From: Vinod Koul <vkoul@kernel.org>
To: yung-chuan.liao@linux.intel.com,
Richard Fitzgerald <rf@opensource.cirrus.com>
Cc: pierre-louis.bossart@linux.dev, linux-sound@vger.kernel.org,
linux-kernel@vger.kernel.org, patches@opensource.cirrus.com
Subject: Re: [PATCH] soundwire: stream: Poll for DP prepare to avoid interrupt deadlock
Date: Mon, 09 Mar 2026 08:05:29 +0100 [thread overview]
Message-ID: <177303992943.65210.13043776658483865719.b4-ty@kernel.org> (raw)
In-Reply-To: <20260227111648.175548-1-rf@opensource.cirrus.com>
On Fri, 27 Feb 2026 11:16:48 +0000, Richard Fitzgerald wrote:
> Replace the wait_for_completion_timeout() in sdw_prep_deprep_slave_ports()
> with a read_poll_timeout().
>
> The original intent of the wait_for_completion_timeout() was to wait for
> the port prepare interrupt. But at this time the code is holding the
> bus_lock, which prevents the interrupt handler from running. Because of
> this, the port_prep completion will not be signaled and the
> wait_for_completion_timeout() will always timeout.
>
> [...]
Applied, thanks!
[1/1] soundwire: stream: Poll for DP prepare to avoid interrupt deadlock
commit: fee12f3c20dd5902dbd95eb41f80d3fba89336d7
Best regards,
--
~Vinod
prev parent reply other threads:[~2026-03-09 7:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-27 11:16 Richard Fitzgerald
2026-03-09 7:05 ` Vinod Koul [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=177303992943.65210.13043776658483865719.b4-ty@kernel.org \
--to=vkoul@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-sound@vger.kernel.org \
--cc=patches@opensource.cirrus.com \
--cc=pierre-louis.bossart@linux.dev \
--cc=rf@opensource.cirrus.com \
--cc=yung-chuan.liao@linux.intel.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®