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Merge remote branch 'wireless-next/master' into ath6kl-next

This commit is contained in:
Kalle Valo 2012-03-26 16:26:56 +03:00
parent 40abc2defb 377526578f
commit 0564161ea9
226 changed files with 8848 additions and 7674 deletions
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99
Documentation/networking/mac80211-auth-assoc-deauth.txt Normal file
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@ -0,0 +1,99 @@
#
# This outlines the Linux authentication/association and
# deauthentication/disassociation flows.
#
# This can be converted into a diagram using the service
# at http://www.websequencediagrams.com/
#
participant userspace
participant mac80211
participant driver
alt authentication needed (not FT)
userspace->mac80211: authenticate
alt authenticated/authenticating already
mac80211->driver: sta_state(AP, not-exists)
mac80211->driver: bss_info_changed(clear BSSID)
else associated
note over mac80211,driver
like deauth/disassoc, without sending the
BA session stop & deauth/disassoc frames
end note
end
mac80211->driver: config(channel, non-HT)
mac80211->driver: bss_info_changed(set BSSID, basic rate bitmap)
mac80211->driver: sta_state(AP, exists)
alt no probe request data known
mac80211->driver: TX directed probe request
driver->mac80211: RX probe response
end
mac80211->driver: TX auth frame
driver->mac80211: RX auth frame
alt WEP shared key auth
mac80211->driver: TX auth frame
driver->mac80211: RX auth frame
end
mac80211->driver: sta_state(AP, authenticated)
mac80211->userspace: RX auth frame
end
userspace->mac80211: associate
alt authenticated or associated
note over mac80211,driver: cleanup like for authenticate
end
alt not previously authenticated (FT)
mac80211->driver: config(channel, non-HT)
mac80211->driver: bss_info_changed(set BSSID, basic rate bitmap)
mac80211->driver: sta_state(AP, exists)
mac80211->driver: sta_state(AP, authenticated)
end
mac80211->driver: TX assoc
driver->mac80211: RX assoc response
note over mac80211: init rate control
mac80211->driver: sta_state(AP, associated)
alt not using WPA
mac80211->driver: sta_state(AP, authorized)
end
mac80211->driver: set up QoS parameters
alt is HT channel
mac80211->driver: config(channel, HT params)
end
mac80211->driver: bss_info_changed(QoS, HT, associated with AID)
mac80211->userspace: associated
note left of userspace: associated now
alt using WPA
note over userspace
do 4-way-handshake
(data frames)
end note
userspace->mac80211: authorized
mac80211->driver: sta_state(AP, authorized)
end
userspace->mac80211: deauthenticate/disassociate
mac80211->driver: stop BA sessions
mac80211->driver: TX deauth/disassoc
mac80211->driver: flush frames
mac80211->driver: sta_state(AP,associated)
mac80211->driver: sta_state(AP,authenticated)
mac80211->driver: sta_state(AP,exists)
mac80211->driver: sta_state(AP,not-exists)
mac80211->driver: turn off powersave
mac80211->driver: bss_info_changed(clear BSSID, not associated, no QoS, ...)
mac80211->driver: config(non-HT channel type)
mac80211->userspace: disconnected

2
arch/mips/bcm47xx/Makefile
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@ -3,5 +3,5 @@
# under Linux.
#
obj-y += gpio.o irq.o nvram.o prom.o serial.o setup.o time.o
obj-y += gpio.o irq.o nvram.o prom.o serial.o setup.o time.o sprom.o
obj-$(CONFIG_BCM47XX_SSB) += wgt634u.o

3
arch/mips/bcm47xx/nvram.c
View File

@ -107,8 +107,7 @@ int nvram_getenv(char *name, char *val, size_t val_len)
value = eq + 1;
if ((eq - var) == strlen(name) &&
strncmp(var, name, (eq - var)) == 0) {
snprintf(val, val_len, "%s", value);
return 0;
return snprintf(val, val_len, "%s", value);
}
}
return NVRAM_ERR_ENVNOTFOUND;

188
arch/mips/bcm47xx/setup.c
View File

@ -3,7 +3,7 @@
* Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2006 Michael Buesch <m@bues.ch>
* Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
* Copyright (C) 2010-2011 Hauke Mehrtens <hauke@hauke-m.de>
* Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@ -85,156 +85,7 @@ static void bcm47xx_machine_halt(void)
}
#ifdef CONFIG_BCM47XX_SSB
#define READ_FROM_NVRAM(_outvar, name, buf) \
if (nvram_getprefix(prefix, name, buf, sizeof(buf)) >= 0)\
sprom->_outvar = simple_strtoul(buf, NULL, 0);
#define READ_FROM_NVRAM2(_outvar, name1, name2, buf) \
if (nvram_getprefix(prefix, name1, buf, sizeof(buf)) >= 0 || \
nvram_getprefix(prefix, name2, buf, sizeof(buf)) >= 0)\
sprom->_outvar = simple_strtoul(buf, NULL, 0);
static inline int nvram_getprefix(const char *prefix, char *name,
char *buf, int len)
{
if (prefix) {
char key[100];
snprintf(key, sizeof(key), "%s%s", prefix, name);
return nvram_getenv(key, buf, len);
}
return nvram_getenv(name, buf, len);
}
static u32 nvram_getu32(const char *name, char *buf, int len)
{
int rv;
char key[100];
u16 var0, var1;
snprintf(key, sizeof(key), "%s0", name);
rv = nvram_getenv(key, buf, len);
/* return 0 here so this looks like unset */
if (rv < 0)
return 0;
var0 = simple_strtoul(buf, NULL, 0);
snprintf(key, sizeof(key), "%s1", name);
rv = nvram_getenv(key, buf, len);
if (rv < 0)
return 0;
var1 = simple_strtoul(buf, NULL, 0);
return var1 << 16 | var0;
}
static void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix)
{
char buf[100];
u32 boardflags;
memset(sprom, 0, sizeof(struct ssb_sprom));
sprom->revision = 1; /* Fallback: Old hardware does not define this. */
READ_FROM_NVRAM(revision, "sromrev", buf);
if (nvram_getprefix(prefix, "il0macaddr", buf, sizeof(buf)) >= 0 ||
nvram_getprefix(prefix, "macaddr", buf, sizeof(buf)) >= 0)
nvram_parse_macaddr(buf, sprom->il0mac);
if (nvram_getprefix(prefix, "et0macaddr", buf, sizeof(buf)) >= 0)
nvram_parse_macaddr(buf, sprom->et0mac);
if (nvram_getprefix(prefix, "et1macaddr", buf, sizeof(buf)) >= 0)
nvram_parse_macaddr(buf, sprom->et1mac);
READ_FROM_NVRAM(et0phyaddr, "et0phyaddr", buf);
READ_FROM_NVRAM(et1phyaddr, "et1phyaddr", buf);
READ_FROM_NVRAM(et0mdcport, "et0mdcport", buf);
READ_FROM_NVRAM(et1mdcport, "et1mdcport", buf);
READ_FROM_NVRAM(board_rev, "boardrev", buf);
READ_FROM_NVRAM(country_code, "ccode", buf);
READ_FROM_NVRAM(ant_available_a, "aa5g", buf);
READ_FROM_NVRAM(ant_available_bg, "aa2g", buf);
READ_FROM_NVRAM(pa0b0, "pa0b0", buf);
READ_FROM_NVRAM(pa0b1, "pa0b1", buf);
READ_FROM_NVRAM(pa0b2, "pa0b2", buf);
READ_FROM_NVRAM(pa1b0, "pa1b0", buf);
READ_FROM_NVRAM(pa1b1, "pa1b1", buf);
READ_FROM_NVRAM(pa1b2, "pa1b2", buf);
READ_FROM_NVRAM(pa1lob0, "pa1lob0", buf);
READ_FROM_NVRAM(pa1lob2, "pa1lob1", buf);
READ_FROM_NVRAM(pa1lob1, "pa1lob2", buf);
READ_FROM_NVRAM(pa1hib0, "pa1hib0", buf);
READ_FROM_NVRAM(pa1hib2, "pa1hib1", buf);
READ_FROM_NVRAM(pa1hib1, "pa1hib2", buf);
READ_FROM_NVRAM2(gpio0, "ledbh0", "wl0gpio0", buf);
READ_FROM_NVRAM2(gpio1, "ledbh1", "wl0gpio1", buf);
READ_FROM_NVRAM2(gpio2, "ledbh2", "wl0gpio2", buf);
READ_FROM_NVRAM2(gpio3, "ledbh3", "wl0gpio3", buf);
READ_FROM_NVRAM2(maxpwr_bg, "maxp2ga0", "pa0maxpwr", buf);
READ_FROM_NVRAM2(maxpwr_al, "maxp5gla0", "pa1lomaxpwr", buf);
READ_FROM_NVRAM2(maxpwr_a, "maxp5ga0", "pa1maxpwr", buf);
READ_FROM_NVRAM2(maxpwr_ah, "maxp5gha0", "pa1himaxpwr", buf);
READ_FROM_NVRAM2(itssi_bg, "itt5ga0", "pa0itssit", buf);
READ_FROM_NVRAM2(itssi_a, "itt2ga0", "pa1itssit", buf);
READ_FROM_NVRAM(tri2g, "tri2g", buf);
READ_FROM_NVRAM(tri5gl, "tri5gl", buf);
READ_FROM_NVRAM(tri5g, "tri5g", buf);
READ_FROM_NVRAM(tri5gh, "tri5gh", buf);
READ_FROM_NVRAM(txpid2g[0], "txpid2ga0", buf);
READ_FROM_NVRAM(txpid2g[1], "txpid2ga1", buf);
READ_FROM_NVRAM(txpid2g[2], "txpid2ga2", buf);
READ_FROM_NVRAM(txpid2g[3], "txpid2ga3", buf);
READ_FROM_NVRAM(txpid5g[0], "txpid5ga0", buf);
READ_FROM_NVRAM(txpid5g[1], "txpid5ga1", buf);
READ_FROM_NVRAM(txpid5g[2], "txpid5ga2", buf);
READ_FROM_NVRAM(txpid5g[3], "txpid5ga3", buf);
READ_FROM_NVRAM(txpid5gl[0], "txpid5gla0", buf);
READ_FROM_NVRAM(txpid5gl[1], "txpid5gla1", buf);
READ_FROM_NVRAM(txpid5gl[2], "txpid5gla2", buf);
READ_FROM_NVRAM(txpid5gl[3], "txpid5gla3", buf);
READ_FROM_NVRAM(txpid5gh[0], "txpid5gha0", buf);
READ_FROM_NVRAM(txpid5gh[1], "txpid5gha1", buf);
READ_FROM_NVRAM(txpid5gh[2], "txpid5gha2", buf);
READ_FROM_NVRAM(txpid5gh[3], "txpid5gha3", buf);
READ_FROM_NVRAM(rxpo2g, "rxpo2g", buf);
READ_FROM_NVRAM(rxpo5g, "rxpo5g", buf);
READ_FROM_NVRAM(rssisav2g, "rssisav2g", buf);
READ_FROM_NVRAM(rssismc2g, "rssismc2g", buf);
READ_FROM_NVRAM(rssismf2g, "rssismf2g", buf);
READ_FROM_NVRAM(bxa2g, "bxa2g", buf);
READ_FROM_NVRAM(rssisav5g, "rssisav5g", buf);
READ_FROM_NVRAM(rssismc5g, "rssismc5g", buf);
READ_FROM_NVRAM(rssismf5g, "rssismf5g", buf);
READ_FROM_NVRAM(bxa5g, "bxa5g", buf);
READ_FROM_NVRAM(cck2gpo, "cck2gpo", buf);
sprom->ofdm2gpo = nvram_getu32("ofdm2gpo", buf, sizeof(buf));
sprom->ofdm5glpo = nvram_getu32("ofdm5glpo", buf, sizeof(buf));
sprom->ofdm5gpo = nvram_getu32("ofdm5gpo", buf, sizeof(buf));
sprom->ofdm5ghpo = nvram_getu32("ofdm5ghpo", buf, sizeof(buf));
READ_FROM_NVRAM(antenna_gain.ghz24.a0, "ag0", buf);
READ_FROM_NVRAM(antenna_gain.ghz24.a1, "ag1", buf);
READ_FROM_NVRAM(antenna_gain.ghz24.a2, "ag2", buf);
READ_FROM_NVRAM(antenna_gain.ghz24.a3, "ag3", buf);
memcpy(&sprom->antenna_gain.ghz5, &sprom->antenna_gain.ghz24,
sizeof(sprom->antenna_gain.ghz5));
if (nvram_getprefix(prefix, "boardflags", buf, sizeof(buf)) >= 0) {
boardflags = simple_strtoul(buf, NULL, 0);
if (boardflags) {
sprom->boardflags_lo = (boardflags & 0x0000FFFFU);
sprom->boardflags_hi = (boardflags & 0xFFFF0000U) >> 16;
}
}
if (nvram_getprefix(prefix, "boardflags2", buf, sizeof(buf)) >= 0) {
boardflags = simple_strtoul(buf, NULL, 0);
if (boardflags) {
sprom->boardflags2_lo = (boardflags & 0x0000FFFFU);
sprom->boardflags2_hi = (boardflags & 0xFFFF0000U) >> 16;
}
}
}
int bcm47xx_get_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out)
{
char prefix[10];
@ -251,7 +102,7 @@ int bcm47xx_get_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
}
static int bcm47xx_get_invariants(struct ssb_bus *bus,
struct ssb_init_invariants *iv)
struct ssb_init_invariants *iv)
{
char buf[20];
@ -281,7 +132,7 @@ static void __init bcm47xx_register_ssb(void)
char buf[100];
struct ssb_mipscore *mcore;
err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom);
err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb);
if (err)
printk(KERN_WARNING "bcm47xx: someone else already registered"
" a ssb SPROM callback handler (err %d)\n", err);
@ -308,10 +159,41 @@ static void __init bcm47xx_register_ssb(void)
#endif
#ifdef CONFIG_BCM47XX_BCMA
static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out)
{
char prefix[10];
struct bcma_device *core;
switch (bus->hosttype) {
case BCMA_HOSTTYPE_PCI:
snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
bus->host_pci->bus->number + 1,
PCI_SLOT(bus->host_pci->devfn));
bcm47xx_fill_sprom(out, prefix);
return 0;
case BCMA_HOSTTYPE_SOC:
bcm47xx_fill_sprom_ethernet(out, NULL);
core = bcma_find_core(bus, BCMA_CORE_80211);
if (core) {
snprintf(prefix, sizeof(prefix), "sb/%u/",
core->core_index);
bcm47xx_fill_sprom(out, prefix);
}
return 0;
default:
pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
return -EINVAL;
}
}
static void __init bcm47xx_register_bcma(void)
{
int err;
err = bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma);
if (err)
pr_warn("bcm47xx: someone else already registered a bcma SPROM callback handler (err %d)\n", err);
err = bcma_host_soc_register(&bcm47xx_bus.bcma);
if (err)
panic("Failed to initialize BCMA bus (err %d)", err);

620
arch/mips/bcm47xx/sprom.c Normal file
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@ -0,0 +1,620 @@
/*
* Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
* Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2006 Michael Buesch <m@bues.ch>
* Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
* Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <bcm47xx.h>
#include <nvram.h>
static void create_key(const char *prefix, const char *postfix,
const char *name, char *buf, int len)
{
if (prefix && postfix)
snprintf(buf, len, "%s%s%s", prefix, name, postfix);
else if (prefix)
snprintf(buf, len, "%s%s", prefix, name);
else if (postfix)
snprintf(buf, len, "%s%s", name, postfix);
else
snprintf(buf, len, "%s", name);
}
#define NVRAM_READ_VAL(type) \
static void nvram_read_ ## type (const char *prefix, \
const char *postfix, const char *name, \
type *val, type allset) \
{ \
char buf[100]; \
char key[40]; \
int err; \
type var; \
\
create_key(prefix, postfix, name, key, sizeof(key)); \
\
err = nvram_getenv(key, buf, sizeof(buf)); \
if (err < 0) \
return; \
err = kstrto ## type (buf, 0, &var); \
if (err) { \
pr_warn("can not parse nvram name %s with value %s" \
" got %i", key, buf, err); \
return; \
} \
if (allset && var == allset) \
return; \
*val = var; \
}
NVRAM_READ_VAL(u8)
NVRAM_READ_VAL(s8)
NVRAM_READ_VAL(u16)
NVRAM_READ_VAL(u32)
#undef NVRAM_READ_VAL
static void nvram_read_u32_2(const char *prefix, const char *name,
u16 *val_lo, u16 *val_hi)
{
char buf[100];
char key[40];
int err;
u32 val;
create_key(prefix, NULL, name, key, sizeof(key));
err = nvram_getenv(key, buf, sizeof(buf));
if (err < 0)
return;
err = kstrtou32(buf, 0, &val);
if (err) {
pr_warn("can not parse nvram name %s with value %s got %i",
key, buf, err);
return;
}
*val_lo = (val & 0x0000FFFFU);
*val_hi = (val & 0xFFFF0000U) >> 16;
}
static void nvram_read_leddc(const char *prefix, const char *name,
u8 *leddc_on_time, u8 *leddc_off_time)
{
char buf[100];
char key[40];
int err;
u32 val;
create_key(prefix, NULL, name, key, sizeof(key));
err = nvram_getenv(key, buf, sizeof(buf));
if (err < 0)
return;
err = kstrtou32(buf, 0, &val);
if (err) {
pr_warn("can not parse nvram name %s with value %s got %i",
key, buf, err);
return;
}
if (val == 0xffff || val == 0xffffffff)
return;
*leddc_on_time = val & 0xff;
*leddc_off_time = (val >> 16) & 0xff;
}
static void nvram_read_macaddr(const char *prefix, const char *name,
u8 (*val)[6])
{
char buf[100];
char key[40];
int err;
create_key(prefix, NULL, name, key, sizeof(key));
err = nvram_getenv(key, buf, sizeof(buf));
if (err < 0)
return;
nvram_parse_macaddr(buf, *val);
}
static void nvram_read_alpha2(const char *prefix, const char *name,
char (*val)[2])
{
char buf[10];
char key[40];
int err;
create_key(prefix, NULL, name, key, sizeof(key));
err = nvram_getenv(key, buf, sizeof(buf));
if (err < 0)
return;
if (buf[0] == '0')
return;
if (strlen(buf) > 2) {
pr_warn("alpha2 is too long %s", buf);
return;
}
memcpy(val, buf, sizeof(val));
}
static void bcm47xx_fill_sprom_r1234589(struct ssb_sprom *sprom,
const char *prefix)
{
nvram_read_u16(prefix, NULL, "boardrev", &sprom->board_rev, 0);
nvram_read_u16(prefix, NULL, "boardnum", &sprom->board_num, 0);
nvram_read_u8(prefix, NULL, "ledbh0", &sprom->gpio0, 0xff);
nvram_read_u8(prefix, NULL, "ledbh1", &sprom->gpio1, 0xff);
nvram_read_u8(prefix, NULL, "ledbh2", &sprom->gpio2, 0xff);
nvram_read_u8(prefix, NULL, "ledbh3", &sprom->gpio3, 0xff);
nvram_read_u8(prefix, NULL, "aa2g", &sprom->ant_available_bg, 0);
nvram_read_u8(prefix, NULL, "aa5g", &sprom->ant_available_a, 0);
nvram_read_s8(prefix, NULL, "ag0", &sprom->antenna_gain.a0, 0);
nvram_read_s8(prefix, NULL, "ag1", &sprom->antenna_gain.a1, 0);
nvram_read_alpha2(prefix, "ccode", &sprom->alpha2);
}
static void bcm47xx_fill_sprom_r12389(struct ssb_sprom *sprom,
const char *prefix)
{
nvram_read_u16(prefix, NULL, "pa0b0", &sprom->pa0b0, 0);
nvram_read_u16(prefix, NULL, "pa0b1", &sprom->pa0b1, 0);
nvram_read_u16(prefix, NULL, "pa0b2", &sprom->pa0b2, 0);
nvram_read_u8(prefix, NULL, "pa0itssit", &sprom->itssi_bg, 0);
nvram_read_u8(prefix, NULL, "pa0maxpwr", &sprom->maxpwr_bg, 0);
nvram_read_u16(prefix, NULL, "pa1b0", &sprom->pa1b0, 0);
nvram_read_u16(prefix, NULL, "pa1b1", &sprom->pa1b1, 0);
nvram_read_u16(prefix, NULL, "pa1b2", &sprom->pa1b2, 0);
nvram_read_u8(prefix, NULL, "pa1itssit", &sprom->itssi_a, 0);
nvram_read_u8(prefix, NULL, "pa1maxpwr", &sprom->maxpwr_a, 0);
}
static void bcm47xx_fill_sprom_r1(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u16(prefix, NULL, "boardflags", &sprom->boardflags_lo, 0);
nvram_read_u8(prefix, NULL, "cc", &sprom->country_code, 0);
}
static void bcm47xx_fill_sprom_r2389(struct ssb_sprom *sprom,
const char *prefix)
{
nvram_read_u8(prefix, NULL, "opo", &sprom->opo, 0);
nvram_read_u16(prefix, NULL, "pa1lob0", &sprom->pa1lob0, 0);
nvram_read_u16(prefix, NULL, "pa1lob1", &sprom->pa1lob1, 0);
nvram_read_u16(prefix, NULL, "pa1lob2", &sprom->pa1lob2, 0);
nvram_read_u16(prefix, NULL, "pa1hib0", &sprom->pa1hib0, 0);
nvram_read_u16(prefix, NULL, "pa1hib1", &sprom->pa1hib1, 0);
nvram_read_u16(prefix, NULL, "pa1hib2", &sprom->pa1hib2, 0);
nvram_read_u8(prefix, NULL, "pa1lomaxpwr", &sprom->maxpwr_al, 0);
nvram_read_u8(prefix, NULL, "pa1himaxpwr", &sprom->maxpwr_ah, 0);
}
static void bcm47xx_fill_sprom_r2(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo,
&sprom->boardflags_hi);
nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0);
}
static void bcm47xx_fill_sprom_r389(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u8(prefix, NULL, "bxa2g", &sprom->bxa2g, 0);
nvram_read_u8(prefix, NULL, "rssisav2g", &sprom->rssisav2g, 0);
nvram_read_u8(prefix, NULL, "rssismc2g", &sprom->rssismc2g, 0);
nvram_read_u8(prefix, NULL, "rssismf2g", &sprom->rssismf2g, 0);
nvram_read_u8(prefix, NULL, "bxa5g", &sprom->bxa5g, 0);
nvram_read_u8(prefix, NULL, "rssisav5g", &sprom->rssisav5g, 0);
nvram_read_u8(prefix, NULL, "rssismc5g", &sprom->rssismc5g, 0);
nvram_read_u8(prefix, NULL, "rssismf5g", &sprom->rssismf5g, 0);
nvram_read_u8(prefix, NULL, "tri2g", &sprom->tri2g, 0);
nvram_read_u8(prefix, NULL, "tri5g", &sprom->tri5g, 0);
nvram_read_u8(prefix, NULL, "tri5gl", &sprom->tri5gl, 0);
nvram_read_u8(prefix, NULL, "tri5gh", &sprom->tri5gh, 0);
nvram_read_s8(prefix, NULL, "rxpo2g", &sprom->rxpo2g, 0);
nvram_read_s8(prefix, NULL, "rxpo5g", &sprom->rxpo5g, 0);
}
static void bcm47xx_fill_sprom_r3(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo,
&sprom->boardflags_hi);
nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0);
nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0);
nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
&sprom->leddc_off_time);
}
static void bcm47xx_fill_sprom_r4589(struct ssb_sprom *sprom,
const char *prefix)
{
nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo,
&sprom->boardflags_hi);
nvram_read_u32_2(prefix, "boardflags2", &sprom->boardflags2_lo,
&sprom->boardflags2_hi);
nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0);
nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0);
nvram_read_s8(prefix, NULL, "ag2", &sprom->antenna_gain.a2, 0);
nvram_read_s8(prefix, NULL, "ag3", &sprom->antenna_gain.a3, 0);
nvram_read_u8(prefix, NULL, "txchain", &sprom->txchain, 0xf);
nvram_read_u8(prefix, NULL, "rxchain", &sprom->rxchain, 0xf);
nvram_read_u8(prefix, NULL, "antswitch", &sprom->antswitch, 0xff);
nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
&sprom->leddc_off_time);
}
static void bcm47xx_fill_sprom_r458(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u16(prefix, NULL, "cck2gpo", &sprom->cck2gpo, 0);
nvram_read_u32(prefix, NULL, "ofdm2gpo", &sprom->ofdm2gpo, 0);
nvram_read_u32(prefix, NULL, "ofdm5gpo", &sprom->ofdm5gpo, 0);
nvram_read_u32(prefix, NULL, "ofdm5glpo", &sprom->ofdm5glpo, 0);
nvram_read_u32(prefix, NULL, "ofdm5ghpo", &sprom->ofdm5ghpo, 0);
nvram_read_u16(prefix, NULL, "cddpo", &sprom->cddpo, 0);
nvram_read_u16(prefix, NULL, "stbcpo", &sprom->stbcpo, 0);
nvram_read_u16(prefix, NULL, "bw40po", &sprom->bw40po, 0);
nvram_read_u16(prefix, NULL, "bwduppo", &sprom->bwduppo, 0);
nvram_read_u16(prefix, NULL, "mcs2gpo0", &sprom->mcs2gpo[0], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo1", &sprom->mcs2gpo[1], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo2", &sprom->mcs2gpo[2], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo3", &sprom->mcs2gpo[3], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo4", &sprom->mcs2gpo[4], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo5", &sprom->mcs2gpo[5], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo6", &sprom->mcs2gpo[6], 0);
nvram_read_u16(prefix, NULL, "mcs2gpo7", &sprom->mcs2gpo[7], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo0", &sprom->mcs5gpo[0], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo1", &sprom->mcs5gpo[1], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo2", &sprom->mcs5gpo[2], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo3", &sprom->mcs5gpo[3], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo4", &sprom->mcs5gpo[4], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo5", &sprom->mcs5gpo[5], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo6", &sprom->mcs5gpo[6], 0);
nvram_read_u16(prefix, NULL, "mcs5gpo7", &sprom->mcs5gpo[7], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo0", &sprom->mcs5glpo[0], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo1", &sprom->mcs5glpo[1], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo2", &sprom->mcs5glpo[2], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo3", &sprom->mcs5glpo[3], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo4", &sprom->mcs5glpo[4], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo5", &sprom->mcs5glpo[5], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo6", &sprom->mcs5glpo[6], 0);
nvram_read_u16(prefix, NULL, "mcs5glpo7", &sprom->mcs5glpo[7], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo0", &sprom->mcs5ghpo[0], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo1", &sprom->mcs5ghpo[1], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo2", &sprom->mcs5ghpo[2], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo3", &sprom->mcs5ghpo[3], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo4", &sprom->mcs5ghpo[4], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo5", &sprom->mcs5ghpo[5], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo6", &sprom->mcs5ghpo[6], 0);
nvram_read_u16(prefix, NULL, "mcs5ghpo7", &sprom->mcs5ghpo[7], 0);
}
static void bcm47xx_fill_sprom_r45(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u8(prefix, NULL, "txpid2ga0", &sprom->txpid2g[0], 0);
nvram_read_u8(prefix, NULL, "txpid2ga1", &sprom->txpid2g[1], 0);
nvram_read_u8(prefix, NULL, "txpid2ga2", &sprom->txpid2g[2], 0);
nvram_read_u8(prefix, NULL, "txpid2ga3", &sprom->txpid2g[3], 0);
nvram_read_u8(prefix, NULL, "txpid5ga0", &sprom->txpid5g[0], 0);
nvram_read_u8(prefix, NULL, "txpid5ga1", &sprom->txpid5g[1], 0);
nvram_read_u8(prefix, NULL, "txpid5ga2", &sprom->txpid5g[2], 0);
nvram_read_u8(prefix, NULL, "txpid5ga3", &sprom->txpid5g[3], 0);
nvram_read_u8(prefix, NULL, "txpid5gla0", &sprom->txpid5gl[0], 0);
nvram_read_u8(prefix, NULL, "txpid5gla1", &sprom->txpid5gl[1], 0);
nvram_read_u8(prefix, NULL, "txpid5gla2", &sprom->txpid5gl[2], 0);
nvram_read_u8(prefix, NULL, "txpid5gla3", &sprom->txpid5gl[3], 0);
nvram_read_u8(prefix, NULL, "txpid5gha0", &sprom->txpid5gh[0], 0);
nvram_read_u8(prefix, NULL, "txpid5gha1", &sprom->txpid5gh[1], 0);
nvram_read_u8(prefix, NULL, "txpid5gha2", &sprom->txpid5gh[2], 0);
nvram_read_u8(prefix, NULL, "txpid5gha3", &sprom->txpid5gh[3], 0);
}
static void bcm47xx_fill_sprom_r89(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u8(prefix, NULL, "tssipos2g", &sprom->fem.ghz2.tssipos, 0);
nvram_read_u8(prefix, NULL, "extpagain2g",
&sprom->fem.ghz2.extpa_gain, 0);
nvram_read_u8(prefix, NULL, "pdetrange2g",
&sprom->fem.ghz2.pdet_range, 0);
nvram_read_u8(prefix, NULL, "triso2g", &sprom->fem.ghz2.tr_iso, 0);
nvram_read_u8(prefix, NULL, "antswctl2g", &sprom->fem.ghz2.antswlut, 0);
nvram_read_u8(prefix, NULL, "tssipos5g", &sprom->fem.ghz5.tssipos, 0);
nvram_read_u8(prefix, NULL, "extpagain5g",
&sprom->fem.ghz5.extpa_gain, 0);
nvram_read_u8(prefix, NULL, "pdetrange5g",
&sprom->fem.ghz5.pdet_range, 0);
nvram_read_u8(prefix, NULL, "triso5g", &sprom->fem.ghz5.tr_iso, 0);
nvram_read_u8(prefix, NULL, "antswctl5g", &sprom->fem.ghz5.antswlut, 0);
nvram_read_u8(prefix, NULL, "tempthresh", &sprom->tempthresh, 0);
nvram_read_u8(prefix, NULL, "tempoffset", &sprom->tempoffset, 0);
nvram_read_u16(prefix, NULL, "rawtempsense", &sprom->rawtempsense, 0);
nvram_read_u8(prefix, NULL, "measpower", &sprom->measpower, 0);
nvram_read_u8(prefix, NULL, "tempsense_slope",
&sprom->tempsense_slope, 0);
nvram_read_u8(prefix, NULL, "tempcorrx", &sprom->tempcorrx, 0);
nvram_read_u8(prefix, NULL, "tempsense_option",
&sprom->tempsense_option, 0);
nvram_read_u8(prefix, NULL, "freqoffset_corr",
&sprom->freqoffset_corr, 0);
nvram_read_u8(prefix, NULL, "iqcal_swp_dis", &sprom->iqcal_swp_dis, 0);
nvram_read_u8(prefix, NULL, "hw_iqcal_en", &sprom->hw_iqcal_en, 0);
nvram_read_u8(prefix, NULL, "elna2g", &sprom->elna2g, 0);
nvram_read_u8(prefix, NULL, "elna5g", &sprom->elna5g, 0);
nvram_read_u8(prefix, NULL, "phycal_tempdelta",
&sprom->phycal_tempdelta, 0);
nvram_read_u8(prefix, NULL, "temps_period", &sprom->temps_period, 0);
nvram_read_u8(prefix, NULL, "temps_hysteresis",
&sprom->temps_hysteresis, 0);
nvram_read_u8(prefix, NULL, "measpower1", &sprom->measpower1, 0);
nvram_read_u8(prefix, NULL, "measpower2", &sprom->measpower2, 0);
nvram_read_u8(prefix, NULL, "rxgainerr2ga0",
&sprom->rxgainerr2ga[0], 0);
nvram_read_u8(prefix, NULL, "rxgainerr2ga1",
&sprom->rxgainerr2ga[1], 0);
nvram_read_u8(prefix, NULL, "rxgainerr2ga2",
&sprom->rxgainerr2ga[2], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gla0",
&sprom->rxgainerr5gla[0], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gla1",
&sprom->rxgainerr5gla[1], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gla2",
&sprom->rxgainerr5gla[2], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gma0",
&sprom->rxgainerr5gma[0], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gma1",
&sprom->rxgainerr5gma[1], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gma2",
&sprom->rxgainerr5gma[2], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gha0",
&sprom->rxgainerr5gha[0], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gha1",
&sprom->rxgainerr5gha[1], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gha2",
&sprom->rxgainerr5gha[2], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gua0",
&sprom->rxgainerr5gua[0], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gua1",
&sprom->rxgainerr5gua[1], 0);
nvram_read_u8(prefix, NULL, "rxgainerr5gua2",
&sprom->rxgainerr5gua[2], 0);
nvram_read_u8(prefix, NULL, "noiselvl2ga0", &sprom->noiselvl2ga[0], 0);
nvram_read_u8(prefix, NULL, "noiselvl2ga1", &sprom->noiselvl2ga[1], 0);
nvram_read_u8(prefix, NULL, "noiselvl2ga2", &sprom->noiselvl2ga[2], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gla0",
&sprom->noiselvl5gla[0], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gla1",
&sprom->noiselvl5gla[1], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gla2",
&sprom->noiselvl5gla[2], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gma0",
&sprom->noiselvl5gma[0], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gma1",
&sprom->noiselvl5gma[1], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gma2",
&sprom->noiselvl5gma[2], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gha0",
&sprom->noiselvl5gha[0], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gha1",
&sprom->noiselvl5gha[1], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gha2",
&sprom->noiselvl5gha[2], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gua0",
&sprom->noiselvl5gua[0], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gua1",
&sprom->noiselvl5gua[1], 0);
nvram_read_u8(prefix, NULL, "noiselvl5gua2",
&sprom->noiselvl5gua[2], 0);
nvram_read_u8(prefix, NULL, "pcieingress_war",
&sprom->pcieingress_war, 0);
}
static void bcm47xx_fill_sprom_r9(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_u16(prefix, NULL, "cckbw202gpo", &sprom->cckbw202gpo, 0);
nvram_read_u16(prefix, NULL, "cckbw20ul2gpo", &sprom->cckbw20ul2gpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw202gpo",
&sprom->legofdmbw202gpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw20ul2gpo",
&sprom->legofdmbw20ul2gpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw205glpo",
&sprom->legofdmbw205glpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw20ul5glpo",
&sprom->legofdmbw20ul5glpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw205gmpo",
&sprom->legofdmbw205gmpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw20ul5gmpo",
&sprom->legofdmbw20ul5gmpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw205ghpo",
&sprom->legofdmbw205ghpo, 0);
nvram_read_u32(prefix, NULL, "legofdmbw20ul5ghpo",
&sprom->legofdmbw20ul5ghpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw202gpo", &sprom->mcsbw202gpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw20ul2gpo", &sprom->mcsbw20ul2gpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw402gpo", &sprom->mcsbw402gpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw205glpo", &sprom->mcsbw205glpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw20ul5glpo",
&sprom->mcsbw20ul5glpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw405glpo", &sprom->mcsbw405glpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw205gmpo", &sprom->mcsbw205gmpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw20ul5gmpo",
&sprom->mcsbw20ul5gmpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw405gmpo", &sprom->mcsbw405gmpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw205ghpo", &sprom->mcsbw205ghpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw20ul5ghpo",
&sprom->mcsbw20ul5ghpo, 0);
nvram_read_u32(prefix, NULL, "mcsbw405ghpo", &sprom->mcsbw405ghpo, 0);
nvram_read_u16(prefix, NULL, "mcs32po", &sprom->mcs32po, 0);
nvram_read_u16(prefix, NULL, "legofdm40duppo",
&sprom->legofdm40duppo, 0);
nvram_read_u8(prefix, NULL, "sar2g", &sprom->sar2g, 0);
nvram_read_u8(prefix, NULL, "sar5g", &sprom->sar5g, 0);
}
static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom,
const char *prefix)
{
char postfix[2];
int i;
for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) {
struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i];
snprintf(postfix, sizeof(postfix), "%i", i);
nvram_read_u8(prefix, postfix, "maxp2ga",
&pwr_info->maxpwr_2g, 0);
nvram_read_u8(prefix, postfix, "itt2ga",
&pwr_info->itssi_2g, 0);
nvram_read_u8(prefix, postfix, "itt5ga",
&pwr_info->itssi_5g, 0);
nvram_read_u16(prefix, postfix, "pa2gw0a",
&pwr_info->pa_2g[0], 0);
nvram_read_u16(prefix, postfix, "pa2gw1a",
&pwr_info->pa_2g[1], 0);
nvram_read_u16(prefix, postfix, "pa2gw2a",
&pwr_info->pa_2g[2], 0);
nvram_read_u8(prefix, postfix, "maxp5ga",
&pwr_info->maxpwr_5g, 0);
nvram_read_u8(prefix, postfix, "maxp5gha",
&pwr_info->maxpwr_5gh, 0);
nvram_read_u8(prefix, postfix, "maxp5gla",
&pwr_info->maxpwr_5gl, 0);
nvram_read_u16(prefix, postfix, "pa5gw0a",
&pwr_info->pa_5g[0], 0);
nvram_read_u16(prefix, postfix, "pa5gw1a",
&pwr_info->pa_5g[1], 0);
nvram_read_u16(prefix, postfix, "pa5gw2a",
&pwr_info->pa_5g[2], 0);
nvram_read_u16(prefix, postfix, "pa5glw0a",
&pwr_info->pa_5gl[0], 0);
nvram_read_u16(prefix, postfix, "pa5glw1a",
&pwr_info->pa_5gl[1], 0);
nvram_read_u16(prefix, postfix, "pa5glw2a",
&pwr_info->pa_5gl[2], 0);
nvram_read_u16(prefix, postfix, "pa5ghw0a",
&pwr_info->pa_5gh[0], 0);
nvram_read_u16(prefix, postfix, "pa5ghw1a",
&pwr_info->pa_5gh[1], 0);
nvram_read_u16(prefix, postfix, "pa5ghw2a",
&pwr_info->pa_5gh[2], 0);
}
}
static void bcm47xx_fill_sprom_path_r45(struct ssb_sprom *sprom,
const char *prefix)
{
char postfix[2];
int i;
for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) {
struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i];
snprintf(postfix, sizeof(postfix), "%i", i);
nvram_read_u16(prefix, postfix, "pa2gw3a",
&pwr_info->pa_2g[3], 0);
nvram_read_u16(prefix, postfix, "pa5gw3a",
&pwr_info->pa_5g[3], 0);
nvram_read_u16(prefix, postfix, "pa5glw3a",
&pwr_info->pa_5gl[3], 0);
nvram_read_u16(prefix, postfix, "pa5ghw3a",
&pwr_info->pa_5gh[3], 0);
}
}
void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom, const char *prefix)
{
nvram_read_macaddr(prefix, "et0macaddr", &sprom->et0mac);
nvram_read_u8(prefix, NULL, "et0mdcport", &sprom->et0mdcport, 0);
nvram_read_u8(prefix, NULL, "et0phyaddr", &sprom->et0phyaddr, 0);
nvram_read_macaddr(prefix, "et1macaddr", &sprom->et1mac);
nvram_read_u8(prefix, NULL, "et1mdcport", &sprom->et1mdcport, 0);
nvram_read_u8(prefix, NULL, "et1phyaddr", &sprom->et1phyaddr, 0);
nvram_read_macaddr(prefix, "macaddr", &sprom->il0mac);
nvram_read_macaddr(prefix, "il0macaddr", &sprom->il0mac);
}
void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix)
{
memset(sprom, 0, sizeof(struct ssb_sprom));
bcm47xx_fill_sprom_ethernet(sprom, prefix);
nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0);
switch (sprom->revision) {
case 1:
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r12389(sprom, prefix);
bcm47xx_fill_sprom_r1(sprom, prefix);
break;
case 2:
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r12389(sprom, prefix);
bcm47xx_fill_sprom_r2389(sprom, prefix);
bcm47xx_fill_sprom_r2(sprom, prefix);
break;
case 3:
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r12389(sprom, prefix);
bcm47xx_fill_sprom_r2389(sprom, prefix);
bcm47xx_fill_sprom_r389(sprom, prefix);
bcm47xx_fill_sprom_r3(sprom, prefix);
break;
case 4:
case 5:
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r4589(sprom, prefix);
bcm47xx_fill_sprom_r458(sprom, prefix);
bcm47xx_fill_sprom_r45(sprom, prefix);
bcm47xx_fill_sprom_path_r4589(sprom, prefix);
bcm47xx_fill_sprom_path_r45(sprom, prefix);
break;
case 8:
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r12389(sprom, prefix);
bcm47xx_fill_sprom_r2389(sprom, prefix);
bcm47xx_fill_sprom_r389(sprom, prefix);
bcm47xx_fill_sprom_r4589(sprom, prefix);
bcm47xx_fill_sprom_r458(sprom, prefix);
bcm47xx_fill_sprom_r89(sprom, prefix);
bcm47xx_fill_sprom_path_r4589(sprom, prefix);
break;
case 9:
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r12389(sprom, prefix);
bcm47xx_fill_sprom_r2389(sprom, prefix);
bcm47xx_fill_sprom_r389(sprom, prefix);
bcm47xx_fill_sprom_r4589(sprom, prefix);
bcm47xx_fill_sprom_r89(sprom, prefix);
bcm47xx_fill_sprom_r9(sprom, prefix);
bcm47xx_fill_sprom_path_r4589(sprom, prefix);
break;
default:
pr_warn("Unsupported SPROM revision %d detected. Will extract"
" v1\n", sprom->revision);
sprom->revision = 1;
bcm47xx_fill_sprom_r1234589(sprom, prefix);
bcm47xx_fill_sprom_r12389(sprom, prefix);
bcm47xx_fill_sprom_r1(sprom, prefix);
}
}

3
arch/mips/include/asm/mach-bcm47xx/bcm47xx.h
View File

@ -44,4 +44,7 @@ union bcm47xx_bus {
extern union bcm47xx_bus bcm47xx_bus;
extern enum bcm47xx_bus_type bcm47xx_bus_type;
void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix);
void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom, const char *prefix);
#endif /* __ASM_BCM47XX_H */

2
arch/mips/include/asm/mach-bcm47xx/nvram.h
View File

@ -37,7 +37,7 @@ struct nvram_header {
extern int nvram_getenv(char *name, char *val, size_t val_len);
static inline void nvram_parse_macaddr(char *buf, u8 *macaddr)
static inline void nvram_parse_macaddr(char *buf, u8 macaddr[6])
{
if (strchr(buf, ':'))
sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0],

1
drivers/bcma/driver_chipcommon_pmu.c
View File

@ -80,6 +80,7 @@ static void bcma_pmu_resources_init(struct bcma_drv_cc *cc)
min_msk = 0x200D;
max_msk = 0xFFFF;
break;
case 0x4331:
case 43224:
case 43225:
break;

3
drivers/bcma/main.c
View File

@ -61,7 +61,7 @@ static struct bus_type bcma_bus_type = {
.dev_attrs = bcma_device_attrs,
};
static struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
{
struct bcma_device *core;
@ -71,6 +71,7 @@ static struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
}
return NULL;
}
EXPORT_SYMBOL_GPL(bcma_find_core);
static void bcma_release_core_dev(struct device *dev)
{

182
drivers/bcma/sprom.c
View File

@ -2,6 +2,8 @@
* Broadcom specific AMBA
* SPROM reading
*
* Copyright 2011, 2012, Hauke Mehrtens <hauke@hauke-m.de>
*
* Licensed under the GNU/GPL. See COPYING for details.
*/
@ -14,6 +16,58 @@
#include <linux/dma-mapping.h>
#include <linux/slab.h>
static int(*get_fallback_sprom)(struct bcma_bus *dev, struct ssb_sprom *out);
/**
* bcma_arch_register_fallback_sprom - Registers a method providing a
* fallback SPROM if no SPROM is found.
*
* @sprom_callback: The callback function.
*
* With this function the architecture implementation may register a
* callback handler which fills the SPROM data structure. The fallback is
* used for PCI based BCMA devices, where no valid SPROM can be found
* in the shadow registers and to provide the SPROM for SoCs where BCMA is
* to controll the system bus.
*
* This function is useful for weird architectures that have a half-assed
* BCMA device hardwired to their PCI bus.
*
* This function is available for architecture code, only. So it is not
* exported.
*/
int bcma_arch_register_fallback_sprom(int (*sprom_callback)(struct bcma_bus *bus,
struct ssb_sprom *out))
{
if (get_fallback_sprom)
return -EEXIST;
get_fallback_sprom = sprom_callback;
return 0;
}
static int bcma_fill_sprom_with_fallback(struct bcma_bus *bus,
struct ssb_sprom *out)
{
int err;
if (!get_fallback_sprom) {
err = -ENOENT;
goto fail;
}
err = get_fallback_sprom(bus, out);
if (err)
goto fail;
pr_debug("Using SPROM revision %d provided by"
" platform.\n", bus->sprom.revision);
return 0;
fail:
pr_warn("Using fallback SPROM failed (err %d)\n", err);
return err;
}
/**************************************************
* R/W ops.
**************************************************/
@ -246,23 +300,128 @@ static void bcma_sprom_extract_r8(struct bcma_bus *bus, const u16 *sprom)
SSB_SROM8_FEM_ANTSWLUT_SHIFT);
}
/*
* Indicates the presence of external SPROM.
*/
static bool bcma_sprom_ext_available(struct bcma_bus *bus)
{
u32 chip_status;
u32 srom_control;
u32 present_mask;
if (bus->drv_cc.core->id.rev >= 31) {
if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM))
return false;
srom_control = bcma_read32(bus->drv_cc.core,
BCMA_CC_SROM_CONTROL);
return srom_control & BCMA_CC_SROM_CONTROL_PRESENT;
}
/* older chipcommon revisions use chip status register */
chip_status = bcma_read32(bus->drv_cc.core, BCMA_CC_CHIPSTAT);
switch (bus->chipinfo.id) {
case 0x4313:
present_mask = BCMA_CC_CHIPST_4313_SPROM_PRESENT;
break;
case 0x4331:
present_mask = BCMA_CC_CHIPST_4331_SPROM_PRESENT;
break;
default:
return true;
}
return chip_status & present_mask;
}
/*
* Indicates that on-chip OTP memory is present and enabled.
*/
static bool bcma_sprom_onchip_available(struct bcma_bus *bus)
{
u32 chip_status;
u32 otpsize = 0;
bool present;
chip_status = bcma_read32(bus->drv_cc.core, BCMA_CC_CHIPSTAT);
switch (bus->chipinfo.id) {
case 0x4313:
present = chip_status & BCMA_CC_CHIPST_4313_OTP_PRESENT;
break;
case 0x4331:
present = chip_status & BCMA_CC_CHIPST_4331_OTP_PRESENT;
break;
case 43224:
case 43225:
/* for these chips OTP is always available */
present = true;
break;
default:
present = false;
break;
}
if (present) {
otpsize = bus->drv_cc.capabilities & BCMA_CC_CAP_OTPS;
otpsize >>= BCMA_CC_CAP_OTPS_SHIFT;
}
return otpsize != 0;
}
/*
* Verify OTP is filled and determine the byte
* offset where SPROM data is located.
*
* On error, returns 0; byte offset otherwise.
*/
static int bcma_sprom_onchip_offset(struct bcma_bus *bus)
{
struct bcma_device *cc = bus->drv_cc.core;
u32 offset;
/* verify OTP status */
if ((bcma_read32(cc, BCMA_CC_OTPS) & BCMA_CC_OTPS_GU_PROG_HW) == 0)
return 0;
/* obtain bit offset from otplayout register */
offset = (bcma_read32(cc, BCMA_CC_OTPL) & BCMA_CC_OTPL_GURGN_OFFSET);
return BCMA_CC_SPROM + (offset >> 3);
}
int bcma_sprom_get(struct bcma_bus *bus)
{
u16 offset;
u16 offset = BCMA_CC_SPROM;
u16 *sprom;
u32 sromctrl;
int err = 0;
if (!bus->drv_cc.core)
return -EOPNOTSUPP;
if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM))
return -ENOENT;
if (bus->drv_cc.core->id.rev >= 32) {
sromctrl = bcma_read32(bus->drv_cc.core, BCMA_CC_SROM_CONTROL);
if (!(sromctrl & BCMA_CC_SROM_CONTROL_PRESENT))
return -ENOENT;
if (!bcma_sprom_ext_available(bus)) {
/*
* External SPROM takes precedence so check
* on-chip OTP only when no external SPROM
* is present.
*/
if (bcma_sprom_onchip_available(bus)) {
/* determine offset */
offset = bcma_sprom_onchip_offset(bus);
}
if (!offset) {
/*
* Maybe there is no SPROM on the device?
* Now we ask the arch code if there is some sprom
* available for this device in some other storage.
*/
err = bcma_fill_sprom_with_fallback(bus, &bus->sprom);
return err;
}
}
sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
@ -273,11 +432,6 @@ int bcma_sprom_get(struct bcma_bus *bus)
if (bus->chipinfo.id == 0x4331)
bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, false);
/* Most cards have SPROM moved by additional offset 0x30 (48 dwords).
* According to brcm80211 this applies to cards with PCIe rev >= 6
* TODO: understand this condition and use it */
offset = (bus->chipinfo.id == 0x4331) ? BCMA_CC_SPROM :
BCMA_CC_SPROM_PCIE6;
pr_debug("SPROM offset 0x%x\n", offset);
bcma_sprom_read(bus, offset, sprom);

2
drivers/net/wireless/airo.c
View File

@ -1869,7 +1869,7 @@ static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock)
static void try_auto_wep(struct airo_info *ai)
{
if (auto_wep && !(ai->flags & FLAG_RADIO_DOWN)) {
if (auto_wep && !test_bit(FLAG_RADIO_DOWN, &ai->flags)) {
ai->expires = RUN_AT(3*HZ);
wake_up_interruptible(&ai->thr_wait);
}

26
drivers/net/wireless/ath/ath.h
View File

@ -174,28 +174,24 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry);
void ath_hw_cycle_counters_update(struct ath_common *common);
int32_t ath_hw_get_listen_time(struct ath_common *common);
extern __printf(2, 3) void ath_printk(const char *level, const char *fmt, ...);
#define _ath_printk(level, common, fmt, ...) \
do { \
__always_unused struct ath_common *unused = common; \
ath_printk(level, fmt, ##__VA_ARGS__); \
} while (0)
__printf(3, 4)
void ath_printk(const char *level, const struct ath_common *common,
const char *fmt, ...);
#define ath_emerg(common, fmt, ...) \
_ath_printk(KERN_EMERG, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_EMERG, common, fmt, ##__VA_ARGS__)
#define ath_alert(common, fmt, ...) \
_ath_printk(KERN_ALERT, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_ALERT, common, fmt, ##__VA_ARGS__)
#define ath_crit(common, fmt, ...) \
_ath_printk(KERN_CRIT, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_CRIT, common, fmt, ##__VA_ARGS__)
#define ath_err(common, fmt, ...) \
_ath_printk(KERN_ERR, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_ERR, common, fmt, ##__VA_ARGS__)
#define ath_warn(common, fmt, ...) \
_ath_printk(KERN_WARNING, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_WARNING, common, fmt, ##__VA_ARGS__)
#define ath_notice(common, fmt, ...) \
_ath_printk(KERN_NOTICE, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_NOTICE, common, fmt, ##__VA_ARGS__)
#define ath_info(common, fmt, ...) \
_ath_printk(KERN_INFO, common, fmt, ##__VA_ARGS__)
ath_printk(KERN_INFO, common, fmt, ##__VA_ARGS__)
/**
* enum ath_debug_level - atheros wireless debug level
@ -256,7 +252,7 @@ enum ATH_DEBUG {
#define ath_dbg(common, dbg_mask, fmt, ...) \
do { \
if ((common)->debug_mask & ATH_DBG_##dbg_mask) \
_ath_printk(KERN_DEBUG, common, fmt, ##__VA_ARGS__); \
ath_printk(KERN_DEBUG, common, fmt, ##__VA_ARGS__); \
} while (0)
#define ATH_DBG_WARN(foo, arg...) WARN(foo, arg)

1
drivers/net/wireless/ath/ath5k/ath5k.h
View File

@ -1320,6 +1320,7 @@ struct ath5k_hw {
struct ieee80211_vif *bslot[ATH_BCBUF];
u16 num_ap_vifs;
u16 num_adhoc_vifs;
u16 num_mesh_vifs;
unsigned int bhalq, /* SW q for outgoing beacons */
bmisscount, /* missed beacon transmits */
bintval, /* beacon interval in TU */

20
drivers/net/wireless/ath/ath5k/base.c
View File

@ -1867,7 +1867,8 @@ ath5k_beacon_send(struct ath5k_hw *ah)
ah->bmisscount = 0;
}
if ((ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs > 1) ||
if ((ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs +
ah->num_mesh_vifs > 1) ||
ah->opmode == NL80211_IFTYPE_MESH_POINT) {
u64 tsf = ath5k_hw_get_tsf64(ah);
u32 tsftu = TSF_TO_TU(tsf);
@ -1952,7 +1953,8 @@ ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf)
u64 hw_tsf;
intval = ah->bintval & AR5K_BEACON_PERIOD;
if (ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs > 1) {
if (ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs
+ ah->num_mesh_vifs > 1) {
intval /= ATH_BCBUF; /* staggered multi-bss beacons */
if (intval < 15)
ATH5K_WARN(ah, "intval %u is too low, min 15\n",
@ -2330,15 +2332,6 @@ ath5k_calibrate_work(struct work_struct *work)
"got new rfgain, resetting\n");
ieee80211_queue_work(ah->hw, &ah->reset_work);
}
/* TODO: On full calibration we should stop TX here,
* so that it doesn't interfere (mostly due to gain_f
* calibration that messes with tx packets -see phy.c).
*
* NOTE: Stopping the queues from above is not enough
* to stop TX but saves us from disconecting (at least
* we don't lose packets). */
ieee80211_stop_queues(ah->hw);
} else
ah->ah_cal_mask |= AR5K_CALIBRATION_SHORT;
@ -2353,10 +2346,9 @@ ath5k_calibrate_work(struct work_struct *work)
ah->curchan->center_freq));
/* Clear calibration flags */
if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
ieee80211_wake_queues(ah->hw);
if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL)
ah->ah_cal_mask &= ~AR5K_CALIBRATION_FULL;
} else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
ah->ah_cal_mask &= ~AR5K_CALIBRATION_SHORT;
}

4
drivers/net/wireless/ath/ath5k/mac80211-ops.c
View File

@ -134,6 +134,8 @@ ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
ah->num_ap_vifs++;
else if (avf->opmode == NL80211_IFTYPE_ADHOC)
ah->num_adhoc_vifs++;
else if (avf->opmode == NL80211_IFTYPE_MESH_POINT)
ah->num_mesh_vifs++;
}
/* Any MAC address is fine, all others are included through the
@ -175,6 +177,8 @@ ath5k_remove_interface(struct ieee80211_hw *hw,
ah->num_ap_vifs--;
else if (avf->opmode == NL80211_IFTYPE_ADHOC)
ah->num_adhoc_vifs--;
else if (avf->opmode == NL80211_IFTYPE_MESH_POINT)
ah->num_mesh_vifs--;
ath5k_update_bssid_mask_and_opmode(ah, NULL);
mutex_unlock(&ah->lock);

