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b43: bus: add helpers for checking host type 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-05-19 15:11:27 +02:00 committed by John W. Linville
parent d48ae5c826
commit 505fb019d4
2 changed files with 17 additions and 6 deletions
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11
drivers/net/wireless/b43/bus.h
View File

@ -46,6 +46,17 @@ struct b43_bus_dev {
u8 core_rev;
};
static inline bool b43_bus_host_is_pcmcia(struct b43_bus_dev *dev)
{
return (dev->bus_type == B43_BUS_SSB &&
dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA);
}
static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev)
{
return (dev->bus_type == B43_BUS_SSB &&
dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO);
}
struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
#endif /* B43_BUS_H_ */

12
drivers/net/wireless/b43/main.c
View File

@ -1645,7 +1645,7 @@ static void b43_beacon_update_trigger_work(struct work_struct *work)
mutex_lock(&wl->mutex);
dev = wl->current_dev;
if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED))) {
if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) {
if (b43_bus_host_is_sdio(dev->dev)) {
/* wl->mutex is enough. */
b43_do_beacon_update_trigger_work(dev);
mmiowb();
@ -3955,7 +3955,7 @@ static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev)
/* Disable interrupts on the device. */
b43_set_status(dev, B43_STAT_INITIALIZED);
if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) {
if (b43_bus_host_is_sdio(dev->dev)) {
/* wl->mutex is locked. That is enough. */
b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, 0);
b43_read32(dev, B43_MMIO_GEN_IRQ_MASK); /* Flush */
@ -3968,7 +3968,7 @@ static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev)
/* Synchronize and free the interrupt handlers. Unlock to avoid deadlocks. */
orig_dev = dev;
mutex_unlock(&wl->mutex);
if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) {
if (b43_bus_host_is_sdio(dev->dev)) {
b43_sdio_free_irq(dev);
} else {
synchronize_irq(dev->dev->irq);
@ -4005,7 +4005,7 @@ static int b43_wireless_core_start(struct b43_wldev *dev)
B43_WARN_ON(b43_status(dev) != B43_STAT_INITIALIZED);
drain_txstatus_queue(dev);
if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) {
if (b43_bus_host_is_sdio(dev->dev)) {
err = b43_sdio_request_irq(dev, b43_sdio_interrupt_handler);
if (err) {
b43err(dev->wl, "Cannot request SDIO IRQ\n");
@ -4405,8 +4405,8 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
/* Maximum Contention Window */
b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_MAXCONT, 0x3FF);
if ((dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA) ||
(dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) ||
if (b43_bus_host_is_pcmcia(dev->dev) ||
b43_bus_host_is_sdio(dev->dev) ||
dev->use_pio) {
dev->__using_pio_transfers = 1;
err = b43_pio_init(dev);