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niu: Add support for Neptune FEM/NEM cards for C10 server blades 

[ Minor coding style and whitespace corrections, also bump
  driver version and release date. -DaveM ]

Signed-off-by: Matheos Worku <matheos.worku@sun.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matheos Worku 2008-04-24 21:09:20 -07:00 committed by David S. Miller
parent 7f7c4072ea
commit a5d6ab56da
2 changed files with 277 additions and 30 deletions
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304
drivers/net/niu.c
View File

@ -33,8 +33,8 @@
#define DRV_MODULE_NAME "niu"
#define PFX DRV_MODULE_NAME ": "
#define DRV_MODULE_VERSION "0.7"
#define DRV_MODULE_RELDATE "February 18, 2008"
#define DRV_MODULE_VERSION "0.8"
#define DRV_MODULE_RELDATE "April 24, 2008"
static char version[] __devinitdata =
DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
@ -673,11 +673,16 @@ static int serdes_init_10g(struct niu *np)
}
if ((sig & mask) != val) {
if (np->flags & NIU_FLAGS_HOTPLUG_PHY) {
np->flags &= ~NIU_FLAGS_HOTPLUG_PHY_PRESENT;
return 0;
}
dev_err(np->device, PFX "Port %u signal bits [%08x] are not "
"[%08x]\n", np->port, (int) (sig & mask), (int) val);
return -ENODEV;
}
if (np->flags & NIU_FLAGS_HOTPLUG_PHY)
np->flags |= NIU_FLAGS_HOTPLUG_PHY_PRESENT;
return 0;
}
@ -998,6 +1003,28 @@ static int bcm8704_user_dev3_readback(struct niu *np, int reg)
return 0;
}
static int bcm8706_init_user_dev3(struct niu *np)
{
int err;
err = mdio_read(np, np->phy_addr, BCM8704_USER_DEV3_ADDR,
BCM8704_USER_OPT_DIGITAL_CTRL);
if (err < 0)
return err;
err &= ~USER_ODIG_CTRL_GPIOS;
err |= (0x3 << USER_ODIG_CTRL_GPIOS_SHIFT);
err |= USER_ODIG_CTRL_RESV2;
err = mdio_write(np, np->phy_addr, BCM8704_USER_DEV3_ADDR,
BCM8704_USER_OPT_DIGITAL_CTRL, err);
if (err)
return err;
mdelay(1000);
return 0;
}
static int bcm8704_init_user_dev3(struct niu *np)
{
int err;
@ -1127,33 +1154,11 @@ static int xcvr_init_10g_mrvl88x2011(struct niu *np)
MRVL88X2011_10G_PMD_TX_DIS, MRVL88X2011_ENA_PMDTX);
}
static int xcvr_init_10g_bcm8704(struct niu *np)
static int xcvr_diag_bcm870x(struct niu *np)
{
struct niu_link_config *lp = &np->link_config;
u16 analog_stat0, tx_alarm_status;
int err;
err = bcm8704_reset(np);
if (err)
return err;
err = bcm8704_init_user_dev3(np);
if (err)
return err;
err = mdio_read(np, np->phy_addr, BCM8704_PCS_DEV_ADDR,
MII_BMCR);
if (err < 0)
return err;
err &= ~BMCR_LOOPBACK;
if (lp->loopback_mode == LOOPBACK_MAC)
err |= BMCR_LOOPBACK;
err = mdio_write(np, np->phy_addr, BCM8704_PCS_DEV_ADDR,
MII_BMCR, err);
if (err)
return err;
int err = 0;
#if 1
err = mdio_read(np, np->phy_addr, BCM8704_PMA_PMD_DEV_ADDR,
@ -1211,6 +1216,89 @@ static int xcvr_init_10g_bcm8704(struct niu *np)
return 0;
}
static int xcvr_10g_set_lb_bcm870x(struct niu *np)
{
struct niu_link_config *lp = &np->link_config;
int err;
err = mdio_read(np, np->phy_addr, BCM8704_PCS_DEV_ADDR,
MII_BMCR);
if (err < 0)
return err;
err &= ~BMCR_LOOPBACK;
if (lp->loopback_mode == LOOPBACK_MAC)
err |= BMCR_LOOPBACK;
err = mdio_write(np, np->phy_addr, BCM8704_PCS_DEV_ADDR,
MII_BMCR, err);
if (err)
return err;
return 0;
}
static int xcvr_init_10g_bcm8706(struct niu *np)
{
int err = 0;
u64 val;
if ((np->flags & NIU_FLAGS_HOTPLUG_PHY) &&
(np->flags & NIU_FLAGS_HOTPLUG_PHY_PRESENT) == 0)
return err;
val = nr64_mac(XMAC_CONFIG);
val &= ~XMAC_CONFIG_LED_POLARITY;
val |= XMAC_CONFIG_FORCE_LED_ON;
nw64_mac(XMAC_CONFIG, val);
