diff options
| author | Ben Greear <greearb@candelatech.com> | 2021-08-04 06:43:33 -0700 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-10-20 10:36:36 +0200 |
| commit | e63db6d35f79c1434139db103e6373500da253cf (patch) | |
| tree | 99cd688ba1c56bc23d29d8bab1fc8bb94fb5f048 /drivers/net/wireless/mediatek/mt76/mt7915/init.c | |
| parent | f17f4864504d754bcbf31e4c89412cdf9946c409 (diff) | |
mt76: mt7915: fix he_mcs capabilities for 160mhz
At 160, this chip can only do 2x2 NSS. Fix the features
accordingly, verified it shows up properly in iw phy foo info
now.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/init.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/init.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index bfe13452af82..a5b871efa971 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -646,12 +646,19 @@ mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, { int i, idx = 0, nss = hweight8(phy->mt76->chainmask); u16 mcs_map = 0; + u16 mcs_map_160 = 0; for (i = 0; i < 8; i++) { if (i < nss) mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); else mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); + + /* Can do 1/2 of NSS streams in 160Mhz mode. */ + if (i < nss / 2) + mcs_map_160 |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); + else + mcs_map_160 |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); } for (i = 0; i < NUM_NL80211_IFTYPES; i++) { @@ -753,10 +760,10 @@ mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); - he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map); - he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map); - he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map); - he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map); + he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map_160); + he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map_160); + he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map_160); + he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map_160); mt7915_set_stream_he_txbf_caps(he_cap, i, nss); |