staging: wilc1000: linux_wlan_get_firmware: change argument p_nic with dev

This patch changes argument perInterface_wlan_t *p_nic with struct net_device
*dev and use netdev private data nic and it's member wilc instead of
g_linux_wlan.
Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/linux_wlan.c

@@ -517,14 +517,17 @@ void linux_wlan_rx_complete(void)
 	PRINT_D(RX_DBG, "RX completed\n");
 }
 
-int linux_wlan_get_firmware(perInterface_wlan_t *p_nic)
+int linux_wlan_get_firmware(struct net_device *dev)
 {
-
-	perInterface_wlan_t *nic = p_nic;
+	perInterface_wlan_t *nic;
+	struct wilc *wilc;
 	int ret = 0;
 	const struct firmware *wilc_firmware;
 	char *firmware;
 
+	nic = netdev_priv(dev);
+	wilc = nic->wilc;
+
 	if (nic->iftype == AP_MODE)
 		firmware = AP_FIRMWARE;
 	else if (nic->iftype == STATION_MODE)
@@ -549,19 +552,19 @@ int linux_wlan_get_firmware(perInterface_wlan_t *p_nic)
 	 *      root file system with the name specified above */
 
 #ifdef WILC_SDIO
-	if (request_firmware(&wilc_firmware, firmware, &g_linux_wlan->wilc_sdio_func->dev) != 0) {
+	if (request_firmware(&wilc_firmware, firmware, &wilc->wilc_sdio_func->dev) != 0) {
 		PRINT_ER("%s - firmare not available\n", firmware);
 		ret = -1;
 		goto _fail_;
 	}
 #else
-	if (request_firmware(&wilc_firmware, firmware, &g_linux_wlan->wilc_spidev->dev) != 0) {
+	if (request_firmware(&wilc_firmware, firmware, &wilc->wilc_spidev->dev) != 0) {
 		PRINT_ER("%s - firmare not available\n", firmware);
 		ret = -1;
 		goto _fail_;
 	}
 #endif
-	g_linux_wlan->firmware = wilc_firmware;
+	wilc->firmware = wilc_firmware;
 
 _fail_:
 
@@ -1125,7 +1128,7 @@ int wilc1000_wlan_init(struct net_device *dev, perInterface_wlan_t *p_nic)
 		}
 #endif
 
-		if (linux_wlan_get_firmware(nic)) {
+		if (linux_wlan_get_firmware(dev)) {
 			PRINT_ER("Can't get firmware\n");
 			ret = -EIO;
 			goto _fail_irq_enable_;

drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

@@ -21,8 +21,6 @@
 #define IS_MGMT_STATUS_SUCCES			0x040
 #define GET_PKT_OFFSET(a) (((a) >> 22) & 0x1ff)
 
-extern int linux_wlan_get_firmware(perInterface_wlan_t *p_nic);
-
 extern int mac_open(struct net_device *ndev);
 extern int mac_close(struct net_device *ndev);
 
@@ -2737,7 +2735,7 @@ static int change_virtual_intf(struct wiphy *wiphy, struct net_device *dev,
 		PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
 
 		PRINT_D(HOSTAPD_DBG, "Downloading AP firmware\n");
-		linux_wlan_get_firmware(nic);
+		linux_wlan_get_firmware(dev);
 		/*If wilc is running, then close-open to actually get new firmware running (serves P2P)*/
 		if (wl->initialized)	{
 			nic->iftype = AP_MODE;

drivers/staging/wilc1000/wilc_wfi_netdevice.h

@@ -218,4 +218,5 @@ int wilc_netdev_init(struct wilc **wilc);
 void wilc1000_wlan_deinit(struct net_device *dev);
 void WILC_WFI_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size);
 u16 Set_machw_change_vir_if(struct net_device *dev, bool bValue);
+int linux_wlan_get_firmware(struct net_device *dev);
 #endif