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drm/amd: Explicitly check for GFXOFF to be enabled for s0ix

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If a user has disabled GFXOFF this may cause problems for the suspend
sequence.  Ensure that it is enabled in amdgpu_acpi_is_s0ix_active().

The system won't reach the deepest state but it also won't hang.

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello 2023-11-09 11:23:46 -06:00 committed by Alex Deucher
parent 1972642843
commit e4c44b1a19
1 changed files with 3 additions and 0 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
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@ -1497,6 +1497,9 @@ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev)
if (adev->asic_type < CHIP_RAVEN)
return false;
if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
return false;
/*
* If ACPI_FADT_LOW_POWER_S0 is not set in the FADT, it is generally
* risky to do any special firmware-related preparations for entering