[PATCH 4/7] etnaviv: apply non-alpha workaround to mask

[Russell King]

On Tue, Nov 22, 2016 at 12:44:17PM +0100, Lucas Stach wrote:
> This fixes a lot of rendercheck errors with non-alpha masks.

I never saw any, and I did run rendercheck.  I'd like more details
please than just this simple one-liner comment in the commit, such
as which GPU this has been noticed on.

> 
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  etnaviv/etnaviv_render.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/etnaviv/etnaviv_render.c b/etnaviv/etnaviv_render.c
> index d547aefe5c1e..d9feeee55c61 100644
> --- a/etnaviv/etnaviv_render.c
> +++ b/etnaviv/etnaviv_render.c
> @@ -688,6 +688,11 @@ static int etnaviv_accel_composite_masked(PicturePtr pSrc, PicturePtr pMask,
>  	dump_vPix(etnaviv, vMask, 1, "A-MASK%2.2x-%p", op, pMask);
>  #endif
>  
> +	if (etnaviv_workaround_nonalpha(vMask)) {
> +		mask_op.alpha_mode |= VIVS_DE_ALPHA_MODES_GLOBAL_SRC_ALPHA_MODE_GLOBAL;
> +		mask_op.src_alpha = 255;
> +	}
> +
>  	/*
>  	 * Blend the source (in the temporary pixmap) with the mask
>  	 * via a InReverse op.
> -- 
> 2.10.2
> 

-- 
Russell King