32
drivers/net/wireless/ath/ath5k/phy.c
View File

@ -1871,31 +1871,15 @@ ath5k_hw_phy_calibrate(struct ath5k_hw *ah,
ret = 0;
}
/* On full calibration do an AGC calibration and
* request a PAPD probe for gainf calibration if
* needed */
if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
/* On full calibration request a PAPD probe for
* gainf calibration if needed */
if ((ah->ah_cal_mask & AR5K_CALIBRATION_FULL) &&
(ah->ah_radio == AR5K_RF5111 ||
ah->ah_radio == AR5K_RF5112) &&
channel->hw_value != AR5K_MODE_11B)
ath5k_hw_request_rfgain_probe(ah);
AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
AR5K_PHY_AGCCTL_CAL);
ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
AR5K_PHY_AGCCTL_CAL | AR5K_PHY_AGCCTL_NF,
0, false);
if (ret) {
ATH5K_ERR(ah,
"gain calibration timeout (%uMHz)\n",
channel->center_freq);
}
if ((ah->ah_radio == AR5K_RF5111 ||
ah->ah_radio == AR5K_RF5112)
&& (channel->hw_value != AR5K_MODE_11B))
ath5k_hw_request_rfgain_probe(ah);
}
/* Update noise floor
* XXX: Only do this after AGC calibration */
/* Update noise floor */
if (!(ah->ah_cal_mask & AR5K_CALIBRATION_NF))
ath5k_hw_update_noise_floor(ah);

6
drivers/net/wireless/ath/ath6kl/wmi.c
View File

@ -557,7 +557,8 @@ static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
dlen, freq, vif->probe_req_report);
if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
cfg80211_rx_mgmt(vif->ndev, freq, 0,
ev->data, dlen, GFP_ATOMIC);
return 0;
}
@ -596,7 +597,8 @@ static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
return -EINVAL;
}
ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
cfg80211_rx_mgmt(vif->ndev, freq, 0,
ev->data, dlen, GFP_ATOMIC);
return 0;
}

8
drivers/net/wireless/ath/ath9k/Kconfig
View File

@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED
developed. At this point enabling this option won't do anything
except increase code size.
config ATH9K_MAC_DEBUG
bool "Atheros MAC statistics"
depends on ATH9K_DEBUGFS
default y
---help---
This option enables collection of statistics for Rx/Tx status
data and some other MAC related statistics
config ATH9K_RATE_CONTROL
bool "Atheros ath9k rate control"
depends on ATH9K

21
drivers/net/wireless/ath/ath9k/ar5008_phy.c
View File

@ -834,9 +834,10 @@ static int ar5008_hw_process_ini(struct ath_hw *ah,
AR_SREV_9287_11_OR_LATER(ah))
REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
if (AR_SREV_9271_10(ah))
REG_WRITE_ARRAY(&ah->iniModes_9271_1_0_only,
modesIndex, regWrites);
if (AR_SREV_9271_10(ah)) {
REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, AR_PHY_SPECTRAL_SCAN_ENA);
REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_ADC_ON, 0xa);
}
ENABLE_REGWRITE_BUFFER(ah);
@ -858,21 +859,11 @@ static int ar5008_hw_process_ini(struct ath_hw *ah,
REGWRITE_BUFFER_FLUSH(ah);
if (AR_SREV_9271(ah)) {
if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) == 1)
REG_WRITE_ARRAY(&ah->iniModes_high_power_tx_gain_9271,
modesIndex, regWrites);
else
REG_WRITE_ARRAY(&ah->iniModes_normal_power_tx_gain_9271,
modesIndex, regWrites);
}
REG_WRITE_ARRAY(&ah->iniBB_RfGain, freqIndex, regWrites);
if (IS_CHAN_A_FAST_CLOCK(ah, chan)) {
REG_WRITE_ARRAY(&ah->iniModesAdditional, modesIndex,
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
REG_WRITE_ARRAY(&ah->iniModesFastClock, modesIndex,
regWrites);
}
ar5008_hw_override_ini(ah, chan);
ar5008_hw_set_channel_regs(ah, chan);

50
drivers/net/wireless/ath/ath9k/ar9002_hw.c
View File

@ -34,23 +34,8 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
ARRAY_SIZE(ar9271Modes_9271), 5);
INIT_INI_ARRAY(&ah->iniCommon, ar9271Common_9271,
ARRAY_SIZE(ar9271Common_9271), 2);
INIT_INI_ARRAY(&ah->iniCommon_normal_cck_fir_coeff_9271,
ar9287Common_normal_cck_fir_coeff_9287_1_1,
ARRAY_SIZE(ar9287Common_normal_cck_fir_coeff_9287_1_1), 2);
INIT_INI_ARRAY(&ah->iniCommon_japan_2484_cck_fir_coeff_9271,
ar9287Common_japan_2484_cck_fir_coeff_9287_1_1,
ARRAY_SIZE(ar9287Common_japan_2484_cck_fir_coeff_9287_1_1), 2);
INIT_INI_ARRAY(&ah->iniModes_9271_1_0_only,
ar9271Modes_9271_1_0_only,
ARRAY_SIZE(ar9271Modes_9271_1_0_only), 5);
INIT_INI_ARRAY(&ah->iniModes_9271_ANI_reg, ar9271Modes_9271_ANI_reg,
ARRAY_SIZE(ar9271Modes_9271_ANI_reg), 5);
INIT_INI_ARRAY(&ah->iniModes_high_power_tx_gain_9271,
ar9271Modes_high_power_tx_gain_9271,
ARRAY_SIZE(ar9271Modes_high_power_tx_gain_9271), 5);
INIT_INI_ARRAY(&ah->iniModes_normal_power_tx_gain_9271,
ar9271Modes_normal_power_tx_gain_9271,
ARRAY_SIZE(ar9271Modes_normal_power_tx_gain_9271), 5);
return;
}
@ -79,7 +64,7 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
INIT_INI_ARRAY(&ah->iniCommon, ar9280Common_9280_2,
ARRAY_SIZE(ar9280Common_9280_2), 2);
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniModesFastClock,
ar9280Modes_fast_clock_9280_2,
ARRAY_SIZE(ar9280Modes_fast_clock_9280_2), 3);
} else if (AR_SREV_9160_10_OR_LATER(ah)) {
@ -160,11 +145,6 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
INI_RA(addac, 31,1) = 0;
}
}
}
/* Support for Japan ch.14 (2484) spread */
void ar9002_hw_cck_chan14_spread(struct ath_hw *ah)
{
if (AR_SREV_9287_11_OR_LATER(ah)) {
INIT_INI_ARRAY(&ah->iniCckfirNormal,
ar9287Common_normal_cck_fir_coeff_9287_1_1,
@ -204,14 +184,10 @@ static void ar9280_20_hw_init_rxgain_ini(struct ath_hw *ah)
}
}
static void ar9280_20_hw_init_txgain_ini(struct ath_hw *ah)
static void ar9280_20_hw_init_txgain_ini(struct ath_hw *ah, u32 txgain_type)
{
u32 txgain_type;
if (ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) >=
AR5416_EEP_MINOR_VER_19) {
txgain_type = ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE);
if (txgain_type == AR5416_EEP_TXGAIN_HIGH_POWER)
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar9280Modes_high_power_tx_gain_9280_2,
@ -227,8 +203,22 @@ static void ar9280_20_hw_init_txgain_ini(struct ath_hw *ah)
}
}
static void ar9271_hw_init_txgain_ini(struct ath_hw *ah, u32 txgain_type)
{
if (txgain_type == AR5416_EEP_TXGAIN_HIGH_POWER)
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar9271Modes_high_power_tx_gain_9271,
ARRAY_SIZE(ar9271Modes_high_power_tx_gain_9271), 5);
else
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar9271Modes_normal_power_tx_gain_9271,
ARRAY_SIZE(ar9271Modes_normal_power_tx_gain_9271), 5);
}
static void ar9002_hw_init_mode_gain_regs(struct ath_hw *ah)
{
u32 txgain_type = ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE);
if (AR_SREV_9287_11_OR_LATER(ah))
INIT_INI_ARRAY(&ah->iniModesRxGain,
ar9287Modes_rx_gain_9287_1_1,
@ -236,15 +226,15 @@ static void ar9002_hw_init_mode_gain_regs(struct ath_hw *ah)
else if (AR_SREV_9280_20(ah))
ar9280_20_hw_init_rxgain_ini(ah);
if (AR_SREV_9287_11_OR_LATER(ah)) {
if (AR_SREV_9271(ah)) {
ar9271_hw_init_txgain_ini(ah, txgain_type);
} else if (AR_SREV_9287_11_OR_LATER(ah)) {
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar9287Modes_tx_gain_9287_1_1,
ARRAY_SIZE(ar9287Modes_tx_gain_9287_1_1), 5);
} else if (AR_SREV_9280_20(ah)) {
ar9280_20_hw_init_txgain_ini(ah);
ar9280_20_hw_init_txgain_ini(ah, txgain_type);
} else if (AR_SREV_9285_12_OR_LATER(ah)) {
u32 txgain_type = ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE);
/* txgain table */
if (txgain_type == AR5416_EEP_TXGAIN_HIGH_POWER) {
if (AR_SREV_9285E_20(ah)) {

6
drivers/net/wireless/ath/ath9k/ar9002_initvals.h
View File

@ -3092,12 +3092,6 @@ static const u32 ar9271Common_9271[][2] = {
{0x0000d384, 0xf3307ff0},
};
static const u32 ar9271Modes_9271_1_0_only[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x00009910, 0x30002311, 0x30002311, 0x30002311, 0x30002311},
{0x00009828, 0x0a020001, 0x0a020001, 0x0a020001, 0x0a020001},
};
static const u32 ar9271Modes_9271_ANI_reg[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x00009850, 0x6d4000e2, 0x6d4000e2, 0x6d4000e2, 0x6d4000e2},

5
drivers/net/wireless/ath/ath9k/ar9002_mac.c
View File

@ -347,15 +347,12 @@ void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds,
u32 size, u32 flags)
{
struct ar5416_desc *ads = AR5416DESC(ds);
struct ath9k_hw_capabilities *pCap = &ah->caps;
ads->ds_ctl1 = size & AR_BufLen;
if (flags & ATH9K_RXDESC_INTREQ)
ads->ds_ctl1 |= AR_RxIntrReq;
ads->ds_rxstatus8 &= ~AR_RxDone;
if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP))
memset(&(ads->u), 0, sizeof(ads->u));
memset(&ads->u.rx, 0, sizeof(ads->u.rx));
}
EXPORT_SYMBOL(ath9k_hw_setuprxdesc);

2
drivers/net/wireless/ath/ath9k/ar9002_phy.h
View File

@ -60,6 +60,8 @@
#define AR_PHY_RF_CTL3 0x9828
#define AR_PHY_TX_END_TO_A2_RX_ON 0x00FF0000
#define AR_PHY_TX_END_TO_A2_RX_ON_S 16
#define AR_PHY_TX_END_TO_ADC_ON 0xFF000000
#define AR_PHY_TX_END_TO_ADC_ON_S 24
#define AR_PHY_ADC_CTL 0x982C
#define AR_PHY_ADC_CTL_OFF_INBUFGAIN 0x00000003

302
drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
View File

@ -295,266 +295,6 @@ static const u32 ar9300_2p2_radio_core[][2] = {
{0x00016bd4, 0x00000000},
};
static const u32 ar9300Common_rx_gain_table_merlin_2p2[][2] = {
/* Addr allmodes */
{0x0000a000, 0x02000101},
{0x0000a004, 0x02000102},
{0x0000a008, 0x02000103},
{0x0000a00c, 0x02000104},
{0x0000a010, 0x02000200},
{0x0000a014, 0x02000201},
{0x0000a018, 0x02000202},
{0x0000a01c, 0x02000203},
{0x0000a020, 0x02000204},
{0x0000a024, 0x02000205},
{0x0000a028, 0x02000208},
{0x0000a02c, 0x02000302},
{0x0000a030, 0x02000303},
{0x0000a034, 0x02000304},
{0x0000a038, 0x02000400},
{0x0000a03c, 0x02010300},
{0x0000a040, 0x02010301},
{0x0000a044, 0x02010302},
{0x0000a048, 0x02000500},
{0x0000a04c, 0x02010400},
{0x0000a050, 0x02020300},
{0x0000a054, 0x02020301},
{0x0000a058, 0x02020302},
{0x0000a05c, 0x02020303},
{0x0000a060, 0x02020400},
{0x0000a064, 0x02030300},
{0x0000a068, 0x02030301},
{0x0000a06c, 0x02030302},
{0x0000a070, 0x02030303},
{0x0000a074, 0x02030400},
{0x0000a078, 0x02040300},
{0x0000a07c, 0x02040301},
{0x0000a080, 0x02040302},
{0x0000a084, 0x02040303},
{0x0000a088, 0x02030500},
{0x0000a08c, 0x02040400},
{0x0000a090, 0x02050203},
{0x0000a094, 0x02050204},
{0x0000a098, 0x02050205},
{0x0000a09c, 0x02040500},
{0x0000a0a0, 0x02050301},
{0x0000a0a4, 0x02050302},
{0x0000a0a8, 0x02050303},
{0x0000a0ac, 0x02050400},
{0x0000a0b0, 0x02050401},
{0x0000a0b4, 0x02050402},
{0x0000a0b8, 0x02050403},
{0x0000a0bc, 0x02050500},
{0x0000a0c0, 0x02050501},
{0x0000a0c4, 0x02050502},
{0x0000a0c8, 0x02050503},
{0x0000a0cc, 0x02050504},
{0x0000a0d0, 0x02050600},
{0x0000a0d4, 0x02050601},
{0x0000a0d8, 0x02050602},
{0x0000a0dc, 0x02050603},
{0x0000a0e0, 0x02050604},
{0x0000a0e4, 0x02050700},
{0x0000a0e8, 0x02050701},
{0x0000a0ec, 0x02050702},
{0x0000a0f0, 0x02050703},
{0x0000a0f4, 0x02050704},
{0x0000a0f8, 0x02050705},
{0x0000a0fc, 0x02050708},
{0x0000a100, 0x02050709},
{0x0000a104, 0x0205070a},
{0x0000a108, 0x0205070b},
{0x0000a10c, 0x0205070c},
{0x0000a110, 0x0205070d},
{0x0000a114, 0x02050710},
{0x0000a118, 0x02050711},
{0x0000a11c, 0x02050712},
{0x0000a120, 0x02050713},
{0x0000a124, 0x02050714},
{0x0000a128, 0x02050715},
{0x0000a12c, 0x02050730},
{0x0000a130, 0x02050731},
{0x0000a134, 0x02050732},
{0x0000a138, 0x02050733},
{0x0000a13c, 0x02050734},
{0x0000a140, 0x02050735},
{0x0000a144, 0x02050750},
{0x0000a148, 0x02050751},
{0x0000a14c, 0x02050752},
{0x0000a150, 0x02050753},
{0x0000a154, 0x02050754},
{0x0000a158, 0x02050755},
{0x0000a15c, 0x02050770},
{0x0000a160, 0x02050771},
{0x0000a164, 0x02050772},
{0x0000a168, 0x02050773},
{0x0000a16c, 0x02050774},
{0x0000a170, 0x02050775},
{0x0000a174, 0x00000776},
{0x0000a178, 0x00000776},
{0x0000a17c, 0x00000776},
{0x0000a180, 0x00000776},
{0x0000a184, 0x00000776},
{0x0000a188, 0x00000776},
{0x0000a18c, 0x00000776},
{0x0000a190, 0x00000776},
{0x0000a194, 0x00000776},
{0x0000a198, 0x00000776},
{0x0000a19c, 0x00000776},
{0x0000a1a0, 0x00000776},
{0x0000a1a4, 0x00000776},
{0x0000a1a8, 0x00000776},
{0x0000a1ac, 0x00000776},
{0x0000a1b0, 0x00000776},
{0x0000a1b4, 0x00000776},
{0x0000a1b8, 0x00000776},
{0x0000a1bc, 0x00000776},
{0x0000a1c0, 0x00000776},
{0x0000a1c4, 0x00000776},
{0x0000a1c8, 0x00000776},
{0x0000a1cc, 0x00000776},
{0x0000a1d0, 0x00000776},
{0x0000a1d4, 0x00000776},
{0x0000a1d8, 0x00000776},
{0x0000a1dc, 0x00000776},
{0x0000a1e0, 0x00000776},
{0x0000a1e4, 0x00000776},
{0x0000a1e8, 0x00000776},
{0x0000a1ec, 0x00000776},
{0x0000a1f0, 0x00000776},
{0x0000a1f4, 0x00000776},
{0x0000a1f8, 0x00000776},
{0x0000a1fc, 0x00000776},
{0x0000b000, 0x02000101},
{0x0000b004, 0x02000102},
{0x0000b008, 0x02000103},
{0x0000b00c, 0x02000104},
{0x0000b010, 0x02000200},
{0x0000b014, 0x02000201},
{0x0000b018, 0x02000202},
{0x0000b01c, 0x02000203},
{0x0000b020, 0x02000204},
{0x0000b024, 0x02000205},
{0x0000b028, 0x02000208},
{0x0000b02c, 0x02000302},
{0x0000b030, 0x02000303},
{0x0000b034, 0x02000304},
{0x0000b038, 0x02000400},
{0x0000b03c, 0x02010300},
{0x0000b040, 0x02010301},
{0x0000b044, 0x02010302},
{0x0000b048, 0x02000500},
{0x0000b04c, 0x02010400},
{0x0000b050, 0x02020300},
{0x0000b054, 0x02020301},
{0x0000b058, 0x02020302},
{0x0000b05c, 0x02020303},
{0x0000b060, 0x02020400},
{0x0000b064, 0x02030300},
{0x0000b068, 0x02030301},
{0x0000b06c, 0x02030302},
{0x0000b070, 0x02030303},
{0x0000b074, 0x02030400},
{0x0000b078, 0x02040300},
{0x0000b07c, 0x02040301},
{0x0000b080, 0x02040302},
{0x0000b084, 0x02040303},
{0x0000b088, 0x02030500},
{0x0000b08c, 0x02040400},
{0x0000b090, 0x02050203},
{0x0000b094, 0x02050204},
{0x0000b098, 0x02050205},
{0x0000b09c, 0x02040500},
{0x0000b0a0, 0x02050301},
{0x0000b0a4, 0x02050302},
{0x0000b0a8, 0x02050303},
{0x0000b0ac, 0x02050400},
{0x0000b0b0, 0x02050401},
{0x0000b0b4, 0x02050402},
{0x0000b0b8, 0x02050403},
{0x0000b0bc, 0x02050500},
{0x0000b0c0, 0x02050501},
{0x0000b0c4, 0x02050502},
{0x0000b0c8, 0x02050503},
{0x0000b0cc, 0x02050504},
{0x0000b0d0, 0x02050600},
{0x0000b0d4, 0x02050601},
{0x0000b0d8, 0x02050602},
{0x0000b0dc, 0x02050603},
{0x0000b0e0, 0x02050604},
{0x0000b0e4, 0x02050700},
{0x0000b0e8, 0x02050701},
{0x0000b0ec, 0x02050702},
{0x0000b0f0, 0x02050703},
{0x0000b0f4, 0x02050704},
{0x0000b0f8, 0x02050705},
{0x0000b0fc, 0x02050708},
{0x0000b100, 0x02050709},
{0x0000b104, 0x0205070a},
{0x0000b108, 0x0205070b},
{0x0000b10c, 0x0205070c},
{0x0000b110, 0x0205070d},
{0x0000b114, 0x02050710},
{0x0000b118, 0x02050711},
{0x0000b11c, 0x02050712},
{0x0000b120, 0x02050713},
{0x0000b124, 0x02050714},
{0x0000b128, 0x02050715},
{0x0000b12c, 0x02050730},
{0x0000b130, 0x02050731},
{0x0000b134, 0x02050732},
{0x0000b138, 0x02050733},
{0x0000b13c, 0x02050734},
{0x0000b140, 0x02050735},
{0x0000b144, 0x02050750},
{0x0000b148, 0x02050751},
{0x0000b14c, 0x02050752},
{0x0000b150, 0x02050753},
{0x0000b154, 0x02050754},
{0x0000b158, 0x02050755},
{0x0000b15c, 0x02050770},
{0x0000b160, 0x02050771},
{0x0000b164, 0x02050772},
{0x0000b168, 0x02050773},
{0x0000b16c, 0x02050774},
{0x0000b170, 0x02050775},
{0x0000b174, 0x00000776},
{0x0000b178, 0x00000776},
{0x0000b17c, 0x00000776},
{0x0000b180, 0x00000776},
{0x0000b184, 0x00000776},
{0x0000b188, 0x00000776},
{0x0000b18c, 0x00000776},
{0x0000b190, 0x00000776},
{0x0000b194, 0x00000776},
{0x0000b198, 0x00000776},
{0x0000b19c, 0x00000776},
{0x0000b1a0, 0x00000776},
{0x0000b1a4, 0x00000776},
{0x0000b1a8, 0x00000776},
{0x0000b1ac, 0x00000776},
{0x0000b1b0, 0x00000776},
{0x0000b1b4, 0x00000776},
{0x0000b1b8, 0x00000776},
{0x0000b1bc, 0x00000776},
{0x0000b1c0, 0x00000776},
{0x0000b1c4, 0x00000776},
{0x0000b1c8, 0x00000776},
{0x0000b1cc, 0x00000776},
{0x0000b1d0, 0x00000776},
{0x0000b1d4, 0x00000776},
{0x0000b1d8, 0x00000776},
{0x0000b1dc, 0x00000776},
{0x0000b1e0, 0x00000776},
{0x0000b1e4, 0x00000776},
{0x0000b1e8, 0x00000776},
{0x0000b1ec, 0x00000776},
{0x0000b1f0, 0x00000776},
{0x0000b1f4, 0x00000776},
{0x0000b1f8, 0x00000776},
{0x0000b1fc, 0x00000776},
};
static const u32 ar9300_2p2_mac_postamble[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x00001030, 0x00000230, 0x00000460, 0x000002c0, 0x00000160},
@ -572,48 +312,6 @@ static const u32 ar9300_2p2_soc_postamble[][5] = {
{0x00007010, 0x00000023, 0x00000023, 0x00000023, 0x00000023},
};
static const u32 ar9200_merlin_2p2_radio_core[][2] = {
/* Addr allmodes */
{0x00007800, 0x00040000},
{0x00007804, 0xdb005012},
{0x00007808, 0x04924914},
{0x0000780c, 0x21084210},
{0x00007810, 0x6d801300},
{0x00007814, 0x0019beff},
{0x00007818, 0x07e41000},
{0x0000781c, 0x00392000},
{0x00007820, 0x92592480},
{0x00007824, 0x00040000},
{0x00007828, 0xdb005012},
{0x0000782c, 0x04924914},
{0x00007830, 0x21084210},
{0x00007834, 0x6d801300},
{0x00007838, 0x0019beff},
{0x0000783c, 0x07e40000},
{0x00007840, 0x00392000},
{0x00007844, 0x92592480},
{0x00007848, 0x00100000},
{0x0000784c, 0x773f0567},
{0x00007850, 0x54214514},
{0x00007854, 0x12035828},
{0x00007858, 0x92592692},
{0x0000785c, 0x00000000},
{0x00007860, 0x56400000},
{0x00007864, 0x0a8e370e},
{0x00007868, 0xc0102850},
{0x0000786c, 0x812d4000},
{0x00007870, 0x807ec400},
{0x00007874, 0x001b6db0},
{0x00007878, 0x00376b63},
{0x0000787c, 0x06db6db6},
{0x00007880, 0x006d8000},
{0x00007884, 0xffeffffe},
{0x00007888, 0xffeffffe},
{0x0000788c, 0x00010000},
{0x00007890, 0x02060aeb},
{0x00007894, 0x5a108000},
};
static const u32 ar9300_2p2_baseband_postamble[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a8011},

25
drivers/net/wireless/ath/ath9k/ar9003_hw.c
View File

@ -87,11 +87,11 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
/* additional clock settings */
if (ah->is_clk_25mhz)
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniAdditional,
ar9331_1p1_xtal_25M,
ARRAY_SIZE(ar9331_1p1_xtal_25M), 2);
else
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniAdditional,
ar9331_1p1_xtal_40M,
ARRAY_SIZE(ar9331_1p1_xtal_40M), 2);
} else if (AR_SREV_9330_12(ah)) {
@ -140,11 +140,11 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
/* additional clock settings */
if (ah->is_clk_25mhz)
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniAdditional,
ar9331_1p2_xtal_25M,
ARRAY_SIZE(ar9331_1p2_xtal_25M), 2);
else
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniAdditional,
ar9331_1p2_xtal_40M,
ARRAY_SIZE(ar9331_1p2_xtal_40M), 2);
} else if (AR_SREV_9340(ah)) {
@ -194,15 +194,16 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
ARRAY_SIZE(ar9340Modes_high_ob_db_tx_gain_table_1p0),
5);
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniModesFastClock,
ar9340Modes_fast_clock_1p0,
ARRAY_SIZE(ar9340Modes_fast_clock_1p0),
3);
INIT_INI_ARRAY(&ah->iniModesAdditional_40M,
ar9340_1p0_radio_core_40M,
ARRAY_SIZE(ar9340_1p0_radio_core_40M),
2);
if (!ah->is_clk_25mhz)
INIT_INI_ARRAY(&ah->iniAdditional,
ar9340_1p0_radio_core_40M,
ARRAY_SIZE(ar9340_1p0_radio_core_40M),
2);
} else if (AR_SREV_9485_11(ah)) {
/* mac */
INIT_INI_ARRAY(&ah->iniMac[ATH_INI_PRE], NULL, 0, 0);
@ -321,7 +322,7 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
2);
/* Fast clock modal settings */
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniModesFastClock,
ar9462_modes_fast_clock_2p0,
ARRAY_SIZE(ar9462_modes_fast_clock_2p0), 3);
@ -378,7 +379,7 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
ARRAY_SIZE(ar9580_1p0_low_ob_db_tx_gain_table),
5);
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniModesFastClock,
ar9580_1p0_modes_fast_clock,
ARRAY_SIZE(ar9580_1p0_modes_fast_clock),
3);
@ -445,7 +446,7 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
2);
/* Fast clock modal settings */
INIT_INI_ARRAY(&ah->iniModesAdditional,
INIT_INI_ARRAY(&ah->iniModesFastClock,
ar9300Modes_fast_clock_2p2,
ARRAY_SIZE(ar9300Modes_fast_clock_2p2),
3);

26
drivers/net/wireless/ath/ath9k/ar9003_mac.c
View File

@ -326,7 +326,6 @@ static bool ar9003_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
struct ath_tx_status *ts)
{
struct ar9003_txc *txc = (struct ar9003_txc *) ds;
struct ar9003_txs *ads;
u32 status;
@ -336,11 +335,7 @@ static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
if ((status & AR_TxDone) == 0)
return -EINPROGRESS;
ts->qid = MS(ads->ds_info, AR_TxQcuNum);
if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
else
return -ENOENT;
ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
(MS(ads->ds_info, AR_TxRxDesc) != 1)) {
@ -354,6 +349,7 @@ static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
ts->ts_seqnum = MS(status, AR_SeqNum);
ts->tid = MS(status, AR_TxTid);
ts->qid = MS(ads->ds_info, AR_TxQcuNum);
ts->desc_id = MS(ads->status1, AR_TxDescId);
ts->ts_tstamp = ads->status4;
ts->ts_status = 0;
@ -440,20 +436,14 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs,
struct ar9003_rxs *rxsp = (struct ar9003_rxs *) buf_addr;
unsigned int phyerr;
/* TODO: byte swap on big endian for ar9300_10 */
if ((rxsp->status11 & AR_RxDone) == 0)
return -EINPROGRESS;
if (!rxs) {
if ((rxsp->status11 & AR_RxDone) == 0)
return -EINPROGRESS;
if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
return -EINVAL;
if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
return -EINVAL;
if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
return -EINPROGRESS;
return 0;
}
if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
return -EINPROGRESS;
rxs->rs_status = 0;
rxs->rs_flags = 0;

19
drivers/net/wireless/ath/ath9k/ar9003_phy.c
View File

@ -679,18 +679,17 @@ static int ar9003_hw_process_ini(struct ath_hw *ah,
* different modal values.
*/
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
REG_WRITE_ARRAY(&ah->iniModesAdditional,
REG_WRITE_ARRAY(&ah->iniModesFastClock,
modesIndex, regWrites);
if (AR_SREV_9330(ah))
REG_WRITE_ARRAY(&ah->iniModesAdditional, 1, regWrites);
if (AR_SREV_9340(ah) && !ah->is_clk_25mhz)
REG_WRITE_ARRAY(&ah->iniModesAdditional_40M, 1, regWrites);
REG_WRITE_ARRAY(&ah->iniAdditional, 1, regWrites);
if (AR_SREV_9462(ah))
ar9003_hw_prog_ini(ah, &ah->ini_BTCOEX_MAX_TXPWR, 1);
if (chan->channel == 2484)
ar9003_hw_prog_ini(ah, &ah->ini_japan2484, 1);
ah->modes_index = modesIndex;
ar9003_hw_override_ini(ah);
ar9003_hw_set_channel_regs(ah, chan);
@ -1320,13 +1319,9 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah,
* different modal values.
*/
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
REG_WRITE_ARRAY(&ah->iniModesAdditional, modesIndex, regWrites);
REG_WRITE_ARRAY(&ah->iniModesFastClock, modesIndex, regWrites);
if (AR_SREV_9330(ah))
REG_WRITE_ARRAY(&ah->iniModesAdditional, 1, regWrites);
if (AR_SREV_9340(ah) && !ah->is_clk_25mhz)
REG_WRITE_ARRAY(&ah->iniModesAdditional_40M, 1, regWrites);
REG_WRITE_ARRAY(&ah->iniAdditional, 1, regWrites);
ah->modes_index = modesIndex;
*ini_reloaded = true;

24
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -299,7 +299,6 @@ struct ath_tx {
struct ath_rx_edma {
struct sk_buff_head rx_fifo;
struct sk_buff_head rx_buffers;
u32 rx_fifo_hwsize;
};
@ -584,19 +583,13 @@ struct ath_ant_comb {
#define SC_OP_INVALID BIT(0)
#define SC_OP_BEACONS BIT(1)
#define SC_OP_RXAGGR BIT(2)
#define SC_OP_TXAGGR BIT(3)
#define SC_OP_OFFCHANNEL BIT(4)
#define SC_OP_PREAMBLE_SHORT BIT(5)
#define SC_OP_PROTECT_ENABLE BIT(6)
#define SC_OP_RXFLUSH BIT(7)
#define SC_OP_LED_ASSOCIATED BIT(8)
#define SC_OP_LED_ON BIT(9)
#define SC_OP_TSF_RESET BIT(11)
#define SC_OP_BT_PRIORITY_DETECTED BIT(12)
#define SC_OP_BT_SCAN BIT(13)
#define SC_OP_ANI_RUN BIT(14)
#define SC_OP_PRIM_STA_VIF BIT(15)
#define SC_OP_OFFCHANNEL BIT(2)
#define SC_OP_RXFLUSH BIT(3)
#define SC_OP_TSF_RESET BIT(4)
#define SC_OP_BT_PRIORITY_DETECTED BIT(5)
#define SC_OP_BT_SCAN BIT(6)
#define SC_OP_ANI_RUN BIT(7)
#define SC_OP_PRIM_STA_VIF BIT(8)
/* Powersave flags */
#define PS_WAIT_FOR_BEACON BIT(0)
@ -618,15 +611,12 @@ struct ath9k_vif_iter_data {
int nstations; /* number of station vifs */
int nwds; /* number of WDS vifs */
int nadhocs; /* number of adhoc vifs */
int nothers; /* number of vifs not specified above. */
};
struct ath_softc {
struct ieee80211_hw *hw;
struct device *dev;
int chan_idx;
int chan_is_ht;
struct survey_info *cur_survey;
struct survey_info survey[ATH9K_NUM_CHANNELS];

14
drivers/net/wireless/ath/ath9k/beacon.c
View File

@ -67,7 +67,7 @@ int ath_beaconq_config(struct ath_softc *sc)
* up rate codes, and channel flags. Beacons are always sent out at the
* lowest rate, and are not retried.
*/
static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
static void ath_beacon_setup(struct ath_softc *sc, struct ieee80211_vif *vif,
struct ath_buf *bf, int rateidx)
{
struct sk_buff *skb = bf->bf_mpdu;
@ -82,7 +82,7 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
sband = &sc->sbands[common->hw->conf.channel->band];
rate = sband->bitrates[rateidx].hw_value;
if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
if (vif->bss_conf.use_short_preamble)
rate |= sband->bitrates[rateidx].hw_value_short;
memset(&info, 0, sizeof(info));
@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
info.txpower = MAX_RATE_POWER;
info.keyix = ATH9K_TXKEYIX_INVALID;
info.keytype = ATH9K_KEY_TYPE_CLEAR;
info.flags = ATH9K_TXDESC_NOACK;
info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ;
info.buf_addr[0] = bf->bf_buf_addr;
info.buf_len[0] = roundup(skb->len, 4);
@ -209,7 +209,7 @@ static struct ath_buf *ath_beacon_generate(struct ieee80211_hw *hw,
}
}
ath_beacon_setup(sc, avp, bf, info->control.rates[0].idx);
ath_beacon_setup(sc, vif, bf, info->control.rates[0].idx);
while (skb) {
ath_tx_cabq(hw, skb);
@ -355,7 +355,6 @@ void ath_beacon_tasklet(unsigned long data)
struct ath_common *common = ath9k_hw_common(ah);
struct ath_buf *bf = NULL;
struct ieee80211_vif *vif;
struct ath_tx_status ts;
bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int slot;
u32 bfaddr, bc = 0;
@ -462,11 +461,6 @@ void ath_beacon_tasklet(unsigned long data)
ath9k_hw_txstart(ah, sc->beacon.beaconq);
sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
if (edma) {
spin_lock_bh(&sc->sc_pcu_lock);
ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
spin_unlock_bh(&sc->sc_pcu_lock);
}
}
}

45
drivers/net/wireless/ath/ath9k/debug.c
View File

@ -738,9 +738,9 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf,
len += snprintf(buf + len, sizeof(buf) - len,
"VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
" ADHOC: %i OTHER: %i TOTAL: %hi BEACON-VIF: %hi\n",
" ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
iter_data.naps, iter_data.nstations, iter_data.nmeshes,
iter_data.nwds, iter_data.nadhocs, iter_data.nothers,
iter_data.nwds, iter_data.nadhocs,
sc->nvifs, sc->nbcnvifs);
if (len > sizeof(buf))
@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
TX_STAT_INC(qnum, delim_underrun);
#ifdef CONFIG_ATH9K_MAC_DEBUG
spin_lock(&sc->debug.samp_lock);
TX_SAMP_DBG(jiffies) = jiffies;
TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
spin_unlock(&sc->debug.samp_lock);
#endif
#undef TX_SAMP_DBG
}
@ -941,27 +943,6 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "RSSI-CTL0",
sc->debug.stats.rxstats.rs_rssi_ctl0);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "RSSI-CTL1",
sc->debug.stats.rxstats.rs_rssi_ctl1);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "RSSI-CTL2",
sc->debug.stats.rxstats.rs_rssi_ctl2);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "RSSI-EXT0",
sc->debug.stats.rxstats.rs_rssi_ext0);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "RSSI-EXT1",
sc->debug.stats.rxstats.rs_rssi_ext1);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "RSSI-EXT2",
sc->debug.stats.rxstats.rs_rssi_ext2);
len += snprintf(buf + len, size - len,
"%22s : %10d\n", "Rx Antenna",
sc->debug.stats.rxstats.rs_antenna);
len += snprintf(buf + len, size - len,
"%22s : %10u\n", "RX-Pkts-All",
sc->debug.stats.rxstats.rx_pkts_all);
@ -1009,16 +990,7 @@ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
RX_PHY_ERR_INC(rs->rs_phyerr);
}
sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0;
sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1;
sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2;
sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0;
sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1;
sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2;
sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna;
#ifdef CONFIG_ATH9K_MAC_DEBUG
spin_lock(&sc->debug.samp_lock);
RX_SAMP_DBG(jiffies) = jiffies;
RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
@ -1035,6 +1007,8 @@ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
spin_unlock(&sc->debug.samp_lock);
#endif
#undef RX_STAT_INC
#undef RX_PHY_ERR_INC
#undef RX_SAMP_DBG
@ -1278,6 +1252,8 @@ static const struct file_operations fops_modal_eeprom = {
.llseek = default_llseek,
};
#ifdef CONFIG_ATH9K_MAC_DEBUG
void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
{
#define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
@ -1551,6 +1527,7 @@ static const struct file_operations fops_samps = {
.llseek = default_llseek,
};
#endif
int ath9k_init_debug(struct ath_hw *ah)
{
@ -1604,8 +1581,10 @@ int ath9k_init_debug(struct ath_hw *ah)
&fops_base_eeprom);
debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_modal_eeprom);
#ifdef CONFIG_ATH9K_MAC_DEBUG
debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_samps);
#endif
debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);

27
drivers/net/wireless/ath/ath9k/debug.h
View File

@ -165,13 +165,6 @@ struct ath_rx_stats {
u32 post_delim_crc_err;
u32 decrypt_busy_err;
u32 phy_err_stats[ATH9K_PHYERR_MAX];
int8_t rs_rssi_ctl0;
int8_t rs_rssi_ctl1;
int8_t rs_rssi_ctl2;
int8_t rs_rssi_ext0;
int8_t rs_rssi_ext1;
int8_t rs_rssi_ext2;
u8 rs_antenna;
};
enum ath_reset_type {
@ -235,16 +228,17 @@ struct ath9k_debug {
struct dentry *debugfs_phy;
u32 regidx;
struct ath_stats stats;
#ifdef CONFIG_ATH9K_MAC_DEBUG
spinlock_t samp_lock;
struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES];
u8 sampidx;
u8 tsidx;
u8 rsidx;
#endif
};
int ath9k_init_debug(struct ath_hw *ah);
void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, struct ath_txq *txq,
@ -258,10 +252,6 @@ static inline int ath9k_init_debug(struct ath_hw *ah)
return 0;
}
static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
{
}
static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
enum ath9k_int status)
{
@ -282,4 +272,17 @@ static inline void ath_debug_stat_rx(struct ath_softc *sc,
#endif /* CONFIG_ATH9K_DEBUGFS */
#ifdef CONFIG_ATH9K_MAC_DEBUG
void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
#else
static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
{
}
#endif
#endif /* DEBUG_H */

3
drivers/net/wireless/ath/ath9k/gpio.c
View File

@ -362,7 +362,8 @@ void ath9k_stop_btcoex(struct ath_softc *sc)
ath9k_hw_btcoex_disable(ah);
if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE)
ath9k_btcoex_timer_pause(sc);
ath_mci_flush_profile(&sc->btcoex.mci);
if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_MCI)
ath_mci_flush_profile(&sc->btcoex.mci);
}
}

1
drivers/net/wireless/ath/ath9k/htc_drv_main.c
View File

@ -919,7 +919,6 @@ static int ath9k_htc_start(struct ieee80211_hw *hw)
/* setup initial channel */
init_channel = ath9k_cmn_get_curchannel(hw, ah);
ath9k_hw_htc_resetinit(ah);
ret = ath9k_hw_reset(ah, init_channel, ah->caldata, false);
if (ret) {
ath_err(common,

150
drivers/net/wireless/ath/ath9k/hw.c
View File

@ -449,6 +449,7 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah)
ah->slottime = ATH9K_SLOT_TIME_9;
ah->globaltxtimeout = (u32) -1;
ah->power_mode = ATH9K_PM_UNDEFINED;
ah->htc_reset_init = true;
}
static int ath9k_hw_init_macaddr(struct ath_hw *ah)
@ -555,7 +556,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
return -EIO;
}
if (ah->config.serialize_regmode == SER_REG_MODE_AUTO) {
if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_AUTO) {
if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCI ||
((AR_SREV_9160(ah) || AR_SREV_9280(ah)) &&
!ah->is_pciexpress)) {
@ -619,9 +620,6 @@ static int __ath9k_hw_init(struct ath_hw *ah)
if (!ah->is_pciexpress)
ath9k_hw_disablepcie(ah);
if (!AR_SREV_9300_20_OR_LATER(ah))
ar9002_hw_cck_chan14_spread(ah);
r = ath9k_hw_post_init(ah);
if (r)
return r;
@ -1386,10 +1384,16 @@ static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type)
static bool ath9k_hw_chip_reset(struct ath_hw *ah,
struct ath9k_channel *chan)
{
if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) {
if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON))
return false;
} else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM))
int reset_type = ATH9K_RESET_WARM;
if (AR_SREV_9280(ah)) {
if (ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
reset_type = ATH9K_RESET_POWER_ON;
else
reset_type = ATH9K_RESET_COLD;
}
if (!ath9k_hw_set_reset_reg(ah, reset_type))
return false;
if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
@ -1515,17 +1519,81 @@ bool ath9k_hw_check_alive(struct ath_hw *ah)
}
EXPORT_SYMBOL(ath9k_hw_check_alive);
/*
* Fast channel change:
* (Change synthesizer based on channel freq without resetting chip)
*
* Don't do FCC when
* - Flag is not set
* - Chip is just coming out of full sleep
* - Channel to be set is same as current channel
* - Channel flags are different, (eg.,moving from 2GHz to 5GHz channel)
*/
static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan)
{
struct ath_common *common = ath9k_hw_common(ah);
int ret;
if (AR_SREV_9280(ah) && common->bus_ops->ath_bus_type == ATH_PCI)
goto fail;
if (ah->chip_fullsleep)
goto fail;
if (!ah->curchan)
goto fail;
if (chan->channel == ah->curchan->channel)
goto fail;
if ((chan->channelFlags & CHANNEL_ALL) !=
(ah->curchan->channelFlags & CHANNEL_ALL))
goto fail;
if (!ath9k_hw_check_alive(ah))
goto fail;
/*
* For AR9462, make sure that calibration data for
* re-using are present.
*/
if (AR_SREV_9462(ah) && (!ah->caldata ||
!ah->caldata->done_txiqcal_once ||
!ah->caldata->done_txclcal_once ||
!ah->caldata->rtt_hist.num_readings))
goto fail;
ath_dbg(common, RESET, "FastChannelChange for %d -> %d\n",
ah->curchan->channel, chan->channel);
ret = ath9k_hw_channel_change(ah, chan);
if (!ret)
goto fail;
ath9k_hw_loadnf(ah, ah->curchan);
ath9k_hw_start_nfcal(ah, true);
if ((ah->caps.hw_caps & ATH9K_HW_CAP_MCI) && ar9003_mci_is_ready(ah))
ar9003_mci_2g5g_switch(ah, true);
if (AR_SREV_9271(ah))
ar9002_hw_load_ani_reg(ah, chan);
return 0;
fail:
return -EINVAL;
}
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
struct ath9k_hw_cal_data *caldata, bool bChannelChange)
struct ath9k_hw_cal_data *caldata, bool fastcc)
{
struct ath_common *common = ath9k_hw_common(ah);
u32 saveLedState;
struct ath9k_channel *curchan = ah->curchan;
u32 saveDefAntenna;
u32 macStaId1;
u64 tsf = 0;
int i, r;
bool allow_fbs = false, start_mci_reset = false;
bool start_mci_reset = false;
bool mci = !!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI);
bool save_fullsleep = ah->chip_fullsleep;
@ -1538,8 +1606,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
return -EIO;
if (curchan && !ah->chip_fullsleep)
ath9k_hw_getnf(ah, curchan);
if (ah->curchan && !ah->chip_fullsleep)
ath9k_hw_getnf(ah, ah->curchan);
ah->caldata = caldata;
if (caldata &&
@ -1552,32 +1620,10 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
}
ah->noise = ath9k_hw_getchan_noise(ah, chan);
if (AR_SREV_9280(ah) && common->bus_ops->ath_bus_type == ATH_PCI)
bChannelChange = false;
if (caldata &&
caldata->done_txiqcal_once &&
caldata->done_txclcal_once &&
caldata->rtt_hist.num_readings)
allow_fbs = true;
if (bChannelChange &&
(ah->chip_fullsleep != true) &&
(ah->curchan != NULL) &&
(chan->channel != ah->curchan->channel) &&
(allow_fbs ||
((chan->channelFlags & CHANNEL_ALL) ==
(ah->curchan->channelFlags & CHANNEL_ALL)))) {
if (ath9k_hw_channel_change(ah, chan)) {
ath9k_hw_loadnf(ah, ah->curchan);
ath9k_hw_start_nfcal(ah, true);
if (mci && ar9003_mci_is_ready(ah))
ar9003_mci_2g5g_switch(ah, true);
if (AR_SREV_9271(ah))
ar9002_hw_load_ani_reg(ah, chan);
return 0;
}
if (fastcc) {
r = ath9k_hw_do_fastcc(ah, chan);
if (!r)
return r;
}
if (mci)
@ -2384,8 +2430,17 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
if (AR_SREV_9485_OR_LATER(ah))
ah->enabled_cals |= TX_IQ_ON_AGC_CAL;
}
if (AR_SREV_9462(ah))
pCap->hw_caps |= ATH9K_HW_CAP_RTT | ATH9K_HW_CAP_MCI;
if (AR_SREV_9462(ah)) {
if (!(ah->ent_mode & AR_ENT_OTP_49GHZ_DISABLE))
pCap->hw_caps |= ATH9K_HW_CAP_MCI;
if (AR_SREV_9462_20(ah))
pCap->hw_caps |= ATH9K_HW_CAP_RTT;
}
return 0;
}
@ -2511,12 +2566,6 @@ void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val)
}
EXPORT_SYMBOL(ath9k_hw_set_gpio);
u32 ath9k_hw_getdefantenna(struct ath_hw *ah)
{
return REG_READ(ah, AR_DEF_ANTENNA) & 0x7;
}
EXPORT_SYMBOL(ath9k_hw_getdefantenna);
void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna)
{
REG_WRITE(ah, AR_DEF_ANTENNA, (antenna & 0x7));
@ -2574,6 +2623,7 @@ bool ath9k_hw_phy_disable(struct ath_hw *ah)
return false;
ath9k_hw_init_pll(ah, NULL);
ah->htc_reset_init = true;
return true;
}
EXPORT_SYMBOL(ath9k_hw_phy_disable);
@ -2934,12 +2984,6 @@ EXPORT_SYMBOL(ath_gen_timer_isr);
/* HTC */
/********/
void ath9k_hw_htc_resetinit(struct ath_hw *ah)
{
ah->htc_reset_init = true;
}
EXPORT_SYMBOL(ath9k_hw_htc_resetinit);
static struct {
u32 version;
const char * name;

16
drivers/net/wireless/ath/ath9k/hw.h
View File

@ -827,19 +827,14 @@ struct ath_hw {
struct ar5416IniArray iniAddac;
struct ar5416IniArray iniPcieSerdes;
struct ar5416IniArray iniPcieSerdesLowPower;
struct ar5416IniArray iniModesAdditional;
struct ar5416IniArray iniModesAdditional_40M;
struct ar5416IniArray iniModesFastClock;
struct ar5416IniArray iniAdditional;
struct ar5416IniArray iniModesRxGain;
struct ar5416IniArray iniModesTxGain;
struct ar5416IniArray iniModes_9271_1_0_only;
struct ar5416IniArray iniCckfirNormal;
struct ar5416IniArray iniCckfirJapan2484;
struct ar5416IniArray ini_japan2484;
struct ar5416IniArray iniCommon_normal_cck_fir_coeff_9271;
struct ar5416IniArray iniCommon_japan_2484_cck_fir_coeff_9271;
struct ar5416IniArray iniModes_9271_ANI_reg;
struct ar5416IniArray iniModes_high_power_tx_gain_9271;
struct ar5416IniArray iniModes_normal_power_tx_gain_9271;
struct ar5416IniArray ini_radio_post_sys2ant;
struct ar5416IniArray ini_BTCOEX_MAX_TXPWR;
@ -924,7 +919,7 @@ const char *ath9k_hw_probe(u16 vendorid, u16 devid);
void ath9k_hw_deinit(struct ath_hw *ah);
int ath9k_hw_init(struct ath_hw *ah);
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
struct ath9k_hw_cal_data *caldata, bool bChannelChange);
struct ath9k_hw_cal_data *caldata, bool fastcc);
int ath9k_hw_fill_cap_info(struct ath_hw *ah);
u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
@ -934,7 +929,6 @@ u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
u32 ah_signal_type);
void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
u32 ath9k_hw_getdefantenna(struct ath_hw *ah);
void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
/* General Operation */
@ -988,9 +982,6 @@ void ath_gen_timer_isr(struct ath_hw *hw);
void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len);
/* HTC */
void ath9k_hw_htc_resetinit(struct ath_hw *ah);
/* PHY */
void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
u32 *coef_mantissa, u32 *coef_exponent);
@ -1000,7 +991,6 @@ void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan);
* Code Specific to AR5008, AR9001 or AR9002,
* we stuff these here to avoid callbacks for AR9003.
*/
void ar9002_hw_cck_chan14_spread(struct ath_hw *ah);
int ar9002_hw_rf_claim(struct ath_hw *ah);
void ar9002_hw_enable_async_fifo(struct ath_hw *ah);

20
drivers/net/wireless/ath/ath9k/init.c
View File

@ -172,7 +172,7 @@ static void ath9k_iowrite32(void *hw_priv, u32 val, u32 reg_offset)
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
if (ah->config.serialize_regmode == SER_REG_MODE_ON) {
if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) {
unsigned long flags;
spin_lock_irqsave(&sc->sc_serial_rw, flags);
iowrite32(val, sc->mem + reg_offset);
@ -188,7 +188,7 @@ static unsigned int ath9k_ioread32(void *hw_priv, u32 reg_offset)
struct ath_softc *sc = (struct ath_softc *) common->priv;
u32 val;
if (ah->config.serialize_regmode == SER_REG_MODE_ON) {
if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) {
unsigned long flags;
spin_lock_irqsave(&sc->sc_serial_rw, flags);
val = ioread32(sc->mem + reg_offset);
@ -219,7 +219,7 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 cl
unsigned long uninitialized_var(flags);
u32 val;
if (ah->config.serialize_regmode == SER_REG_MODE_ON) {
if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) {
spin_lock_irqsave(&sc->sc_serial_rw, flags);
val = __ath9k_reg_rmw(sc, reg_offset, set, clr);
spin_unlock_irqrestore(&sc->sc_serial_rw, flags);
@ -484,19 +484,11 @@ static void ath9k_init_misc(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
int i = 0;
setup_timer(&common->ani.timer, ath_ani_calibrate, (unsigned long)sc);
sc->config.txpowlimit = ATH_TXPOWER_MAX;
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
sc->sc_flags |= SC_OP_TXAGGR;
sc->sc_flags |= SC_OP_RXAGGR;
}
sc->rx.defant = ath9k_hw_getdefantenna(sc->sc_ah);
memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN);
sc->beacon.slottime = ATH9K_SLOT_TIME_9;
for (i = 0; i < ARRAY_SIZE(sc->beacon.bslot); i++)
@ -555,8 +547,10 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
mutex_init(&sc->mutex);
#ifdef CONFIG_ATH9K_DEBUGFS
spin_lock_init(&sc->nodes_lock);
spin_lock_init(&sc->debug.samp_lock);
INIT_LIST_HEAD(&sc->nodes);
#endif
#ifdef CONFIG_ATH9K_MAC_DEBUG
spin_lock_init(&sc->debug.samp_lock);
#endif
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,

42
drivers/net/wireless/ath/ath9k/mac.c
View File

@ -185,13 +185,6 @@ bool ath9k_hw_stop_dma_queue(struct ath_hw *ah, u32 q)
}
EXPORT_SYMBOL(ath9k_hw_stop_dma_queue);
void ath9k_hw_gettxintrtxqs(struct ath_hw *ah, u32 *txqs)
{
*txqs &= ah->intr_txqs;
ah->intr_txqs &= ~(*txqs);
}
EXPORT_SYMBOL(ath9k_hw_gettxintrtxqs);
bool ath9k_hw_set_txq_props(struct ath_hw *ah, int q,
const struct ath9k_tx_queue_info *qinfo)
{
@ -340,6 +333,15 @@ int ath9k_hw_setuptxqueue(struct ath_hw *ah, enum ath9k_tx_queue type,
}
EXPORT_SYMBOL(ath9k_hw_setuptxqueue);
static void ath9k_hw_clear_queue_interrupts(struct ath_hw *ah, u32 q)
{
ah->txok_interrupt_mask &= ~(1 << q);
ah->txerr_interrupt_mask &= ~(1 << q);
ah->txdesc_interrupt_mask &= ~(1 << q);
ah->txeol_interrupt_mask &= ~(1 << q);
ah->txurn_interrupt_mask &= ~(1 << q);
}
bool ath9k_hw_releasetxqueue(struct ath_hw *ah, u32 q)
{
struct ath_common *common = ath9k_hw_common(ah);
@ -354,11 +356,7 @@ bool ath9k_hw_releasetxqueue(struct ath_hw *ah, u32 q)
ath_dbg(common, QUEUE, "Release TX queue: %u\n", q);
qi->tqi_type = ATH9K_TX_QUEUE_INACTIVE;
ah->txok_interrupt_mask &= ~(1 << q);
ah->txerr_interrupt_mask &= ~(1 << q);
ah->txdesc_interrupt_mask &= ~(1 << q);
ah->txeol_interrupt_mask &= ~(1 << q);
ah->txurn_interrupt_mask &= ~(1 << q);
ath9k_hw_clear_queue_interrupts(ah, q);
ath9k_hw_set_txq_interrupts(ah, qi);
return true;
@ -510,26 +508,17 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q)
if (AR_SREV_9300_20_OR_LATER(ah))
REG_WRITE(ah, AR_Q_DESC_CRCCHK, AR_Q_DESC_CRCCHK_EN);
if (qi->tqi_qflags & TXQ_FLAG_TXOKINT_ENABLE)
ath9k_hw_clear_queue_interrupts(ah, q);
if (qi->tqi_qflags & TXQ_FLAG_TXINT_ENABLE) {
ah->txok_interrupt_mask |= 1 << q;
else
ah->txok_interrupt_mask &= ~(1 << q);
if (qi->tqi_qflags & TXQ_FLAG_TXERRINT_ENABLE)
ah->txerr_interrupt_mask |= 1 << q;
else
ah->txerr_interrupt_mask &= ~(1 << q);
}
if (qi->tqi_qflags & TXQ_FLAG_TXDESCINT_ENABLE)
ah->txdesc_interrupt_mask |= 1 << q;
else
ah->txdesc_interrupt_mask &= ~(1 << q);
if (qi->tqi_qflags & TXQ_FLAG_TXEOLINT_ENABLE)
ah->txeol_interrupt_mask |= 1 << q;
else
ah->txeol_interrupt_mask &= ~(1 << q);
if (qi->tqi_qflags & TXQ_FLAG_TXURNINT_ENABLE)
ah->txurn_interrupt_mask |= 1 << q;
else
ah->txurn_interrupt_mask &= ~(1 << q);
ath9k_hw_set_txq_interrupts(ah, qi);
return true;
@ -745,7 +734,10 @@ int ath9k_hw_beaconq_setup(struct ath_hw *ah)
qi.tqi_aifs = 1;
qi.tqi_cwmin = 0;
qi.tqi_cwmax = 0;
/* NB: don't enable any interrupts */
if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
qi.tqi_qflags = TXQ_FLAG_TXINT_ENABLE;
return ath9k_hw_setuptxqueue(ah, ATH9K_TX_QUEUE_BEACON, &qi);
}
EXPORT_SYMBOL(ath9k_hw_beaconq_setup);

