13 	struct vfio_cdx_device *vdev =  in vfio_cdx_open_device()  local
14 		container_of(core_vdev, struct vfio_cdx_device, vdev);  in vfio_cdx_open_device()
19 	vdev->regions = kcalloc(count, sizeof(struct vfio_cdx_region),  in vfio_cdx_open_device()
21 	if (!vdev->regions)  in vfio_cdx_open_device()
27 		vdev->regions[i].addr = res->start;  in vfio_cdx_open_device()
28 		vdev->regions[i].size = resource_size(res);  in vfio_cdx_open_device()
29 		vdev->regions[i].type = res->flags;  in vfio_cdx_open_device()
34 		if (!(vdev->regions[i].addr & ~PAGE_MASK) &&  in vfio_cdx_open_device()
35 		    !(vdev->regions[i].size & ~PAGE_MASK))  in vfio_cdx_open_device()
36 			vdev->regions[i].flags |=  in vfio_cdx_open_device()
38 		vdev->regions[i].flags |= VFIO_REGION_INFO_FLAG_READ;  in vfio_cdx_open_device()
40 			vdev->regions[i].flags |= VFIO_REGION_INFO_FLAG_WRITE;  in vfio_cdx_open_device()
48 	struct vfio_cdx_device *vdev =  in vfio_cdx_close_device()  local
49 		container_of(core_vdev, struct vfio_cdx_device, vdev);  in vfio_cdx_close_device()
51 	kfree(vdev->regions);  in vfio_cdx_close_device()
55 static int vfio_cdx_ioctl_get_info(struct vfio_cdx_device *vdev,  in vfio_cdx_ioctl_get_info()  argument
59 	struct cdx_device *cdx_dev = to_cdx_device(vdev->vdev.dev);  in vfio_cdx_ioctl_get_info()
77 static int vfio_cdx_ioctl_get_region_info(struct vfio_cdx_device *vdev,  in vfio_cdx_ioctl_get_region_info()  argument
81 	struct cdx_device *cdx_dev = to_cdx_device(vdev->vdev.dev);  in vfio_cdx_ioctl_get_region_info()
95 	info.size = vdev->regions[info.index].size;  in vfio_cdx_ioctl_get_region_info()
96 	info.flags = vdev->regions[info.index].flags;  in vfio_cdx_ioctl_get_region_info()
104 	struct vfio_cdx_device *vdev =  in vfio_cdx_ioctl()  local
105 		container_of(core_vdev, struct vfio_cdx_device, vdev);  in vfio_cdx_ioctl()
110 		return vfio_cdx_ioctl_get_info(vdev, uarg);  in vfio_cdx_ioctl()
112 		return vfio_cdx_ioctl_get_region_info(vdev, uarg);  in vfio_cdx_ioctl()
143 	struct vfio_cdx_device *vdev =  in vfio_cdx_mmap()  local
144 		container_of(core_vdev, struct vfio_cdx_device, vdev);  in vfio_cdx_mmap()
153 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_MMAP))  in vfio_cdx_mmap()
156 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_READ) &&  in vfio_cdx_mmap()
160 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_WRITE) &&  in vfio_cdx_mmap()
164 	return vfio_cdx_mmap_mmio(vdev->regions[index], vma);  in vfio_cdx_mmap()
180 	struct vfio_cdx_device *vdev;  in vfio_cdx_probe()  local
184 	vdev = vfio_alloc_device(vfio_cdx_device, vdev, dev,  in vfio_cdx_probe()
186 	if (IS_ERR(vdev))  in vfio_cdx_probe()
187 		return PTR_ERR(vdev);  in vfio_cdx_probe()
189 	ret = vfio_register_group_dev(&vdev->vdev);  in vfio_cdx_probe()
193 	dev_set_drvdata(dev, vdev);  in vfio_cdx_probe()
197 	vfio_put_device(&vdev->vdev);  in vfio_cdx_probe()
204 	struct vfio_cdx_device *vdev = dev_get_drvdata(dev);  in vfio_cdx_remove()  local
206 	vfio_unregister_group_dev(&vdev->vdev);  in vfio_cdx_remove()
207 	vfio_put_device(&vdev->vdev);  in vfio_cdx_remove()