[PATCH v3 02/11] drm: Rename plane atomic_check state names

[Thomas Zimmermann]

Am 19.02.21 um 16:12 schrieb Maxime Ripard:
> Hi Thomas,
> 
> Thanks for your review!
> 
> On Fri, Feb 19, 2021 at 03:49:22PM +0100, Thomas Zimmermann wrote:
>>> diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
>>> index 075508051b5f..1873a155bb26 100644
>>> --- a/drivers/gpu/drm/imx/ipuv3-plane.c
>>> +++ b/drivers/gpu/drm/imx/ipuv3-plane.c
>>> @@ -337,12 +337,12 @@ static const struct drm_plane_funcs ipu_plane_funcs = {
>>>    };
>>>    static int ipu_plane_atomic_check(struct drm_plane *plane,
>>> -				  struct drm_plane_state *state)
>>> +				  struct drm_plane_state *new_state)
>>
>> This function uses a different naming convention then the others?
>>
>>>    {
>>>    	struct drm_plane_state *old_state = plane->state;
> 
> So, the function already had a variable named old_state, so I was
> actually trying to make the drivers consistent here: having one variable
> with old_state and new_plane_state felt weird.
> 
> The heuristic is thus to use the convention of the driver if one exists
> already, and if there's none pick new_plane_state.
> 
> It makes it indeed inconsistent across drivers, but it felt more natural
> to be consistent within a single driver.

Makes sense.

> 
> Maxime
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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