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Commit faefba95 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: just suspend the hw on pci shutdown 

We can't just reuse pci_remove as there may be userspace still
doing things.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98638
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97980


Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Reported-and-tested-by: default avatarMike Lothian <mike@fireburn.co.uk>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ab7cd8d8

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+1 −0
Original line number Diff line number Diff line
@@ -2472,6 +2472,7 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev, 
				 struct drm_file *file_priv);

void amdgpu_driver_preclose_kms(struct drm_device *dev,

				struct drm_file *file_priv);

int amdgpu_suspend(struct amdgpu_device *adev);

int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);

int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);

u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+1 −1
Original line number Diff line number Diff line
@@ -1493,7 +1493,7 @@ static int amdgpu_fini(struct amdgpu_device *adev) 
	return 0;

}



static int amdgpu_suspend(struct amdgpu_device *adev)

int amdgpu_suspend(struct amdgpu_device *adev)

{

	int i, r;

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

+4 −1
Original line number Diff line number Diff line
@@ -479,12 +479,15 @@ amdgpu_pci_remove(struct pci_dev *pdev) 
static void

amdgpu_pci_shutdown(struct pci_dev *pdev)

{

	struct drm_device *dev = pci_get_drvdata(pdev);

	struct amdgpu_device *adev = dev->dev_private;



	/* if we are running in a VM, make sure the device

	 * torn down properly on reboot/shutdown.

	 * unfortunately we can't detect certain

	 * hypervisors so just do this all the time.

	 */

	amdgpu_pci_remove(pdev);

	amdgpu_suspend(adev);

}



static int amdgpu_pmops_suspend(struct device *dev)