linux-kernel - RE: [PATCH v10] wifi: mt76: mt7915: add wds support when wed is enabled

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <f469eccfb2344a6098267a1ebd2a3eb6@realtek.com>
Date: Tue, 11 Mar 2025 08:30:22 +0000
From: Ping-Ke Shih <pkshih@...ltek.com>
To: Shengyu Qu <wiagn233@...look.com>, "nbd@....name" <nbd@....name>,
        "lorenzo@...nel.org" <lorenzo@...nel.org>,
        "ryder.lee@...iatek.com"
	<ryder.lee@...iatek.com>,
        "shayne.chen@...iatek.com"
	<shayne.chen@...iatek.com>,
        "sean.wang@...iatek.com"
	<sean.wang@...iatek.com>,
        "johannes@...solutions.net"
	<johannes@...solutions.net>,
        "matthias.bgg@...il.com"
	<matthias.bgg@...il.com>,
        "angelogioacchino.delregno@...labora.com"
	<angelogioacchino.delregno@...labora.com>,
        "miriam.rachel.korenblit@...el.com" <miriam.rachel.korenblit@...el.com>,
        "greearb@...delatech.com" <greearb@...delatech.com>,
        "michael-cy.lee@...iatek.com" <michael-cy.lee@...iatek.com>,
        "nicolas.cavallari@...en-communications.fr"
	<nicolas.cavallari@...en-communications.fr>,
        "emmanuel.grumbach@...el.com"
	<emmanuel.grumbach@...el.com>,
        "christophe.jaillet@...adoo.fr"
	<christophe.jaillet@...adoo.fr>,
        "mingyen.hsieh@...iatek.com"
	<mingyen.hsieh@...iatek.com>,
        "chui-hao.chiu@...iatek.com"
	<chui-hao.chiu@...iatek.com>,
        "quic_adisi@...cinc.com"
	<quic_adisi@...cinc.com>,
        "gustavoars@...nel.org" <gustavoars@...nel.org>,
        "sujuan.chen@...iatek.com" <sujuan.chen@...iatek.com>,
        "bo.jiao@...iatek.com"
	<bo.jiao@...iatek.com>,
        "linux-wireless@...r.kernel.org"
	<linux-wireless@...r.kernel.org>,
        "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>,
        "linux-mediatek@...ts.infradead.org"
	<linux-mediatek@...ts.infradead.org>
Subject: RE: [PATCH v10] wifi: mt76: mt7915: add wds support when wed is enabled

Shengyu Qu <wiagn233@...look.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@...iatek.com>
> Co-developed-by: Bo Jiao <bo.jiao@...iatek.com>
> Signed-off-by: Bo Jiao <bo.jiao@...iatek.com>
> Signed-off-by: Sujuan Chen <sujuan.chen@...iatek.com>
> Signed-off-by: Shengyu Qu <wiagn233@...look.com>

Reviewed-by: Ping-Ke Shih <pkshih@...ltek.com>