Re: [PATCH RESEND] phy: exynos-mipi-video: simplify check for coupled phy status

From: Javier Martinez Canillas
Date: Tue Nov 08 2016 - 06:35:30 EST


Hello Marek,

On 11/08/2016 03:27 AM, Marek Szyprowski wrote:
> Hi Javier,
>
>
> On 2016-11-07 19:50, Javier Martinez Canillas wrote:
>> On 11/07/2016 07:48 AM, Marek Szyprowski wrote:
>>> There is no need to access regmap of coupled phy to check its state - such
>>> information is already in the phy device itself, so use it directly. This
>>> let us to avoid possible access to registers of the device in the disabled
>>> power domain if the coupled phy is already disabled.
>>>
>> Do you think this patch needs also go to stable?
>
> Nope, there is no such need, because the problem with potential power domain
> is specific for Exynos 5433, which is not yet merged to mainline.
>

Thanks for the clarification. It wasn't clear for me from the commit
message where did you face this issue.

>>> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
>>> Acked-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
>>> ---
>> Reviewed-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
>
> Best regards

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