5 files changed, 13 insertions, 24 deletions

diff --git a/drivers/gpu/drm/virtio/virtgpu_drm_bus.c b/drivers/gpu/drm/virtio/virtgpu_drm_bus.c
index 49e5996cb9f2..3b97d50fd392 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drm_bus.c
+++ b/drivers/gpu/drm/virtio/virtgpu_drm_bus.c
@@ -28,16 +28,6 @@
 
 #include "virtgpu_drv.h"
 
-int drm_virtio_set_busid(struct drm_device *dev, struct drm_master *master)
-{
-	struct pci_dev *pdev = dev->pdev;
-
-	if (pdev) {
-		return drm_pci_set_busid(dev, master);
-	}
-	return 0;
-}
-
 static void virtio_pci_kick_out_firmware_fb(struct pci_dev *pci_dev)
 {
 	struct apertures_struct *ap;
@@ -71,13 +61,22 @@ int drm_virtio_init(struct drm_driver *driver, struct virtio_device *vdev)
 
 	if (strcmp(vdev->dev.parent->bus->name, "pci") == 0) {
 		struct pci_dev *pdev = to_pci_dev(vdev->dev.parent);
+		const char *pname = dev_name(&pdev->dev);
 		bool vga = (pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA;
+		char unique[20];
 
-		DRM_INFO("pci: %s detected\n",
-			 vga ? "virtio-vga" : "virtio-gpu-pci");
+		DRM_INFO("pci: %s detected at %s\n",
+			 vga ? "virtio-vga" : "virtio-gpu-pci",
+			 pname);
 		dev->pdev = pdev;
 		if (vga)
 			virtio_pci_kick_out_firmware_fb(pdev);
+
+		snprintf(unique, sizeof(unique), "pci:%s", pname);
+		ret = drm_dev_set_unique(dev, unique);
+		if (ret)
+			goto err_free;
+
 	}
 
 	ret = drm_dev_register(dev, 0);
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c
index 5820b7020ae5..d82489815096 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.c
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.c
@@ -108,16 +108,13 @@ static const struct file_operations virtio_gpu_driver_fops = {
 	.read = drm_read,
 	.unlocked_ioctl	= drm_ioctl,
 	.release = drm_release,
-#ifdef CONFIG_COMPAT
 	.compat_ioctl = drm_compat_ioctl,
-#endif
 	.llseek = noop_llseek,
 };
 
 
 static struct drm_driver driver = {
 	.driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME | DRIVER_RENDER | DRIVER_ATOMIC,
-	.set_busid = drm_virtio_set_busid,
 	.load = virtio_gpu_driver_load,
 	.unload = virtio_gpu_driver_unload,
 	.open = virtio_gpu_driver_open,
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index ec1ebdcfe80b..08906c8ce3fa 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -49,7 +49,6 @@
 #define DRIVER_PATCHLEVEL 1
 
 /* virtgpu_drm_bus.c */
-int drm_virtio_set_busid(struct drm_device *dev, struct drm_master *master);
 int drm_virtio_init(struct drm_driver *driver, struct virtio_device *vdev);
 
 struct virtio_gpu_object {
diff --git a/drivers/gpu/drm/virtio/virtgpu_fb.c b/drivers/gpu/drm/virtio/virtgpu_fb.c
index 2242a80866a9..dd21f950e129 100644
--- a/drivers/gpu/drm/virtio/virtgpu_fb.c
+++ b/drivers/gpu/drm/virtio/virtgpu_fb.c
@@ -200,16 +200,10 @@ static void virtio_gpu_3d_imageblit(struct fb_info *info,
 
 static struct fb_ops virtio_gpufb_ops = {
 	.owner = THIS_MODULE,
-	.fb_check_var = drm_fb_helper_check_var,
-	.fb_set_par = drm_fb_helper_set_par, /* TODO: copy vmwgfx */
+	DRM_FB_HELPER_DEFAULT_OPS,
 	.fb_fillrect = virtio_gpu_3d_fillrect,
 	.fb_copyarea = virtio_gpu_3d_copyarea,
 	.fb_imageblit = virtio_gpu_3d_imageblit,
-	.fb_pan_display = drm_fb_helper_pan_display,
-	.fb_blank = drm_fb_helper_blank,
-	.fb_setcmap = drm_fb_helper_setcmap,
-	.fb_debug_enter = drm_fb_helper_debug_enter,
-	.fb_debug_leave = drm_fb_helper_debug_leave,
 };
 
 static int virtio_gpu_vmap_fb(struct virtio_gpu_device *vgdev,
diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 5a0f8a745b9d..974f9410474b 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -75,7 +75,7 @@ void virtio_gpu_cursor_ack(struct virtqueue *vq)
 int virtio_gpu_alloc_vbufs(struct virtio_gpu_device *vgdev)
 {
 	struct virtio_gpu_vbuffer *vbuf;
-	int i, size, count = 0;
+	int i, size, count = 16;
 	void *ptr;
 
 	INIT_LIST_HEAD(&vgdev->free_vbufs);