Mike Isely <[email protected]> wrote: > On Sun, 11 Jan 2009, Carsten Meier wrote: > > How to associate config-data with a video-device? > > 1. Save device-file-name with the config data (e.g. /dev/video1). > > This won't work reliably because device-nodes are created dynamicly > > 2. Save card and bus_info with config data. > You don't have to convince me of the use-case. I understand that > perfectly well and agree with the need. I just want to review the V4L > spec and look at a few other driver examples before committing to a > change like that. I also want to be sure we're not missing another > (easy) way to do this.
Udev? This allows for 1. in many cases. Main problem case being "replug while opened" scenarios, which however usually work as expected when you use SYMLINK= with udev. Yet I agree, that there should be a way to identify a device instance from the already open file descriptor as well. CU, Andy _______________________________________________ pvrusb2 mailing list [email protected] http://www.isely.net/cgi-bin/mailman/listinfo/pvrusb2
