linux-kernel - Re: [PATCH] ASoC: mxs-saif: check BUSY bit in hw_params() only if not mclk_in

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Message-ID: <20160205131944.GB12311@sirena.org.uk>
Date:	Fri, 5 Feb 2016 13:19:44 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Mans Rullgard <mans@...sr.com>
Cc:	Liam Girdwood <lgirdwood@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: mxs-saif: check BUSY bit in hw_params() only if
 not mclk_in_use

On Wed, Feb 03, 2016 at 01:18:20PM +0000, Mans Rullgard wrote:
> If something else, typically a codec, has enabled mclk, the BUSY
> bit may be set when hw_params() is called without this being an
> error.  This check thus causes intermittent failures to configure
> the sound device when used in such a manner.  Fix this by making
> the test conditional on !saif->mclk_in_use.

Please remember to CC the maintainers for the driver when sending
patches.  

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