diff options
| author | Ma Jun <Jun.Ma2@amd.com> | 2024-01-17 14:35:29 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-01-22 17:13:27 -0500 |
| commit | 42ffb3c396b5a51aab9568ed0032f38e4628c66a (patch) | |
| tree | 26b883fb14bb243545ce9d5a206f3509f84c5193 /drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | |
| parent | drm/amd/display: Promote DAL to 3.2.269 (diff) | |
| download | linux-42ffb3c396b5a51aab9568ed0032f38e4628c66a.tar.gz linux-42ffb3c396b5a51aab9568ed0032f38e4628c66a.zip | |
drm/amdgpu/pm: Fix the power source flag error
The power source flag should be updated when
[1] System receives an interrupt indicating that the power source
has changed.
[2] System resumes from suspend or runtime suspend
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index c16703868e5c..a54663f2e2ab 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -24,6 +24,7 @@ #include <linux/firmware.h> #include <linux/pci.h> +#include <linux/power_supply.h> #include <linux/reboot.h> #include "amdgpu.h" @@ -817,16 +818,8 @@ static int smu_late_init(void *handle) * handle the switch automatically. Driver involvement * is unnecessary. */ - if (!smu->dc_controlled_by_gpio) { - ret = smu_set_power_source(smu, - adev->pm.ac_power ? SMU_POWER_SOURCE_AC : - SMU_POWER_SOURCE_DC); - if (ret) { - dev_err(adev->dev, "Failed to switch to %s mode!\n", - adev->pm.ac_power ? "AC" : "DC"); - return ret; - } - } + adev->pm.ac_power = power_supply_is_system_supplied() > 0; + smu_set_ac_dc(smu); if ((amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 1)) || (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 3))) |