[Mesa-dev] [PATCH v2 2/7] radeonsi: Disable operations that do not work with DCC.

[Bas Nieuwenhuizen]

Signed-off-by: Bas Nieuwenhuizen <b...@basnieuwenhuizen.nl>
---
 src/gallium/drivers/radeon/r600_texture.c | 5 +++++
 src/gallium/drivers/radeonsi/cik_sdma.c   | 3 ++-
 src/gallium/drivers/radeonsi/si_blit.c    | 3 ++-
 src/gallium/drivers/radeonsi/si_dma.c     | 3 ++-
 4 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/radeon/r600_texture.c 
b/src/gallium/drivers/radeon/r600_texture.c
index fffb9ef..c2a692c 100644
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -1290,6 +1290,11 @@ void evergreen_do_fast_color_clear(struct 
r600_common_context *rctx,
                        continue;
                }
 
+               /* CMASK clear does not work for DCC compressed textures */
+               if (tex->surface.dcc_enabled) {
+                       continue;
+               }
+
                /* ensure CMASK is enabled */
                r600_texture_alloc_cmask_separate(rctx->screen, tex);
                if (tex->cmask.size == 0) {
diff --git a/src/gallium/drivers/radeonsi/cik_sdma.c 
b/src/gallium/drivers/radeonsi/cik_sdma.c
index 6454b8c..25fd09a 100644
--- a/src/gallium/drivers/radeonsi/cik_sdma.c
+++ b/src/gallium/drivers/radeonsi/cik_sdma.c
@@ -242,7 +242,8 @@ void cik_sdma_copy(struct pipe_context *ctx,
 
        if (src->format != dst->format ||
            rdst->surface.nsamples > 1 || rsrc->surface.nsamples > 1 ||
-           (rdst->dirty_level_mask | rdst->stencil_dirty_level_mask) & (1 << 
dst_level)) {
+           (rdst->dirty_level_mask | rdst->stencil_dirty_level_mask) & (1 << 
dst_level) ||
+           rdst->surface.dcc_enabled || rsrc->surface.dcc_enabled) {
                goto fallback;
        }
 
diff --git a/src/gallium/drivers/radeonsi/si_blit.c 
b/src/gallium/drivers/radeonsi/si_blit.c
index d5c5db3..120ec7f 100644
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -675,7 +675,8 @@ static bool do_hardware_msaa_resolve(struct pipe_context 
*ctx,
            info->src.box.depth == 1 &&
            dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
            !(dst->surface.flags & RADEON_SURF_SCANOUT) &&
-           (!dst->cmask.size || !dst->dirty_level_mask) /* dst cannot be 
fast-cleared */) {
+           (!dst->cmask.size || !dst->dirty_level_mask) && /* dst cannot be 
fast-cleared */
+           !dst->surface.dcc_enabled) {
                si_blitter_begin(ctx, SI_COLOR_RESOLVE |
                                 (info->render_condition_enable ? 0 : 
SI_DISABLE_RENDER_COND));
                util_blitter_custom_resolve_color(sctx->blitter,
diff --git a/src/gallium/drivers/radeonsi/si_dma.c 
b/src/gallium/drivers/radeonsi/si_dma.c
index 31b0b41..73c026c 100644
--- a/src/gallium/drivers/radeonsi/si_dma.c
+++ b/src/gallium/drivers/radeonsi/si_dma.c
@@ -248,7 +248,8 @@ void si_dma_copy(struct pipe_context *ctx,
        if (src->format != dst->format || src_box->depth > 1 ||
            (rdst->dirty_level_mask | rdst->stencil_dirty_level_mask) & (1 << 
dst_level) ||
            rdst->cmask.size || rdst->fmask.size ||
-           rsrc->cmask.size || rsrc->fmask.size) {
+           rsrc->cmask.size || rsrc->fmask.size ||
+           rdst->surface.dcc_enabled || rsrc->surface.dcc_enabled) {
                goto fallback;
        }
 
-- 
2.5.3

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