From: Ping-Ke Shih <pkshih@realtek.com>
To: Shengyu Qu <wiagn233@outlook.com>, "nbd@nbd.name" <nbd@nbd.name>,
"lorenzo@kernel.org" <lorenzo@kernel.org>,
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Subject: RE: [PATCH v10] wifi: mt76: mt7915: add wds support when wed is enabled
Date: Tue, 11 Mar 2025 08:30:22 +0000 [thread overview]
Message-ID: <f469eccfb2344a6098267a1ebd2a3eb6@realtek.com> (raw)
In-Reply-To: <TYCPR01MB84376878FE505F773182062B98D12@TYCPR01MB8437.jpnprd01.prod.outlook.com>
Shengyu Qu <wiagn233@outlook.com> wrote:
>
> The current WED only supports 256 wcid, whereas mt7986 can support up to
> 512 entries, so firmware provides a rule to get sta_info by DA when wcid
> is set to 0x3ff by txd. Also, WED provides a register to overwrite txd
> wcid, that is, wcid[9:8] can be overwritten by 0x3 and wcid[7:0] is set
> to 0xff by host driver.
>
> However, firmware is unable to get sta_info from DA as DA != RA for
> 4addr cases, so firmware and wifi host driver both use wcid (256 - 271)
> and (768 ~ 783) for sync up to get correct sta_info.
>
> Currently WDS+WED config is completely broken on MT7986/7981 devices if
> without this patch.
>
> Tested-by: Sujuan Chen <sujuan.chen@mediatek.com>
> Co-developed-by: Bo Jiao <bo.jiao@mediatek.com>
> Signed-off-by: Bo Jiao <bo.jiao@mediatek.com>
> Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
> Signed-off-by: Shengyu Qu <wiagn233@outlook.com>
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
next prev parent reply other threads:[~2025-03-11 8:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-11 5:29 [PATCH v10] wifi: mt76: mt7915: add wds support when wed is enabled Shengyu Qu
2025-03-11 8:30 ` Ping-Ke Shih [this message]
2025-03-22 16:34 ` Shengyu Qu
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