[PATCH 5.16 0547/1017] mt76: mt7915: fix the muru tlv issue

From: Greg Kroah-Hartman
Date: Tue Apr 05 2022 - 08:39:47 EST


From: MeiChia Chiu <meichia.chiu@xxxxxxxxxxxx>

[ Upstream commit d98a72725bc96c98f68eac12e5a91ec349322c88 ]

The muru enable/disable are only set after the first station connection.
Without this patch, the firmware couldn't enable muru
if the first connected station is non-HE type.

Fixes: 16bff457dd33a ("mt76: mt7915: rework mt7915_mcu_sta_muru_tlv()")
Reviewed-by: Ryder Lee <ryder.lee@xxxxxxxxxxxx>
Signed-off-by: MeiChia Chiu <meichia.chiu@xxxxxxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index 21fbe7a6141f..5ea82f05fd91 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -1515,9 +1515,6 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
vif->type != NL80211_IFTYPE_AP)
return;

- if (!sta->vht_cap.vht_supported)
- return;
-
tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru));

muru = (struct sta_rec_muru *)tlv;
@@ -1525,9 +1522,12 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
muru->cfg.mimo_dl_en = mvif->cap.he_mu_ebfer ||
mvif->cap.vht_mu_ebfer ||
mvif->cap.vht_mu_ebfee;
+ muru->cfg.mimo_ul_en = true;
+ muru->cfg.ofdma_dl_en = true;

- muru->mimo_dl.vht_mu_bfee =
- !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
+ if (sta->vht_cap.vht_supported)
+ muru->mimo_dl.vht_mu_bfee =
+ !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);

if (!sta->he_cap.has_he)
return;
@@ -1535,13 +1535,11 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
muru->mimo_dl.partial_bw_dl_mimo =
HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]);

- muru->cfg.mimo_ul_en = true;
muru->mimo_ul.full_ul_mimo =
HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]);
muru->mimo_ul.partial_ul_mimo =
HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);

- muru->cfg.ofdma_dl_en = true;
muru->ofdma_dl.punc_pream_rx =
HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
muru->ofdma_dl.he_20m_in_40m_2g =
--
2.34.1