2023-06-05 15:30:55

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 01/10] wifi: mt76: mt7996: move radio ctrl commands to proper functions

Move radio enable/disable commands into functions for configuring
per-phy radio.

Signed-off-by: Shayne Chen <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7996/main.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index 0975774fe244..8a1edc5c1288 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
@@ -43,6 +43,10 @@ int mt7996_run(struct ieee80211_hw *hw)
if (ret)
goto out;

+ ret = mt7996_mcu_set_radio_en(phy, true);
+ if (ret)
+ goto out;
+
ret = mt7996_mcu_set_chan_info(phy, UNI_CHANNEL_RX_PATH);
if (ret)
goto out;
@@ -82,6 +86,8 @@ static void mt7996_stop(struct ieee80211_hw *hw)

mutex_lock(&dev->mt76.mutex);

+ mt7996_mcu_set_radio_en(phy, false);
+
clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);

mutex_unlock(&dev->mt76.mutex);
@@ -190,10 +196,6 @@ static int mt7996_add_interface(struct ieee80211_hw *hw,
if (ret)
goto out;

- ret = mt7996_mcu_set_radio_en(phy, true);
- if (ret)
- goto out;
-
dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx);
phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx);

@@ -253,7 +255,6 @@ static void mt7996_remove_interface(struct ieee80211_hw *hw,
phy->monitor_vif = NULL;

mt7996_mcu_add_dev_info(phy, vif, false);
- mt7996_mcu_set_radio_en(phy, false);

rcu_assign_pointer(dev->mt76.wcid[idx], NULL);

--
2.39.2



2023-06-05 15:31:03

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 02/10] wifi: mt76: connac: add support for dsp firmware download

From: Peter Chiu <[email protected]>

Add FW_START_WORKING_PDA_DSP for the indication of starting DSP
firmware download, which is for phy-related control.
The firmware is transparent to the driver, but it's necessary for the
firmware download process.

Reviewed-by: Shayne Chen <[email protected]>
Signed-off-by: Peter Chiu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
v2:
- merge two commits
- move main load ram code to a regular function
v3:
- remove all macros to directly call __mt7996_load_ram()
- add back missing code which records fw_version to wiphy
---
.../wireless/mediatek/mt76/mt76_connac_mcu.h | 1 +
.../net/wireless/mediatek/mt76/mt7996/mcu.c | 67 +++++++++----------
.../wireless/mediatek/mt76/mt7996/mt7996.h | 7 ++
.../net/wireless/mediatek/mt76/mt7996/pci.c | 1 +
4 files changed, 42 insertions(+), 34 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index ca1ce97a6d2f..4a21c237ea6e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -22,6 +22,7 @@

#define FW_START_OVERRIDE BIT(0)
#define FW_START_WORKING_PDA_CR4 BIT(2)
+#define FW_START_WORKING_PDA_DSP BIT(3)

#define PATCH_SEC_NOT_SUPPORT GENMASK(31, 0)
#define PATCH_SEC_TYPE_MASK GENMASK(15, 0)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 88e2f9d0e513..545cc98749ac 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -2155,7 +2155,7 @@ static int mt7996_load_patch(struct mt7996_dev *dev)
static int
mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev,
const struct mt7996_fw_trailer *hdr,
- const u8 *data, bool is_wa)
+ const u8 *data, enum mt7996_ram_type type)
{
int i, offset = 0;
u32 override = 0, option = 0;
@@ -2167,8 +2167,10 @@ mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev,

region = (const struct mt7996_fw_region *)((const u8 *)hdr -
(hdr->n_region - i) * sizeof(*region));
+ /* DSP and WA use same mode */
mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76,
- region->feature_set, is_wa);
+ region->feature_set,
+ type != MT7996_RAM_TYPE_WM);
len = le32_to_cpu(region->len);
addr = le32_to_cpu(region->addr);

@@ -2195,19 +2197,22 @@ mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev,
if (override)
option |= FW_START_OVERRIDE;

- if (is_wa)
+ if (type == MT7996_RAM_TYPE_WA)
option |= FW_START_WORKING_PDA_CR4;
+ else if (type == MT7996_RAM_TYPE_DSP)
+ option |= FW_START_WORKING_PDA_DSP;

return mt76_connac_mcu_start_firmware(&dev->mt76, override, option);
}

-static int mt7996_load_ram(struct mt7996_dev *dev)
+static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type,
+ const char *fw_file, enum mt7996_ram_type ram_type)
{
const struct mt7996_fw_trailer *hdr;
const struct firmware *fw;
int ret;

