From: Marek Olšák <marek.ol...@amd.com>
Cc: 18.1 <mesa-sta...@lists.freedesktop.org>
---
src/gallium/drivers/radeonsi/si_texture.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/gallium/drivers/radeonsi/si_texture.c
b/src/gallium/drivers/radeonsi/si_texture.c
index b46208be252..05d5d1b8a6d 100644
--- a/src/gallium/drivers/radeonsi/si_texture.c
+++ b/src/gallium/drivers/radeonsi/si_texture.c
@@ -266,20 +266,25 @@ static int si_init_surface(struct si_screen *sscreen,
if (is_stencil)
flags |= RADEON_SURF_SBUFFER;
}
if (sscreen->info.chip_class >= VI &&
(ptex->flags & SI_RESOURCE_FLAG_DISABLE_DCC ||
ptex->format == PIPE_FORMAT_R9G9B9E5_FLOAT ||
(ptex->nr_samples >= 2 && !sscreen->dcc_msaa_allowed)))
flags |= RADEON_SURF_DISABLE_DCC;
+ /* Stoney: 128bpp MSAA textures randomly fail piglit tests with DCC. */
+ if (sscreen->info.family == CHIP_STONEY &&
+ bpe == 16 && ptex->nr_samples >= 2)
+ flags |= RADEON_SURF_DISABLE_DCC;
+
/* VI: DCC clear for 4x and 8x MSAA array textures unimplemented. */
if (sscreen->info.chip_class == VI &&
num_color_samples >= 4 &&
ptex->array_size > 1)
flags |= RADEON_SURF_DISABLE_DCC;
/* GFX9: DCC clear for 4x and 8x MSAA textures unimplemented. */
if (sscreen->info.chip_class >= GFX9 &&
num_color_samples >= 4)
flags |= RADEON_SURF_DISABLE_DCC;
--
2.17.1
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