iwlwifi: move iwl_rxq_stop into iwl-rx.c

This patch moves iwl_rxq_stop into iwl-rx.c.
Signed-off-by: NTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-4965.c

@@ -384,31 +384,6 @@ void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
 	control->tx_rate_idx = rate_index;
 }
 
-int iwl4965_hw_rxq_stop(struct iwl_priv *priv)
-{
-	int rc;
-	unsigned long flags;
-
-	spin_lock_irqsave(&priv->lock, flags);
-	rc = iwl_grab_nic_access(priv);
-	if (rc) {
-		spin_unlock_irqrestore(&priv->lock, flags);
-		return rc;
-	}
-
-	/* stop Rx DMA */
-	iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
-	rc = iwl_poll_direct_bit(priv, FH_MEM_RSSR_RX_STATUS_REG,
-				     (1 << 24), 1000);
-	if (rc < 0)
-		IWL_ERROR("Can't stop Rx DMA.\n");
-
-	iwl_release_nic_access(priv);
-	spin_unlock_irqrestore(&priv->lock, flags);
-
-	return 0;
-}
-
 /*
  * EEPROM handlers
  */

drivers/net/wireless/iwlwifi/iwl-dev.h

@@ -684,8 +684,8 @@ extern u8 iwl4965_sync_station(struct iwl_priv *priv, int sta_id,
  ****************************************************************************/
 extern void iwl4965_hw_setup_deferred_work(struct iwl_priv *priv);
 extern void iwl4965_hw_cancel_deferred_work(struct iwl_priv *priv);
-extern int iwl4965_hw_rxq_stop(struct iwl_priv *priv);
 extern int iwl4965_hw_set_hw_params(struct iwl_priv *priv);
+extern int iwl_rxq_stop(struct iwl_priv *priv);
 extern void iwl_txq_ctx_stop(struct iwl_priv *priv);
 extern int iwl4965_hw_get_temperature(struct iwl_priv *priv);
 extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv,

drivers/net/wireless/iwlwifi/iwl-rx.c

@@ -420,3 +420,29 @@ int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
 	return 0;
 }
 
+int iwl_rxq_stop(struct iwl_priv *priv)
+{
+	int ret;
+	unsigned long flags;
+
+	spin_lock_irqsave(&priv->lock, flags);
+	ret = iwl_grab_nic_access(priv);
+	if (unlikely(ret)) {
+		spin_unlock_irqrestore(&priv->lock, flags);
+		return ret;
+	}
+
+	/* stop Rx DMA */
+	iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
+	ret = iwl_poll_direct_bit(priv, FH_MEM_RSSR_RX_STATUS_REG,
+				     (1 << 24), 1000);
+	if (ret < 0)
+		IWL_ERROR("Can't stop Rx DMA.\n");
+
+	iwl_release_nic_access(priv);
+	spin_unlock_irqrestore(&priv->lock, flags);
+
+	return 0;
+}
+EXPORT_SYMBOL(iwl_rxq_stop);
+

drivers/net/wireless/iwlwifi/iwl4965-base.c

@@ -3405,7 +3405,7 @@ static void __iwl4965_down(struct iwl_priv *priv)
 	spin_unlock_irqrestore(&priv->lock, flags);
 
 	iwl_txq_ctx_stop(priv);
-	iwl4965_hw_rxq_stop(priv);
+	iwl_rxq_stop(priv);
 
 	spin_lock_irqsave(&priv->lock, flags);
 	if (!iwl_grab_nic_access(priv)) {