val = nr64(MIF_CONFIG);
val |= MIF_CONFIG_INDIRECT_MODE;
nw64(MIF_CONFIG, val);
err = bcm8704_reset(np);
if (err)
return err;
err = xcvr_10g_set_lb_bcm870x(np);
if (err)
return err;
err = bcm8706_init_user_dev3(np);
if (err)
return err;
err = xcvr_diag_bcm870x(np);
if (err)
return err;
return 0;
}
static int xcvr_init_10g_bcm8704(struct niu *np)
{
int err;
err = bcm8704_reset(np);
if (err)
return err;
err = bcm8704_init_user_dev3(np);
if (err)
return err;
err = xcvr_10g_set_lb_bcm870x(np);
if (err)
return err;
err = xcvr_diag_bcm870x(np);
if (err)
return err;
return 0;
}
static int xcvr_init_10g(struct niu *np)
{
int phy_id, err;
@ -1548,6 +1636,59 @@ out:
return err;
}
static int link_status_10g_bcm8706(struct niu *np, int *link_up_p)
{
int err, link_up;
link_up = 0;
err = mdio_read(np, np->phy_addr, BCM8704_PMA_PMD_DEV_ADDR,
BCM8704_PMD_RCV_SIGDET);
if (err < 0)
goto out;
if (!(err & PMD_RCV_SIGDET_GLOBAL)) {
err = 0;
goto out;
}
err = mdio_read(np, np->phy_addr, BCM8704_PCS_DEV_ADDR,
BCM8704_PCS_10G_R_STATUS);
if (err < 0)
goto out;
if (!(err & PCS_10G_R_STATUS_BLK_LOCK)) {
err = 0;
goto out;
}
err = mdio_read(np, np->phy_addr, BCM8704_PHYXS_DEV_ADDR,
BCM8704_PHYXS_XGXS_LANE_STAT);
if (err < 0)
goto out;
if (err != (PHYXS_XGXS_LANE_STAT_ALINGED |
PHYXS_XGXS_LANE_STAT_MAGIC |
PHYXS_XGXS_LANE_STAT_PATTEST |
PHYXS_XGXS_LANE_STAT_LANE3 |
PHYXS_XGXS_LANE_STAT_LANE2 |
PHYXS_XGXS_LANE_STAT_LANE1 |
PHYXS_XGXS_LANE_STAT_LANE0)) {
err = 0;
np->link_config.active_speed = SPEED_INVALID;
np->link_config.active_duplex = DUPLEX_INVALID;
goto out;
}
link_up = 1;
np->link_config.active_speed = SPEED_10000;
np->link_config.active_duplex = DUPLEX_FULL;
err = 0;
out:
*link_up_p = link_up;
if (np->flags & NIU_FLAGS_HOTPLUG_PHY)
err = 0;
return err;
}
static int link_status_10g_bcom(struct niu *np, int *link_up_p)
{
int err, link_up;
@ -1627,6 +1768,82 @@ static int link_status_10g(struct niu *np, int *link_up_p)
return err;
}
static int niu_10g_phy_present(struct niu *np)
{
u64 sig, mask, val;
sig = nr64(ESR_INT_SIGNALS);
switch (np->port) {
case 0:
mask = ESR_INT_SIGNALS_P0_BITS;
val = (ESR_INT_SRDY0_P0 |
ESR_INT_DET0_P0 |
ESR_INT_XSRDY_P0 |
ESR_INT_XDP_P0_CH3 |
ESR_INT_XDP_P0_CH2 |
ESR_INT_XDP_P0_CH1 |
ESR_INT_XDP_P0_CH0);
break;
case 1:
mask = ESR_INT_SIGNALS_P1_BITS;
val = (ESR_INT_SRDY0_P1 |
ESR_INT_DET0_P1 |
ESR_INT_XSRDY_P1 |
ESR_INT_XDP_P1_CH3 |
ESR_INT_XDP_P1_CH2 |
ESR_INT_XDP_P1_CH1 |
ESR_INT_XDP_P1_CH0);
break;
default:
return 0;
}
if ((sig & mask) != val)
return 0;
return 1;
}
static int link_status_10g_hotplug(struct niu *np, int *link_up_p)
{
unsigned long flags;
int err = 0;
int phy_present;
int phy_present_prev;
spin_lock_irqsave(&np->lock, flags);
if (np->link_config.loopback_mode == LOOPBACK_DISABLED) {
phy_present_prev = (np->flags & NIU_FLAGS_HOTPLUG_PHY_PRESENT) ?
1 : 0;
phy_present = niu_10g_phy_present(np);
if (phy_present != phy_present_prev) {
/* state change */
if (phy_present) {
np->flags |= NIU_FLAGS_HOTPLUG_PHY_PRESENT;
if (np->phy_ops->xcvr_init)
err = np->phy_ops->xcvr_init(np);
if (err) {
/* debounce */
np->flags &= ~NIU_FLAGS_HOTPLUG_PHY_PRESENT;
}
} else {
np->flags &= ~NIU_FLAGS_HOTPLUG_PHY_PRESENT;
*link_up_p = 0;
niuwarn(LINK, "%s: Hotplug PHY Removed\n",
np->dev->name);
}
}
if (np->flags & NIU_FLAGS_HOTPLUG_PHY_PRESENT)
err = link_status_10g_bcm8706(np, link_up_p);
}
spin_unlock_irqrestore(&np->lock, flags);
return err;
}
