From: Kalle Valo <kvalo@codeaurora.org>
To: Rakesh Pillai <pillair@codeaurora.org>
Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org,
ath10k@lists.infradead.org
Subject: Re: [PATCH] ath10k: Register shutdown handler
Date: Tue, 18 Aug 2020 09:49:01 +0000 (UTC) [thread overview]
Message-ID: <20200818094901.03C7BC43387@smtp.codeaurora.org> (raw)
In-Reply-To: <1593193981-30161-1-git-send-email-pillair@codeaurora.org>
Rakesh Pillai <pillair@codeaurora.org> wrote:
> As a part of device shutdown the smmu driver will be
> stopped and henceforth any IOVA address translation
> will not be done. The wlan driver, being one of the
> smmu driver consumer, should stop all the dma related
> activity as a part of shutdown, and thereby ensuring
> that no dma activity is done once the smmu driver
> shuts down.
>
> During the device shutdown, the smmu calls shutdown
> for all its consumers in order to indicate them to
> stop all their dma activities.
>
> Register the shutdown handler to stop the wlan
> driver and avoid any dma operations.
>
> Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.3.1-01040-QCAHLSWMTPLZ-1
>
> Signed-off-by: Rakesh Pillai <pillair@codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Patch applied to ath-next branch of ath.git, thanks.
caf275463d37 ath10k: Register shutdown handler
--
https://patchwork.kernel.org/patch/11628291/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
_______________________________________________
ath10k mailing list
ath10k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath10k
prev parent reply other threads:[~2020-08-18 9:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 17:53 [PATCH] ath10k: Register shutdown handler Rakesh Pillai
2020-06-26 17:53 ` Rakesh Pillai
2020-08-18 9:49 ` Kalle Valo
2020-08-18 9:49 ` Kalle Valo [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200818094901.03C7BC43387@smtp.codeaurora.org \
--to=kvalo@codeaurora.org \
--cc=ath10k@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-wireless@vger.kernel.org \
--cc=pillair@codeaurora.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.