4
drivers/net/wireless/ath/ath9k/mac.h
View File

@ -583,8 +583,7 @@ enum ath9k_tx_queue {
#define ATH9K_WME_UPSD 4
enum ath9k_tx_queue_flags {
TXQ_FLAG_TXOKINT_ENABLE = 0x0001,
TXQ_FLAG_TXERRINT_ENABLE = 0x0001,
TXQ_FLAG_TXINT_ENABLE = 0x0001,
TXQ_FLAG_TXDESCINT_ENABLE = 0x0002,
TXQ_FLAG_TXEOLINT_ENABLE = 0x0004,
TXQ_FLAG_TXURNINT_ENABLE = 0x0008,
@ -714,7 +713,6 @@ u32 ath9k_hw_numtxpending(struct ath_hw *ah, u32 q);
bool ath9k_hw_updatetxtriglevel(struct ath_hw *ah, bool bIncTrigLevel);
bool ath9k_hw_stop_dma_queue(struct ath_hw *ah, u32 q);
void ath9k_hw_abort_tx_dma(struct ath_hw *ah);
void ath9k_hw_gettxintrtxqs(struct ath_hw *ah, u32 *txqs);
bool ath9k_hw_set_txq_props(struct ath_hw *ah, int q,
const struct ath9k_tx_queue_info *qinfo);
bool ath9k_hw_get_txq_props(struct ath_hw *ah, int q,

56
drivers/net/wireless/ath/ath9k/main.c
View File

@ -118,13 +118,15 @@ void ath9k_ps_restore(struct ath_softc *sc)
if (--sc->ps_usecount != 0)
goto unlock;
if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
goto unlock;
if (sc->ps_idle)
mode = ATH9K_PM_FULL_SLEEP;
else if (sc->ps_enabled &&
!(sc->ps_flags & (PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
PS_WAIT_FOR_PSPOLL_DATA |
PS_WAIT_FOR_TX_ACK)))
PS_WAIT_FOR_PSPOLL_DATA)))
mode = ATH9K_PM_NETWORK_SLEEP;
else
goto unlock;
@ -332,10 +334,6 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan,
hchan = ah->curchan;
}
if (fastcc && (ah->chip_fullsleep ||
!ath9k_hw_check_alive(ah)))
fastcc = false;
if (!ath_prepare_reset(sc, retry_tx, flush))
fastcc = false;
@ -641,7 +639,8 @@ static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta,
#endif
an->sta = sta;
an->vif = vif;
if (sc->sc_flags & SC_OP_TXAGGR) {
if (sta->ht_cap.ht_supported) {
ath_tx_node_init(sc, an);
an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
sta->ht_cap.ampdu_factor);
@ -660,7 +659,7 @@ static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta)
an->sta = NULL;
#endif
if (sc->sc_flags & SC_OP_TXAGGR)
if (sta->ht_cap.ht_supported)
ath_tx_node_cleanup(sc, an);
}
@ -993,12 +992,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
curchan->center_freq);
ath9k_ps_wakeup(sc);
mutex_lock(&sc->mutex);
/* setup initial channel */
sc->chan_idx = curchan->hw_value;
init_channel = ath9k_cmn_get_curchannel(hw, ah);
/* Reset SERDES registers */
@ -1047,9 +1042,6 @@ static int ath9k_start(struct ieee80211_hw *hw)
sc->sc_flags &= ~SC_OP_INVALID;
sc->sc_ah->is_monitoring = false;
/* Disable BMISS interrupt when we're not associated */
ah->imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS);
if (!ath_complete_reset(sc, false)) {
r = -EIO;
spin_unlock_bh(&sc->sc_pcu_lock);
@ -1277,7 +1269,6 @@ static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
iter_data->nwds++;
break;
default:
iter_data->nothers++;
break;
}
}
@ -1761,7 +1752,7 @@ static void ath9k_sta_notify(struct ieee80211_hw *hw,
struct ath_softc *sc = hw->priv;
struct ath_node *an = (struct ath_node *) sta->drv_priv;
if (!(sc->sc_flags & SC_OP_TXAGGR))
if (!sta->ht_cap.ht_supported)
return;
switch (cmd) {
@ -1973,7 +1964,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
ath9k_ps_wakeup(sc);
mutex_lock(&sc->mutex);
if (changed & BSS_CHANGED_BSSID) {
if (changed & BSS_CHANGED_ASSOC) {
ath9k_config_bss(sc, vif);
ath_dbg(common, CONFIG, "BSSID: %pM aid: 0x%x\n",
@ -2053,25 +2044,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
ath_beacon_config(sc, vif);
}
if (changed & BSS_CHANGED_ERP_PREAMBLE) {
ath_dbg(common, CONFIG, "BSS Changed PREAMBLE %d\n",
bss_conf->use_short_preamble);
if (bss_conf->use_short_preamble)
sc->sc_flags |= SC_OP_PREAMBLE_SHORT;
else
sc->sc_flags &= ~SC_OP_PREAMBLE_SHORT;
}
if (changed & BSS_CHANGED_ERP_CTS_PROT) {
ath_dbg(common, CONFIG, "BSS Changed CTS PROT %d\n",
bss_conf->use_cts_prot);
if (bss_conf->use_cts_prot &&
hw->conf.channel->band != IEEE80211_BAND_5GHZ)
sc->sc_flags |= SC_OP_PROTECT_ENABLE;
else
sc->sc_flags &= ~SC_OP_PROTECT_ENABLE;
}
mutex_unlock(&sc->mutex);
ath9k_ps_restore(sc);
}
@ -2129,15 +2101,10 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
switch (action) {
case IEEE80211_AMPDU_RX_START:
if (!(sc->sc_flags & SC_OP_RXAGGR))
ret = -ENOTSUPP;
break;
case IEEE80211_AMPDU_RX_STOP:
break;
case IEEE80211_AMPDU_TX_START:
if (!(sc->sc_flags & SC_OP_TXAGGR))
return -EOPNOTSUPP;
ath9k_ps_wakeup(sc);
ret = ath_tx_aggr_start(sc, sta, tid, ssn);
if (!ret)
@ -2300,6 +2267,7 @@ static int ath9k_tx_last_beacon(struct ieee80211_hw *hw)
struct ath_vif *avp;
struct ath_buf *bf;
struct ath_tx_status ts;
bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int status;
vif = sc->beacon.bslot[0];
@ -2310,7 +2278,7 @@ static int ath9k_tx_last_beacon(struct ieee80211_hw *hw)
if (!avp->is_bslot_active)
return 0;
if (!sc->beacon.tx_processed) {
if (!sc->beacon.tx_processed && !edma) {
tasklet_disable(&sc->bcon_tasklet);
bf = avp->av_bcbuf;

14
drivers/net/wireless/ath/ath9k/rc.c
View File

@ -748,7 +748,8 @@ static void ath_rc_rate_set_rtscts(struct ath_softc *sc,
* If 802.11g protection is enabled, determine whether to use RTS/CTS or
* just CTS. Note that this is only done for OFDM/HT unicast frames.
*/
if ((sc->sc_flags & SC_OP_PROTECT_ENABLE) &&
if ((tx_info->control.vif &&
tx_info->control.vif->bss_conf.use_cts_prot) &&
(rate_table->info[rix].phy == WLAN_RC_PHY_OFDM ||
WLAN_RC_PHY_HT(rate_table->info[rix].phy))) {
rates[0].flags |= IEEE80211_TX_RC_USE_CTS_PROTECT;
@ -1226,7 +1227,7 @@ static void ath_rc_init(struct ath_softc *sc,
ath_rc_init_valid_rate_idx(ath_rc_priv);
for (i = 0; i < WLAN_RC_PHY_MAX; i++) {
for (j = 0; j < MAX_TX_RATE_PHY; j++)
for (j = 0; j < RATE_TABLE_SIZE; j++)
ath_rc_priv->valid_phy_rateidx[i][j] = 0;
ath_rc_priv->valid_phy_ratecnt[i] = 0;
}
@ -1298,12 +1299,13 @@ static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta,
return caps;
}
static bool ath_tx_aggr_check(struct ath_softc *sc, struct ath_node *an,
static bool ath_tx_aggr_check(struct ath_softc *sc, struct ieee80211_sta *sta,
u8 tidno)
{
struct ath_node *an = (struct ath_node *)sta->drv_priv;
struct ath_atx_tid *txtid;
if (!(sc->sc_flags & SC_OP_TXAGGR))
if (!sta->ht_cap.ht_supported)
return false;
txtid = ATH_AN_2_TID(an, tidno);
@ -1374,13 +1376,11 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
if (ieee80211_is_data_qos(fc) &&
skb_get_queue_mapping(skb) != IEEE80211_AC_VO) {
u8 *qc, tid;
struct ath_node *an;
qc = ieee80211_get_qos_ctl(hdr);
tid = qc[0] & 0xf;
an = (struct ath_node *)sta->drv_priv;
if(ath_tx_aggr_check(sc, an, tid))
if(ath_tx_aggr_check(sc, sta, tid))
ieee80211_start_tx_ba_session(sta, tid, 0);
}
}

2
drivers/net/wireless/ath/ath9k/rc.h
View File

@ -25,8 +25,6 @@ struct ath_softc;
#define ATH_RATE_MAX 30
#define RATE_TABLE_SIZE 72
#define MAX_TX_RATE_PHY 48
#define RC_INVALID 0x0000
#define RC_LEGACY 0x0001

70
drivers/net/wireless/ath/ath9k/recv.c
View File

@ -169,22 +169,17 @@ static void ath_rx_addbuffer_edma(struct ath_softc *sc,
enum ath9k_rx_qtype qtype, int size)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
u32 nbuf = 0;
struct ath_buf *bf, *tbf;
if (list_empty(&sc->rx.rxbuf)) {
ath_dbg(common, QUEUE, "No free rx buf available\n");
return;
}
while (!list_empty(&sc->rx.rxbuf)) {
nbuf++;
list_for_each_entry_safe(bf, tbf, &sc->rx.rxbuf, list)
if (!ath_rx_edma_buf_link(sc, qtype))
break;
if (nbuf >= size)
break;
}
}
static void ath_rx_remove_buffer(struct ath_softc *sc,
@ -232,7 +227,6 @@ static void ath_rx_edma_cleanup(struct ath_softc *sc)
static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size)
{
skb_queue_head_init(&rx_edma->rx_fifo);
skb_queue_head_init(&rx_edma->rx_buffers);
rx_edma->rx_fifo_hwsize = size;
}
@ -658,7 +652,9 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb, bool mybeacon)
}
static bool ath_edma_get_buffers(struct ath_softc *sc,
enum ath9k_rx_qtype qtype)
enum ath9k_rx_qtype qtype,
struct ath_rx_status *rs,
struct ath_buf **dest)
{
struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
struct ath_hw *ah = sc->sc_ah;
@ -677,7 +673,7 @@ static bool ath_edma_get_buffers(struct ath_softc *sc,
dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr,
common->rx_bufsize, DMA_FROM_DEVICE);
ret = ath9k_hw_process_rxdesc_edma(ah, NULL, skb->data);
ret = ath9k_hw_process_rxdesc_edma(ah, rs, skb->data);
if (ret == -EINPROGRESS) {
/*let device gain the buffer again*/
dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
@ -690,20 +686,21 @@ static bool ath_edma_get_buffers(struct ath_softc *sc,
/* corrupt descriptor, skip this one and the following one */
list_add_tail(&bf->list, &sc->rx.rxbuf);
ath_rx_edma_buf_link(sc, qtype);
skb = skb_peek(&rx_edma->rx_fifo);
if (!skb)
return true;
if (skb) {
bf = SKB_CB_ATHBUF(skb);
BUG_ON(!bf);
bf = SKB_CB_ATHBUF(skb);
BUG_ON(!bf);
__skb_unlink(skb, &rx_edma->rx_fifo);
list_add_tail(&bf->list, &sc->rx.rxbuf);
ath_rx_edma_buf_link(sc, qtype);
return true;
__skb_unlink(skb, &rx_edma->rx_fifo);
list_add_tail(&bf->list, &sc->rx.rxbuf);
ath_rx_edma_buf_link(sc, qtype);
} else {
bf = NULL;
}
}
skb_queue_tail(&rx_edma->rx_buffers, skb);
*dest = bf;
return true;
}
@ -711,18 +708,15 @@ static struct ath_buf *ath_edma_get_next_rx_buf(struct ath_softc *sc,
struct ath_rx_status *rs,
enum ath9k_rx_qtype qtype)
{
struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
struct sk_buff *skb;
struct ath_buf *bf;
struct ath_buf *bf = NULL;
while (ath_edma_get_buffers(sc, qtype));
skb = __skb_dequeue(&rx_edma->rx_buffers);
if (!skb)
return NULL;
while (ath_edma_get_buffers(sc, qtype, rs, &bf)) {
if (!bf)
continue;
bf = SKB_CB_ATHBUF(skb);
ath9k_hw_process_rxdesc_edma(sc->sc_ah, rs, skb->data);
return bf;
return bf;
}
return NULL;
}
static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
@ -954,6 +948,7 @@ static void ath9k_process_rssi(struct ath_common *common,
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = common->ah;
int last_rssi;
int rssi = rx_stats->rs_rssi;
if (!rx_stats->is_mybeacon ||
((ah->opmode != NL80211_IFTYPE_STATION) &&
@ -965,13 +960,12 @@ static void ath9k_process_rssi(struct ath_common *common,
last_rssi = sc->last_rssi;
if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
rx_stats->rs_rssi = ATH_EP_RND(last_rssi,
ATH_RSSI_EP_MULTIPLIER);
if (rx_stats->rs_rssi < 0)
rx_stats->rs_rssi = 0;
rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
if (rssi < 0)
rssi = 0;
/* Update Beacon RSSI, this is used by ANI. */
ah->stats.avgbrssi = rx_stats->rs_rssi;
ah->stats.avgbrssi = rssi;
}
/*
@ -988,8 +982,6 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
{
struct ath_hw *ah = common->ah;
memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
/*
* everything but the rate is checked here, the rate check is done
* separately to avoid doing two lookups for a rate for each frame.
@ -1011,6 +1003,8 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
rx_status->signal = ah->noise + rx_stats->rs_rssi;
rx_status->antenna = rx_stats->rs_antenna;
rx_status->flag |= RX_FLAG_MACTIME_MPDU;
if (rx_stats->rs_moreaggr)
rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL;
return 0;
}
@ -1845,6 +1839,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
if (sc->sc_flags & SC_OP_RXFLUSH)
goto requeue_drop_frag;
memset(rxs, 0, sizeof(struct ieee80211_rx_status));
rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp;
if (rs.rs_tstamp > tsf_lower &&
unlikely(rs.rs_tstamp - tsf_lower > 0x10000000))

1
drivers/net/wireless/ath/ath9k/reg.h
View File

@ -1151,6 +1151,7 @@ enum {
#define AR_INTR_PRIO_ASYNC_ENABLE (AR_SREV_9340(ah) ? 0x4094 : 0x40d4)
#define AR_ENT_OTP 0x40d8
#define AR_ENT_OTP_CHAIN2_DISABLE 0x00020000
#define AR_ENT_OTP_49GHZ_DISABLE 0x00100000
#define AR_ENT_OTP_MIN_PKT_SIZE_DISABLE 0x00800000
#define AR_CH0_BB_DPLL1 0x16180

40
drivers/net/wireless/ath/ath9k/xmit.c
View File

@ -955,7 +955,9 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,
*/
rate = ieee80211_get_rts_cts_rate(sc->hw, tx_info);
info->rtscts_rate = rate->hw_value;
if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
if (tx_info->control.vif &&
tx_info->control.vif->bss_conf.use_short_preamble)
info->rtscts_rate |= rate->hw_value_short;
for (i = 0; i < 4; i++) {
@ -1290,14 +1292,11 @@ void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid
an = (struct ath_node *)sta->drv_priv;
if (sc->sc_flags & SC_OP_TXAGGR) {
txtid = ATH_AN_2_TID(an, tid);
txtid->baw_size =
IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
txtid->state |= AGGR_ADDBA_COMPLETE;
txtid->state &= ~AGGR_ADDBA_PROGRESS;
ath_tx_resume_tid(sc, txtid);
}
txtid = ATH_AN_2_TID(an, tid);
txtid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
txtid->state |= AGGR_ADDBA_COMPLETE;
txtid->state &= ~AGGR_ADDBA_PROGRESS;
ath_tx_resume_tid(sc, txtid);
}
/********************/
@ -1356,8 +1355,7 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype)
* based intr on the EOSP frames.
*/
if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
qi.tqi_qflags = TXQ_FLAG_TXOKINT_ENABLE |
TXQ_FLAG_TXERRINT_ENABLE;
qi.tqi_qflags = TXQ_FLAG_TXINT_ENABLE;
} else {
if (qtype == ATH9K_TX_QUEUE_UAPSD)
qi.tqi_qflags = TXQ_FLAG_TXDESCINT_ENABLE;
@ -1523,7 +1521,7 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx)
ath_drain_txq_list(sc, txq, &txq->axq_q, retry_tx);
/* flush any pending frames if aggregation is enabled */
if ((sc->sc_flags & SC_OP_TXAGGR) && !retry_tx)
if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && !retry_tx)
ath_txq_drain_pending_buffers(sc, txq);
ath_txq_unlock_complete(sc, txq);
@ -1871,7 +1869,7 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb,
struct ath_buf *bf;
u8 tidno;
if ((sc->sc_flags & SC_OP_TXAGGR) && txctl->an &&
if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && txctl->an &&
ieee80211_is_data_qos(hdr->frame_control)) {
tidno = ieee80211_get_qos_ctl(hdr)[0] &
IEEE80211_QOS_CTL_TID_MASK;
@ -2141,7 +2139,7 @@ static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq,
} else
ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok, true);
if (sc->sc_flags & SC_OP_TXAGGR)
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
ath_txq_schedule(sc, txq);
}
@ -2166,7 +2164,7 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
if (list_empty(&txq->axq_q)) {
txq->axq_link = NULL;
if (sc->sc_flags & SC_OP_TXAGGR)
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
ath_txq_schedule(sc, txq);
break;
}
@ -2263,10 +2261,9 @@ static void ath_tx_complete_poll_work(struct work_struct *work)
void ath_tx_tasklet(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
u32 qcumask = ((1 << ATH9K_NUM_TX_QUEUES) - 1) & ah->intr_txqs;
int i;
u32 qcumask = ((1 << ATH9K_NUM_TX_QUEUES) - 1);
ath9k_hw_gettxintrtxqs(sc->sc_ah, &qcumask);
for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
if (ATH_TXQ_SETUP(sc, i) && (qcumask & (1 << i)))
@ -2296,9 +2293,12 @@ void ath_tx_edma_tasklet(struct ath_softc *sc)
break;
}
/* Skip beacon completions */
if (ts.qid == sc->beacon.beaconq)
/* Process beacon completions separately */
if (ts.qid == sc->beacon.beaconq) {
sc->beacon.tx_processed = true;
sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
continue;
}
txq = &sc->tx.txq[ts.qid];

9
drivers/net/wireless/ath/main.c
View File

@ -57,7 +57,8 @@ struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
}
EXPORT_SYMBOL(ath_rxbuf_alloc);
void ath_printk(const char *level, const char *fmt, ...)
void ath_printk(const char *level, const struct ath_common* common,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
@ -67,7 +68,11 @@ void ath_printk(const char *level, const char *fmt, ...)
vaf.fmt = fmt;
vaf.va = &args;
printk("%sath: %pV", level, &vaf);
if (common && common->hw && common->hw->wiphy)
printk("%sath: %s: %pV",
level, wiphy_name(common->hw->wiphy), &vaf);
else
printk("%sath: %pV", level, &vaf);
va_end(args);
}

3
drivers/net/wireless/b43/b43.h
View File

@ -932,6 +932,9 @@ struct b43_wl {
/* Flag that implement the queues stopping. */
bool tx_queue_stopped[B43_QOS_QUEUE_NUM];
/* firmware loading work */
struct work_struct firmware_load;
/* The device LEDs. */
struct b43_leds leds;

61
drivers/net/wireless/b43/main.c
View File

@ -2390,8 +2390,14 @@ error:
return err;
}
static int b43_request_firmware(struct b43_wldev *dev)
static int b43_one_core_attach(struct b43_bus_dev *dev, struct b43_wl *wl);
static void b43_one_core_detach(struct b43_bus_dev *dev);
static void b43_request_firmware(struct work_struct *work)
{
struct b43_wl *wl = container_of(work,
struct b43_wl, firmware_load);
struct b43_wldev *dev = wl->current_dev;
struct b43_request_fw_context *ctx;
unsigned int i;
int err;
@ -2399,23 +2405,23 @@ static int b43_request_firmware(struct b43_wldev *dev)
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
return;
ctx->dev = dev;
ctx->req_type = B43_FWTYPE_PROPRIETARY;
err = b43_try_request_fw(ctx);
if (!err)
goto out; /* Successfully loaded it. */
err = ctx->fatal_failure;
if (err)
goto start_ieee80211; /* Successfully loaded it. */
/* Was fw version known? */
if (ctx->fatal_failure)
goto out;
/* proprietary fw not found, try open source */
ctx->req_type = B43_FWTYPE_OPENSOURCE;
err = b43_try_request_fw(ctx);
if (!err)
goto out; /* Successfully loaded it. */
err = ctx->fatal_failure;
if (err)
goto start_ieee80211; /* Successfully loaded it. */
if(ctx->fatal_failure)
goto out;
/* Could not find a usable firmware. Print the errors. */
@ -2425,11 +2431,20 @@ static int b43_request_firmware(struct b43_wldev *dev)
b43err(dev->wl, errmsg);
}
b43_print_fw_helptext(dev->wl, 1);
err = -ENOENT;
goto out;
start_ieee80211:
err = ieee80211_register_hw(wl->hw);
if (err)
goto err_one_core_detach;
b43_leds_register(wl->current_dev);
goto out;
err_one_core_detach:
b43_one_core_detach(dev->dev);
out:
kfree(ctx);
return err;
}
static int b43_upload_microcode(struct b43_wldev *dev)
@ -2706,6 +2721,8 @@ static int b43_gpio_init(struct b43_wldev *dev)
mask |= 0x0060;
set |= 0x0060;
}
if (dev->dev->chip_id == 0x5354)
set &= 0xff02;
if (0 /* FIXME: conditional unknown */ ) {
b43_write16(dev, B43_MMIO_GPIO_MASK,
b43_read16(dev, B43_MMIO_GPIO_MASK)
@ -3021,9 +3038,6 @@ static int b43_chip_init(struct b43_wldev *dev)
macctl |= B43_MACCTL_INFRA;
b43_write32(dev, B43_MMIO_MACCTL, macctl);
err = b43_request_firmware(dev);
if (err)
goto out;
err = b43_upload_microcode(dev);
if (err)
goto out; /* firmware is released later */
@ -4153,6 +4167,7 @@ redo:
mutex_unlock(&wl->mutex);
cancel_delayed_work_sync(&dev->periodic_work);
cancel_work_sync(&wl->tx_work);
cancel_work_sync(&wl->firmware_load);
mutex_lock(&wl->mutex);
dev = wl->current_dev;
if (!dev || b43_status(dev) < B43_STAT_STARTED) {
@ -5312,16 +5327,13 @@ static int b43_bcma_probe(struct bcma_device *core)
if (err)
goto bcma_err_wireless_exit;
err = ieee80211_register_hw(wl->hw);
if (err)
goto bcma_err_one_core_detach;
b43_leds_register(wl->current_dev);
/* setup and start work to load firmware */
INIT_WORK(&wl->firmware_load, b43_request_firmware);
schedule_work(&wl->firmware_load);
bcma_out:
return err;
bcma_err_one_core_detach:
b43_one_core_detach(dev);
bcma_err_wireless_exit:
ieee80211_free_hw(wl->hw);
return err;
@ -5388,18 +5400,13 @@ int b43_ssb_probe(struct ssb_device *sdev, const struct ssb_device_id *id)
if (err)
goto err_wireless_exit;
if (first) {
err = ieee80211_register_hw(wl->hw);
if (err)
goto err_one_core_detach;
b43_leds_register(wl->current_dev);
}
/* setup and start work to load firmware */
INIT_WORK(&wl->firmware_load, b43_request_firmware);
schedule_work(&wl->firmware_load);
out:
return err;
err_one_core_detach:
b43_one_core_detach(dev);
err_wireless_exit:
if (first)
b43_wireless_exit(dev, wl);

3
drivers/net/wireless/b43legacy/b43legacy.h
View File

@ -581,6 +581,9 @@ struct b43legacy_wl {
struct mutex mutex; /* locks wireless core state */
spinlock_t leds_lock; /* lock for leds */
/* firmware loading work */
struct work_struct firmware_load;
/* We can only have one operating interface (802.11 core)
* at a time. General information about this interface follows.
*/

33
drivers/net/wireless/b43legacy/main.c
View File

@ -1557,8 +1557,15 @@ err_format:
return -EPROTO;
}
static int b43legacy_request_firmware(struct b43legacy_wldev *dev)
static int b43legacy_one_core_attach(struct ssb_device *dev,
struct b43legacy_wl *wl);
static void b43legacy_one_core_detach(struct ssb_device *dev);
static void b43legacy_request_firmware(struct work_struct *work)
{
struct b43legacy_wl *wl = container_of(work,
struct b43legacy_wl, firmware_load);
struct b43legacy_wldev *dev = wl->current_dev;
struct b43legacy_firmware *fw = &dev->fw;
const u8 rev = dev->dev->id.revision;
const char *filename;
@ -1624,8 +1631,14 @@ static int b43legacy_request_firmware(struct b43legacy_wldev *dev)
if (err)
goto err_load;
}
err = ieee80211_register_hw(wl->hw);
if (err)
goto err_one_core_detach;
return;
return 0;
err_one_core_detach:
b43legacy_one_core_detach(dev->dev);
goto error;
err_load:
b43legacy_print_fw_helptext(dev->wl);
@ -1639,7 +1652,7 @@ err_no_initvals:
error:
b43legacy_release_firmware(dev);
return err;
return;
}
static int b43legacy_upload_microcode(struct b43legacy_wldev *dev)
@ -2153,9 +2166,6 @@ static int b43legacy_chip_init(struct b43legacy_wldev *dev)
macctl |= B43legacy_MACCTL_INFRA;
b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
err = b43legacy_request_firmware(dev);
if (err)
goto out;
err = b43legacy_upload_microcode(dev);
if (err)
goto out; /* firmware is released later */
@ -3860,17 +3870,13 @@ static int b43legacy_probe(struct ssb_device *dev,
if (err)
goto err_wireless_exit;
if (first) {
err = ieee80211_register_hw(wl->hw);
if (err)
goto err_one_core_detach;
}
/* setup and start work to load firmware */
INIT_WORK(&wl->firmware_load, b43legacy_request_firmware);
schedule_work(&wl->firmware_load);
out:
return err;
err_one_core_detach:
b43legacy_one_core_detach(dev);
err_wireless_exit:
if (first)
b43legacy_wireless_exit(dev, wl);
@ -3885,6 +3891,7 @@ static void b43legacy_remove(struct ssb_device *dev)
/* We must cancel any work here before unregistering from ieee80211,
* as the ieee80211 unreg will destroy the workqueue. */
cancel_work_sync(&wldev->restart_work);
cancel_work_sync(&wl->firmware_load);
B43legacy_WARN_ON(!wl);
if (wl->current_dev == wldev)

2
drivers/net/wireless/b43legacy/phy.c
View File

@ -1860,7 +1860,7 @@ void b43legacy_phy_xmitpower(struct b43legacy_wldev *dev)
* which accounts for the factor of 4 */
#define REG_MAX_PWR 20
max_pwr = min(REG_MAX_PWR * 4
- dev->dev->bus->sprom.antenna_gain.ghz24.a0
- dev->dev->bus->sprom.antenna_gain.a0
- 0x6, max_pwr);
/* find the desired power in Q5.2 - power_level is in dBm

4
drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
View File

@ -604,7 +604,7 @@ void brcmf_sdio_exit(void)
sdio_unregister_driver(&brcmf_sdmmc_driver);
}
int brcmf_sdio_init(void)
void brcmf_sdio_init(void)
{
int ret;
@ -614,6 +614,4 @@ int brcmf_sdio_init(void)
if (ret)
brcmf_dbg(ERROR, "sdio_register_driver failed: %d\n", ret);
return ret;
}

4
drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
View File

@ -108,11 +108,11 @@ extern int brcmf_add_if(struct device *dev, int ifidx,
#ifdef CONFIG_BRCMFMAC_SDIO
extern void brcmf_sdio_exit(void);
extern int brcmf_sdio_init(void);
extern void brcmf_sdio_init(void);
#endif
#ifdef CONFIG_BRCMFMAC_USB
extern void brcmf_usb_exit(void);
extern int brcmf_usb_init(void);
extern void brcmf_usb_init(void);
#endif
#endif /* _BRCMF_BUS_H_ */

30
drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
View File

@ -1181,27 +1181,29 @@ exit:
}
#endif /* DEBUG */
static int __init brcmfmac_init(void)
static void brcmf_driver_init(struct work_struct *work)
{
int ret = 0;
#ifdef CONFIG_BRCMFMAC_SDIO
ret = brcmf_sdio_init();
if (ret)
goto fail;
brcmf_sdio_init();
#endif
#ifdef CONFIG_BRCMFMAC_USB
ret = brcmf_usb_init();
if (ret)
goto fail;
brcmf_usb_init();
#endif
}
static DECLARE_WORK(brcmf_driver_work, brcmf_driver_init);
fail:
return ret;
static int __init brcmfmac_module_init(void)
{
if (!schedule_work(&brcmf_driver_work))
return -EBUSY;
return 0;
}
static void __exit brcmfmac_exit(void)
static void __exit brcmfmac_module_exit(void)
{
cancel_work_sync(&brcmf_driver_work);
#ifdef CONFIG_BRCMFMAC_SDIO
brcmf_sdio_exit();
#endif
@ -1210,5 +1212,5 @@ static void __exit brcmfmac_exit(void)
#endif
}
module_init(brcmfmac_init);
module_exit(brcmfmac_exit);
module_init(brcmfmac_module_init);
module_exit(brcmfmac_module_exit);

32
drivers/net/wireless/brcm80211/brcmfmac/usb.c
View File

@ -514,9 +514,9 @@ static void brcmf_usb_tx_complete(struct urb *urb)
brcmf_usb_del_fromq(devinfo, req);
if (urb->status == 0)
devinfo->bus_pub.stats.tx_packets++;
devinfo->bus_pub.bus->dstats.tx_packets++;
else
devinfo->bus_pub.stats.tx_errors++;
devinfo->bus_pub.bus->dstats.tx_errors++;
dev_kfree_skb(req->skb);
req->skb = NULL;
@ -536,9 +536,9 @@ static void brcmf_usb_rx_complete(struct urb *urb)
req->skb = NULL;
if (urb->status == 0) {
devinfo->bus_pub.stats.rx_packets++;
devinfo->bus_pub.bus->dstats.rx_packets++;
} else {
devinfo->bus_pub.stats.rx_errors++;
devinfo->bus_pub.bus->dstats.rx_errors++;
dev_kfree_skb(skb);
brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req);
return;
@ -712,9 +712,6 @@ static int brcmf_usb_up(struct device *dev)
struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev);
u16 ifnum;
if (devinfo == NULL)
return -EINVAL;
if (devinfo->bus_pub.state == BCMFMAC_USB_STATE_UP)
return 0;
@ -900,8 +897,8 @@ brcmf_usb_dlneeded(struct brcmf_usbdev_info *devinfo)
sizeof(struct bootrom_id_le));
return false;
} else {
devinfo->bus_pub.attrib.devid = chipid;
devinfo->bus_pub.attrib.chiprev = chiprev;
devinfo->bus_pub.devid = chipid;
devinfo->bus_pub.chiprev = chiprev;
}
return true;
}
@ -1067,7 +1064,7 @@ static int brcmf_usb_dlstart(struct brcmf_usbdev_info *devinfo, u8 *fw, int len)
if (devinfo == NULL)
return -EINVAL;
if (devinfo->bus_pub.attrib.devid == 0xDEAD)
if (devinfo->bus_pub.devid == 0xDEAD)
return -EINVAL;
err = brcmf_usb_dl_writeimage(devinfo, fw, len);
@ -1088,7 +1085,7 @@ static int brcmf_usb_dlrun(struct brcmf_usbdev_info *devinfo)
if (!devinfo)
return -EINVAL;
if (devinfo->bus_pub.attrib.devid == 0xDEAD)
if (devinfo->bus_pub.devid == 0xDEAD)
return -EINVAL;
/* Check we are runnable */
@ -1127,18 +1124,19 @@ static bool brcmf_usb_chip_support(int chipid, int chiprev)
static int
brcmf_usb_fw_download(struct brcmf_usbdev_info *devinfo)
{
struct brcmf_usb_attrib *attr;
int devid, chiprev;
int err;
brcmf_dbg(TRACE, "enter\n");
if (devinfo == NULL)
return -ENODEV;
attr = &devinfo->bus_pub.attrib;
devid = devinfo->bus_pub.devid;
chiprev = devinfo->bus_pub.chiprev;
if (!brcmf_usb_chip_support(attr->devid, attr->chiprev)) {
if (!brcmf_usb_chip_support(devid, chiprev)) {
brcmf_dbg(ERROR, "unsupported chip %d rev %d\n",
attr->devid, attr->chiprev);
devid, chiprev);
return -EINVAL;
}
@ -1617,7 +1615,7 @@ void brcmf_usb_exit(void)
g_image.len = 0;
}
int brcmf_usb_init(void)
void brcmf_usb_init(void)
{
return usb_register(&brcmf_usbdrvr);
usb_register(&brcmf_usbdrvr);
}

27
drivers/net/wireless/brcm80211/brcmfmac/usb.h
View File

@ -33,36 +33,12 @@ enum brcmf_usb_pnp_state {
};
struct brcmf_stats {
u32 tx_errors;
u32 tx_packets;
u32 tx_multicast;
u32 tx_ctlpkts;
u32 tx_ctlerrs;
u32 tx_dropped;
u32 tx_flushed;
u32 rx_errors;
u32 rx_packets;
u32 rx_multicast;
u32 rx_ctlpkts;
u32 rx_ctlerrs;
u32 rx_dropped;
u32 rx_flushed;
};
struct brcmf_usb_attrib {
int bustype;
int vid;
int pid;
int devid;
int chiprev; /* chip revsion number */
int mtu;
int nchan; /* Data Channels */
int has_2nd_bulk_in_ep;
};
struct brcmf_usbdev_info;
struct brcmf_usbdev {
struct brcmf_bus *bus;
struct brcmf_usbdev_info *devinfo;
@ -70,7 +46,8 @@ struct brcmf_usbdev {
struct brcmf_stats stats;
int ntxq, nrxq, rxsize;
u32 bus_mtu;
struct brcmf_usb_attrib attrib;
int devid;
int chiprev; /* chip revsion number */
};
/* IO Request Block (IRB) */

10
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
View File

@ -2003,7 +2003,6 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv,
s32 err = 0;
u16 channel;
u32 freq;
u64 notify_timestamp;
u16 notify_capability;
u16 notify_interval;
u8 *notify_ie;
@ -2026,7 +2025,6 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv,
freq = ieee80211_channel_to_frequency(channel, band->band);
notify_channel = ieee80211_get_channel(wiphy, freq);
notify_timestamp = jiffies_to_msecs(jiffies)*1000; /* uSec */
notify_capability = le16_to_cpu(bi->capability);
notify_interval = le16_to_cpu(bi->beacon_period);
notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset);
@ -2040,10 +2038,9 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv,
WL_CONN("Capability: %X\n", notify_capability);
WL_CONN("Beacon interval: %d\n", notify_interval);
WL_CONN("Signal: %d\n", notify_signal);
WL_CONN("notify_timestamp: %#018llx\n", notify_timestamp);
bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID,
notify_timestamp, notify_capability, notify_interval, notify_ie,
0, notify_capability, notify_interval, notify_ie,
notify_ielen, notify_signal, GFP_KERNEL);
if (!bss)
@ -2098,7 +2095,6 @@ static s32 wl_inform_ibss(struct brcmf_cfg80211_priv *cfg_priv,
s32 err = 0;
u16 channel;
u32 freq;
u64 notify_timestamp;
u16 notify_capability;
u16 notify_interval;
u8 *notify_ie;
@ -2134,7 +2130,6 @@ static s32 wl_inform_ibss(struct brcmf_cfg80211_priv *cfg_priv,
freq = ieee80211_channel_to_frequency(channel, band->band);
notify_channel = ieee80211_get_channel(wiphy, freq);
notify_timestamp = jiffies_to_msecs(jiffies)*1000; /* uSec */
notify_capability = le16_to_cpu(bi->capability);
notify_interval = le16_to_cpu(bi->beacon_period);
notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset);
@ -2145,10 +2140,9 @@ static s32 wl_inform_ibss(struct brcmf_cfg80211_priv *cfg_priv,
WL_CONN("capability: %X\n", notify_capability);
WL_CONN("beacon interval: %d\n", notify_interval);
WL_CONN("signal: %d\n", notify_signal);
WL_CONN("notify_timestamp: %#018llx\n", notify_timestamp);
bss = cfg80211_inform_bss(wiphy, notify_channel, bssid,
notify_timestamp, notify_capability, notify_interval,
0, notify_capability, notify_interval,
notify_ie, notify_ielen, notify_signal, GFP_KERNEL);
if (!bss) {

20
drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
View File

@ -959,14 +959,13 @@ brcms_c_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb,
if (supr_status) {
update_rate = false;
if (supr_status == TX_STATUS_SUPR_BADCH) {
wiphy_err(wiphy, "%s: Pkt tx suppressed, "
"illegal channel possibly %d\n",
wiphy_err(wiphy,
"%s: Pkt tx suppressed, illegal channel possibly %d\n",
__func__, CHSPEC_CHANNEL(
wlc->default_bss->chanspec));
} else {
if (supr_status != TX_STATUS_SUPR_FRAG)
wiphy_err(wiphy, "%s:"
"supr_status 0x%x\n",
wiphy_err(wiphy, "%s: supr_status 0x%x\n",
__func__, supr_status);
}
/* no need to retry for badch; will fail again */
@ -988,9 +987,8 @@ brcms_c_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb,
}
} else if (txs->phyerr) {
update_rate = false;
wiphy_err(wiphy, "wl%d: ampdu tx phy "
"error (0x%x)\n", wlc->pub->unit,
txs->phyerr);
wiphy_err(wiphy, "%s: ampdu tx phy error (0x%x)\n",
__func__, txs->phyerr);
if (brcm_msg_level & LOG_ERROR_VAL) {
brcmu_prpkt("txpkt (AMPDU)", p);
@ -1018,10 +1016,10 @@ brcms_c_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb,
ack_recd = false;
if (ba_recd) {
bindex = MODSUB_POW2(seq, start_seq, SEQNUM_MAX);
BCMMSG(wlc->wiphy, "tid %d seq %d,"
" start_seq %d, bindex %d set %d, index %d\n",
tid, seq, start_seq, bindex,
isset(bitmap, bindex), index);
BCMMSG(wiphy,
"tid %d seq %d, start_seq %d, bindex %d set %d, index %d\n",
tid, seq, start_seq, bindex,
isset(bitmap, bindex), index);
/* if acked then clear bit and free packet */
if ((bindex < AMPDU_TX_BA_MAX_WSIZE)
&& isset(bitmap, bindex)) {

31
drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
View File

@ -1169,25 +1169,31 @@ static struct bcma_driver brcms_bcma_driver = {
/**
* This is the main entry point for the brcmsmac driver.
*
* This function determines if a device pointed to by pdev is a WL device,
* and if so, performs a brcms_attach() on it.
*
* This function is scheduled upon module initialization and
* does the driver registration, which result in brcms_bcma_probe()
* call resulting in the driver bringup.
*/
static void brcms_driver_init(struct work_struct *work)
{
int error;
error = bcma_driver_register(&brcms_bcma_driver);
if (error)
pr_err("%s: register returned %d\n", __func__, error);
}
static DECLARE_WORK(brcms_driver_work, brcms_driver_init);
static int __init brcms_module_init(void)
{
int error = -ENODEV;
#ifdef DEBUG
if (msglevel != 0xdeadbeef)
brcm_msg_level = msglevel;
#endif /* DEBUG */
#endif
if (!schedule_work(&brcms_driver_work))
return -EBUSY;
error = bcma_driver_register(&brcms_bcma_driver);
pr_err("%s: register returned %d\n", __func__, error);
if (!error)
return 0;
return error;
return 0;
}
/**
@ -1199,6 +1205,7 @@ static int __init brcms_module_init(void)
*/
static void __exit brcms_module_exit(void)
{
cancel_work_sync(&brcms_driver_work);
bcma_driver_unregister(&brcms_bcma_driver);
}

2
drivers/net/wireless/ipw2x00/ipw2100.c
View File

@ -298,8 +298,6 @@ static const char *command_types[] = {
};
#endif
#define WEXT_USECHANNELS 1
static const long ipw2100_frequencies[] = {
2412, 2417, 2422, 2427,
2432, 2437, 2442, 2447,

14
drivers/net/wireless/ipw2x00/ipw2200.h
View File

@ -27,8 +27,6 @@
#ifndef __ipw2200_h__
#define __ipw2200_h__
#define WEXT_USECHANNELS 1
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
@ -1999,18 +1997,6 @@ struct ipw_cmd_log {
#define CFG_SYS_ANTENNA_B 0x03 /* force antenna B */
#define CFG_SYS_ANTENNA_SLOW_DIV 0x02 /* consider background noise */
/*
* The definitions below were lifted off the ipw2100 driver, which only
* supports 'b' mode, so I'm sure these are not exactly correct.
*
* Somebody fix these!!
*/
#define REG_MIN_CHANNEL 0
#define REG_MAX_CHANNEL 14
#define REG_CHANNEL_MASK 0x00003FFF
#define IPW_IBSS_11B_DEFAULT_MASK 0x87ff
#define IPW_MAX_CONFIG_RETRIES 10
#endif /* __ipw2200_h__ */

2
drivers/net/wireless/iwlegacy/common.c
View File

@ -5355,7 +5355,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
if (changes & BSS_CHANGED_ASSOC) {
D_MAC80211("ASSOC %d\n", bss_conf->assoc);
if (bss_conf->assoc) {
il->timestamp = bss_conf->timestamp;
il->timestamp = bss_conf->last_tsf;
if (!il_is_rfkill(il))
il->ops->post_associate(il);

11
drivers/net/wireless/iwlwifi/Kconfig
View File

@ -1,6 +1,6 @@
config IWLWIFI
tristate "Intel Wireless WiFi Next Gen AGN - Wireless-N/Advanced-N/Ultimate-N (iwlwifi) "
depends on PCI && MAC80211
depends on PCI && MAC80211 && HAS_IOMEM
select FW_LOADER
select NEW_LEDS
select LEDS_CLASS
@ -127,3 +127,12 @@ config IWLWIFI_P2P
support when it is loaded.
Say Y only if you want to experiment with P2P.
config IWLWIFI_EXPERIMENTAL_MFP
bool "support MFP (802.11w) even if uCode doesn't advertise"
depends on IWLWIFI
help
This option enables experimental MFP (802.11W) support
even if the microcode doesn't advertise it.
Say Y only if you want to experiment with MFP.

2
drivers/net/wireless/iwlwifi/Makefile
View File

@ -14,7 +14,7 @@ iwlwifi-objs += iwl-1000.o
iwlwifi-objs += iwl-2000.o
iwlwifi-objs += iwl-pci.o
iwlwifi-objs += iwl-drv.o
iwlwifi-objs += iwl-trans.o
iwlwifi-objs += iwl-notif-wait.o
iwlwifi-objs += iwl-trans-pcie.o iwl-trans-pcie-rx.o iwl-trans-pcie-tx.o
iwlwifi-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o

31
drivers/net/wireless/iwlwifi/iwl-1000.c
View File

@ -43,6 +43,7 @@
#include "iwl-agn-hw.h"
#include "iwl-shared.h"
#include "iwl-cfg.h"
#include "iwl-prph.h"
/* Highest firmware API version supported */
#define IWL1000_UCODE_API_MAX 6
@ -95,9 +96,8 @@ static void iwl1000_nic_config(struct iwl_priv *priv)
~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
}
static struct iwl_sensitivity_ranges iwl1000_sensitivity = {
static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
.min_nrg_cck = 95,
.max_nrg_cck = 0, /* not used, set to 0 */
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
.auto_corr_min_ofdm_x1 = 120,
@ -122,23 +122,15 @@ static struct iwl_sensitivity_ranges iwl1000_sensitivity = {
static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
{
if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
cfg(priv)->base_params->num_of_queues =
iwlagn_mod_params.num_of_queues;
hw_params(priv).max_txq_num = cfg(priv)->base_params->num_of_queues;
hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ);
hw_params(priv).tx_chains_num = num_of_ant(cfg(priv)->valid_tx_ant);
hw_params(priv).tx_chains_num =
num_of_ant(hw_params(priv).valid_tx_ant);
if (cfg(priv)->rx_with_siso_diversity)
hw_params(priv).rx_chains_num = 1;
else
hw_params(priv).rx_chains_num =
num_of_ant(cfg(priv)->valid_rx_ant);
hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant;
hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant;
num_of_ant(hw_params(priv).valid_rx_ant);
iwl1000_set_ct_threshold(priv);
@ -163,7 +155,7 @@ static struct iwl_lib_ops iwl1000_lib = {
.temperature = iwlagn_temperature,
};
static struct iwl_base_params iwl1000_base_params = {
static const struct iwl_base_params iwl1000_base_params = {
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.eeprom_size = OTP_LOW_IMAGE_SIZE,
@ -178,7 +170,8 @@ static struct iwl_base_params iwl1000_base_params = {
.max_event_log_size = 128,
.wd_disable = true,
};
static struct iwl_ht_params iwl1000_ht_params = {
static const struct iwl_ht_params iwl1000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
.smps_mode = IEEE80211_SMPS_DYNAMIC,
@ -197,13 +190,13 @@ static struct iwl_ht_params iwl1000_ht_params = {
.base_params = &iwl1000_base_params, \
.led_mode = IWL_LED_BLINK
struct iwl_cfg iwl1000_bgn_cfg = {
const struct iwl_cfg iwl1000_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 1000 BGN",
IWL_DEVICE_1000,
.ht_params = &iwl1000_ht_params,
};
struct iwl_cfg iwl1000_bg_cfg = {
const struct iwl_cfg iwl1000_bg_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 1000 BG",
IWL_DEVICE_1000,
};
@ -222,13 +215,13 @@ struct iwl_cfg iwl1000_bg_cfg = {
.led_mode = IWL_LED_RF_STATE, \
.rx_with_siso_diversity = true
struct iwl_cfg iwl100_bgn_cfg = {
const struct iwl_cfg iwl100_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 100 BGN",
IWL_DEVICE_100,
.ht_params = &iwl1000_ht_params,
};
struct iwl_cfg iwl100_bg_cfg = {
const struct iwl_cfg iwl100_bg_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 100 BG",
IWL_DEVICE_100,
};

44
drivers/net/wireless/iwlwifi/iwl-2000.c
View File

@ -91,9 +91,8 @@ static void iwl2000_nic_config(struct iwl_priv *priv)
CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
}
static struct iwl_sensitivity_ranges iwl2000_sensitivity = {
static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
.min_nrg_cck = 97,
.max_nrg_cck = 0, /* not used, set to 0 */
.auto_corr_min_ofdm = 80,
.auto_corr_min_ofdm_mrc = 128,
.auto_corr_min_ofdm_x1 = 105,
@ -118,23 +117,15 @@ static struct iwl_sensitivity_ranges iwl2000_sensitivity = {
static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
{
if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
cfg(priv)->base_params->num_of_queues =
iwlagn_mod_params.num_of_queues;
hw_params(priv).max_txq_num = cfg(priv)->base_params->num_of_queues;
hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ);
hw_params(priv).tx_chains_num = num_of_ant(cfg(priv)->valid_tx_ant);
hw_params(priv).tx_chains_num =
num_of_ant(hw_params(priv).valid_tx_ant);
if (cfg(priv)->rx_with_siso_diversity)
hw_params(priv).rx_chains_num = 1;
else
hw_params(priv).rx_chains_num =
num_of_ant(cfg(priv)->valid_rx_ant);
hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant;
hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant;
num_of_ant(hw_params(priv).valid_rx_ant);
iwl2000_set_ct_threshold(priv);
@ -155,16 +146,13 @@ static struct iwl_lib_ops iwl2000_lib = {
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
},
.update_enhanced_txpower = iwl_eeprom_enhanced_txpower,
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
static struct iwl_lib_ops iwl2030_lib = {
.set_hw_params = iwl2000_hw_set_hw_params,
.bt_rx_handler_setup = iwlagn_bt_rx_handler_setup,
.bt_setup_deferred_work = iwlagn_bt_setup_deferred_work,
.cancel_deferred_work = iwlagn_bt_cancel_deferred_work,
.nic_config = iwl2000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
@ -176,12 +164,12 @@ static struct iwl_lib_ops iwl2030_lib = {
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
},
.update_enhanced_txpower = iwl_eeprom_enhanced_txpower,
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
static struct iwl_base_params iwl2000_base_params = {
static const struct iwl_base_params iwl2000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
@ -200,7 +188,7 @@ static struct iwl_base_params iwl2000_base_params = {
};
static struct iwl_base_params iwl2030_base_params = {
static const struct iwl_base_params iwl2030_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
@ -218,12 +206,12 @@ static struct iwl_base_params iwl2030_base_params = {
.hd_v2 = true,
};
static struct iwl_ht_params iwl2000_ht_params = {
static const struct iwl_ht_params iwl2000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
};
static struct iwl_bt_params iwl2030_bt_params = {
static const struct iwl_bt_params iwl2030_bt_params = {
/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
.advanced_bt_coexist = true,
.agg_time_limit = BT_AGG_THRESHOLD_DEF,
@ -249,13 +237,13 @@ static struct iwl_bt_params iwl2030_bt_params = {
.led_mode = IWL_LED_RF_STATE, \
.iq_invert = true \
struct iwl_cfg iwl2000_2bgn_cfg = {
const struct iwl_cfg iwl2000_2bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 2200 BGN",
IWL_DEVICE_2000,
.ht_params = &iwl2000_ht_params,
};
struct iwl_cfg iwl2000_2bgn_d_cfg = {
const struct iwl_cfg iwl2000_2bgn_d_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 2200D BGN",
IWL_DEVICE_2000,
.ht_params = &iwl2000_ht_params,
@ -279,7 +267,7 @@ struct iwl_cfg iwl2000_2bgn_d_cfg = {
.adv_pm = true, \
.iq_invert = true \
struct iwl_cfg iwl2030_2bgn_cfg = {
const struct iwl_cfg iwl2030_2bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 2230 BGN",
IWL_DEVICE_2030,
.ht_params = &iwl2000_ht_params,
@ -303,13 +291,13 @@ struct iwl_cfg iwl2030_2bgn_cfg = {
.rx_with_siso_diversity = true, \
.iq_invert = true \
struct iwl_cfg iwl105_bgn_cfg = {
const struct iwl_cfg iwl105_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 105 BGN",
IWL_DEVICE_105,
.ht_params = &iwl2000_ht_params,
};
struct iwl_cfg iwl105_bgn_d_cfg = {
const struct iwl_cfg iwl105_bgn_d_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 105D BGN",
IWL_DEVICE_105,
.ht_params = &iwl2000_ht_params,
@ -334,7 +322,7 @@ struct iwl_cfg iwl105_bgn_d_cfg = {
.rx_with_siso_diversity = true, \
.iq_invert = true \
struct iwl_cfg iwl135_bgn_cfg = {
const struct iwl_cfg iwl135_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 135 BGN",
IWL_DEVICE_135,
.ht_params = &iwl2000_ht_params,

63
drivers/net/wireless/iwlwifi/iwl-5000.c
View File

@ -45,6 +45,7 @@
#include "iwl-trans.h"
#include "iwl-shared.h"
#include "iwl-cfg.h"
#include "iwl-prph.h"
/* Highest firmware API version supported */
#define IWL5000_UCODE_API_MAX 5
@ -63,12 +64,8 @@
/* NIC configuration for 5000 series */
static void iwl5000_nic_config(struct iwl_priv *priv)
{
unsigned long flags;
iwl_rf_config(priv);
spin_lock_irqsave(&priv->shrd->lock, flags);
/* W/A : NIC is stuck in a reset state after Early PCIe power off
* (PCIe power is lost before PERST# is asserted),
* causing ME FW to lose ownership and not being able to obtain it back.
@ -76,14 +73,10 @@ static void iwl5000_nic_config(struct iwl_priv *priv)
iwl_set_bits_mask_prph(trans(priv), APMG_PS_CTRL_REG,
APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
}
static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
.min_nrg_cck = 100,
.max_nrg_cck = 0, /* not used, set to 0 */
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
.auto_corr_min_ofdm_x1 = 105,
@ -108,7 +101,6 @@ static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
.min_nrg_cck = 95,
.max_nrg_cck = 0, /* not used, set to 0 */
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
.auto_corr_min_ofdm_x1 = 105,
@ -164,20 +156,13 @@ static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
{
if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
cfg(priv)->base_params->num_of_queues =
iwlagn_mod_params.num_of_queues;
hw_params(priv).max_txq_num = cfg(priv)->base_params->num_of_queues;
hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
BIT(IEEE80211_BAND_5GHZ);
hw_params(priv).tx_chains_num = num_of_ant(cfg(priv)->valid_tx_ant);
hw_params(priv).rx_chains_num = num_of_ant(cfg(priv)->valid_rx_ant);
hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant;
hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant;
hw_params(priv).tx_chains_num =
num_of_ant(hw_params(priv).valid_tx_ant);
hw_params(priv).rx_chains_num =
num_of_ant(hw_params(priv).valid_rx_ant);
iwl5000_set_ct_threshold(priv);
@ -187,20 +172,13 @@ static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
{
if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
cfg(priv)->base_params->num_of_queues =
iwlagn_mod_params.num_of_queues;
hw_params(priv).max_txq_num = cfg(priv)->base_params->num_of_queues;
hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
BIT(IEEE80211_BAND_5GHZ);
hw_params(priv).tx_chains_num = num_of_ant(cfg(priv)->valid_tx_ant);
hw_params(priv).rx_chains_num = num_of_ant(cfg(priv)->valid_rx_ant);
hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant;
hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant;
hw_params(priv).tx_chains_num =
num_of_ant(hw_params(priv).valid_tx_ant);
hw_params(priv).rx_chains_num =
num_of_ant(hw_params(priv).valid_rx_ant);
iwl5150_set_ct_threshold(priv);
@ -288,7 +266,7 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
return -EFAULT;
}
return iwl_trans_send_cmd(trans(priv), &hcmd);
return iwl_dvm_send_cmd(priv, &hcmd);
}
static struct iwl_lib_ops iwl5000_lib = {
@ -327,7 +305,7 @@ static struct iwl_lib_ops iwl5150_lib = {
.temperature = iwl5150_temperature,
};
static struct iwl_base_params iwl5000_base_params = {
static const struct iwl_base_params iwl5000_base_params = {
.eeprom_size = IWLAGN_EEPROM_IMG_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
@ -340,7 +318,8 @@ static struct iwl_base_params iwl5000_base_params = {
.no_idle_support = true,
.wd_disable = true,
};
static struct iwl_ht_params iwl5000_ht_params = {
static const struct iwl_ht_params iwl5000_ht_params = {
.ht_greenfield_support = true,
};
@ -356,7 +335,7 @@ static struct iwl_ht_params iwl5000_ht_params = {
.base_params = &iwl5000_base_params, \
.led_mode = IWL_LED_BLINK
struct iwl_cfg iwl5300_agn_cfg = {
const struct iwl_cfg iwl5300_agn_cfg = {
.name = "Intel(R) Ultimate N WiFi Link 5300 AGN",
IWL_DEVICE_5000,
/* at least EEPROM 0x11A has wrong info */
@ -365,7 +344,7 @@ struct iwl_cfg iwl5300_agn_cfg = {
.ht_params = &iwl5000_ht_params,
};
struct iwl_cfg iwl5100_bgn_cfg = {
const struct iwl_cfg iwl5100_bgn_cfg = {
.name = "Intel(R) WiFi Link 5100 BGN",
IWL_DEVICE_5000,
.valid_tx_ant = ANT_B, /* .cfg overwrite */
@ -373,14 +352,14 @@ struct iwl_cfg iwl5100_bgn_cfg = {
.ht_params = &iwl5000_ht_params,
};
struct iwl_cfg iwl5100_abg_cfg = {
const struct iwl_cfg iwl5100_abg_cfg = {
.name = "Intel(R) WiFi Link 5100 ABG",
IWL_DEVICE_5000,
.valid_tx_ant = ANT_B, /* .cfg overwrite */
.valid_rx_ant = ANT_AB, /* .cfg overwrite */
};
struct iwl_cfg iwl5100_agn_cfg = {
const struct iwl_cfg iwl5100_agn_cfg = {
.name = "Intel(R) WiFi Link 5100 AGN",
IWL_DEVICE_5000,
.valid_tx_ant = ANT_B, /* .cfg overwrite */
@ -388,7 +367,7 @@ struct iwl_cfg iwl5100_agn_cfg = {
.ht_params = &iwl5000_ht_params,
};
struct iwl_cfg iwl5350_agn_cfg = {
const struct iwl_cfg iwl5350_agn_cfg = {
.name = "Intel(R) WiMAX/WiFi Link 5350 AGN",
.fw_name_pre = IWL5000_FW_PRE,
.ucode_api_max = IWL5000_UCODE_API_MAX,
@ -418,14 +397,14 @@ struct iwl_cfg iwl5350_agn_cfg = {
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true
struct iwl_cfg iwl5150_agn_cfg = {
const struct iwl_cfg iwl5150_agn_cfg = {
.name = "Intel(R) WiMAX/WiFi Link 5150 AGN",
IWL_DEVICE_5150,
.ht_params = &iwl5000_ht_params,
};
struct iwl_cfg iwl5150_abg_cfg = {
const struct iwl_cfg iwl5150_abg_cfg = {
.name = "Intel(R) WiMAX/WiFi Link 5150 ABG",
IWL_DEVICE_5150,
};

