Re: [PATCH] drm/arm/malidp: Consider rotation memory requirement in case of AFBC framebuffer

[Alexandru-Cosmin Gheorghe]

Hi Ayan,

On Fri, Nov 09, 2018 at 10:37:19AM +0000, Ayan Halder wrote:
> Rotation memory for layers is shared with AFBC decoder block. Thus one needs to
> calculate rotation memory requirement in case of AFBC framebuffer. This is
> used later to verify if it can be sufficed by the hardware rotation memory
> availibility.
> 
> Fixes: 66da13a ("drm/arm/malidp: Validate rotations for compressed/uncompressed framebuffers for each layer")

Reviewed-by: Alexandru Gheorghe <alexandru-cosmin.gheorghe@xxxxxxx>

> Signed-off-by: Ayan Kumar halder <ayan.halder@xxxxxxx>
> ---
>  drivers/gpu/drm/arm/malidp_planes.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
> index c9a6d3e..3f4dc64 100644
> --- a/drivers/gpu/drm/arm/malidp_planes.c
> +++ b/drivers/gpu/drm/arm/malidp_planes.c
> @@ -470,7 +470,7 @@ static int malidp_de_plane_check(struct drm_plane *plane,
>  	}
>  
>  	ms->rotmem_size = 0;
> -	if (state->rotation & MALIDP_ROTATED_MASK) {
> +	if ((state->rotation & MALIDP_ROTATED_MASK) || fb->modifier) {
>  		int val;
>  
>  		val = mp->hwdev->hw->rotmem_required(mp->hwdev, state->crtc_w,
> -- 
> 2.7.4
> 
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-- 
Cheers,
Alex G