RadeonSI also enables this, so:
Reviewed-by: Samuel Pitoiset <[email protected]>
On 01/24/2018 04:14 AM, Dave Airlie wrote:
From: Dave Airlie <[email protected]>
This was just found while reading for other stuff,
rc/core/hw/gfxip/gfx6/gfx6DepthStencilView.cpp.
Signed-off-by: Dave Airlie <[email protected]>
---
src/amd/vulkan/radv_pipeline.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 41a206a..62faa3e 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -714,6 +714,9 @@ radv_pipeline_init_depth_stencil_state(struct radv_pipeline
*pipeline,
S_028800_Z_WRITE_ENABLE(vkds->depthWriteEnable ? 1 : 0) |
S_028800_ZFUNC(vkds->depthCompareOp) |
S_028800_DEPTH_BOUNDS_ENABLE(vkds->depthBoundsTestEnable ? 1 : 0);
+
+ /* from amdvlk: For 4xAA and 8xAA need to decompress on flush
for better performance */
+ ds->db_render_override2 |=
S_028010_DECOMPRESS_Z_ON_FLUSH(attachment->samples > 2);
}
if (has_stencil_attachment && vkds->stencilTestEnable) {
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