staging: wilc1000: wilc_wlan_handle_txq: add argument and use wilc

This patch adds argument net_device dev and use netdev private data memeber
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

@@ -476,10 +476,10 @@ static int linux_wlan_txq_task(void *vp)
 		}
 		PRINT_D(TX_DBG, "txq_task handle the sending packet and let me go to sleep.\n");
 #if !defined USE_TX_BACKOFF_DELAY_IF_NO_BUFFERS
-		ret = wilc_wlan_handle_txq(&txq_count);
+		ret = wilc_wlan_handle_txq(dev, &txq_count);
 #else
 		do {
-			ret = wilc_wlan_handle_txq(&txq_count);
+			ret = wilc_wlan_handle_txq(dev, &txq_count);
 			if (txq_count < FLOW_CONTROL_LOWER_THRESHOLD /* && netif_queue_stopped(pd->wilc_netdev)*/) {
 				PRINT_D(TX_DBG, "Waking up queue\n");
 				/* netif_wake_queue(pd->wilc_netdev); */

drivers/staging/wilc1000/wilc_wlan.c

@@ -814,7 +814,7 @@ void chip_sleep_manually(u32 u32SleepTime)
  *      Tx, Rx queue handle functions
  *
  ********************************************/
-int wilc_wlan_handle_txq(u32 *pu32TxqCount)
+int wilc_wlan_handle_txq(struct net_device *dev, u32 *pu32TxqCount)
 {
 	wilc_wlan_dev_t *p = (wilc_wlan_dev_t *)&g_wlan;
 	int i, entries = 0;
@@ -828,13 +828,18 @@ int wilc_wlan_handle_txq(u32 *pu32TxqCount)
 	int counter;
 	int timeout;
 	u32 vmm_table[WILC_VMM_TBL_SIZE];
+	perInterface_wlan_t *nic;
+	struct wilc *wilc;
+
+	nic = netdev_priv(dev);
+	wilc = nic->wilc;
 
 	p->txq_exit = 0;
 	do {
 		if (p->quit)
 			break;
 
-		linux_wlan_lock_timeout(&g_linux_wlan->txq_add_to_head_cs,
+		linux_wlan_lock_timeout(&wilc->txq_add_to_head_cs,
 					CFG_PKTS_TIMEOUT);
 #ifdef	TCP_ACK_FILTER
 		wilc_wlan_txq_filter_dup_tcp_ack();
@@ -1098,7 +1103,7 @@ int wilc_wlan_handle_txq(u32 *pu32TxqCount)
 		if (ret != 1)
 			break;
 	} while (0);
-	up(&g_linux_wlan->txq_add_to_head_cs);
+	up(&wilc->txq_add_to_head_cs);
 
 	p->txq_exit = 1;
 	PRINT_D(TX_DBG, "THREAD: Exiting txq\n");

drivers/staging/wilc1000/wilc_wlan.h

@@ -300,7 +300,7 @@ int wilc_wlan_start(void);
 int wilc_wlan_stop(void);
 int wilc_wlan_txq_add_net_pkt(void *priv, u8 *buffer, u32 buffer_size,
 			      wilc_tx_complete_func_t func);
-int wilc_wlan_handle_txq(u32 *pu32TxqCount);
+int wilc_wlan_handle_txq(struct net_device *dev, u32 *pu32TxqCount);
 void wilc_handle_isr(void *wilc);
 void wilc_wlan_cleanup(void);
 int wilc_wlan_cfg_set(int start, u32 wid, u8 *buffer, u32 buffer_size,