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authorSamuel Pitoiset <[email protected]>2018-10-29 11:37:03 +0100
committerSamuel Pitoiset <[email protected]>2018-11-01 08:49:15 +0100
commit9cbdcc86b7209d0022ca9c31668c4d38a9598e4b (patch)
tree73ad92aced1deec5209376e558628aec69d012fc /src/amd/vulkan
parent85010585cde02d58753cfdcb59ae70c7dbe6e847 (diff)
radv: set PA_SU_PRIM_FILTER_CNTL optimally
Ported from RadeonSI. It's always TRUE for CIK+ because RADV doesn't support 16 samples. Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/amd/vulkan')
-rw-r--r--src/amd/vulkan/radv_pipeline.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 1c258a1a936..bced19573c1 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -2782,6 +2782,15 @@ radv_pipeline_generate_multisample_state(struct radeon_cmdbuf *cs,
radeon_set_context_reg(cs, R_028804_DB_EQAA, ms->db_eqaa);
radeon_set_context_reg(cs, R_028A4C_PA_SC_MODE_CNTL_1, ms->pa_sc_mode_cntl_1);
+
+ /* The exclusion bits can be set to improve rasterization efficiency
+ * if no sample lies on the pixel boundary (-8 sample offset). It's
+ * currently always TRUE because the driver doesn't support 16 samples.
+ */
+ bool exclusion = pipeline->device->physical_device->rad_info.chip_class >= CIK;
+ radeon_set_context_reg(cs, R_02882C_PA_SU_PRIM_FILTER_CNTL,
+ S_02882C_XMAX_RIGHT_EXCLUSION(exclusion) |
+ S_02882C_YMAX_BOTTOM_EXCLUSION(exclusion));
}
static void