diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/athub_v2_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/athub_v2_0.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c index 5b90efd6f6d0..3ac505d954c4 100644 --- a/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c @@ -36,9 +36,12 @@ athub_v2_0_update_medium_grain_clock_gating(struct amdgpu_device *adev, { uint32_t def, data; + if (!(adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) + return; + def = data = RREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL); - if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) + if (enable) data |= ATHUB_MISC_CNTL__CG_ENABLE_MASK; else data &= ~ATHUB_MISC_CNTL__CG_ENABLE_MASK; @@ -53,10 +56,13 @@ athub_v2_0_update_medium_grain_light_sleep(struct amdgpu_device *adev, { uint32_t def, data; + if (!((adev->cg_flags & AMD_CG_SUPPORT_MC_LS) && + (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))) + return; + def = data = RREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL); - if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) && - (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) + if (enable) data |= ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK; else data &= ~ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK; |