6.11-stable review patch. If anyone has any objections, please let me know.
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From: Peter Chiu chui-hao.chiu@mediatek.com
[ Upstream commit a04b920fbc707deb699292cdae47006e8ea57d87 ]
Fix incorrect RXD offset and bitfield related to RX checksum offload.
Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices") Fixes: 4e9011fcdfc4 ("wifi: mt76: connac: move connac3 definitions in mt76_connac3_mac.h") Co-developed-by: Shayne Chen shayne.chen@mediatek.com Signed-off-by: Shayne Chen shayne.chen@mediatek.com Signed-off-by: Peter Chiu chui-hao.chiu@mediatek.com Link: https://patch.msgid.link/20240816095040.2574-1-shayne.chen@mediatek.com Signed-off-by: Felix Fietkau nbd@nbd.name Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h | 4 ++-- drivers/net/wireless/mediatek/mt76/mt7925/mac.c | 5 ++--- drivers/net/wireless/mediatek/mt76/mt7996/mac.c | 4 ++-- 3 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h index 353e660698409..ef003d1620a5b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h @@ -28,8 +28,6 @@ enum { #define MT_RXD0_MESH BIT(18) #define MT_RXD0_MHCP BIT(19) #define MT_RXD0_NORMAL_ETH_TYPE_OFS GENMASK(22, 16) -#define MT_RXD0_NORMAL_IP_SUM BIT(23) -#define MT_RXD0_NORMAL_UDP_TCP_SUM BIT(24)
#define MT_RXD0_SW_PKT_TYPE_MASK GENMASK(31, 16) #define MT_RXD0_SW_PKT_TYPE_MAP 0x380F @@ -80,6 +78,8 @@ enum { #define MT_RXD3_NORMAL_BEACON_UC BIT(21) #define MT_RXD3_NORMAL_CO_ANT BIT(22) #define MT_RXD3_NORMAL_FCS_ERR BIT(24) +#define MT_RXD3_NORMAL_IP_SUM BIT(26) +#define MT_RXD3_NORMAL_UDP_TCP_SUM BIT(27) #define MT_RXD3_NORMAL_VLAN2ETH BIT(31)
/* RXD DW4 */ diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mac.c b/drivers/net/wireless/mediatek/mt76/mt7925/mac.c index cf36750cf7092..634c42bbf23f6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mac.c @@ -352,7 +352,7 @@ mt7925_mac_fill_rx_rate(struct mt792x_dev *dev, static int mt7925_mac_fill_rx(struct mt792x_dev *dev, struct sk_buff *skb) { - u32 csum_mask = MT_RXD0_NORMAL_IP_SUM | MT_RXD0_NORMAL_UDP_TCP_SUM; + u32 csum_mask = MT_RXD3_NORMAL_IP_SUM | MT_RXD3_NORMAL_UDP_TCP_SUM; struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; bool hdr_trans, unicast, insert_ccmp_hdr = false; u8 chfreq, qos_ctl = 0, remove_pad, amsdu_info; @@ -362,7 +362,6 @@ mt7925_mac_fill_rx(struct mt792x_dev *dev, struct sk_buff *skb) struct mt792x_phy *phy = &dev->phy; struct ieee80211_supported_band *sband; u32 csum_status = *(u32 *)skb->cb; - u32 rxd0 = le32_to_cpu(rxd[0]); u32 rxd1 = le32_to_cpu(rxd[1]); u32 rxd2 = le32_to_cpu(rxd[2]); u32 rxd3 = le32_to_cpu(rxd[3]); @@ -420,7 +419,7 @@ mt7925_mac_fill_rx(struct mt792x_dev *dev, struct sk_buff *skb) if (!sband->channels) return -EINVAL;
- if (mt76_is_mmio(&dev->mt76) && (rxd0 & csum_mask) == csum_mask && + if (mt76_is_mmio(&dev->mt76) && (rxd3 & csum_mask) == csum_mask && !(csum_status & (BIT(0) | BIT(2) | BIT(3)))) skb->ip_summed = CHECKSUM_UNNECESSARY;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c index bc7111a71f98c..fd5fe96c32e3d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c @@ -435,7 +435,7 @@ mt7996_mac_fill_rx(struct mt7996_dev *dev, enum mt76_rxq_id q, u32 rxd2 = le32_to_cpu(rxd[2]); u32 rxd3 = le32_to_cpu(rxd[3]); u32 rxd4 = le32_to_cpu(rxd[4]); - u32 csum_mask = MT_RXD0_NORMAL_IP_SUM | MT_RXD0_NORMAL_UDP_TCP_SUM; + u32 csum_mask = MT_RXD3_NORMAL_IP_SUM | MT_RXD3_NORMAL_UDP_TCP_SUM; u32 csum_status = *(u32 *)skb->cb; u32 mesh_mask = MT_RXD0_MESH | MT_RXD0_MHCP; bool is_mesh = (rxd0 & mesh_mask) == mesh_mask; @@ -497,7 +497,7 @@ mt7996_mac_fill_rx(struct mt7996_dev *dev, enum mt76_rxq_id q, if (!sband->channels) return -EINVAL;
- if ((rxd0 & csum_mask) == csum_mask && + if ((rxd3 & csum_mask) == csum_mask && !(csum_status & (BIT(0) | BIT(2) | BIT(3)))) skb->ip_summed = CHECKSUM_UNNECESSARY;