linux-kernel - Re: [PATCH 1/2] ASoC: fsl_sai: Use usleep

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Message-ID: <20160122164823.GB6588@sirena.org.uk>
Date:	Fri, 22 Jan 2016 16:48:23 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Xiubo Li <lixiubo@...s.chinamobile.com>
Cc:	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] ASoC: fsl_sai: Use usleep_range() instead of msleep()

On Fri, Jan 15, 2016 at 07:35:24PM +0800, Xiubo Li wrote:
> Since msleep() will sleep longer than intended time for values less
> than 20ms, this patch allows the use of usleep_range for just 1ms.
> usleep_range is a finer precision implementation of msleep and is
> designed to be a drop-in replacement for udelay where a precise
> sleep/busy-wait is unnecessary.

A similar change seems to have already been applied.

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