iwlagn: add PAN to tx flush

When issue tx flush, also consider PAN
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

drivers/net/wireless/iwlwifi/iwl-agn-lib.c

@@ -1530,8 +1530,15 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
 	might_sleep();
 
 	memset(&flush_cmd, 0, sizeof(flush_cmd));
-	flush_cmd.fifo_control = IWL_TX_FIFO_VO_MSK | IWL_TX_FIFO_VI_MSK |
-				 IWL_TX_FIFO_BE_MSK | IWL_TX_FIFO_BK_MSK;
+	flush_cmd.fifo_control = IWL_SCD_VO_MSK | IWL_SCD_VI_MSK |
+				 IWL_SCD_BE_MSK | IWL_SCD_BK_MSK |
+				 IWL_SCD_MGMT_MSK;
+	if (priv->valid_contexts != BIT(IWL_RXON_CTX_BSS))
+		flush_cmd.fifo_control |= IWL_PAN_SCD_VO_MSK |
+				IWL_PAN_SCD_VI_MSK | IWL_PAN_SCD_BE_MSK |
+				IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK |
+				IWL_PAN_SCD_MULTICAST_MSK;
+
 	if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
 		flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK;
 

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

@@ -972,10 +972,22 @@ struct iwl_rem_sta_cmd {
 	u8 reserved2[2];
 } __packed;
 
-#define IWL_TX_FIFO_BK_MSK		cpu_to_le32(BIT(0))
-#define IWL_TX_FIFO_BE_MSK		cpu_to_le32(BIT(1))
-#define IWL_TX_FIFO_VI_MSK		cpu_to_le32(BIT(2))
-#define IWL_TX_FIFO_VO_MSK		cpu_to_le32(BIT(3))
+
+/* WiFi queues mask */
+#define IWL_SCD_BK_MSK			cpu_to_le32(BIT(0))
+#define IWL_SCD_BE_MSK			cpu_to_le32(BIT(1))
+#define IWL_SCD_VI_MSK			cpu_to_le32(BIT(2))
+#define IWL_SCD_VO_MSK			cpu_to_le32(BIT(3))
+#define IWL_SCD_MGMT_MSK		cpu_to_le32(BIT(3))
+
+/* PAN queues mask */
+#define IWL_PAN_SCD_BK_MSK		cpu_to_le32(BIT(4))
+#define IWL_PAN_SCD_BE_MSK		cpu_to_le32(BIT(5))
+#define IWL_PAN_SCD_VI_MSK		cpu_to_le32(BIT(6))
+#define IWL_PAN_SCD_VO_MSK		cpu_to_le32(BIT(7))
+#define IWL_PAN_SCD_MGMT_MSK		cpu_to_le32(BIT(7))
+#define IWL_PAN_SCD_MULTICAST_MSK	cpu_to_le32(BIT(8))
+
 #define IWL_AGG_TX_QUEUE_MSK		cpu_to_le32(0xffc00)
 
 #define IWL_DROP_SINGLE		0