diff options
author | Lorenzo Bianconi <lorenzo@kernel.org> | 2021-07-02 19:44:09 +0200 |
---|---|---|
committer | Felix Fietkau <nbd@nbd.name> | 2021-10-20 10:36:37 +0200 |
commit | b4b9f0a32d3106ba4d0bbd07312dc35d1f2152dc (patch) | |
tree | e199f0000f245dc282e1ea26dd8e24987cb8bfb7 /drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | |
parent | 0421bf80579b5d17e2b9c892a33617337679839b (diff) |
mt76: mt7915: introduce bss coloring support
Introduce mcu APIs to configure bss coloring and to report bss coloring
collisions. Add support to report coloring countdown in beacon sent by
the device.
Co-developed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mcu.c')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 84 |
1 files changed, 65 insertions, 19 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 173a9a324a2a..65feb88be29a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -512,6 +512,15 @@ mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) } static void +mt7915_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + if (!vif->color_change_active) + return; + + ieee80211_color_change_finish(vif); +} + +static void mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; @@ -529,6 +538,11 @@ mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) case MCU_EXT_EVENT_FW_LOG_2_HOST: mt7915_mcu_rx_log_message(dev, skb); break; + case MCU_EXT_EVENT_BCC_NOTIFY: + ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7915_mcu_cca_finish, dev); + break; default: break; } @@ -557,6 +571,7 @@ void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || + rxd->ext_eid == MCU_EXT_EVENT_BCC_NOTIFY || !rxd->seq) mt7915_mcu_rx_unsolicited_event(dev, skb); else @@ -2388,25 +2403,28 @@ int mt7915_mcu_add_dev_info(struct mt7915_phy *phy, } static void -mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, - struct bss_info_bcn *bcn, - struct ieee80211_mutable_offsets *offs) +mt7915_mcu_beacon_cntdwn(struct ieee80211_vif *vif, struct sk_buff *rskb, + struct sk_buff *skb, struct bss_info_bcn *bcn, + struct ieee80211_mutable_offsets *offs) { - if (offs->cntdwn_counter_offs[0]) { - struct tlv *tlv; - struct bss_info_bcn_csa *csa; + struct bss_info_bcn_cntdwn *info; + struct tlv *tlv; + int sub_tag; - tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, - sizeof(*csa), &bcn->sub_ntlv, - &bcn->len); - csa = (struct bss_info_bcn_csa *)tlv; - csa->cnt = skb->data[offs->cntdwn_counter_offs[0]]; - } + if (!offs->cntdwn_counter_offs[0]) + return; + + sub_tag = vif->csa_active ? BSS_INFO_BCN_CSA : BSS_INFO_BCN_BCC; + tlv = mt7915_mcu_add_nested_subtlv(rskb, sub_tag, sizeof(*info), + &bcn->sub_ntlv, &bcn->len); + info = (struct bss_info_bcn_cntdwn *)tlv; + info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; } static void -mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, - struct sk_buff *skb, struct bss_info_bcn *bcn, +mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct ieee80211_vif *vif, + struct sk_buff *rskb, struct sk_buff *skb, + struct bss_info_bcn *bcn, struct ieee80211_mutable_offsets *offs) { struct mt76_wcid *wcid = &dev->mt76.global_wcid; @@ -2422,8 +2440,14 @@ mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); cont->tim_ofs = cpu_to_le16(offs->tim_offset); - if (offs->cntdwn_counter_offs[0]) - cont->csa_ofs = cpu_to_le16(offs->cntdwn_counter_offs[0] - 4); + if (offs->cntdwn_counter_offs[0]) { + u16 offset = offs->cntdwn_counter_offs[0]; + + if (vif->csa_active) + cont->csa_ofs = cpu_to_le16(offset - 4); + if (vif->color_change_active) + cont->bcc_ofs = cpu_to_le16(offset - 3); + } buf = (u8 *)tlv + sizeof(*cont); mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, 0, NULL, @@ -2471,9 +2495,9 @@ int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; } - /* TODO: subtag - bss color count & 11v MBSSID */ - mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); - mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); + /* TODO: subtag - 11v MBSSID */ + mt7915_mcu_beacon_cntdwn(vif, rskb, skb, bcn, &offs); + mt7915_mcu_beacon_cont(dev, vif, rskb, skb, bcn, &offs); dev_kfree_skb(skb); out: @@ -3898,3 +3922,25 @@ out: return ret; } + +int mt7915_mcu_update_bss_color(struct mt7915_dev *dev, struct ieee80211_vif *vif, + struct cfg80211_he_bss_color *he_bss_color) +{ + int len = sizeof(struct sta_req_hdr) + sizeof(struct bss_info_color); + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + struct bss_info_color *bss_color; + struct sk_buff *skb; + struct tlv *tlv; + + skb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BSS_COLOR, sizeof(*bss_color)); + bss_color = (struct bss_info_color *)tlv; + bss_color->disable = !he_bss_color->enabled; + bss_color->color = he_bss_color->color; + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_EXT_CMD(BSS_INFO_UPDATE), true); +} |