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authorLuis R. Rodriguez <lrodriguez@atheros.com>2011-03-29 17:56:25 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2011-04-04 22:58:16 -0700
commit60a9bc57804bd6a629ff1016fea43766f3f6eaf3 (patch)
tree92769b674e3f9f0ca6270c20c378ae03c2913c8b /drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c
parent09b6b5e916afa32a4a4a4c9d7cb3ed00563d6b0e (diff)
ath6kl: style cleanup on struct sdio_driver components
No functional changes except renames of the routines and id data structure. Cc: Naveen Singh <nsingh@atheros.com> Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c')
-rw-r--r--drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c172
1 files changed, 85 insertions, 87 deletions
diff --git a/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c b/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c
index c862a199a73b..9420c40f2993 100644
--- a/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c
+++ b/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif.c
@@ -56,12 +56,14 @@
static int hifDeviceSuspend(struct device *dev);
static int hifDeviceResume(struct device *dev);
#endif /* CONFIG_PM */
-static int hifDeviceInserted(struct sdio_func *func, const struct sdio_device_id *id);
-static void hifDeviceRemoved(struct sdio_func *func);
static void delHifDevice(struct hif_device * device);
static int Func0_CMD52WriteByte(struct mmc_card *card, unsigned int address, unsigned char byte);
static int Func0_CMD52ReadByte(struct mmc_card *card, unsigned int address, unsigned char *byte);
+static int hifEnableFunc(struct hif_device *device, struct sdio_func *func);
+static int hifDisableFunc(struct hif_device *device, struct sdio_func *func);
+OSDRV_CALLBACKS osdrvCallbacks;
+
int reset_sdio_on_unload = 0;
module_param(reset_sdio_on_unload, int, 0644);
@@ -88,21 +90,86 @@ static struct hif_device *ath6kl_get_hifdev(struct sdio_func *func)
return (struct hif_device *) sdio_get_drvdata(func);
}
-/* ------ Static Variables ------ */
-static const struct sdio_device_id ar6k_id_table[] = {
- { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6002_BASE | 0x0)) },
- { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6002_BASE | 0x1)) },
- { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6003_BASE | 0x0)) },
- { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6003_BASE | 0x1)) },
- { /* null */ },
+static const struct sdio_device_id ath6kl_hifdev_ids[] = {
+ { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6002_BASE | 0x0)) },
+ { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6002_BASE | 0x1)) },
+ { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6003_BASE | 0x0)) },
+ { SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6003_BASE | 0x1)) },
+ { /* null */ },
};
-MODULE_DEVICE_TABLE(sdio, ar6k_id_table);
-static struct sdio_driver ar6k_driver = {
- .name = "ar6k_wlan",
- .id_table = ar6k_id_table,
- .probe = hifDeviceInserted,
- .remove = hifDeviceRemoved,
+MODULE_DEVICE_TABLE(sdio, ath6kl_hifdev_ids);
+
+static int ath6kl_hifdev_probe(struct sdio_func *func,
+ const struct sdio_device_id *id)
+{
+ int ret;
+ struct hif_device *device;
+ int count;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_TRACE,
+ ("ath6kl: Function: 0x%X, Vendor ID: 0x%X, "
+ "Device ID: 0x%X, block size: 0x%X/0x%X\n",
+ func->num, func->vendor, func->device,
+ func->max_blksize, func->cur_blksize));
+
+ ath6kl_alloc_hifdev(func);
+ device = ath6kl_get_hifdev(func);
+
+ device->id = id;
+ device->is_disabled = true;
+
+ spin_lock_init(&device->lock);
+ spin_lock_init(&device->asynclock);
+
+ DL_LIST_INIT(&device->ScatterReqHead);
+
+ /* Try to allow scatter unless globally overridden */
+ if (!nohifscattersupport)
+ device->scatter_enabled = true;
+
+ A_MEMZERO(device->busRequest, sizeof(device->busRequest));
+
+ for (count = 0; count < BUS_REQUEST_MAX_NUM; count++) {
+ sema_init(&device->busRequest[count].sem_req, 0);
+ hifFreeBusRequest(device, &device->busRequest[count]);
+ }
+
+ sema_init(&device->sem_async, 0);
+
+ ret = hifEnableFunc(device, func);
+
+ return ret;
+}
+
+static void ath6kl_hifdev_remove(struct sdio_func *func)
+{
+ int status = 0;
+ struct hif_device *device;
+ AR_DEBUG_ASSERT(func != NULL);
+
+ device = ath6kl_get_hifdev(func);
+ if (device->claimedContext != NULL)
+ status = osdrvCallbacks.
