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Fri, 6 Mar 2026 19:34:13 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface From: Javier Tia Date: Fri, 06 Mar 2026 18:33:34 -0600 Subject: [PATCH 15/18] wifi: mt76: mt7925: handle 320MHz bandwidth in RXV and TXS Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260306-mt7927-wifi-support-v1-15-c77e7445511d@jetm.me> To: linux-wireless@vger.kernel.org, Felix Fietkau , Lorenzo Bianconi , Ryder Lee , Shayne Chen , Sean Wang , Matthias Brugger , AngeloGioacchino Del Regno , Deren Wu , Ming Yen Hsieh Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Marcin FM , Cristian-Florin Radoi , George Salukvadze , Evgeny Kapusta <3193631@gmail.com>, Samu Toljamo , Ariel Rosenfeld , Chapuis Dario , =?utf-8?q?Thibaut_Fran=C3=A7ois?= , =?utf-8?q?=E5=BC=A0=E6=97=AD=E6=B6=B5?= , Javier Tia X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=3297; i=floss@jetm.me; h=from:subject:message-id; bh=hxcSincyd2o6Rc2OyiPCHchQlCqvcUsPEmPLVBDCKXE=; b=owEB7QES/pANAwAKAbXuwwuoZ3cfAcsmYgBpq3JQ/Ph/XMOIcOJHhpdhqnQYFcO+ygQ2fifzz k7b0bVNX3mJAbMEAAEKAB0WIQSbE7ILzw7eI0VKk8m17sMLqGd3HwUCaatyUAAKCRC17sMLqGd3 H7gxC/44MsaOxJ/kqaZrTDzGw6xnYAnjWHd3TdlejOUE7JkXNufE/PbJsbO4xUyS+S39GUCscOL wHrmBBEPZDmbqZjuHseYSI1FsGZQ82LT1hyD58b6PO7yEeIiIE+dywkDdpp/H9vROQobIqBYIQl GifNXuyTQldbFnLTih9Vl2bqgSURZgcdBwnnjN3QyOyV71JLoGWwaa8juFV5fEejCk1JOLc0k6M UdX1fpAFo01WCZfEjyXXwF4E8B2+HBiWQvsQxRYXW8Upplkb6D7MZ8VinlXJfvjeYnv8v82qlf2 0ITDEKCZzd06gxcqBV6mADN34o4//4lAH2NIf3Roa0hPfMHqNelvCCDv6BN9zwEvtEo+J2NdfBJ ODAlU33sZicIq5FAhYZwUEyIQ9b2RQTrGCtm5ic/jjVpJNk0iwf6aZHGXLXxOhFHS/v5EA9RmW3 acfdbD5tTcexs6VU1rT68S8iv268vtprMrSEyjA8IYYe8AvuhCJjyH9q5ePQpbvk8qayE= X-Developer-Key: i=floss@jetm.me; a=openpgp; fpr=9B13B20BCF0EDE23454A93C9B5EEC30BA867771F In-Reply-To: <20260306-mt7927-wifi-support-v1-0-c77e7445511d@jetm.me> References: <20260306-mt7927-wifi-support-v1-0-c77e7445511d@jetm.me> The RX vector (RXV) and TX status (TXS) parsing in mac.c lack handling for 320MHz channel width. When the hardware reports 320MHz in the bandwidth field, mt7925_mac_fill_rx_rate() returns -EINVAL and mt7925_mac_add_txs_skb() records no bandwidth stats. Add IEEE80211_STA_RX_BW_320 cases to both functions. The RXV parser also handles BW_320+1 since the hardware can report 320MHz in two adjacent encoding positions. Also fix whitespace alignment in mt792x_regs.h defines. Assisted-by: Claude Code (claude-opus-4-6) Tested-by: Marcin FM Tested-by: Cristian-Florin Radoi Tested-by: George Salukvadze Tested-by: Evgeny Kapusta <3193631@gmail.com> Tested-by: Samu Toljamo Tested-by: Ariel Rosenfeld Tested-by: Chapuis Dario Tested-by: Thibaut Fran=C3=A7ois Tested-by: =E5=BC=A0=E6=97=AD=E6=B6=B5 Signed-off-by: Javier Tia --- drivers/net/wireless/mediatek/mt76/mt7925/mac.c | 9 +++++++++ drivers/net/wireless/mediatek/mt76/mt792x_regs.h | 6 +++--- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mac.c b/drivers/net/= wireless/mediatek/mt76/mt7925/mac.c index caaf71c31480..ad03fc554b69 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mac.c @@ -339,6 +339,11 @@ mt7925_mac_fill_rx_rate(struct mt792x_dev *dev, case IEEE80211_STA_RX_BW_160: status->bw =3D RATE_INFO_BW_160; break; + /* RXV can report 320 in two positions */ + case IEEE80211_STA_RX_BW_320: + case IEEE80211_STA_RX_BW_320 + 1: + status->bw =3D RATE_INFO_BW_320; + break; default: return -EINVAL; } @@ -992,6 +997,10 @@ mt7925_mac_add_txs_skb(struct mt792x_dev *dev, struct = mt76_wcid *wcid, stats->tx_mode[mode]++; =20 switch (FIELD_GET(MT_TXS0_BW, txs)) { + case IEEE80211_STA_RX_BW_320: + rate.bw =3D RATE_INFO_BW_320; + stats->tx_bw[4]++; + break; case IEEE80211_STA_RX_BW_160: rate.bw =3D RATE_INFO_BW_160; stats->tx_bw[3]++; diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_regs.h b/drivers/net= /wireless/mediatek/mt76/mt792x_regs.h index b364d0038653..a2ce6872559e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt792x_regs.h @@ -301,9 +301,9 @@ #define MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN BIT(15) #define MT_WFDMA0_GLO_CFG_CSR_LBK_RX_Q_SEL_EN BIT(20) #define MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2 BIT(21) -#define MT_WFDMA0_GLO_CFG_ADDR_EXT_EN BIT(26) #define MT_WFDMA0_GLO_CFG_OMIT_RX_INFO BIT(27) #define MT_WFDMA0_GLO_CFG_OMIT_TX_INFO BIT(28) +#define MT_WFDMA0_GLO_CFG_ADDR_EXT_EN BIT(26) #define MT_WFDMA0_GLO_CFG_CLK_GAT_DIS BIT(30) =20 #define HOST_RX_DONE_INT_ENA0 BIT(0) @@ -509,8 +509,8 @@ #define MT_MCIF_REMAP_WF_1_BA 0xd1034 =20 /* CBInfra CBTOP remap values */ -#define MT_CBINFRA_REMAP_WF_VAL 0x74037001 -#define MT_CBINFRA_REMAP_BT_VAL 0x70007000 +#define MT_CBINFRA_REMAP_WF_VAL 0x74037001 +#define MT_CBINFRA_REMAP_BT_VAL 0x70007000 =20 #define MT_MCIF_REMAP_WF_1_BA_VAL 0x18051803 =20 --=20 2.53.0