103
drivers/net/wireless/iwlwifi/iwl-6000.c
View File

@ -96,25 +96,25 @@ static void iwl6150_additional_nic_config(struct iwl_priv *priv)
CSR_GP_DRIVER_REG_BIT_6050_1x2);
}
static void iwl6000i_additional_nic_config(struct iwl_priv *priv)
{
/* 2x2 IPA phy type */
iwl_write32(trans(priv), CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
}
/* NIC configuration for 6000 series */
static void iwl6000_nic_config(struct iwl_priv *priv)
{
iwl_rf_config(priv);
/* no locking required for register write */
if (cfg(priv)->pa_type == IWL_PA_INTERNAL) {
/* 2x2 IPA phy type */
iwl_write32(trans(priv), CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
}
/* do additional nic configuration if needed */
if (cfg(priv)->additional_nic_config)
cfg(priv)->additional_nic_config(priv);
cfg(priv)->additional_nic_config(priv);
}
static struct iwl_sensitivity_ranges iwl6000_sensitivity = {
static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
.min_nrg_cck = 110,
.max_nrg_cck = 0, /* not used, set to 0 */
.auto_corr_min_ofdm = 80,
.auto_corr_min_ofdm_mrc = 128,
.auto_corr_min_ofdm_x1 = 105,
@ -139,24 +139,16 @@ static struct iwl_sensitivity_ranges iwl6000_sensitivity = {
static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
{
if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
cfg(priv)->base_params->num_of_queues =
iwlagn_mod_params.num_of_queues;
hw_params(priv).max_txq_num = cfg(priv)->base_params->num_of_queues;
hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
BIT(IEEE80211_BAND_5GHZ);
hw_params(priv).tx_chains_num = num_of_ant(cfg(priv)->valid_tx_ant);
hw_params(priv).tx_chains_num =
num_of_ant(hw_params(priv).valid_tx_ant);
if (cfg(priv)->rx_with_siso_diversity)
hw_params(priv).rx_chains_num = 1;
else
hw_params(priv).rx_chains_num =
num_of_ant(cfg(priv)->valid_rx_ant);
hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant;
hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant;
num_of_ant(hw_params(priv).valid_rx_ant);
iwl6000_set_ct_threshold(priv);
@ -233,7 +225,7 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
return -EFAULT;
}
return iwl_trans_send_cmd(trans(priv), &hcmd);
return iwl_dvm_send_cmd(priv, &hcmd);
}
static struct iwl_lib_ops iwl6000_lib = {
@ -250,16 +242,13 @@ static struct iwl_lib_ops iwl6000_lib = {
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.update_enhanced_txpower = iwl_eeprom_enhanced_txpower,
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
static struct iwl_lib_ops iwl6030_lib = {
.set_hw_params = iwl6000_hw_set_hw_params,
.bt_rx_handler_setup = iwlagn_bt_rx_handler_setup,
.bt_setup_deferred_work = iwlagn_bt_setup_deferred_work,
.cancel_deferred_work = iwlagn_bt_cancel_deferred_work,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.eeprom_ops = {
@ -272,12 +261,12 @@ static struct iwl_lib_ops iwl6030_lib = {
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.update_enhanced_txpower = iwl_eeprom_enhanced_txpower,
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
static struct iwl_base_params iwl6000_base_params = {
static const struct iwl_base_params iwl6000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
@ -294,7 +283,7 @@ static struct iwl_base_params iwl6000_base_params = {
.shadow_reg_enable = true,
};
static struct iwl_base_params iwl6050_base_params = {
static const struct iwl_base_params iwl6050_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
@ -310,7 +299,8 @@ static struct iwl_base_params iwl6050_base_params = {
.max_event_log_size = 1024,
.shadow_reg_enable = true,
};
static struct iwl_base_params iwl6000_g2_base_params = {
static const struct iwl_base_params iwl6000_g2_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
@ -327,12 +317,12 @@ static struct iwl_base_params iwl6000_g2_base_params = {
.shadow_reg_enable = true,
};
static struct iwl_ht_params iwl6000_ht_params = {
static const struct iwl_ht_params iwl6000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
};
static struct iwl_bt_params iwl6000_bt_params = {
static const struct iwl_bt_params iwl6000_bt_params = {
/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
.advanced_bt_coexist = true,
.agg_time_limit = BT_AGG_THRESHOLD_DEF,
@ -355,40 +345,41 @@ static struct iwl_bt_params iwl6000_bt_params = {
.need_temp_offset_calib = true, \
.led_mode = IWL_LED_RF_STATE
struct iwl_cfg iwl6005_2agn_cfg = {
const struct iwl_cfg iwl6005_2agn_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6205 AGN",
IWL_DEVICE_6005,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6005_2abg_cfg = {
const struct iwl_cfg iwl6005_2abg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6205 ABG",
IWL_DEVICE_6005,
};
struct iwl_cfg iwl6005_2bg_cfg = {
const struct iwl_cfg iwl6005_2bg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6205 BG",
IWL_DEVICE_6005,
};
struct iwl_cfg iwl6005_2agn_sff_cfg = {
const struct iwl_cfg iwl6005_2agn_sff_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6205S AGN",
IWL_DEVICE_6005,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6005_2agn_d_cfg = {
const struct iwl_cfg iwl6005_2agn_d_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6205D AGN",
IWL_DEVICE_6005,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6005_2agn_mow1_cfg = {
const struct iwl_cfg iwl6005_2agn_mow1_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6206 AGN",
IWL_DEVICE_6005,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6005_2agn_mow2_cfg = {
const struct iwl_cfg iwl6005_2agn_mow2_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6207 AGN",
IWL_DEVICE_6005,
.ht_params = &iwl6000_ht_params,
@ -410,53 +401,53 @@ struct iwl_cfg iwl6005_2agn_mow2_cfg = {
.led_mode = IWL_LED_RF_STATE, \
.adv_pm = true \
struct iwl_cfg iwl6030_2agn_cfg = {
const struct iwl_cfg iwl6030_2agn_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6230 AGN",
IWL_DEVICE_6030,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6030_2abg_cfg = {
const struct iwl_cfg iwl6030_2abg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6230 ABG",
IWL_DEVICE_6030,
};
struct iwl_cfg iwl6030_2bgn_cfg = {
const struct iwl_cfg iwl6030_2bgn_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6230 BGN",
IWL_DEVICE_6030,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6030_2bg_cfg = {
const struct iwl_cfg iwl6030_2bg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6230 BG",
IWL_DEVICE_6030,
};
struct iwl_cfg iwl6035_2agn_cfg = {
const struct iwl_cfg iwl6035_2agn_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6235 AGN",
IWL_DEVICE_6030,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl1030_bgn_cfg = {
const struct iwl_cfg iwl1030_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 1030 BGN",
IWL_DEVICE_6030,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl1030_bg_cfg = {
const struct iwl_cfg iwl1030_bg_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 1030 BG",
IWL_DEVICE_6030,
};
struct iwl_cfg iwl130_bgn_cfg = {
const struct iwl_cfg iwl130_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 130 BGN",
IWL_DEVICE_6030,
.ht_params = &iwl6000_ht_params,
.rx_with_siso_diversity = true,
};
struct iwl_cfg iwl130_bg_cfg = {
const struct iwl_cfg iwl130_bg_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 130 BG",
IWL_DEVICE_6030,
.rx_with_siso_diversity = true,
@ -477,22 +468,22 @@ struct iwl_cfg iwl130_bg_cfg = {
.eeprom_ver = EEPROM_6000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_6000_TX_POWER_VERSION, \
.lib = &iwl6000_lib, \
.additional_nic_config = iwl6000i_additional_nic_config,\
.base_params = &iwl6000_base_params, \
.pa_type = IWL_PA_INTERNAL, \
.led_mode = IWL_LED_BLINK
struct iwl_cfg iwl6000i_2agn_cfg = {
const struct iwl_cfg iwl6000i_2agn_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6200 AGN",
IWL_DEVICE_6000i,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6000i_2abg_cfg = {
const struct iwl_cfg iwl6000i_2abg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6200 ABG",
IWL_DEVICE_6000i,
};
struct iwl_cfg iwl6000i_2bg_cfg = {
const struct iwl_cfg iwl6000i_2bg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N 6200 BG",
IWL_DEVICE_6000i,
};
@ -513,13 +504,13 @@ struct iwl_cfg iwl6000i_2bg_cfg = {
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true
struct iwl_cfg iwl6050_2agn_cfg = {
const struct iwl_cfg iwl6050_2agn_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N + WiMAX 6250 AGN",
IWL_DEVICE_6050,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6050_2abg_cfg = {
const struct iwl_cfg iwl6050_2abg_cfg = {
.name = "Intel(R) Centrino(R) Advanced-N + WiMAX 6250 ABG",
IWL_DEVICE_6050,
};
@ -538,18 +529,18 @@ struct iwl_cfg iwl6050_2abg_cfg = {
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true
struct iwl_cfg iwl6150_bgn_cfg = {
const struct iwl_cfg iwl6150_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BGN",
IWL_DEVICE_6150,
.ht_params = &iwl6000_ht_params,
};
struct iwl_cfg iwl6150_bg_cfg = {
const struct iwl_cfg iwl6150_bg_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BG",
IWL_DEVICE_6150,
};
struct iwl_cfg iwl6000_3agn_cfg = {
const struct iwl_cfg iwl6000_3agn_cfg = {
.name = "Intel(R) Centrino(R) Ultimate-N 6300 AGN",
.fw_name_pre = IWL6000_FW_PRE,
.ucode_api_max = IWL6000_UCODE_API_MAX,

65
drivers/net/wireless/iwlwifi/iwl-agn-calib.c
View File

@ -68,13 +68,19 @@
#include "iwl-agn-calib.h"
#include "iwl-trans.h"
#include "iwl-agn.h"
#include "iwl-wifi.h"
#include "iwl-ucode.h"
/*****************************************************************************
* INIT calibrations framework
*****************************************************************************/
/* Opaque calibration results */
struct iwl_calib_result {
struct list_head list;
size_t cmd_len;
struct iwl_calib_hdr hdr;
/* data follows */
};
struct statistics_general_data {
u32 beacon_silence_rssi_a;
u32 beacon_silence_rssi_b;
@ -84,7 +90,7 @@ struct statistics_general_data {
u32 beacon_energy_c;
};
int iwl_send_calib_results(struct iwl_trans *trans)
int iwl_send_calib_results(struct iwl_priv *priv)
{
struct iwl_host_cmd hcmd = {
.id = REPLY_PHY_CALIBRATION_CMD,
@ -92,15 +98,15 @@ int iwl_send_calib_results(struct iwl_trans *trans)
};
struct iwl_calib_result *res;
list_for_each_entry(res, &trans->calib_results, list) {
list_for_each_entry(res, &priv->calib_results, list) {
int ret;
hcmd.len[0] = res->cmd_len;
hcmd.data[0] = &res->hdr;
hcmd.dataflags[0] = IWL_HCMD_DFL_NOCOPY;
ret = iwl_trans_send_cmd(trans, &hcmd);
ret = iwl_dvm_send_cmd(priv, &hcmd);
if (ret) {
IWL_ERR(trans, "Error %d on calib cmd %d\n",
IWL_ERR(priv, "Error %d on calib cmd %d\n",
ret, res->hdr.op_code);
return ret;
}
@ -109,7 +115,7 @@ int iwl_send_calib_results(struct iwl_trans *trans)
return 0;
}
int iwl_calib_set(struct iwl_trans *trans,
int iwl_calib_set(struct iwl_priv *priv,
const struct iwl_calib_hdr *cmd, int len)
{
struct iwl_calib_result *res, *tmp;
@ -121,7 +127,7 @@ int iwl_calib_set(struct iwl_trans *trans,
memcpy(&res->hdr, cmd, len);
res->cmd_len = len;
list_for_each_entry(tmp, &trans->calib_results, list) {
list_for_each_entry(tmp, &priv->calib_results, list) {
if (tmp->hdr.op_code == res->hdr.op_code) {
list_replace(&tmp->list, &res->list);
kfree(tmp);
@ -130,16 +136,16 @@ int iwl_calib_set(struct iwl_trans *trans,
}
/* wasn't in list already */
list_add_tail(&res->list, &trans->calib_results);
list_add_tail(&res->list, &priv->calib_results);
return 0;
}
void iwl_calib_free_results(struct iwl_trans *trans)
void iwl_calib_free_results(struct iwl_priv *priv)
{
struct iwl_calib_result *res, *tmp;
list_for_each_entry_safe(res, tmp, &trans->calib_results, list) {
list_for_each_entry_safe(res, tmp, &priv->calib_results, list) {
list_del(&res->list);
kfree(res);
}
@ -494,7 +500,7 @@ static int iwl_sensitivity_write(struct iwl_priv *priv)
memcpy(&(priv->sensitivity_tbl[0]), &(cmd.table[0]),
sizeof(u16)*HD_TABLE_SIZE);
return iwl_trans_send_cmd(trans(priv), &cmd_out);
return iwl_dvm_send_cmd(priv, &cmd_out);
}
/* Prepare a SENSITIVITY_CMD, send to uCode if values have changed */
@ -583,7 +589,7 @@ static int iwl_enhance_sensitivity_write(struct iwl_priv *priv)
&(cmd.enhance_table[HD_INA_NON_SQUARE_DET_OFDM_INDEX]),
sizeof(u16)*ENHANCE_HD_TABLE_ENTRIES);
return iwl_trans_send_cmd(trans(priv), &cmd_out);
return iwl_dvm_send_cmd(priv, &cmd_out);
}
void iwl_init_sensitivity(struct iwl_priv *priv)
@ -636,7 +642,7 @@ void iwl_init_sensitivity(struct iwl_priv *priv)
data->last_bad_plcp_cnt_cck = 0;
data->last_fa_cnt_cck = 0;
if (nic(priv)->fw.enhance_sensitivity_table)
if (priv->fw->enhance_sensitivity_table)
ret |= iwl_enhance_sensitivity_write(priv);
else
ret |= iwl_sensitivity_write(priv);
@ -655,7 +661,6 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv)
struct iwl_sensitivity_data *data = NULL;
struct statistics_rx_non_phy *rx_info;
struct statistics_rx_phy *ofdm, *cck;
unsigned long flags;
struct statistics_general_data statis;
if (priv->disable_sens_cal)
@ -668,13 +673,13 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv)
return;
}
spin_lock_irqsave(&priv->shrd->lock, flags);
spin_lock_bh(&priv->statistics.lock);
rx_info = &priv->statistics.rx_non_phy;
ofdm = &priv->statistics.rx_ofdm;
cck = &priv->statistics.rx_cck;
if (rx_info->interference_data_flag != INTERFERENCE_DATA_AVAILABLE) {
IWL_DEBUG_CALIB(priv, "<< invalid data.\n");
spin_unlock_irqrestore(&priv->shrd->lock, flags);
spin_unlock_bh(&priv->statistics.lock);
return;
}
@ -698,7 +703,7 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv)
statis.beacon_energy_c =
le32_to_cpu(rx_info->beacon_energy_c);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
spin_unlock_bh(&priv->statistics.lock);
IWL_DEBUG_CALIB(priv, "rx_enable_time = %u usecs\n", rx_enable_time);
@ -747,7 +752,7 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv)
iwl_sens_auto_corr_ofdm(priv, norm_fa_ofdm, rx_enable_time);
iwl_sens_energy_cck(priv, norm_fa_cck, rx_enable_time, &statis);
if (nic(priv)->fw.enhance_sensitivity_table)
if (priv->fw->enhance_sensitivity_table)
iwl_enhance_sensitivity_write(priv);
else
iwl_sensitivity_write(priv);
@ -849,7 +854,7 @@ static void iwl_find_disconn_antenna(struct iwl_priv *priv, u32* average_sig,
* connect the first valid tx chain
*/
first_chain =
find_first_chain(cfg(priv)->valid_tx_ant);
find_first_chain(hw_params(priv).valid_tx_ant);
data->disconn_array[first_chain] = 0;
active_chains |= BIT(first_chain);
IWL_DEBUG_CALIB(priv,
@ -874,10 +879,8 @@ static void iwl_find_disconn_antenna(struct iwl_priv *priv, u32* average_sig,
}
static void iwlagn_gain_computation(struct iwl_priv *priv,
u32 average_noise[NUM_RX_CHAINS],
u16 min_average_noise_antenna_i,
u32 min_average_noise,
u8 default_chain)
u32 average_noise[NUM_RX_CHAINS],
u8 default_chain)
{
int i;
s32 delta_g;
@ -925,7 +928,7 @@ static void iwlagn_gain_computation(struct iwl_priv *priv,
priv->phy_calib_chain_noise_gain_cmd);
cmd.delta_gain_1 = data->delta_gain_code[1];
cmd.delta_gain_2 = data->delta_gain_code[2];
iwl_trans_send_cmd_pdu(trans(priv), REPLY_PHY_CALIBRATION_CMD,
iwl_dvm_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
CMD_ASYNC, sizeof(cmd), &cmd);
data->radio_write = 1;
@ -958,7 +961,6 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
u16 stat_chnum = INITIALIZATION_VALUE;
u8 rxon_band24;
u8 stat_band24;
unsigned long flags;
struct statistics_rx_non_phy *rx_info;
/*
@ -983,13 +985,13 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
return;
}
spin_lock_irqsave(&priv->shrd->lock, flags);
spin_lock_bh(&priv->statistics.lock);
rx_info = &priv->statistics.rx_non_phy;
if (rx_info->interference_data_flag != INTERFERENCE_DATA_AVAILABLE) {
IWL_DEBUG_CALIB(priv, " << Interference data unavailable\n");
spin_unlock_irqrestore(&priv->shrd->lock, flags);
spin_unlock_bh(&priv->statistics.lock);
return;
}
@ -1004,7 +1006,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
if ((rxon_chnum != stat_chnum) || (rxon_band24 != stat_band24)) {
IWL_DEBUG_CALIB(priv, "Stats not from chan=%d, band24=%d\n",
rxon_chnum, rxon_band24);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
spin_unlock_bh(&priv->statistics.lock);
return;
}
@ -1023,7 +1025,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
chain_sig_b = le32_to_cpu(rx_info->beacon_rssi_b) & IN_BAND_FILTER;
chain_sig_c = le32_to_cpu(rx_info->beacon_rssi_c) & IN_BAND_FILTER;
spin_unlock_irqrestore(&priv->shrd->lock, flags);
spin_unlock_bh(&priv->statistics.lock);
data->beacon_count++;
@ -1083,8 +1085,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
min_average_noise, min_average_noise_antenna_i);
iwlagn_gain_computation(priv, average_noise,
min_average_noise_antenna_i, min_average_noise,
find_first_chain(cfg(priv)->valid_rx_ant));
find_first_chain(hw_params(priv).valid_rx_ant));
/* Some power changes may have been made during the calibration.
* Update and commit the RXON

102
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
View File

@ -32,7 +32,6 @@
#include <linux/init.h>
#include <linux/sched.h>
#include "iwl-wifi.h"
#include "iwl-dev.h"
#include "iwl-core.h"
#include "iwl-io.h"
@ -52,7 +51,7 @@ int iwlagn_send_tx_power(struct iwl_priv *priv)
struct iwlagn_tx_power_dbm_cmd tx_power_cmd;
u8 tx_ant_cfg_cmd;
if (WARN_ONCE(test_bit(STATUS_SCAN_HW, &priv->shrd->status),
if (WARN_ONCE(test_bit(STATUS_SCAN_HW, &priv->status),
"TX Power requested while scanning!\n"))
return -EAGAIN;
@ -77,17 +76,19 @@ int iwlagn_send_tx_power(struct iwl_priv *priv)
tx_power_cmd.flags = IWLAGN_TX_POWER_NO_CLOSED;
tx_power_cmd.srv_chan_lmt = IWLAGN_TX_POWER_AUTO;
if (IWL_UCODE_API(nic(priv)->fw.ucode_ver) == 1)
if (IWL_UCODE_API(priv->fw->ucode_ver) == 1)
tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD_V1;
else
tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD;
return iwl_trans_send_cmd_pdu(trans(priv), tx_ant_cfg_cmd, CMD_SYNC,
return iwl_dvm_send_cmd_pdu(priv, tx_ant_cfg_cmd, CMD_SYNC,
sizeof(tx_power_cmd), &tx_power_cmd);
}
void iwlagn_temperature(struct iwl_priv *priv)
{
lockdep_assert_held(&priv->statistics.lock);
/* store temperature from correct statistics (in Celsius) */
priv->temperature = le32_to_cpu(priv->statistics.common.temperature);
iwl_tt_handler(priv);
@ -233,19 +234,19 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK |
IWL_PAN_SCD_MULTICAST_MSK;
if (cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE)
if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK;
IWL_DEBUG_INFO(priv, "fifo queue control: 0X%x\n",
flush_cmd.fifo_control);
flush_cmd.flush_control = cpu_to_le16(flush_control);
return iwl_trans_send_cmd(trans(priv), &cmd);
return iwl_dvm_send_cmd(priv, &cmd);
}
void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
{
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
ieee80211_stop_queues(priv->hw);
if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) {
IWL_ERR(priv, "flush request fail\n");
@ -255,7 +256,7 @@ void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
iwl_trans_wait_tx_queue_empty(trans(priv));
done:
ieee80211_wake_queues(priv->hw);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
/*
@ -434,12 +435,12 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
if (cfg(priv)->bt_params->bt_session_2) {
memcpy(&bt_cmd_2000.basic, &basic,
sizeof(basic));
ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG,
ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
CMD_SYNC, sizeof(bt_cmd_2000), &bt_cmd_2000);
} else {
memcpy(&bt_cmd_6000.basic, &basic,
sizeof(basic));
ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG,
ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
CMD_SYNC, sizeof(bt_cmd_6000), &bt_cmd_6000);
}
if (ret)
@ -452,7 +453,7 @@ void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena)
struct iwl_rxon_context *ctx, *found_ctx = NULL;
bool found_ap = false;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
/* Check whether AP or GO mode is active. */
if (rssi_ena) {
@ -565,7 +566,7 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work)
break;
}
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
/*
* We can not send command to firmware while scanning. When the scan
@ -574,7 +575,7 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work)
* STATUS_SCANNING to avoid race when queue_work two times from
* different notifications, but quit and not perform any work at all.
*/
if (test_bit(STATUS_SCAN_HW, &priv->shrd->status))
if (test_bit(STATUS_SCAN_HW, &priv->status))
goto out;
iwl_update_chain_flags(priv);
@ -593,7 +594,7 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work)
*/
iwlagn_bt_coex_rssi_monitor(priv);
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
/*
@ -705,12 +706,11 @@ static void iwlagn_set_kill_msk(struct iwl_priv *priv,
}
int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
unsigned long flags;
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_bt_coex_profile_notif *coex = &pkt->u.bt_coex_profile_notif;
struct iwl_bt_coex_profile_notif *coex = (void *)pkt->data;
struct iwl_bt_uart_msg *uart_msg = &coex->last_bt_uart_msg;
if (priv->bt_enable_flag == IWLAGN_BT_FLAG_COEX_MODE_DISABLED) {
@ -754,9 +754,7 @@ int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
/* FIXME: based on notification, adjust the prio_boost */
spin_lock_irqsave(&priv->shrd->lock, flags);
priv->bt_ci_compliance = coex->bt_ci_compliance;
spin_unlock_irqrestore(&priv->shrd->lock, flags);
return 0;
}
@ -971,7 +969,7 @@ static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw,
u16 p1k[IWLAGN_P1K_SIZE];
int ret, i;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if ((key->cipher == WLAN_CIPHER_SUITE_WEP40 ||
key->cipher == WLAN_CIPHER_SUITE_WEP104) &&
@ -1077,7 +1075,7 @@ static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw,
break;
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
int iwlagn_send_patterns(struct iwl_priv *priv,
@ -1117,13 +1115,12 @@ int iwlagn_send_patterns(struct iwl_priv *priv,
}
cmd.data[0] = pattern_cmd;
err = iwl_trans_send_cmd(trans(priv), &cmd);
err = iwl_dvm_send_cmd(priv, &cmd);
kfree(pattern_cmd);
return err;
}
int iwlagn_suspend(struct iwl_priv *priv,
struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan)
{
struct iwlagn_wowlan_wakeup_filter_cmd wakeup_filter_cmd;
struct iwl_rxon_cmd rxon;
@ -1192,11 +1189,12 @@ int iwlagn_suspend(struct iwl_priv *priv,
memcpy(&rxon, &ctx->active, sizeof(rxon));
priv->ucode_loaded = false;
iwl_trans_stop_device(trans(priv));
priv->shrd->wowlan = true;
priv->wowlan = true;
ret = iwl_load_ucode_wait_alive(trans(priv), IWL_UCODE_WOWLAN);
ret = iwl_load_ucode_wait_alive(priv, IWL_UCODE_WOWLAN);
if (ret)
goto out;
@ -1224,11 +1222,11 @@ int iwlagn_suspend(struct iwl_priv *priv,
* constraints. Since we're in the suspend path
* that isn't really a problem though.
*/
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
ieee80211_iter_keys(priv->hw, ctx->vif,
iwlagn_wowlan_program_keys,
&key_data);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (key_data.error) {
ret = -EIO;
goto out;
@ -1243,13 +1241,13 @@ int iwlagn_suspend(struct iwl_priv *priv,
.len[0] = sizeof(key_data.rsc_tsc),
};
ret = iwl_trans_send_cmd(trans(priv), &rsc_tsc_cmd);
ret = iwl_dvm_send_cmd(priv, &rsc_tsc_cmd);
if (ret)
goto out;
}
if (key_data.use_tkip) {
ret = iwl_trans_send_cmd_pdu(trans(priv),
ret = iwl_dvm_send_cmd_pdu(priv,
REPLY_WOWLAN_TKIP_PARAMS,
CMD_SYNC, sizeof(tkip_cmd),
&tkip_cmd);
@ -1265,7 +1263,7 @@ int iwlagn_suspend(struct iwl_priv *priv,
kek_kck_cmd.kek_len = cpu_to_le16(NL80211_KEK_LEN);
kek_kck_cmd.replay_ctr = priv->replay_ctr;
ret = iwl_trans_send_cmd_pdu(trans(priv),
ret = iwl_dvm_send_cmd_pdu(priv,
REPLY_WOWLAN_KEK_KCK_MATERIAL,
CMD_SYNC, sizeof(kek_kck_cmd),
&kek_kck_cmd);
@ -1274,12 +1272,12 @@ int iwlagn_suspend(struct iwl_priv *priv,
}
}
ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_D3_CONFIG, CMD_SYNC,
ret = iwl_dvm_send_cmd_pdu(priv, REPLY_D3_CONFIG, CMD_SYNC,
sizeof(d3_cfg_cmd), &d3_cfg_cmd);
if (ret)
goto out;
ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_WOWLAN_WAKEUP_FILTER,
ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WOWLAN_WAKEUP_FILTER,
CMD_SYNC, sizeof(wakeup_filter_cmd),
&wakeup_filter_cmd);
if (ret)
@ -1291,3 +1289,41 @@ int iwlagn_suspend(struct iwl_priv *priv,
return ret;
}
#endif
int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
{
if (iwl_is_rfkill(priv) || iwl_is_ctkill(priv)) {
IWL_WARN(priv, "Not sending command - %s KILL\n",
iwl_is_rfkill(priv) ? "RF" : "CT");
return -EIO;
}
/*
* Synchronous commands from this op-mode must hold
* the mutex, this ensures we don't try to send two
* (or more) synchronous commands at a time.
*/
if (cmd->flags & CMD_SYNC)
lockdep_assert_held(&priv->mutex);
if (priv->ucode_owner == IWL_OWNERSHIP_TM &&
!(cmd->flags & CMD_ON_DEMAND)) {
IWL_DEBUG_HC(priv, "tm own the uCode, no regular hcmd send\n");
return -EIO;
}
return iwl_trans_send_cmd(trans(priv), cmd);
}
int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
u32 flags, u16 len, const void *data)
{
struct iwl_host_cmd cmd = {
.id = id,
.len = { len, },
.data = { data, },
.flags = flags,
};
return iwl_dvm_send_cmd(priv, &cmd);
}

6
drivers/net/wireless/iwlwifi/iwl-agn-rs.c
View File

@ -870,19 +870,16 @@ static void rs_bt_update_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
{
struct iwl_scale_tbl_info *tbl;
bool full_concurrent = priv->bt_full_concurrent;
unsigned long flags;
if (priv->bt_ant_couple_ok) {
/*
* Is there a need to switch between
* full concurrency and 3-wire?
*/
spin_lock_irqsave(&priv->shrd->lock, flags);
if (priv->bt_ci_compliance && priv->bt_ant_couple_ok)
full_concurrent = true;
else
full_concurrent = false;
spin_unlock_irqrestore(&priv->shrd->lock, flags);
}
if ((priv->bt_traffic_load != priv->last_bt_traffic_load) ||
(priv->bt_full_concurrent != full_concurrent)) {
@ -2680,7 +2677,6 @@ out:
* which requires station table entry to exist).
*/
static void rs_initialize_lq(struct iwl_priv *priv,
struct ieee80211_conf *conf,
struct ieee80211_sta *sta,
struct iwl_lq_sta *lq_sta)
{
@ -2915,7 +2911,7 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
lq_sta->dbg_fixed_rate = 0;
#endif
rs_initialize_lq(priv, conf, sta, lq_sta);
rs_initialize_lq(priv, sta, lq_sta);
}
static void rs_fill_link_cmd(struct iwl_priv *priv,

180
drivers/net/wireless/iwlwifi/iwl-agn-rx.c
View File

@ -131,26 +131,27 @@ const char *get_cmd_string(u8 cmd)
******************************************************************************/
static int iwlagn_rx_reply_error(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_error_resp *err_resp = (void *)pkt->data;
IWL_ERR(priv, "Error Reply type 0x%08X cmd %s (0x%02X) "
"seq 0x%04X ser 0x%08X\n",
le32_to_cpu(pkt->u.err_resp.error_type),
get_cmd_string(pkt->u.err_resp.cmd_id),
pkt->u.err_resp.cmd_id,
le16_to_cpu(pkt->u.err_resp.bad_cmd_seq_num),
le32_to_cpu(pkt->u.err_resp.error_info));
le32_to_cpu(err_resp->error_type),
get_cmd_string(err_resp->cmd_id),
err_resp->cmd_id,
le16_to_cpu(err_resp->bad_cmd_seq_num),
le32_to_cpu(err_resp->error_info));
return 0;
}
static int iwlagn_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
static int iwlagn_rx_csa(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_csa_notification *csa = &(pkt->u.csa_notif);
struct iwl_csa_notification *csa = (void *)pkt->data;
/*
* MULTI-FIXME
* See iwlagn_mac_channel_switch.
@ -158,7 +159,7 @@ static int iwlagn_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl_rxon_cmd *rxon = (void *)&ctx->active;
if (!test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status))
if (!test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
return 0;
if (!le32_to_cpu(csa->status) && csa->channel == priv->switch_channel) {
@ -177,11 +178,11 @@ static int iwlagn_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
static int iwlagn_rx_spectrum_measure_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_spectrum_notification *report = &(pkt->u.spectrum_notif);
struct iwl_spectrum_notification *report = (void *)pkt->data;
if (!report->state) {
IWL_DEBUG_11H(priv,
@ -195,12 +196,12 @@ static int iwlagn_rx_spectrum_measure_notif(struct iwl_priv *priv,
}
static int iwlagn_rx_pm_sleep_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
#ifdef CONFIG_IWLWIFI_DEBUG
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_sleep_notification *sleep = &(pkt->u.sleep_notif);
struct iwl_sleep_notification *sleep = (void *)pkt->data;
IWL_DEBUG_RX(priv, "sleep mode: %d, src: %d\n",
sleep->pm_sleep_mode, sleep->pm_wakeup_src);
#endif
@ -208,7 +209,7 @@ static int iwlagn_rx_pm_sleep_notif(struct iwl_priv *priv,
}
static int iwlagn_rx_pm_debug_statistics_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
@ -217,16 +218,16 @@ static int iwlagn_rx_pm_debug_statistics_notif(struct iwl_priv *priv,
IWL_DEBUG_RADIO(priv, "Dumping %d bytes of unhandled "
"notification for %s:\n", len,
get_cmd_string(pkt->hdr.cmd));
iwl_print_hex_dump(priv, IWL_DL_RADIO, pkt->u.raw, len);
iwl_print_hex_dump(priv, IWL_DL_RADIO, pkt->data, len);
return 0;
}
static int iwlagn_rx_beacon_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwlagn_beacon_notif *beacon = (void *)pkt->u.raw;
struct iwlagn_beacon_notif *beacon = (void *)pkt->data;
#ifdef CONFIG_IWLWIFI_DEBUG
u16 status = le16_to_cpu(beacon->beacon_notify_hdr.status.status);
u8 rate = iwl_hw_get_rate(beacon->beacon_notify_hdr.rate_n_flags);
@ -266,6 +267,8 @@ static bool iwlagn_good_ack_health(struct iwl_priv *priv,
if (priv->agg_tids_count)
return true;
lockdep_assert_held(&priv->statistics.lock);
old = &priv->statistics.tx;
actual_delta = le32_to_cpu(cur->actual_ack_cnt) -
@ -318,7 +321,7 @@ static bool iwlagn_good_plcp_health(struct iwl_priv *priv,
unsigned int msecs)
{
int delta;
int threshold = cfg(priv)->base_params->plcp_delta_threshold;
int threshold = priv->plcp_delta_threshold;
if (threshold == IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) {
IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n");
@ -352,7 +355,7 @@ static void iwlagn_recover_from_statistics(struct iwl_priv *priv,
{
unsigned int msecs;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
msecs = jiffies_to_msecs(stamp - priv->rx_statistics_jiffies);
@ -487,7 +490,7 @@ iwlagn_accumulative_statistics(struct iwl_priv *priv,
#endif
static int iwlagn_rx_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
unsigned long stamp = jiffies;
@ -509,9 +512,11 @@ static int iwlagn_rx_statistics(struct iwl_priv *priv,
IWL_DEBUG_RX(priv, "Statistics notification received (%d bytes).\n",
len);
spin_lock(&priv->statistics.lock);
if (len == sizeof(struct iwl_bt_notif_statistics)) {
struct iwl_bt_notif_statistics *stats;
stats = &pkt->u.stats_bt;
stats = (void *)&pkt->data;
flag = &stats->flag;
common = &stats->general.common;
rx_non_phy = &stats->rx.general.common;
@ -529,7 +534,7 @@ static int iwlagn_rx_statistics(struct iwl_priv *priv,
#endif
} else if (len == sizeof(struct iwl_notif_statistics)) {
struct iwl_notif_statistics *stats;
stats = &pkt->u.stats;
stats = (void *)&pkt->data;
flag = &stats->flag;
common = &stats->general.common;
rx_non_phy = &stats->rx.general;
@ -542,6 +547,7 @@ static int iwlagn_rx_statistics(struct iwl_priv *priv,
WARN_ONCE(1, "len %d doesn't match BT (%zu) or normal (%zu)\n",
len, sizeof(struct iwl_bt_notif_statistics),
sizeof(struct iwl_notif_statistics));
spin_unlock(&priv->statistics.lock);
return 0;
}
@ -569,7 +575,7 @@ static int iwlagn_rx_statistics(struct iwl_priv *priv,
priv->rx_statistics_jiffies = stamp;
set_bit(STATUS_STATISTICS, &priv->shrd->status);
set_bit(STATUS_STATISTICS, &priv->status);
/* Reschedule the statistics timer to occur in
* reg_recalib_period seconds to ensure we get a
@ -578,23 +584,27 @@ static int iwlagn_rx_statistics(struct iwl_priv *priv,
mod_timer(&priv->statistics_periodic, jiffies +
msecs_to_jiffies(reg_recalib_period * 1000));
if (unlikely(!test_bit(STATUS_SCANNING, &priv->shrd->status)) &&
if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) &&
(pkt->hdr.cmd == STATISTICS_NOTIFICATION)) {
iwlagn_rx_calc_noise(priv);
queue_work(priv->workqueue, &priv->run_time_calib_work);
}
if (cfg(priv)->lib->temperature && change)
cfg(priv)->lib->temperature(priv);
spin_unlock(&priv->statistics.lock);
return 0;
}
static int iwlagn_rx_reply_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_notif_statistics *stats = (void *)pkt->data;
if (le32_to_cpu(pkt->u.stats.flag) & UCODE_STATISTICS_CLEAR_MSK) {
if (le32_to_cpu(stats->flag) & UCODE_STATISTICS_CLEAR_MSK) {
#ifdef CONFIG_IWLWIFI_DEBUGFS
memset(&priv->accum_stats, 0,
sizeof(priv->accum_stats));
@ -612,12 +622,13 @@ static int iwlagn_rx_reply_statistics(struct iwl_priv *priv,
/* Handle notification from uCode that card's power state is changing
* due to software, hardware, or critical temperature RFKILL */
static int iwlagn_rx_card_state_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
u32 flags = le32_to_cpu(pkt->u.card_state_notif.flags);
unsigned long status = priv->shrd->status;
struct iwl_card_state_notif *card_state_notif = (void *)pkt->data;
u32 flags = le32_to_cpu(card_state_notif->flags);
unsigned long status = priv->status;
IWL_DEBUG_RF_KILL(priv, "Card state received: HW:%s SW:%s CT:%s\n",
(flags & HW_CARD_DISABLED) ? "Kill" : "On",
@ -647,32 +658,31 @@ static int iwlagn_rx_card_state_notif(struct iwl_priv *priv,
iwl_tt_exit_ct_kill(priv);
if (flags & HW_CARD_DISABLED)
set_bit(STATUS_RF_KILL_HW, &priv->shrd->status);
set_bit(STATUS_RF_KILL_HW, &priv->status);
else
clear_bit(STATUS_RF_KILL_HW, &priv->shrd->status);
clear_bit(STATUS_RF_KILL_HW, &priv->status);
if (!(flags & RXON_CARD_DISABLED))
iwl_scan_cancel(priv);
if ((test_bit(STATUS_RF_KILL_HW, &status) !=
test_bit(STATUS_RF_KILL_HW, &priv->shrd->status)))
test_bit(STATUS_RF_KILL_HW, &priv->status)))
wiphy_rfkill_set_hw_state(priv->hw->wiphy,
test_bit(STATUS_RF_KILL_HW, &priv->shrd->status));
test_bit(STATUS_RF_KILL_HW, &priv->status));
else
wake_up(&priv->shrd->wait_command_queue);
wake_up(&trans(priv)->wait_command_queue);
return 0;
}
static int iwlagn_rx_missed_beacon_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_missed_beacon_notif *missed_beacon;
struct iwl_missed_beacon_notif *missed_beacon = (void *)pkt->data;
missed_beacon = &pkt->u.missed_beacon;
if (le32_to_cpu(missed_beacon->consecutive_missed_beacons) >
priv->missed_beacon_threshold) {
IWL_DEBUG_CALIB(priv,
@ -681,7 +691,7 @@ static int iwlagn_rx_missed_beacon_notif(struct iwl_priv *priv,
le32_to_cpu(missed_beacon->total_missed_becons),
le32_to_cpu(missed_beacon->num_recvd_beacons),
le32_to_cpu(missed_beacon->num_expected_beacons));
if (!test_bit(STATUS_SCANNING, &priv->shrd->status))
if (!test_bit(STATUS_SCANNING, &priv->status))
iwl_init_sensitivity(priv);
}
return 0;
@ -690,13 +700,13 @@ static int iwlagn_rx_missed_beacon_notif(struct iwl_priv *priv,
/* Cache phy data (Rx signal strength, etc) for HT frame (REPLY_RX_PHY_CMD).
* This will be used later in iwl_rx_reply_rx() for REPLY_RX_MPDU_CMD. */
static int iwlagn_rx_reply_rx_phy(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
priv->last_phy_res_valid = true;
memcpy(&priv->last_phy_res, pkt->u.raw,
memcpy(&priv->last_phy_res, pkt->data,
sizeof(struct iwl_rx_phy_res));
return 0;
}
@ -757,12 +767,14 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv,
struct ieee80211_hdr *hdr,
u16 len,
u32 ampdu_status,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct ieee80211_rx_status *stats)
{
struct sk_buff *skb;
__le16 fc = hdr->frame_control;
struct iwl_rxon_context *ctx;
struct page *p;
int offset;
/* We only process data packets if the interface is open */
if (unlikely(!priv->is_open)) {
@ -782,7 +794,9 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv,
return;
}
skb_add_rx_frag(skb, 0, rxb->page, (void *)hdr - rxb_addr(rxb), len);
offset = (void *)hdr - rxb_addr(rxb);
p = rxb_steal_page(rxb);
skb_add_rx_frag(skb, 0, p, offset, len);
iwl_update_stats(priv, false, fc, len);
@ -793,23 +807,18 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv,
* sometimes even after already having transmitted frames for the
* association because the new RXON may reset the information.
*/
if (unlikely(ieee80211_is_beacon(fc))) {
if (unlikely(ieee80211_is_beacon(fc) && priv->passive_no_rx)) {
for_each_context(priv, ctx) {
if (!ctx->last_tx_rejected)
continue;
if (compare_ether_addr(hdr->addr3,
ctx->active.bssid_addr))
continue;
ctx->last_tx_rejected = false;
iwl_trans_wake_any_queue(trans(priv), ctx->ctxid,
"channel got active");
iwlagn_lift_passive_no_rx(priv);
}
}
memcpy(IEEE80211_SKB_RXCB(skb), stats, sizeof(*stats));
ieee80211_rx(priv->hw, skb);
rxb->page = NULL;
}
static u32 iwlagn_translate_rx_status(struct iwl_priv *priv, u32 decrypt_in)
@ -915,7 +924,7 @@ static int iwlagn_calc_rssi(struct iwl_priv *priv,
/* Called for REPLY_RX (legacy ABG frames), or
* REPLY_RX_MPDU_CMD (HT high-throughput N frames). */
static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct ieee80211_hdr *header;
@ -938,12 +947,12 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
* received.
*/
if (pkt->hdr.cmd == REPLY_RX) {
phy_res = (struct iwl_rx_phy_res *)pkt->u.raw;
header = (struct ieee80211_hdr *)(pkt->u.raw + sizeof(*phy_res)
phy_res = (struct iwl_rx_phy_res *)pkt->data;
header = (struct ieee80211_hdr *)(pkt->data + sizeof(*phy_res)
+ phy_res->cfg_phy_cnt);
len = le16_to_cpu(phy_res->byte_count);
rx_pkt_status = *(__le32 *)(pkt->u.raw + sizeof(*phy_res) +
rx_pkt_status = *(__le32 *)(pkt->data + sizeof(*phy_res) +
phy_res->cfg_phy_cnt + len);
ampdu_status = le32_to_cpu(rx_pkt_status);
} else {
@ -952,10 +961,10 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
return 0;
}
phy_res = &priv->last_phy_res;
amsdu = (struct iwl_rx_mpdu_res_start *)pkt->u.raw;
header = (struct ieee80211_hdr *)(pkt->u.raw + sizeof(*amsdu));
amsdu = (struct iwl_rx_mpdu_res_start *)pkt->data;
header = (struct ieee80211_hdr *)(pkt->data + sizeof(*amsdu));
len = le16_to_cpu(amsdu->byte_count);
rx_pkt_status = *(__le32 *)(pkt->u.raw + sizeof(*amsdu) + len);
rx_pkt_status = *(__le32 *)(pkt->data + sizeof(*amsdu) + len);
ampdu_status = iwlagn_translate_rx_status(priv,
le32_to_cpu(rx_pkt_status));
}
@ -1035,12 +1044,12 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
}
static int iwlagn_rx_noa_notification(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_wipan_noa_data *new_data, *old_data;
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_wipan_noa_notification *noa_notif = (void *)pkt->u.raw;
struct iwl_wipan_noa_notification *noa_notif = (void *)pkt->data;
/* no condition -- we're in softirq */
old_data = rcu_dereference_protected(priv->noa_data, true);
@ -1086,7 +1095,7 @@ static int iwlagn_rx_noa_notification(struct iwl_priv *priv,
*/
void iwl_setup_rx_handlers(struct iwl_priv *priv)
{
int (**handlers)(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
int (**handlers)(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
handlers = priv->rx_handlers;
@ -1131,21 +1140,20 @@ void iwl_setup_rx_handlers(struct iwl_priv *priv)
priv->rx_handlers[REPLY_TX] = iwlagn_rx_reply_tx;
/* set up notification wait support */
spin_lock_init(&priv->shrd->notif_wait_lock);
INIT_LIST_HEAD(&priv->shrd->notif_waits);
init_waitqueue_head(&priv->shrd->notif_waitq);
iwl_notification_wait_init(&priv->notif_wait);
/* Set up BT Rx handlers */
if (cfg(priv)->lib->bt_rx_handler_setup)
cfg(priv)->lib->bt_rx_handler_setup(priv);
if (cfg(priv)->bt_params)
iwlagn_bt_rx_handler_setup(priv);
}
int iwl_rx_dispatch(struct iwl_op_mode *op_mode, struct iwl_rx_mem_buffer *rxb,
struct iwl_device_cmd *cmd)
int iwl_rx_dispatch(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
void (*pre_rx_handler)(struct iwl_priv *,
struct iwl_rx_cmd_buffer *);
int err = 0;
/*
@ -1153,30 +1161,22 @@ int iwl_rx_dispatch(struct iwl_op_mode *op_mode, struct iwl_rx_mem_buffer *rxb,
* even if the RX handler consumes the RXB we have
* access to it in the notification wait entry.
*/
if (!list_empty(&priv->shrd->notif_waits)) {
struct iwl_notification_wait *w;
iwl_notification_wait_notify(&priv->notif_wait, pkt);
spin_lock(&priv->shrd->notif_wait_lock);
list_for_each_entry(w, &priv->shrd->notif_waits, list) {
if (w->cmd != pkt->hdr.cmd)
continue;
IWL_DEBUG_RX(priv,
"Notif: %s, 0x%02x - wake the callers up\n",
get_cmd_string(pkt->hdr.cmd),
pkt->hdr.cmd);
w->triggered = true;
if (w->fn)
w->fn(trans(priv), pkt, w->fn_data);
}
spin_unlock(&priv->shrd->notif_wait_lock);
wake_up_all(&priv->shrd->notif_waitq);
}
if (priv->pre_rx_handler &&
priv->shrd->ucode_owner == IWL_OWNERSHIP_TM)
priv->pre_rx_handler(priv, rxb);
else {
/* RX data may be forwarded to userspace (using pre_rx_handler) in one
* of two cases: the first, that the user owns the uCode through
* testmode - in such case the pre_rx_handler is set and no further
* processing takes place. The other case is when the user want to
* monitor the rx w/o affecting the regular flow - the pre_rx_handler
* will be set but the ownership flag != IWL_OWNERSHIP_TM and the flow
* continues.
* We need to use ACCESS_ONCE to prevent a case where the handler
* changes between the check and the call.
*/
pre_rx_handler = ACCESS_ONCE(priv->pre_rx_handler);
if (pre_rx_handler)
pre_rx_handler(priv, rxb);
if (priv->ucode_owner != IWL_OWNERSHIP_TM) {
/* Based on type of command response or notification,
* handle those that need handling via function in
* rx_handlers table. See iwl_setup_rx_handlers() */

93
drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
View File

@ -39,7 +39,7 @@ static int iwlagn_disable_bss(struct iwl_priv *priv,
int ret;
send->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
ret = iwl_trans_send_cmd_pdu(trans(priv), ctx->rxon_cmd,
ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd,
CMD_SYNC, sizeof(*send), send);
send->filter_flags = old_filter;
@ -60,13 +60,13 @@ static int iwlagn_disable_pan(struct iwl_priv *priv,
u8 old_dev_type = send->dev_type;
int ret;
iwl_init_notification_wait(priv->shrd, &disable_wait,
REPLY_WIPAN_DEACTIVATION_COMPLETE,
NULL, NULL);
iwl_init_notification_wait(&priv->notif_wait, &disable_wait,
REPLY_WIPAN_DEACTIVATION_COMPLETE,
NULL, NULL);
send->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
send->dev_type = RXON_DEV_TYPE_P2P;
ret = iwl_trans_send_cmd_pdu(trans(priv), ctx->rxon_cmd,
ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd,
CMD_SYNC, sizeof(*send), send);
send->filter_flags = old_filter;
@ -74,9 +74,10 @@ static int iwlagn_disable_pan(struct iwl_priv *priv,
if (ret) {
IWL_ERR(priv, "Error disabling PAN (%d)\n", ret);
iwl_remove_notification(priv->shrd, &disable_wait);
iwl_remove_notification(&priv->notif_wait, &disable_wait);
} else {
ret = iwl_wait_notification(priv->shrd, &disable_wait, HZ);
ret = iwl_wait_notification(&priv->notif_wait,
&disable_wait, HZ);
if (ret)
IWL_ERR(priv, "Timed out waiting for PAN disable\n");
}
@ -92,7 +93,7 @@ static int iwlagn_disconn_pan(struct iwl_priv *priv,
int ret;
send->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
ret = iwl_trans_send_cmd_pdu(trans(priv), ctx->rxon_cmd, CMD_SYNC,
ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, CMD_SYNC,
sizeof(*send), send);
send->filter_flags = old_filter;
@ -121,7 +122,7 @@ static void iwlagn_update_qos(struct iwl_priv *priv,
ctx->qos_data.qos_active,
ctx->qos_data.def_qos_parm.qos_flags);
ret = iwl_trans_send_cmd_pdu(trans(priv), ctx->qos_cmd, CMD_SYNC,
ret = iwl_dvm_send_cmd_pdu(priv, ctx->qos_cmd, CMD_SYNC,
sizeof(struct iwl_qosparam_cmd),
&ctx->qos_data.def_qos_parm);
if (ret)
@ -131,7 +132,7 @@ static void iwlagn_update_qos(struct iwl_priv *priv,
static int iwlagn_update_beacon(struct iwl_priv *priv,
struct ieee80211_vif *vif)
{
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
dev_kfree_skb(priv->beacon_skb);
priv->beacon_skb = ieee80211_beacon_get(priv->hw, vif);
@ -180,7 +181,7 @@ static int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
ctx->staging.ofdm_ht_triple_stream_basic_rates;
rxon_assoc.acquisition_data = ctx->staging.acquisition_data;
ret = iwl_trans_send_cmd_pdu(trans(priv), ctx->rxon_assoc_cmd,
ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_assoc_cmd,
CMD_ASYNC, sizeof(rxon_assoc), &rxon_assoc);
return ret;
}
@ -266,7 +267,7 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv,
* Associated RXON doesn't clear the station table in uCode,
* so we don't need to restore stations etc. after this.
*/
ret = iwl_trans_send_cmd_pdu(trans(priv), ctx->rxon_cmd, CMD_SYNC,
ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, CMD_SYNC,
sizeof(struct iwl_rxon_cmd), &ctx->staging);
if (ret) {
IWL_ERR(priv, "Error setting new RXON (%d)\n", ret);
@ -274,8 +275,6 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv,
}
memcpy(active, &ctx->staging, sizeof(*active));
iwl_reprogram_ap_sta(priv, ctx);
/* IBSS beacon needs to be sent after setting assoc */
if (ctx->vif && (ctx->vif->type == NL80211_IFTYPE_ADHOC))
if (iwlagn_update_beacon(priv, ctx->vif))
@ -315,7 +314,7 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
ctx_bss = &priv->contexts[IWL_RXON_CTX_BSS];
ctx_pan = &priv->contexts[IWL_RXON_CTX_PAN];
@ -362,7 +361,7 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
slot0 = bcnint / 2;
slot1 = bcnint - slot0;
if (test_bit(STATUS_SCAN_HW, &priv->shrd->status) ||
if (test_bit(STATUS_SCAN_HW, &priv->status) ||
(!ctx_bss->vif->bss_conf.idle &&
!ctx_bss->vif->bss_conf.assoc)) {
slot0 = dtim * bcnint * 3 - IWL_MIN_SLOT_TIME;
@ -378,7 +377,7 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
ctx_pan->beacon_int;
slot1 = max_t(int, DEFAULT_BEACON_INTERVAL, slot1);
if (test_bit(STATUS_SCAN_HW, &priv->shrd->status)) {
if (test_bit(STATUS_SCAN_HW, &priv->status)) {
slot0 = slot1 * 3 - IWL_MIN_SLOT_TIME;
slot1 = IWL_MIN_SLOT_TIME;
}
@ -387,7 +386,7 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
cmd.slots[0].width = cpu_to_le16(slot0);
cmd.slots[1].width = cpu_to_le16(slot1);
ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_WIPAN_PARAMS, CMD_SYNC,
ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WIPAN_PARAMS, CMD_SYNC,
sizeof(cmd), &cmd);
if (ret)
IWL_ERR(priv, "Error setting PAN parameters (%d)\n", ret);
@ -420,12 +419,9 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
bool new_assoc = !!(ctx->staging.filter_flags & RXON_FILTER_ASSOC_MSK);
int ret;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
return -EINVAL;
if (!iwl_is_alive(priv->shrd))
if (!iwl_is_alive(priv))
return -EBUSY;
/* This function hardcodes a bunch of dual-mode assumptions */
@ -434,10 +430,6 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
if (!ctx->is_active)
return 0;
/* override BSSID if necessary due to preauth */
if (ctx->preauth_bssid)
memcpy(ctx->staging.bssid_addr, ctx->bssid, ETH_ALEN);
/* always get timestamp with Rx frame */
ctx->staging.flags |= RXON_FLG_TSF2HOST_MSK;
@ -445,8 +437,7 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
* force CTS-to-self frames protection if RTS-CTS is not preferred
* one aggregation protection method
*/
if (!(cfg(priv)->ht_params &&
cfg(priv)->ht_params->use_rts_for_aggregation))
if (!hw_params(priv).use_rts_for_aggregation)
ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
if ((ctx->vif && ctx->vif->bss_conf.use_short_slot) ||
@ -466,7 +457,7 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
* receive commit_rxon request
* abort any previous channel switch if still in process
*/
if (test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status) &&
if (test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status) &&
(priv->switch_channel != ctx->staging.channel)) {
IWL_DEBUG_11H(priv, "abort channel switch on %d\n",
le16_to_cpu(priv->switch_channel));
@ -558,17 +549,14 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
IWL_DEBUG_MAC80211(priv, "enter: changed %#x", changed);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
goto out;
if (unlikely(test_bit(STATUS_SCANNING, &priv->shrd->status))) {
if (unlikely(test_bit(STATUS_SCANNING, &priv->status))) {
IWL_DEBUG_MAC80211(priv, "leave - scanning\n");
goto out;
}
if (!iwl_is_ready(priv->shrd)) {
if (!iwl_is_ready(priv)) {
IWL_DEBUG_MAC80211(priv, "leave - not ready\n");
goto out;
}
@ -590,8 +578,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
}
if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
unsigned long flags;
ch_info = iwl_get_channel_info(priv, channel->band,
channel->hw_value);
if (!is_channel_valid(ch_info)) {
@ -600,8 +586,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
goto out;
}
spin_lock_irqsave(&priv->shrd->lock, flags);
for_each_context(priv, ctx) {
/* Configure HT40 channels */
if (ctx->ht.enabled != conf_is_ht(conf))
@ -636,8 +620,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
ctx->vif);
}
spin_unlock_irqrestore(&priv->shrd->lock, flags);
iwl_update_bcast_stations(priv);
/*
@ -668,7 +650,7 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
iwlagn_commit_rxon(priv, ctx);
}
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return ret;
@ -685,7 +667,7 @@ static void iwlagn_check_needed_chains(struct iwl_priv *priv,
struct ieee80211_sta_ht_cap *ht_cap;
bool need_multiple;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
switch (vif->type) {
case NL80211_IFTYPE_STATION:
@ -789,7 +771,7 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv)
memset(&cmd, 0, sizeof(cmd));
iwl_set_calib_hdr(&cmd.hdr,
priv->phy_calib_chain_noise_reset_cmd);
ret = iwl_trans_send_cmd_pdu(trans(priv),
ret = iwl_dvm_send_cmd_pdu(priv,
REPLY_PHY_CALIBRATION_CMD,
CMD_SYNC, sizeof(cmd), &cmd);
if (ret)
@ -810,17 +792,17 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
int ret;
bool force = false;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (unlikely(!iwl_is_ready(priv->shrd))) {
if (unlikely(!iwl_is_ready(priv))) {
IWL_DEBUG_MAC80211(priv, "leave - not ready\n");
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
return;
}
if (unlikely(!ctx->vif)) {
IWL_DEBUG_MAC80211(priv, "leave - vif is NULL\n");
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
return;
}
@ -840,7 +822,7 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
if (changes & BSS_CHANGED_ASSOC) {
if (bss_conf->assoc) {
priv->timestamp = bss_conf->timestamp;
priv->timestamp = bss_conf->last_tsf;
ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
} else {
/*
@ -851,12 +833,8 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
* not get stuck in this case either since it
* can happen if userspace gets confused.
*/
if (ctx->last_tx_rejected) {
ctx->last_tx_rejected = false;
iwl_trans_wake_any_queue(trans(priv),
ctx->ctxid,
"Disassoc: flush queue");
}
iwlagn_lift_passive_no_rx(priv);
ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
if (ctx->ctxid == IWL_RXON_CTX_BSS)
@ -932,7 +910,6 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
if (!priv->disable_chain_noise_cal)
iwlagn_chain_noise_reset(priv);
priv->start_calib = 1;
WARN_ON(ctx->preauth_bssid);
}
if (changes & BSS_CHANGED_IBSS) {
@ -950,7 +927,7 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
IWL_ERR(priv, "Error sending IBSS beacon\n");
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
void iwlagn_post_scan(struct iwl_priv *priv)

