>     struct i2c_rdwr_ioctl_data data;
>     data.nmsgs = count;
>     data.msgs = msgs;
> 
>     return ioctl(adapter->fd, I2C_RDWR, &data);
> 
> So we will end up recreating the exact situation as when
> virtio_i2c_xfer() is called.

Perfect! I was hoping exactly for this. But with my limited experience
of all the blocks involved, I decided to ask for this instead of digging
into various sources. Looks good.