That should add back pressure on the client.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/vega10_ih.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
index dd155a207fdd..c8525c29fc16 100644
--- a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
@@ -207,6 +207,8 @@ static int vega10_ih_irq_init(struct amdgpu_device *adev)
ih_rb_cntl = RREG32_SOC15(OSSSYS, 0, mmIH_RB_CNTL_RING1);
ih_rb_cntl = vega10_ih_rb_cntl(ih, ih_rb_cntl);
+ ih_rb_cntl = REG_SET_FIELD(ih_rb_cntl, IH_RB_CNTL_RING2,
+ WPTR_OVERFLOW_ENABLE, 0);
WREG32_SOC15(OSSSYS, 0, mmIH_RB_CNTL_RING2, ih_rb_cntl);
/* set rptr, wptr to 0 */
--
2.14.1
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