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radv: set optimal OVERWRITE_COMBINER_WATERMARK on GFX9

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Ported from RadeonSI.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2018-11-12 09:46:14 +01:00
parent f70c5d31cd
commit 90d68858ed
2 changed files with 21 additions and 3 deletions
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3
src/amd/vulkan/si_cmd_buffer.c
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@@ -305,9 +305,6 @@ si_emit_graphics(struct radv_physical_device *physical_device,
if (physical_device->rad_info.chip_class >= VI) {
uint32_t vgt_tess_distribution;
radeon_set_context_reg(cs, R_028424_CB_DCC_CONTROL,
S_028424_OVERWRITE_COMBINER_MRT_SHARING_DISABLE(1) |
S_028424_OVERWRITE_COMBINER_WATERMARK(4));
vgt_tess_distribution = S_028B50_ACCUM_ISOLINE(32) |
S_028B50_ACCUM_TRI(11) |