From: Shayne Chen Date: Mon, 18 Oct 2021 08:07:05 +0000 (+0800) Subject: mt76: mt7915: set VTA bit in tx descriptor X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f9372753648ee1dd53de20e8d508a1569ea5b4d9;p=linux.git mt76: mt7915: set VTA bit in tx descriptor The VTA (Valid for Txd Arrival time) bit should be set in tx descriptor, which is necessary for WM fw to schedule SPL (station priority list) normally before generating txcmd. If it's not set, some unexpected wcids may be involved in SPL. Suggested-by: Nelson Chang Signed-off-by: Shayne Chen Signed-off-by: Felix Fietkau --- diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index b992fdd338e2c..d3d220f2f4936 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -1068,7 +1068,7 @@ void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi, FIELD_PREP(MT_TXD0_Q_IDX, q_idx); txwi[0] = cpu_to_le32(val); - val = MT_TXD1_LONG_FORMAT | + val = MT_TXD1_LONG_FORMAT | MT_TXD1_VTA | FIELD_PREP(MT_TXD1_WLAN_IDX, wcid->idx) | FIELD_PREP(MT_TXD1_OWN_MAC, omac_idx);