rsi: Rename mutex tx_rxlock to the tx_lock.

We have now added separate lock for Rx. This lock is used to protect
tx path only

Signed-off-by: Karun Eagalapati <karun256@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/rsi/rsi_91x_core.c

@@ -268,11 +268,11 @@ void rsi_core_qos_processor(struct rsi_common *common)
 			break;
 		}
 
-		mutex_lock(&common->tx_rxlock);
+		mutex_lock(&common->tx_lock);
 
 		status = adapter->check_hw_queue_status(adapter, q_num);
 		if ((status <= 0)) {
-			mutex_unlock(&common->tx_rxlock);
+			mutex_unlock(&common->tx_lock);
 			break;
 		}
 
@@ -287,7 +287,7 @@ void rsi_core_qos_processor(struct rsi_common *common)
 		skb = rsi_core_dequeue_pkt(common, q_num);
 		if (skb == NULL) {
 			rsi_dbg(ERR_ZONE, "skb null\n");
-			mutex_unlock(&common->tx_rxlock);
+			mutex_unlock(&common->tx_lock);
 			break;
 		}
 
@@ -297,14 +297,14 @@ void rsi_core_qos_processor(struct rsi_common *common)
 			status = rsi_send_data_pkt(common, skb);
 
 		if (status) {
-			mutex_unlock(&common->tx_rxlock);
+			mutex_unlock(&common->tx_lock);
 			break;
 		}
 
 		common->tx_stats.total_tx_pkt_send[q_num]++;
 
 		tstamp_2 = jiffies;
-		mutex_unlock(&common->tx_rxlock);
+		mutex_unlock(&common->tx_lock);
 
 		if (time_after(tstamp_2, tstamp_1 + (300 * HZ) / 1000))
 			schedule();

drivers/net/wireless/rsi/rsi_91x_main.c

@@ -220,7 +220,7 @@ struct rsi_hw *rsi_91x_init(void)
 
 	rsi_init_event(&common->tx_thread.event);
 	mutex_init(&common->mutex);
-	mutex_init(&common->tx_rxlock);
+	mutex_init(&common->tx_lock);
 	mutex_init(&common->rx_lock);
 
 	if (rsi_create_kthread(common,

drivers/net/wireless/rsi/rsi_main.h

@@ -179,8 +179,8 @@ struct rsi_common {
 	struct sk_buff_head tx_queue[NUM_EDCA_QUEUES + 1];
 	/* Mutex declaration */
 	struct mutex mutex;
-	/* Mutex used between tx/rx threads */
-	struct mutex tx_rxlock;
+	/* Mutex used for tx thread */
+	struct mutex tx_lock;
 	/* Mutex used for rx thread */
 	struct mutex rx_lock;
 	u8 endpoint;