DMA_HEAP_IOCTL_ALLOC
DMA_HEAP_IOCTL_ALLOC,
case DMA_HEAP_IOCTL_ALLOC:
ret = ioctl(heap_fd, DMA_HEAP_IOCTL_ALLOC, &data);
ret = ioctl(fd, DMA_HEAP_IOCTL_ALLOC, &data);