[PATCH 03/10] drm: mali-dp: Use __drm_atomic_helper_plane_reset instead of copying the logic

[Ayan Halder]

On Fri, Jul 20, 2018 at 10:15:02PM +0100, Alexandru Gheorghe wrote:
> Signed-off-by: Alexandru Gheorghe <alexandru-cosmin.gheorghe at arm.com>
> ---
>  drivers/gpu/drm/arm/malidp_planes.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
> index 29409a65d864..49c37f6dd63e 100644
> --- a/drivers/gpu/drm/arm/malidp_planes.c
> +++ b/drivers/gpu/drm/arm/malidp_planes.c
> @@ -78,11 +78,8 @@ static void malidp_plane_reset(struct drm_plane *plane)
>  	kfree(state);
>  	plane->state = NULL;
>  	state = kzalloc(sizeof(*state), GFP_KERNEL);
> -	if (state) {
> -		state->base.plane = plane;
> -		state->base.rotation = DRM_MODE_ROTATE_0;
> -		plane->state = &state->base;
> -	}
> +	if (state)
> +		__drm_atomic_helper_plane_reset(plane, &state->base);
>  }
>  
>  static struct
> -- 
> 2.18.0
>
A commit description like the following might be useful (though the
patch is a part of series) :-
Invoke a newly added drm atomic helper function
(__drm_atomic_helper_plane_reset) to reset the 'drm_plane_state' to
its default values for rotation, alpha and plane.

Otherwise, with my limited knowledge on DRM, this looks OK to me:-
Reviewed-by :- Ayan Kumar halder <ayan.halder at arm.com> 
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