Thanks, I'll take a look the next time I boot up the new kernel - offhand, I don't think this was the case. IIRC, /proc/interrupts showed ivtv0 on its own IRQ and I had no errors come up in the logs.
Ronald Vanschoren wrote: > It's a long shot, but it looks like what I have going on with my PVR 500 > first tuner. In my case it seems that Linux thinks the tuner is on some > interrupt while in reality this is not the case. > It's easy to test: > > * reboot (reboot required because the interrupts might have been > disabled already) > * cat /proc/interrupts > * cat /dev/video0 > /tmp/testmpg (abort after a while) > * see what happens in the kernel logs (/var/log/messages) > * cat /proc/interrupts > > report the outcome of both "cat /proc/interrupts" and see if you can > find somehting like this in the kernel logs: > > [ 332.801858] irq 153: nobody cared (try booting with the "irqpoll" option) > [ 332.801947] [<c014de24>] __report_bad_irq+0x24/0x80 > [ 332.802007] [<c014e09a>] note_interrupt+0x21a/0x250 > [ 332.802059] [<c014d393>] handle_IRQ_event+0x33/0x60 > [ 332.802109] [<c014d4c9>] __do_IRQ+0x109/0x120 > [ 332.802165] [<c0105dd1>] do_IRQ+0x31/0x70 > [ 332.802215] [<c01041fa>] common_interrupt+0x1a/0x20 > [ 332.802247] [<c0101ca0>] default_idle+0x0/0x60 > [ 332.802305] [<c0101cd1>] default_idle+0x31/0x60 > [ 332.802339] [<c0101d47>] cpu_idle+0x47/0xd0 > [ 332.802376] [<c03f77cc>] start_kernel+0x33c/0x3b0 > [ 332.802410] [<c03f7220>] unknown_bootoption+0x0/0x270 > [ 332.802475] handlers: > [ 332.802488] [<f88622b0>] (ohci_irq_handler+0x0/0x990 [ohci1394]) > [ 332.802547] Disabling IRQ #153 > > > > Hope it helps, > > Ronald > > Michael Muller wrote: > > Hi all, > > > > I've got a Hauppauge PVR-150MCE card and an old RH9 install, I built the > > latest 2.6.20.7 kernel (seems to already have the latest CX25840 patches), > > built ivtv-0.10.1, installed the firmware, installed some hotplug scripts to > > load the firmware, and everything seems to come up just fine: > > > > Apr 28 11:28:04 demon kernel: ivtv: ==================== START INIT IVTV > > ==================== > > Apr 28 11:28:04 demon kernel: ivtv: version 0.10.1 (tagged release) loading > > Apr 28 11:28:04 demon kernel: ivtv: Linux version: 2.6.20.7 SMP mod_unload > > 686 > > Apr 28 11:28:04 demon kernel: ivtv: In case of problems please include the > > debug info between > > Apr 28 11:28:04 demon kernel: ivtv: the START INIT IVTV and END INIT IVTV > > lines, along with > > Apr 28 11:28:04 demon kernel: ivtv: any module options, when mailing the > > ivtv-users mailinglist. > > Apr 28 11:28:04 demon kernel: ivtv0: Autodetected Hauppauge card (cx23416 > > based) > > Apr 28 11:28:04 demon kernel: ivtv0: Unreasonably low latency timer, setting > > to 64 (was 32) > > Apr 28 11:28:04 demon kernel: ivtv0: loaded v4l-cx2341x-enc.fw firmware > > (376836 bytes) > > Apr 28 11:28:04 demon kernel: ivtv0: Encoder revision: 0x02060039 > > Apr 28 11:28:04 demon kernel: tveeprom 0-0050: Hauppauge model 26552, rev > > F1A3, serial# 9942531 > > Apr 28 11:28:04 demon kernel: tveeprom 0-0050: tuner model is TCL MFNM05-4 > > (idx 103, type 43) > > Apr 28 11:28:04 demon kernel: tveeprom 0-0050: TV standards NTSC(M) (eeprom > > 0x08) > > Apr 28 11:28:04 demon kernel: tveeprom 0-0050: audio processor is CX25843 > > (idx > > 37) > > Apr 28 11:28:04 demon kernel: tveeprom 0-0050: decoder processor is CX25843 > > (idx 30) > > Apr 28 11:28:04 demon kernel: tveeprom 0-0050: has radio, has no IR > > receiver, > > has no IR transmitter > > Apr 28 11:28:04 demon kernel: ivtv0: Autodetected Hauppauge WinTV PVR-150 > > Apr 28 11:28:04 demon kernel: cx25840 0-0044: cx25843-23 found @ 0x88 (ivtv > > i2c driver #0) > > Apr 28 11:28:04 demon kernel: cx25840 0-0044: loaded v4l-cx25840.fw firmware > > (16382 bytes) > > Apr 28 11:28:04 demon kernel: wm8775 0-001b: chip found @ 0x36 (ivtv i2c > > driver #0) > > Apr 28 11:28:04 demon kernel: ivtv0: Registered device video0 for encoder > > MPEG > > (4 MB) > > Apr 28 11:28:04 demon kernel: ivtv0: Registered device video32 for encoder > > YUV > > (2 MB) > > Apr 28 11:28:04 demon kernel: ivtv0: Registered device vbi0 for encoder VBI > > (1 > > MB) > > Apr 28 11:28:04 demon kernel: ivtv0: Registered device video24 for encoder > > PCM > > audio (1 MB) > > Apr 28 11:28:04 demon kernel: ivtv0: Registered device radio0 for encoder > > radio > > Apr 28 11:28:04 demon kernel: ivtv0: Initialized Hauppauge WinTV PVR-150, > > card > > #0 > > Apr 28 11:28:04 demon kernel: ivtv: ==================== END INIT IVTV > > ==================== > > > > But when I "cat /dev/video0" (old-style major-minor device node, not devfs > > or > > udev) I get nothing. "cat" just blocks on the device. > > > > I was getting static at one point (when I had the kernel configuration wrong > > and didn't have the BT848 stuff enabled) but ever since then, no matter > > what I > > do (hard reboots, switching back to the BT848-less configuration, animal > > sacrifice) I get nothing out of /dev/video0. > > > > Can anyone offer any suggestions as to what the problem might be? Or how to > > go about debugging it? > > > > ============================================================================= > > michaelMuller = [EMAIL PROTECTED] | http://www.mindhog.net/~mmuller > > ----------------------------------------------------------------------------- > > Government is not reason, it is not eloquence; it is force. Like fire, it > > is a dangerous servant and a fearsome master. - George Washington > > ============================================================================= > > > > _______________________________________________ > > ivtv-users mailing list > > [email protected] > > http://ivtvdriver.org/mailman/listinfo/ivtv-users > > > > > _______________________________________________ > ivtv-users mailing list > [email protected] > http://ivtvdriver.org/mailman/listinfo/ivtv-users > ============================================================================= michaelMuller = [EMAIL PROTECTED] | http://www.mindhog.net/~mmuller ----------------------------------------------------------------------------- you and I are only different in our minds, the universe makes no such distinction ============================================================================= _______________________________________________ ivtv-users mailing list [email protected] http://ivtvdriver.org/mailman/listinfo/ivtv-users