static int link_status_1g(struct niu *np, int *link_up_p)
{
struct niu_link_config *lp = &np->link_config;
@ -1761,6 +1978,12 @@ static const struct niu_phy_ops phy_ops_10g_fiber = {
.link_status = link_status_10g,
};
static const struct niu_phy_ops phy_ops_10g_fiber_hotplug = {
.serdes_init = serdes_init_10g,
.xcvr_init = xcvr_init_10g_bcm8706,
.link_status = link_status_10g_hotplug,
};
static const struct niu_phy_ops phy_ops_10g_copper = {
.serdes_init = serdes_init_10g,
.link_status = link_status_10g, /* XXX */
@ -1792,6 +2015,11 @@ static const struct niu_phy_template phy_template_10g_fiber = {
.phy_addr_base = 8,
};
static const struct niu_phy_template phy_template_10g_fiber_hotplug = {
.ops = &phy_ops_10g_fiber_hotplug,
.phy_addr_base = 8,
};
static const struct niu_phy_template phy_template_10g_copper = {
.ops = &phy_ops_10g_copper,
.phy_addr_base = 10,
@ -1996,6 +2224,13 @@ static int niu_determine_phy_disposition(struct niu *np)
plat_type == PLAT_TYPE_VF_P1)
phy_addr_off = 8;
phy_addr_off += np->port;
if (np->flags & NIU_FLAGS_HOTPLUG_PHY) {
tp = &phy_template_10g_fiber_hotplug;
if (np->port == 0)
phy_addr_off = 8;
if (np->port == 1)
phy_addr_off = 12;
}
break;
case NIU_FLAGS_10G | NIU_FLAGS_XCVR_SERDES:
@ -6830,6 +7065,9 @@ static void __devinit niu_pci_vpd_validate(struct niu *np)
}
if (np->flags & NIU_FLAGS_10G)
np->mac_xcvr = MAC_XCVR_XPCS;
} else if (niu_board_model_match(np, NIU_FOXXY_BM_STR)) {
np->flags |= (NIU_FLAGS_10G | NIU_FLAGS_FIBER |
NIU_FLAGS_HOTPLUG_PHY);
} else if (niu_phy_type_prop_decode(np, np->vpd.phy_type)) {
dev_err(np->device, PFX "Illegal phy string [%s].\n",
np->vpd.phy_type);
@ -7052,7 +7290,8 @@ static int __devinit phy_record(struct niu_parent *parent,
return 0;
if (type == PHY_TYPE_PMA_PMD || type == PHY_TYPE_PCS) {
if (((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_BCM8704) &&
((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_MRVL88X2011))
((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_MRVL88X2011) &&
((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_BCM8706))
return 0;
} else {
if ((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_BCM5464R)
@ -7299,7 +7538,6 @@ static int __devinit walk_phys(struct niu *np, struct niu_parent *parent)
u32 val;
int err;
if (!strcmp(np->vpd.model, "SUNW,CP3220") ||
!strcmp(np->vpd.model, "SUNW,CP3260")) {
num_10g = 0;
@ -7310,6 +7548,12 @@ static int __devinit walk_phys(struct niu *np, struct niu_parent *parent)
phy_encode(PORT_TYPE_1G, 1) |
phy_encode(PORT_TYPE_1G, 2) |
phy_encode(PORT_TYPE_1G, 3));
} else if (niu_board_model_match(np, NIU_FOXXY_BM_STR)) {
num_10g = 2;
num_1g = 0;
parent->num_ports = 2;
val = (phy_encode(PORT_TYPE_10G, 0) |
phy_encode(PORT_TYPE_10G, 1));
} else {
err = fill_phy_probe_info(np, parent, info);
if (err)

3
drivers/net/niu.h
View File

@ -2537,6 +2537,7 @@ struct fcram_hash_ipv6 {
#define NIU_PHY_ID_MASK 0xfffff0f0
#define NIU_PHY_ID_BCM8704 0x00206030
#define NIU_PHY_ID_BCM8706 0x00206035
#define NIU_PHY_ID_BCM5464R 0x002060b0
#define NIU_PHY_ID_MRVL88X2011 0x01410020
@ -3208,6 +3209,8 @@ struct niu {
struct niu_parent *parent;
u32 flags;
#define NIU_FLAGS_HOTPLUG_PHY_PRESENT 0x02000000 /* Removebale PHY detected*/
#define NIU_FLAGS_HOTPLUG_PHY 0x01000000 /* Removebale PHY */
#define NIU_FLAGS_VPD_VALID 0x00800000 /* VPD has valid version */
#define NIU_FLAGS_MSIX 0x00400000 /* MSI-X in use */
#define NIU_FLAGS_MCAST 0x00200000 /* multicast filter enabled */