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mac80211: add specific-queue flushing support 

If the HW supports IEEE80211_HW_QUEUE_CONTROL, allow
flushing only specific queues rather than all of them.

Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Liad Kaufman 2014-11-09 18:50:21 +02:00 committed by Johannes Berg
parent 8a4d32f30d
commit 4f9610d528
2 changed files with 18 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
net/mac80211/ieee80211_i.h
View File

@ -1881,6 +1881,9 @@ void ieee80211_add_pending_skbs(struct ieee80211_local *local,
struct sk_buff_head *skbs);
void ieee80211_flush_queues(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata);
void __ieee80211_flush_queues(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
unsigned int queues);
void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
u16 transaction, u16 auth_alg, u16 status,

20
net/mac80211/util.c
View File

@ -576,15 +576,19 @@ ieee80211_get_vif_queues(struct ieee80211_local *local,
return queues;
}
void ieee80211_flush_queues(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
void __ieee80211_flush_queues(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
unsigned int queues)
{
unsigned int queues;
if (!local->ops->flush)
return;
queues = ieee80211_get_vif_queues(local, sdata);
/*
* If no queue was set, or if the HW doesn't support
* IEEE80211_HW_QUEUE_CONTROL - flush all queues
*/
if (!queues || !(local->hw.flags & IEEE80211_HW_QUEUE_CONTROL))
queues = ieee80211_get_vif_queues(local, sdata);
ieee80211_stop_queues_by_reason(&local->hw, queues,
IEEE80211_QUEUE_STOP_REASON_FLUSH,
@ -597,6 +601,12 @@ void ieee80211_flush_queues(struct ieee80211_local *local,
false);
}
void ieee80211_flush_queues(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
__ieee80211_flush_queues(local, sdata, 0);
}
void ieee80211_stop_vif_queues(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
enum queue_stop_reason reason)