From: Lee Jones <lee.jones@linaro.org>
To: Javier Martinez Canillas <javier@osg.samsung.com>
Cc: linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
Tony Lindgren <tony@atomide.com>
Subject: Re: [PATCH 1/2] mfd: twl6040: Disable and unprepare clk32k in twl6040_power() error path
Date: Mon, 25 Apr 2016 17:18:29 +0100 [thread overview]
Message-ID: <20160425161829.GK2713@dell> (raw)
In-Reply-To: <1461165398-12289-1-git-send-email-javier@osg.samsung.com>
On Wed, 20 Apr 2016, Javier Martinez Canillas wrote:
> The clk32k clock is prepared and enabled in twl6040_power() but the clock
> is left enabled in case of an error while it should be disable/unprepared.
>
> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
> ---
>
> drivers/mfd/twl6040.c | 2 ++
> 1 file changed, 2 insertions(+)
Applied, thanks.
> diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c
> index 08a693cd38cc..4de92c16dfb8 100644
> --- a/drivers/mfd/twl6040.c
> +++ b/drivers/mfd/twl6040.c
> @@ -300,6 +300,7 @@ int twl6040_power(struct twl6040 *twl6040, int on)
> /* use automatic power-up sequence */
> ret = twl6040_power_up_automatic(twl6040);
> if (ret) {
> + clk_disable_unprepare(twl6040->clk32k);
> twl6040->power_count = 0;
> goto out;
> }
> @@ -307,6 +308,7 @@ int twl6040_power(struct twl6040 *twl6040, int on)
> /* use manual power-up sequence */
> ret = twl6040_power_up_manual(twl6040);
> if (ret) {
> + clk_disable_unprepare(twl6040->clk32k);
> twl6040->power_count = 0;
> goto out;
> }
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
prev parent reply other threads:[~2016-04-25 16:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-20 15:16 [PATCH 1/2] mfd: twl6040: Disable and unprepare clk32k in twl6040_power() error path Javier Martinez Canillas
2016-04-20 15:16 ` [PATCH 2/2] mfd: twl6040: Check clk_prepare_enable() return value in twl6040_power() Javier Martinez Canillas
2016-04-25 16:18 ` Lee Jones
2016-04-25 16:18 ` Lee Jones [this message]
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