drm/virtio: use simpler remove_conflicting_pci_framebuffers()

#include "virtgpu_drv.h"

static void virtio_pci_kick_out_firmware_fb(struct pci_dev *pci_dev)

{

	struct apertures_struct *ap;

	bool primary;

	ap = alloc_apertures(1);

	if (!ap)

		return;

	ap->ranges[0].base = pci_resource_start(pci_dev, 0);

	ap->ranges[0].size = pci_resource_len(pci_dev, 0);

	primary = pci_dev->resource[PCI_ROM_RESOURCE].flags

		& IORESOURCE_ROM_SHADOW;

	drm_fb_helper_remove_conflicting_framebuffers(ap, "virtiodrmfb", primary);

	kfree(ap);

}

int drm_virtio_init(struct drm_driver *driver, struct virtio_device *vdev)

{

	struct drm_device *dev;

			 pname);

		dev->pdev = pdev;

		if (vga)

			virtio_pci_kick_out_firmware_fb(pdev);

			drm_fb_helper_remove_conflicting_pci_framebuffers(pdev,

									  0,

									  "virtiodrmfb");

		snprintf(unique, sizeof(unique), "pci:%s", pname);

		ret = drm_dev_set_unique(dev, unique);