- ret = request_firmware(&fw, MT7996_FIRMWARE_WM, dev->mt76.dev);
+ ret = request_firmware(&fw, fw_file, dev->mt76.dev);
if (ret)
return ret;

@@ -2217,37 +2222,13 @@ static int mt7996_load_ram(struct mt7996_dev *dev)
goto out;
}

- hdr = (const struct mt7996_fw_trailer *)(fw->data + fw->size - sizeof(*hdr));
-
- dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n",
- hdr->fw_ver, hdr->build_date);
+ hdr = (const void *)(fw->data + fw->size - sizeof(*hdr));
+ dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n",
+ fw_type, hdr->fw_ver, hdr->build_date);

- ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, false);
+ ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type);
if (ret) {
- dev_err(dev->mt76.dev, "Failed to start WM firmware\n");
- goto out;
- }
-
- release_firmware(fw);
-
- ret = request_firmware(&fw, MT7996_FIRMWARE_WA, dev->mt76.dev);
- if (ret)
- return ret;
-
- if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
- dev_err(dev->mt76.dev, "Invalid firmware\n");
- ret = -EINVAL;
- goto out;
- }
-
- hdr = (const struct mt7996_fw_trailer *)(fw->data + fw->size - sizeof(*hdr));
-
- dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n",
- hdr->fw_ver, hdr->build_date);
-
- ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, true);
- if (ret) {
- dev_err(dev->mt76.dev, "Failed to start WA firmware\n");
+ dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type);
goto out;
}

@@ -2261,6 +2242,24 @@ static int mt7996_load_ram(struct mt7996_dev *dev)
return ret;
}

+static int mt7996_load_ram(struct mt7996_dev *dev)
+{
+ int ret;
+
+ ret = __mt7996_load_ram(dev, "WM", MT7996_FIRMWARE_WM,
+ MT7996_RAM_TYPE_WM);
+ if (ret)
+ return ret;
+
+ ret = __mt7996_load_ram(dev, "DSP", MT7996_FIRMWARE_DSP,
+ MT7996_RAM_TYPE_DSP);
+ if (ret)
+ return ret;
+
+ return __mt7996_load_ram(dev, "WA", MT7996_FIRMWARE_WA,
+ MT7996_RAM_TYPE_WA);
+}
+
static int
mt7996_firmware_state(struct mt7996_dev *dev, bool wa)
{
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
index 4d7dcb95a620..7dfdc7384056 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
@@ -29,6 +29,7 @@

#define MT7996_FIRMWARE_WA "mediatek/mt7996/mt7996_wa.bin"
#define MT7996_FIRMWARE_WM "mediatek/mt7996/mt7996_wm.bin"
+#define MT7996_FIRMWARE_DSP "mediatek/mt7996/mt7996_dsp.bin"
#define MT7996_ROM_PATCH "mediatek/mt7996/mt7996_rom_patch.bin"

#define MT7996_EEPROM_DEFAULT "mediatek/mt7996/mt7996_eeprom.bin"
@@ -52,6 +53,12 @@ struct mt7996_sta;
struct mt7996_dfs_pulse;
struct mt7996_dfs_pattern;

+enum mt7996_ram_type {
+ MT7996_RAM_TYPE_WM,
+ MT7996_RAM_TYPE_WA,
+ MT7996_RAM_TYPE_DSP,
+};
+
enum mt7996_txq_id {
MT7996_TXQ_FWDL = 16,
MT7996_TXQ_MCU_WM,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/pci.c b/drivers/net/wireless/mediatek/mt76/mt7996/pci.c
index 64aee3fb5445..c5301050ff8b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/pci.c
@@ -219,4 +219,5 @@ MODULE_DEVICE_TABLE(pci, mt7996_pci_device_table);
MODULE_DEVICE_TABLE(pci, mt7996_hif_device_table);
MODULE_FIRMWARE(MT7996_FIRMWARE_WA);
MODULE_FIRMWARE(MT7996_FIRMWARE_WM);
+MODULE_FIRMWARE(MT7996_FIRMWARE_DSP);
MODULE_FIRMWARE(MT7996_ROM_PATCH);
--
2.39.2


2023-06-05 15:31:29

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 05/10] wifi: mt76: mt7996: enable VHT extended NSS BW feature

From: Peter Chiu <[email protected]>

Set SUPPORTS_VHT_EXT_NSS_BW to let the max BW capability correctly be
parsed by different devices.

