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brcmfmac: merge platform data and module paramaters 

Merge module parameters and platform data in one struct. This is the
last step to move to the new platform data per device. Now parameters
of platform data will be merged with module parameters per device.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Hante Meuleman 2016-02-17 11:27:08 +01:00 committed by Kalle Valo
parent 4d79289598
commit af5b5e62f7
11 changed files with 139 additions and 110 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
View File

@ -109,8 +109,8 @@ int brcmf_sdiod_intr_register(struct brcmf_sdio_dev *sdiodev)
u32 addr, gpiocontrol;
unsigned long flags;
pdata = sdiodev->pdata;
if ((pdata) && (pdata->oob_irq_supported)) {
pdata = &sdiodev->settings->bus.sdio;
if (pdata->oob_irq_supported) {
brcmf_dbg(SDIO, "Enter, register OOB IRQ %d\n",
pdata->oob_irq_nr);
ret = request_irq(pdata->oob_irq_nr, brcmf_sdiod_oob_irqhandler,
@ -177,8 +177,8 @@ int brcmf_sdiod_intr_unregister(struct brcmf_sdio_dev *sdiodev)
brcmf_dbg(SDIO, "Entering\n");
pdata = sdiodev->pdata;
if ((pdata) && (pdata->oob_irq_supported)) {
pdata = &sdiodev->settings->bus.sdio;
if (pdata->oob_irq_supported) {
sdio_claim_host(sdiodev->func[1]);
brcmf_sdiod_regwb(sdiodev, SDIO_CCCR_BRCM_SEPINT, 0, NULL);
brcmf_sdiod_regwb(sdiodev, SDIO_CCCR_IENx, 0, NULL);
@ -522,7 +522,7 @@ static int brcmf_sdiod_sglist_rw(struct brcmf_sdio_dev *sdiodev, uint fn,
target_list = pktlist;
/* for host with broken sg support, prepare a page aligned list */
__skb_queue_head_init(&local_list);
if (sdiodev->pdata && sdiodev->pdata->broken_sg_support && !write) {
if (!write && sdiodev->settings->bus.sdio.broken_sg_support) {
req_sz = 0;
skb_queue_walk(pktlist, pkt_next)
req_sz += pkt_next->len;
@ -629,7 +629,7 @@ static int brcmf_sdiod_sglist_rw(struct brcmf_sdio_dev *sdiodev, uint fn,
}
}
if (sdiodev->pdata && sdiodev->pdata->broken_sg_support && !write) {
if (!write && sdiodev->settings->bus.sdio.broken_sg_support) {
local_pkt_next = local_list.next;
orig_offset = 0;
skb_queue_walk(pktlist, pkt_next) {
@ -900,7 +900,7 @@ void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev)
return;
nents = max_t(uint, BRCMF_DEFAULT_RXGLOM_SIZE,
sdiodev->bus_if->drvr->settings->sdiod_txglomsz);
sdiodev->settings->bus.sdio.txglomsz);
nents += (nents >> 4) + 1;
WARN_ON(nents > sdiodev->max_segment_count);
@ -912,7 +912,7 @@ void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev)
sdiodev->sg_support = false;
}
sdiodev->txglomsz = sdiodev->bus_if->drvr->settings->sdiod_txglomsz;
sdiodev->txglomsz = sdiodev->settings->bus.sdio.txglomsz;
}
#ifdef CONFIG_PM_SLEEP
@ -1246,8 +1246,8 @@ static int brcmf_ops_sdio_suspend(struct device *dev)
sdio_flags = MMC_PM_KEEP_POWER;
if (sdiodev->wowl_enabled) {
if (sdiodev->pdata->oob_irq_supported)
enable_irq_wake(sdiodev->pdata->oob_irq_nr);
if (sdiodev->settings->bus.sdio.oob_irq_supported)
enable_irq_wake(sdiodev->settings->bus.sdio.oob_irq_nr);
else
sdio_flags |= MMC_PM_WAKE_SDIO_IRQ;
}

4
drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
View File

@ -43,6 +43,8 @@ enum brcmf_bus_protocol_type {
BRCMF_PROTO_MSGBUF
};
struct brcmf_mp_device;
struct brcmf_bus_dcmd {
char *name;
char *param;
@ -217,7 +219,7 @@ bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, struct sk_buff *pkt,
void brcmf_rx_frame(struct device *dev, struct sk_buff *rxp);
/* Indication from bus module regarding presence/insertion of dongle. */
int brcmf_attach(struct device *dev);
int brcmf_attach(struct device *dev, struct brcmf_mp_device *settings);
/* Indication from bus module regarding removal/absence of dongle */
void brcmf_detach(struct device *dev);
/* Indication from bus module that dongle should be reset */

