On Fri April 19 2013 11:11:27 Antti Palosaari wrote: > On 04/19/2013 10:12 AM, Hans Verkuil wrote: > > On Wed April 17 2013 21:45:24 Antti Palosaari wrote: > >> On 04/15/2013 09:55 AM, Hans Verkuil wrote: > >>> On Fri April 12 2013 02:11:41 Antti Palosaari wrote: > >>>> Hello Hans, > >>>> That device is working very, thank you for it. Anyhow, I noticed two things. > >>>> > >>>> 1) it does not start transmitting just after I plug it - I have to > >>>> retune it! > >>>> Output says it is tuned to 95.160000 MHz by default, but it is not. > >>>> After I issue retune, just to same channel it starts working. > >>>> $ v4l2-ctl -d /dev/radio0 --set-freq=95.16 > >>> > >>> Can you try this patch: > >>> > >> > >> It does not resolve the problem. It is quite strange behavior. After I > >> install modules, and modules are unload, plug stick in first time, it > >> usually (not every-time) starts TX. But when I replug it without > >> unloading modules, it will never start TX. Tx is started always when I > >> set freq using v4l2-ctl. > > > > If you replace 'false' by 'true' in the cmd_main, does that make it work? > > I'm fairly certain that's the problem. > > Nope, I replaces all 'false' with 'true' and problem remains. When > modules were unload and device is plugged it starts TX. When I replug it > doesn't start anymore. > > I just added msleep(1000); just before keene_cmd_main() in .probe() and > now it seems to work every-time. So it is definitely timing issue. I > will try to find out some smallest suitable value for sleep and and sent > patch. Have you had time to find a smaller msleep value? Regards, Hans -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
