[PATCH 2/9] wifi: mt76: mt7996: fix the capability of reception of EHT MU PPDU
Shayne Chen
shayne.chen at mediatek.com
Tue Jan 14 02:10:19 PST 2025
From: Howard Hsu <howard-yh.hsu at mediatek.com>
This commit includes two changes. First, enable "EHT MU PPDU With 4x
EHT-LTF And 0.8us GI" in EHT Phy capabilities element since hardware
can support. Second, fix the value of "Maximum number of supported
EHT LTFs" in the same element, where the previous setting of 3 in
Bit 3-4 was incorrect.
Fixes: 348533eb968d ("wifi: mt76: mt7996: add EHT capability init")
Signed-off-by: Howard Hsu <howard-yh.hsu at mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen at mediatek.com>
---
drivers/net/wireless/mediatek/mt76/mt7996/init.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
index 0946755dcf60..5ce0226a3900 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
@@ -1355,21 +1355,20 @@ mt7996_init_eht_caps(struct mt7996_phy *phy, enum nl80211_band band,
IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK;
eht_cap_elem->phy_cap_info[4] =
+ IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI |
u8_encode_bits(min_t(int, sts - 1, 2),
IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK);
eht_cap_elem->phy_cap_info[5] =
u8_encode_bits(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US,
IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK) |
- u8_encode_bits(u8_get_bits(0x11, GENMASK(1, 0)),
+ u8_encode_bits(u8_get_bits(1, GENMASK(1, 0)),
IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK);
val = width == NL80211_CHAN_WIDTH_320 ? 0xf :
width == NL80211_CHAN_WIDTH_160 ? 0x7 :
width == NL80211_CHAN_WIDTH_80 ? 0x3 : 0x1;
eht_cap_elem->phy_cap_info[6] =
- u8_encode_bits(u8_get_bits(0x11, GENMASK(4, 2)),
- IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK) |
u8_encode_bits(val, IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK);
val = u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_RX) |
--
2.39.2
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