68
drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c
View File

@ -243,14 +243,35 @@ static void brcmf_mp_attach(void)
}
}
struct brcmfmac_sdio_pd *brcmf_get_module_param(struct device *dev,
enum brcmf_bus_type bus_type,
u32 chip, u32 chiprev)
struct brcmf_mp_device *brcmf_get_module_param(struct device *dev,
enum brcmf_bus_type bus_type,
u32 chip, u32 chiprev)
{
struct brcmfmac_sdio_pd *pdata;
struct brcmf_mp_device *settings;
struct brcmfmac_pd_device *device_pd;
bool found;
int i;
brcmf_dbg(INFO, "Enter, bus=%d, chip=%d, rev=%d\n", bus_type, chip,
chiprev);
settings = kzalloc(sizeof(*settings), GFP_ATOMIC);
if (!settings)
return NULL;
/* start by using the module paramaters */
settings->p2p_enable = !!brcmf_p2p_enable;
settings->feature_disable = brcmf_feature_disable;
settings->fcmode = brcmf_fcmode;
settings->roamoff = !!brcmf_roamoff;
#ifdef DEBUG
settings->ignore_probe_fail = !!brcmf_ignore_probe_fail;
#endif
if (bus_type == BRCMF_BUSTYPE_SDIO)
settings->bus.sdio.txglomsz = brcmf_sdiod_txglomsz;
/* See if there is any device specific platform data configured */
found = false;
if (brcmfmac_pdata) {
for (i = 0; i < brcmfmac_pdata->device_count; i++) {
device_pd = &brcmfmac_pdata->devices[i];
@ -259,38 +280,29 @@ struct brcmfmac_sdio_pd *brcmf_get_module_param(struct device *dev,
((device_pd->rev == chiprev) ||
(device_pd->rev == -1))) {
brcmf_dbg(INFO, "Platform data for device found\n");
settings->country_codes =
device_pd->country_codes;
if (device_pd->bus_type == BRCMF_BUSTYPE_SDIO)
return &device_pd->bus.sdio;
memcpy(&settings->bus.sdio,
&device_pd->bus.sdio,
sizeof(settings->bus.sdio));
found = true;
break;
}
}
}
pdata = NULL;
brcmf_of_probe(dev, &pdata);
return pdata;
if ((bus_type == BRCMF_BUSTYPE_SDIO) && (!found)) {
/* No platform data for this device. In case of SDIO try OF
* (Open Firwmare) Device Tree.
*/
brcmf_of_probe(dev, &settings->bus.sdio);
}
return settings;
}
int brcmf_mp_device_attach(struct brcmf_pub *drvr)
void brcmf_release_module_param(struct brcmf_mp_device *module_param)
{
drvr->settings = kzalloc(sizeof(*drvr->settings), GFP_ATOMIC);
if (!drvr->settings)
return -ENOMEM;
drvr->settings->sdiod_txglomsz = brcmf_sdiod_txglomsz;
drvr->settings->p2p_enable = !!brcmf_p2p_enable;
drvr->settings->feature_disable = brcmf_feature_disable;
drvr->settings->fcmode = brcmf_fcmode;
drvr->settings->roamoff = !!brcmf_roamoff;
#ifdef DEBUG
drvr->settings->ignore_probe_fail = !!brcmf_ignore_probe_fail;
#endif
return 0;
}
void brcmf_mp_device_detach(struct brcmf_pub *drvr)
{
kfree(drvr->settings);
kfree(module_param);
}
static int __init brcmf_common_pd_probe(struct platform_device *pdev)

