Flavio Stanchina wrote: > I've managed to retrieve all the information from the monitor, but > apparently I can't set new values: HIDIOCSUSAGE followed by HIDIOCSREPORT > succeeds, but nothing changes on the display, and at the next run the > monitor reports the old values unless I comment out HIDIOCINITREPORT. Strange. BTW: Congratulations on making some progress. I don't think anyone else has done this.
> I was tinkering with brightness and contrast to start with, so I should > really immediately *see* when the stuff is working as expected. Seems reasonable. > Note that HIDIOCSREPORT reports success even if I open the device node > with O_RDONLY as a normal user. Is this the intended behaviour? Maybe it > doesn't *really* try to write to the device? Entirely possible. Setting reports probably hasn't been tested before. Try tracing out the flow with a lot of printk()s or maybe a kernel debugger. Brad _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
