Hi Devin, I have introduced t->signal = 0xffff; /* LOCKED */ on tm6000-video.c(vidioc_g_tuner) and mythtv indeed can locked the channel. xc2028_signal is showing the correct signal strength information. How can i call get_rf_strength to set the t->signal from vidioc_g_tuner? thanks, Hock. On Fri, Apr 2, 2010 at 9:59 PM, Devin Heitmueller <dheitmueller@xxxxxxxxxxxxxx> wrote: > On Fri, Apr 2, 2010 at 9:48 AM, Bee Hock Goh <beehock@xxxxxxxxx> wrote: >> Dear all, >> >> i have been doing some usb snoop and making some changes to the >> existing staging tm6000 to get my tm5600/xc2028 usb stick to work. >> Thanks to a lot of help from Stefan, I have some limited success and >> is able to get mythtv to do channel scan. However, mythtv is not able >> to logon to the channel even though usbmon shown the same in/out using >> usbmon and snoop on the stick windows application. >> >> Where should I be looking at to inform that a channel is to be locked? > > For most applications, the G_TUNER call must set the response struct > v4l2_tuner's "signal" field to a nonzero value. > > Devin > > -- > Devin J. Heitmueller - Kernel Labs > http://www.kernellabs.com > -- 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