[PATCH 3.14 05/77] ath9k_hw: fix hardware queue allocation

2015-01-13 Thread Greg Kroah-Hartman
3.14-stable review patch.  If anyone has any objections, please let me know.

--

From: Felix Fietkau 

commit ad8fdccf9c197a89e2d2fa78c453283dcc2c343f upstream.

The driver passes the desired hardware queue index for a WMM data queue
in qinfo->tqi_subtype. This was ignored in ath9k_hw_setuptxqueue, which
instead relied on the order in which the function is called.

Reported-by: Hubert Feurstein 
Signed-off-by: Felix Fietkau 
Signed-off-by: John W. Linville 
Signed-off-by: Greg Kroah-Hartman 

---
 drivers/net/wireless/ath/ath9k/mac.c |9 +
 1 file changed, 1 insertion(+), 8 deletions(-)

--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -311,14 +311,7 @@ int ath9k_hw_setuptxqueue(struct ath_hw
q = ATH9K_NUM_TX_QUEUES - 3;
break;
case ATH9K_TX_QUEUE_DATA:
-   for (q = 0; q < ATH9K_NUM_TX_QUEUES; q++)
-   if (ah->txq[q].tqi_type ==
-   ATH9K_TX_QUEUE_INACTIVE)
-   break;
-   if (q == ATH9K_NUM_TX_QUEUES) {
-   ath_err(common, "No available TX queue\n");
-   return -1;
-   }
+   q = qinfo->tqi_subtype;
break;
default:
ath_err(common, "Invalid TX queue type: %u\n", type);


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[PATCH 3.14 05/77] ath9k_hw: fix hardware queue allocation

2015-01-13 Thread Greg Kroah-Hartman
3.14-stable review patch.  If anyone has any objections, please let me know.

--

From: Felix Fietkau n...@openwrt.org

commit ad8fdccf9c197a89e2d2fa78c453283dcc2c343f upstream.

The driver passes the desired hardware queue index for a WMM data queue
in qinfo-tqi_subtype. This was ignored in ath9k_hw_setuptxqueue, which
instead relied on the order in which the function is called.

Reported-by: Hubert Feurstein h.feurst...@gmail.com
Signed-off-by: Felix Fietkau n...@openwrt.org
Signed-off-by: John W. Linville linvi...@tuxdriver.com
Signed-off-by: Greg Kroah-Hartman gre...@linuxfoundation.org

---
 drivers/net/wireless/ath/ath9k/mac.c |9 +
 1 file changed, 1 insertion(+), 8 deletions(-)

--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -311,14 +311,7 @@ int ath9k_hw_setuptxqueue(struct ath_hw
q = ATH9K_NUM_TX_QUEUES - 3;
break;
case ATH9K_TX_QUEUE_DATA:
-   for (q = 0; q  ATH9K_NUM_TX_QUEUES; q++)
-   if (ah-txq[q].tqi_type ==
-   ATH9K_TX_QUEUE_INACTIVE)
-   break;
-   if (q == ATH9K_NUM_TX_QUEUES) {
-   ath_err(common, No available TX queue\n);
-   return -1;
-   }
+   q = qinfo-tqi_subtype;
break;
default:
ath_err(common, Invalid TX queue type: %u\n, type);


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