[PATCH 2/7] etnaviv: fix XV resize for UYVY source format

[Russell King]

On Tue, Nov 22, 2016 at 12:44:15PM +0100, Lucas Stach wrote:
> It seems the video blitter doesn't like to blit from one YUV
> format to another and writes out a fully cleared buffer in
> that case.

Which GPU?  It works for me on GC600 and GC320, and it's explicitly
mentioned in the available GC320 documentation that the format we're
using is specifically supported for this use.

> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  etnaviv/etnaviv_xv.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/etnaviv/etnaviv_xv.c b/etnaviv/etnaviv_xv.c
> index 081c12abf1e2..23a76f3b989b 100644
> --- a/etnaviv/etnaviv_xv.c
> +++ b/etnaviv/etnaviv_xv.c
> @@ -426,7 +426,10 @@ static int etnaviv_configure_format(struct etnaviv_xv_priv *priv,
>  		priv->stage1_format.tile = 1;
>  		priv->stage1_pitch = etnaviv_tile_pitch(width, bpp);
>  	} else if (VIV_FEATURE(etnaviv->conn, chipMinorFeatures0, 2DPE20)) {
> -		priv->stage1_format = fmt_yuy2;
> +		if (priv->source_format.format == DE_FORMAT_UYVY)
> +			priv->stage1_format = fmt_uyvy;
> +		else
> +			priv->stage1_format = fmt_yuy2;
>  		priv->stage1_pitch = etnaviv_pitch(width, 16);
>  	} else {
>  		priv->stage1_format = vPix->format;
> -- 
> 2.10.2
> 

-- 
Russell King