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path: root/drivers/staging/csr/io.c
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Diffstat (limited to 'drivers/staging/csr/io.c')
-rw-r--r--drivers/staging/csr/io.c102
1 files changed, 43 insertions, 59 deletions
diff --git a/drivers/staging/csr/io.c b/drivers/staging/csr/io.c
index caf48e3120ca..af9c28f073b9 100644
--- a/drivers/staging/csr/io.c
+++ b/drivers/staging/csr/io.c
@@ -31,7 +31,6 @@
* ---------------------------------------------------------------------------
*/
#include <linux/proc_fs.h>
-#include <linux/version.h>
#include "csr_wifi_hip_unifi.h"
#include "csr_wifi_hip_unifiversion.h"
@@ -86,7 +85,6 @@ static int uf_read_proc(char *page, char **start, off_t offset, int count,
static CsrResult signal_buffer_init(unifi_priv_t * priv, int size)
{
int i;
- func_enter();
priv->rxSignalBuffer.writePointer =
priv->rxSignalBuffer.readPointer = 0;
@@ -106,11 +104,9 @@ static CsrResult signal_buffer_init(unifi_priv_t * priv, int size)
kfree(priv->rxSignalBuffer.rx_buff[j].bufptr);
priv->rxSignalBuffer.rx_buff[j].bufptr = NULL;
}
- func_exit();
return -1;
}
}
- func_exit();
return 0;
}
@@ -265,8 +261,6 @@ register_unifi_sdio(CsrSdioFunction *sdio_dev, int bus_id, struct device *dev)
int r = -1;
CsrResult csrResult;
- func_enter();
-
if ((bus_id < 0) || (bus_id >= MAX_UNIFI_DEVS)) {
unifi_error(priv, "register_unifi_sdio: invalid device %d\n",
bus_id);
@@ -415,7 +409,6 @@ register_unifi_sdio(CsrSdioFunction *sdio_dev, int bus_id, struct device *dev)
up(&Unifi_instance_mutex);
- func_exit();
return priv;
failed4:
@@ -449,7 +442,6 @@ failed0:
up(&Unifi_instance_mutex);
- func_exit();
return NULL;
} /* register_unifi_sdio() */
@@ -473,7 +465,6 @@ failed0:
static void
ask_unifi_sdio_cleanup(unifi_priv_t *priv)
{
- func_enter();
/*
* Now clear the flag that says the old instance is in use.
@@ -486,8 +477,6 @@ ask_unifi_sdio_cleanup(unifi_priv_t *priv)
unifi_trace(NULL, UDBG5, "ask_unifi_sdio_cleanup: wake up cleanup workqueue.\n");
wake_up(&Unifi_cleanup_wq);
- func_exit();
-
} /* ask_unifi_sdio_cleanup() */
@@ -511,8 +500,6 @@ cleanup_unifi_sdio(unifi_priv_t *priv)
int i;
static const CsrWifiMacAddress broadcast_address = {{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}};
- func_enter();
-
/* Remove the device nodes */
uf_destroy_device_nodes(priv);
@@ -604,8 +591,6 @@ cleanup_unifi_sdio(unifi_priv_t *priv)
unifi_trace(NULL, UDBG5, "cleanup_unifi_sdio: DONE.\n");
- func_exit();
-
} /* cleanup_unifi_sdio() */
@@ -639,7 +624,6 @@ unregister_unifi_sdio(int bus_id)
if (priv == NULL) {
unifi_error(priv, "unregister_unifi_sdio: device %d is not registered\n",
bus_id);
- func_exit();
return;
}
@@ -1016,37 +1000,37 @@ uf_remove_os_device(int bus_id)
static void
uf_sdio_inserted(CsrSdioFunction *sdio_ctx)
{
- unifi_priv_t *priv;
+ unifi_priv_t *priv;
- unifi_trace(NULL, UDBG5, "uf_sdio_inserted(0x%p), slot_id=%d, dev=%p\n",
- sdio_ctx, active_slot, os_devices[active_slot]);
+ unifi_trace(NULL, UDBG5, "uf_sdio_inserted(0x%p), slot_id=%d, dev=%p\n",
+ sdio_ctx, active_slot, os_devices[active_slot]);
- priv = register_unifi_sdio(sdio_ctx, active_slot, os_devices[active_slot]);
- if (priv == NULL) {
- CsrSdioInsertedAcknowledge(sdio_ctx, CSR_RESULT_FAILURE);
- return;
- }
+ priv = register_unifi_sdio(sdio_ctx, active_slot, os_devices[active_slot]);
