hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

drm/amd/powerplay: create pp_od_clk_voltage device file under OD support 

Since pp_od_clk_voltage device file is for OD related sysfs operations.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2019-01-07 18:56:14 +08:00 committed by Alex Deucher
parent 8139d493da
commit 0624e145fb
1 changed files with 14 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
View File

@ -2008,6 +2008,7 @@ void amdgpu_pm_print_power_states(struct amdgpu_device *adev)
int amdgpu_pm_sysfs_init(struct amdgpu_device *adev) int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
{ {
struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
int ret; int ret;
if (adev->pm.sysfs_initialized) if (adev->pm.sysfs_initialized)
@ -2091,12 +2092,14 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
"pp_power_profile_mode\n"); "pp_power_profile_mode\n");
return ret; return ret;
} }
ret = device_create_file(adev->dev, if (hwmgr->od_enabled) {
&dev_attr_pp_od_clk_voltage); ret = device_create_file(adev->dev,
if (ret) { &dev_attr_pp_od_clk_voltage);
DRM_ERROR("failed to create device file " if (ret) {
"pp_od_clk_voltage\n"); DRM_ERROR("failed to create device file "
return ret; "pp_od_clk_voltage\n");
return ret;
}
} }
ret = device_create_file(adev->dev, ret = device_create_file(adev->dev,
&dev_attr_gpu_busy_percent); &dev_attr_gpu_busy_percent);
@ -2118,6 +2121,8 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev) void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev)
{ {
struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
if (adev->pm.dpm_enabled == 0) if (adev->pm.dpm_enabled == 0)
return; return;
@ -2138,8 +2143,9 @@ void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev)
device_remove_file(adev->dev, &dev_attr_pp_mclk_od); device_remove_file(adev->dev, &dev_attr_pp_mclk_od);
device_remove_file(adev->dev, device_remove_file(adev->dev,
&dev_attr_pp_power_profile_mode); &dev_attr_pp_power_profile_mode);
device_remove_file(adev->dev, if (hwmgr->od_enabled)
&dev_attr_pp_od_clk_voltage); device_remove_file(adev->dev,
&dev_attr_pp_od_clk_voltage);
device_remove_file(adev->dev, &dev_attr_gpu_busy_percent); device_remove_file(adev->dev, &dev_attr_gpu_busy_percent);
} }