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From: Chris Ball <cjb@laptop.org>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
	spear-devel@list.st.com
Subject: Re: [PATCH 2/2] mmc: sdhci-spear: Don't call clk_{un}prepare() in suspend resume
Date: Mon, 26 Nov 2012 10:45:28 -0500	[thread overview]
Message-ID: <87fw3w9xlz.fsf@octavius.laptop.org> (raw)
In-Reply-To: <e677b5b8e17c2349d624e949722f4ab1a5e1698c.1352387305.git.viresh.kumar@linaro.org> (Viresh Kumar's message of "Thu, 8 Nov 2012 20:39:10 +0530")

Hi,

On Thu, Nov 08 2012, Viresh Kumar wrote:
> clk_{un}prepare is mandatory for platforms using common clock framework. Because
> for SPEAr we don't do anything in clk_{un}prepare() calls, just call them ones
> in probe/remove.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
> ---
>  drivers/mmc/host/sdhci-spear.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-spear.c b/drivers/mmc/host/sdhci-spear.c
> index fea8bf9..87a7009 100644
> --- a/drivers/mmc/host/sdhci-spear.c
> +++ b/drivers/mmc/host/sdhci-spear.c
> @@ -302,7 +302,7 @@ static int sdhci_suspend(struct device *dev)
>  
>  	ret = sdhci_suspend_host(host);
>  	if (!ret)
> -		clk_disable_unprepare(sdhci->clk);
> +		clk_disable(sdhci->clk);
>  
>  	return ret;
>  }
> @@ -313,7 +313,7 @@ static int sdhci_resume(struct device *dev)
>  	struct spear_sdhci *sdhci = dev_get_platdata(dev);
>  	int ret;
>  
> -	ret = clk_prepare_enable(sdhci->clk);
> +	ret = clk_enable(sdhci->clk);
>  	if (ret) {
>  		dev_dbg(dev, "Resume: Error enabling clock\n");
>  		return ret;

Thanks, pushed to mmc-next for 3.8.

- Chris.
-- 
Chris Ball   <cjb@laptop.org>   <http://printf.net/>
One Laptop Per Child

  reply	other threads:[~2012-11-26 15:45 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-08 15:09 [PATCH 1/2] mmc: sdhci-spear: Initialize sdhci clk to 50 MHz Viresh Kumar
2012-11-08 15:09 ` [PATCH 2/2] mmc: sdhci-spear: Don't call clk_{un}prepare() in suspend resume Viresh Kumar
2012-11-26 15:45   ` Chris Ball [this message]
2012-11-20  6:41 ` [PATCH 1/2] mmc: sdhci-spear: Initialize sdhci clk to 50 MHz Viresh Kumar
2012-11-26 15:04   ` Viresh Kumar
2012-11-26 15:09 ` Chris Ball
2012-11-26 15:10   ` Viresh Kumar
2012-11-26 15:44 ` Chris Ball

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