drm_pci_id_list_t
const drm_pci_id_list_t *id_entry; /* PCI ID, name, and chipset private */
int drm_probe_helper(device_t kdev, const drm_pci_id_list_t *idlist);
int drm_attach_helper(device_t kdev, const drm_pci_id_list_t *idlist,
drm_probe_helper(device_t kdev, const drm_pci_id_list_t *idlist)
const drm_pci_id_list_t *id_entry;
drm_attach_helper(device_t kdev, const drm_pci_id_list_t *idlist,
static const drm_pci_id_list_t *
drm_find_description(int vendor, int device, const drm_pci_id_list_t *idlist)