385
drivers/net/wireless/iwlwifi/iwl-agn-sta.c
View File

@ -26,7 +26,7 @@
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
*****************************************************************************/
#include <linux/etherdevice.h>
#include <net/mac80211.h>
#include "iwl-dev.h"
@ -34,9 +34,10 @@
#include "iwl-agn.h"
#include "iwl-trans.h"
/* priv->shrd->sta_lock must be held */
static int iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id)
{
lockdep_assert_held(&priv->sta_lock);
if (sta_id >= IWLAGN_STATION_COUNT) {
IWL_ERR(priv, "invalid sta_id %u", sta_id);
return -EINVAL;
@ -63,8 +64,8 @@ static int iwl_process_add_sta_resp(struct iwl_priv *priv,
struct iwl_addsta_cmd *addsta,
struct iwl_rx_packet *pkt)
{
struct iwl_add_sta_resp *add_sta_resp = (void *)pkt->data;
u8 sta_id = addsta->sta.sta_id;
unsigned long flags;
int ret = -EIO;
if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
@ -76,9 +77,9 @@ static int iwl_process_add_sta_resp(struct iwl_priv *priv,
IWL_DEBUG_INFO(priv, "Processing response for adding station %u\n",
sta_id);
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock(&priv->sta_lock);
switch (pkt->u.add_sta.status) {
switch (add_sta_resp->status) {
case ADD_STA_SUCCESS_MSK:
IWL_DEBUG_INFO(priv, "REPLY_ADD_STA PASSED\n");
ret = iwl_sta_ucode_activate(priv, sta_id);
@ -97,7 +98,7 @@ static int iwl_process_add_sta_resp(struct iwl_priv *priv,
break;
default:
IWL_DEBUG_ASSOC(priv, "Received REPLY_ADD_STA:(0x%08X)\n",
pkt->u.add_sta.status);
add_sta_resp->status);
break;
}
@ -118,12 +119,12 @@ static int iwl_process_add_sta_resp(struct iwl_priv *priv,
priv->stations[sta_id].sta.mode ==
STA_CONTROL_MODIFY_MSK ? "Modified" : "Added",
addsta->sta.addr);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock(&priv->sta_lock);
return ret;
}
int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
@ -153,14 +154,14 @@ int iwl_send_add_sta(struct iwl_priv *priv,
might_sleep();
}
ret = iwl_trans_send_cmd(trans(priv), &cmd);
ret = iwl_dvm_send_cmd(priv, &cmd);
if (ret || (flags & CMD_ASYNC))
return ret;
/*else the command was successfully sent in SYNC mode, need to free
* the reply page */
iwl_free_pages(priv->shrd, cmd.reply_page);
iwl_free_resp(&cmd);
if (cmd.handler_status)
IWL_ERR(priv, "%s - error in the CMD response %d", __func__,
@ -169,34 +170,38 @@ int iwl_send_add_sta(struct iwl_priv *priv,
return cmd.handler_status;
}
static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
struct ieee80211_sta *sta,
struct iwl_rxon_context *ctx)
static void iwl_sta_calc_ht_flags(struct iwl_priv *priv,
struct ieee80211_sta *sta,
struct iwl_rxon_context *ctx,
__le32 *flags, __le32 *mask)
{
struct ieee80211_sta_ht_cap *sta_ht_inf = &sta->ht_cap;
__le32 sta_flags;
u8 mimo_ps_mode;
*mask = STA_FLG_RTS_MIMO_PROT_MSK |
STA_FLG_MIMO_DIS_MSK |
STA_FLG_HT40_EN_MSK |
STA_FLG_MAX_AGG_SIZE_MSK |
STA_FLG_AGG_MPDU_DENSITY_MSK;
*flags = 0;
if (!sta || !sta_ht_inf->ht_supported)
goto done;
return;
mimo_ps_mode = (sta_ht_inf->cap & IEEE80211_HT_CAP_SM_PS) >> 2;
IWL_DEBUG_ASSOC(priv, "spatial multiplexing power save mode: %s\n",
IWL_DEBUG_INFO(priv, "STA %pM SM PS mode: %s\n",
(mimo_ps_mode == WLAN_HT_CAP_SM_PS_STATIC) ?
"static" :
(mimo_ps_mode == WLAN_HT_CAP_SM_PS_DYNAMIC) ?
"dynamic" : "disabled");
sta_flags = priv->stations[index].sta.station_flags;
sta_flags &= ~(STA_FLG_RTS_MIMO_PROT_MSK | STA_FLG_MIMO_DIS_MSK);
switch (mimo_ps_mode) {
case WLAN_HT_CAP_SM_PS_STATIC:
sta_flags |= STA_FLG_MIMO_DIS_MSK;
*flags |= STA_FLG_MIMO_DIS_MSK;
break;
case WLAN_HT_CAP_SM_PS_DYNAMIC:
sta_flags |= STA_FLG_RTS_MIMO_PROT_MSK;
*flags |= STA_FLG_RTS_MIMO_PROT_MSK;
break;
case WLAN_HT_CAP_SM_PS_DISABLED:
break;
@ -205,20 +210,53 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
break;
}
sta_flags |= cpu_to_le32(
(u32)sta_ht_inf->ampdu_factor << STA_FLG_MAX_AGG_SIZE_POS);
*flags |= cpu_to_le32(
(u32)sta_ht_inf->ampdu_factor << STA_FLG_MAX_AGG_SIZE_POS);
sta_flags |= cpu_to_le32(
(u32)sta_ht_inf->ampdu_density << STA_FLG_AGG_MPDU_DENSITY_POS);
*flags |= cpu_to_le32(
(u32)sta_ht_inf->ampdu_density << STA_FLG_AGG_MPDU_DENSITY_POS);
if (iwl_is_ht40_tx_allowed(priv, ctx, &sta->ht_cap))
sta_flags |= STA_FLG_HT40_EN_MSK;
else
sta_flags &= ~STA_FLG_HT40_EN_MSK;
*flags |= STA_FLG_HT40_EN_MSK;
}
priv->stations[index].sta.station_flags = sta_flags;
done:
return;
int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct ieee80211_sta *sta)
{
u8 sta_id = iwl_sta_id(sta);
__le32 flags, mask;
struct iwl_addsta_cmd cmd;
if (WARN_ON_ONCE(sta_id == IWL_INVALID_STATION))
return -EINVAL;
iwl_sta_calc_ht_flags(priv, sta, ctx, &flags, &mask);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].sta.station_flags &= ~mask;
priv->stations[sta_id].sta.station_flags |= flags;
spin_unlock_bh(&priv->sta_lock);
memset(&cmd, 0, sizeof(cmd));
cmd.mode = STA_CONTROL_MODIFY_MSK;
cmd.station_flags_msk = mask;
cmd.station_flags = flags;
cmd.sta.sta_id = sta_id;
return iwl_send_add_sta(priv, &cmd, CMD_SYNC);
}
static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
struct ieee80211_sta *sta,
struct iwl_rxon_context *ctx)
{
__le32 flags, mask;
iwl_sta_calc_ht_flags(priv, sta, ctx, &flags, &mask);
lockdep_assert_held(&priv->sta_lock);
priv->stations[index].sta.station_flags &= ~mask;
priv->stations[index].sta.station_flags |= flags;
}
/**
@ -317,18 +355,17 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
const u8 *addr, bool is_ap,
struct ieee80211_sta *sta, u8 *sta_id_r)
{
unsigned long flags_spin;
int ret = 0;
u8 sta_id;
struct iwl_addsta_cmd sta_cmd;
*sta_id_r = 0;
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
sta_id = iwl_prep_station(priv, ctx, addr, is_ap, sta);
if (sta_id == IWL_INVALID_STATION) {
IWL_ERR(priv, "Unable to prepare station %pM for addition\n",
addr);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
return -EINVAL;
}
@ -340,7 +377,7 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
if (priv->stations[sta_id].used & IWL_STA_UCODE_INPROGRESS) {
IWL_DEBUG_INFO(priv, "STA %d already in process of being "
"added.\n", sta_id);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
return -EEXIST;
}
@ -348,24 +385,24 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
(priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE)) {
IWL_DEBUG_ASSOC(priv, "STA %d (%pM) already added, not "
"adding again.\n", sta_id, addr);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
return -EEXIST;
}
priv->stations[sta_id].used |= IWL_STA_UCODE_INPROGRESS;
memcpy(&sta_cmd, &priv->stations[sta_id].sta,
sizeof(struct iwl_addsta_cmd));
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
/* Add station to device's station table */
ret = iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
if (ret) {
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
IWL_ERR(priv, "Adding station %pM failed.\n",
priv->stations[sta_id].sta.sta.addr);
priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
priv->stations[sta_id].used &= ~IWL_STA_UCODE_INPROGRESS;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
}
*sta_id_r = sta_id;
return ret;
@ -373,11 +410,11 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
/**
* iwl_sta_ucode_deactivate - deactivate ucode status for a station
*
* priv->shrd->sta_lock must be held
*/
static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, u8 sta_id)
{
lockdep_assert_held(&priv->sta_lock);
/* Ucode must be active and driver must be non active */
if ((priv->stations[sta_id].used &
(IWL_STA_UCODE_ACTIVE | IWL_STA_DRIVER_ACTIVE)) !=
@ -396,8 +433,6 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
{
struct iwl_rx_packet *pkt;
int ret;
unsigned long flags_spin;
struct iwl_rem_sta_cmd rm_sta_cmd;
struct iwl_host_cmd cmd = {
@ -413,12 +448,12 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
cmd.flags |= CMD_WANT_SKB;
ret = iwl_trans_send_cmd(trans(priv), &cmd);
ret = iwl_dvm_send_cmd(priv, &cmd);
if (ret)
return ret;
pkt = (struct iwl_rx_packet *)cmd.reply_page;
pkt = cmd.resp_pkt;
if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
IWL_ERR(priv, "Bad return from REPLY_REMOVE_STA (0x%08X)\n",
pkt->hdr.flags);
@ -426,14 +461,13 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
}
if (!ret) {
switch (pkt->u.rem_sta.status) {
struct iwl_rem_sta_resp *rem_sta_resp = (void *)pkt->data;
switch (rem_sta_resp->status) {
case REM_STA_SUCCESS_MSK:
if (!temporary) {
spin_lock_irqsave(&priv->shrd->sta_lock,
flags_spin);
spin_lock_bh(&priv->sta_lock);
iwl_sta_ucode_deactivate(priv, sta_id);
spin_unlock_irqrestore(&priv->shrd->sta_lock,
flags_spin);
spin_unlock_bh(&priv->sta_lock);
}
IWL_DEBUG_ASSOC(priv, "REPLY_REMOVE_STA PASSED\n");
break;
@ -443,7 +477,7 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
break;
}
}
iwl_free_pages(priv->shrd, cmd.reply_page);
iwl_free_resp(&cmd);
return ret;
}
@ -454,10 +488,9 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr)
{
unsigned long flags;
u8 tid;
if (!iwl_is_ready(priv->shrd)) {
if (!iwl_is_ready(priv)) {
IWL_DEBUG_INFO(priv,
"Unable to remove station %pM, device not ready.\n",
addr);
@ -475,7 +508,7 @@ int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
if (WARN_ON(sta_id == IWL_INVALID_STATION))
return -EINVAL;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) {
IWL_DEBUG_INFO(priv, "Removing %pM but non DRIVER active\n",
@ -505,14 +538,49 @@ int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
if (WARN_ON(priv->num_stations < 0))
priv->num_stations = 0;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return iwl_send_remove_station(priv, addr, sta_id, false);
out_err:
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return -EINVAL;
}
void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr)
{
u8 tid;
if (!iwl_is_ready(priv)) {
IWL_DEBUG_INFO(priv,
"Unable to remove station %pM, device not ready.\n",
addr);
return;
}
IWL_DEBUG_ASSOC(priv, "Deactivating STA: %pM (%d)\n", addr, sta_id);
if (WARN_ON_ONCE(sta_id == IWL_INVALID_STATION))
return;
spin_lock_bh(&priv->sta_lock);
WARN_ON_ONCE(!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE));
for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++)
memset(&priv->tid_data[sta_id][tid], 0,
sizeof(priv->tid_data[sta_id][tid]));
priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
priv->num_stations--;
if (WARN_ON_ONCE(priv->num_stations < 0))
priv->num_stations = 0;
spin_unlock_bh(&priv->sta_lock);
}
/**
* iwl_clear_ucode_stations - clear ucode station table bits
*
@ -525,12 +593,11 @@ void iwl_clear_ucode_stations(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
int i;
unsigned long flags_spin;
bool cleared = false;
IWL_DEBUG_INFO(priv, "Clearing ucode stations in driver\n");
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
for (i = 0; i < IWLAGN_STATION_COUNT; i++) {
if (ctx && ctx->ctxid != priv->stations[i].ctxid)
continue;
@ -542,7 +609,7 @@ void iwl_clear_ucode_stations(struct iwl_priv *priv,
cleared = true;
}
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
if (!cleared)
IWL_DEBUG_INFO(priv,
@ -561,20 +628,19 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
{
struct iwl_addsta_cmd sta_cmd;
struct iwl_link_quality_cmd lq;
unsigned long flags_spin;
int i;
bool found = false;
int ret;
bool send_lq;
if (!iwl_is_ready(priv->shrd)) {
if (!iwl_is_ready(priv)) {
IWL_DEBUG_INFO(priv,
"Not ready yet, not restoring any stations.\n");
return;
}
IWL_DEBUG_ASSOC(priv, "Restoring all known stations ... start.\n");
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
for (i = 0; i < IWLAGN_STATION_COUNT; i++) {
if (ctx->ctxid != priv->stations[i].ctxid)
continue;
@ -594,27 +660,24 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
sizeof(struct iwl_addsta_cmd));
send_lq = false;
if (priv->stations[i].lq) {
if (priv->shrd->wowlan)
if (priv->wowlan)
iwl_sta_fill_lq(priv, ctx, i, &lq);
else
memcpy(&lq, priv->stations[i].lq,
sizeof(struct iwl_link_quality_cmd));
send_lq = true;
}
spin_unlock_irqrestore(&priv->shrd->sta_lock,
flags_spin);
spin_unlock_bh(&priv->sta_lock);
ret = iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
if (ret) {
spin_lock_irqsave(&priv->shrd->sta_lock,
flags_spin);
spin_lock_bh(&priv->sta_lock);
IWL_ERR(priv, "Adding station %pM failed.\n",
priv->stations[i].sta.sta.addr);
priv->stations[i].used &=
~IWL_STA_DRIVER_ACTIVE;
priv->stations[i].used &=
~IWL_STA_UCODE_INPROGRESS;
spin_unlock_irqrestore(&priv->shrd->sta_lock,
flags_spin);
spin_unlock_bh(&priv->sta_lock);
}
/*
* Rate scaling has already been initialized, send
@ -623,12 +686,12 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
if (send_lq)
iwl_send_lq_cmd(priv, ctx, &lq,
CMD_SYNC, true);
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
priv->stations[i].used &= ~IWL_STA_UCODE_INPROGRESS;
}
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
if (!found)
IWL_DEBUG_INFO(priv, "Restoring all known stations .... "
"no stations to be restored.\n");
@ -637,52 +700,6 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
"complete.\n");
}
void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
{
unsigned long flags;
int sta_id = ctx->ap_sta_id;
int ret;
struct iwl_addsta_cmd sta_cmd;
struct iwl_link_quality_cmd lq;
bool active, have_lq = false;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) {
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
return;
}
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(sta_cmd));
sta_cmd.mode = 0;
if (priv->stations[sta_id].lq) {
memcpy(&lq, priv->stations[sta_id].lq, sizeof(lq));
have_lq = true;
}
active = priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE;
priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
if (active) {
ret = iwl_send_remove_station(
priv, priv->stations[sta_id].sta.sta.addr,
sta_id, true);
if (ret)
IWL_ERR(priv, "failed to remove STA %pM (%d)\n",
priv->stations[sta_id].sta.sta.addr, ret);
}
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
priv->stations[sta_id].used |= IWL_STA_DRIVER_ACTIVE;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
ret = iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
if (ret)
IWL_ERR(priv, "failed to re-add STA %pM (%d)\n",
priv->stations[sta_id].sta.sta.addr, ret);
if (have_lq)
iwl_send_lq_cmd(priv, ctx, &lq, CMD_SYNC, true);
}
int iwl_get_free_ucode_key_offset(struct iwl_priv *priv)
{
int i;
@ -696,10 +713,9 @@ int iwl_get_free_ucode_key_offset(struct iwl_priv *priv)
void iwl_dealloc_bcast_stations(struct iwl_priv *priv)
{
unsigned long flags;
int i;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
for (i = 0; i < IWLAGN_STATION_COUNT; i++) {
if (!(priv->stations[i].used & IWL_STA_BCAST))
continue;
@ -711,7 +727,7 @@ void iwl_dealloc_bcast_stations(struct iwl_priv *priv)
kfree(priv->stations[i].lq);
priv->stations[i].lq = NULL;
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
}
#ifdef CONFIG_IWLWIFI_DEBUG
@ -783,8 +799,6 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct iwl_link_quality_cmd *lq, u8 flags, bool init)
{
int ret = 0;
unsigned long flags_spin;
struct iwl_host_cmd cmd = {
.id = REPLY_TX_LINK_QUALITY_CMD,
.len = { sizeof(struct iwl_link_quality_cmd), },
@ -796,19 +810,19 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
return -EINVAL;
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
if (!(priv->stations[lq->sta_id].used & IWL_STA_DRIVER_ACTIVE)) {
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
return -EINVAL;
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
iwl_dump_lq_cmd(priv, lq);
if (WARN_ON(init && (cmd.flags & CMD_ASYNC)))
return -EINVAL;
if (is_lq_table_valid(priv, ctx, lq))
ret = iwl_trans_send_cmd(trans(priv), &cmd);
ret = iwl_dvm_send_cmd(priv, &cmd);
else
ret = -EINVAL;
@ -819,9 +833,9 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
IWL_DEBUG_INFO(priv, "init LQ command complete, "
"clearing sta addition status for sta %d\n",
lq->sta_id);
spin_lock_irqsave(&priv->shrd->sta_lock, flags_spin);
spin_lock_bh(&priv->sta_lock);
priv->stations[lq->sta_id].used &= ~IWL_STA_UCODE_INPROGRESS;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags_spin);
spin_unlock_bh(&priv->sta_lock);
}
return ret;
}
@ -834,7 +848,7 @@ void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
u32 rate_flags = 0;
__le32 rate_n_flags;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
memset(link_cmd, 0, sizeof(*link_cmd));
@ -906,7 +920,6 @@ int iwlagn_add_bssid_station(struct iwl_priv *priv,
int ret;
u8 sta_id;
struct iwl_link_quality_cmd *link_cmd;
unsigned long flags;
if (sta_id_r)
*sta_id_r = IWL_INVALID_STATION;
@ -920,9 +933,9 @@ int iwlagn_add_bssid_station(struct iwl_priv *priv,
if (sta_id_r)
*sta_id_r = sta_id;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].used |= IWL_STA_LOCAL;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
/* Set up default rate scaling table in device's station table */
link_cmd = iwl_sta_alloc_lq(priv, ctx, sta_id);
@ -937,9 +950,9 @@ int iwlagn_add_bssid_station(struct iwl_priv *priv,
if (ret)
IWL_ERR(priv, "Link quality command failed (%d)\n", ret);
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].lq = link_cmd;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return 0;
}
@ -994,7 +1007,7 @@ static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv,
cmd.len[0] = cmd_size;
if (not_empty || send_if_empty)
return iwl_trans_send_cmd(trans(priv), &cmd);
return iwl_dvm_send_cmd(priv, &cmd);
else
return 0;
}
@ -1002,7 +1015,7 @@ static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv,
int iwl_restore_default_wep_keys(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
return iwl_send_static_wepkey_cmd(priv, ctx, false);
}
@ -1013,13 +1026,13 @@ int iwl_remove_default_wep_key(struct iwl_priv *priv,
{
int ret;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
IWL_DEBUG_WEP(priv, "Removing default WEP key: idx=%d\n",
keyconf->keyidx);
memset(&ctx->wep_keys[keyconf->keyidx], 0, sizeof(ctx->wep_keys[0]));
if (iwl_is_rfkill(priv->shrd)) {
if (iwl_is_rfkill(priv)) {
IWL_DEBUG_WEP(priv,
"Not sending REPLY_WEPKEY command due to RFKILL.\n");
/* but keys in device are clear anyway so return success */
@ -1038,7 +1051,7 @@ int iwl_set_default_wep_key(struct iwl_priv *priv,
{
int ret;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (keyconf->keylen != WEP_KEY_LEN_128 &&
keyconf->keylen != WEP_KEY_LEN_64) {
@ -1080,32 +1093,19 @@ static u8 iwlagn_key_sta_id(struct iwl_priv *priv,
struct ieee80211_sta *sta)
{
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
u8 sta_id = IWL_INVALID_STATION;
if (sta)
sta_id = iwl_sta_id(sta);
return iwl_sta_id(sta);
/*
* The device expects GTKs for station interfaces to be
* installed as GTKs for the AP station. If we have no
* station ID, then use the ap_sta_id in that case.
*/
if (!sta && vif && vif_priv->ctx) {
switch (vif->type) {
case NL80211_IFTYPE_STATION:
sta_id = vif_priv->ctx->ap_sta_id;
break;
default:
/*
* In all other cases, the key will be
* used either for TX only or is bound
* to a station already.
*/
break;
}
}
if (vif->type == NL80211_IFTYPE_STATION && vif_priv->ctx)
return vif_priv->ctx->ap_sta_id;
return sta_id;
return IWL_INVALID_STATION;
}
static int iwlagn_send_sta_key(struct iwl_priv *priv,
@ -1113,14 +1113,13 @@ static int iwlagn_send_sta_key(struct iwl_priv *priv,
u8 sta_id, u32 tkip_iv32, u16 *tkip_p1k,
u32 cmd_flags)
{
unsigned long flags;
__le16 key_flags;
struct iwl_addsta_cmd sta_cmd;
int i;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(sta_cmd));
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
key_flags = cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
key_flags |= STA_KEY_FLG_MAP_KEY_MSK;
@ -1187,7 +1186,6 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta)
{
unsigned long flags;
struct iwl_addsta_cmd sta_cmd;
u8 sta_id = iwlagn_key_sta_id(priv, ctx->vif, sta);
__le16 key_flags;
@ -1196,16 +1194,16 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
if (sta_id == IWL_INVALID_STATION)
return -ENOENT;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(sta_cmd));
if (!(priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE))
sta_id = IWL_INVALID_STATION;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
if (sta_id == IWL_INVALID_STATION)
return 0;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
ctx->key_mapping_keys--;
@ -1245,7 +1243,7 @@ int iwl_set_dynamic_key(struct iwl_priv *priv,
if (sta_id == IWL_INVALID_STATION)
return -EINVAL;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
keyconf->hw_key_idx = iwl_get_free_ucode_key_offset(priv);
if (keyconf->hw_key_idx == WEP_INVALID_OFFSET)
@ -1300,21 +1298,20 @@ int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
struct iwl_link_quality_cmd *link_cmd;
unsigned long flags;
u8 sta_id;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
sta_id = iwl_prep_station(priv, ctx, iwl_bcast_addr, false, NULL);
if (sta_id == IWL_INVALID_STATION) {
IWL_ERR(priv, "Unable to prepare broadcast station\n");
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return -EINVAL;
}
priv->stations[sta_id].used |= IWL_STA_DRIVER_ACTIVE;
priv->stations[sta_id].used |= IWL_STA_BCAST;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
link_cmd = iwl_sta_alloc_lq(priv, ctx, sta_id);
if (!link_cmd) {
@ -1323,9 +1320,9 @@ int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
return -ENOMEM;
}
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].lq = link_cmd;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return 0;
}
@ -1339,7 +1336,6 @@ int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
int iwl_update_bcast_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
unsigned long flags;
struct iwl_link_quality_cmd *link_cmd;
u8 sta_id = ctx->bcast_sta_id;
@ -1349,13 +1345,13 @@ int iwl_update_bcast_station(struct iwl_priv *priv,
return -ENOMEM;
}
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
if (priv->stations[sta_id].lq)
kfree(priv->stations[sta_id].lq);
else
IWL_DEBUG_INFO(priv, "Bcast station rate scaling has not been initialized yet.\n");
priv->stations[sta_id].lq = link_cmd;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return 0;
}
@ -1379,18 +1375,17 @@ int iwl_update_bcast_stations(struct iwl_priv *priv)
*/
int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid)
{
unsigned long flags;
struct iwl_addsta_cmd sta_cmd;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
/* Remove "disable" flag, to enable Tx for this TID */
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_TID_DISABLE_TX;
priv->stations[sta_id].sta.tid_disable_tx &= cpu_to_le16(~(1 << tid));
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd));
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
}
@ -1398,24 +1393,23 @@ int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid)
int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
int tid, u16 ssn)
{
unsigned long flags;
int sta_id;
struct iwl_addsta_cmd sta_cmd;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
sta_id = iwl_sta_id(sta);
if (sta_id == IWL_INVALID_STATION)
return -ENXIO;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].sta.station_flags_msk = 0;
priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_ADDBA_TID_MSK;
priv->stations[sta_id].sta.add_immediate_ba_tid = (u8)tid;
priv->stations[sta_id].sta.add_immediate_ba_ssn = cpu_to_le16(ssn);
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd));
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
}
@ -1423,11 +1417,10 @@ int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
int tid)
{
unsigned long flags;
int sta_id;
struct iwl_addsta_cmd sta_cmd;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
sta_id = iwl_sta_id(sta);
if (sta_id == IWL_INVALID_STATION) {
@ -1435,13 +1428,13 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
return -ENXIO;
}
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
priv->stations[sta_id].sta.station_flags_msk = 0;
priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_DELBA_TID_MSK;
priv->stations[sta_id].sta.remove_immediate_ba_tid = (u8)tid;
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd));
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
}
@ -1450,16 +1443,14 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt)
{
unsigned long flags;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
priv->stations[sta_id].sta.station_flags |= STA_FLG_PWR_SAVE_MSK;
priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
priv->stations[sta_id].sta.sta.modify_mask =
STA_MODIFY_SLEEP_TX_COUNT_MSK;
priv->stations[sta_id].sta.sleep_tx_count = cpu_to_le16(cnt);
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
struct iwl_addsta_cmd cmd = {
.mode = STA_CONTROL_MODIFY_MSK,
.station_flags = STA_FLG_PWR_SAVE_MSK,
.station_flags_msk = STA_FLG_PWR_SAVE_MSK,
.sta.sta_id = sta_id,
.sta.modify_mask = STA_MODIFY_SLEEP_TX_COUNT_MSK,
.sleep_tx_count = cpu_to_le16(cnt),
};
iwl_send_add_sta(priv, &cmd, CMD_ASYNC);
}

47
drivers/net/wireless/iwlwifi/iwl-agn-tt.c
View File

@ -34,6 +34,7 @@
#include <net/mac80211.h>
#include "iwl-agn.h"
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-core.h"
@ -173,7 +174,7 @@ static void iwl_tt_check_exit_ct_kill(unsigned long data)
struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
unsigned long flags;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (tt->state == IWL_TI_CT_KILL) {
@ -188,7 +189,7 @@ static void iwl_tt_check_exit_ct_kill(unsigned long data)
}
iwl_read32(trans(priv), CSR_UCODE_DRV_GP1);
spin_lock_irqsave(&trans(priv)->reg_lock, flags);
if (!iwl_grab_nic_access(trans(priv)))
if (likely(iwl_grab_nic_access(trans(priv))))
iwl_release_nic_access(trans(priv));
spin_unlock_irqrestore(&trans(priv)->reg_lock, flags);
@ -224,7 +225,7 @@ static void iwl_tt_ready_for_ct_kill(unsigned long data)
struct iwl_priv *priv = (struct iwl_priv *)data;
struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
/* temperature timer expired, ready to go into CT_KILL state */
@ -232,7 +233,7 @@ static void iwl_tt_ready_for_ct_kill(unsigned long data)
IWL_DEBUG_TEMP(priv, "entering CT_KILL state when "
"temperature timer expired\n");
tt->state = IWL_TI_CT_KILL;
set_bit(STATUS_CT_KILL, &priv->shrd->status);
set_bit(STATUS_CT_KILL, &priv->status);
iwl_perform_ct_kill_task(priv, true);
}
}
@ -310,24 +311,23 @@ static void iwl_legacy_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
tt->tt_power_mode = IWL_POWER_INDEX_5;
break;
}
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (old_state == IWL_TI_CT_KILL)
clear_bit(STATUS_CT_KILL, &priv->shrd->status);
clear_bit(STATUS_CT_KILL, &priv->status);
if (tt->state != IWL_TI_CT_KILL &&
iwl_power_update_mode(priv, true)) {
/* TT state not updated
* try again during next temperature read
*/
if (old_state == IWL_TI_CT_KILL)
set_bit(STATUS_CT_KILL, &priv->shrd->status);
set_bit(STATUS_CT_KILL, &priv->status);
tt->state = old_state;
IWL_ERR(priv, "Cannot update power mode, "
"TT state not updated\n");
} else {
if (tt->state == IWL_TI_CT_KILL) {
if (force) {
set_bit(STATUS_CT_KILL,
&priv->shrd->status);
set_bit(STATUS_CT_KILL, &priv->status);
iwl_perform_ct_kill_task(priv, true);
} else {
iwl_prepare_ct_kill_task(priv);
@ -341,7 +341,7 @@ static void iwl_legacy_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
IWL_DEBUG_TEMP(priv, "Power Index change to %u\n",
tt->tt_power_mode);
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
}
@ -451,9 +451,9 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
* in case get disabled before */
iwl_set_rxon_ht(priv, &priv->current_ht_config);
}
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (old_state == IWL_TI_CT_KILL)
clear_bit(STATUS_CT_KILL, &priv->shrd->status);
clear_bit(STATUS_CT_KILL, &priv->status);
if (tt->state != IWL_TI_CT_KILL &&
iwl_power_update_mode(priv, true)) {
/* TT state not updated
@ -462,7 +462,7 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
IWL_ERR(priv, "Cannot update power mode, "
"TT state not updated\n");
if (old_state == IWL_TI_CT_KILL)
set_bit(STATUS_CT_KILL, &priv->shrd->status);
set_bit(STATUS_CT_KILL, &priv->status);
tt->state = old_state;
} else {
IWL_DEBUG_TEMP(priv,
@ -473,8 +473,7 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
if (force) {
IWL_DEBUG_TEMP(priv,
"Enter IWL_TI_CT_KILL\n");
set_bit(STATUS_CT_KILL,
&priv->shrd->status);
set_bit(STATUS_CT_KILL, &priv->status);
iwl_perform_ct_kill_task(priv, true);
} else {
iwl_prepare_ct_kill_task(priv);
@ -486,7 +485,7 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
iwl_perform_ct_kill_task(priv, false);
}
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
}
@ -505,10 +504,10 @@ static void iwl_bg_ct_enter(struct work_struct *work)
struct iwl_priv *priv = container_of(work, struct iwl_priv, ct_enter);
struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (!iwl_is_ready(priv->shrd))
if (!iwl_is_ready(priv))
return;
if (tt->state != IWL_TI_CT_KILL) {
@ -534,10 +533,10 @@ static void iwl_bg_ct_exit(struct work_struct *work)
struct iwl_priv *priv = container_of(work, struct iwl_priv, ct_exit);
struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (!iwl_is_ready(priv->shrd))
if (!iwl_is_ready(priv))
return;
/* stop ct_kill_exit_tm timer */
@ -564,7 +563,7 @@ static void iwl_bg_ct_exit(struct work_struct *work)
void iwl_tt_enter_ct_kill(struct iwl_priv *priv)
{
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
IWL_DEBUG_TEMP(priv, "Queueing critical temperature enter.\n");
@ -573,7 +572,7 @@ void iwl_tt_enter_ct_kill(struct iwl_priv *priv)
void iwl_tt_exit_ct_kill(struct iwl_priv *priv)
{
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
IWL_DEBUG_TEMP(priv, "Queueing critical temperature exit.\n");
@ -585,7 +584,7 @@ static void iwl_bg_tt_work(struct work_struct *work)
struct iwl_priv *priv = container_of(work, struct iwl_priv, tt_work);
s32 temp = priv->temperature; /* degrees CELSIUS except specified */
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (!priv->thermal_throttle.advanced_tt)
@ -596,7 +595,7 @@ static void iwl_bg_tt_work(struct work_struct *work)
void iwl_tt_handler(struct iwl_priv *priv)
{
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
IWL_DEBUG_TEMP(priv, "Queueing thermal throttling work.\n");

166
drivers/net/wireless/iwlwifi/iwl-agn-tx.c
View File

@ -126,7 +126,7 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
u8 data_retry_limit;
u8 rate_plcp;
if (priv->shrd->wowlan) {
if (priv->wowlan) {
rts_retry_limit = IWLAGN_LOW_RETRY_LIMIT;
data_retry_limit = IWLAGN_LOW_RETRY_LIMIT;
} else {
@ -208,10 +208,9 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
}
static void iwlagn_tx_cmd_build_hwcrypto(struct iwl_priv *priv,
struct ieee80211_tx_info *info,
struct iwl_tx_cmd *tx_cmd,
struct sk_buff *skb_frag,
int sta_id)
struct ieee80211_tx_info *info,
struct iwl_tx_cmd *tx_cmd,
struct sk_buff *skb_frag)
{
struct ieee80211_key_conf *keyconf = info->control.hw_key;
@ -249,6 +248,35 @@ static void iwlagn_tx_cmd_build_hwcrypto(struct iwl_priv *priv,
}
}
/**
* iwl_sta_id_or_broadcast - return sta_id or broadcast sta
* @context: the current context
* @sta: mac80211 station
*
* In certain circumstances mac80211 passes a station pointer
* that may be %NULL, for example during TX or key setup. In
* that case, we need to use the broadcast station, so this
* inline wraps that pattern.
*/
static int iwl_sta_id_or_broadcast(struct iwl_rxon_context *context,
struct ieee80211_sta *sta)
{
int sta_id;
if (!sta)
return context->bcast_sta_id;
sta_id = iwl_sta_id(sta);
/*
* mac80211 should not be passing a partially
* initialised station!
*/
WARN_ON(sta_id == IWL_INVALID_STATION);
return sta_id;
}
/*
* start REPLY_TX command process
*/
@ -260,19 +288,16 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl_device_cmd *dev_cmd = NULL;
struct iwl_tx_cmd *tx_cmd;
__le16 fc;
u8 hdr_len;
u16 len, seq_number = 0;
u8 sta_id, tid = IWL_MAX_TID_COUNT;
unsigned long flags;
bool is_agg = false;
if (info->control.vif)
ctx = iwl_rxon_ctx_from_vif(info->control.vif);
spin_lock_irqsave(&priv->shrd->lock, flags);
if (iwl_is_rfkill(priv->shrd)) {
if (iwl_is_rfkill(priv)) {
IWL_DEBUG_DROP(priv, "Dropping - RF KILL\n");
goto drop_unlock_priv;
}
@ -308,7 +333,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
sta_id = ctx->bcast_sta_id;
else {
/* Find index into station table for destination station */
sta_id = iwl_sta_id_or_broadcast(priv, ctx, info->control.sta);
sta_id = iwl_sta_id_or_broadcast(ctx, info->control.sta);
if (sta_id == IWL_INVALID_STATION) {
IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n",
hdr->addr1);
@ -342,13 +367,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
if (info->flags & IEEE80211_TX_CTL_AMPDU)
is_agg = true;
/* irqs already disabled/saved above when locking priv->shrd->lock */
spin_lock(&priv->shrd->sta_lock);
dev_cmd = kmem_cache_alloc(priv->tx_cmd_pool, GFP_ATOMIC);
dev_cmd = kmem_cache_alloc(iwl_tx_cmd_pool, GFP_ATOMIC);
if (unlikely(!dev_cmd))
goto drop_unlock_sta;
goto drop_unlock_priv;
memset(dev_cmd, 0, sizeof(*dev_cmd));
tx_cmd = (struct iwl_tx_cmd *) dev_cmd->payload;
@ -358,7 +380,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
tx_cmd->len = cpu_to_le16(len);
if (info->control.hw_key)
iwlagn_tx_cmd_build_hwcrypto(priv, info, tx_cmd, skb, sta_id);
iwlagn_tx_cmd_build_hwcrypto(priv, info, tx_cmd, skb);
/* TODO need this for burst mode later on */
iwlagn_tx_cmd_build_basic(priv, skb, tx_cmd, info, hdr, sta_id);
@ -373,6 +395,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
info->driver_data[0] = ctx;
info->driver_data[1] = dev_cmd;
spin_lock(&priv->sta_lock);
if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc)) {
u8 *qc = NULL;
struct iwl_tid_data *tid_data;
@ -418,8 +442,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
!ieee80211_has_morefrags(fc))
priv->tid_data[sta_id][tid].seq_number = seq_number;
spin_unlock(&priv->shrd->sta_lock);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
spin_unlock(&priv->sta_lock);
/*
* Avoid atomic ops if it isn't an associated client.
@ -435,10 +458,9 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
drop_unlock_sta:
if (dev_cmd)
kmem_cache_free(priv->tx_cmd_pool, dev_cmd);
spin_unlock(&priv->shrd->sta_lock);
kmem_cache_free(iwl_tx_cmd_pool, dev_cmd);
spin_unlock(&priv->sta_lock);
drop_unlock_priv:
spin_unlock_irqrestore(&priv->shrd->lock, flags);
return -1;
}
@ -446,7 +468,6 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid)
{
struct iwl_tid_data *tid_data;
unsigned long flags;
int sta_id;
sta_id = iwl_sta_id(sta);
@ -456,7 +477,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
return -ENXIO;
}
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
tid_data = &priv->tid_data[sta_id][tid];
@ -476,7 +497,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
IWL_WARN(priv, "Stopping AGG while state not ON "
"or starting for %d on %d (%d)\n", sta_id, tid,
priv->tid_data[sta_id][tid].agg.state);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return 0;
}
@ -490,7 +511,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
tid_data->next_reclaimed);
priv->tid_data[sta_id][tid].agg.state =
IWL_EMPTYING_HW_QUEUE_DELBA;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return 0;
}
@ -499,14 +520,10 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
turn_off:
priv->tid_data[sta_id][tid].agg.state = IWL_AGG_OFF;
/* do not restore/save irqs */
spin_unlock(&priv->shrd->sta_lock);
spin_lock(&priv->shrd->lock);
spin_unlock_bh(&priv->sta_lock);
iwl_trans_tx_agg_disable(trans(priv), sta_id, tid);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
return 0;
@ -516,7 +533,6 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid, u16 *ssn)
{
struct iwl_tid_data *tid_data;
unsigned long flags;
int sta_id;
int ret;
@ -540,7 +556,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
if (ret)
return ret;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
tid_data = &priv->tid_data[sta_id][tid];
tid_data->agg.ssn = SEQ_TO_SN(tid_data->seq_number);
@ -549,7 +565,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
ret = iwl_trans_tx_agg_alloc(trans(priv), sta_id, tid);
if (ret) {
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return ret;
}
@ -566,7 +582,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
tid_data->agg.state = IWL_EMPTYING_HW_QUEUE_ADDBA;
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
return ret;
}
@ -576,14 +592,13 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
{
struct iwl_station_priv *sta_priv = (void *) sta->drv_priv;
struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
unsigned long flags;
u16 ssn;
buf_size = min_t(int, buf_size, LINK_QUAL_AGG_FRAME_LIMIT_DEF);
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock_bh(&priv->sta_lock);
ssn = priv->tid_data[sta_priv->sta_id][tid].agg.ssn;
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock_bh(&priv->sta_lock);
iwl_trans_tx_agg_setup(trans(priv), ctx->ctxid, sta_priv->sta_id, tid,
buf_size, ssn);
@ -608,8 +623,7 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
sta_priv->max_agg_bufsize =
min(sta_priv->max_agg_bufsize, buf_size);
if (cfg(priv)->ht_params &&
cfg(priv)->ht_params->use_rts_for_aggregation) {
if (hw_params(priv).use_rts_for_aggregation) {
/*
* switch to RTS/CTS if it is the prefer protection
* method for HT traffic
@ -639,7 +653,7 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid)
struct ieee80211_vif *vif;
u8 *addr;
lockdep_assert_held(&priv->shrd->sta_lock);
lockdep_assert_held(&priv->sta_lock);
addr = priv->stations[sta_id].sta.sta.addr;
ctx = priv->stations[sta_id].ctxid;
@ -986,19 +1000,19 @@ static void iwl_check_abort_status(struct iwl_priv *priv,
{
if (frame_count == 1 && status == TX_STATUS_FAIL_RFKILL_FLUSH) {
IWL_ERR(priv, "Tx flush command to flush out all frames\n");
if (!test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (!test_bit(STATUS_EXIT_PENDING, &priv->status))
queue_work(priv->workqueue, &priv->tx_flush);
}
}
int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
u16 sequence = le16_to_cpu(pkt->hdr.sequence);
int txq_id = SEQ_TO_QUEUE(sequence);
int cmd_index __maybe_unused = SEQ_TO_INDEX(sequence);
struct iwlagn_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
struct iwlagn_tx_resp *tx_resp = (void *)pkt->data;
struct ieee80211_hdr *hdr;
u32 status = le16_to_cpu(tx_resp->status.status);
u16 ssn = iwlagn_get_scd_ssn(tx_resp);
@ -1006,7 +1020,6 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
int sta_id;
int freed;
struct ieee80211_tx_info *info;
unsigned long flags;
struct sk_buff_head skbs;
struct sk_buff *skb;
struct iwl_rxon_context *ctx;
@ -1017,11 +1030,13 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
sta_id = (tx_resp->ra_tid & IWLAGN_TX_RES_RA_MSK) >>
IWLAGN_TX_RES_RA_POS;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock(&priv->sta_lock);
if (is_agg)
iwl_rx_reply_tx_agg(priv, tx_resp);
__skb_queue_head_init(&skbs);
if (tx_resp->frame_count == 1) {
u16 next_reclaimed = le16_to_cpu(tx_resp->seq_ctl);
next_reclaimed = SEQ_TO_SN(next_reclaimed + 0x10);
@ -1041,8 +1056,6 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
next_reclaimed = ssn;
}
__skb_queue_head_init(&skbs);
if (tid != IWL_TID_NON_QOS) {
priv->tid_data[sta_id][tid].next_reclaimed =
next_reclaimed;
@ -1051,12 +1064,13 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
}
/*we can free until ssn % q.n_bd not inclusive */
WARN_ON(iwl_trans_reclaim(trans(priv), sta_id, tid, txq_id,
ssn, status, &skbs));
WARN_ON(iwl_trans_reclaim(trans(priv), sta_id, tid,
txq_id, ssn, &skbs));
iwlagn_check_ratid_empty(priv, sta_id, tid);
freed = 0;
while (!skb_queue_empty(&skbs)) {
skb = __skb_dequeue(&skbs);
/* process frames */
skb_queue_walk(&skbs, skb) {
hdr = (struct ieee80211_hdr *)skb->data;
if (!ieee80211_is_data_qos(hdr->frame_control))
@ -1064,7 +1078,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
info = IEEE80211_SKB_CB(skb);
ctx = info->driver_data[0];
kmem_cache_free(priv->tx_cmd_pool,
kmem_cache_free(iwl_tx_cmd_pool,
(info->driver_data[1]));
memset(&info->status, 0, sizeof(info->status));
@ -1072,9 +1086,11 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
if (status == TX_STATUS_FAIL_PASSIVE_NO_RX &&
iwl_is_associated_ctx(ctx) && ctx->vif &&
ctx->vif->type == NL80211_IFTYPE_STATION) {
ctx->last_tx_rejected = true;
iwl_trans_stop_queue(trans(priv), txq_id,
"Tx on passive channel");
/* block and stop all queues */
priv->passive_no_rx = true;
IWL_DEBUG_TX_QUEUES(priv, "stop all queues: "
"passive channel");
ieee80211_stop_queues(priv->hw);
IWL_DEBUG_TX_REPLY(priv,
"TXQ %d status %s (0x%08x) "
@ -1098,8 +1114,6 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
if (!is_agg)
iwlagn_non_agg_tx_status(priv, ctx, hdr->addr1);
ieee80211_tx_status_irqsafe(priv->hw, skb);
freed++;
}
@ -1107,7 +1121,13 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
}
iwl_check_abort_status(priv, tx_resp->frame_count, status);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock(&priv->sta_lock);
while (!skb_queue_empty(&skbs)) {
skb = __skb_dequeue(&skbs);
ieee80211_tx_status(priv->hw, skb);
}
return 0;
}
@ -1118,17 +1138,16 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
* of frames sent via aggregation.
*/
int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_compressed_ba_resp *ba_resp = &pkt->u.compressed_ba;
struct iwl_compressed_ba_resp *ba_resp = (void *)pkt->data;
struct iwl_ht_agg *agg;
struct sk_buff_head reclaimed_skbs;
struct ieee80211_tx_info *info;
struct ieee80211_hdr *hdr;
struct sk_buff *skb;
unsigned long flags;
int sta_id;
int tid;
int freed;
@ -1140,7 +1159,7 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
* (in Tx queue's circular buffer) of first TFD/frame in window */
u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn);
if (scd_flow >= hw_params(priv).max_txq_num) {
if (scd_flow >= cfg(priv)->base_params->num_of_queues) {
IWL_ERR(priv,
"BUG_ON scd_flow is bigger than number of queues\n");
return 0;
@ -1150,12 +1169,12 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
tid = ba_resp->tid;
agg = &priv->tid_data[sta_id][tid].agg;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
spin_lock(&priv->sta_lock);
if (unlikely(!agg->wait_for_ba)) {
if (unlikely(ba_resp->bitmap))
IWL_ERR(priv, "Received BA when not expected\n");
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock(&priv->sta_lock);
return 0;
}
@ -1165,8 +1184,8 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
* block-ack window (we assume that they've been successfully
* transmitted ... if not, it's too late anyway). */
if (iwl_trans_reclaim(trans(priv), sta_id, tid, scd_flow,
ba_resp_scd_ssn, 0, &reclaimed_skbs)) {
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
ba_resp_scd_ssn, &reclaimed_skbs)) {
spin_unlock(&priv->sta_lock);
return 0;
}
@ -1202,9 +1221,8 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
iwlagn_check_ratid_empty(priv, sta_id, tid);
freed = 0;
while (!skb_queue_empty(&reclaimed_skbs)) {
skb = __skb_dequeue(&reclaimed_skbs);
skb_queue_walk(&reclaimed_skbs, skb) {
hdr = (struct ieee80211_hdr *)skb->data;
if (ieee80211_is_data_qos(hdr->frame_control))
@ -1213,7 +1231,7 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
WARN_ON_ONCE(1);
info = IEEE80211_SKB_CB(skb);
kmem_cache_free(priv->tx_cmd_pool, (info->driver_data[1]));
kmem_cache_free(iwl_tx_cmd_pool, (info->driver_data[1]));
if (freed == 1) {
/* this is the first skb we deliver in this batch */
@ -1227,10 +1245,14 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
iwlagn_hwrate_to_tx_control(priv, agg->rate_n_flags,
info);
}
ieee80211_tx_status_irqsafe(priv->hw, skb);
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
spin_unlock(&priv->sta_lock);
while (!skb_queue_empty(&reclaimed_skbs)) {
skb = __skb_dequeue(&reclaimed_skbs);
ieee80211_tx_status(priv->hw, skb);
}
return 0;
}

