diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/main.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/main.c | 103 |
1 files changed, 88 insertions, 15 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index e5bd687546b6..c25f8da590dd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -139,12 +139,6 @@ static int get_omac_idx(enum nl80211_iftype type, u64 mask) if (type != NL80211_IFTYPE_STATION) break; - /* next, try to find a free repeater entry for the sta */ - i = get_free_idx(mask >> REPEATER_BSSID_START, 0, - REPEATER_BSSID_MAX - REPEATER_BSSID_START); - if (i) - return i + 32 - 1; - i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX); if (i) return i - 1; @@ -172,6 +166,22 @@ static int get_omac_idx(enum nl80211_iftype type, u64 mask) return -1; } +static void mt7915_init_bitrate_mask(struct ieee80211_vif *vif) +{ + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + int i; + + for (i = 0; i < ARRAY_SIZE(mvif->bitrate_mask.control); i++) { + mvif->bitrate_mask.control[i].legacy = GENMASK(31, 0); + memset(mvif->bitrate_mask.control[i].ht_mcs, GENMASK(7, 0), + sizeof(mvif->bitrate_mask.control[i].ht_mcs)); + memset(mvif->bitrate_mask.control[i].vht_mcs, GENMASK(15, 0), + sizeof(mvif->bitrate_mask.control[i].vht_mcs)); + memset(mvif->bitrate_mask.control[i].he_mcs, GENMASK(15, 0), + sizeof(mvif->bitrate_mask.control[i].he_mcs)); + } +} + static int mt7915_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -241,6 +251,8 @@ static int mt7915_add_interface(struct ieee80211_hw *hw, vif->offload_flags = 0; vif->offload_flags |= IEEE80211_OFFLOAD_ENCAP_4ADDR; + mt7915_init_bitrate_mask(vif); + out: mutex_unlock(&dev->mt76.mutex); @@ -798,7 +810,8 @@ mt7915_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) n = mvif->omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : mvif->omac_idx; /* TSF software read */ - mt76_set(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE); + mt76_rmw(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE, + MT_LPON_TCR_SW_READ); tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0(band)); tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1(band)); @@ -827,7 +840,34 @@ mt7915_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mt76_wr(dev, MT_LPON_UTTR0(band), tsf.t32[0]); mt76_wr(dev, MT_LPON_UTTR1(band), tsf.t32[1]); /* TSF software overwrite */ - mt76_set(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_WRITE); + mt76_rmw(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE, + MT_LPON_TCR_SW_WRITE); + + mutex_unlock(&dev->mt76.mutex); +} + +static void +mt7915_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + s64 timestamp) +{ + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + struct mt7915_dev *dev = mt7915_hw_dev(hw); + struct mt7915_phy *phy = mt7915_hw_phy(hw); + bool band = phy != &dev->phy; + union { + u64 t64; + u32 t32[2]; + } tsf = { .t64 = timestamp, }; + u16 n; + + mutex_lock(&dev->mt76.mutex); + + n = mvif->omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : mvif->omac_idx; + mt76_wr(dev, MT_LPON_UTTR0(band), tsf.t32[0]); + mt76_wr(dev, MT_LPON_UTTR1(band), tsf.t32[1]); + /* TSF software adjust*/ + mt76_rmw(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE, + MT_LPON_TCR_SW_ADJUST); mutex_unlock(&dev->mt76.mutex); } @@ -911,17 +951,15 @@ static void mt7915_sta_statistics(struct ieee80211_hw *hw, sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); } -static void -mt7915_sta_rc_update(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - u32 changed) +static void mt7915_sta_rc_work(void *data, struct ieee80211_sta *sta) { - struct mt7915_dev *dev = mt7915_hw_dev(hw); struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; + struct mt7915_dev *dev = msta->vif->phy->dev; + struct ieee80211_hw *hw = msta->vif->phy->mt76->hw; + u32 *changed = data; spin_lock_bh(&dev->sta_poll_lock); - msta->stats.changed |= changed; + msta->stats.changed |= *changed; if (list_empty(&msta->rc_list)) list_add_tail(&msta->rc_list, &dev->sta_rc_list); spin_unlock_bh(&dev->sta_poll_lock); @@ -929,6 +967,39 @@ mt7915_sta_rc_update(struct ieee80211_hw *hw, ieee80211_queue_work(hw, &dev->rc_work); } +static void mt7915_sta_rc_update(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + u32 changed) +{ + mt7915_sta_rc_work(&changed, sta); +} + +static int +mt7915_set_bitrate_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + const struct cfg80211_bitrate_mask *mask) +{ + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + enum nl80211_band band = mvif->phy->mt76->chandef.chan->band; + u32 changed; + + if (mask->control[band].gi == NL80211_TXRATE_FORCE_LGI) + return -EINVAL; + + changed = IEEE80211_RC_SUPP_RATES_CHANGED; + mvif->bitrate_mask = *mask; + + /* Update firmware rate control to add a boundary on top of table + * to limit the rate selection for each peer, so when set bitrates + * vht-mcs-5 1:9, which actually means nss = 1 mcs = 0~9. This only + * applies to data frames as for the other mgmt, mcast, bcast still + * use legacy rates as it is. + */ + ieee80211_iterate_stations_atomic(hw, mt7915_sta_rc_work, &changed); + + return 0; +} + static void mt7915_sta_set_4addr(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, @@ -987,9 +1058,11 @@ const struct ieee80211_ops mt7915_ops = { .get_stats = mt7915_get_stats, .get_tsf = mt7915_get_tsf, .set_tsf = mt7915_set_tsf, + .offset_tsf = mt7915_offset_tsf, .get_survey = mt76_get_survey, .get_antenna = mt76_get_antenna, .set_antenna = mt7915_set_antenna, + .set_bitrate_mask = mt7915_set_bitrate_mask, .set_coverage_class = mt7915_set_coverage_class, .sta_statistics = mt7915_sta_statistics, .sta_set_4addr = mt7915_sta_set_4addr, |