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wifi: mt76: mt7925: add EHT preamble puncturing

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Add mt7925 EHT preamble puncturing.

Signed-off-by: Allan Wang <allan.wang@mediatek.com>
Link: https://patch.msgid.link/20250401083525.2734333-1-allan.wang@mediatek.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Allan Wang
2025-04-01 16:35:25 +08:00
committed by Felix Fietkau
parent 8822411986
commit cadebdad95
4 changed files with 61 additions and 0 deletions
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1
drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
View File

@@ -1371,6 +1371,7 @@ enum {
UNI_BSS_INFO_OFFLOAD = 25,
UNI_BSS_INFO_MLD = 26,
UNI_BSS_INFO_PM_DISABLE = 27,
UNI_BSS_INFO_EHT = 30,
};
enum {

10
drivers/net/wireless/mediatek/mt76/mt7925/main.c
View File

@@ -1865,6 +1865,10 @@ mt7925_change_chanctx(struct ieee80211_hw *hw,
link_conf = mt792x_vif_to_bss_conf(vif, mconf->link_id);
mt7925_mcu_set_chctx(mvif->phy->mt76, &mconf->mt76,
link_conf, ctx);
if (changed & IEEE80211_CHANCTX_CHANGE_PUNCTURING)
mt7925_mcu_set_eht_pp(mvif->phy->mt76, &mconf->mt76,
link_conf, ctx);
}
}
@@ -1954,8 +1958,10 @@ static void mt7925_link_info_changed(struct ieee80211_hw *hw,
struct mt792x_phy *phy = mt792x_hw_phy(hw);
struct mt792x_dev *dev = mt792x_hw_dev(hw);
struct mt792x_bss_conf *mconf;
struct ieee80211_bss_conf *link_conf;
mconf = mt792x_vif_to_link(mvif, info->link_id);
link_conf = mt792x_vif_to_bss_conf(vif, mconf->link_id);
mt792x_mutex_acquire(dev);
@@ -1997,6 +2003,10 @@ static void mt7925_link_info_changed(struct ieee80211_hw *hw,
mvif->mlo_pm_state = MT792x_MLO_CHANGED_PS;
}
if (changed & IEEE80211_CHANCTX_CHANGE_PUNCTURING)
mt7925_mcu_set_eht_pp(mvif->phy->mt76, &mconf->mt76,
link_conf, NULL);
mt792x_mutex_release(dev);
}

34
drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
View File

@@ -2298,6 +2298,40 @@ __mt7925_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, int
return skb;
}
static
void mt7925_mcu_bss_eht_tlv(struct sk_buff *skb, struct mt76_phy *phy,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx_conf *ctx)
{
struct cfg80211_chan_def *chandef = ctx ? &ctx->def :
&link_conf->chanreq.oper;
struct bss_eht_tlv *req;
struct tlv *tlv;
tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_EHT, sizeof(*req));
req = (struct bss_eht_tlv *)tlv;
req->is_eth_dscb_present = chandef->punctured ? 1 : 0;
req->eht_dis_sub_chan_bitmap = cpu_to_le16(chandef->punctured);
}
int mt7925_mcu_set_eht_pp(struct mt76_phy *phy, struct mt76_vif_link *mvif,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx_conf *ctx)
{
struct sk_buff *skb;
skb = __mt7925_mcu_alloc_bss_req(phy->dev, mvif,
MT7925_BSS_UPDATE_MAX_SIZE);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7925_mcu_bss_eht_tlv(skb, phy, link_conf, ctx);
return mt76_mcu_skb_send_msg(phy->dev, skb,
MCU_UNI_CMD(BSS_INFO_UPDATE), true);
}
int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif_link *mvif,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx_conf *ctx)

16
drivers/net/wireless/mediatek/mt76/mt7925/mcu.h
View File

@@ -372,6 +372,19 @@ struct bss_mld_tlv {
u8 __rsv[3];
} __packed;
struct bss_eht_tlv {
__le16 tag;
__le16 len;
u8 is_eht_op_present;
u8 is_eth_dscb_present;
u8 eht_ctrl;
u8 eht_ccfs0;
u8 eht_ccfs1;
u8 pad1;
__le16 eht_dis_sub_chan_bitmap;
u8 pad2[4];
} __packed;
struct sta_rec_ba_uni {
__le16 tag;
__le16 len;
@@ -642,6 +655,9 @@ int mt7925_mcu_set_radio_en(struct mt792x_phy *phy, bool enable);
int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif_link *mvif,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx_conf *ctx);
int mt7925_mcu_set_eht_pp(struct mt76_phy *phy, struct mt76_vif_link *mvif,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx_conf *ctx);
int mt7925_mcu_set_rate_txpower(struct mt76_phy *phy);
int mt7925_mcu_update_arp_filter(struct mt76_dev *dev,
struct ieee80211_bss_conf *link_conf);