3 files changed, 24 insertions, 9 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h
index 0e5b842529c4..47c43042ba4f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h
@@ -92,8 +92,8 @@
 
 #define IWLAGN_CMD_FIFO_NUM             7
 #define IWLAGN_NUM_QUEUES               20
-#define IWLAGN_NUM_AMPDU_QUEUES         10
-#define IWLAGN_FIRST_AMPDU_QUEUE        10
+#define IWLAGN_NUM_AMPDU_QUEUES         9
+#define IWLAGN_FIRST_AMPDU_QUEUE        11
 
 /* Fixed (non-configurable) rx data from phy */
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 6c9790cac8d0..233baf60ed63 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -230,12 +230,23 @@ struct iwl_channel_info {
 #define IWL_TX_FIFO_BE_IPAN     4
 #define IWL_TX_FIFO_VI_IPAN     IWL_TX_FIFO_VI
 #define IWL_TX_FIFO_VO_IPAN     5
+/* re-uses the VO FIFO, uCode will properly flush/schedule */
+#define IWL_TX_FIFO_AUX         5
 #define IWL_TX_FIFO_UNUSED      -1
 
-/* Minimum number of queues. MAX_NUM is defined in hw specific files.
- * Set the minimum to accommodate the 4 standard TX queues, 1 command
- * queue, 2 (unused) HCCA queues, and 4 HT queues (one for each AC) */
-#define IWL_MIN_NUM_QUEUES      10
+/* AUX (TX during scan dwell) queue */
+#define IWL_AUX_QUEUE           10
+
+/*
+ * Minimum number of queues. MAX_NUM is defined in hw specific files.
+ * Set the minimum to accommodate
+ *  - 4 standard TX queues
+ *  - the command queue
+ *  - 4 PAN TX queues
+ *  - the PAN multicast queue, and
+ *  - the AUX (TX during scan dwell) queue.
+ */
+#define IWL_MIN_NUM_QUEUES      11
 
 /*
  * Command queue depends on iPAN support.
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.c b/drivers/net/wireless/iwlwifi/iwl-trans.c
index 41f0de914008..3001bfb46e25 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.c
@@ -750,6 +750,7 @@ static const struct queue_to_fifo_ac iwlagn_default_queue_to_tx_fifo[] = {
         { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
         { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
         { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
+        { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
 };
 
 static const struct queue_to_fifo_ac iwlagn_ipan_queue_to_tx_fifo[] = {
@@ -763,6 +764,7 @@ static const struct queue_to_fifo_ac iwlagn_ipan_queue_to_tx_fifo[] = {
         { IWL_TX_FIFO_VO_IPAN, IEEE80211_AC_VO, },
         { IWL_TX_FIFO_BE_IPAN, 2, },
         { IWLAGN_CMD_FIFO_NUM, IWL_AC_UNSET, },
+        { IWL_TX_FIFO_AUX, IWL_AC_UNSET, },
 };
 static void iwl_trans_tx_start(struct iwl_priv *priv)
 {
@@ -848,10 +850,12 @@ static void iwl_trans_tx_start(struct iwl_priv *priv)
         /* reset to 0 to enable all the queue first */
         priv->txq_ctx_active_msk = 0;
 
-        BUILD_BUG_ON(ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo) != 10);
-        BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) != 10);
+        BUILD_BUG_ON(ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo) !=
+                                                IWLAGN_FIRST_AMPDU_QUEUE);
+        BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) !=
+                                                IWLAGN_FIRST_AMPDU_QUEUE);
 
-        for (i = 0; i < 10; i++) {
+        for (i = 0; i < IWLAGN_FIRST_AMPDU_QUEUE; i++) {
                 int fifo = queue_to_fifo[i].fifo;
                 int ac = queue_to_fifo[i].ac;