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radeonsi/gfx11: limit MSAA color buffers to the RGBA channel order

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Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16328>
This commit is contained in:
Marek Olšák 2022-04-01 21:47:03 -04:00 • committed by Marge Bot
parent 6531ec8922
commit 54d85700a1
1 changed files with 10 additions and 0 deletions
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10
src/gallium/drivers/radeonsi/si_state.c
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@ -2432,6 +2432,16 @@ static bool si_is_format_supported(struct pipe_screen *screen, enum pipe_format
if (sample_count > max_eqaa_samples || storage_sample_count > max_samples)
return false;
}
/* Gfx11: BGRA doesn't work with samples >= 4. Only allow R/0/1 to be the first
* component for simplicity.
*/
if (sscreen->info.chip_class >= GFX11 &&
!util_format_is_depth_or_stencil(format) &&
util_format_description(format)->swizzle[0] != PIPE_SWIZZLE_X &&
util_format_description(format)->swizzle[0] != PIPE_SWIZZLE_0 &&
util_format_description(format)->swizzle[0] != PIPE_SWIZZLE_1)
return false;
}
if (usage & (PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_SHADER_IMAGE)) {