[PATCH v2 2/2] drm/exynos: remove unused 'activated' field from exynos_drm_plane

[Inki Dae]

On 2015년 04월 17일 17:23, Joonyoung Shim wrote:
> Hi Tobias,
> 
> On 04/17/2015 05:04 PM, Tobias Jakobi wrote:
>> Hello Joonyoung,
>>
>> On 2015-04-17 08:30, Joonyoung Shim wrote:
>>> Hi Tobias,
>>>
>>> On 04/16/2015 04:54 AM, Tobias Jakobi wrote:
>>>> No component of Exynos DRM uses this field. Perhaps it was
>>>> once meant to provide more fine-grained information in
>>>> addition to the status stored in the 'enabled' field.
>>>>
>>>> Reviewed-by: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
>>>> Signed-off-by: Tobias Jakobi <tjakobi at math.uni-bielefeld.de>
>>>> ---
>>>>  drivers/gpu/drm/exynos/exynos_drm_drv.h | 2 --
>>>>  1 file changed, 2 deletions(-)
>>>>
>>>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
>>>> index 6a849cf..4c14a89 100644
>>>> --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
>>>> +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
>>>> @@ -77,7 +77,6 @@ extern void exynos4412_qos(u8 tm, u8 ac);
>>>>   * @color_key: color key on or off.
>>>>   * @local_path: in case of lcd type, local path mode on or off.
>>>>   * @transparency: transparency on or off.
>>>> - * @activated: activated or not.
>>>>   * @enabled: enabled or not.
>>>>   * @resume: to resume or not.
>>>>   *
>>>> @@ -112,7 +111,6 @@ struct exynos_drm_plane {
>>>>      bool color_key:1;
>>>>      bool local_path:1;
>>>>      bool transparency:1;
>>>> -    bool activated:1;
>>>>      bool enabled:1;
>>>>      bool resume:1;
>>>>  };
>>>>
>>>
>>> The following fields also are unused in exynos drm driver,
>>> - default win, color_key, local_path, transparency
>> Yeah, looks like it. I just stumbled upon 'activated' because I was wondering what the difference between 'enabled' and 'activated' was. Grepping than revealed that nothing was using that field. I didn't check any other fields.
>>
> 
> Actually i don't know about activated field but i think maybe activated
> field and other fields seem be just reserved for any features later when
> exynos drm driver was posted first.

Exactly. These fields should be removed if they are not used anywhere.
They can be added again when used actually.

Thanks,
Inki Dae

> 
>> Also I just noticed that due to how git formats the patches, this one doesn't apply to any of Inki's branches (due to the 'extern void exynos4412_qos(u8 tm, u8 ac);' line).
>>
>> Should I respin this, and if yes, should I also drop the other fields mentioned? Question is more directed to Gustavo, since he's cleaning 'exynos_drm_plane' anyway.
>>
> 
> I think you can post patch based on latest branch(exynos-drm-next) of
> Inki with removing other fields.
> 
> Thanks.
> 
>>
>>> Inki, how about remove unused fields?
>>>
>>> Thanks.
>>
>>
>> With best wishes,
>> Tobias
>>
>>
>>
> 
>