drm/amdgpu: allow more APUs to do mode2 reset when go to S4
Skip mode2 reset only for IMU enabled APUs when do S4. This patch is to fix the regression issue https://gitlab.freedesktop.org/drm/amd/-/issues/2483 It is generated by commitb589626674
("drm/amdgpu: skip ASIC reset for APUs when go to S4"). Fixes:b589626674
("drm/amdgpu: skip ASIC reset for APUs when go to S4") Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2483 Tested-by: Yuan Perry <Perry.Yuan@amd.com> Signed-off-by: Tim Huang <tim.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org # 6.1.x
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@ -981,7 +981,12 @@ static bool amdgpu_atcs_pci_probe_handle(struct pci_dev *pdev)
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*/
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bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev)
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{
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if (adev->flags & AMD_IS_APU)
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if ((adev->flags & AMD_IS_APU) &&
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adev->gfx.imu.funcs) /* Not need to do mode2 reset for IMU enabled APUs */
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return false;
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if ((adev->flags & AMD_IS_APU) &&
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amdgpu_acpi_is_s3_active(adev))
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return false;
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if (amdgpu_sriov_vf(adev))
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