drm/amdgpu: always repost cards that support SR-IOV

Generally a good idea between VM sessions.  We need a way to
detect VM pass-through in general and always run asic_init in
that case.

Reviewed-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -1505,7 +1505,8 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 		amdgpu_atombios_has_gpu_virtualization_table(adev);
 
 	/* Post card if necessary */
-	if (!amdgpu_card_posted(adev)) {
+	if (!amdgpu_card_posted(adev) ||
+	    adev->virtualization.supports_sr_iov) {
 		if (!adev->bios) {
 			dev_err(adev->dev, "Card not posted and no BIOS - ignoring\n");
 			return -EINVAL;