Signed-off-by: Peter Chiu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7996/init.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
index 004575a0479b..8247153d082d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
@@ -217,6 +217,8 @@ mt7996_init_wiphy(struct ieee80211_hw *hw)
IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
phy->mt76->sband_5g.sband.ht_cap.ampdu_density =
IEEE80211_HT_MPDU_DENSITY_1;
+
+ ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW);
}

mt76_set_stream_caps(phy->mt76, true);
--
2.39.2


2023-06-05 15:31:29

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 03/10] wifi: mt76: mt7996: fix bss wlan_idx when sending bss_info command

From: Peter Chiu <[email protected]>

The bmc_tx_wlan_idx should be the wlan_idx of the current bss rather
than peer AP's wlan_idx, otherwise there will appear some frame
decryption problems on station mode.

Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Reviewed-by: Shayne Chen <[email protected]>
Signed-off-by: Peter Chiu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 545cc98749ac..6706d38cf4cf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -712,6 +712,7 @@ mt7996_mcu_bss_basic_tlv(struct sk_buff *skb,
struct cfg80211_chan_def *chandef = &phy->chandef;
struct mt76_connac_bss_basic_tlv *bss;
u32 type = CONNECTION_INFRA_AP;
+ u16 sta_wlan_idx = wlan_idx;
struct tlv *tlv;
int idx;

@@ -731,7 +732,7 @@ mt7996_mcu_bss_basic_tlv(struct sk_buff *skb,
struct mt76_wcid *wcid;

wcid = (struct mt76_wcid *)sta->drv_priv;
- wlan_idx = wcid->idx;
+ sta_wlan_idx = wcid->idx;
}
rcu_read_unlock();
}
@@ -751,7 +752,7 @@ mt7996_mcu_bss_basic_tlv(struct sk_buff *skb,
bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
bss->dtim_period = vif->bss_conf.dtim_period;
bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx);
- bss->sta_idx = cpu_to_le16(wlan_idx);
+ bss->sta_idx = cpu_to_le16(sta_wlan_idx);
bss->conn_type = cpu_to_le32(type);
bss->omac_idx = mvif->omac_idx;
bss->band_idx = mvif->band_idx;
--
2.39.2


2023-06-05 15:31:30

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 07/10] wifi: mt76: mt7996: use correct phy for background radar event

From: StanleyYP Wang <[email protected]>

If driver directly uses the band_idx reported from the radar event to
access mt76_phy array, it will get the wrong phy for background radar.
Fix this by adjusting the statement.

Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Signed-off-by: StanleyYP Wang <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 0ede9769a8e8..20519bffce21 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -339,7 +339,11 @@ mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb)
if (r->band_idx >= ARRAY_SIZE(dev->mt76.phys))
return;

- mphy = dev->mt76.phys[r->band_idx];
+ if (dev->rdd2_phy && r->band_idx == MT_RX_SEL2)
+ mphy = dev->rdd2_phy->mt76;
+ else
+ mphy = dev->mt76.phys[r->band_idx];
+
if (!mphy)
return;

--
2.39.2


2023-06-05 15:32:57

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 06/10] wifi: mt76: connac: add support to set ifs time by mcu command

From: Peter Chiu <[email protected]>

There's a race between driver and fw on some tx/rx control registers
when setting ifs, which will cause accidental hw queue pause problems.
Avoid this by setting ifs time with bss_info mcu command.

