From: Mario Limonciello <[email protected]> The power limit will be cached in smu->current_power_limit but if the ASIC goes into S3 this value won't be restored.
Restore the value during SMU resume. Signed-off-by: Mario Limonciello <[email protected]> --- drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index d79a1d94661a5..7537964c3c998 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -2175,6 +2175,12 @@ static int smu_resume(struct amdgpu_ip_block *ip_block) adev->pm.dpm_enabled = true; + if (smu->current_power_limit) { + ret = smu_set_power_limit(smu, smu->current_power_limit); + if (ret && ret != -EOPNOTSUPP) + return ret; + } + dev_info(adev->dev, "SMU is resumed successfully!\n"); return 0; -- 2.43.0
