iwlagn: Remove un-necessary indirect call

After driver split, no need to make indirect call to txfifo flush function

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index 7aa240e..454b541 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -194,8 +194,6 @@
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static const struct iwl_ops iwl1000_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
index 5484ab7..a6a259b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-2000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -204,8 +204,6 @@
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	},
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static const struct iwl_ops iwl2000_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 4353a65..c71fa44 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -361,8 +361,6 @@
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static struct iwl_lib_ops iwl5150_lib = {
@@ -391,8 +389,6 @@
 	.temp_ops = {
 		.temperature = iwl5150_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static const struct iwl_ops iwl5000_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index 6e5ce44..b3785ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -301,8 +301,6 @@
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static struct iwl_lib_ops iwl6030_lib = {
@@ -333,8 +331,6 @@
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static struct iwl_nic_ops iwl6050_nic_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index a8c1e24..3d9e1e8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1546,7 +1546,7 @@
 {
 	mutex_lock(&priv->mutex);
 	ieee80211_stop_queues(priv->hw);
-	if (priv->cfg->ops->lib->txfifo_flush(priv, IWL_DROP_ALL)) {
+	if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) {
 		IWL_ERR(priv, "flush request fail\n");
 		goto done;
 	}
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 0acf929..d66f1c2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -440,10 +440,8 @@
 	if (!iwl_is_ready_rf(priv))
 		return;
 
-	if (priv->cfg->ops->lib->txfifo_flush) {
-		IWL_DEBUG_INFO(priv, "device request: flush all tx frames\n");
-		iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
-	}
+	IWL_DEBUG_INFO(priv, "device request: flush all tx frames\n");
+	iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
 }
 
 /**
@@ -3052,10 +3050,6 @@
 	mutex_lock(&priv->mutex);
 	IWL_DEBUG_MAC80211(priv, "enter\n");
 
-	/* do not support "flush" */
-	if (!priv->cfg->ops->lib->txfifo_flush)
-		goto done;
-
 	if (test_bit(STATUS_EXIT_PENDING, &priv->status)) {
 		IWL_DEBUG_TX(priv, "Aborting flush due to device shutdown\n");
 		goto done;
@@ -3071,7 +3065,7 @@
 	 */
 	if (drop) {
 		IWL_DEBUG_MAC80211(priv, "send flush command\n");
-		if (priv->cfg->ops->lib->txfifo_flush(priv, IWL_DROP_ALL)) {
+		if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) {
 			IWL_ERR(priv, "flush request fail\n");
 			goto done;
 		}
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 83ec5eb..84f28e1 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -142,10 +142,6 @@
 
 	/* temperature */
 	struct iwl_temp_ops temp_ops;
-
-	int (*txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
-	void (*dev_txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
-
 };
 
 /* NIC specific ops */
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index 5f335c7..6f9ebae 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -2493,7 +2493,7 @@
 	if (iwl_is_rfkill(priv))
 		return -EFAULT;
 
-	priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);
+	iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
 
 	return count;
 }
@@ -2693,8 +2693,7 @@
 	DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
-	if (priv->cfg->ops->lib->dev_txfifo_flush)
-		DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
 	DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR);
 
 	DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);