Reviewed-by: Shayne Chen <[email protected]>
Signed-off-by: Peter Chiu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
v2:
- merge two commits
- wifi: mt76: connac: add a new bss_info tag for setting ifs time
- wifi: mt76: mt7996: set ifs time by mcu command
- change bool a_band to use is_2ghz
---
.../wireless/mediatek/mt76/mt76_connac_mcu.h | 1 +
.../net/wireless/mediatek/mt76/mt7996/mac.c | 27 +----------
.../net/wireless/mediatek/mt76/mt7996/main.c | 5 +-
.../net/wireless/mediatek/mt76/mt7996/mcu.c | 46 +++++++++++++++++++
.../net/wireless/mediatek/mt76/mt7996/mcu.h | 17 +++++++
.../wireless/mediatek/mt76/mt7996/mt7996.h | 3 +-
6 files changed, 70 insertions(+), 29 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index 4a21c237ea6e..3790d68525e5 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -1288,6 +1288,7 @@ enum {
UNI_BSS_INFO_UAPSD = 19,
UNI_BSS_INFO_PS = 21,
UNI_BSS_INFO_BCNFT = 22,
+ UNI_BSS_INFO_IFS_TIME = 23,
UNI_BSS_INFO_OFFLOAD = 25,
UNI_BSS_INFO_MLD = 26,
};
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
index 130eb7b4fd91..78d9127e63ab 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
@@ -1604,20 +1604,19 @@ void mt7996_mac_reset_counters(struct mt7996_phy *phy)
mt7996_mcu_get_chan_mib_info(phy, true);
}

-void mt7996_mac_set_timing(struct mt7996_phy *phy)
+void mt7996_mac_set_coverage_class(struct mt7996_phy *phy)
{
s16 coverage_class = phy->coverage_class;
struct mt7996_dev *dev = phy->dev;
struct mt7996_phy *phy2 = mt7996_phy2(dev);
struct mt7996_phy *phy3 = mt7996_phy3(dev);
- u32 val, reg_offset;
+ u32 reg_offset;
u32 cck = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 231) |
FIELD_PREP(MT_TIMEOUT_VAL_CCA, 48);
u32 ofdm = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 60) |
FIELD_PREP(MT_TIMEOUT_VAL_CCA, 28);
u8 band_idx = phy->mt76->band_idx;
int offset;
- bool a_band = !(phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ);

if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
return;
@@ -1630,34 +1629,12 @@ void mt7996_mac_set_timing(struct mt7996_phy *phy)
coverage_class = max_t(s16, coverage_class,
phy3->coverage_class);

- mt76_set(dev, MT_ARB_SCR(band_idx),
- MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE);
- udelay(1);
-
offset = 3 * coverage_class;
reg_offset = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, offset) |
FIELD_PREP(MT_TIMEOUT_VAL_CCA, offset);

mt76_wr(dev, MT_TMAC_CDTR(band_idx), cck + reg_offset);
mt76_wr(dev, MT_TMAC_ODTR(band_idx), ofdm + reg_offset);
- mt76_wr(dev, MT_TMAC_ICR0(band_idx),
- FIELD_PREP(MT_IFS_EIFS_OFDM, a_band ? 84 : 78) |
- FIELD_PREP(MT_IFS_RIFS, 2) |
- FIELD_PREP(MT_IFS_SIFS, 10) |
- FIELD_PREP(MT_IFS_SLOT, phy->slottime));
-
- if (!a_band)
- mt76_wr(dev, MT_TMAC_ICR1(band_idx),
- FIELD_PREP(MT_IFS_EIFS_CCK, 314));
-
- if (phy->slottime < 20 || a_band)
- val = MT7996_CFEND_RATE_DEFAULT;
- else
- val = MT7996_CFEND_RATE_11B;
-
- mt76_rmw_field(dev, MT_RATE_HRCR0(band_idx), MT_RATE_HRCR0_CFEND_RATE, val);
- mt76_clear(dev, MT_ARB_SCR(band_idx),
- MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE);
}

void mt7996_mac_enable_nf(struct mt7996_dev *dev, u8 band)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index 8a1edc5c1288..6001b534b657 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
@@ -287,7 +287,6 @@ int mt7996_set_channel(struct mt7996_phy *phy)
if (ret)
goto out;

- mt7996_mac_set_timing(phy);
ret = mt7996_dfs_init_radar_detector(phy);
mt7996_mac_cca_stats_reset(phy);

@@ -565,7 +564,7 @@ static void mt7996_bss_info_changed(struct ieee80211_hw *hw,

if (slottime != phy->slottime) {
phy->slottime = slottime;
- mt7996_mac_set_timing(phy);
+ mt7996_mcu_set_timing(phy, vif);
}
}

@@ -905,7 +904,7 @@ mt7996_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)

mutex_lock(&dev->mt76.mutex);
phy->coverage_class = max_t(s16, coverage_class, 0);
- mt7996_mac_set_timing(phy);
+ mt7996_mac_set_coverage_class(phy);
mutex_unlock(&dev->mt76.mutex);
}

