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Reprogram the STA dev context when the channel context is assigned so the firmware sees the updated band_idx before the BSS is used. This avoids stale band programming after band changes. Co-developed-by: Javier Tia Signed-off-by: Javier Tia Signed-off-by: Sean Wang --- .../net/wireless/mediatek/mt76/mt7925/init.c | 9 ++++ .../net/wireless/mediatek/mt76/mt7925/main.c | 42 +++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7925/mcu.c | 1 + .../wireless/mediatek/mt76/mt7925/mt7925.h | 12 ++++++ .../wireless/mediatek/mt76/mt7925/pci_mac.c | 7 ++++ 5 files changed, 71 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/init.c b/drivers/net/wireless/mediatek/mt76/mt7925/init.c index a8c2ca7c0efc..e85b0d104fbe 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/init.c @@ -117,6 +117,15 @@ static int __mt7925_init_hardware(struct mt792x_dev *dev) if (ret) goto out; + if (is_mt7927(&dev->mt76)) { + ret = mt7925_mcu_set_dbdc(&dev->mphy, true); + if (ret) { + dev_warn(dev->mt76.dev, + "MT7927 DBDC enable failed: %d\n", ret); + ret = 0; + } + } + out: return ret; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c index 044043a8768d..b36f5eb30371 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -396,6 +396,18 @@ static int mt7925_mac_link_bss_add(struct mt792x_dev *dev, mconf->mt76.omac_idx = ieee80211_vif_is_mld(vif) ? 0 : mconf->mt76.idx; mconf->mt76.band_idx = 0xff; + + if (is_mt7927(&dev->mt76)) { + struct ieee80211_channel *chan = NULL; + + if (link_conf->chanreq.oper.chan) + chan = link_conf->chanreq.oper.chan; + else if (mvif->phy->mt76->chandef.chan) + chan = mvif->phy->mt76->chandef.chan; + + mconf->mt76.band_idx = mt7927_band_idx(chan->band); + } + mconf->mt76.wmm_idx = ieee80211_vif_is_mld(vif) ? 0 : mconf->mt76.idx % MT76_CONNAC_MAX_WMM_SETS; mconf->mt76.link_idx = hweight16(mvif->valid_links); @@ -2238,6 +2250,29 @@ mt7925_change_sta_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, return err; } +static int +mt7927_reconfig_band(struct mt792x_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct mt792x_bss_conf *mconf, + u8 band_idx) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_link_sta *mlink = &mvif->sta.deflink; + int ret; + + ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, link_conf, + &mconf->mt76, &mlink->wcid, + false); + if (ret) + return ret; + + mconf->mt76.band_idx = band_idx; + + return mt76_connac_mcu_uni_add_dev(&dev->mphy, link_conf, + &mconf->mt76, &mlink->wcid, + true); +} + static int mt7925_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf, @@ -2248,6 +2283,7 @@ static int mt7925_assign_vif_chanctx(struct ieee80211_hw *hw, struct mt792x_dev *dev = mt792x_hw_dev(hw); struct ieee80211_bss_conf *pri_link_conf; struct mt792x_bss_conf *mconf; + u8 band_idx; mutex_lock(&dev->mt76.mutex); @@ -2261,6 +2297,12 @@ static int mt7925_assign_vif_chanctx(struct ieee80211_hw *hw, NULL, true); } else { mconf = &mvif->bss_conf; + + if (is_mt7927(&dev->mt76)) { + band_idx = mt7927_band_idx(ctx->def.chan->band); + + mt7927_reconfig_band(dev, vif, link_conf, mconf, band_idx); + } } mconf->mt76.ctx = ctx; diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c index b338d6bf02f5..f7e14cc53dac 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c @@ -2918,6 +2918,7 @@ int mt7925_mcu_set_dbdc(struct mt76_phy *phy, bool enable) return err; } +EXPORT_SYMBOL_GPL(mt7925_mcu_set_dbdc); static void mt7925_mcu_build_scan_ie_tlv(struct mt76_dev *mdev, diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h b/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h index 984be40ca76d..242f83f90dd4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h @@ -252,6 +252,18 @@ struct mt7925_txpwr { s8 eht996x3_484[16][2]; }; +static inline u8 mt7927_band_idx(enum nl80211_band band) +{ + switch (band) { + case NL80211_BAND_2GHZ: + return 0; + case NL80211_BAND_5GHZ: + case NL80211_BAND_6GHZ: + default: + return 1; + } +} + extern const struct ieee80211_ops mt7925_ops; int __mt7925_start(struct mt792x_phy *phy); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7925/pci_mac.c index 1626a3684082..97683949a305 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/pci_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/pci_mac.c @@ -3,6 +3,7 @@ #include "mt7925.h" #include "../dma.h" +#include "mcu.h" #include "mac.h" int mt7925e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, @@ -144,6 +145,12 @@ int mt7925e_mac_reset(struct mt792x_dev *dev) if (err) goto out; + if (is_mt7927(&dev->mt76)) { + err = mt7925_mcu_set_dbdc(&dev->mphy, true); + if (err) + goto out; + } + err = __mt7925_start(&dev->phy); out: clear_bit(MT76_RESET, &dev->mphy.state); -- 2.43.0