[PATCH v2 2/2] [media] exynos-gsc: Only reset the GSC HW on probe() if !CONFIG_PM

Javier Martinez Canillas javier at osg.samsung.com
Fri Jan 20 02:14:06 PST 2017


Hello,

On 01/19/2017 07:36 PM, Javier Martinez Canillas wrote:
> Commit 15f90ab57acc ("[media] exynos-gsc: Make driver functional when
> CONFIG_PM is unset") removed the implicit dependency that the driver
> had with CONFIG_PM, since it relied on the config option to be enabled.
> 
> In order to work with !CONFIG_PM, the GSC reset logic that happens in
> the runtime resume callback had to be executed on the probe function.
> 
> But there's no need to do this if CONFIG_PM is enabled, since in this
> case the runtime PM resume callback will be called by VIDIOC_STREAMON
> ioctl, so the resume handler will call the GSC HW reset function.
> 
> Signed-off-by: Javier Martinez Canillas <javier at osg.samsung.com>
> 

Please ignore this patch as suggested by Marek in other thread.

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America



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