+ if (priv == NULL) {
+ CsrSdioInsertedAcknowledge(sdio_ctx, CSR_RESULT_FAILURE);
+ return;
+ }
- sdio_ctx->driverData = priv;
+ sdio_ctx->driverData = priv;
- CsrSdioInsertedAcknowledge(sdio_ctx, CSR_RESULT_SUCCESS);
+ CsrSdioInsertedAcknowledge(sdio_ctx, CSR_RESULT_SUCCESS);
} /* uf_sdio_inserted() */
static void
uf_sdio_removed(CsrSdioFunction *sdio_ctx)
{
- unregister_unifi_sdio(active_slot);
- CsrSdioRemovedAcknowledge(sdio_ctx);
+ unregister_unifi_sdio(active_slot);
+ CsrSdioRemovedAcknowledge(sdio_ctx);
} /* uf_sdio_removed() */
static void
uf_sdio_dsr_handler(CsrSdioFunction *sdio_ctx)
{
- unifi_priv_t *priv = sdio_ctx->driverData;
+ unifi_priv_t *priv = sdio_ctx->driverData;
- unifi_sdio_interrupt_handler(priv->card);
+ unifi_sdio_interrupt_handler(priv->card);
} /* uf_sdio_dsr_handler() */
/*
@@ -1068,7 +1052,7 @@ uf_sdio_dsr_handler(CsrSdioFunction *sdio_ctx)
static CsrSdioInterruptDsrCallback
uf_sdio_int_handler(CsrSdioFunction *sdio_ctx)
{
- return uf_sdio_dsr_handler;
+ return uf_sdio_dsr_handler;
} /* uf_sdio_int_handler() */
@@ -1076,18 +1060,18 @@ uf_sdio_int_handler(CsrSdioFunction *sdio_ctx)
static CsrSdioFunctionId unifi_ids[] =
{
- {
- .manfId = SDIO_MANF_ID_CSR,
- .cardId = SDIO_CARD_ID_UNIFI_3,
- .sdioFunction = SDIO_WLAN_FUNC_ID_UNIFI_3,
- .sdioInterface = CSR_SDIO_ANY_SDIO_INTERFACE,
- },
- {
- .manfId = SDIO_MANF_ID_CSR,
- .cardId = SDIO_CARD_ID_UNIFI_4,
- .sdioFunction = SDIO_WLAN_FUNC_ID_UNIFI_4,
- .sdioInterface = CSR_SDIO_ANY_SDIO_INTERFACE,
- }
+ {
+ .manfId = SDIO_MANF_ID_CSR,
+ .cardId = SDIO_CARD_ID_UNIFI_3,
+ .sdioFunction = SDIO_WLAN_FUNC_ID_UNIFI_3,
+ .sdioInterface = CSR_SDIO_ANY_SDIO_INTERFACE,
+ },
+ {
+ .manfId = SDIO_MANF_ID_CSR,
+ .cardId = SDIO_CARD_ID_UNIFI_4,
+ .sdioFunction = SDIO_WLAN_FUNC_ID_UNIFI_4,
+ .sdioInterface = CSR_SDIO_ANY_SDIO_INTERFACE,
+ }
};
@@ -1096,14 +1080,14 @@ static CsrSdioFunctionId unifi_ids[] =
*/
static CsrSdioFunctionDriver unifi_sdioFunction_drv =
{
- .inserted = uf_sdio_inserted,
- .removed = uf_sdio_removed,
- .intr = uf_sdio_int_handler,
- .suspend = uf_lx_suspend,
- .resume = uf_lx_resume,
-
- .ids = unifi_ids,
- .idsCount = sizeof(unifi_ids) / sizeof(unifi_ids[0])
+ .inserted = uf_sdio_inserted,
+ .removed = uf_sdio_removed,
+ .intr = uf_sdio_int_handler,
+ .suspend = uf_lx_suspend,
+ .resume = uf_lx_resume,
+
+ .ids = unifi_ids,
+ .idsCount = sizeof(unifi_ids) / sizeof(unifi_ids[0])
};
@@ -1126,15 +1110,15 @@ static CsrSdioFunctionDriver unifi_sdioFunction_drv =
int __init
uf_sdio_load(void)
{
- CsrResult csrResult;
+ CsrResult csrResult;
- csrResult = CsrSdioFunctionDriverRegister(&unifi_sdioFunction_drv);
- if (csrResult != CSR_RESULT_SUCCESS) {
- unifi_error(NULL, "Failed to register UniFi SDIO driver: csrResult=%d\n", csrResult);
- return -EIO;
- }
+ csrResult = CsrSdioFunctionDriverRegister(&unifi_sdioFunction_drv);
+ if (csrResult != CSR_RESULT_SUCCESS) {
+ unifi_error(NULL, "Failed to register UniFi SDIO driver: csrResult=%d\n", csrResult);
+ return -EIO;
+ }
- return 0;
+ return 0;
} /* uf_sdio_load() */
@@ -1142,6 +1126,6 @@ uf_sdio_load(void)
void __exit
uf_sdio_unload(void)
{
- CsrSdioFunctionDriverUnregister(&unifi_sdioFunction_drv);
+ CsrSdioFunctionDriverUnregister(&unifi_sdioFunction_drv);
} /* uf_sdio_unload() */
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