On 31.07.2015 01:29, Marek Olšák wrote:
> From: Marek Olšák <marek.ol...@amd.com>
>
> Disabling the FP16 mode didn't help.
>
> If needed, we can use this trick for blits too, but not for scaled blits.
>
> + 4 piglits
> ---
> src/gallium/drivers/radeonsi/si_blit.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/drivers/radeonsi/si_blit.c
> b/src/gallium/drivers/radeonsi/si_blit.c
> index c892623..61ca2a8 100644
> --- a/src/gallium/drivers/radeonsi/si_blit.c
> +++ b/src/gallium/drivers/radeonsi/si_blit.c
> @@ -522,7 +522,9 @@ void si_resource_copy_region(struct pipe_context *ctx,
> src_box = &sbox;
>
> src_force_level = src_level;
> - } else if (!util_blitter_is_copy_supported(sctx->blitter, dst, src)) {
> + } else if (!util_blitter_is_copy_supported(sctx->blitter, dst, src) ||
> + /* also *8_SNORM has precision issues, use UNORM instead */
> + util_format_is_snorm(src->format)) {
> if (util_format_is_subsampled_422(src->format)) {
> src_templ.format = PIPE_FORMAT_R8G8B8A8_UINT;
> dst_templ.format = PIPE_FORMAT_R8G8B8A8_UINT;
>
Reviewed-by: Michel Dänzer <michel.daen...@amd.com>
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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