diff options
| author |   Likun Gao <Likun.Gao@amd.com> | 2020-12-15 11:32:20 -0500 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-12-15 11:32:46 -0500 |
| commit | 9ca5b8a170d180889bec0424c27fdd2ee84d2d99 (patch) | |
| tree | e7fb8cf1b2791f0f6547e1a46e5b0432e7cb31dd /drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | |
| parent | drm/amdgpu/sdma5.2: soft reset sdma blocks before setup and start sdma (diff) | |
| download | linux-dev-9ca5b8a170d180889bec0424c27fdd2ee84d2d99.tar.xz linux-dev-9ca5b8a170d180889bec0424c27fdd2ee84d2d99.zip | |
drm/amdgpu: add judgement for suspend/resume sequence
S0ix only makes sense on APUs since they are part of the platform, so
only when the ASIC is APU should set amdgpu_acpi_is_s0ix_supported flag
to deal with the related situation.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c index 4f4fda53c08a..8155c54392c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c @@ -901,10 +901,12 @@ void amdgpu_acpi_fini(struct amdgpu_device *adev) * * returns true if supported, false if not. */ -bool amdgpu_acpi_is_s0ix_supported(void) +bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev) { - if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) - return true; + if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) { + if (adev->flags & AMD_IS_APU) + return true; + } return false; } |