371
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -41,9 +41,7 @@
#include <asm/div64.h>
#include "iwl-ucode.h"
#include "iwl-eeprom.h"
#include "iwl-wifi.h"
#include "iwl-dev.h"
#include "iwl-core.h"
#include "iwl-io.h"
@ -134,7 +132,7 @@ int iwlagn_send_beacon_cmd(struct iwl_priv *priv)
* beacon contents.
*/
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (!priv->beacon_ctx) {
IWL_ERR(priv, "trying to build beacon w/o beacon context!\n");
@ -199,7 +197,7 @@ int iwlagn_send_beacon_cmd(struct iwl_priv *priv)
cmd.data[1] = priv->beacon_skb->data;
cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
return iwl_trans_send_cmd(trans(priv), &cmd);
return iwl_dvm_send_cmd(priv, &cmd);
}
static void iwl_bg_beacon_update(struct work_struct *work)
@ -208,7 +206,7 @@ static void iwl_bg_beacon_update(struct work_struct *work)
container_of(work, struct iwl_priv, beacon_update);
struct sk_buff *beacon;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (!priv->beacon_ctx) {
IWL_ERR(priv, "updating beacon w/o beacon context!\n");
goto out;
@ -238,7 +236,7 @@ static void iwl_bg_beacon_update(struct work_struct *work)
iwlagn_send_beacon_cmd(priv);
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
static void iwl_bg_bt_runtime_config(struct work_struct *work)
@ -246,11 +244,11 @@ static void iwl_bg_bt_runtime_config(struct work_struct *work)
struct iwl_priv *priv =
container_of(work, struct iwl_priv, bt_runtime_config);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
/* dont send host command if rf-kill is on */
if (!iwl_is_ready_rf(priv->shrd))
if (!iwl_is_ready_rf(priv))
return;
iwlagn_send_advance_bt_config(priv);
}
@ -261,13 +259,13 @@ static void iwl_bg_bt_full_concurrency(struct work_struct *work)
container_of(work, struct iwl_priv, bt_full_concurrency);
struct iwl_rxon_context *ctx;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
goto out;
/* dont send host command if rf-kill is on */
if (!iwl_is_ready_rf(priv->shrd))
if (!iwl_is_ready_rf(priv))
goto out;
IWL_DEBUG_INFO(priv, "BT coex in %s mode\n",
@ -285,7 +283,7 @@ static void iwl_bg_bt_full_concurrency(struct work_struct *work)
iwlagn_send_advance_bt_config(priv);
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
/**
@ -302,11 +300,11 @@ static void iwl_bg_statistics_periodic(unsigned long data)
{
struct iwl_priv *priv = (struct iwl_priv *)data;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
/* dont send host command if rf-kill is on */
if (!iwl_is_ready_rf(priv->shrd))
if (!iwl_is_ready_rf(priv))
return;
iwl_send_statistics_request(priv, CMD_ASYNC, false);
@ -329,14 +327,13 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base,
/* Make sure device is powered up for SRAM reads */
spin_lock_irqsave(&trans(priv)->reg_lock, reg_flags);
if (iwl_grab_nic_access(trans(priv))) {
if (unlikely(!iwl_grab_nic_access(trans(priv)))) {
spin_unlock_irqrestore(&trans(priv)->reg_lock, reg_flags);
return;
}
/* Set starting address; reads will auto-increment */
iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, ptr);
rmb();
/*
* Refuse to read more than would have fit into the log from
@ -355,11 +352,12 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base,
ev = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
time = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
if (mode == 0) {
trace_iwlwifi_dev_ucode_cont_event(priv, 0, time, ev);
trace_iwlwifi_dev_ucode_cont_event(
trans(priv)->dev, 0, time, ev);
} else {
data = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
trace_iwlwifi_dev_ucode_cont_event(priv, time,
data, ev);
trace_iwlwifi_dev_ucode_cont_event(
trans(priv)->dev, time, data, ev);
}
}
/* Allow device to power down */
@ -424,7 +422,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv)
else
priv->event_log.wraps_once_count++;
trace_iwlwifi_dev_ucode_wrap_event(priv,
trace_iwlwifi_dev_ucode_wrap_event(trans(priv)->dev,
num_wraps - priv->event_log.num_wraps,
next_entry, priv->event_log.next_entry);
@ -463,7 +461,7 @@ static void iwl_bg_ucode_trace(unsigned long data)
{
struct iwl_priv *priv = (struct iwl_priv *)data;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (priv->event_log.ucode_trace) {
@ -479,18 +477,18 @@ static void iwl_bg_tx_flush(struct work_struct *work)
struct iwl_priv *priv =
container_of(work, struct iwl_priv, tx_flush);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
/* do nothing if rf-kill is on */
if (!iwl_is_ready_rf(priv->shrd))
if (!iwl_is_ready_rf(priv))
return;
IWL_DEBUG_INFO(priv, "device request: flush all tx frames\n");
iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
}
void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
{
int i;
@ -552,13 +550,11 @@ static void iwl_rf_kill_ct_config(struct iwl_priv *priv)
{
struct iwl_ct_kill_config cmd;
struct iwl_ct_kill_throttling_config adv_cmd;
unsigned long flags;
int ret = 0;
spin_lock_irqsave(&priv->shrd->lock, flags);
iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
priv->thermal_throttle.ct_kill_toggle = false;
if (cfg(priv)->base_params->support_ct_kill_exit) {
@ -567,7 +563,7 @@ static void iwl_rf_kill_ct_config(struct iwl_priv *priv)
adv_cmd.critical_temperature_exit =
cpu_to_le32(hw_params(priv).ct_kill_exit_threshold);
ret = iwl_trans_send_cmd_pdu(trans(priv),
ret = iwl_dvm_send_cmd_pdu(priv,
REPLY_CT_KILL_CONFIG_CMD,
CMD_SYNC, sizeof(adv_cmd), &adv_cmd);
if (ret)
@ -582,7 +578,7 @@ static void iwl_rf_kill_ct_config(struct iwl_priv *priv)
cmd.critical_temperature_R =
cpu_to_le32(hw_params(priv).ct_kill_threshold);
ret = iwl_trans_send_cmd_pdu(trans(priv),
ret = iwl_dvm_send_cmd_pdu(priv,
REPLY_CT_KILL_CONFIG_CMD,
CMD_SYNC, sizeof(cmd), &cmd);
if (ret)
@ -608,7 +604,7 @@ static int iwlagn_send_calib_cfg_rt(struct iwl_priv *priv, u32 cfg)
calib_cfg_cmd.ucd_calib_cfg.once.is_enable = IWL_CALIB_RT_CFG_ALL;
calib_cfg_cmd.ucd_calib_cfg.once.start = cpu_to_le32(cfg);
return iwl_trans_send_cmd(trans(priv), &cmd);
return iwl_dvm_send_cmd(priv, &cmd);
}
@ -618,9 +614,9 @@ static int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant)
.valid = cpu_to_le32(valid_tx_ant),
};
if (IWL_UCODE_API(nic(priv)->fw.ucode_ver) > 1) {
if (IWL_UCODE_API(priv->fw->ucode_ver) > 1) {
IWL_DEBUG_HC(priv, "select valid tx ant: %u\n", valid_tx_ant);
return iwl_trans_send_cmd_pdu(trans(priv),
return iwl_dvm_send_cmd_pdu(priv,
TX_ANT_CONFIGURATION_CMD,
CMD_SYNC,
sizeof(struct iwl_tx_ant_config_cmd),
@ -644,12 +640,12 @@ int iwl_alive_start(struct iwl_priv *priv)
IWL_DEBUG_INFO(priv, "Runtime Alive received.\n");
/* After the ALIVE response, we can send host commands to the uCode */
set_bit(STATUS_ALIVE, &priv->shrd->status);
set_bit(STATUS_ALIVE, &priv->status);
/* Enable watchdog to monitor the driver tx queues */
iwl_setup_watchdog(priv);
if (iwl_is_rfkill(priv->shrd))
if (iwl_is_rfkill(priv))
return -ERFKILL;
if (priv->event_log.ucode_trace) {
@ -673,14 +669,14 @@ int iwl_alive_start(struct iwl_priv *priv)
priv->bt_valid = IWLAGN_BT_VALID_ENABLE_FLAGS;
priv->cur_rssi_ctx = NULL;
iwl_send_prio_tbl(trans(priv));
iwl_send_prio_tbl(priv);
/* FIXME: w/a to force change uCode BT state machine */
ret = iwl_send_bt_env(trans(priv), IWL_BT_COEX_ENV_OPEN,
ret = iwl_send_bt_env(priv, IWL_BT_COEX_ENV_OPEN,
BT_COEX_PRIO_TBL_EVT_INIT_CALIB2);
if (ret)
return ret;
ret = iwl_send_bt_env(trans(priv), IWL_BT_COEX_ENV_CLOSE,
ret = iwl_send_bt_env(priv, IWL_BT_COEX_ENV_CLOSE,
BT_COEX_PRIO_TBL_EVT_INIT_CALIB2);
if (ret)
return ret;
@ -701,9 +697,9 @@ int iwl_alive_start(struct iwl_priv *priv)
priv->active_rate = IWL_RATES_MASK;
/* Configure Tx antenna selection based on H/W config */
iwlagn_send_tx_ant_config(priv, cfg(priv)->valid_tx_ant);
iwlagn_send_tx_ant_config(priv, hw_params(priv).valid_tx_ant);
if (iwl_is_associated_ctx(ctx) && !priv->shrd->wowlan) {
if (iwl_is_associated_ctx(ctx) && !priv->wowlan) {
struct iwl_rxon_cmd *active_rxon =
(struct iwl_rxon_cmd *)&ctx->active;
/* apply any changes in staging */
@ -718,12 +714,12 @@ int iwl_alive_start(struct iwl_priv *priv)
iwlagn_set_rxon_chain(priv, ctx);
}
if (!priv->shrd->wowlan) {
if (!priv->wowlan) {
/* WoWLAN ucode will not reply in the same way, skip it */
iwl_reset_run_time_calib(priv);
}
set_bit(STATUS_READY, &priv->shrd->status);
set_bit(STATUS_READY, &priv->status);
/* Configure the adapter for unassociated operation */
ret = iwlagn_commit_rxon(priv, ctx);
@ -738,13 +734,47 @@ int iwl_alive_start(struct iwl_priv *priv)
return iwl_power_update_mode(priv, true);
}
/**
* iwl_clear_driver_stations - clear knowledge of all stations from driver
* @priv: iwl priv struct
*
* This is called during iwl_down() to make sure that in the case
* we're coming there from a hardware restart mac80211 will be
* able to reconfigure stations -- if we're getting there in the
* normal down flow then the stations will already be cleared.
*/
static void iwl_clear_driver_stations(struct iwl_priv *priv)
{
struct iwl_rxon_context *ctx;
spin_lock_bh(&priv->sta_lock);
memset(priv->stations, 0, sizeof(priv->stations));
priv->num_stations = 0;
priv->ucode_key_table = 0;
for_each_context(priv, ctx) {
/*
* Remove all key information that is not stored as part
* of station information since mac80211 may not have had
* a chance to remove all the keys. When device is
* reconfigured by mac80211 after an error all keys will
* be reconfigured.
*/
memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
ctx->key_mapping_keys = 0;
}
spin_unlock_bh(&priv->sta_lock);
}
void iwl_down(struct iwl_priv *priv)
{
int exit_pending;
IWL_DEBUG_INFO(priv, DRV_NAME " is going down\n");
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
iwl_scan_cancel_timeout(priv, 200);
@ -756,7 +786,7 @@ void iwl_down(struct iwl_priv *priv)
ieee80211_remain_on_channel_expired(priv->hw);
exit_pending =
test_and_set_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
test_and_set_bit(STATUS_EXIT_PENDING, &priv->status);
/* Stop TX queues watchdog. We need to have STATUS_EXIT_PENDING bit set
* to prevent rearm timer */
@ -781,23 +811,24 @@ void iwl_down(struct iwl_priv *priv)
/* Wipe out the EXIT_PENDING status bit if we are not actually
* exiting the module */
if (!exit_pending)
clear_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
clear_bit(STATUS_EXIT_PENDING, &priv->status);
if (priv->mac80211_registered)
ieee80211_stop_queues(priv->hw);
priv->ucode_loaded = false;
iwl_trans_stop_device(trans(priv));
/* Clear out all status bits but a few that are stable across reset */
priv->shrd->status &=
test_bit(STATUS_RF_KILL_HW, &priv->shrd->status) <<
priv->status &= test_bit(STATUS_RF_KILL_HW, &priv->status) <<
STATUS_RF_KILL_HW |
test_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status) <<
test_bit(STATUS_GEO_CONFIGURED, &priv->status) <<
STATUS_GEO_CONFIGURED |
test_bit(STATUS_FW_ERROR, &priv->shrd->status) <<
STATUS_FW_ERROR |
test_bit(STATUS_EXIT_PENDING, &priv->shrd->status) <<
test_bit(STATUS_EXIT_PENDING, &priv->status) <<
STATUS_EXIT_PENDING;
priv->shrd->status &=
test_bit(STATUS_FW_ERROR, &priv->shrd->status) <<
STATUS_FW_ERROR;
dev_kfree_skb(priv->beacon_skb);
priv->beacon_skb = NULL;
@ -814,11 +845,11 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work)
struct iwl_priv *priv = container_of(work, struct iwl_priv,
run_time_calib_work);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status) ||
test_bit(STATUS_SCANNING, &priv->shrd->status)) {
mutex_unlock(&priv->shrd->mutex);
if (test_bit(STATUS_EXIT_PENDING, &priv->status) ||
test_bit(STATUS_SCANNING, &priv->status)) {
mutex_unlock(&priv->mutex);
return;
}
@ -827,7 +858,7 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work)
iwl_sensitivity_calibration(priv);
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
void iwlagn_prepare_restart(struct iwl_priv *priv)
@ -839,7 +870,7 @@ void iwlagn_prepare_restart(struct iwl_priv *priv)
u8 bt_status;
bool bt_is_sco;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
for_each_context(priv, ctx)
ctx->vif = NULL;
@ -873,13 +904,13 @@ static void iwl_bg_restart(struct work_struct *data)
{
struct iwl_priv *priv = container_of(data, struct iwl_priv, restart);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (test_and_clear_bit(STATUS_FW_ERROR, &priv->shrd->status)) {
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwlagn_prepare_restart(priv);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
iwl_cancel_deferred_work(priv);
ieee80211_restart_hw(priv->hw);
} else {
@ -894,7 +925,7 @@ void iwlagn_disable_roc(struct iwl_priv *priv)
{
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_PAN];
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (!priv->hw_roc_setup)
return;
@ -917,9 +948,9 @@ static void iwlagn_disable_roc_work(struct work_struct *work)
struct iwl_priv *priv = container_of(work, struct iwl_priv,
hw_roc_disable_work.work);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwlagn_disable_roc(priv);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
}
/*****************************************************************************
@ -932,8 +963,6 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
{
priv->workqueue = create_singlethread_workqueue(DRV_NAME);
init_waitqueue_head(&priv->shrd->wait_command_queue);
INIT_WORK(&priv->restart, iwl_bg_restart);
INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
INIT_WORK(&priv->run_time_calib_work, iwl_bg_run_time_calib_work);
@ -945,8 +974,8 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
iwl_setup_scan_deferred_work(priv);
if (cfg(priv)->lib->bt_setup_deferred_work)
cfg(priv)->lib->bt_setup_deferred_work(priv);
if (cfg(priv)->bt_params)
iwlagn_bt_setup_deferred_work(priv);
init_timer(&priv->statistics_periodic);
priv->statistics_periodic.data = (unsigned long)priv;
@ -963,8 +992,8 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
void iwl_cancel_deferred_work(struct iwl_priv *priv)
{
if (cfg(priv)->lib->cancel_deferred_work)
cfg(priv)->lib->cancel_deferred_work(priv);
if (cfg(priv)->bt_params)
iwlagn_bt_cancel_deferred_work(priv);
cancel_work_sync(&priv->run_time_calib_work);
cancel_work_sync(&priv->beacon_update);
@ -979,8 +1008,7 @@ void iwl_cancel_deferred_work(struct iwl_priv *priv)
del_timer_sync(&priv->ucode_trace);
}
static void iwl_init_hw_rates(struct iwl_priv *priv,
struct ieee80211_rate *rates)
static void iwl_init_hw_rates(struct ieee80211_rate *rates)
{
int i;
@ -1004,21 +1032,26 @@ static int iwl_init_drv(struct iwl_priv *priv)
{
int ret;
spin_lock_init(&priv->shrd->sta_lock);
spin_lock_init(&priv->sta_lock);
mutex_init(&priv->shrd->mutex);
mutex_init(&priv->mutex);
INIT_LIST_HEAD(&trans(priv)->calib_results);
INIT_LIST_HEAD(&priv->calib_results);
priv->ieee_channels = NULL;
priv->ieee_rates = NULL;
priv->band = IEEE80211_BAND_2GHZ;
priv->plcp_delta_threshold =
cfg(priv)->base_params->plcp_delta_threshold;
priv->iw_mode = NL80211_IFTYPE_STATION;
priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
priv->agg_tids_count = 0;
priv->ucode_owner = IWL_OWNERSHIP_DRIVER;
/* initialize force reset */
priv->force_reset[IWL_RF_RESET].reset_duration =
IWL_DELAY_NEXT_FORCE_RF_RESET;
@ -1054,7 +1087,7 @@ static int iwl_init_drv(struct iwl_priv *priv)
IWL_ERR(priv, "initializing geos failed: %d\n", ret);
goto err_free_channel_map;
}
iwl_init_hw_rates(priv, priv->ieee_rates);
iwl_init_hw_rates(priv->ieee_rates);
return 0;
@ -1068,11 +1101,10 @@ static void iwl_uninit_drv(struct iwl_priv *priv)
{
iwl_free_geos(priv);
iwl_free_channel_map(priv);
if (priv->tx_cmd_pool)
kmem_cache_destroy(priv->tx_cmd_pool);
kfree(priv->scan_cmd);
kfree(priv->beacon_cmd);
kfree(rcu_dereference_raw(priv->noa_data));
iwl_calib_free_results(priv);
#ifdef CONFIG_IWLWIFI_DEBUGFS
kfree(priv->wowlan_sram);
#endif
@ -1084,6 +1116,10 @@ static void iwl_uninit_drv(struct iwl_priv *priv)
static void iwl_set_hw_params(struct iwl_priv *priv)
{
if (cfg(priv)->ht_params)
hw_params(priv).use_rts_for_aggregation =
cfg(priv)->ht_params->use_rts_for_aggregation;
if (iwlagn_mod_params.amsdu_size_8K)
hw_params(priv).rx_page_order =
get_order(IWL_RX_BUF_SIZE_8K);
@ -1092,13 +1128,10 @@ static void iwl_set_hw_params(struct iwl_priv *priv)
get_order(IWL_RX_BUF_SIZE_4K);
if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_ALL)
cfg(priv)->sku &= ~EEPROM_SKU_CAP_11N_ENABLE;
hw_params(priv).sku &= ~EEPROM_SKU_CAP_11N_ENABLE;
hw_params(priv).num_ampdu_queues =
cfg(priv)->base_params->num_of_ampdu_queues;
hw_params(priv).shadow_reg_enable =
cfg(priv)->base_params->shadow_reg_enable;
hw_params(priv).sku = cfg(priv)->sku;
hw_params(priv).wd_timeout = cfg(priv)->base_params->wd_timeout;
/* Device-specific setup */
@ -1142,15 +1175,24 @@ static void iwl_debug_config(struct iwl_priv *priv)
#endif
}
static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
const struct iwl_fw *fw)
{
struct iwl_fw *fw = &nic(trans)->fw;
int err = 0;
struct iwl_priv *priv;
struct ieee80211_hw *hw;
struct iwl_op_mode *op_mode;
u16 num_mac;
u32 ucode_flags;
struct iwl_trans_config trans_cfg;
static const u8 no_reclaim_cmds[] = {
REPLY_RX_PHY_CMD,
REPLY_RX,
REPLY_RX_MPDU_CMD,
REPLY_COMPRESSED_BA,
STATISTICS_NOTIFICATION,
REPLY_TX,
};
/************************
* 1. Allocating HW data
@ -1167,9 +1209,34 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
op_mode->ops = &iwl_dvm_ops;
priv = IWL_OP_MODE_GET_DVM(op_mode);
priv->shrd = trans->shrd;
priv->shrd->priv = priv;
priv->fw = fw;
/* TODO: remove fw from shared data later */
priv->shrd->fw = fw;
iwl_trans_configure(trans(priv), op_mode);
/*
* Populate the state variables that the transport layer needs
* to know about.
*/
trans_cfg.op_mode = op_mode;
trans_cfg.no_reclaim_cmds = no_reclaim_cmds;
trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds);
ucode_flags = fw->ucode_capa.flags;
#ifndef CONFIG_IWLWIFI_P2P
ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN;
#endif
if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) {
priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
trans_cfg.cmd_queue = IWL_IPAN_CMD_QUEUE_NUM;
} else {
priv->sta_key_max_num = STA_KEY_MAX_NUM;
trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
}
/* Configure transport layer */
iwl_trans_configure(trans(priv), &trans_cfg);
/* At this point both hw and priv are allocated. */
@ -1198,10 +1265,10 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
* we should init now
*/
spin_lock_init(&trans(priv)->reg_lock);
spin_lock_init(&priv->shrd->lock);
spin_lock_init(&priv->statistics.lock);
/***********************
* 3. Read REV register
* 2. Read REV register
***********************/
IWL_INFO(priv, "Detected %s, REV=0x%X\n",
cfg(priv)->name, trans(priv)->hw_rev);
@ -1211,9 +1278,8 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
goto out_free_traffic_mem;
/*****************
* 4. Read EEPROM
* 3. Read EEPROM
*****************/
/* Read the EEPROM */
err = iwl_eeprom_init(trans(priv), trans(priv)->hw_rev);
/* Reset chip to save power until we load uCode during "up". */
iwl_trans_stop_hw(trans(priv));
@ -1225,7 +1291,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
if (err)
goto out_free_eeprom;
err = iwl_eeprom_check_sku(priv);
err = iwl_eeprom_init_hw_params(priv);
if (err)
goto out_free_eeprom;
@ -1243,28 +1309,27 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
}
/************************
* 5. Setup HW constants
* 4. Setup HW constants
************************/
iwl_set_hw_params(priv);
ucode_flags = fw->ucode_capa.flags;
#ifndef CONFIG_IWLWIFI_P2P
ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN;
#endif
if (!(hw_params(priv).sku & EEPROM_SKU_CAP_IPAN_ENABLE))
if (!(hw_params(priv).sku & EEPROM_SKU_CAP_IPAN_ENABLE)) {
IWL_DEBUG_INFO(priv, "Your EEPROM disabled PAN");
ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN;
/*
* if not PAN, then don't support P2P -- might be a uCode
* packaging bug or due to the eeprom check above
*/
if (!(ucode_flags & IWL_UCODE_TLV_FLAGS_PAN))
/*
* if not PAN, then don't support P2P -- might be a uCode
* packaging bug or due to the eeprom check above
*/
ucode_flags &= ~IWL_UCODE_TLV_FLAGS_P2P;
priv->sta_key_max_num = STA_KEY_MAX_NUM;
trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
/* Configure transport layer again*/
iwl_trans_configure(trans(priv), &trans_cfg);
}
/*******************
* 6. Setup priv
* 5. Setup priv
*******************/
err = iwl_init_drv(priv);
@ -1273,7 +1338,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
/* At this point both hw and priv are initialized. */
/********************
* 7. Setup services
* 6. Setup services
********************/
iwl_setup_deferred_work(priv);
iwl_setup_rx_handlers(priv);
@ -1289,14 +1354,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
priv->new_scan_threshold_behaviour =
!!(ucode_flags & IWL_UCODE_TLV_FLAGS_NEWSCAN);
if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) {
priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
priv->shrd->cmd_queue = IWL_IPAN_CMD_QUEUE_NUM;
} else {
priv->sta_key_max_num = STA_KEY_MAX_NUM;
priv->shrd->cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
}
priv->phy_calib_chain_noise_reset_cmd =
fw->ucode_capa.standard_phy_calibration_size;
priv->phy_calib_chain_noise_gain_cmd =
@ -1308,7 +1365,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans)
/**************************************************
* This is still part of probe() in a sense...
*
* 9. Setup and register with mac80211 and debugfs
* 7. Setup and register with mac80211 and debugfs
**************************************************/
err = iwlagn_mac_setup_register(priv, &fw->ucode_capa);
if (err)
@ -1340,28 +1397,19 @@ static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
wait_for_completion(&nic(priv)->request_firmware_complete);
IWL_DEBUG_INFO(priv, "*** UNLOAD DRIVER ***\n");
iwl_dbgfs_unregister(priv);
/* ieee80211_unregister_hw call wil cause iwlagn_mac_stop to
* to be called and iwl_down since we are removing the device
* we need to set STATUS_EXIT_PENDING bit.
*/
set_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
iwl_testmode_cleanup(priv);
iwlagn_mac_unregister(priv);
iwl_tt_exit(priv);
/*This will stop the queues, move the device to low power state */
priv->ucode_loaded = false;
iwl_trans_stop_device(trans(priv));
iwl_dealloc_ucode(nic(priv));
iwl_eeprom_free(priv->shrd);
/*netif_stop_queue(dev); */
@ -1381,6 +1429,60 @@ static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
ieee80211_free_hw(priv->hw);
}
static void iwl_cmd_queue_full(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
if (!iwl_check_for_ct_kill(priv)) {
IWL_ERR(priv, "Restarting adapter queue is full\n");
iwl_nic_error(op_mode);
}
}
static void iwl_nic_config(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
cfg(priv)->lib->nic_config(priv);
}
static void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
set_bit(ac, &priv->transport_queue_stop);
ieee80211_stop_queue(priv->hw, ac);
}
static void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, u8 ac)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
clear_bit(ac, &priv->transport_queue_stop);
if (!priv->passive_no_rx)
ieee80211_wake_queue(priv->hw, ac);
}
void iwlagn_lift_passive_no_rx(struct iwl_priv *priv)
{
int ac;
if (!priv->passive_no_rx)
return;
for (ac = IEEE80211_AC_VO; ac < IEEE80211_NUM_ACS; ac++) {
if (!test_bit(ac, &priv->transport_queue_stop)) {
IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d");
ieee80211_wake_queue(priv->hw, ac);
} else {
IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d");
}
}
priv->passive_no_rx = false;
}
const struct iwl_op_mode_ops iwl_dvm_ops = {
.start = iwl_op_mode_dvm_start,
.stop = iwl_op_mode_dvm_stop,
@ -1390,6 +1492,8 @@ const struct iwl_op_mode_ops iwl_dvm_ops = {
.hw_rf_kill = iwl_set_hw_rfkill_state,
.free_skb = iwl_free_skb,
.nic_error = iwl_nic_error,
.cmd_queue_full = iwl_cmd_queue_full,
.nic_config = iwl_nic_config,
};
/*****************************************************************************
@ -1397,6 +1501,9 @@ const struct iwl_op_mode_ops iwl_dvm_ops = {
* driver and module entry point
*
*****************************************************************************/
struct kmem_cache *iwl_tx_cmd_pool;
static int __init iwl_init(void)
{
@ -1404,20 +1511,27 @@ static int __init iwl_init(void)
pr_info(DRV_DESCRIPTION ", " DRV_VERSION "\n");
pr_info(DRV_COPYRIGHT "\n");
iwl_tx_cmd_pool = kmem_cache_create("iwl_dev_cmd",
sizeof(struct iwl_device_cmd),
sizeof(void *), 0, NULL);
if (!iwl_tx_cmd_pool)
return -ENOMEM;
ret = iwlagn_rate_control_register();
if (ret) {
pr_err("Unable to register rate control algorithm: %d\n", ret);
return ret;
goto error_rc_register;
}
ret = iwl_pci_register_driver();
if (ret)
goto error_register;
goto error_pci_register;
return ret;
error_register:
error_pci_register:
iwlagn_rate_control_unregister();
error_rc_register:
kmem_cache_destroy(iwl_tx_cmd_pool);
return ret;
}
@ -1425,6 +1539,7 @@ static void __exit iwl_exit(void)
{
iwl_pci_unregister_driver();
iwlagn_rate_control_unregister();
kmem_cache_destroy(iwl_tx_cmd_pool);
}
module_exit(iwl_exit);
@ -1438,8 +1553,6 @@ MODULE_PARM_DESC(debug, "debug output mask");
module_param_named(swcrypto, iwlagn_mod_params.sw_crypto, int, S_IRUGO);
MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])");
module_param_named(queues_num, iwlagn_mod_params.num_of_queues, int, S_IRUGO);
MODULE_PARM_DESC(queues_num, "number of hw queues.");
module_param_named(11n_disable, iwlagn_mod_params.disable_11n, uint, S_IRUGO);
MODULE_PARM_DESC(11n_disable,
"disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX");

166
drivers/net/wireless/iwlwifi/iwl-agn.h
View File

@ -82,20 +82,26 @@ void iwl_cancel_deferred_work(struct iwl_priv *priv);
void iwlagn_prepare_restart(struct iwl_priv *priv);
void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb);
int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state);
void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
void iwl_nic_error(struct iwl_op_mode *op_mode);
bool iwl_check_for_ct_kill(struct iwl_priv *priv);
void iwlagn_lift_passive_no_rx(struct iwl_priv *priv);
/* MAC80211 */
struct ieee80211_hw *iwl_alloc_all(void);
int iwlagn_mac_setup_register(struct iwl_priv *priv,
struct iwl_ucode_capabilities *capa);
const struct iwl_ucode_capabilities *capa);
void iwlagn_mac_unregister(struct iwl_priv *priv);
/* commands */
int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
u32 flags, u16 len, const void *data);
/* RXON */
int iwlagn_set_pan_params(struct iwl_priv *priv);
int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
@ -110,9 +116,18 @@ void iwlagn_config_ht40(struct ieee80211_conf *conf,
/* uCode */
int iwlagn_rx_calib_result(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags);
int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
void iwl_send_prio_tbl(struct iwl_priv *priv);
int iwl_init_alive_start(struct iwl_priv *priv);
int iwl_run_init_ucode(struct iwl_priv *priv);
int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
enum iwl_ucode_type ucode_type);
int iwl_send_calib_results(struct iwl_priv *priv);
int iwl_calib_set(struct iwl_priv *priv,
const struct iwl_calib_hdr *cmd, int len);
void iwl_calib_free_results(struct iwl_priv *priv);
/* lib */
int iwlagn_send_tx_power(struct iwl_priv *priv);
@ -124,8 +139,7 @@ int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
#ifdef CONFIG_PM_SLEEP
int iwlagn_send_patterns(struct iwl_priv *priv,
struct cfg80211_wowlan *wowlan);
int iwlagn_suspend(struct iwl_priv *priv,
struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan);
#endif
/* rx */
@ -142,9 +156,9 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid);
int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
static inline u32 iwl_tx_status_to_mac80211(u32 status)
@ -179,7 +193,7 @@ void iwlagn_disable_roc(struct iwl_priv *priv);
/* bt coex */
void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
@ -220,6 +234,8 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct ieee80211_sta *sta, u8 *sta_id_r);
int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr);
void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr);
u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
@ -227,46 +243,12 @@ void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
u8 sta_id, struct iwl_link_quality_cmd *link_cmd);
int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct iwl_link_quality_cmd *lq, u8 flags, bool init);
void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
struct ieee80211_sta *sta);
/**
* iwl_clear_driver_stations - clear knowledge of all stations from driver
* @priv: iwl priv struct
*
* This is called during iwl_down() to make sure that in the case
* we're coming there from a hardware restart mac80211 will be
* able to reconfigure stations -- if we're getting there in the
* normal down flow then the stations will already be cleared.
*/
static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
{
unsigned long flags;
struct iwl_rxon_context *ctx;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
memset(priv->stations, 0, sizeof(priv->stations));
priv->num_stations = 0;
priv->ucode_key_table = 0;
for_each_context(priv, ctx) {
/*
* Remove all key information that is not stored as part
* of station information since mac80211 may not have had
* a chance to remove all the keys. When device is
* reconfigured by mac80211 after an error all keys will
* be reconfigured.
*/
memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
ctx->key_mapping_keys = 0;
}
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
}
static inline int iwl_sta_id(struct ieee80211_sta *sta)
{
if (WARN_ON(!sta))
@ -275,37 +257,6 @@ static inline int iwl_sta_id(struct ieee80211_sta *sta)
return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
}
/**
* iwl_sta_id_or_broadcast - return sta_id or broadcast sta
* @priv: iwl priv
* @context: the current context
* @sta: mac80211 station
*
* In certain circumstances mac80211 passes a station pointer
* that may be %NULL, for example during TX or key setup. In
* that case, we need to use the broadcast station, so this
* inline wraps that pattern.
*/
static inline int iwl_sta_id_or_broadcast(struct iwl_priv *priv,
struct iwl_rxon_context *context,
struct ieee80211_sta *sta)
{
int sta_id;
if (!sta)
return context->bcast_sta_id;
sta_id = iwl_sta_id(sta);
/*
* mac80211 should not be passing a partially
* initialised station!
*/
WARN_ON(sta_id == IWL_INVALID_STATION);
return sta_id;
}
int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
@ -355,7 +306,6 @@ static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
}
/* eeprom */
void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv);
void iwl_eeprom_get_mac(const struct iwl_shared *shrd, u8 *mac);
extern int iwl_alive_start(struct iwl_priv *priv);
@ -402,4 +352,58 @@ static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
}
#endif
/* status checks */
static inline int iwl_is_ready(struct iwl_priv *priv)
{
/* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
* set but EXIT_PENDING is not */
return test_bit(STATUS_READY, &priv->status) &&
test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
!test_bit(STATUS_EXIT_PENDING, &priv->status);
}
static inline int iwl_is_alive(struct iwl_priv *priv)
{
return test_bit(STATUS_ALIVE, &priv->status);
}
static inline int iwl_is_rfkill(struct iwl_priv *priv)
{
return test_bit(STATUS_RF_KILL_HW, &priv->status);
}
static inline int iwl_is_ctkill(struct iwl_priv *priv)
{
return test_bit(STATUS_CT_KILL, &priv->status);
}
static inline int iwl_is_ready_rf(struct iwl_priv *priv)
{
if (iwl_is_rfkill(priv))
return 0;
return iwl_is_ready(priv);
}
#ifdef CONFIG_IWLWIFI_DEBUG
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
if (!iwl_is_rfkill((m))) \
IWL_ERR(m, fmt, ##args); \
else \
__iwl_err(trans(m)->dev, true, \
!iwl_have_debug_level(IWL_DL_RADIO), \
fmt, ##args); \
} while (0)
#else
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
if (!iwl_is_rfkill((m))) \
IWL_ERR(m, fmt, ##args); \
else \
__iwl_err(trans(m)->dev, true, true, fmt, ##args); \
} while (0)
#endif /* CONFIG_IWLWIFI_DEBUG */
#endif /* __iwl_agn_h__ */

82
drivers/net/wireless/iwlwifi/iwl-cfg.h
View File

@ -68,46 +68,46 @@
* This file declares the config structures for all devices.
*/
extern struct iwl_cfg iwl5300_agn_cfg;
extern struct iwl_cfg iwl5100_agn_cfg;
extern struct iwl_cfg iwl5350_agn_cfg;
extern struct iwl_cfg iwl5100_bgn_cfg;
extern struct iwl_cfg iwl5100_abg_cfg;
extern struct iwl_cfg iwl5150_agn_cfg;
extern struct iwl_cfg iwl5150_abg_cfg;
extern struct iwl_cfg iwl6005_2agn_cfg;
extern struct iwl_cfg iwl6005_2abg_cfg;
extern struct iwl_cfg iwl6005_2bg_cfg;
extern struct iwl_cfg iwl6005_2agn_sff_cfg;
extern struct iwl_cfg iwl6005_2agn_d_cfg;
extern struct iwl_cfg iwl6005_2agn_mow1_cfg;
extern struct iwl_cfg iwl6005_2agn_mow2_cfg;
extern struct iwl_cfg iwl1030_bgn_cfg;
extern struct iwl_cfg iwl1030_bg_cfg;
extern struct iwl_cfg iwl6030_2agn_cfg;
extern struct iwl_cfg iwl6030_2abg_cfg;
extern struct iwl_cfg iwl6030_2bgn_cfg;
extern struct iwl_cfg iwl6030_2bg_cfg;
extern struct iwl_cfg iwl6000i_2agn_cfg;
extern struct iwl_cfg iwl6000i_2abg_cfg;
extern struct iwl_cfg iwl6000i_2bg_cfg;
extern struct iwl_cfg iwl6000_3agn_cfg;
extern struct iwl_cfg iwl6050_2agn_cfg;
extern struct iwl_cfg iwl6050_2abg_cfg;
extern struct iwl_cfg iwl6150_bgn_cfg;
extern struct iwl_cfg iwl6150_bg_cfg;
extern struct iwl_cfg iwl1000_bgn_cfg;
extern struct iwl_cfg iwl1000_bg_cfg;
extern struct iwl_cfg iwl100_bgn_cfg;
extern struct iwl_cfg iwl100_bg_cfg;
extern struct iwl_cfg iwl130_bgn_cfg;
extern struct iwl_cfg iwl130_bg_cfg;
extern struct iwl_cfg iwl2000_2bgn_cfg;
extern struct iwl_cfg iwl2000_2bgn_d_cfg;
extern struct iwl_cfg iwl2030_2bgn_cfg;
extern struct iwl_cfg iwl6035_2agn_cfg;
extern struct iwl_cfg iwl105_bgn_cfg;
extern struct iwl_cfg iwl105_bgn_d_cfg;
extern struct iwl_cfg iwl135_bgn_cfg;
extern const struct iwl_cfg iwl5300_agn_cfg;
extern const struct iwl_cfg iwl5100_agn_cfg;
extern const struct iwl_cfg iwl5350_agn_cfg;
extern const struct iwl_cfg iwl5100_bgn_cfg;
extern const struct iwl_cfg iwl5100_abg_cfg;
extern const struct iwl_cfg iwl5150_agn_cfg;
extern const struct iwl_cfg iwl5150_abg_cfg;
extern const struct iwl_cfg iwl6005_2agn_cfg;
extern const struct iwl_cfg iwl6005_2abg_cfg;
extern const struct iwl_cfg iwl6005_2bg_cfg;
extern const struct iwl_cfg iwl6005_2agn_sff_cfg;
extern const struct iwl_cfg iwl6005_2agn_d_cfg;
extern const struct iwl_cfg iwl6005_2agn_mow1_cfg;
extern const struct iwl_cfg iwl6005_2agn_mow2_cfg;
extern const struct iwl_cfg iwl1030_bgn_cfg;
extern const struct iwl_cfg iwl1030_bg_cfg;
extern const struct iwl_cfg iwl6030_2agn_cfg;
extern const struct iwl_cfg iwl6030_2abg_cfg;
extern const struct iwl_cfg iwl6030_2bgn_cfg;
extern const struct iwl_cfg iwl6030_2bg_cfg;
extern const struct iwl_cfg iwl6000i_2agn_cfg;
extern const struct iwl_cfg iwl6000i_2abg_cfg;
extern const struct iwl_cfg iwl6000i_2bg_cfg;
extern const struct iwl_cfg iwl6000_3agn_cfg;
extern const struct iwl_cfg iwl6050_2agn_cfg;
extern const struct iwl_cfg iwl6050_2abg_cfg;
extern const struct iwl_cfg iwl6150_bgn_cfg;
extern const struct iwl_cfg iwl6150_bg_cfg;
extern const struct iwl_cfg iwl1000_bgn_cfg;
extern const struct iwl_cfg iwl1000_bg_cfg;
extern const struct iwl_cfg iwl100_bgn_cfg;
extern const struct iwl_cfg iwl100_bg_cfg;
extern const struct iwl_cfg iwl130_bgn_cfg;
extern const struct iwl_cfg iwl130_bg_cfg;
extern const struct iwl_cfg iwl2000_2bgn_cfg;
extern const struct iwl_cfg iwl2000_2bgn_d_cfg;
extern const struct iwl_cfg iwl2030_2bgn_cfg;
extern const struct iwl_cfg iwl6035_2agn_cfg;
extern const struct iwl_cfg iwl105_bgn_cfg;
extern const struct iwl_cfg iwl105_bgn_d_cfg;
extern const struct iwl_cfg iwl135_bgn_cfg;
#endif /* __iwl_pci_h__ */

106
drivers/net/wireless/iwlwifi/iwl-commands.h
View File

@ -69,22 +69,9 @@
#ifndef __iwl_commands_h__
#define __iwl_commands_h__
#include <linux/etherdevice.h>
#include <linux/ieee80211.h>
#include <linux/types.h>
struct iwl_priv;
/* uCode version contains 4 values: Major/Minor/API/Serial */
#define IWL_UCODE_MAJOR(ver) (((ver) & 0xFF000000) >> 24)
#define IWL_UCODE_MINOR(ver) (((ver) & 0x00FF0000) >> 16)
#define IWL_UCODE_API(ver) (((ver) & 0x0000FF00) >> 8)
#define IWL_UCODE_SERIAL(ver) ((ver) & 0x000000FF)
/* Tx rates */
#define IWL_CCK_RATES 4
#define IWL_OFDM_RATES 8
#define IWL_MAX_RATES (IWL_CCK_RATES + IWL_OFDM_RATES)
enum {
REPLY_ALIVE = 0x1,
@ -213,48 +200,6 @@ enum {
/* iwl_cmd_header flags value */
#define IWL_CMD_FAILED_MSK 0x40
#define SEQ_TO_QUEUE(s) (((s) >> 8) & 0x1f)
#define QUEUE_TO_SEQ(q) (((q) & 0x1f) << 8)
#define SEQ_TO_INDEX(s) ((s) & 0xff)
#define INDEX_TO_SEQ(i) ((i) & 0xff)
#define SEQ_RX_FRAME cpu_to_le16(0x8000)
/**
* struct iwl_cmd_header
*
* This header format appears in the beginning of each command sent from the
* driver, and each response/notification received from uCode.
*/
struct iwl_cmd_header {
u8 cmd; /* Command ID: REPLY_RXON, etc. */
u8 flags; /* 0:5 reserved, 6 abort, 7 internal */
/*
* The driver sets up the sequence number to values of its choosing.
* uCode does not use this value, but passes it back to the driver
* when sending the response to each driver-originated command, so
* the driver can match the response to the command. Since the values
* don't get used by uCode, the driver may set up an arbitrary format.
*
* There is one exception: uCode sets bit 15 when it originates
* the response/notification, i.e. when the response/notification
* is not a direct response to a command sent by the driver. For
* example, uCode issues REPLY_RX when it sends a received frame
* to the driver; it is not a direct response to any driver command.
*
* The Linux driver uses the following format:
*
* 0:7 tfd index - position within TX queue
* 8:12 TX queue id
* 13:14 reserved
* 15 unsolicited RX or uCode-originated notification
*/
__le16 sequence;
/* command or response/notification data follows immediately */
u8 data[0];
} __packed;
/**
* iwlagn rate_n_flags bit fields
*
@ -3151,8 +3096,6 @@ struct iwl_enhance_sensitivity_cmd {
*/
/* Phy calibration command for series */
/* The default calibrate table size if not specified by firmware */
#define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE 18
enum {
IWL_PHY_CALIBRATE_DC_CMD = 8,
IWL_PHY_CALIBRATE_LO_CMD = 9,
@ -3161,11 +3104,8 @@ enum {
IWL_PHY_CALIBRATE_BASE_BAND_CMD = 16,
IWL_PHY_CALIBRATE_TX_IQ_PERD_CMD = 17,
IWL_PHY_CALIBRATE_TEMP_OFFSET_CMD = 18,
IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE = 19,
};
#define IWL_MAX_PHY_CALIBRATE_TBL_SIZE (253)
/* This enum defines the bitmap of various calibrations to enable in both
* init ucode and runtime ucode through CALIBRATION_CFG_CMD.
*/
@ -3905,50 +3845,6 @@ struct iwlagn_wowlan_kek_kck_material_cmd {
__le64 replay_ctr;
} __packed;
/******************************************************************************
* (13)
* Union of all expected notifications/responses:
*
*****************************************************************************/
#define FH_RSCSR_FRAME_SIZE_MSK (0x00003FFF) /* bits 0-13 */
struct iwl_rx_packet {
/*
* The first 4 bytes of the RX frame header contain both the RX frame
* size and some flags.
* Bit fields:
* 31: flag flush RB request
* 30: flag ignore TC (terminal counter) request
* 29: flag fast IRQ request
* 28-14: Reserved
* 13-00: RX frame size
*/
__le32 len_n_flags;
struct iwl_cmd_header hdr;
union {
struct iwl_alive_resp alive_frame;
struct iwl_spectrum_notification spectrum_notif;
struct iwl_csa_notification csa_notif;
struct iwl_error_resp err_resp;
struct iwl_card_state_notif card_state_notif;
struct iwl_add_sta_resp add_sta;
struct iwl_rem_sta_resp rem_sta;
struct iwl_sleep_notification sleep_notif;
struct iwl_spectrum_resp spectrum;
struct iwl_notif_statistics stats;
struct iwl_bt_notif_statistics stats_bt;
struct iwl_compressed_ba_resp compressed_ba;
struct iwl_missed_beacon_notif missed_beacon;
struct iwl_coex_medium_notification coex_medium_notif;
struct iwl_coex_event_resp coex_event;
struct iwl_bt_coex_profile_notif bt_coex_profile_notif;
__le32 status;
u8 raw[0];
} u;
} __packed;
int iwl_agn_check_rxon_cmd(struct iwl_priv *priv);
/*
* REPLY_WIPAN_PARAMS = 0xb2 (Commands and Notification)
*/

116
drivers/net/wireless/iwlwifi/iwl-core.c
View File

@ -41,7 +41,6 @@
#include "iwl-shared.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "iwl-wifi.h"
const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
@ -114,7 +113,7 @@ int iwl_init_geos(struct iwl_priv *priv)
if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates ||
priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) {
IWL_DEBUG_INFO(priv, "Geography modes already initialized.\n");
set_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status);
set_bit(STATUS_GEO_CONFIGURED, &priv->status);
return 0;
}
@ -137,7 +136,7 @@ int iwl_init_geos(struct iwl_priv *priv)
sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE;
if (cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE)
if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
iwl_init_ht_hw_capab(priv, &sband->ht_cap,
IEEE80211_BAND_5GHZ);
@ -147,7 +146,7 @@ int iwl_init_geos(struct iwl_priv *priv)
sband->bitrates = rates;
sband->n_bitrates = IWL_RATE_COUNT_LEGACY;
if (cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE)
if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
iwl_init_ht_hw_capab(priv, &sband->ht_cap,
IEEE80211_BAND_2GHZ);
@ -202,18 +201,18 @@ int iwl_init_geos(struct iwl_priv *priv)
priv->tx_power_next = max_tx_power;
if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
cfg(priv)->sku & EEPROM_SKU_CAP_BAND_52GHZ) {
hw_params(priv).sku & EEPROM_SKU_CAP_BAND_52GHZ) {
IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
"Please send your %s to maintainer.\n",
trans(priv)->hw_id_str);
cfg(priv)->sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
hw_params(priv).sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
}
IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n",
priv->bands[IEEE80211_BAND_2GHZ].n_channels,
priv->bands[IEEE80211_BAND_5GHZ].n_channels);
set_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status);
set_bit(STATUS_GEO_CONFIGURED, &priv->status);
return 0;
}
@ -225,7 +224,7 @@ void iwl_free_geos(struct iwl_priv *priv)
{
kfree(priv->ieee_channels);
kfree(priv->ieee_rates);
clear_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status);
clear_bit(STATUS_GEO_CONFIGURED, &priv->status);
}
static bool iwl_is_channel_extension(struct iwl_priv *priv,
@ -317,7 +316,7 @@ int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
conf = &priv->hw->conf;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
memset(&ctx->timing, 0, sizeof(struct iwl_rxon_time_cmd));
@ -370,7 +369,7 @@ int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
le32_to_cpu(ctx->timing.beacon_init_val),
le16_to_cpu(ctx->timing.atim_window));
return iwl_trans_send_cmd_pdu(trans(priv), ctx->rxon_timing_cmd,
return iwl_dvm_send_cmd_pdu(priv, ctx->rxon_timing_cmd,
CMD_SYNC, sizeof(ctx->timing), &ctx->timing);
}
@ -799,11 +798,10 @@ void iwl_chswitch_done(struct iwl_priv *priv, bool is_success)
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING,
&priv->shrd->status))
if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
ieee80211_chswitch_done(ctx->vif, is_success);
}
@ -836,23 +834,26 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
unsigned long reload_jiffies;
#ifdef CONFIG_IWLWIFI_DEBUG
if (iwl_get_debug_level(priv->shrd) & IWL_DL_FW_ERRORS)
if (iwl_have_debug_level(IWL_DL_FW_ERRORS))
iwl_print_rx_config_cmd(priv, IWL_RXON_CTX_BSS);
#endif
/* uCode is no longer loaded. */
priv->ucode_loaded = false;
/* Set the FW error flag -- cleared on iwl_down */
set_bit(STATUS_FW_ERROR, &priv->shrd->status);
/* Cancel currently queued command. */
clear_bit(STATUS_HCMD_ACTIVE, &priv->shrd->status);
iwl_abort_notification_waits(priv->shrd);
iwl_abort_notification_waits(&priv->notif_wait);
/* Keep the restart process from trying to send host
* commands by clearing the ready bit */
clear_bit(STATUS_READY, &priv->shrd->status);
clear_bit(STATUS_READY, &priv->status);
wake_up(&priv->shrd->wait_command_queue);
wake_up(&trans(priv)->wait_command_queue);
if (!ondemand) {
/*
@ -875,7 +876,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
priv->reload_count = 0;
}
if (!test_bit(STATUS_EXIT_PENDING, &priv->shrd->status)) {
if (!test_bit(STATUS_EXIT_PENDING, &priv->status)) {
if (iwlagn_mod_params.restart_fw) {
IWL_DEBUG_FW_ERRORS(priv,
"Restarting adapter due to uCode error.\n");
@ -893,7 +894,7 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
bool defer;
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (priv->tx_power_user_lmt == tx_power && !force)
return 0;
@ -913,7 +914,7 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
return -EINVAL;
}
if (!iwl_is_ready_rf(priv->shrd))
if (!iwl_is_ready_rf(priv))
return -EIO;
/* scan complete and commit_rxon use tx_power_next value,
@ -921,7 +922,7 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
priv->tx_power_next = tx_power;
/* do not set tx power when scanning or channel changing */
defer = test_bit(STATUS_SCANNING, &priv->shrd->status) ||
defer = test_bit(STATUS_SCANNING, &priv->status) ||
memcmp(&ctx->active, &ctx->staging, sizeof(ctx->staging));
if (defer && !force) {
IWL_DEBUG_INFO(priv, "Deferring tx power set\n");
@ -959,7 +960,7 @@ void iwl_send_bt_config(struct iwl_priv *priv)
IWL_DEBUG_INFO(priv, "BT coex %s\n",
(bt_cmd.flags == BT_COEX_DISABLE) ? "disable" : "active");
if (iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG,
if (iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
CMD_SYNC, sizeof(struct iwl_bt_cmd), &bt_cmd))
IWL_ERR(priv, "failed to send BT Coex Config\n");
}
@ -972,12 +973,12 @@ int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags, bool clear)
};
if (flags & CMD_ASYNC)
return iwl_trans_send_cmd_pdu(trans(priv), REPLY_STATISTICS_CMD,
return iwl_dvm_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
CMD_ASYNC,
sizeof(struct iwl_statistics_cmd),
&statistics_cmd);
else
return iwl_trans_send_cmd_pdu(trans(priv), REPLY_STATISTICS_CMD,
return iwl_dvm_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
CMD_SYNC,
sizeof(struct iwl_statistics_cmd),
&statistics_cmd);
@ -1004,7 +1005,7 @@ int iwl_alloc_traffic_mem(struct iwl_priv *priv)
{
u32 traffic_size = IWL_TRAFFIC_DUMP_SIZE;
if (iwl_get_debug_level(priv->shrd) & IWL_DL_TX) {
if (iwl_have_debug_level(IWL_DL_TX)) {
if (!priv->tx_traffic) {
priv->tx_traffic =
kzalloc(traffic_size, GFP_KERNEL);
@ -1012,7 +1013,7 @@ int iwl_alloc_traffic_mem(struct iwl_priv *priv)
return -ENOMEM;
}
}
if (iwl_get_debug_level(priv->shrd) & IWL_DL_RX) {
if (iwl_have_debug_level(IWL_DL_RX)) {
if (!priv->rx_traffic) {
priv->rx_traffic =
kzalloc(traffic_size, GFP_KERNEL);
@ -1039,7 +1040,7 @@ void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
__le16 fc;
u16 len;
if (likely(!(iwl_get_debug_level(priv->shrd) & IWL_DL_TX)))
if (likely(!iwl_have_debug_level(IWL_DL_TX)))
return;
if (!priv->tx_traffic)
@ -1063,7 +1064,7 @@ void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
__le16 fc;
u16 len;
if (likely(!(iwl_get_debug_level(priv->shrd) & IWL_DL_RX)))
if (likely(!iwl_have_debug_level(IWL_DL_RX)))
return;
if (!priv->rx_traffic)
@ -1220,7 +1221,7 @@ void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, u16 len)
static void iwl_force_rf_reset(struct iwl_priv *priv)
{
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (!iwl_is_any_associated(priv)) {
@ -1245,7 +1246,7 @@ int iwl_force_reset(struct iwl_priv *priv, int mode, bool external)
{
struct iwl_force_reset *force_reset;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return -EINVAL;
if (mode >= IWL_MAX_FORCE_RESET) {
@ -1301,7 +1302,7 @@ int iwl_cmd_echo_test(struct iwl_priv *priv)
.flags = CMD_SYNC,
};
ret = iwl_trans_send_cmd(trans(priv), &cmd);
ret = iwl_dvm_send_cmd(priv, &cmd);
if (ret)
IWL_ERR(priv, "echo testing fail: 0X%x\n", ret);
else
@ -1335,30 +1336,20 @@ void iwl_bg_watchdog(unsigned long data)
int cnt;
unsigned long timeout;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (iwl_is_rfkill(priv->shrd))
if (iwl_is_rfkill(priv))
return;
timeout = cfg(priv)->base_params->wd_timeout;
timeout = hw_params(priv).wd_timeout;
if (timeout == 0)
return;
/* monitor and check for stuck cmd queue */
if (iwl_check_stuck_queue(priv, priv->shrd->cmd_queue))
return;
/* monitor and check for other stuck queues */
if (iwl_is_any_associated(priv)) {
for (cnt = 0; cnt < hw_params(priv).max_txq_num; cnt++) {
/* skip as we already checked the command queue */
if (cnt == priv->shrd->cmd_queue)
continue;
if (iwl_check_stuck_queue(priv, cnt))
return;
}
}
/* monitor and check for stuck queues */
for (cnt = 0; cnt < cfg(priv)->base_params->num_of_queues; cnt++)
if (iwl_check_stuck_queue(priv, cnt))
return;
mod_timer(&priv->watchdog, jiffies +
msecs_to_jiffies(IWL_WD_TICK(timeout)));
@ -1366,7 +1357,7 @@ void iwl_bg_watchdog(unsigned long data)
void iwl_setup_watchdog(struct iwl_priv *priv)
{
unsigned int timeout = cfg(priv)->base_params->wd_timeout;
unsigned int timeout = hw_params(priv).wd_timeout;
if (!iwlagn_mod_params.wd_disable) {
/* use system default */
@ -1471,34 +1462,19 @@ void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
wiphy_rfkill_set_hw_state(priv->hw->wiphy, state);
}
if (state)
set_bit(STATUS_RF_KILL_HW, &priv->status);
else
clear_bit(STATUS_RF_KILL_HW, &priv->status);
void iwl_nic_config(struct iwl_priv *priv)
{
cfg(priv)->lib->nic_config(priv);
wiphy_rfkill_set_hw_state(priv->hw->wiphy, state);
}
void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
struct ieee80211_tx_info *info;
info = IEEE80211_SKB_CB(skb);
kmem_cache_free(priv->tx_cmd_pool, (info->driver_data[1]));
kmem_cache_free(iwl_tx_cmd_pool, (info->driver_data[1]));
dev_kfree_skb_any(skb);
}
void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
ieee80211_stop_queue(priv->hw, ac);
}
void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, u8 ac)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
ieee80211_wake_queue(priv->hw, ac);
}

