From: Dave Airlie <airl...@redhat.com>
IF we don't have clear state (which gfx10 doesn't currently)
we will fix to reset the scissor. AMDVLK will leave it set
to something else.
Marek also has this fix for radeonsi pending.
---
src/amd/vulkan/si_cmd_buffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/amd/vulkan/si_cmd_buffer.c b/src/amd/vulkan/si_cmd_buffer.c
index 6fe447ef2e9..0efa169d674 100644
--- a/src/amd/vulkan/si_cmd_buffer.c
+++ b/src/amd/vulkan/si_cmd_buffer.c
@@ -202,7 +202,7 @@ si_emit_graphics(struct radv_physical_device
*physical_device,
/* CLEAR_STATE doesn't clear these correctly on certain generations.
* I don't know why. Deduced by trial and error.
*/
- if (physical_device->rad_info.chip_class <= GFX7) {
+ if (physical_device->rad_info.chip_class <= GFX7 ||
!physical_device->has_clear_state) {
radeon_set_context_reg(cs,
R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
radeon_set_context_reg(cs, R_028204_PA_SC_WINDOW_SCISSOR_TL,
S_028204_WINDOW_OFFSET_DISABLE(1));
--
2.21.0
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