drm_pci_free
drm_pci_free(dev, entry->seglist[i]);
drm_pci_free(dev, dma->bufs[i].seglist[j]);
EXPORT_SYMBOL(drm_pci_free);
drm_pci_free(obj->base.dev, phys);
drm_pci_free(obj->base.dev, obj->phys_handle);
void drm_pci_free(struct drm_device *dev, struct drm_dma_handle * dmah);
drm_pci_free(rdev->ddev, rdev->dummy_page.dmah);