78
drivers/net/wireless/iwlwifi/iwl-core.h
View File

@ -77,12 +77,6 @@ struct iwl_cmd;
struct iwl_lib_ops {
/* set hw dependent parameters */
void (*set_hw_params)(struct iwl_priv *priv);
/* setup BT Rx handler */
void (*bt_rx_handler_setup)(struct iwl_priv *priv);
/* setup BT related deferred work */
void (*bt_setup_deferred_work)(struct iwl_priv *priv);
/* cancel deferred work */
void (*cancel_deferred_work)(struct iwl_priv *priv);
int (*set_channel_switch)(struct iwl_priv *priv,
struct ieee80211_channel_switch *ch_switch);
/* device specific configuration */
@ -95,72 +89,6 @@ struct iwl_lib_ops {
void (*temperature)(struct iwl_priv *priv);
};
/*
* @max_ll_items: max number of OTP blocks
* @shadow_ram_support: shadow support for OTP memory
* @led_compensation: compensate on the led on/off time per HW according
* to the deviation to achieve the desired led frequency.
* The detail algorithm is described in iwl-led.c
* @chain_noise_num_beacons: number of beacons used to compute chain noise
* @adv_thermal_throttle: support advance thermal throttle
* @support_ct_kill_exit: support ct kill exit condition
* @support_wimax_coexist: support wimax/wifi co-exist
* @plcp_delta_threshold: plcp error rate threshold used to trigger
* radio tuning when there is a high receiving plcp error rate
* @chain_noise_scale: default chain noise scale used for gain computation
* @wd_timeout: TX queues watchdog timeout
* @max_event_log_size: size of event log buffer size for ucode event logging
* @shadow_reg_enable: HW shadhow register bit
* @no_idle_support: do not support idle mode
* @hd_v2: v2 of enhanced sensitivity value, used for 2000 series and up
* wd_disable: disable watchdog timer
*/
struct iwl_base_params {
int eeprom_size;
int num_of_queues; /* def: HW dependent */
int num_of_ampdu_queues;/* def: HW dependent */
/* for iwl_apm_init() */
u32 pll_cfg_val;
const u16 max_ll_items;
const bool shadow_ram_support;
u16 led_compensation;
bool adv_thermal_throttle;
bool support_ct_kill_exit;
const bool support_wimax_coexist;
u8 plcp_delta_threshold;
s32 chain_noise_scale;
unsigned int wd_timeout;
u32 max_event_log_size;
const bool shadow_reg_enable;
const bool no_idle_support;
const bool hd_v2;
const bool wd_disable;
};
/*
* @advanced_bt_coexist: support advanced bt coexist
* @bt_init_traffic_load: specify initial bt traffic load
* @bt_prio_boost: default bt priority boost value
* @agg_time_limit: maximum number of uSec in aggregation
* @bt_sco_disable: uCode should not response to BT in SCO/ESCO mode
*/
struct iwl_bt_params {
bool advanced_bt_coexist;
u8 bt_init_traffic_load;
u8 bt_prio_boost;
u16 agg_time_limit;
bool bt_sco_disable;
bool bt_session_2;
};
/*
* @use_rts_for_aggregation: use rts/cts protection for HT traffic
*/
struct iwl_ht_params {
const bool ht_greenfield_support; /* if used set to true */
bool use_rts_for_aggregation;
enum ieee80211_smps_mode smps_mode;
};
/***************************
* L i b *
***************************/
@ -244,8 +172,6 @@ void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
void iwl_force_scan_end(struct iwl_priv *priv);
void iwl_internal_short_hw_scan(struct iwl_priv *priv);
int iwl_force_reset(struct iwl_priv *priv, int mode, bool external);
u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
const u8 *ta, const u8 *ie, int ie_len, int left);
void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
@ -265,6 +191,10 @@ int __must_check iwl_scan_initiate(struct iwl_priv *priv,
#define IWL_SCAN_CHECK_WATCHDOG (HZ * 7)
/* traffic log definitions */
#define IWL_TRAFFIC_ENTRIES (256)
#define IWL_TRAFFIC_ENTRY_SIZE (64)
/*****************************************************
* S e n d i n g H o s t C o m m a n d s *
*****************************************************/

4
drivers/net/wireless/iwlwifi/iwl-debug.c
View File

@ -104,7 +104,7 @@ void __iwl_err(struct device *dev, bool rfkill_prefix, bool trace_only,
}
#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
void __iwl_dbg(struct iwl_shared *shared, struct device *dev,
void __iwl_dbg(struct device *dev,
u32 level, bool limit, const char *function,
const char *fmt, ...)
{
@ -116,7 +116,7 @@ void __iwl_dbg(struct iwl_shared *shared, struct device *dev,
va_start(args, fmt);
vaf.va = &args;
#ifdef CONFIG_IWLWIFI_DEBUG
if (iwl_get_debug_level(shared) & level &&
if (iwl_have_debug_level(level) &&
(!limit || net_ratelimit()))
dev_err(dev, "%c %s %pV", in_interrupt() ? 'I' : 'U',
function, &vaf);

26
drivers/net/wireless/iwlwifi/iwl-debug.h
View File

@ -47,12 +47,12 @@ void __iwl_crit(struct device *dev, const char *fmt, ...);
#define IWL_CRIT(m, f, a...) __iwl_crit(trans(m)->dev, f, ## a)
#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
void __iwl_dbg(struct iwl_shared *shared, struct device *dev,
void __iwl_dbg(struct device *dev,
u32 level, bool limit, const char *function,
const char *fmt, ...);
#else
static inline void
__iwl_dbg(struct iwl_shared *shared, struct device *dev,
__iwl_dbg(struct device *dev,
u32 level, bool limit, const char *function,
const char *fmt, ...)
{}
@ -65,35 +65,19 @@ do { \
} while (0)
#define IWL_DEBUG(m, level, fmt, args...) \
__iwl_dbg((m)->shrd, trans(m)->dev, level, false, __func__, fmt, ##args)
__iwl_dbg(trans(m)->dev, level, false, __func__, fmt, ##args)
#define IWL_DEBUG_LIMIT(m, level, fmt, args...) \
__iwl_dbg((m)->shrd, trans(m)->dev, level, true, __func__, fmt, ##args)
__iwl_dbg(trans(m)->dev, level, true, __func__, fmt, ##args)
#ifdef CONFIG_IWLWIFI_DEBUG
#define iwl_print_hex_dump(m, level, p, len) \
do { \
if (iwl_get_debug_level((m)->shrd) & level) \
if (iwl_have_debug_level(level)) \
print_hex_dump(KERN_DEBUG, "iwl data: ", \
DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \
} while (0)
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
if (!iwl_is_rfkill((m)->shrd)) \
IWL_ERR(m, fmt, ##args); \
else \
__iwl_err(trans(m)->dev, true, \
!(iwl_get_debug_level((m)->shrd) & IWL_DL_RADIO),\
fmt, ##args); \
} while (0)
#else
#define iwl_print_hex_dump(m, level, p, len)
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
if (!iwl_is_rfkill((m)->shrd)) \
IWL_ERR(m, fmt, ##args); \
else \
__iwl_err(trans(m)->dev, true, true, fmt, ##args); \
} while (0)
#endif /* CONFIG_IWLWIFI_DEBUG */
#ifdef CONFIG_IWLWIFI_DEBUGFS

173
drivers/net/wireless/iwlwifi/iwl-debugfs.c
View File

@ -40,7 +40,6 @@
#include "iwl-core.h"
#include "iwl-io.h"
#include "iwl-agn.h"
#include "iwl-wifi.h"
/* create and remove of files */
#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
@ -231,16 +230,18 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
int pos = 0;
int sram;
struct iwl_priv *priv = file->private_data;
const struct fw_img *img;
size_t bufsz;
/* default is to dump the entire data segment */
if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
struct iwl_nic *nic = nic(priv);
priv->dbgfs_sram_offset = 0x800000;
if (nic->shrd->ucode_type == IWL_UCODE_INIT)
priv->dbgfs_sram_len = nic->fw.ucode_init.data.len;
else
priv->dbgfs_sram_len = nic->fw.ucode_rt.data.len;
if (!priv->ucode_loaded) {
IWL_ERR(priv, "No uCode has been loadded.\n");
return -EINVAL;
}
img = &priv->fw->img[priv->shrd->ucode_type];
priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len;
}
len = priv->dbgfs_sram_len;
@ -337,13 +338,14 @@ static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = file->private_data;
const struct fw_img *img = &priv->fw->img[IWL_UCODE_WOWLAN];
if (!priv->wowlan_sram)
return -ENODATA;
return simple_read_from_buffer(user_buf, count, ppos,
priv->wowlan_sram,
nic(priv)->fw.ucode_wowlan.data.len);
img->sec[IWL_UCODE_SECTION_DATA].len);
}
static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
@ -456,7 +458,7 @@ static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
char *buf;
ssize_t ret;
if (!test_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status))
if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
@ -527,32 +529,26 @@ static ssize_t iwl_dbgfs_status_read(struct file *file,
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
test_bit(STATUS_HCMD_ACTIVE, &priv->shrd->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
test_bit(STATUS_INT_ENABLED, &priv->shrd->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
test_bit(STATUS_RF_KILL_HW, &priv->shrd->status));
test_bit(STATUS_RF_KILL_HW, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
test_bit(STATUS_CT_KILL, &priv->shrd->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
test_bit(STATUS_INIT, &priv->shrd->status));
test_bit(STATUS_CT_KILL, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
test_bit(STATUS_ALIVE, &priv->shrd->status));
test_bit(STATUS_ALIVE, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
test_bit(STATUS_READY, &priv->shrd->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
test_bit(STATUS_TEMPERATURE, &priv->shrd->status));
test_bit(STATUS_READY, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
test_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status));
test_bit(STATUS_GEO_CONFIGURED, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
test_bit(STATUS_EXIT_PENDING, &priv->shrd->status));
test_bit(STATUS_EXIT_PENDING, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
test_bit(STATUS_STATISTICS, &priv->shrd->status));
test_bit(STATUS_STATISTICS, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
test_bit(STATUS_SCANNING, &priv->shrd->status));
test_bit(STATUS_SCANNING, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
test_bit(STATUS_SCAN_ABORTING, &priv->shrd->status));
test_bit(STATUS_SCAN_ABORTING, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
test_bit(STATUS_SCAN_HW, &priv->shrd->status));
test_bit(STATUS_SCAN_HW, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
test_bit(STATUS_POWER_PMI, &priv->shrd->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
@ -758,14 +754,14 @@ static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
return -EINVAL;
if (!iwl_is_ready_rf(priv->shrd))
if (!iwl_is_ready_rf(priv))
return -EAGAIN;
priv->power_data.debug_sleep_level_override = value;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwl_power_update_mode(priv, true);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
return count;
}
@ -836,7 +832,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
char *buf;
int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
(hw_params(priv).max_txq_num * 32 * 8) + 400;
(cfg(priv)->base_params->num_of_queues * 32 * 8) + 400;
const u8 *ptr;
ssize_t ret;
@ -845,8 +841,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
IWL_ERR(priv, "Can not allocate buffer\n");
return -ENOMEM;
}
if (priv->tx_traffic &&
(iwl_get_debug_level(priv->shrd) & IWL_DL_TX)) {
if (priv->tx_traffic && iwl_have_debug_level(IWL_DL_TX)) {
ptr = priv->tx_traffic;
pos += scnprintf(buf + pos, bufsz - pos,
"Tx Traffic idx: %u\n", priv->tx_traffic_idx);
@ -864,8 +859,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
}
}
if (priv->rx_traffic &&
(iwl_get_debug_level(priv->shrd) & IWL_DL_RX)) {
if (priv->rx_traffic && iwl_have_debug_level(IWL_DL_RX)) {
ptr = priv->rx_traffic;
pos += scnprintf(buf + pos, bufsz - pos,
"Rx Traffic idx: %u\n", priv->rx_traffic_idx);
@ -920,6 +914,8 @@ static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
int p = 0;
u32 flag;
lockdep_assert_held(&priv->statistics.lock);
flag = le32_to_cpu(priv->statistics.flag);
p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
@ -953,7 +949,7 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
struct statistics_rx_non_phy *delta_general, *max_general;
struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
if (!iwl_is_alive(priv->shrd))
if (!iwl_is_alive(priv))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
@ -967,6 +963,7 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
* the last statistics notification from uCode
* might not reflect the current uCode activity
*/
spin_lock_bh(&priv->statistics.lock);
ofdm = &priv->statistics.rx_ofdm;
cck = &priv->statistics.rx_cck;
general = &priv->statistics.rx_non_phy;
@ -1363,6 +1360,8 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
accum_ht->unsupport_mcs,
delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
spin_unlock_bh(&priv->statistics.lock);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
@ -1379,7 +1378,7 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
ssize_t ret;
struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
if (!iwl_is_alive(priv->shrd))
if (!iwl_is_alive(priv))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
@ -1392,6 +1391,8 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
* the last statistics notification from uCode
* might not reflect the current uCode activity
*/
spin_lock_bh(&priv->statistics.lock);
tx = &priv->statistics.tx;
accum_tx = &priv->accum_stats.tx;
delta_tx = &priv->delta_stats.tx;
@ -1541,19 +1542,25 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) {
pos += scnprintf(buf + pos, bufsz - pos,
"tx power: (1/2 dB step)\n");
if ((cfg(priv)->valid_tx_ant & ANT_A) && tx->tx_power.ant_a)
if ((hw_params(priv).valid_tx_ant & ANT_A) &&
tx->tx_power.ant_a)
pos += scnprintf(buf + pos, bufsz - pos,
fmt_hex, "antenna A:",
tx->tx_power.ant_a);
if ((cfg(priv)->valid_tx_ant & ANT_B) && tx->tx_power.ant_b)
if ((hw_params(priv).valid_tx_ant & ANT_B) &&
tx->tx_power.ant_b)
pos += scnprintf(buf + pos, bufsz - pos,
fmt_hex, "antenna B:",
tx->tx_power.ant_b);
if ((cfg(priv)->valid_tx_ant & ANT_C) && tx->tx_power.ant_c)
if ((hw_params(priv).valid_tx_ant & ANT_C) &&
tx->tx_power.ant_c)
pos += scnprintf(buf + pos, bufsz - pos,
fmt_hex, "antenna C:",
tx->tx_power.ant_c);
}
spin_unlock_bh(&priv->statistics.lock);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
@ -1573,7 +1580,7 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
struct statistics_div *div, *accum_div, *delta_div, *max_div;
if (!iwl_is_alive(priv->shrd))
if (!iwl_is_alive(priv))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
@ -1586,6 +1593,9 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
* the last statistics notification from uCode
* might not reflect the current uCode activity
*/
spin_lock_bh(&priv->statistics.lock);
general = &priv->statistics.common;
dbg = &priv->statistics.common.dbg;
div = &priv->statistics.common.div;
@ -1670,6 +1680,9 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
accum_general->num_of_sos_states,
delta_general->num_of_sos_states,
max_general->num_of_sos_states);
spin_unlock_bh(&priv->statistics.lock);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
@ -1686,16 +1699,16 @@ static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
ssize_t ret;
struct statistics_bt_activity *bt, *accum_bt;
if (!iwl_is_alive(priv->shrd))
if (!iwl_is_alive(priv))
return -EAGAIN;
if (!priv->bt_enable_flag)
return -EINVAL;
/* make request to uCode to retrieve statistics information */
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
if (ret) {
IWL_ERR(priv,
@ -1713,6 +1726,9 @@ static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
* the last statistics notification from uCode
* might not reflect the current uCode activity
*/
spin_lock_bh(&priv->statistics.lock);
bt = &priv->statistics.bt_activity;
accum_bt = &priv->accum_stats.bt_activity;
@ -1758,6 +1774,8 @@ static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
le32_to_cpu(priv->statistics.num_bt_kills),
priv->statistics.accum_num_bt_kills);
spin_unlock_bh(&priv->statistics.lock);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
@ -1774,7 +1792,7 @@ static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file,
(sizeof(struct reply_agg_tx_error_statistics) * 24) + 200;
ssize_t ret;
if (!iwl_is_alive(priv->shrd))
if (!iwl_is_alive(priv))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
@ -2086,9 +2104,9 @@ static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
return -EFAULT;
/* make request to uCode to retrieve statistics information */
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwl_send_statistics_request(priv, CMD_SYNC, true);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
return count;
}
@ -2132,7 +2150,7 @@ static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
if (trace) {
priv->event_log.ucode_trace = true;
if (iwl_is_alive(priv->shrd)) {
if (iwl_is_alive(priv)) {
/* start collecting data now */
mod_timer(&priv->ucode_trace, jiffies);
}
@ -2221,7 +2239,7 @@ static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
const size_t bufsz = sizeof(buf);
pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
cfg(priv)->base_params->plcp_delta_threshold);
priv->plcp_delta_threshold);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
@ -2243,10 +2261,10 @@ static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
return -EINVAL;
if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
(plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
cfg(priv)->base_params->plcp_delta_threshold =
priv->plcp_delta_threshold =
IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
else
cfg(priv)->base_params->plcp_delta_threshold = plcp;
priv->plcp_delta_threshold = plcp;
return count;
}
@ -2322,7 +2340,7 @@ static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
if (sscanf(buf, "%d", &flush) != 1)
return -EINVAL;
if (iwl_is_rfkill(priv->shrd))
if (iwl_is_rfkill(priv))
return -EFAULT;
iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
@ -2348,7 +2366,7 @@ static ssize_t iwl_dbgfs_wd_timeout_write(struct file *file,
if (timeout < 0 || timeout > IWL_MAX_WD_TIMEOUT)
timeout = IWL_DEF_WD_TIMEOUT;
cfg(priv)->base_params->wd_timeout = timeout;
hw_params(priv).wd_timeout = timeout;
iwl_setup_watchdog(priv);
return count;
}
@ -2411,7 +2429,7 @@ static ssize_t iwl_dbgfs_protection_mode_read(struct file *file,
if (cfg(priv)->ht_params)
pos += scnprintf(buf + pos, bufsz - pos,
"use %s for aggregation\n",
(cfg(priv)->ht_params->use_rts_for_aggregation) ?
(hw_params(priv).use_rts_for_aggregation) ?
"rts/cts" : "cts-to-self");
else
pos += scnprintf(buf + pos, bufsz - pos, "N/A");
@ -2438,9 +2456,9 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file,
if (sscanf(buf, "%d", &rts) != 1)
return -EINVAL;
if (rts)
cfg(priv)->ht_params->use_rts_for_aggregation = true;
hw_params(priv).use_rts_for_aggregation = true;
else
cfg(priv)->ht_params->use_rts_for_aggregation = false;
hw_params(priv).use_rts_for_aggregation = false;
return count;
}
@ -2486,52 +2504,6 @@ DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
DEBUGFS_READ_FILE_OPS(reply_tx_error);
DEBUGFS_WRITE_FILE_OPS(echo_test);
#ifdef CONFIG_IWLWIFI_DEBUG
static ssize_t iwl_dbgfs_debug_level_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = file->private_data;
struct iwl_shared *shrd = priv->shrd;
char buf[11];
int len;
len = scnprintf(buf, sizeof(buf), "0x%.8x",
iwl_get_debug_level(shrd));
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t iwl_dbgfs_debug_level_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = file->private_data;
struct iwl_shared *shrd = priv->shrd;
char buf[11];
unsigned long val;
int ret;
if (count > sizeof(buf))
return -EINVAL;
memset(buf, 0, sizeof(buf));
if (copy_from_user(buf, user_buf, count))
return -EFAULT;
ret = strict_strtoul(buf, 0, &val);
if (ret)
return ret;
shrd->dbg_level_dev = val;
if (iwl_alloc_traffic_mem(priv))
IWL_ERR(priv, "Not enough memory to generate traffic log\n");
return count;
}
DEBUGFS_READ_WRITE_FILE_OPS(debug_level);
#endif /* CONFIG_IWLWIFI_DEBUG */
/*
* Create the debugfs files and directories
*
@ -2596,9 +2568,6 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR);
if (iwl_advanced_bt_coexist(priv))
DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
#ifdef CONFIG_IWLWIFI_DEBUG
DEBUGFS_ADD_FILE(debug_level, dir_debug, S_IRUSR | S_IWUSR);
#endif
DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
&priv->disable_sens_cal);

39
drivers/net/wireless/iwlwifi/iwl-dev.h
View File

@ -36,11 +36,10 @@
#include <linux/wait.h>
#include <linux/leds.h>
#include <linux/slab.h>
#include <net/ieee80211_radiotap.h>
#include <linux/mutex.h>
#include "iwl-eeprom.h"
#include "iwl-csr.h"
#include "iwl-prph.h"
#include "iwl-debug.h"
#include "iwl-agn-hw.h"
#include "iwl-led.h"
@ -50,6 +49,7 @@
#include "iwl-trans.h"
#include "iwl-shared.h"
#include "iwl-op-mode.h"
#include "iwl-notif-wait.h"
struct iwl_tx_queue;
@ -294,7 +294,6 @@ struct iwl_vif_priv {
struct iwl_sensitivity_ranges {
u16 min_nrg_cck;
u16 max_nrg_cck;
u16 nrg_th_cck;
u16 nrg_th_ofdm;
@ -670,11 +669,6 @@ struct iwl_rxon_context {
bool enabled, is_40mhz;
u8 extension_chan_offset;
} ht;
u8 bssid[ETH_ALEN];
bool preauth_bssid;
bool last_tx_rejected;
};
enum iwl_scan_type {
@ -718,29 +712,44 @@ struct iwl_priv {
/*data shared among all the driver's layers */
struct iwl_shared *shrd;
const struct iwl_fw *fw;
unsigned long status;
spinlock_t sta_lock;
struct mutex mutex;
unsigned long transport_queue_stop;
bool passive_no_rx;
/* ieee device used by generic ieee processing code */
struct ieee80211_hw *hw;
struct ieee80211_channel *ieee_channels;
struct ieee80211_rate *ieee_rates;
struct kmem_cache *tx_cmd_pool;
struct list_head calib_results;
struct workqueue_struct *workqueue;
enum ieee80211_band band;
void (*pre_rx_handler)(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
struct iwl_rx_cmd_buffer *rxb);
int (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
struct iwl_notif_wait_data notif_wait;
struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
/* spectrum measurement report caching */
struct iwl_spectrum_notification measure_report;
u8 measurement_status;
#define IWL_OWNERSHIP_DRIVER 0
#define IWL_OWNERSHIP_TM 1
u8 ucode_owner;
/* ucode beacon time */
u32 ucode_beacon_time;
int missed_beacon_threshold;
@ -760,12 +769,16 @@ struct iwl_priv {
/* firmware reload counter and timestamp */
unsigned long reload_jiffies;
int reload_count;
bool ucode_loaded;
bool init_ucode_run; /* Don't run init uCode again */
/* we allocate array of iwl_channel_info for NIC's valid channels.
* Access via channel # using indirect index array */
struct iwl_channel_info *channel_info; /* channel info array */
u8 channel_count; /* # of channels */
u8 plcp_delta_threshold;
/* thermal calibration */
s32 temperature; /* Celsius */
s32 last_temperature;
@ -788,6 +801,8 @@ struct iwl_priv {
bool new_scan_threshold_behaviour;
bool wowlan;
/* EEPROM MAC addresses */
struct mac_address addresses[2];
@ -845,6 +860,7 @@ struct iwl_priv {
struct statistics_bt_activity bt_activity;
__le32 num_bt_kills, accum_num_bt_kills;
#endif
spinlock_t lock;
} statistics;
#ifdef CONFIG_IWLWIFI_DEBUGFS
struct {
@ -968,6 +984,7 @@ struct iwl_priv {
bool have_rekey_data;
}; /*iwl_priv */
extern struct kmem_cache *iwl_tx_cmd_pool;
extern struct iwl_mod_params iwlagn_mod_params;
static inline struct iwl_rxon_context *

141
drivers/net/wireless/iwlwifi/iwl-devtrace.h
View File

@ -41,130 +41,134 @@ static inline void trace_ ## name(proto) {}
static inline void trace_ ## name(proto) {}
#endif
#define PRIV_ENTRY __field(void *, priv)
#define PRIV_ASSIGN __entry->priv = priv
#define DEV_ENTRY __string(dev, dev_name(dev))
#define DEV_ASSIGN __assign_str(dev, dev_name(dev))
#undef TRACE_SYSTEM
#define TRACE_SYSTEM iwlwifi_io
TRACE_EVENT(iwlwifi_dev_ioread32,
TP_PROTO(void *priv, u32 offs, u32 val),
TP_ARGS(priv, offs, val),
TP_PROTO(const struct device *dev, u32 offs, u32 val),
TP_ARGS(dev, offs, val),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, offs)
__field(u32, val)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->offs = offs;
__entry->val = val;
),
TP_printk("[%p] read io[%#x] = %#x", __entry->priv, __entry->offs, __entry->val)
TP_printk("[%s] read io[%#x] = %#x",
__get_str(dev), __entry->offs, __entry->val)
);
TRACE_EVENT(iwlwifi_dev_iowrite8,
TP_PROTO(void *priv, u32 offs, u8 val),
TP_ARGS(priv, offs, val),
TP_PROTO(const struct device *dev, u32 offs, u8 val),
TP_ARGS(dev, offs, val),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, offs)
__field(u8, val)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->offs = offs;
__entry->val = val;
),
TP_printk("[%p] write io[%#x] = %#x)", __entry->priv, __entry->offs, __entry->val)
TP_printk("[%s] write io[%#x] = %#x)",
__get_str(dev), __entry->offs, __entry->val)
);
TRACE_EVENT(iwlwifi_dev_iowrite32,
TP_PROTO(void *priv, u32 offs, u32 val),
TP_ARGS(priv, offs, val),
TP_PROTO(const struct device *dev, u32 offs, u32 val),
TP_ARGS(dev, offs, val),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, offs)
__field(u32, val)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->offs = offs;
__entry->val = val;
),
TP_printk("[%p] write io[%#x] = %#x)", __entry->priv, __entry->offs, __entry->val)
TP_printk("[%s] write io[%#x] = %#x)",
__get_str(dev), __entry->offs, __entry->val)
);
TRACE_EVENT(iwlwifi_dev_irq,
TP_PROTO(void *priv),
TP_ARGS(priv),
TP_PROTO(const struct device *dev),
TP_ARGS(dev),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
),
/* TP_printk("") doesn't compile */
TP_printk("%d", 0)
);
TRACE_EVENT(iwlwifi_dev_ict_read,
TP_PROTO(void *priv, u32 index, u32 value),
TP_ARGS(priv, index, value),
TP_PROTO(const struct device *dev, u32 index, u32 value),
TP_ARGS(dev, index, value),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, index)
__field(u32, value)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->index = index;
__entry->value = value;
),
TP_printk("read ict[%d] = %#.8x", __entry->index, __entry->value)
TP_printk("[%s] read ict[%d] = %#.8x",
__get_str(dev), __entry->index, __entry->value)
);
#undef TRACE_SYSTEM
#define TRACE_SYSTEM iwlwifi_ucode
TRACE_EVENT(iwlwifi_dev_ucode_cont_event,
TP_PROTO(void *priv, u32 time, u32 data, u32 ev),
TP_ARGS(priv, time, data, ev),
TP_PROTO(const struct device *dev, u32 time, u32 data, u32 ev),
TP_ARGS(dev, time, data, ev),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, time)
__field(u32, data)
__field(u32, ev)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->time = time;
__entry->data = data;
__entry->ev = ev;
),
TP_printk("[%p] EVT_LOGT:%010u:0x%08x:%04u",
__entry->priv, __entry->time, __entry->data, __entry->ev)
TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
__get_str(dev), __entry->time, __entry->data, __entry->ev)
);
TRACE_EVENT(iwlwifi_dev_ucode_wrap_event,
TP_PROTO(void *priv, u32 wraps, u32 n_entry, u32 p_entry),
TP_ARGS(priv, wraps, n_entry, p_entry),
TP_PROTO(const struct device *dev, u32 wraps, u32 n_entry, u32 p_entry),
TP_ARGS(dev, wraps, n_entry, p_entry),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, wraps)
__field(u32, n_entry)
__field(u32, p_entry)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->wraps = wraps;
__entry->n_entry = n_entry;
__entry->p_entry = p_entry;
),
TP_printk("[%p] wraps=#%02d n=0x%X p=0x%X",
__entry->priv, __entry->wraps, __entry->n_entry,
TP_printk("[%s] wraps=#%02d n=0x%X p=0x%X",
__get_str(dev), __entry->wraps, __entry->n_entry,
__entry->p_entry)
);
@ -232,52 +236,52 @@ TRACE_EVENT(iwlwifi_dbg,
#define TRACE_SYSTEM iwlwifi
TRACE_EVENT(iwlwifi_dev_hcmd,
TP_PROTO(void *priv, u32 flags,
TP_PROTO(const struct device *dev, u32 flags,
const void *hcmd0, size_t len0,
const void *hcmd1, size_t len1,
const void *hcmd2, size_t len2),
TP_ARGS(priv, flags, hcmd0, len0, hcmd1, len1, hcmd2, len2),
TP_ARGS(dev, flags, hcmd0, len0, hcmd1, len1, hcmd2, len2),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__dynamic_array(u8, hcmd0, len0)
__dynamic_array(u8, hcmd1, len1)
__dynamic_array(u8, hcmd2, len2)
__field(u32, flags)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
memcpy(__get_dynamic_array(hcmd0), hcmd0, len0);
memcpy(__get_dynamic_array(hcmd1), hcmd1, len1);
memcpy(__get_dynamic_array(hcmd2), hcmd2, len2);
__entry->flags = flags;
),
TP_printk("[%p] hcmd %#.2x (%ssync)",
__entry->priv, ((u8 *)__get_dynamic_array(hcmd0))[0],
TP_printk("[%s] hcmd %#.2x (%ssync)",
__get_str(dev), ((u8 *)__get_dynamic_array(hcmd0))[0],
__entry->flags & CMD_ASYNC ? "a" : "")
);
TRACE_EVENT(iwlwifi_dev_rx,
TP_PROTO(void *priv, void *rxbuf, size_t len),
TP_ARGS(priv, rxbuf, len),
TP_PROTO(const struct device *dev, void *rxbuf, size_t len),
TP_ARGS(dev, rxbuf, len),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__dynamic_array(u8, rxbuf, len)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
memcpy(__get_dynamic_array(rxbuf), rxbuf, len);
),
TP_printk("[%p] RX cmd %#.2x",
__entry->priv, ((u8 *)__get_dynamic_array(rxbuf))[4])
TP_printk("[%s] RX cmd %#.2x",
__get_str(dev), ((u8 *)__get_dynamic_array(rxbuf))[4])
);
TRACE_EVENT(iwlwifi_dev_tx,
TP_PROTO(void *priv, void *tfd, size_t tfdlen,
TP_PROTO(const struct device *dev, void *tfd, size_t tfdlen,
void *buf0, size_t buf0_len,
void *buf1, size_t buf1_len),
TP_ARGS(priv, tfd, tfdlen, buf0, buf0_len, buf1, buf1_len),
TP_ARGS(dev, tfd, tfdlen, buf0, buf0_len, buf1, buf1_len),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(size_t, framelen)
__dynamic_array(u8, tfd, tfdlen)
@ -291,29 +295,28 @@ TRACE_EVENT(iwlwifi_dev_tx,
__dynamic_array(u8, buf1, buf1_len)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->framelen = buf0_len + buf1_len;
memcpy(__get_dynamic_array(tfd), tfd, tfdlen);
memcpy(__get_dynamic_array(buf0), buf0, buf0_len);
memcpy(__get_dynamic_array(buf1), buf1, buf1_len);
),
TP_printk("[%p] TX %.2x (%zu bytes)",
__entry->priv,
((u8 *)__get_dynamic_array(buf0))[0],
TP_printk("[%s] TX %.2x (%zu bytes)",
__get_str(dev), ((u8 *)__get_dynamic_array(buf0))[0],
__entry->framelen)
);
TRACE_EVENT(iwlwifi_dev_ucode_error,
TP_PROTO(void *priv, u32 desc, u32 tsf_low,
TP_PROTO(const struct device *dev, u32 desc, u32 tsf_low,
u32 data1, u32 data2, u32 line, u32 blink1,
u32 blink2, u32 ilink1, u32 ilink2, u32 bcon_time,
u32 gp1, u32 gp2, u32 gp3, u32 ucode_ver, u32 hw_ver,
u32 brd_ver),
TP_ARGS(priv, desc, tsf_low, data1, data2, line,
TP_ARGS(dev, desc, tsf_low, data1, data2, line,
blink1, blink2, ilink1, ilink2, bcon_time, gp1, gp2,
gp3, ucode_ver, hw_ver, brd_ver),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, desc)
__field(u32, tsf_low)
__field(u32, data1)
@ -332,7 +335,7 @@ TRACE_EVENT(iwlwifi_dev_ucode_error,
__field(u32, brd_ver)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->desc = desc;
__entry->tsf_low = tsf_low;
__entry->data1 = data1;
@ -350,11 +353,11 @@ TRACE_EVENT(iwlwifi_dev_ucode_error,
__entry->hw_ver = hw_ver;
__entry->brd_ver = brd_ver;
),
TP_printk("[%p] #%02d %010u data 0x%08X 0x%08X line %u, "
TP_printk("[%s] #%02d %010u data 0x%08X 0x%08X line %u, "
"blink 0x%05X 0x%05X ilink 0x%05X 0x%05X "
"bcon_tm %010u gp 0x%08X 0x%08X 0x%08X uCode 0x%08X "
"hw 0x%08X brd 0x%08X",
__entry->priv, __entry->desc, __entry->tsf_low,
__get_str(dev), __entry->desc, __entry->tsf_low,
__entry->data1,
__entry->data2, __entry->line, __entry->blink1,
__entry->blink2, __entry->ilink1, __entry->ilink2,
@ -364,23 +367,23 @@ TRACE_EVENT(iwlwifi_dev_ucode_error,
);
TRACE_EVENT(iwlwifi_dev_ucode_event,
TP_PROTO(void *priv, u32 time, u32 data, u32 ev),
TP_ARGS(priv, time, data, ev),
TP_PROTO(const struct device *dev, u32 time, u32 data, u32 ev),
TP_ARGS(dev, time, data, ev),
TP_STRUCT__entry(
PRIV_ENTRY
DEV_ENTRY
__field(u32, time)
__field(u32, data)
__field(u32, ev)
),
TP_fast_assign(
PRIV_ASSIGN;
DEV_ASSIGN;
__entry->time = time;
__entry->data = data;
__entry->ev = ev;
),
TP_printk("[%p] EVT_LOGT:%010u:0x%08x:%04u",
__entry->priv, __entry->time, __entry->data, __entry->ev)
TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
__get_str(dev), __entry->time, __entry->data, __entry->ev)
);
#endif /* __IWLWIFI_DEVICE_TRACE */

916
drivers/net/wireless/iwlwifi/iwl-drv.c
View File

@ -61,33 +61,916 @@
*
*****************************************************************************/
#include <linux/completion.h>
#include <linux/dma-mapping.h>
#include <linux/firmware.h>
#include <linux/module.h>
#include "iwl-drv.h"
#include "iwl-trans.h"
#include "iwl-wifi.h"
#include "iwl-shared.h"
#include "iwl-op-mode.h"
#include "iwl-agn-hw.h"
/* private includes */
#include "iwl-fw-file.h"
/**
* struct iwl_drv - drv common data
* @fw: the iwl_fw structure
* @shrd: pointer to common shared structure
* @op_mode: the running op_mode
* @fw_index: firmware revision to try loading
* @firmware_name: composite filename of ucode file to load
* @request_firmware_complete: the firmware has been obtained from user space
*/
struct iwl_drv {
struct iwl_fw fw;
struct iwl_shared *shrd;
struct iwl_op_mode *op_mode;
int fw_index; /* firmware we're trying to load */
char firmware_name[25]; /* name of firmware file to load */
struct completion request_firmware_complete;
};
/*
* struct fw_sec: Just for the image parsing proccess.
* For the fw storage we are using struct fw_desc.
*/
struct fw_sec {
const void *data; /* the sec data */
size_t size; /* section size */
u32 offset; /* offset of writing in the device */
};
static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc)
{
if (desc->v_addr)
dma_free_coherent(trans(drv)->dev, desc->len,
desc->v_addr, desc->p_addr);
desc->v_addr = NULL;
desc->len = 0;
}
static void iwl_free_fw_img(struct iwl_drv *drv, struct fw_img *img)
{
int i;
for (i = 0; i < IWL_UCODE_SECTION_MAX; i++)
iwl_free_fw_desc(drv, &img->sec[i]);
}
static void iwl_dealloc_ucode(struct iwl_drv *drv)
{
int i;
for (i = 0; i < IWL_UCODE_TYPE_MAX; i++)
iwl_free_fw_img(drv, drv->fw.img + i);
}
static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc,
struct fw_sec *sec)
{
if (!sec || !sec->size) {
desc->v_addr = NULL;
return -EINVAL;
}
desc->v_addr = dma_alloc_coherent(trans(drv)->dev, sec->size,
&desc->p_addr, GFP_KERNEL);
if (!desc->v_addr)
return -ENOMEM;
desc->len = sec->size;
desc->offset = sec->offset;
memcpy(desc->v_addr, sec->data, sec->size);
return 0;
}
static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context);
#define UCODE_EXPERIMENTAL_INDEX 100
#define UCODE_EXPERIMENTAL_TAG "exp"
static int iwl_request_firmware(struct iwl_drv *drv, bool first)
{
const struct iwl_cfg *cfg = cfg(drv);
const char *name_pre = cfg->fw_name_pre;
char tag[8];
if (first) {
#ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE
drv->fw_index = UCODE_EXPERIMENTAL_INDEX;
strcpy(tag, UCODE_EXPERIMENTAL_TAG);
} else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) {
#endif
drv->fw_index = cfg->ucode_api_max;
sprintf(tag, "%d", drv->fw_index);
} else {
drv->fw_index--;
sprintf(tag, "%d", drv->fw_index);
}
if (drv->fw_index < cfg->ucode_api_min) {
IWL_ERR(drv, "no suitable firmware found!\n");
return -ENOENT;
}
sprintf(drv->firmware_name, "%s%s%s", name_pre, tag, ".ucode");
IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n",
(drv->fw_index == UCODE_EXPERIMENTAL_INDEX)
? "EXPERIMENTAL " : "",
drv->firmware_name);
return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name,
trans(drv)->dev,
GFP_KERNEL, drv, iwl_ucode_callback);
}
struct fw_img_parsing {
struct fw_sec sec[IWL_UCODE_SECTION_MAX];
int sec_counter;
};
/*
* struct fw_sec_parsing: to extract fw section and it's offset from tlv
*/
struct fw_sec_parsing {
__le32 offset;
const u8 data[];
} __packed;
/**
* struct iwl_tlv_calib_data - parse the default calib data from TLV
*
* @ucode_type: the uCode to which the following default calib relates.
* @calib: default calibrations.
*/
struct iwl_tlv_calib_data {
__le32 ucode_type;
__le64 calib;
} __packed;
struct iwl_firmware_pieces {
struct fw_img_parsing img[IWL_UCODE_TYPE_MAX];
u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
};
/*
* These functions are just to extract uCode section data from the pieces
* structure.
*/
static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces,
enum iwl_ucode_type type,
int sec)
{
return &pieces->img[type].sec[sec];
}
static void set_sec_data(struct iwl_firmware_pieces *pieces,
enum iwl_ucode_type type,
int sec,
const void *data)
{
pieces->img[type].sec[sec].data = data;
}
static void set_sec_size(struct iwl_firmware_pieces *pieces,
enum iwl_ucode_type type,
int sec,
size_t size)
{
pieces->img[type].sec[sec].size = size;
}
static size_t get_sec_size(struct iwl_firmware_pieces *pieces,
enum iwl_ucode_type type,
int sec)
{
return pieces->img[type].sec[sec].size;
}
static void set_sec_offset(struct iwl_firmware_pieces *pieces,
enum iwl_ucode_type type,
int sec,
u32 offset)
{
pieces->img[type].sec[sec].offset = offset;
}
/*
* Gets uCode section from tlv.
*/
static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces,
const void *data, enum iwl_ucode_type type,
int size)
{
struct fw_img_parsing *img;
struct fw_sec *sec;
struct fw_sec_parsing *sec_parse;
if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX))
return -1;
sec_parse = (struct fw_sec_parsing *)data;
img = &pieces->img[type];
sec = &img->sec[img->sec_counter];
sec->offset = le32_to_cpu(sec_parse->offset);
sec->data = sec_parse->data;
++img->sec_counter;
return 0;
}
static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data)
{
struct iwl_tlv_calib_data *def_calib =
(struct iwl_tlv_calib_data *)data;
u32 ucode_type = le32_to_cpu(def_calib->ucode_type);
if (ucode_type >= IWL_UCODE_TYPE_MAX) {
IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n",
ucode_type);
return -EINVAL;
}
drv->fw.default_calib[ucode_type] = le64_to_cpu(def_calib->calib);
return 0;
}
static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv,
const struct firmware *ucode_raw,
struct iwl_firmware_pieces *pieces)
{
struct iwl_ucode_header *ucode = (void *)ucode_raw->data;
u32 api_ver, hdr_size, build;
char buildstr[25];
const u8 *src;
drv->fw.ucode_ver = le32_to_cpu(ucode->ver);
api_ver = IWL_UCODE_API(drv->fw.ucode_ver);
switch (api_ver) {
default:
hdr_size = 28;
if (ucode_raw->size < hdr_size) {
IWL_ERR(drv, "File size too small!\n");
return -EINVAL;
}
build = le32_to_cpu(ucode->u.v2.build);
set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST,
le32_to_cpu(ucode->u.v2.inst_size));
set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA,
le32_to_cpu(ucode->u.v2.data_size));
set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST,
le32_to_cpu(ucode->u.v2.init_size));
set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA,
le32_to_cpu(ucode->u.v2.init_data_size));
src = ucode->u.v2.data;
break;
case 0:
case 1:
case 2:
hdr_size = 24;
if (ucode_raw->size < hdr_size) {
IWL_ERR(drv, "File size too small!\n");
return -EINVAL;
}
build = 0;
set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST,
le32_to_cpu(ucode->u.v1.inst_size));
set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA,
le32_to_cpu(ucode->u.v1.data_size));
set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST,
le32_to_cpu(ucode->u.v1.init_size));
set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA,
le32_to_cpu(ucode->u.v1.init_data_size));
src = ucode->u.v1.data;
break;
}
if (build)
sprintf(buildstr, " build %u%s", build,
(drv->fw_index == UCODE_EXPERIMENTAL_INDEX)
? " (EXP)" : "");
else
buildstr[0] = '\0';
snprintf(drv->fw.fw_version,
sizeof(drv->fw.fw_version),
"%u.%u.%u.%u%s",
IWL_UCODE_MAJOR(drv->fw.ucode_ver),
IWL_UCODE_MINOR(drv->fw.ucode_ver),
IWL_UCODE_API(drv->fw.ucode_ver),
IWL_UCODE_SERIAL(drv->fw.ucode_ver),
buildstr);
/* Verify size of file vs. image size info in file's header */
if (ucode_raw->size != hdr_size +
get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) +
get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) +
get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) +
get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) {
IWL_ERR(drv,
"uCode file size %d does not match expected size\n",
(int)ucode_raw->size);
return -EINVAL;
}
set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src);
src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST);
set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST,
IWLAGN_RTC_INST_LOWER_BOUND);
set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src);
src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA);
set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA,
IWLAGN_RTC_DATA_LOWER_BOUND);
set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src);
src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST);
set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST,
IWLAGN_RTC_INST_LOWER_BOUND);
set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src);
src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA);
set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA,
IWLAGN_RTC_DATA_LOWER_BOUND);
return 0;
}
static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
const struct firmware *ucode_raw,
struct iwl_firmware_pieces *pieces,
struct iwl_ucode_capabilities *capa)
{
struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data;
struct iwl_ucode_tlv *tlv;
size_t len = ucode_raw->size;
const u8 *data;
int wanted_alternative = iwlagn_mod_params.wanted_ucode_alternative;
int tmp;
u64 alternatives;
u32 tlv_len;
enum iwl_ucode_tlv_type tlv_type;
const u8 *tlv_data;
char buildstr[25];
u32 build;
if (len < sizeof(*ucode)) {
IWL_ERR(drv, "uCode has invalid length: %zd\n", len);
return -EINVAL;
}
if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) {
IWL_ERR(drv, "invalid uCode magic: 0X%x\n",
le32_to_cpu(ucode->magic));
return -EINVAL;
}
/*
* Check which alternatives are present, and "downgrade"
* when the chosen alternative is not present, warning
* the user when that happens. Some files may not have
* any alternatives, so don't warn in that case.
*/
alternatives = le64_to_cpu(ucode->alternatives);
tmp = wanted_alternative;
if (wanted_alternative > 63)
wanted_alternative = 63;
while (wanted_alternative && !(alternatives & BIT(wanted_alternative)))
wanted_alternative--;
if (wanted_alternative && wanted_alternative != tmp)
IWL_WARN(drv,
"uCode alternative %d not available, choosing %d\n",
tmp, wanted_alternative);
drv->fw.ucode_ver = le32_to_cpu(ucode->ver);
build = le32_to_cpu(ucode->build);
if (build)
sprintf(buildstr, " build %u%s", build,
(drv->fw_index == UCODE_EXPERIMENTAL_INDEX)
? " (EXP)" : "");
else
buildstr[0] = '\0';
snprintf(drv->fw.fw_version,
sizeof(drv->fw.fw_version),
"%u.%u.%u.%u%s",
IWL_UCODE_MAJOR(drv->fw.ucode_ver),
IWL_UCODE_MINOR(drv->fw.ucode_ver),
IWL_UCODE_API(drv->fw.ucode_ver),
IWL_UCODE_SERIAL(drv->fw.ucode_ver),
buildstr);
data = ucode->data;
len -= sizeof(*ucode);
while (len >= sizeof(*tlv)) {
u16 tlv_alt;
len -= sizeof(*tlv);
tlv = (void *)data;
tlv_len = le32_to_cpu(tlv->length);
tlv_type = le16_to_cpu(tlv->type);
tlv_alt = le16_to_cpu(tlv->alternative);
tlv_data = tlv->data;
if (len < tlv_len) {
IWL_ERR(drv, "invalid TLV len: %zd/%u\n",
len, tlv_len);
return -EINVAL;
}
len -= ALIGN(tlv_len, 4);
data += sizeof(*tlv) + ALIGN(tlv_len, 4);
/*
* Alternative 0 is always valid.
*
* Skip alternative TLVs that are not selected.
*/
if (tlv_alt != 0 && tlv_alt != wanted_alternative)
continue;
switch (tlv_type) {
case IWL_UCODE_TLV_INST:
set_sec_data(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST, tlv_data);
set_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST, tlv_len);
set_sec_offset(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST,
IWLAGN_RTC_INST_LOWER_BOUND);
break;
case IWL_UCODE_TLV_DATA:
set_sec_data(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA, tlv_data);
set_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA, tlv_len);
set_sec_offset(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA,
IWLAGN_RTC_DATA_LOWER_BOUND);
break;
case IWL_UCODE_TLV_INIT:
set_sec_data(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_INST, tlv_data);
set_sec_size(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_INST, tlv_len);
set_sec_offset(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_INST,
IWLAGN_RTC_INST_LOWER_BOUND);
break;
case IWL_UCODE_TLV_INIT_DATA:
set_sec_data(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_DATA, tlv_data);
set_sec_size(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_DATA, tlv_len);
set_sec_offset(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_DATA,
IWLAGN_RTC_DATA_LOWER_BOUND);
break;
case IWL_UCODE_TLV_BOOT:
IWL_ERR(drv, "Found unexpected BOOT ucode\n");
break;
case IWL_UCODE_TLV_PROBE_MAX_LEN:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
capa->max_probe_length =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_PAN:
if (tlv_len)
goto invalid_tlv_len;
capa->flags |= IWL_UCODE_TLV_FLAGS_PAN;
break;
case IWL_UCODE_TLV_FLAGS:
/* must be at least one u32 */
if (tlv_len < sizeof(u32))
goto invalid_tlv_len;
/* and a proper number of u32s */
if (tlv_len % sizeof(u32))
goto invalid_tlv_len;
/*
* This driver only reads the first u32 as
* right now no more features are defined,
* if that changes then either the driver
* will not work with the new firmware, or
* it'll not take advantage of new features.
*/
capa->flags = le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_INIT_EVTLOG_PTR:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
pieces->init_evtlog_ptr =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_INIT_EVTLOG_SIZE:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
pieces->init_evtlog_size =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_INIT_ERRLOG_PTR:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
pieces->init_errlog_ptr =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_RUNT_EVTLOG_PTR:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
pieces->inst_evtlog_ptr =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
pieces->inst_evtlog_size =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_RUNT_ERRLOG_PTR:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
pieces->inst_errlog_ptr =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_ENHANCE_SENS_TBL:
if (tlv_len)
goto invalid_tlv_len;
drv->fw.enhance_sensitivity_table = true;
break;
case IWL_UCODE_TLV_WOWLAN_INST:
set_sec_data(pieces, IWL_UCODE_WOWLAN,
IWL_UCODE_SECTION_INST, tlv_data);
set_sec_size(pieces, IWL_UCODE_WOWLAN,
IWL_UCODE_SECTION_INST, tlv_len);
set_sec_offset(pieces, IWL_UCODE_WOWLAN,
IWL_UCODE_SECTION_INST,
IWLAGN_RTC_INST_LOWER_BOUND);
break;
case IWL_UCODE_TLV_WOWLAN_DATA:
set_sec_data(pieces, IWL_UCODE_WOWLAN,
IWL_UCODE_SECTION_DATA, tlv_data);
set_sec_size(pieces, IWL_UCODE_WOWLAN,
IWL_UCODE_SECTION_DATA, tlv_len);
set_sec_offset(pieces, IWL_UCODE_WOWLAN,
IWL_UCODE_SECTION_DATA,
IWLAGN_RTC_DATA_LOWER_BOUND);
break;
case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
capa->standard_phy_calibration_size =
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_SEC_RT:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR,
tlv_len);
drv->fw.mvm_fw = true;
break;
case IWL_UCODE_TLV_SEC_INIT:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT,
tlv_len);
drv->fw.mvm_fw = true;
break;
case IWL_UCODE_TLV_SEC_WOWLAN:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN,
tlv_len);
drv->fw.mvm_fw = true;
break;
case IWL_UCODE_TLV_DEF_CALIB:
if (tlv_len != sizeof(struct iwl_tlv_calib_data))
goto invalid_tlv_len;
if (iwl_set_default_calib(drv, tlv_data))
goto tlv_error;
break;
case IWL_UCODE_TLV_PHY_SKU:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data);
break;
default:
IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type);
break;
}
}
if (len) {
IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len);
iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len);
return -EINVAL;
}
return 0;
invalid_tlv_len:
IWL_ERR(drv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len);
tlv_error:
iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len);
return -EINVAL;
}
static int alloc_pci_desc(struct iwl_drv *drv,
struct iwl_firmware_pieces *pieces,
enum iwl_ucode_type type)
{
int i;
for (i = 0;
i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i);
i++)
if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]),
get_sec(pieces, type, i)))
return -1;
return 0;
}
static int validate_sec_sizes(struct iwl_drv *drv,
struct iwl_firmware_pieces *pieces,
const struct iwl_cfg *cfg)
{
IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n",
get_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST));
IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n",
get_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA));
IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n",
get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST));
IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n",
get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA));
/* Verify that uCode images will fit in card's SRAM. */
if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) >
cfg->max_inst_size) {
IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n",
get_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST));
return -1;
}
if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) >
cfg->max_data_size) {
IWL_ERR(drv, "uCode data len %Zd too large to fit in\n",
get_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA));
return -1;
}
if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) >
cfg->max_inst_size) {
IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n",
get_sec_size(pieces, IWL_UCODE_INIT,
IWL_UCODE_SECTION_INST));
return -1;
}
if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) >
cfg->max_data_size) {
IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n",
get_sec_size(pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA));
return -1;
}
return 0;
}
/**
* iwl_ucode_callback - callback when firmware was loaded
*
* If loaded successfully, copies the firmware into buffers
* for the card to fetch (via DMA).
*/
static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
{
struct iwl_drv *drv = context;
const struct iwl_cfg *cfg = cfg(drv);
struct iwl_fw *fw = &drv->fw;
struct iwl_ucode_header *ucode;
int err;
struct iwl_firmware_pieces pieces;
const unsigned int api_max = cfg->ucode_api_max;
unsigned int api_ok = cfg->ucode_api_ok;
const unsigned int api_min = cfg->ucode_api_min;
u32 api_ver;
int i;
fw->ucode_capa.max_probe_length = 200;
fw->ucode_capa.standard_phy_calibration_size =
IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE;
if (!api_ok)
api_ok = api_max;
memset(&pieces, 0, sizeof(pieces));
if (!ucode_raw) {
if (drv->fw_index <= api_ok)
IWL_ERR(drv,
"request for firmware file '%s' failed.\n",
drv->firmware_name);
goto try_again;
}
IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n",
drv->firmware_name, ucode_raw->size);
/* Make sure that we got at least the API version number */
if (ucode_raw->size < 4) {
IWL_ERR(drv, "File size way too small!\n");
goto try_again;
}
/* Data from ucode file: header followed by uCode images */
ucode = (struct iwl_ucode_header *)ucode_raw->data;
if (ucode->ver)
err = iwl_parse_v1_v2_firmware(drv, ucode_raw, &pieces);
else
err = iwl_parse_tlv_firmware(drv, ucode_raw, &pieces,
&fw->ucode_capa);
if (err)
goto try_again;
api_ver = IWL_UCODE_API(drv->fw.ucode_ver);
/*
* api_ver should match the api version forming part of the
* firmware filename ... but we don't check for that and only rely
* on the API version read from firmware header from here on forward
*/
/* no api version check required for experimental uCode */
if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) {
if (api_ver < api_min || api_ver > api_max) {
IWL_ERR(drv,
"Driver unable to support your firmware API. "
"Driver supports v%u, firmware is v%u.\n",
api_max, api_ver);
goto try_again;
}
if (api_ver < api_ok) {
if (api_ok != api_max)
IWL_ERR(drv, "Firmware has old API version, "
"expected v%u through v%u, got v%u.\n",
api_ok, api_max, api_ver);
else
IWL_ERR(drv, "Firmware has old API version, "
"expected v%u, got v%u.\n",
api_max, api_ver);
IWL_ERR(drv, "New firmware can be obtained from "
"http://www.intellinuxwireless.org/.\n");
}
}
IWL_INFO(drv, "loaded firmware version %s", drv->fw.fw_version);
/*
* For any of the failures below (before allocating pci memory)
* we will try to load a version with a smaller API -- maybe the
* user just got a corrupted version of the latest API.
*/
IWL_DEBUG_INFO(drv, "f/w package hdr ucode version raw = 0x%x\n",
drv->fw.ucode_ver);
IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n",
get_sec_size(&pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST));
IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n",
get_sec_size(&pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA));
IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n",
get_sec_size(&pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST));
IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n",
get_sec_size(&pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA));
/* Verify that uCode images will fit in card's SRAM */
if (get_sec_size(&pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) >
cfg->max_inst_size) {
IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n",
get_sec_size(&pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_INST));
goto try_again;
}
if (get_sec_size(&pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) >
cfg->max_data_size) {
IWL_ERR(drv, "uCode data len %Zd too large to fit in\n",
get_sec_size(&pieces, IWL_UCODE_REGULAR,
IWL_UCODE_SECTION_DATA));
goto try_again;
}
/*
* In mvm uCode there is no difference between data and instructions
* sections.
*/
if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, cfg))
goto try_again;
/* Allocate ucode buffers for card's bus-master loading ... */
/* Runtime instructions and 2 copies of data:
* 1) unmodified from disk
* 2) backup cache for save/restore during power-downs */
for (i = 0; i < IWL_UCODE_TYPE_MAX; i++)
if (alloc_pci_desc(drv, &pieces, i))
goto err_pci_alloc;
/* Now that we can no longer fail, copy information */
/*
* The (size - 16) / 12 formula is based on the information recorded
* for each event, which is of mode 1 (including timestamp) for all
* new microcodes that include this information.
*/
fw->init_evtlog_ptr = pieces.init_evtlog_ptr;
if (pieces.init_evtlog_size)
fw->init_evtlog_size = (pieces.init_evtlog_size - 16)/12;
else
fw->init_evtlog_size =
cfg->base_params->max_event_log_size;
fw->init_errlog_ptr = pieces.init_errlog_ptr;
fw->inst_evtlog_ptr = pieces.inst_evtlog_ptr;
if (pieces.inst_evtlog_size)
fw->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12;
else
fw->inst_evtlog_size =
cfg->base_params->max_event_log_size;
fw->inst_errlog_ptr = pieces.inst_errlog_ptr;
/*
* figure out the offset of chain noise reset and gain commands
* base on the size of standard phy calibration commands table size
*/
if (fw->ucode_capa.standard_phy_calibration_size >
IWL_MAX_PHY_CALIBRATE_TBL_SIZE)
fw->ucode_capa.standard_phy_calibration_size =
IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE;
/* We have our copies now, allow OS release its copies */
release_firmware(ucode_raw);
complete(&drv->request_firmware_complete);
drv->op_mode = iwl_dvm_ops.start(drv->shrd->trans, &drv->fw);
if (!drv->op_mode)
goto out_unbind;
return;
try_again:
/* try next, if any */
release_firmware(ucode_raw);
if (iwl_request_firmware(drv, false))
goto out_unbind;
return;
err_pci_alloc:
IWL_ERR(drv, "failed to allocate pci memory\n");
iwl_dealloc_ucode(drv);
release_firmware(ucode_raw);
out_unbind:
complete(&drv->request_firmware_complete);
device_release_driver(trans(drv)->dev);
}
int iwl_drv_start(struct iwl_shared *shrd,
struct iwl_trans *trans, struct iwl_cfg *cfg)
struct iwl_trans *trans, const struct iwl_cfg *cfg)
{
struct iwl_drv *drv;
int ret;
shrd->cfg = cfg;
shrd->nic = kzalloc(sizeof(*shrd->nic), GFP_KERNEL);
if (!shrd->nic) {
dev_printk(KERN_ERR, trans->dev, "Couldn't allocate iwl_nic");
drv = kzalloc(sizeof(*drv), GFP_KERNEL);
if (!drv) {
dev_printk(KERN_ERR, trans->dev, "Couldn't allocate iwl_drv");
return -ENOMEM;
}
shrd->nic->shrd = shrd;
drv->shrd = shrd;
shrd->drv = drv;
init_completion(&shrd->nic->request_firmware_complete);
init_completion(&drv->request_firmware_complete);
ret = iwl_request_firmware(shrd->nic, true);
ret = iwl_request_firmware(drv, true);
if (ret) {
dev_printk(KERN_ERR, trans->dev, "Couldn't request the fw");
kfree(shrd->nic);
kfree(drv);
shrd->drv = NULL;
}
return ret;
@ -95,9 +978,16 @@ int iwl_drv_start(struct iwl_shared *shrd,
void iwl_drv_stop(struct iwl_shared *shrd)
{
/* op_mode can be NULL if its start failed */
if (shrd->nic->op_mode)
iwl_op_mode_stop(shrd->nic->op_mode);
struct iwl_drv *drv = shrd->drv;
kfree(shrd->nic);
wait_for_completion(&drv->request_firmware_complete);
/* op_mode can be NULL if its start failed */
if (drv->op_mode)
iwl_op_mode_stop(drv->op_mode);
iwl_dealloc_ucode(drv);
kfree(drv);
shrd->drv = NULL;
}

