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drm/amd/powerplay: add sys interface for pcie for smu

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Add sys interface for set/get PCIE info for SMU.
The related operate will do nothing as vega20 do not support it now.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Likun Gao
2019-01-18 12:53:27 +08:00
committed by Alex Deucher
parent 9a431038e3
commit dfbd118742
2 changed files with 12 additions and 2 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
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@@ -1004,7 +1004,9 @@ static ssize_t amdgpu_get_pp_dpm_pcie(struct device *dev,
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = ddev->dev_private;
if (adev->powerplay.pp_funcs->print_clock_levels)
if (is_support_sw_smu(adev))
return smu_print_clk_levels(&adev->smu, PP_PCIE, buf);
else if (adev->powerplay.pp_funcs->print_clock_levels)
return amdgpu_dpm_print_clock_levels(adev, PP_PCIE, buf);
else
return snprintf(buf, PAGE_SIZE, "\n");
@@ -1024,7 +1026,9 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
if (ret)
return ret;
if (adev->powerplay.pp_funcs->force_clock_level)
if (is_support_sw_smu(adev))
ret = smu_force_clk_levels(&adev->smu, PP_PCIE, mask);
else if (adev->powerplay.pp_funcs->force_clock_level)
ret = amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
if (ret)