diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2010-11-25 10:02:30 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-11-29 15:24:35 -0500 |
| commit | f30221e4ec62d905b56d5e8f7ccab6b406a97cf5 (patch) | |
| tree | 07d3a4cf6da15a3622dd79c1d72e0e5c9201566a /net/mac80211/work.c | |
| parent | f7ca38dfe58c20cb1aa2ed9643187e8b194b5bae (diff) | |
mac80211: implement off-channel mgmt TX
This implements the new off-channel TX API
in mac80211 with a new work item type. The
operation doesn't add a new work item when
we're on the right channel and there's no
wait time so that for example p2p probe
responses will be transmitted without delay.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/work.c')
| -rw-r--r-- | net/mac80211/work.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/net/mac80211/work.c b/net/mac80211/work.c index ae344d1ba056..2b5c3f267198 100644 --- a/net/mac80211/work.c +++ b/net/mac80211/work.c @@ -561,6 +561,25 @@ ieee80211_remain_on_channel_timeout(struct ieee80211_work *wk) } static enum work_action __must_check +ieee80211_offchannel_tx(struct ieee80211_work *wk) +{ + if (!wk->started) { + wk->timeout = jiffies + msecs_to_jiffies(wk->offchan_tx.wait); + + /* + * After this, offchan_tx.frame remains but now is no + * longer a valid pointer -- we still need it as the + * cookie for canceling this work. + */ + ieee80211_tx_skb(wk->sdata, wk->offchan_tx.frame); + + return WORK_ACT_NONE; + } + + return WORK_ACT_TIMEOUT; +} + +static enum work_action __must_check ieee80211_assoc_beacon_wait(struct ieee80211_work *wk) { if (wk->started) @@ -955,6 +974,9 @@ static void ieee80211_work_work(struct work_struct *work) case IEEE80211_WORK_REMAIN_ON_CHANNEL: rma = ieee80211_remain_on_channel_timeout(wk); break; + case IEEE80211_WORK_OFFCHANNEL_TX: + rma = ieee80211_offchannel_tx(wk); + break; case IEEE80211_WORK_ASSOC_BEACON_WAIT: rma = ieee80211_assoc_beacon_wait(wk); break; |