From: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
To: Nicholas Mc Guire <hofrat@osadl.org>
Cc: Michael Turquette <mturquette@baylibre.com>,
Mark Brown <broonie@opensource.wolfsonmicro.com>,
Stephen Boyd <sboyd@codeaurora.org>,
<patches@opensource.wolfsonmicro.com>,
<linux-clk@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH RFC] clk: wm831x: fix usleep_range with bad range
Date: Tue, 13 Dec 2016 09:16:37 +0000 [thread overview]
Message-ID: <20161213091637.GM1867@localhost.localdomain> (raw)
In-Reply-To: <1481528409-5182-1-git-send-email-hofrat@osadl.org>
On Mon, Dec 12, 2016 at 08:40:09AM +0100, 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@osadl.org>
> ---
Yeah looks fine waiting longer for the FLL to lock won't cause
any issues.
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Thanks,
Charles
next prev parent reply other threads:[~2016-12-13 9:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-12 7:40 [PATCH RFC] clk: wm831x: fix usleep_range with bad range Nicholas Mc Guire
2016-12-13 9:16 ` Charles Keepax [this message]
2016-12-21 23:27 ` Stephen Boyd
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