Hi Sakari, On Thursday 11 July 2013 01:19:35 Sakari Ailus wrote: > Hi Sylwester and Laurent, > > Sylwester Nawrocki wrote: > > Hi Laurent, > > ... > > >> We need an ioctl to report additional information about media entities > >> (it's been on my to-do list for wayyyyyyyyy too long). It could be used > >> to report bus information as well. > > > > Yes, that sounds much more interesting than using just subdev name to > > sqeeze all the information in. Why we don't have such an ioctl yet anyway > > ? Were there some arguments against it, or its been just a low priority > > issue ? > > I think it's just been left unaddressed until now since there have been > even more important things to work on. :-) I'm all for that, btw.; > associating bus information to the media device instead of entities was > always a little odd (feel free to blame me, too...). > > Perhaps we could steal some bytes from the union in struct > media_entity_desc? :-)
I've thought about that as well, but we will eventually need to pass more entity information to userspace, so a new ioctl would in my opinion be better, given the potentially large size of the bus information string. -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
