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drm/amdgpu: add judgement for suspend/resume sequence

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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>
This commit is contained in:
Likun Gao
2020-12-15 11:32:20 -05:00
committed by Alex Deucher
parent a9c210c1e5
commit 9ca5b8a170
3 changed files with 10 additions and 8 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -2650,7 +2650,7 @@ static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
{
int i, r;
if (!amdgpu_acpi_is_s0ix_supported() || amdgpu_in_reset(adev)) {
if (!amdgpu_acpi_is_s0ix_supported(adev) || amdgpu_in_reset(adev)) {
amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE);
amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE);
}
@@ -3710,7 +3710,7 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
amdgpu_fence_driver_suspend(adev);
if (!amdgpu_acpi_is_s0ix_supported() || amdgpu_in_reset(adev))
if (!amdgpu_acpi_is_s0ix_supported(adev) || amdgpu_in_reset(adev))
r = amdgpu_device_ip_suspend_phase2(adev);
else
amdgpu_gfx_state_change_set(adev, sGpuChangeState_D3Entry);
@@ -3744,7 +3744,7 @@ int amdgpu_device_resume(struct drm_device *dev, bool fbcon)
if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
return 0;
if (amdgpu_acpi_is_s0ix_supported())
if (amdgpu_acpi_is_s0ix_supported(adev))
amdgpu_gfx_state_change_set(adev, sGpuChangeState_D0Entry);
/* post card */