[Mesa-dev] [PATCH 1/2] radv: enable/disable prediction for the DCC decompression pass

Samuel Pitoiset samuel.pitoiset at gmail.com
Wed Apr 18 12:34:54 UTC 2018


Performing a DCC decompression pass is currently pretty rare,
but using prediction allows the GPU to skip unnecessary passes.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/amd/vulkan/radv_meta_fast_clear.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/amd/vulkan/radv_meta_fast_clear.c b/src/amd/vulkan/radv_meta_fast_clear.c
index d5af7a1b0c..e702dc80a5 100644
--- a/src/amd/vulkan/radv_meta_fast_clear.c
+++ b/src/amd/vulkan/radv_meta_fast_clear.c
@@ -601,7 +601,7 @@ radv_emit_color_decompress(struct radv_cmd_buffer *cmd_buffer,
                pipeline = cmd_buffer->device->meta_state.fast_clear_flush.cmask_eliminate_pipeline;
 	}
 
-	if (!decompress_dcc && radv_image_has_dcc(image)) {
+	if (radv_image_has_dcc(image)) {
 		radv_emit_set_predication_state_from_image(cmd_buffer, image, true);
 		cmd_buffer->state.predicating = true;
 	}
@@ -667,7 +667,7 @@ radv_emit_color_decompress(struct radv_cmd_buffer *cmd_buffer,
 					&cmd_buffer->pool->alloc);
 
 	}
-	if (!decompress_dcc && radv_image_has_dcc(image)) {
+	if (radv_image_has_dcc(image)) {
 		cmd_buffer->state.predicating = false;
 		radv_emit_set_predication_state_from_image(cmd_buffer, image, false);
 	}
-- 
2.17.0



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