linux-kernel - Re: [PATCH 2/2] mmc: sdhci-spear: Don't call clk

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Message-ID: <87fw3w9xlz.fsf@octavius.laptop.org>
Date:	Mon, 26 Nov 2012 10:45:28 -0500
From:	Chris Ball <cjb@...top.org>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
	spear-devel@...t.st.com
Subject: Re: [PATCH 2/2] mmc: sdhci-spear: Don't call clk_{un}prepare() in suspend resume

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@...aro.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@...top.org>   <http://printf.net/>
One Laptop Per Child
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