39
drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.h
View File

@ -45,41 +45,30 @@ extern struct brcmf_mp_global_t brcmf_mp_global;
/**
* struct brcmf_mp_device - Device module paramaters.
*
* @sdiod_txglomsz: SDIO txglom size.
* @joinboost_5g_rssi: 5g rssi booost for preferred join selection.
* @p2p_enable: Legacy P2P0 enable (old wpa_supplicant).
* @feature_disable: Feature_disable bitmask.
* @fcmode: FWS flow control.
* @roamoff: Firmware roaming off?
* @ignore_probe_fail: Ignore probe failure.
* @country_codes: If available, pointer to struct for translating country codes
* @bus: Bus specific platform data. Only SDIO at the mmoment.
*/
struct brcmf_mp_device {
int sdiod_txglomsz;
int joinboost_5g_rssi;
bool p2p_enable;
int feature_disable;
int fcmode;
bool roamoff;
bool ignore_probe_fail;
bool p2p_enable;
unsigned int feature_disable;
int fcmode;
bool roamoff;
bool ignore_probe_fail;
struct brcmfmac_pd_cc *country_codes;
union {
struct brcmfmac_sdio_pd sdio;
} bus;
};
struct brcmfmac_sdio_pd *brcmf_get_module_param(struct device *dev,
enum brcmf_bus_type bus_type,
u32 chip, u32 chiprev);
int brcmf_mp_device_attach(struct brcmf_pub *drvr);
void brcmf_mp_device_detach(struct brcmf_pub *drvr);
#ifdef DEBUG
static inline bool brcmf_ignoring_probe_fail(struct brcmf_pub *drvr)
{
return drvr->settings->ignore_probe_fail;
}
#else
static inline bool brcmf_ignoring_probe_fail(struct brcmf_pub *drvr)
{
return false;
}
#endif
struct brcmf_mp_device *brcmf_get_module_param(struct device *dev,
enum brcmf_bus_type bus_type,
u32 chip, u32 chiprev);
void brcmf_release_module_param(struct brcmf_mp_device *module_param);
/* Sets dongle media info (drv_version, mac address). */
int brcmf_c_preinit_dcmds(struct brcmf_if *ifp);

11
drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
View File

@ -1104,7 +1104,7 @@ static int brcmf_inet6addr_changed(struct notifier_block *nb,
}
#endif
int brcmf_attach(struct device *dev)
int brcmf_attach(struct device *dev, struct brcmf_mp_device *settings)
{
struct brcmf_pub *drvr = NULL;
int ret = 0;
@ -1126,10 +1126,7 @@ int brcmf_attach(struct device *dev)
drvr->hdrlen = 0;
drvr->bus_if = dev_get_drvdata(dev);
drvr->bus_if->drvr = drvr;
/* Initialize device specific settings */
if (brcmf_mp_device_attach(drvr))
goto fail;
drvr->settings = settings;
/* attach debug facilities */
brcmf_debug_attach(drvr);
@ -1274,7 +1271,7 @@ fail:
brcmf_net_detach(p2p_ifp->ndev);
drvr->iflist[0] = NULL;
drvr->iflist[1] = NULL;
if (brcmf_ignoring_probe_fail(drvr))
if (drvr->settings->ignore_probe_fail)
ret = 0;
return ret;
@ -1350,8 +1347,6 @@ void brcmf_detach(struct device *dev)
brcmf_proto_detach(drvr);
brcmf_mp_device_detach(drvr);
brcmf_debug_detach(drvr);
bus_if->drvr = NULL;
kfree(drvr);

14
drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
View File

@ -23,7 +23,7 @@
#include "common.h"
#include "of.h"
void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd **sdio)
void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd *sdio)
{
struct device_node *np = dev->of_node;
int irq;
@ -33,12 +33,8 @@ void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd **sdio)
if (!np || !of_device_is_compatible(np, "brcm,bcm4329-fmac"))
return;
*sdio = devm_kzalloc(dev, sizeof(*sdio), GFP_KERNEL);
if (!(*sdio))
return;
if (of_property_read_u32(np, "brcm,drive-strength", &val) == 0)
(*sdio)->drive_strength = val;
sdio->drive_strength = val;
/* make sure there are interrupts defined in the node */
if (!of_find_property(np, "interrupts", NULL))
@ -51,7 +47,7 @@ void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd **sdio)
}
irqf = irqd_get_trigger_type(irq_get_irq_data(irq));
(*sdio)->oob_irq_supported = true;
(*sdio)->oob_irq_nr = irq;
(*sdio)->oob_irq_flags = irqf;
sdio->oob_irq_supported = true;
sdio->oob_irq_nr = irq;
sdio->oob_irq_flags = irqf;
}

5
drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h
View File

@ -14,10 +14,9 @@
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef CONFIG_OF
void
brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd **sdio);
void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd *sdio);
#else
static void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd **sdio)
static void brcmf_of_probe(struct device *dev, struct brcmfmac_sdio_pd *sdio)
{
}
#endif /* CONFIG_OF */

