diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2012-03-05 11:24:24 -0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-03-06 15:16:08 -0500 |
| commit | 015c15e1067c988fc87fb550b222f075c8d3f47c (patch) | |
| tree | 20ebc3c951e8d9e531410d3f0a116ea39405f752 /drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h | |
| parent | 9451ca1a31be44f8235c3f8f998ff27fc7a8395e (diff) | |
| download | op-kernel-dev-015c15e1067c988fc87fb550b222f075c8d3f47c.zip op-kernel-dev-015c15e1067c988fc87fb550b222f075c8d3f47c.tar.gz | |
iwlwifi: introduce per-queue locks
Instead of (ab)using the sta_lock, make the
transport layer lock its own TX queue data
structures with a lock per queue. This also
unifies with the cmd queue lock.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h index 5b26b71..b102946 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h @@ -169,6 +169,7 @@ struct iwl_queue { * @meta: array of meta data for each command/tx buffer * @dma_addr_cmd: physical address of cmd/tx buffer array * @txb: array of per-TFD driver data + * lock: queue lock * @time_stamp: time (in jiffies) of last read_ptr change * @need_update: indicates need to update read/write index * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled @@ -187,6 +188,7 @@ struct iwl_tx_queue { struct iwl_device_cmd **cmd; struct iwl_cmd_meta *meta; struct sk_buff **skbs; + spinlock_t lock; unsigned long time_stamp; u8 need_update; u8 sched_retry; |