2
drivers/net/wireless/iwlwifi/iwl-drv.h
View File

@ -105,7 +105,7 @@
* function.
*/
int iwl_drv_start(struct iwl_shared *shrd,
struct iwl_trans *trans, struct iwl_cfg *cfg);
struct iwl_trans *trans, const struct iwl_cfg *cfg);
/**
* iwl_drv_stop - stop the drv

67
drivers/net/wireless/iwlwifi/iwl-eeprom.c
View File

@ -75,6 +75,7 @@
#include "iwl-agn.h"
#include "iwl-eeprom.h"
#include "iwl-io.h"
#include "iwl-prph.h"
/************************** EEPROM BANDS ****************************
*
@ -252,46 +253,46 @@ err:
}
int iwl_eeprom_check_sku(struct iwl_priv *priv)
int iwl_eeprom_init_hw_params(struct iwl_priv *priv)
{
struct iwl_shared *shrd = priv->shrd;
u16 radio_cfg;
if (!cfg(priv)->sku) {
/* not using sku overwrite */
cfg(priv)->sku = iwl_eeprom_query16(shrd, EEPROM_SKU_CAP);
if (cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE &&
!cfg(priv)->ht_params) {
IWL_ERR(priv, "Invalid 11n configuration\n");
return -EINVAL;
}
hw_params(priv).sku = iwl_eeprom_query16(shrd, EEPROM_SKU_CAP);
if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE &&
!cfg(priv)->ht_params) {
IWL_ERR(priv, "Invalid 11n configuration\n");
return -EINVAL;
}
if (!cfg(priv)->sku) {
if (!hw_params(priv).sku) {
IWL_ERR(priv, "Invalid device sku\n");
return -EINVAL;
}
IWL_INFO(priv, "Device SKU: 0x%X\n", cfg(priv)->sku);
IWL_INFO(priv, "Device SKU: 0x%X\n", hw_params(priv).sku);
if (!cfg(priv)->valid_tx_ant && !cfg(priv)->valid_rx_ant) {
/* not using .cfg overwrite */
radio_cfg = iwl_eeprom_query16(shrd, EEPROM_RADIO_CONFIG);
cfg(priv)->valid_tx_ant = EEPROM_RF_CFG_TX_ANT_MSK(radio_cfg);
cfg(priv)->valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(radio_cfg);
if (!cfg(priv)->valid_tx_ant || !cfg(priv)->valid_rx_ant) {
IWL_ERR(priv, "Invalid chain (0x%X, 0x%X)\n",
cfg(priv)->valid_tx_ant,
cfg(priv)->valid_rx_ant);
return -EINVAL;
}
IWL_INFO(priv, "Valid Tx ant: 0x%X, Valid Rx ant: 0x%X\n",
cfg(priv)->valid_tx_ant, cfg(priv)->valid_rx_ant);
radio_cfg = iwl_eeprom_query16(shrd, EEPROM_RADIO_CONFIG);
hw_params(priv).valid_tx_ant = EEPROM_RF_CFG_TX_ANT_MSK(radio_cfg);
hw_params(priv).valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(radio_cfg);
/* check overrides (some devices have wrong EEPROM) */
if (cfg(priv)->valid_tx_ant)
hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant;
if (cfg(priv)->valid_rx_ant)
hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant;
if (!hw_params(priv).valid_tx_ant || !hw_params(priv).valid_rx_ant) {
IWL_ERR(priv, "Invalid chain (0x%X, 0x%X)\n",
hw_params(priv).valid_tx_ant,
hw_params(priv).valid_rx_ant);
return -EINVAL;
}
/*
* for some special cases,
* EEPROM did not reflect the correct antenna setting
* so overwrite the valid tx/rx antenna from .cfg
*/
IWL_INFO(priv, "Valid Tx ant: 0x%X, Valid Rx ant: 0x%X\n",
hw_params(priv).valid_tx_ant, hw_params(priv).valid_rx_ant);
return 0;
}
@ -512,7 +513,7 @@ static int iwl_find_otp_image(struct iwl_trans *trans,
* iwl_get_max_txpower_avg - get the highest tx power from all chains.
* find the highest tx power from all chains for the channel
*/
static s8 iwl_get_max_txpower_avg(struct iwl_cfg *cfg,
static s8 iwl_get_max_txpower_avg(const struct iwl_cfg *cfg,
struct iwl_eeprom_enhanced_txpwr *enhanced_txpower,
int element, s8 *max_txpower_in_half_dbm)
{
@ -588,7 +589,7 @@ iwl_eeprom_enh_txp_read_element(struct iwl_priv *priv,
#define TXP_CHECK_AND_PRINT(x) ((txp->flags & IWL_EEPROM_ENH_TXP_FL_##x) \
? # x " " : "")
void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv)
static void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv)
{
struct iwl_shared *shrd = priv->shrd;
struct iwl_eeprom_enhanced_txpwr *txp_array, *txp;
@ -1024,8 +1025,8 @@ int iwl_init_channel_map(struct iwl_priv *priv)
* driver need to process addition information
* to determine the max channel tx power limits
*/
if (cfg(priv)->lib->eeprom_ops.update_enhanced_txpower)
cfg(priv)->lib->eeprom_ops.update_enhanced_txpower(priv);
if (cfg(priv)->lib->eeprom_ops.enhanced_txpower)
iwl_eeprom_enhanced_txpower(priv);
return 0;
}

4
drivers/net/wireless/iwlwifi/iwl-eeprom.h
View File

@ -302,14 +302,14 @@ extern const u8 iwl_eeprom_band_1[14];
struct iwl_eeprom_ops {
const u32 regulatory_bands[7];
void (*update_enhanced_txpower) (struct iwl_priv *priv);
bool enhanced_txpower;
};
int iwl_eeprom_init(struct iwl_trans *trans, u32 hw_rev);
void iwl_eeprom_free(struct iwl_shared *shrd);
int iwl_eeprom_check_version(struct iwl_priv *priv);
int iwl_eeprom_check_sku(struct iwl_priv *priv);
int iwl_eeprom_init_hw_params(struct iwl_priv *priv);
const u8 *iwl_eeprom_query_addr(const struct iwl_shared *shrd, size_t offset);
u16 iwl_eeprom_query16(const struct iwl_shared *shrd, size_t offset);
int iwl_init_channel_map(struct iwl_priv *priv);

71
drivers/net/wireless/iwlwifi/iwl-ucode.h → drivers/net/wireless/iwlwifi/iwl-fw-file.h
View File

@ -60,8 +60,8 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_ucode_h__
#define __iwl_ucode_h__
#ifndef __iwl_fw_file_h__
#define __iwl_fw_file_h__
#include <linux/netdevice.h>
@ -124,22 +124,11 @@ enum iwl_ucode_tlv_type {
IWL_UCODE_TLV_WOWLAN_INST = 16,
IWL_UCODE_TLV_WOWLAN_DATA = 17,
IWL_UCODE_TLV_FLAGS = 18,
};
/**
* enum iwl_ucode_tlv_flag - ucode API flags
* @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously
* was a separate TLV but moved here to save space.
* @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID,
* treats good CRC threshold as a boolean
* @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w).
* @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
*/
enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_PAN = BIT(0),
IWL_UCODE_TLV_FLAGS_NEWSCAN = BIT(1),
IWL_UCODE_TLV_FLAGS_MFP = BIT(2),
IWL_UCODE_TLV_FLAGS_P2P = BIT(3),
IWL_UCODE_TLV_SEC_RT = 19,
IWL_UCODE_TLV_SEC_INIT = 20,
IWL_UCODE_TLV_SEC_WOWLAN = 21,
IWL_UCODE_TLV_DEF_CALIB = 22,
IWL_UCODE_TLV_PHY_SKU = 23,
};
struct iwl_ucode_tlv {
@ -173,48 +162,4 @@ struct iwl_tlv_ucode_header {
u8 data[0];
};
struct iwl_ucode_capabilities {
u32 max_probe_length;
u32 standard_phy_calibration_size;
u32 flags;
};
/* one for each uCode image (inst/data, boot/init/runtime) */
struct fw_desc {
dma_addr_t p_addr; /* hardware address */
void *v_addr; /* software address */
u32 len; /* size in bytes */
};
struct fw_img {
struct fw_desc code; /* firmware code image */
struct fw_desc data; /* firmware data image */
};
/**
* struct iwl_fw - variables associated with the firmware
*
* @ucode_ver: ucode version from the ucode file
* @fw_version: firmware version string
* @ucode_rt: run time ucode image
* @ucode_init: init ucode image
* @ucode_wowlan: wake on wireless ucode image (optional)
* @ucode_capa: capabilities parsed from the ucode file.
* @enhance_sensitivity_table: device can do enhanced sensitivity.
*/
struct iwl_fw {
u32 ucode_ver;
char fw_version[ETHTOOL_BUSINFO_LEN];
/* ucode images */
struct fw_img ucode_rt;
struct fw_img ucode_init;
struct fw_img ucode_wowlan;
struct iwl_ucode_capabilities ucode_capa;
bool enhance_sensitivity_table;
};
#endif /* __iwl_ucode_h__ */
#endif /* __iwl_fw_file_h__ */

130
drivers/net/wireless/iwlwifi/iwl-wifi.h → drivers/net/wireless/iwlwifi/iwl-fw.h
View File

@ -60,52 +60,118 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_wifi_h__
#define __iwl_wifi_h__
#include "iwl-shared.h"
#include "iwl-ucode.h"
#define UCODE_EXPERIMENTAL_INDEX 100
#ifndef __iwl_fw_h__
#define __iwl_fw_h__
#include <linux/types.h>
/**
* struct iwl_nic - nic common data
* @fw: the iwl_fw structure
* @shrd: pointer to common shared structure
* @op_mode: the running op_mode
* @fw_index: firmware revision to try loading
* @firmware_name: composite filename of ucode file to load
* enum iwl_ucode_tlv_flag - ucode API flags
* @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously
* was a separate TLV but moved here to save space.
* @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID,
* treats good CRC threshold as a boolean
* @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w).
* @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
*/
enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_PAN = BIT(0),
IWL_UCODE_TLV_FLAGS_NEWSCAN = BIT(1),
IWL_UCODE_TLV_FLAGS_MFP = BIT(2),
IWL_UCODE_TLV_FLAGS_P2P = BIT(3),
};
/* The default calibrate table size if not specified by firmware file */
#define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE 18
#define IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE 19
#define IWL_MAX_PHY_CALIBRATE_TBL_SIZE 253
/**
* enum iwl_ucode_type
*
* The type of ucode.
*
* @IWL_UCODE_REGULAR: Normal runtime ucode
* @IWL_UCODE_INIT: Initial ucode
* @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
*/
enum iwl_ucode_type {
IWL_UCODE_REGULAR,
IWL_UCODE_INIT,
IWL_UCODE_WOWLAN,
IWL_UCODE_TYPE_MAX,
};
/*
* enumeration of ucode section.
* This enumeration is used for legacy tlv style (before 16.0 uCode).
*/
enum iwl_ucode_sec {
IWL_UCODE_SECTION_INST,
IWL_UCODE_SECTION_DATA,
};
/*
* For 16.0 uCode and above, there is no differentiation between sections,
* just an offset to the HW address.
*/
#define IWL_UCODE_SECTION_MAX 4
struct iwl_ucode_capabilities {
u32 max_probe_length;
u32 standard_phy_calibration_size;
u32 flags;
};
/* one for each uCode image (inst/data, init/runtime/wowlan) */
struct fw_desc {
dma_addr_t p_addr; /* hardware address */
void *v_addr; /* software address */
u32 len; /* size in bytes */
u32 offset; /* offset in the device */
};
struct fw_img {
struct fw_desc sec[IWL_UCODE_SECTION_MAX];
};
/* uCode version contains 4 values: Major/Minor/API/Serial */
#define IWL_UCODE_MAJOR(ver) (((ver) & 0xFF000000) >> 24)
#define IWL_UCODE_MINOR(ver) (((ver) & 0x00FF0000) >> 16)
#define IWL_UCODE_API(ver) (((ver) & 0x0000FF00) >> 8)
#define IWL_UCODE_SERIAL(ver) ((ver) & 0x000000FF)
/**
* struct iwl_fw - variables associated with the firmware
*
* @ucode_ver: ucode version from the ucode file
* @fw_version: firmware version string
* @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
* @ucode_capa: capabilities parsed from the ucode file.
* @enhance_sensitivity_table: device can do enhanced sensitivity.
* @init_evtlog_ptr: event log offset for init ucode.
* @init_evtlog_size: event log size for init ucode.
* @init_errlog_ptr: error log offfset for init ucode.
* @inst_evtlog_ptr: event log offset for runtime ucode.
* @inst_evtlog_size: event log size for runtime ucode.
* @inst_errlog_ptr: error log offfset for runtime ucode.
* @request_firmware_complete: the firmware has been obtained from user space
*/
struct iwl_nic {
struct iwl_fw fw;
struct iwl_fw {
u32 ucode_ver;
struct iwl_shared *shrd;
struct iwl_op_mode *op_mode;
char fw_version[ETHTOOL_BUSINFO_LEN];
int fw_index; /* firmware we're trying to load */
char firmware_name[25]; /* name of firmware file to load */
/* ucode images */
struct fw_img img[IWL_UCODE_TYPE_MAX];
struct iwl_ucode_capabilities ucode_capa;
bool enhance_sensitivity_table;
u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
struct completion request_firmware_complete;
u64 default_calib[IWL_UCODE_TYPE_MAX];
u32 phy_config;
bool mvm_fw;
};
int __must_check iwl_request_firmware(struct iwl_nic *nic, bool first);
void iwl_dealloc_ucode(struct iwl_nic *nic);
int iwl_send_bt_env(struct iwl_trans *trans, u8 action, u8 type);
void iwl_send_prio_tbl(struct iwl_trans *trans);
int iwl_init_alive_start(struct iwl_trans *trans);
int iwl_run_init_ucode(struct iwl_trans *trans);
int iwl_load_ucode_wait_alive(struct iwl_trans *trans,
enum iwl_ucode_type ucode_type);
#endif /* __iwl_wifi_h__ */
#endif /* __iwl_fw_h__ */

69
drivers/net/wireless/iwlwifi/iwl-io.c
View File

@ -118,16 +118,17 @@ int iwl_grab_nic_access_silent(struct iwl_trans *trans)
return 0;
}
int iwl_grab_nic_access(struct iwl_trans *trans)
bool iwl_grab_nic_access(struct iwl_trans *trans)
{
int ret = iwl_grab_nic_access_silent(trans);
if (ret) {
if (unlikely(ret)) {
u32 val = iwl_read32(trans, CSR_GP_CNTRL);
IWL_ERR(trans,
"MAC is in deep sleep!. CSR_GP_CNTRL = 0x%08X\n", val);
WARN_ONCE(1, "Timeout waiting for hardware access "
"(CSR_GP_CNTRL 0x%08x)\n", val);
return false;
}
return ret;
return true;
}
void iwl_release_nic_access(struct iwl_trans *trans)
@ -135,6 +136,13 @@ void iwl_release_nic_access(struct iwl_trans *trans)
lockdep_assert_held(&trans->reg_lock);
__iwl_clear_bit(trans, CSR_GP_CNTRL,
CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
/*
* Above we read the CSR_GP_CNTRL register, which will flush
* any previous writes, but we need the write that clears the
* MAC_ACCESS_REQ bit to be performed before any other writes
* scheduled on different CPUs (after we drop reg_lock).
*/
mmiowb();
}
u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg)
@ -156,7 +164,7 @@ void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value)
unsigned long flags;
spin_lock_irqsave(&trans->reg_lock, flags);
if (!iwl_grab_nic_access(trans)) {
if (likely(iwl_grab_nic_access(trans))) {
iwl_write32(trans, reg, value);
iwl_release_nic_access(trans);
}
@ -181,7 +189,6 @@ int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
static inline u32 __iwl_read_prph(struct iwl_trans *trans, u32 reg)
{
iwl_write32(trans, HBUS_TARG_PRPH_RADDR, reg | (3 << 24));
rmb();
return iwl_read32(trans, HBUS_TARG_PRPH_RDAT);
}
@ -189,7 +196,6 @@ static inline void __iwl_write_prph(struct iwl_trans *trans, u32 addr, u32 val)
{
iwl_write32(trans, HBUS_TARG_PRPH_WADDR,
((addr & 0x0000FFFF) | (3 << 24)));
wmb();
iwl_write32(trans, HBUS_TARG_PRPH_WDAT, val);
}
@ -211,7 +217,7 @@ void iwl_write_prph(struct iwl_trans *trans, u32 addr, u32 val)
unsigned long flags;
spin_lock_irqsave(&trans->reg_lock, flags);
if (!iwl_grab_nic_access(trans)) {
if (likely(iwl_grab_nic_access(trans))) {
__iwl_write_prph(trans, addr, val);
iwl_release_nic_access(trans);
}
@ -223,9 +229,11 @@ void iwl_set_bits_prph(struct iwl_trans *trans, u32 reg, u32 mask)
unsigned long flags;
spin_lock_irqsave(&trans->reg_lock, flags);
iwl_grab_nic_access(trans);
__iwl_write_prph(trans, reg, __iwl_read_prph(trans, reg) | mask);
iwl_release_nic_access(trans);
if (likely(iwl_grab_nic_access(trans))) {
__iwl_write_prph(trans, reg,
__iwl_read_prph(trans, reg) | mask);
iwl_release_nic_access(trans);
}
spin_unlock_irqrestore(&trans->reg_lock, flags);
}
@ -235,10 +243,11 @@ void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 reg,
unsigned long flags;
spin_lock_irqsave(&trans->reg_lock, flags);
iwl_grab_nic_access(trans);
__iwl_write_prph(trans, reg,
(__iwl_read_prph(trans, reg) & mask) | bits);
iwl_release_nic_access(trans);
if (likely(iwl_grab_nic_access(trans))) {
__iwl_write_prph(trans, reg,
(__iwl_read_prph(trans, reg) & mask) | bits);
iwl_release_nic_access(trans);
}
spin_unlock_irqrestore(&trans->reg_lock, flags);
}
@ -248,10 +257,11 @@ void iwl_clear_bits_prph(struct iwl_trans *trans, u32 reg, u32 mask)
u32 val;
spin_lock_irqsave(&trans->reg_lock, flags);
iwl_grab_nic_access(trans);
val = __iwl_read_prph(trans, reg);
__iwl_write_prph(trans, reg, (val & ~mask));
iwl_release_nic_access(trans);
if (likely(iwl_grab_nic_access(trans))) {
val = __iwl_read_prph(trans, reg);
__iwl_write_prph(trans, reg, (val & ~mask));
iwl_release_nic_access(trans);
}
spin_unlock_irqrestore(&trans->reg_lock, flags);
}
@ -263,15 +273,12 @@ void _iwl_read_targ_mem_words(struct iwl_trans *trans, u32 addr,
u32 *vals = buf;
spin_lock_irqsave(&trans->reg_lock, flags);
iwl_grab_nic_access(trans);
iwl_write32(trans, HBUS_TARG_MEM_RADDR, addr);
rmb();
for (offs = 0; offs < words; offs++)
vals[offs] = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
iwl_release_nic_access(trans);
if (likely(iwl_grab_nic_access(trans))) {
iwl_write32(trans, HBUS_TARG_MEM_RADDR, addr);
for (offs = 0; offs < words; offs++)
vals[offs] = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
iwl_release_nic_access(trans);
}
spin_unlock_irqrestore(&trans->reg_lock, flags);
}
@ -292,10 +299,8 @@ int _iwl_write_targ_mem_words(struct iwl_trans *trans, u32 addr,
u32 *vals = buf;
spin_lock_irqsave(&trans->reg_lock, flags);
if (!iwl_grab_nic_access(trans)) {
if (likely(iwl_grab_nic_access(trans))) {
iwl_write32(trans, HBUS_TARG_MEM_WADDR, addr);
wmb();
for (offs = 0; offs < words; offs++)
iwl_write32(trans, HBUS_TARG_MEM_WDAT, vals[offs]);
iwl_release_nic_access(trans);

8
drivers/net/wireless/iwlwifi/iwl-io.h
View File

@ -35,20 +35,20 @@
static inline void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val)
{
trace_iwlwifi_dev_iowrite8(priv(trans), ofs, val);
trace_iwlwifi_dev_iowrite8(trans->dev, ofs, val);
iwl_trans_write8(trans, ofs, val);
}
static inline void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val)
{
trace_iwlwifi_dev_iowrite32(priv(trans), ofs, val);
trace_iwlwifi_dev_iowrite32(trans->dev, ofs, val);
iwl_trans_write32(trans, ofs, val);
}
static inline u32 iwl_read32(struct iwl_trans *trans, u32 ofs)
{
u32 val = iwl_trans_read32(trans, ofs);
trace_iwlwifi_dev_ioread32(priv(trans), ofs, val);
trace_iwlwifi_dev_ioread32(trans->dev, ofs, val);
return val;
}
@ -61,7 +61,7 @@ int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
int timeout);
int iwl_grab_nic_access_silent(struct iwl_trans *trans);
int iwl_grab_nic_access(struct iwl_trans *trans);
bool iwl_grab_nic_access(struct iwl_trans *trans);
void iwl_release_nic_access(struct iwl_trans *trans);
u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);

4
drivers/net/wireless/iwlwifi/iwl-led.c
View File

@ -112,7 +112,7 @@ static int iwl_send_led_cmd(struct iwl_priv *priv, struct iwl_led_cmd *led_cmd)
iwl_write32(trans(priv), CSR_LED_REG,
reg & CSR_LED_BSM_CTRL_MSK);
return iwl_trans_send_cmd(trans(priv), &cmd);
return iwl_dvm_send_cmd(priv, &cmd);
}
/* Set led pattern command */
@ -126,7 +126,7 @@ static int iwl_led_cmd(struct iwl_priv *priv,
};
int ret;
if (!test_bit(STATUS_READY, &priv->shrd->status))
if (!test_bit(STATUS_READY, &priv->status))
return -EBUSY;
if (priv->blink_on == on && priv->blink_off == off)

412
drivers/net/wireless/iwlwifi/iwl-mac80211.c
View File

@ -42,9 +42,7 @@
#include <asm/div64.h>
#include "iwl-ucode.h"
#include "iwl-eeprom.h"
#include "iwl-wifi.h"
#include "iwl-dev.h"
#include "iwl-core.h"
#include "iwl-io.h"
@ -136,7 +134,7 @@ iwlagn_iface_combinations_p2p[] = {
* other mac80211 functions grouped here.
*/
int iwlagn_mac_setup_register(struct iwl_priv *priv,
struct iwl_ucode_capabilities *capa)
const struct iwl_ucode_capabilities *capa)
{
int ret;
struct ieee80211_hw *hw = priv->hw;
@ -161,11 +159,14 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
hw->flags |= IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
if (cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE)
if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
IEEE80211_HW_SUPPORTS_STATIC_SMPS;
#ifndef CONFIG_IWLWIFI_EXPERIMENTAL_MFP
/* enable 11w if the uCode advertise */
if (capa->flags & IWL_UCODE_TLV_FLAGS_MFP)
#endif /* !CONFIG_IWLWIFI_EXPERIMENTAL_MFP */
hw->flags |= IEEE80211_HW_MFP_CAPABLE;
hw->sta_data_size = sizeof(struct iwl_station_priv);
@ -195,7 +196,8 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
WIPHY_FLAG_DISABLE_BEACON_HINTS |
WIPHY_FLAG_IBSS_RSN;
if (nic(priv)->fw.ucode_wowlan.code.len &&
if (priv->fw->img[IWL_UCODE_WOWLAN].sec[0].len &&
trans(priv)->ops->wowlan_suspend &&
device_can_wakeup(trans(priv)->dev)) {
hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
@ -262,9 +264,9 @@ static int __iwl_up(struct iwl_priv *priv)
struct iwl_rxon_context *ctx;
int ret;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status)) {
if (test_bit(STATUS_EXIT_PENDING, &priv->status)) {
IWL_WARN(priv, "Exit pending; will not bring the NIC up\n");
return -EIO;
}
@ -277,13 +279,13 @@ static int __iwl_up(struct iwl_priv *priv)
}
}
ret = iwl_run_init_ucode(trans(priv));
ret = iwl_run_init_ucode(priv);
if (ret) {
IWL_ERR(priv, "Failed to run INIT ucode: %d\n", ret);
goto error;
}
ret = iwl_load_ucode_wait_alive(trans(priv), IWL_UCODE_REGULAR);
ret = iwl_load_ucode_wait_alive(priv, IWL_UCODE_REGULAR);
if (ret) {
IWL_ERR(priv, "Failed to start RT ucode: %d\n", ret);
goto error;
@ -295,9 +297,9 @@ static int __iwl_up(struct iwl_priv *priv)
return 0;
error:
set_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
set_bit(STATUS_EXIT_PENDING, &priv->status);
iwl_down(priv);
clear_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
clear_bit(STATUS_EXIT_PENDING, &priv->status);
IWL_ERR(priv, "Unable to initialize device.\n");
return ret;
@ -311,16 +313,16 @@ static int iwlagn_mac_start(struct ieee80211_hw *hw)
IWL_DEBUG_MAC80211(priv, "enter\n");
/* we should be verifying the device is ready to be opened */
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
ret = __iwl_up(priv);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
if (ret)
return ret;
IWL_DEBUG_INFO(priv, "Start UP work done.\n");
/* Now we should be done, and the READY bit should be set. */
if (WARN_ON(!test_bit(STATUS_READY, &priv->shrd->status)))
if (WARN_ON(!test_bit(STATUS_READY, &priv->status)))
ret = -EIO;
iwlagn_led_enable(priv);
@ -341,9 +343,9 @@ static void iwlagn_mac_stop(struct ieee80211_hw *hw)
priv->is_open = 0;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwl_down(priv);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
iwl_cancel_deferred_work(priv);
@ -368,7 +370,7 @@ static void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
return;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (priv->contexts[IWL_RXON_CTX_BSS].vif != vif)
goto out;
@ -380,7 +382,7 @@ static void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
priv->have_rekey_data = true;
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@ -397,7 +399,7 @@ static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
return -EINVAL;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
/* Don't attempt WoWLAN when not associated, tear down instead. */
if (!ctx->vif || ctx->vif->type != NL80211_IFTYPE_STATION ||
@ -406,24 +408,22 @@ static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
goto out;
}
ret = iwlagn_suspend(priv, hw, wowlan);
ret = iwlagn_suspend(priv, wowlan);
if (ret)
goto error;
device_set_wakeup_enable(trans(priv)->dev, true);
/* Now let the ucode operate on its own */
iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_SET,
CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
iwl_trans_wowlan_suspend(trans(priv));
goto out;
error:
priv->shrd->wowlan = false;
priv->wowlan = false;
iwlagn_prepare_restart(priv);
ieee80211_restart_hw(priv->hw);
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return ret;
@ -437,9 +437,10 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
unsigned long flags;
u32 base, status = 0xffffffff;
int ret = -EIO;
const struct fw_img *img;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
@ -448,7 +449,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
if (iwlagn_hw_valid_rtc_data_addr(base)) {
spin_lock_irqsave(&trans(priv)->reg_lock, flags);
ret = iwl_grab_nic_access_silent(trans(priv));
if (ret == 0) {
if (likely(ret == 0)) {
iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, base);
status = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
iwl_release_nic_access(trans(priv));
@ -457,17 +458,18 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
#ifdef CONFIG_IWLWIFI_DEBUGFS
if (ret == 0) {
struct iwl_nic *nic = nic(priv);
if (!priv->wowlan_sram)
img = &(priv->fw->img[IWL_UCODE_WOWLAN]);
if (!priv->wowlan_sram) {
priv->wowlan_sram =
kzalloc(nic->fw.ucode_wowlan.data.len,
kzalloc(img->sec[IWL_UCODE_SECTION_DATA].len,
GFP_KERNEL);
}
if (priv->wowlan_sram)
_iwl_read_targ_mem_words(
trans(priv), 0x800000,
priv->wowlan_sram,
nic->fw.ucode_wowlan.data.len / 4);
trans(priv), 0x800000,
priv->wowlan_sram,
img->sec[IWL_UCODE_SECTION_DATA].len / 4);
}
#endif
}
@ -475,7 +477,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
/* we'll clear ctx->vif during iwlagn_prepare_restart() */
vif = ctx->vif;
priv->shrd->wowlan = false;
priv->wowlan = false;
device_set_wakeup_enable(trans(priv)->dev, false);
@ -485,7 +487,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
iwl_connection_init_rx_config(priv, ctx);
iwlagn_set_rxon_chain(priv, ctx);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
ieee80211_resume_disconnect(vif);
@ -563,7 +565,7 @@ static int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (cmd == DISABLE_KEY && key->hw_key_idx == WEP_INVALID_OFFSET)
return 0;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwl_scan_cancel_timeout(priv, 100);
BUILD_BUG_ON(WEP_INVALID_OFFSET == IWLAGN_HW_KEY_DEFAULT);
@ -614,7 +616,7 @@ static int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
ret = -EINVAL;
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return ret;
@ -633,11 +635,11 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
IWL_DEBUG_HT(priv, "A-MPDU action on addr %pM tid %d\n",
sta->addr, tid);
if (!(cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE))
if (!(hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE))
return -EACCES;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
switch (action) {
case IEEE80211_AMPDU_RX_START:
@ -649,8 +651,6 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
case IEEE80211_AMPDU_RX_STOP:
IWL_DEBUG_HT(priv, "stop Rx\n");
ret = iwl_sta_rx_agg_stop(priv, sta, tid);
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
ret = 0;
break;
case IEEE80211_AMPDU_TX_START:
if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG)
@ -666,10 +666,8 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
priv->agg_tids_count);
}
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
ret = 0;
if (!priv->agg_tids_count && cfg(priv)->ht_params &&
cfg(priv)->ht_params->use_rts_for_aggregation) {
if (!priv->agg_tids_count &&
hw_params(priv).use_rts_for_aggregation) {
/*
* switch off RTS/CTS if it was previously enabled
*/
@ -683,7 +681,7 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
ret = iwlagn_tx_agg_oper(priv, vif, sta, tid, buf_size);
break;
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return ret;
}
@ -696,12 +694,9 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
bool is_ap = vif->type == NL80211_IFTYPE_STATION;
int ret = 0;
int ret;
u8 sta_id;
IWL_DEBUG_MAC80211(priv, "received request to add station %pM\n",
sta->addr);
mutex_lock(&priv->shrd->mutex);
IWL_DEBUG_INFO(priv, "proceeding to add station %pM\n",
sta->addr);
sta_priv->sta_id = IWL_INVALID_STATION;
@ -716,17 +711,119 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
IWL_ERR(priv, "Unable to add station %pM (%d)\n",
sta->addr, ret);
/* Should we return success if return code is EEXIST ? */
goto out;
return ret;
}
sta_priv->sta_id = sta_id;
/* Initialize rate scaling */
IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n",
sta->addr);
iwl_rs_rate_init(priv, sta, sta_id);
out:
mutex_unlock(&priv->shrd->mutex);
return 0;
}
static int iwlagn_mac_sta_remove(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
int ret;
IWL_DEBUG_INFO(priv, "proceeding to remove station %pM\n", sta->addr);
if (vif->type == NL80211_IFTYPE_STATION) {
/*
* Station will be removed from device when the RXON
* is set to unassociated -- just deactivate it here
* to avoid re-programming it.
*/
ret = 0;
iwl_deactivate_station(priv, sta_priv->sta_id, sta->addr);
} else {
ret = iwl_remove_station(priv, sta_priv->sta_id, sta->addr);
if (ret)
IWL_DEBUG_QUIET_RFKILL(priv,
"Error removing station %pM\n", sta->addr);
}
return ret;
}
static int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_sta_state old_state,
enum ieee80211_sta_state new_state)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
enum {
NONE, ADD, REMOVE, HT_RATE_INIT, ADD_RATE_INIT,
} op = NONE;
int ret;
IWL_DEBUG_MAC80211(priv, "station %pM state change %d->%d\n",
sta->addr, old_state, new_state);
mutex_lock(&priv->mutex);
if (vif->type == NL80211_IFTYPE_STATION) {
if (old_state == IEEE80211_STA_NOTEXIST &&
new_state == IEEE80211_STA_NONE)
op = ADD;
else if (old_state == IEEE80211_STA_NONE &&
new_state == IEEE80211_STA_NOTEXIST)
op = REMOVE;
else if (old_state == IEEE80211_STA_AUTH &&
new_state == IEEE80211_STA_ASSOC)
op = HT_RATE_INIT;
} else {
if (old_state == IEEE80211_STA_AUTH &&
new_state == IEEE80211_STA_ASSOC)
op = ADD_RATE_INIT;
else if (old_state == IEEE80211_STA_ASSOC &&
new_state == IEEE80211_STA_AUTH)
op = REMOVE;
}
switch (op) {
case ADD:
ret = iwlagn_mac_sta_add(hw, vif, sta);
break;
case REMOVE:
ret = iwlagn_mac_sta_remove(hw, vif, sta);
break;
case ADD_RATE_INIT:
ret = iwlagn_mac_sta_add(hw, vif, sta);
if (ret)
break;
/* Initialize rate scaling */
IWL_DEBUG_INFO(priv,
"Initializing rate scaling for station %pM\n",
sta->addr);
iwl_rs_rate_init(priv, sta, iwl_sta_id(sta));
ret = 0;
break;
case HT_RATE_INIT:
/* Initialize rate scaling */
ret = iwl_sta_update_ht(priv, vif_priv->ctx, sta);
if (ret)
break;
IWL_DEBUG_INFO(priv,
"Initializing rate scaling for station %pM\n",
sta->addr);
iwl_rs_rate_init(priv, sta, iwl_sta_id(sta));
ret = 0;
break;
default:
ret = 0;
break;
}
/*
* mac80211 might WARN if we fail, but due the way we
* (badly) handle hard rfkill, we might fail here
*/
if (iwl_is_rfkill(priv))
ret = 0;
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return ret;
@ -753,14 +850,14 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (iwl_is_rfkill(priv->shrd))
if (iwl_is_rfkill(priv))
goto out;
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status) ||
test_bit(STATUS_SCANNING, &priv->shrd->status) ||
test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status))
if (test_bit(STATUS_EXIT_PENDING, &priv->status) ||
test_bit(STATUS_SCANNING, &priv->status) ||
test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
goto out;
if (!iwl_is_associated_ctx(ctx))
@ -779,8 +876,6 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
goto out;
}
spin_lock_irq(&priv->shrd->lock);
priv->current_ht_config.smps = conf->smps_mode;
/* Configure HT40 channels */
@ -797,23 +892,21 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
iwl_set_rxon_ht(priv, ht_conf);
iwl_set_flags_for_band(priv, ctx, channel->band, ctx->vif);
spin_unlock_irq(&priv->shrd->lock);
iwl_set_rate(priv);
/*
* at this point, staging_rxon has the
* configuration for channel switch
*/
set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status);
set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);
priv->switch_channel = cpu_to_le16(ch);
if (cfg(priv)->lib->set_channel_switch(priv, ch_switch)) {
clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status);
clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);
priv->switch_channel = 0;
ieee80211_chswitch_done(ctx->vif, false);
}
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@ -843,7 +936,7 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw,
#undef CHK
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
for_each_context(priv, ctx) {
ctx->staging.filter_flags &= ~filter_nand;
@ -855,7 +948,7 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw,
*/
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
/*
* Receiving all multicast frames is always enabled by the
@ -871,14 +964,14 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "enter\n");
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status)) {
if (test_bit(STATUS_EXIT_PENDING, &priv->status)) {
IWL_DEBUG_TX(priv, "Aborting flush due to device shutdown\n");
goto done;
}
if (iwl_is_rfkill(priv->shrd)) {
if (iwl_is_rfkill(priv)) {
IWL_DEBUG_TX(priv, "Aborting flush due to RF Kill\n");
goto done;
}
@ -897,7 +990,7 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n");
iwl_trans_wait_tx_queue_empty(trans(priv));
done:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@ -917,9 +1010,9 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
return -EOPNOTSUPP;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (test_bit(STATUS_SCAN_HW, &priv->shrd->status)) {
if (test_bit(STATUS_SCAN_HW, &priv->status)) {
err = -EBUSY;
goto out;
}
@ -988,7 +1081,7 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
iwlagn_disable_roc(priv);
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return err;
@ -1002,102 +1095,22 @@ static int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
return -EOPNOTSUPP;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwl_scan_cancel_timeout(priv, priv->hw_roc_duration);
iwlagn_disable_roc(priv);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return 0;
}
static int iwlagn_mac_tx_sync(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
const u8 *bssid,
enum ieee80211_tx_sync_type type)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
int ret;
u8 sta_id;
if (ctx->ctxid != IWL_RXON_CTX_PAN)
return 0;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
if (iwl_is_associated_ctx(ctx)) {
ret = 0;
goto out;
}
if (ctx->preauth_bssid || test_bit(STATUS_SCAN_HW,
&priv->shrd->status)) {
ret = -EBUSY;
goto out;
}
ret = iwl_add_station_common(priv, ctx, bssid, true, NULL, &sta_id);
if (ret)
goto out;
if (WARN_ON(sta_id != ctx->ap_sta_id)) {
ret = -EIO;
goto out_remove_sta;
}
memcpy(ctx->bssid, bssid, ETH_ALEN);
ctx->preauth_bssid = true;
ret = iwlagn_commit_rxon(priv, ctx);
if (ret == 0)
goto out;
out_remove_sta:
iwl_remove_station(priv, sta_id, bssid);
out:
mutex_unlock(&priv->shrd->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return ret;
}
static void iwlagn_mac_finish_tx_sync(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
const u8 *bssid,
enum ieee80211_tx_sync_type type)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
if (ctx->ctxid != IWL_RXON_CTX_PAN)
return;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
if (iwl_is_associated_ctx(ctx))
goto out;
iwl_remove_station(priv, ctx->ap_sta_id, bssid);
ctx->preauth_bssid = false;
/* no need to commit */
out:
mutex_unlock(&priv->shrd->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
static void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
enum ieee80211_rssi_event rssi_event)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (cfg(priv)->bt_params &&
cfg(priv)->bt_params->advanced_bt_coexist) {
@ -1112,7 +1125,7 @@ static void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
"ignoring RSSI callback\n");
}
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@ -1133,7 +1146,6 @@ static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *ctx = vif_priv->ctx;
unsigned long flags;
int q;
if (WARN_ON(!ctx))
@ -1141,7 +1153,7 @@ static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
IWL_DEBUG_MAC80211(priv, "enter\n");
if (!iwl_is_ready_rf(priv->shrd)) {
if (!iwl_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211(priv, "leave - RF not ready\n");
return -EIO;
}
@ -1153,7 +1165,7 @@ static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
q = AC_NUM - 1 - queue;
spin_lock_irqsave(&priv->shrd->lock, flags);
mutex_lock(&priv->mutex);
ctx->qos_data.def_qos_parm.ac[q].cw_min =
cpu_to_le16(params->cw_min);
@ -1165,7 +1177,7 @@ static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
ctx->qos_data.def_qos_parm.ac[q].reserved1 = 0;
spin_unlock_irqrestore(&priv->shrd->lock, flags);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return 0;
@ -1193,7 +1205,7 @@ static int iwl_setup_interface(struct iwl_priv *priv,
struct ieee80211_vif *vif = ctx->vif;
int err;
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
/*
* This variable will be correct only when there's just
@ -1238,11 +1250,11 @@ static int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
cancel_delayed_work_sync(&priv->hw_roc_disable_work);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
iwlagn_disable_roc(priv);
if (!iwl_is_ready_rf(priv->shrd)) {
if (!iwl_is_ready_rf(priv)) {
IWL_WARN(priv, "Try to add interface when device not ready\n");
err = -EINVAL;
goto out;
@ -1285,7 +1297,7 @@ static int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
ctx->vif = NULL;
priv->iw_mode = NL80211_IFTYPE_STATION;
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return err;
@ -1297,7 +1309,7 @@ static void iwl_teardown_interface(struct iwl_priv *priv,
{
struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
lockdep_assert_held(&priv->shrd->mutex);
lockdep_assert_held(&priv->mutex);
if (priv->scan_vif == vif) {
iwl_scan_cancel_timeout(priv, 200);
@ -1329,7 +1341,7 @@ static void iwlagn_mac_remove_interface(struct ieee80211_hw *hw,
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (WARN_ON(ctx->vif != vif)) {
struct iwl_rxon_context *tmp;
@ -1342,7 +1354,7 @@ static void iwlagn_mac_remove_interface(struct ieee80211_hw *hw,
iwl_teardown_interface(priv, vif, false);
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
@ -1364,9 +1376,9 @@ static int iwlagn_mac_change_interface(struct ieee80211_hw *hw,
newtype = ieee80211_iftype_p2p(newtype, newp2p);
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
if (!ctx->vif || !iwl_is_ready_rf(priv->shrd)) {
if (!ctx->vif || !iwl_is_ready_rf(priv)) {
/*
* Huh? But wait ... this can maybe happen when
* we're in the middle of a firmware restart!
@ -1428,7 +1440,7 @@ static int iwlagn_mac_change_interface(struct ieee80211_hw *hw,
err = 0;
out:
mutex_unlock(&priv->shrd->mutex);
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
return err;
@ -1446,7 +1458,7 @@ static int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
if (req->n_channels == 0)
return -EINVAL;
mutex_lock(&priv->shrd->mutex);
mutex_lock(&priv->mutex);
/*
* If an internal scan is in progress, just set
@ -1475,47 +1487,20 @@ static int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
IWL_DEBUG_MAC80211(priv, "leave\n");
mutex_unlock(&priv->shrd->mutex);
return ret;
}
static int iwlagn_mac_sta_remove(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
int ret;
IWL_DEBUG_MAC80211(priv, "enter: received request to remove "
"station %pM\n", sta->addr);
mutex_lock(&priv->shrd->mutex);
IWL_DEBUG_INFO(priv, "proceeding to remove station %pM\n",
sta->addr);
ret = iwl_remove_station(priv, sta_priv->sta_id, sta->addr);
if (ret)
IWL_DEBUG_QUIET_RFKILL(priv, "Error removing station %pM\n",
sta->addr);
mutex_unlock(&priv->shrd->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
mutex_unlock(&priv->mutex);
return ret;
}
static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
{
unsigned long flags;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
priv->stations[sta_id].sta.station_flags &= ~STA_FLG_PWR_SAVE_MSK;
priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
priv->stations[sta_id].sta.sta.modify_mask = 0;
priv->stations[sta_id].sta.sleep_tx_count = 0;
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
struct iwl_addsta_cmd cmd = {
.mode = STA_CONTROL_MODIFY_MSK,
.station_flags_msk = STA_FLG_PWR_SAVE_MSK,
.sta.sta_id = sta_id,
};
iwl_send_add_sta(priv, &cmd, CMD_ASYNC);
}
static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
@ -1572,8 +1557,7 @@ struct ieee80211_ops iwlagn_hw_ops = {
.ampdu_action = iwlagn_mac_ampdu_action,
.hw_scan = iwlagn_mac_hw_scan,
.sta_notify = iwlagn_mac_sta_notify,
.sta_add = iwlagn_mac_sta_add,
.sta_remove = iwlagn_mac_sta_remove,
.sta_state = iwlagn_mac_sta_state,
.channel_switch = iwlagn_mac_channel_switch,
.flush = iwlagn_mac_flush,
.tx_last_beacon = iwlagn_mac_tx_last_beacon,
@ -1582,8 +1566,6 @@ struct ieee80211_ops iwlagn_hw_ops = {
.rssi_callback = iwlagn_mac_rssi_callback,
CFG80211_TESTMODE_CMD(iwlagn_mac_testmode_cmd)
CFG80211_TESTMODE_DUMP(iwlagn_mac_testmode_dump)
.tx_sync = iwlagn_mac_tx_sync,
.finish_tx_sync = iwlagn_mac_finish_tx_sync,
.set_tim = iwlagn_mac_set_tim,
};

157
drivers/net/wireless/iwlwifi/iwl-notif-wait.c Normal file
View File

@ -0,0 +1,157 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2007 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#include <linux/sched.h>
#include "iwl-notif-wait.h"
void iwl_notification_wait_init(struct iwl_notif_wait_data *notif_wait)
{
spin_lock_init(&notif_wait->notif_wait_lock);
INIT_LIST_HEAD(&notif_wait->notif_waits);
init_waitqueue_head(&notif_wait->notif_waitq);
}
void iwl_notification_wait_notify(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt)
{
if (!list_empty(&notif_wait->notif_waits)) {
struct iwl_notification_wait *w;
spin_lock(&notif_wait->notif_wait_lock);
list_for_each_entry(w, &notif_wait->notif_waits, list) {
if (w->cmd != pkt->hdr.cmd)
continue;
w->triggered = true;
if (w->fn)
w->fn(notif_wait, pkt, w->fn_data);
}
spin_unlock(&notif_wait->notif_wait_lock);
wake_up_all(&notif_wait->notif_waitq);
}
}
void iwl_abort_notification_waits(struct iwl_notif_wait_data *notif_wait)
{
unsigned long flags;
struct iwl_notification_wait *wait_entry;
spin_lock_irqsave(&notif_wait->notif_wait_lock, flags);
list_for_each_entry(wait_entry, &notif_wait->notif_waits, list)
wait_entry->aborted = true;
spin_unlock_irqrestore(&notif_wait->notif_wait_lock, flags);
wake_up_all(&notif_wait->notif_waitq);
}
void
iwl_init_notification_wait(struct iwl_notif_wait_data *notif_wait,
struct iwl_notification_wait *wait_entry,
u8 cmd,
void (*fn)(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data),
void *fn_data)
{
wait_entry->fn = fn;
wait_entry->fn_data = fn_data;
wait_entry->cmd = cmd;
wait_entry->triggered = false;
wait_entry->aborted = false;
spin_lock_bh(&notif_wait->notif_wait_lock);
list_add(&wait_entry->list, &notif_wait->notif_waits);
spin_unlock_bh(&notif_wait->notif_wait_lock);
}
int iwl_wait_notification(struct iwl_notif_wait_data *notif_wait,
struct iwl_notification_wait *wait_entry,
unsigned long timeout)
{
int ret;
ret = wait_event_timeout(notif_wait->notif_waitq,
wait_entry->triggered || wait_entry->aborted,
timeout);
spin_lock_bh(&notif_wait->notif_wait_lock);
list_del(&wait_entry->list);
spin_unlock_bh(&notif_wait->notif_wait_lock);
if (wait_entry->aborted)
return -EIO;
/* return value is always >= 0 */
if (ret <= 0)
return -ETIMEDOUT;
return 0;
}
void iwl_remove_notification(struct iwl_notif_wait_data *notif_wait,
struct iwl_notification_wait *wait_entry)
{
spin_lock_bh(&notif_wait->notif_wait_lock);
list_del(&wait_entry->list);
spin_unlock_bh(&notif_wait->notif_wait_lock);
}

76
drivers/net/wireless/iwlwifi/iwl-trans.c → drivers/net/wireless/iwlwifi/iwl-notif-wait.h
View File

@ -41,7 +41,6 @@
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
@ -60,18 +59,71 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __iwl_notif_wait_h__
#define __iwl_notif_wait_h__
#include <linux/wait.h>
#include "iwl-trans.h"
int iwl_trans_send_cmd_pdu(struct iwl_trans *trans, u8 id,
u32 flags, u16 len, const void *data)
{
struct iwl_host_cmd cmd = {
.id = id,
.len = { len, },
.data = { data, },
.flags = flags,
};
struct iwl_notif_wait_data {
struct list_head notif_waits;
spinlock_t notif_wait_lock;
wait_queue_head_t notif_waitq;
};
return iwl_trans_send_cmd(trans, &cmd);
}
/**
* struct iwl_notification_wait - notification wait entry
* @list: list head for global list
* @fn: function called with the notification
* @cmd: command ID
*
* This structure is not used directly, to wait for a
* notification declare it on the stack, and call
* iwlagn_init_notification_wait() with appropriate
* parameters. Then do whatever will cause the ucode
* to notify the driver, and to wait for that then
* call iwlagn_wait_notification().
*
* Each notification is one-shot. If at some point we
* need to support multi-shot notifications (which
* can't be allocated on the stack) we need to modify
* the code for them.
*/
struct iwl_notification_wait {
struct list_head list;
void (*fn)(struct iwl_notif_wait_data *notif_data,
struct iwl_rx_packet *pkt, void *data);
void *fn_data;
u8 cmd;
bool triggered, aborted;
};
/* caller functions */
void iwl_notification_wait_init(struct iwl_notif_wait_data *notif_data);
void iwl_notification_wait_notify(struct iwl_notif_wait_data *notif_data,
struct iwl_rx_packet *pkt);
void iwl_abort_notification_waits(struct iwl_notif_wait_data *notif_data);
/* user functions */
void __acquires(wait_entry)
iwl_init_notification_wait(struct iwl_notif_wait_data *notif_data,
struct iwl_notification_wait *wait_entry,
u8 cmd,
void (*fn)(struct iwl_notif_wait_data *notif_data,
struct iwl_rx_packet *pkt, void *data),
void *fn_data);
int __must_check __releases(wait_entry)
iwl_wait_notification(struct iwl_notif_wait_data *notif_data,
struct iwl_notification_wait *wait_entry,
unsigned long timeout);
void __releases(wait_entry)
iwl_remove_notification(struct iwl_notif_wait_data *notif_data,
struct iwl_notification_wait *wait_entry);
#endif /* __iwl_notif_wait_h__ */

26
drivers/net/wireless/iwlwifi/iwl-op-mode.h
View File

@ -67,7 +67,8 @@ struct iwl_op_mode;
struct iwl_trans;
struct sk_buff;
struct iwl_device_cmd;
struct iwl_rx_mem_buffer;
struct iwl_rx_cmd_buffer;
struct iwl_fw;
/**
* DOC: Operational mode - what is it ?
@ -121,17 +122,23 @@ struct iwl_rx_mem_buffer;
* there are Tx packets pending in the transport layer.
* Must be atomic
* @nic_error: error notification. Must be atomic
* @cmd_queue_full: Called when the command queue gets full. Must be atomic.
* @nic_config: configure NIC, called before firmware is started.
* May sleep
*/
struct iwl_op_mode_ops {
struct iwl_op_mode *(*start)(struct iwl_trans *trans);
struct iwl_op_mode *(*start)(struct iwl_trans *trans,
const struct iwl_fw *fw);
void (*stop)(struct iwl_op_mode *op_mode);
int (*rx)(struct iwl_op_mode *op_mode, struct iwl_rx_mem_buffer *rxb,
int (*rx)(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void (*queue_full)(struct iwl_op_mode *op_mode, u8 ac);
void (*queue_not_full)(struct iwl_op_mode *op_mode, u8 ac);
void (*hw_rf_kill)(struct iwl_op_mode *op_mode, bool state);
void (*free_skb)(struct iwl_op_mode *op_mode, struct sk_buff *skb);
void (*nic_error)(struct iwl_op_mode *op_mode);
void (*cmd_queue_full)(struct iwl_op_mode *op_mode);
void (*nic_config)(struct iwl_op_mode *op_mode);
};
/**
@ -156,7 +163,7 @@ static inline void iwl_op_mode_stop(struct iwl_op_mode *op_mode)
}
static inline int iwl_op_mode_rx(struct iwl_op_mode *op_mode,
struct iwl_rx_mem_buffer *rxb,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
return op_mode->ops->rx(op_mode, rxb, cmd);
@ -190,6 +197,17 @@ static inline void iwl_op_mode_nic_error(struct iwl_op_mode *op_mode)
op_mode->ops->nic_error(op_mode);
}
static inline void iwl_op_mode_cmd_queue_full(struct iwl_op_mode *op_mode)
{
op_mode->ops->cmd_queue_full(op_mode);
}
static inline void iwl_op_mode_nic_config(struct iwl_op_mode *op_mode)
{
might_sleep();
op_mode->ops->nic_config(op_mode);
}
/*****************************************************
* Op mode layers implementations
******************************************************/

13
drivers/net/wireless/iwlwifi/iwl-pci.c
View File

@ -263,7 +263,7 @@ MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids);
static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
const struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
struct iwl_shared *shrd;
struct iwl_trans *iwl_trans;
int err;
@ -278,17 +278,9 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
#ifdef CONFIG_IWLWIFI_IDI
iwl_trans = iwl_trans_idi_alloc(shrd, pdev, ent);
if (iwl_trans == NULL) {
err = -ENOMEM;
goto out_free_bus;
}
shrd->trans = iwl_trans;
pci_set_drvdata(pdev, iwl_trans);
err = iwl_drv_start(shrd, iwl_trans, cfg);
#else
iwl_trans = iwl_trans_pcie_alloc(shrd, pdev, ent);
#endif
if (iwl_trans == NULL) {
err = -ENOMEM;
goto out_free_bus;
@ -298,7 +290,6 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_set_drvdata(pdev, iwl_trans);
err = iwl_drv_start(shrd, iwl_trans, cfg);
#endif
if (err)
goto out_free_trans;

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