151 	vdev->regions = kcalloc(cnt, sizeof(struct vfio_platform_region),  in vfio_platform_regions_init()
153 	if (!vdev->regions)  in vfio_platform_regions_init()
163 		vdev->regions[i].addr = res->start;  in vfio_platform_regions_init()
164 		vdev->regions[i].size = resource_size(res);  in vfio_platform_regions_init()
165 		vdev->regions[i].flags = 0;  in vfio_platform_regions_init()
169 			vdev->regions[i].type = VFIO_PLATFORM_REGION_TYPE_MMIO;  in vfio_platform_regions_init()
170 			vdev->regions[i].flags |= VFIO_REGION_INFO_FLAG_READ;  in vfio_platform_regions_init()
172 				vdev->regions[i].flags |=  in vfio_platform_regions_init()
179 			if (!(vdev->regions[i].addr & ~PAGE_MASK) &&  in vfio_platform_regions_init()
180 					!(vdev->regions[i].size & ~PAGE_MASK))  in vfio_platform_regions_init()
181 				vdev->regions[i].flags |=  in vfio_platform_regions_init()
186 			vdev->regions[i].type = VFIO_PLATFORM_REGION_TYPE_PIO;  in vfio_platform_regions_init()
197 	kfree(vdev->regions);  in vfio_platform_regions_init()
206 		iounmap(vdev->regions[i].ioaddr);  in vfio_platform_regions_cleanup()
209 	kfree(vdev->regions);  in vfio_platform_regions_cleanup()
345 		info.size = vdev->regions[info.index].size;  in vfio_platform_ioctl()
346 		info.flags = vdev->regions[info.index].flags;  in vfio_platform_ioctl()
475 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_READ))  in vfio_platform_read()
478 	if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_MMIO)  in vfio_platform_read()
479 		return vfio_platform_read_mmio(&vdev->regions[index],  in vfio_platform_read()
481 	else if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_PIO)  in vfio_platform_read()
551 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_WRITE))  in vfio_platform_write()
554 	if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_MMIO)  in vfio_platform_write()
555 		return vfio_platform_write_mmio(&vdev->regions[index],  in vfio_platform_write()
557 	else if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_PIO)  in vfio_platform_write()
601 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_MMAP))  in vfio_platform_mmap()
604 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_READ)  in vfio_platform_mmap()
608 	if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_WRITE)  in vfio_platform_mmap()
614 	if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_MMIO)  in vfio_platform_mmap()
615 		return vfio_platform_mmap_mmio(vdev->regions[index], vma);  in vfio_platform_mmap()
617 	else if (vdev->regions[index].type & VFIO_PLATFORM_REGION_TYPE_PIO)  in vfio_platform_mmap()