diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2020-11-20 09:53:55 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-11-24 12:04:43 -0500 |
| commit | 38d6be8199331e4739486156c74a64a8ece717a3 (patch) | |
| tree | 11cc1f75999334e3516417f2ff8d60a4edd5169b | |
| parent | 95666c6cfe9247610efbd68c228f0831d4c18a51 (diff) | |
drm/amdgpu: only register VGA devices with the VGA arbiter
We only need to arbitrate VGA access on VGA compatible devices.
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 5b5ca0e13848..79dd85f71fab 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3346,7 +3346,8 @@ int amdgpu_device_init(struct amdgpu_device *adev, /* if we have > 1 VGA cards, then disable the amdgpu VGA resources */ /* this will fail for cards that aren't VGA class devices, just * ignore it */ - vga_client_register(adev->pdev, adev, NULL, amdgpu_device_vga_set_decode); + if ((adev->pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA) + vga_client_register(adev->pdev, adev, NULL, amdgpu_device_vga_set_decode); if (amdgpu_device_supports_boco(ddev)) boco = true; @@ -3605,7 +3606,8 @@ void amdgpu_device_fini(struct amdgpu_device *adev) vga_switcheroo_unregister_client(adev->pdev); if (amdgpu_device_supports_boco(adev_to_drm(adev))) vga_switcheroo_fini_domain_pm_ops(adev->dev); - vga_client_register(adev->pdev, NULL, NULL, NULL); + if ((adev->pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA) + vga_client_register(adev->pdev, NULL, NULL, NULL); if (adev->rio_mem) pci_iounmap(adev->pdev, adev->rio_mem); adev->rio_mem = NULL; |