From: Eric Huang <JinHuiEric.Huang@xxxxxxx>
This extends dpm clock level selection to the non-powerplay code paths.
This interface can be used to select individual clock levels.
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Eric Huang <JinHuiEric.Huang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 50 ++++++++++++++++++++++------------
2 files changed, 34 insertions(+), 18 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 367dbc4..49ba233 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1560,6 +1560,8 @@ struct amdgpu_dpm_funcs {
u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
+ int (*force_clock_level)(struct amdgpu_device *adev, enum pp_clock_type type, uint32_t mask);
+ int (*print_clock_levels)(struct amdgpu_device *adev, enum pp_clock_type type, char *buf);
};
struct amdgpu_dpm {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index d2e4ae9..7b78856 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -349,6 +349,8 @@ static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev,
if (adev->pp_enabled)
size = amdgpu_dpm_print_clock_levels(adev, PP_SCLK, buf);
+ else if (adev->pm.funcs->print_clock_levels)
+ size = adev->pm.funcs->print_clock_levels(adev, PP_SCLK, buf);
return size;
}
@@ -379,6 +381,8 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
if (adev->pp_enabled)
amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
+ else if (adev->pm.funcs->force_clock_level)
+ adev->pm.funcs->force_clock_level(adev, PP_SCLK, mask);
fail:
return count;
}
@@ -393,6 +397,8 @@ static ssize_t amdgpu_get_pp_dpm_mclk(struct device *dev,
if (adev->pp_enabled)
size = amdgpu_dpm_print_clock_levels(adev, PP_MCLK, buf);
+ else if (adev->pm.funcs->print_clock_levels)
+ size = adev->pm.funcs->print_clock_levels(adev, PP_MCLK, buf);
return size;
}
@@ -423,6 +429,8 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
if (adev->pp_enabled)
amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
+ else if (adev->pm.funcs->force_clock_level)
+ adev->pm.funcs->force_clock_level(adev, PP_MCLK, mask);
fail:
return count;
}
@@ -437,6 +445,8 @@ static ssize_t amdgpu_get_pp_dpm_pcie(struct device *dev,
if (adev->pp_enabled)
size = amdgpu_dpm_print_clock_levels(adev, PP_PCIE, buf);
+ else if (adev->pm.funcs->print_clock_levels)
+ size = adev->pm.funcs->print_clock_levels(adev, PP_PCIE, buf);
return size;
}
@@ -467,6 +477,8 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
if (adev->pp_enabled)
amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
+ else if (adev->pm.funcs->force_clock_level)
+ adev->pm.funcs->force_clock_level(adev, PP_PCIE, mask);
fail:
return count;
}
@@ -1153,27 +1165,29 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
DRM_ERROR("failed to create device file pp_table\n");
return ret;
}
- ret = device_create_file(adev->dev, &dev_attr_pp_dpm_sclk);
- if (ret) {
- DRM_ERROR("failed to create device file pp_dpm_sclk\n");
- return ret;
- }
- ret = device_create_file(adev->dev, &dev_attr_pp_dpm_mclk);
- if (ret) {
- DRM_ERROR("failed to create device file pp_dpm_mclk\n");
- return ret;
- }
- ret = device_create_file(adev->dev, &dev_attr_pp_dpm_pcie);
- if (ret) {
- DRM_ERROR("failed to create device file pp_dpm_pcie\n");
- return ret;
- }
ret = device_create_file(adev->dev, &dev_attr_pp_sclk_od);
if (ret) {
DRM_ERROR("failed to create device file pp_sclk_od\n");
return ret;
}
}
+
+ ret = device_create_file(adev->dev, &dev_attr_pp_dpm_sclk);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_dpm_sclk\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_dpm_mclk);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_dpm_mclk\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_dpm_pcie);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_dpm_pcie\n");
+ return ret;
+ }
+
ret = amdgpu_debugfs_pm_init(adev);
if (ret) {
DRM_ERROR("Failed to register debugfs file for dpm!\n");
@@ -1196,11 +1210,11 @@ void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev)
device_remove_file(adev->dev, &dev_attr_pp_cur_state);
device_remove_file(adev->dev, &dev_attr_pp_force_state);
device_remove_file(adev->dev, &dev_attr_pp_table);
- device_remove_file(adev->dev, &dev_attr_pp_dpm_sclk);
- device_remove_file(adev->dev, &dev_attr_pp_dpm_mclk);
- device_remove_file(adev->dev, &dev_attr_pp_dpm_pcie);
device_remove_file(adev->dev, &dev_attr_pp_sclk_od);
}
+ device_remove_file(adev->dev, &dev_attr_pp_dpm_sclk);
+ device_remove_file(adev->dev, &dev_attr_pp_dpm_mclk);
+ device_remove_file(adev->dev, &dev_attr_pp_dpm_pcie);
}
void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
--
2.5.5
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