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drm/amdgpu: fix the hibernation suspend with s0ix

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During system hibernation suspend still need un-gate gfx CG/PG firstly to handle HW
status check before HW resource destory.

Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Prike Liang 2021-03-09 09:34:00 +08:00 committed by Alex Deucher
parent d27ce83fa4
commit 9aa26019c1
1 changed files with 6 additions and 2 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -2678,7 +2678,7 @@ static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
{
int i, r;
if (adev->in_poweroff_reboot_com ||
if (adev->in_poweroff_reboot_com || adev->in_hibernate ||
!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);
@ -3742,7 +3742,11 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
amdgpu_fence_driver_suspend(adev);
if (adev->in_poweroff_reboot_com ||
/*
* TODO: Need figure out the each GNB IP idle off dependency and then
* improve the AMDGPU suspend/resume sequence for system-wide Sx entry/exit.
*/
if (adev->in_poweroff_reboot_com || adev->in_hibernate ||
!amdgpu_acpi_is_s0ix_supported(adev) || amdgpu_in_reset(adev))
r = amdgpu_device_ip_suspend_phase2(adev);
else