[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <163794421996.10370.7668732301973284317.kvalo@codeaurora.org>
Date: Fri, 26 Nov 2021 16:30:25 +0000 (UTC)
From: Kalle Valo <kvalo@...eaurora.org>
To: Jonas Dreßler <verdre@...d.nl>
Cc: Amitkumar Karwar <amitkarwar@...il.com>,
Ganapathi Bhat <ganapathi017@...il.com>,
Xinming Hu <huxinming820@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Jonas Dreßler <verdre@...d.nl>,
Tsuchiya Yuto <kitakar@...il.com>,
linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org,
Maximilian Luz <luzmaximilian@...il.com>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Pali Rohár <pali@...nel.org>
Subject: Re: [PATCH] mwifiex: Ignore BTCOEX events from the 88W8897 firmware
Jonas Dreßler <verdre@...d.nl> wrote:
> The firmware of the 88W8897 PCIe+USB card sends those events very
> unreliably, sometimes bluetooth together with 2.4ghz-wifi is used and no
> COEX event comes in, and sometimes bluetooth is disabled but the
> coexistance mode doesn't get disabled.
>
> This means we sometimes end up capping the rx/tx window size while
> bluetooth is not enabled anymore, artifically limiting wifi speeds even
> though bluetooth is not being used.
>
> Since we can't fix the firmware, let's just ignore those events on the
> 88W8897 device. From some Wireshark capture sessions it seems that the
> Windows driver also doesn't change the rx/tx window sizes when bluetooth
> gets enabled or disabled, so this is fairly consistent with the Windows
> driver.
>
> Signed-off-by: Jonas Dreßler <verdre@...d.nl>
Patch applied to wireless-drivers-next.git, thanks.
84d94e16efa2 mwifiex: Ignore BTCOEX events from the 88W8897 firmware
--
https://patchwork.kernel.org/project/linux-wireless/patch/20211103205827.14559-1-verdre@v0yd.nl/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
Powered by blists - more mailing lists