From: daniel.lezcano@linaro.org (Daniel Lezcano)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] clocksource: sirf: fix incorrect clock enable counter for timer
Date: Mon, 21 Jul 2014 16:45:02 +0200 [thread overview]
Message-ID: <53CD276E.9020804@linaro.org> (raw)
In-Reply-To: <1404391971-24214-1-git-send-email-21cnbao@gmail.com>
On 07/03/2014 02:52 PM, Barry Song wrote:
> From: Zhiwu Song <Zhiwu.Song@csr.com>
>
> in the clocksource driver, we didn't explicitly enable the clock.
> it makes the clk reference counter wrong.
> we didn't encounter any hang issue because the tick's clock input
> has been open and is shared by some other hardware components, but
> if we don't enable those components in kernel, in the stage of
> disabling unused clk in kernel boot, Linux tick hangs.
>
> this patch fixes it. it does an explicit prepare and enable to the
> clock input, and increases the usage counter of the clk.
>
> Signed-off-by: Zhiwu Song <Zhiwu.Song@csr.com>
> Signed-off-by: Barry Song <Baohua.Song@csr.com>
Applied to my tree for 3.17
Thanks!
-- Daniel
--
<http://www.linaro.org/> Linaro.org ? Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog
prev parent reply other threads:[~2014-07-21 14:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-03 12:52 [PATCH] clocksource: sirf: fix incorrect clock enable counter for timer Barry Song
2014-07-21 14:45 ` Daniel Lezcano [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=53CD276E.9020804@linaro.org \
--to=daniel.lezcano@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.