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authorSara Sharon <sara.sharon@intel.com>2018-09-05 08:06:09 +0300
committerJohannes Berg <johannes.berg@intel.com>2018-09-05 10:10:11 +0200
commit0eeb2b674f05ccb5162a1d68c0b8ae81e25fd972 (patch)
tree6b9844ba9c2474e5897fda7ea44079d233b067cb /net/mac80211/tx.c
parentwireless: align to draft 11ax D3.0 (diff)
downloadlinux-dev-0eeb2b674f05ccb5162a1d68c0b8ae81e25fd972.tar.xz
linux-dev-0eeb2b674f05ccb5162a1d68c0b8ae81e25fd972.zip
mac80211: add an option for station management TXQ
We have a TXQ abstraction for non-data packets that need powersave buffering. Since the AP cannot sleep, in case of station we can use this TXQ for all management frames, regardless if they are bufferable. Add HW flag to allow that. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/tx.c')
-rw-r--r--net/mac80211/tx.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index e88547842239..96b6c9b09bd2 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1251,7 +1251,8 @@ static struct txq_info *ieee80211_get_txq(struct ieee80211_local *local,
if (unlikely(!ieee80211_is_data_present(hdr->frame_control))) {
if ((!ieee80211_is_mgmt(hdr->frame_control) ||
- ieee80211_is_bufferable_mmpdu(hdr->frame_control)) &&
+ ieee80211_is_bufferable_mmpdu(hdr->frame_control) ||
+ vif->type == NL80211_IFTYPE_STATION) &&
sta && sta->uploaded) {
/*
* This will be NULL if the driver didn't set the
@@ -1456,9 +1457,16 @@ void ieee80211_txq_init(struct ieee80211_sub_if_data *sdata,
}
if (tid == IEEE80211_NUM_TIDS) {
- /* Drivers need to opt in to the bufferable MMPDU TXQ */
- if (!ieee80211_hw_check(&sdata->local->hw, BUFF_MMPDU_TXQ))
+ if (sdata->vif.type == NL80211_IFTYPE_STATION) {
+ /* Drivers need to opt in to the management MPDU TXQ */
+ if (!ieee80211_hw_check(&sdata->local->hw,
+ STA_MMPDU_TXQ))
+ return;
+ } else if (!ieee80211_hw_check(&sdata->local->hw,
+ BUFF_MMPDU_TXQ)) {
+ /* Drivers need to opt in to the bufferable MMPDU TXQ */
return;
+ }
txqi->txq.ac = IEEE80211_AC_VO;
} else {
txqi->txq.ac = ieee80211_ac_from_tid(tid);