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drm/amd/powerplay: implement power_dpm_state sys interface for SMU11

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Add functions to get/set dpm state for SMU11.

Signed-off-by: Chengming Gui <Jack.Gui@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Kevin Wang <kevin.wang@amd.com>
Reviewd-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chengming Gui
2019-01-04 17:42:09 +08:00
committed by Alex Deucher
parent ad88f0517b
commit 8554e67d6e
5 changed files with 175 additions and 1 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
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@@ -290,6 +290,12 @@ enum amdgpu_pcie_gen {
#define amdgpu_dpm_get_current_power_state(adev) \
((adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle))
#define amdgpu_smu_get_current_power_state(adev) \
((adev)->smu.ppt_funcs->get_current_power_state(&((adev)->smu)))
#define amdgpu_smu_set_power_state(adev) \
((adev)->smu.ppt_funcs->set_power_state(&((adev)->smu)))
#define amdgpu_dpm_get_pp_num_states(adev, data) \
((adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data))

4
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
View File

@@ -144,7 +144,9 @@ static ssize_t amdgpu_get_dpm_state(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
enum amd_pm_state_type pm;
if (adev->powerplay.pp_funcs->get_current_power_state)
if (adev->smu.ppt_funcs->get_current_power_state)
pm = amdgpu_smu_get_current_power_state(adev);
else if (adev->powerplay.pp_funcs->get_current_power_state)
pm = amdgpu_dpm_get_current_power_state(adev);
else
pm = adev->pm.dpm.user_state;