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>

1 files changed, 5 insertions, 0 deletions

diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 5bc0745368fe..66b0b52b828d 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -260,6 +260,7 @@ enum ieee80211_work_type {
         IEEE80211_WORK_ASSOC_BEACON_WAIT,
         IEEE80211_WORK_ASSOC,
         IEEE80211_WORK_REMAIN_ON_CHANNEL,
+        IEEE80211_WORK_OFFCHANNEL_TX,
 };
 
 /**
@@ -320,6 +321,10 @@ struct ieee80211_work {
                 struct {
                         u32 duration;
                 } remain;
+                struct {
+                        struct sk_buff *frame;
+                        u32 wait;
+                } offchan_tx;
         };
 
         int ie_len;