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radeonsi/gfx10: disable DCC with MSAA

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It was only enabled for 2x MSAA anyway.

Acked-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Marek Olšák
2019-06-05 01:37:01 -04:00
parent 6920f09f4b
commit 51db950419
1 changed files with 6 additions and 1 deletions
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src/gallium/drivers/radeonsi/si_texture.c
+6 -1
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@@ -289,10 +289,15 @@ static int si_init_surface(struct si_screen *sscreen,
flags |= RADEON_SURF_DISABLE_DCC;
/* GFX9: DCC clear for 4x and 8x MSAA textures unimplemented. */
if (sscreen->info.chip_class >= GFX9 &&
if (sscreen->info.chip_class == GFX9 &&
ptex->nr_storage_samples >= 4)
flags |= RADEON_SURF_DISABLE_DCC;
/* TODO: GFX10: DCC causes corruption with MSAA. */
if (sscreen->info.chip_class >= GFX10 &&
ptex->nr_storage_samples >= 2)
flags |= RADEON_SURF_DISABLE_DCC;
if (ptex->bind & PIPE_BIND_SCANOUT || is_scanout) {
/* This should catch bugs in gallium users setting incorrect flags. */
assert(ptex->nr_samples <= 1 &&