linux-kernel - Re: [PATCH RFC] clk: wm831x: fix usleep

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Message-ID: <20161221232726.GC8288@codeaurora.org>
Date:   Wed, 21 Dec 2016 15:27:26 -0800
From:   Stephen Boyd <sboyd@...eaurora.org>
To:     Nicholas Mc Guire <hofrat@...dl.org>
Cc:     Michael Turquette <mturquette@...libre.com>,
        Mark Brown <broonie@...nsource.wolfsonmicro.com>,
        patches@...nsource.wolfsonmicro.com, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC] clk: wm831x: fix usleep_range with bad range

On 12/12, Nicholas Mc Guire wrote:
> The delay here is not in atomic context and does not seem critical with
> respect to precision, but usleep_range(min,max) with min==max results in 
> giving the timer subsystem no room to optimize uncritical delays. Fix 
> this by setting the range to 2000,3000 us.
> 
> Fixes: commit f05259a6ffa4 ("clk: wm831x: Add initial WM831x clock driver")
> Signed-off-by: Nicholas Mc Guire <hofrat@...dl.org>
> ---

Applied to clk-next

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