niansa-misc/linux
1
0
Fork 0
mirror of synced 2025-03-06 20:59:54 +01:00
Code Issues Projects Releases Packages Wiki Activity

drm/amdgpu/pm: look up current_level for asics without pm callback

Browse source 
For asics without a callback, use the current level rather than 0xff.
This can avoid an unnecesary forced level set on older asics when
set by the user.

Reviewed-by: Kevin Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2021-10-25 15:02:33 -04:00
parent 3ce51649cd
commit 9fac5799c8
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/gpu/drm/amd/pm/amdgpu_pm.c
View file

@ -310,7 +310,7 @@ static ssize_t amdgpu_set_power_dpm_force_performance_level(struct device *dev,
struct amdgpu_device *adev = drm_to_adev(ddev); struct amdgpu_device *adev = drm_to_adev(ddev);
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
enum amd_dpm_forced_level level; enum amd_dpm_forced_level level;
enum amd_dpm_forced_level current_level = 0xff; enum amd_dpm_forced_level current_level;
int ret = 0; int ret = 0;
if (amdgpu_in_reset(adev)) if (amdgpu_in_reset(adev))
@ -350,6 +350,8 @@ static ssize_t amdgpu_set_power_dpm_force_performance_level(struct device *dev,
if (pp_funcs->get_performance_level) if (pp_funcs->get_performance_level)
current_level = amdgpu_dpm_get_performance_level(adev); current_level = amdgpu_dpm_get_performance_level(adev);
else
current_level = adev->pm.dpm.forced_level;
if (current_level == level) { if (current_level == level) {
pm_runtime_mark_last_busy(ddev->dev); pm_runtime_mark_last_busy(ddev->dev);