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| author | Evan Quan <evan.quan@amd.com> | 2019-10-22 21:20:36 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-25 16:50:10 -0400 |
| commit | 0525f29713bd9f645c1c0da85e66b799615c4c33 (patch) | |
| tree | 551579d63f0e02027a1107a9b1f0c114381e89c7 /drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | |
| parent | 664fe85a2d9283c30044d821c708860999c52f28 (diff) | |
| download | linux-0525f29713bd9f645c1c0da85e66b799615c4c33.tar.gz linux-0525f29713bd9f645c1c0da85e66b799615c4c33.tar.bz2 linux-0525f29713bd9f645c1c0da85e66b799615c4c33.zip | |
drm/amd/powerplay: skip unsupported clock limit settings on Arcturus V2
For Arcturus, clock limit settings on uclk/socclk/fclk domains
are not supported.
V2: simplify the code to support both SGPU and MGPU cases
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index 7b6047534b4f..f205f56e3358 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -2830,6 +2830,19 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev) DRM_ERROR("failed to create device file pp_dpm_sclk\n"); return ret; } + + /* Arcturus does not support standalone mclk/socclk/fclk level setting */ + if (adev->asic_type == CHIP_ARCTURUS) { + dev_attr_pp_dpm_mclk.attr.mode &= ~S_IWUGO; + dev_attr_pp_dpm_mclk.store = NULL; + + dev_attr_pp_dpm_socclk.attr.mode &= ~S_IWUGO; + dev_attr_pp_dpm_socclk.store = NULL; + + dev_attr_pp_dpm_fclk.attr.mode &= ~S_IWUGO; + dev_attr_pp_dpm_fclk.store = NULL; + } + ret = device_create_file(adev->dev, &dev_attr_pp_dpm_mclk); if (ret) { DRM_ERROR("failed to create device file pp_dpm_mclk\n"); |