Commit 4ebcff04 authored by Peter Chiu's avatar Peter Chiu Committed by Felix Fietkau
Browse files

mt76: mt7915: limit minimum twt duration 



The minimum twt duration supported by mt7915 is 64 according to hardware
design. Reply station with TWT_SETUP_CMD_DICTATE if min_twt_dur smaller
than 64.

Signed-off-by: default avatarPeter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent c088eb38

drivers/net/wireless/mediatek/mt76/mt7915/mac.c

+6 −0
Original line number Diff line number Diff line
@@ -2654,6 +2654,12 @@ void mt7915_mac_add_twt_setup(struct ieee80211_hw *hw, 
	if (hweight8(msta->twt.flowid_mask) == ARRAY_SIZE(msta->twt.flow))

		goto unlock;



	if (twt_agrt->min_twt_dur < MT7915_MIN_TWT_DUR) {

		setup_cmd = TWT_SETUP_CMD_DICTATE;

		twt_agrt->min_twt_dur = MT7915_MIN_TWT_DUR;

		goto unlock;

	}



	flowid = ffs(~msta->twt.flowid_mask) - 1;

	le16p_replace_bits(&twt_agrt->req_type, flowid,

			   IEEE80211_TWT_REQTYPE_FLOWID);

drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h

+1 −0
Original line number Diff line number Diff line
@@ -66,6 +66,7 @@ 


#define MT7915_MAX_TWT_AGRT		16

#define MT7915_MAX_STA_TWT_AGRT		8

#define MT7915_MIN_TWT_DUR 64

#define MT7915_MAX_QUEUE		(__MT_RXQ_MAX + __MT_MCUQ_MAX + 2)



struct mt7915_vif;