24
drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
View File

@ -37,6 +37,8 @@
#include "pcie.h"
#include "firmware.h"
#include "chip.h"
#include "core.h"
#include "common.h"
enum brcmf_pcie_state {
@ -266,6 +268,7 @@ struct brcmf_pciedev_info {
u16 (*read_ptr)(struct brcmf_pciedev_info *devinfo, u32 mem_offset);
void (*write_ptr)(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
u16 value);
struct brcmf_mp_device *settings;
};
struct brcmf_pcie_ringbuf {
@ -1525,16 +1528,16 @@ static void brcmf_pcie_release_resource(struct brcmf_pciedev_info *devinfo)
}
static int brcmf_pcie_attach_bus(struct device *dev)
static int brcmf_pcie_attach_bus(struct brcmf_pciedev_info *devinfo)
{
int ret;
/* Attach to the common driver interface */
ret = brcmf_attach(dev);
ret = brcmf_attach(&devinfo->pdev->dev, devinfo->settings);
if (ret) {
brcmf_err("brcmf_attach failed\n");
} else {
ret = brcmf_bus_start(dev);
ret = brcmf_bus_start(&devinfo->pdev->dev);
if (ret)
brcmf_err("dongle is not responding\n");
}
@ -1672,7 +1675,7 @@ static void brcmf_pcie_setup(struct device *dev, const struct firmware *fw,
init_waitqueue_head(&devinfo->mbdata_resp_wait);
brcmf_pcie_intr_enable(devinfo);
if (brcmf_pcie_attach_bus(bus->dev) == 0)
if (brcmf_pcie_attach_bus(devinfo) == 0)
return;
brcmf_pcie_bus_console_read(devinfo);
@ -1716,6 +1719,15 @@ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto fail;
}
devinfo->settings = brcmf_get_module_param(&devinfo->pdev->dev,
BRCMF_BUSTYPE_PCIE,
devinfo->ci->chip,
devinfo->ci->chiprev);
if (!devinfo->settings) {
ret = -ENOMEM;
goto fail;
}
bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (!bus) {
ret = -ENOMEM;
@ -1760,6 +1772,8 @@ fail:
brcmf_pcie_release_resource(devinfo);
if (devinfo->ci)
brcmf_chip_detach(devinfo->ci);
if (devinfo->settings)
brcmf_release_module_param(devinfo->settings);
kfree(pcie_bus_dev);
kfree(devinfo);
return ret;
@ -1799,6 +1813,8 @@ brcmf_pcie_remove(struct pci_dev *pdev)
if (devinfo->ci)
brcmf_chip_detach(devinfo->ci);
if (devinfo->settings)
brcmf_release_module_param(devinfo->settings);
kfree(devinfo);
dev_set_drvdata(&pdev->dev, NULL);

