gallium/radeon: add separate stencil level dirty flags

We will only do depth-only or stencil-only decompress blits, whichever is
needed by textures, instead of always doing both.

Reviewed-by: Michel Dänzer <[email protected]>

2 files changed, 5 insertions, 2 deletions

diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index a5caa0dac2b..6169c5b719b 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -3375,11 +3375,11 @@ static void evergreen_dma_copy(struct pipe_context *ctx,
 	}
 
 	if (src->format != dst->format || src_box->depth > 1 ||
-	    rdst->dirty_level_mask != 0) {
+	    (rdst->dirty_level_mask | rdst->stencil_dirty_level_mask) & (1 << dst_level)) {
 		goto fallback;
 	}
 
-	if (rsrc->dirty_level_mask) {
+	if (rsrc->dirty_level_mask & (1 << src_level)) {
 		ctx->flush_resource(ctx, src);
 	}
 
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index a16f1c25dcb..178005a8574 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -1779,6 +1779,9 @@ static void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info
 		struct r600_texture *rtex = (struct r600_texture *)surf->texture;
 
 		rtex->dirty_level_mask |= 1 << surf->u.tex.level;
+
+		if (rtex->surface.flags & RADEON_SURF_SBUFFER)
+			rtex->stencil_dirty_level_mask |= 1 << surf->u.tex.level;
 	}
 	if (rctx->framebuffer.compressed_cb_mask) {
 		struct pipe_surface *surf;