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wifi: mt76: mt7996: Disable Rx hdr_trans in monitor mode

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Ensure raw frames are captured without header modification.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Link: https://patch.msgid.link/04008426d6cd5de3995beefb98f9d13f35526c25.1770969275.git.ryder.lee@mediatek.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Ryder Lee 2026-02-13 00:00:29 -08:00 committed by Felix Fietkau
parent c9ce833d78
commit 947d63d8cd
2 changed files with 5 additions and 0 deletions
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2
drivers/net/wireless/mediatek/mt76/mt7996/main.c
View File

@ -482,6 +482,8 @@ static void mt7996_set_monitor(struct mt7996_phy *phy, bool enabled)
mt76_rmw_field(dev, MT_DMA_DCR0(phy->mt76->band_idx),
MT_DMA_DCR0_RXD_G5_EN, enabled);
mt76_rmw_field(dev, MT_MDP_DCR0,
MT_MDP_DCR0_RX_HDR_TRANS_EN, !enabled);
mt7996_phy_set_rxfilter(phy);
mt7996_mcu_set_sniffer_mode(phy, enabled);
}

3
drivers/net/wireless/mediatek/mt76/mt7996/regs.h
View File

@ -159,6 +159,9 @@ enum offs_rev {
#define MT_MDP_BASE 0x820cc000
#define MT_MDP(ofs) (MT_MDP_BASE + (ofs))
#define MT_MDP_DCR0 MT_MDP(0x800)
#define MT_MDP_DCR0_RX_HDR_TRANS_EN BIT(19)
#define MT_MDP_DCR2 MT_MDP(0x8e8)
#define MT_MDP_DCR2_RX_TRANS_SHORT BIT(2)