+ deviceRemovedHandler(device->claimedContext, device);
+
+ if (device->is_disabled)
+ device->is_disabled = false;
+ else
+ status = hifDisableFunc(device, func);
+
+ CleanupHIFScatterResources(device);
+
+ delHifDevice(device);
+ AR_DEBUG_ASSERT(status == 0);
+ AR_DEBUG_PRINTF(ATH_DEBUG_TRACE, ("AR6000: -hifDeviceRemoved\n"));
+}
+
+static struct sdio_driver ath6kl_hifdev_driver = {
+ .name = "ath6kl_hifdev",
+ .id_table = ath6kl_hifdev_ids,
+ .probe = ath6kl_hifdev_probe,
+ .remove = ath6kl_hifdev_remove,
};
#if defined(CONFIG_PM)
@@ -119,14 +186,11 @@ static struct dev_pm_ops ar6k_device_pm_ops = {
/* make sure we only unregister when registered. */
static int registered = 0;
-OSDRV_CALLBACKS osdrvCallbacks;
extern u32 onebitmode;
extern u32 busspeedlow;
extern u32 debughif;
static void ResetAllCards(void);
-static int hifDisableFunc(struct hif_device *device, struct sdio_func *func);
-static int hifEnableFunc(struct hif_device *device, struct sdio_func *func);
#ifdef DEBUG
@@ -156,10 +220,10 @@ int HIFInit(OSDRV_CALLBACKS *callbacks)
#if defined(CONFIG_PM)
if (callbacks->deviceSuspendHandler && callbacks->deviceResumeHandler)
- ar6k_driver.drv.pm = &ar6k_device_pm_ops;
+ ath6kl_hifdev_driver.drv.pm = &ar6k_device_pm_ops;
#endif /* CONFIG_PM */
- r = sdio_register_driver(&ar6k_driver);
+ r = sdio_register_driver(&ath6kl_hifdev_driver);
if (r < 0)
return r;
@@ -777,7 +841,7 @@ HIFShutDownDevice(struct hif_device *device)
registered = 0;
AR_DEBUG_PRINTF(ATH_DEBUG_TRACE,
("AR6000: Unregistering with the bus driver\n"));
- sdio_unregister_driver(&ar6k_driver);
+ sdio_unregister_driver(&ath6kl_hifdev_driver);
AR_DEBUG_PRINTF(ATH_DEBUG_TRACE,
("AR6000: Unregistered\n"));
}
@@ -837,48 +901,6 @@ static int enable_task(void *param)
}
#endif
-static int hifDeviceInserted(struct sdio_func *func, const struct sdio_device_id *id)
-{
- int ret;
- struct hif_device * device;
- int count;
-
- AR_DEBUG_PRINTF(ATH_DEBUG_TRACE,
- ("AR6000: hifDeviceInserted, Function: 0x%X, Vendor ID: 0x%X, Device ID: 0x%X, block size: 0x%X/0x%X\n",
- func->num, func->vendor, func->device, func->max_blksize, func->cur_blksize));
-
- ath6kl_alloc_hifdev(func);
- device = ath6kl_get_hifdev(func);
-
- device->id = id;
- device->is_disabled = true;
-
- spin_lock_init(&device->lock);
-
- spin_lock_init(&device->asynclock);
-
- DL_LIST_INIT(&device->ScatterReqHead);
-
- if (!nohifscattersupport) {
- /* try to allow scatter operation on all instances,
- * unless globally overridden */
- device->scatter_enabled = true;
- }
-
- /* Initialize the bus requests to be used later */
- A_MEMZERO(device->busRequest, sizeof(device->busRequest));
- for (count = 0; count < BUS_REQUEST_MAX_NUM; count ++) {
- sema_init(&device->busRequest[count].sem_req, 0);
- hifFreeBusRequest(device, &device->busRequest[count]);
- }
- sema_init(&device->sem_async, 0);
-
- ret = hifEnableFunc(device, func);
-
- return ret;
-}
-
-
void
HIFAckInterrupt(struct hif_device *device)
{
@@ -1139,30 +1161,6 @@ static int hifDeviceResume(struct device *dev)
}
#endif /* CONFIG_PM */
-static void hifDeviceRemoved(struct sdio_func *func)
-{
- int status = 0;
- struct hif_device *device;
- AR_DEBUG_ASSERT(func != NULL);
-
- AR_DEBUG_PRINTF(ATH_DEBUG_TRACE, ("AR6000: +hifDeviceRemoved\n"));
- device = ath6kl_get_hifdev(func);
- if (device->claimedContext != NULL) {
- status = osdrvCallbacks.deviceRemovedHandler(device->claimedContext, device);
- }
-
- if (device->is_disabled) {
- device->is_disabled = false;
- } else {
- status = hifDisableFunc(device, func);
- }
- CleanupHIFScatterResources(device);
-
- delHifDevice(device);
- AR_DEBUG_ASSERT(status == 0);
- AR_DEBUG_PRINTF(ATH_DEBUG_TRACE, ("AR6000: -hifDeviceRemoved\n"));
-}
-
/*
* This should be moved to AR6K HTC layer.
*/