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 6706d38cf4cf..0ede9769a8e8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -701,6 +701,34 @@ mt7996_mcu_muar_config(struct mt7996_phy *phy, struct ieee80211_vif *vif,
sizeof(req), true);
}

+static void
+mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
+{
+ struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
+ struct mt7996_phy *phy = mvif->phy;
+ struct bss_ifs_time_tlv *ifs_time;
+ struct tlv *tlv;
+ bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ;
+
+ tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time));
+
+ ifs_time = (struct bss_ifs_time_tlv *)tlv;
+ ifs_time->slot_valid = true;
+ ifs_time->sifs_valid = true;
+ ifs_time->rifs_valid = true;
+ ifs_time->eifs_valid = true;
+
+ ifs_time->slot_time = cpu_to_le16(phy->slottime);
+ ifs_time->sifs_time = cpu_to_le16(10);
+ ifs_time->rifs_time = cpu_to_le16(2);
+ ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84);
+
+ if (is_2ghz) {
+ ifs_time->eifs_cck_valid = true;
+ ifs_time->eifs_cck_time = cpu_to_le16(314);
+ }
+}
+
static int
mt7996_mcu_bss_basic_tlv(struct sk_buff *skb,
struct ieee80211_vif *vif,
@@ -826,6 +854,7 @@ int mt7996_mcu_add_bss_info(struct mt7996_phy *phy,
mt7996_mcu_bss_bmc_tlv(skb, vif, phy);
mt7996_mcu_bss_ra_tlv(skb, vif, phy);
mt7996_mcu_bss_txcmd_tlv(skb, true);
+ mt7996_mcu_bss_ifs_timing_tlv(skb, vif);

if (vif->bss_conf.he_support)
mt7996_mcu_bss_he_tlv(skb, vif, phy);
@@ -838,6 +867,23 @@ int mt7996_mcu_add_bss_info(struct mt7996_phy *phy,
MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
}

+int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif)
+{
+ struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
+ struct mt7996_dev *dev = phy->dev;
+ struct sk_buff *skb;
+
+ skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76,
+ MT7996_BSS_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7996_mcu_bss_ifs_timing_tlv(skb, vif);
+
+ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
+}
+
static int
mt7996_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif,
struct ieee80211_ampdu_params *params,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h
index d7075a4d0667..078f82858621 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h
@@ -317,6 +317,22 @@ struct bss_sec_tlv {
u8 __rsv2[1];
} __packed;

+struct bss_ifs_time_tlv {
+ __le16 tag;
+ __le16 len;
+ u8 slot_valid;
+ u8 sifs_valid;
+ u8 rifs_valid;
+ u8 eifs_valid;
+ __le16 slot_time;
+ __le16 sifs_time;
+ __le16 rifs_time;
+ __le16 eifs_time;
+ u8 eifs_cck_valid;
+ u8 rsv;
+ __le16 eifs_cck_time;
+} __packed;
+
struct bss_power_save {
__le16 tag;
__le16 len;
@@ -552,6 +568,7 @@ enum {
sizeof(struct bss_txcmd_tlv) + \
sizeof(struct bss_power_save) + \
sizeof(struct bss_sec_tlv) + \
+ sizeof(struct bss_ifs_time_tlv) + \
sizeof(struct bss_mld_tlv))

#define MT7996_STA_UPDATE_MAX_SIZE (sizeof(struct sta_req_hdr) + \
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
index 7dfdc7384056..42892f06faa7 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
@@ -463,6 +463,7 @@ int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index,
const struct mt7996_dfs_pattern *pattern);
int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable);
int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val);
+int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif);
int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch);
int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index,
u8 rx_sel, u8 val);
@@ -526,7 +527,7 @@ void mt7996_mac_write_txwi(struct mt7996_dev *dev, __le32 *txwi,
struct sk_buff *skb, struct mt76_wcid *wcid,
struct ieee80211_key_conf *key, int pid,
enum mt76_txq_id qid, u32 changed);
-void mt7996_mac_set_timing(struct mt7996_phy *phy);
+void mt7996_mac_set_coverage_class(struct mt7996_phy *phy);
int mt7996_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
void mt7996_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
--
2.39.2