diff options
| author | Christian König <[email protected]> | 2020-04-21 14:20:26 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2020-04-22 22:11:49 +0000 |
| commit | e09d40bdbac0e37a0179f4cd901e6422619a7ad2 (patch) | |
| tree | 36992c944b2618a8ee4907a7d7d86b3a365be034 /drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | |
| parent | drm/amdgpu: set error query ready after all IPs late init (diff) | |
| download | kernel-e09d40bdbac0e37a0179f4cd901e6422619a7ad2.tar.gz kernel-e09d40bdbac0e37a0179f4cd901e6422619a7ad2.zip | |
drm/amdgpu: change how we update mmRLC_SPM_MC_CNTL
In pp_one_vf mode avoid the extra overhead and read/write the
registers without the KIQ.
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Monk Liu <[email protected]>
Acked-by: Yintian Tao <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 40314aeddf17..212492244e33 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -7030,14 +7030,21 @@ static int gfx_v10_0_update_gfx_clock_gating(struct amdgpu_device *adev, static void gfx_v10_0_update_spm_vmid(struct amdgpu_device *adev, unsigned vmid) { - u32 data; + u32 reg, data; - data = RREG32_SOC15(GC, 0, mmRLC_SPM_MC_CNTL); + reg = SOC15_REG_OFFSET(GC, 0, mmRLC_SPM_MC_CNTL); + if (amdgpu_sriov_is_pp_one_vf(adev)) + data = RREG32_NO_KIQ(reg); + else + data = RREG32(reg); data &= ~RLC_SPM_MC_CNTL__RLC_SPM_VMID_MASK; data |= (vmid & RLC_SPM_MC_CNTL__RLC_SPM_VMID_MASK) << RLC_SPM_MC_CNTL__RLC_SPM_VMID__SHIFT; - WREG32_SOC15(GC, 0, mmRLC_SPM_MC_CNTL, data); + if (amdgpu_sriov_is_pp_one_vf(adev)) + WREG32_SOC15_NO_KIQ(GC, 0, mmRLC_SPM_MC_CNTL, data); + else + WREG32_SOC15(GC, 0, mmRLC_SPM_MC_CNTL, data); } static bool gfx_v10_0_check_rlcg_range(struct amdgpu_device *adev, |