46
drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
View File

@ -2442,15 +2442,17 @@ static void brcmf_sdio_bus_stop(struct device *dev)
static inline void brcmf_sdio_clrintr(struct brcmf_sdio *bus)
{
struct brcmf_sdio_dev *sdiodev;
unsigned long flags;
if (bus->sdiodev->oob_irq_requested) {
spin_lock_irqsave(&bus->sdiodev->irq_en_lock, flags);
if (!bus->sdiodev->irq_en && !atomic_read(&bus->ipend)) {
enable_irq(bus->sdiodev->pdata->oob_irq_nr);
bus->sdiodev->irq_en = true;
sdiodev = bus->sdiodev;
if (sdiodev->oob_irq_requested) {
spin_lock_irqsave(&sdiodev->irq_en_lock, flags);
if (!sdiodev->irq_en && !atomic_read(&bus->ipend)) {
enable_irq(sdiodev->settings->bus.sdio.oob_irq_nr);
sdiodev->irq_en = true;
}
spin_unlock_irqrestore(&bus->sdiodev->irq_en_lock, flags);
spin_unlock_irqrestore(&sdiodev->irq_en_lock, flags);
}
}
@ -3394,9 +3396,7 @@ static int brcmf_sdio_bus_preinit(struct device *dev)
sizeof(u32));
} else {
/* otherwise, set txglomalign */
value = 4;
if (sdiodev->pdata)
value = sdiodev->pdata->sd_sgentry_align;
value = sdiodev->settings->bus.sdio.sd_sgentry_align;
/* SDIO ADMA requires at least 32 bit alignment */
value = max_t(u32, value, 4);
err = brcmf_iovar_data_set(dev, "bus:txglomalign", &value,
@ -3811,21 +3811,25 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus)
bus->ci = NULL;
goto fail;
}
sdiodev->pdata = brcmf_get_module_param(sdiodev->dev,
sdiodev->settings = brcmf_get_module_param(sdiodev->dev,
BRCMF_BUSTYPE_SDIO,
bus->ci->chip,
bus->ci->chiprev);
if (!sdiodev->settings) {
brcmf_err("Failed to get device parameters\n");
goto fail;
}
/* platform specific configuration:
* alignments must be at least 4 bytes for ADMA
*/
bus->head_align = ALIGNMENT;
bus->sgentry_align = ALIGNMENT;
if (sdiodev->pdata) {
if (sdiodev->pdata->sd_head_align > ALIGNMENT)
bus->head_align = sdiodev->pdata->sd_head_align;
if (sdiodev->pdata->sd_sgentry_align > ALIGNMENT)
bus->sgentry_align = sdiodev->pdata->sd_sgentry_align;
}
if (sdiodev->settings->bus.sdio.sd_head_align > ALIGNMENT)
bus->head_align = sdiodev->settings->bus.sdio.sd_head_align;
if (sdiodev->settings->bus.sdio.sd_sgentry_align > ALIGNMENT)
bus->sgentry_align =
sdiodev->settings->bus.sdio.sd_sgentry_align;
/* allocate scatter-gather table. sg support
* will be disabled upon allocation failure.
*/
@ -3837,7 +3841,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus)
*/
if ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_KEEP_POWER) &&
((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_WAKE_SDIO_IRQ) ||
(sdiodev->pdata && sdiodev->pdata->oob_irq_supported)))
(sdiodev->settings->bus.sdio.oob_irq_supported)))
sdiodev->bus_if->wowl_supported = true;
#endif
@ -3846,8 +3850,8 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus)
goto fail;
}
if ((sdiodev->pdata) && (sdiodev->pdata->drive_strength))
drivestrength = sdiodev->pdata->drive_strength;
if (sdiodev->settings->bus.sdio.drive_strength)
drivestrength = sdiodev->settings->bus.sdio.drive_strength;
else
drivestrength = DEFAULT_SDIO_DRIVE_STRENGTH;
brcmf_sdio_drivestrengthinit(sdiodev, bus->ci, drivestrength);
@ -4124,7 +4128,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
bus->tx_hdrlen = SDPCM_HWHDR_LEN + SDPCM_SWHDR_LEN;
/* Attach to the common layer, reserve hdr space */
ret = brcmf_attach(bus->sdiodev->dev);
ret = brcmf_attach(bus->sdiodev->dev, bus->sdiodev->settings);
if (ret != 0) {
brcmf_err("brcmf_attach failed\n");
goto fail;
@ -4228,6 +4232,8 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus)
}
brcmf_chip_detach(bus->ci);
}
if (bus->sdiodev->settings)
brcmf_release_module_param(bus->sdiodev->settings);
kfree(bus->rxbuf);
kfree(bus->hdrbuf);

2
drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
View File

@ -184,7 +184,7 @@ struct brcmf_sdio_dev {
struct brcmf_sdio *bus;
struct device *dev;
struct brcmf_bus *bus_if;
struct brcmfmac_sdio_pd *pdata;
struct brcmf_mp_device *settings;
bool oob_irq_requested;
bool irq_en; /* irq enable flags */
spinlock_t irq_en_lock;

16
drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
View File

@ -27,6 +27,8 @@
#include "debug.h"
#include "firmware.h"
#include "usb.h"
#include "core.h"
#include "common.h"
#define IOCTL_RESP_TIMEOUT msecs_to_jiffies(2000)
@ -171,6 +173,7 @@ struct brcmf_usbdev_info {
struct urb *bulk_urb; /* used for FW download */
bool wowl_enabled;
struct brcmf_mp_device *settings;
};
static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo,
@ -1027,6 +1030,9 @@ static void brcmf_usb_detach(struct brcmf_usbdev_info *devinfo)
kfree(devinfo->tx_reqs);
kfree(devinfo->rx_reqs);
if (devinfo->settings)
brcmf_release_module_param(devinfo->settings);
}
@ -1136,7 +1142,7 @@ static int brcmf_usb_bus_setup(struct brcmf_usbdev_info *devinfo)
int ret;
/* Attach to the common driver interface */
ret = brcmf_attach(devinfo->dev);
ret = brcmf_attach(devinfo->dev, devinfo->settings);
if (ret) {
brcmf_err("brcmf_attach failed\n");
return ret;
@ -1223,6 +1229,14 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
bus->wowl_supported = true;
#endif
devinfo->settings = brcmf_get_module_param(bus->dev, BRCMF_BUSTYPE_USB,
bus_pub->devid,
bus_pub->chiprev);
if (!devinfo->settings) {
ret = -ENOMEM;
goto fail;
}
if (!brcmf_usb_dlneeded(devinfo)) {
ret = brcmf_usb_bus_setup(devinfo);
if (ret)