From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Wenyou Yang <wenyou.yang@atmel.com>,
wsa@the-dreams.de, ludovic.desroches@atmel.com
Cc: khilman@kernel.org, nicolas.ferre@atmel.com,
linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 2/3] i2c/at91: add support for system PM
Date: Fri, 24 Oct 2014 17:02:37 +0400 [thread overview]
Message-ID: <544A4DED.6090009@cogentembedded.com> (raw)
In-Reply-To: <1414133417-11530-3-git-send-email-wenyou.yang@atmel.com>
Hello.
On 10/24/2014 10:50 AM, Wenyou Yang wrote:
> Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
> ---
> drivers/i2c/busses/i2c-at91.c | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
> diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
> index a25fb5e..6a84a2a 100644
> --- a/drivers/i2c/busses/i2c-at91.c
> +++ b/drivers/i2c/busses/i2c-at91.c
> @@ -861,7 +861,33 @@ static int at91_twi_runtime_resume(struct device *dev)
[...]
> +static int at91_twi_resume_noirq(struct device *dev)
> +{
> + int ret;
> +
> + if (!pm_runtime_status_suspended(dev)) {
> + ret = at91_twi_runtime_resume(dev);
Resume if *not* suspended?
> + if (ret)
> + return ret;
> + }
> +
> + pm_runtime_mark_last_busy(dev);
> + pm_request_autosuspend(dev);
> +
> + return 0;
> +}
> +
[...]
WBR, Sergei
next prev parent reply other threads:[~2014-10-24 13:02 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-24 6:50 [PATCH v3 0/3] i2c/at91: add support PM functions Wenyou Yang
2014-10-24 6:50 ` [PATCH v3 1/3] i2c/at91: add support for runtime PM Wenyou Yang
2014-11-08 18:03 ` Wolfram Sang
2014-10-24 6:50 ` [PATCH v3 2/3] i2c/at91: add support for system PM Wenyou Yang
2014-10-24 13:02 ` Sergei Shtylyov [this message]
2014-10-27 0:35 ` Yang, Wenyou
2014-11-08 18:03 ` Wolfram Sang
2014-10-24 6:50 ` [PATCH v3 3/3] i2c/at91: adopt pinctrl support Wenyou Yang
2014-11-08 18:03 ` Wolfram Sang
2014-11-10 1:49 ` Yang, Wenyou
2014-10-29 8:24 ` [PATCH v3 0/3] i2c/at91: add support PM functions Ludovic Desroches
2014-11-05 10:05 ` Yang, Wenyou
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