145 	vdev->regions = kcalloc(cnt, sizeof(struct vfio_platform_region),  in vfio_platform_regions_init()
147 	if (!vdev->regions)  in vfio_platform_regions_init()
157 		vdev->regions[i].addr = res->start;  in vfio_platform_regions_init()
158 		vdev->regions[i].size = resource_size(res);  in vfio_platform_regions_init()
159 		vdev->regions[i].flags = 0;  in vfio_platform_regions_init()
163 			vdev->regions[i].type = VFIO_PLATFORM_REGION_TYPE_MMIO;  in vfio_platform_regions_init()
164 			vdev->regions[i].flags |= VFIO_REGION_INFO_FLAG_READ;  in vfio_platform_regions_init()
166 				vdev->regions[i].flags |=  in vfio_platform_regions_init()
173 			if (!(vdev->regions[i].addr & ~PAGE_MASK) &&  in vfio_platform_regions_init()
174 					!(vdev->regions[i].size & ~PAGE_MASK))  in vfio_platform_regions_init()
175 				vdev->regions[i].flags |=  in vfio_platform_regions_init()
180 			vdev->regions[i].type = VFIO_PLATFORM_REGION_TYPE_PIO;  in vfio_platform_regions_init()
191 	kfree(vdev->regions);  in vfio_platform_regions_init()
200 		iounmap(vdev->regions[i].ioaddr);  in vfio_platform_regions_cleanup()
203 	kfree(vdev->regions);  in vfio_platform_regions_cleanup()
339 		info.size = vdev->regions[info.index].size;  in vfio_platform_ioctl()
340 		info.flags = vdev->regions[info.index].flags;  in vfio_platform_ioctl()
469 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_READ))  in vfio_platform_read()
472 	if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_MMIO)  in vfio_platform_read()
473 		return vfio_platform_read_mmio(&vdev->regions[index],  in vfio_platform_read()
475 	else if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_PIO)  in vfio_platform_read()
545 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_WRITE))  in vfio_platform_write()
548 	if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_MMIO)  in vfio_platform_write()
549 		return vfio_platform_write_mmio(&vdev->regions[index],  in vfio_platform_write()
551 	else if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_PIO)  in vfio_platform_write()
595 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_MMAP))  in vfio_platform_mmap()
598 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_READ)  in vfio_platform_mmap()
602 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_WRITE)  in vfio_platform_mmap()
608 	if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_MMIO)  in vfio_platform_mmap()
609 		return vfio_platform_mmap_mmio(vdev->regions[index], vma);  in vfio_platform_mmap()
611 	else if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_PIO)  in vfio_platform_mmap()