linux-kernel - Re: [PATCH] rtw88: 8822ce: fix wifi disconnect after S3/S4 on HONOR laptop

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-next>] [day] [month] [year] [list]

Date:   Mon, 22 Feb 2021 09:27:32 +0200
From:   Kalle Valo <kvalo@...eaurora.org>
To:     陈浩 <chenhaoa@...ontech.com>
Cc:     tony0620emma <tony0620emma@...il.com>, davem <davem@...emloft.net>,
        kuba <kuba@...nel.org>,
        linux-wireless <linux-wireless@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        timlee <timlee@...ltek.com>, arnd <arnd@...db.de>
Subject: Re: [PATCH] rtw88: 8822ce: fix wifi disconnect after S3/S4 on HONOR laptop

陈浩 <chenhaoa@...ontech.com> writes:

> By git blame command, I know that the assignment of .driver.pm =
> RTW_PM_OPS
>
> was in commit 44bc17f7f5b3b("rtw88: support wowlan feature for
> 8822c"),
>
> and another commit 7dc7c41607d19("avoid unused function warnings")
>
> pointed out rtw_pci_resume() and rtw_pci_suspend() are not used at
> all.
>
> So I think it's safe to remove them.
>
> Currently, I find that the rtl8822ce wifi chip and the pci bridge of
> it are not linked by pci
>
> after wake up by `lspci` command.
>
> when I set `pcie_aspm.policy=performance ` in the GRUB. The machine
> sleep and
>
> wake up normal.So I think when this ops is assignmented,the sleep and
> wake up procedure
>
> may cause pci device not linked.

Please don't use HTML, our lists automatically drop all HTML email.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches