diff options
| author | Christian König <christian.koenig@amd.com> | 2019-02-27 14:54:23 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-03-19 21:36:58 +0100 |
| commit | 0133690e0d080a12d65fb8845cf42d381e6175ab (patch) | |
| tree | dffa8369c622a47e08a49d71a1e245278146b777 /drivers/gpu/drm/amd/amdgpu/vega10_ih.c | |
| parent | drm/amdgpu: Only clear dumb buffers if ring is enabled (diff) | |
| download | linux-0133690e0d080a12d65fb8845cf42d381e6175ab.tar.xz linux-0133690e0d080a12d65fb8845cf42d381e6175ab.zip | |
drm/amdgpu: change Vega IH ring 1 config
Disable overflow and enable full drain. This makes fault handling on ring 1
much more reliable since we don't generate back pressure any more.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vega10_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vega10_ih.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c index 6d1f804277f8..d4a3cc413af8 100644 --- a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c @@ -203,6 +203,10 @@ 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, + WPTR_OVERFLOW_ENABLE, 0); + ih_rb_cntl = REG_SET_FIELD(ih_rb_cntl, IH_RB_CNTL, + RB_FULL_DRAIN_ENABLE, 1); WREG32_SOC15(OSSSYS, 0, mmIH_RB_CNTL_RING1, ih_rb_cntl); /* set rptr, wptr to 0 */ |