Hello,

with whatever combination of driver and firmware versions, my PVR350
based mythbox get locked-up (the tuner is unsuable, but the rest of
the PC is working ok) after a random amount of time when
recording/watching a show.

The messages i get are different between versions of ivtv, but i
always see this :

Aug 21 23:09:44 pvr kernel: ivtv warning: ENC: REG_DMAXFER 2 wait failed

and then the PVR is stuck.

I've tried every versions since 0.2.0rc3x without success, image
quality is much better with recent 0.3.7x (0.2.0x displayed white,
square artifacts and jumpy images), and it takes longer (1 or 2 hours)
to display the problem.

As i've found very few references to this particular problem, or some
where it did not seem very I am starting to suspect an hardware
problem, especially a conflct with one of the various cards in this
box (wlan (ndiswrapper), skystar2 PCI). The thing is that it does not
display any problem when running under windows (but it is used less
intensively in this case, some channel switching, no ringbuff, etc
...)

Any help would be appreciated, thanks in advance.

Here are various log entries:

ivtv: ==================== START INIT IVTV ====================
ivtv: version 0.3.7 (g) loading
ivtv: Linux version: 2.6.10-5-686 preempt 686 gcc-3.3
ivtv: In case of problems please include the debug info
ivtv: between the START INIT IVTV and END INIT IVTV lines when
ivtv: mailing the ivtv-devel mailinglist.
ivtv: Autodetected WinTV PVR 350 card (iTVC15 based)
ACPI: PCI interrupt 0000:00:09.0[A] -> GSI 17 (level, low) -> IRQ 17
tveeprom: Hauppauge: model = 48139, rev = J352, serial# = 7176790
tveeprom: tuner = Microtune 4049 FM5 (idx = 52, type = 45)
tveeprom: tuner fmt = PAL(B/G) PAL(I) SECAM(L/L) PAL(D/K) (eeprom =
0x74, v4l2 = 0x00400e17)
tveeprom: audio_processor = CS5331 (type = 9)
ivtv: i2c attach to card #0 ok [client=tveeprom[50], addr=50]
tuner: Ignoring new-style parameters in presence of obsolete ones
tuner: chip found at addr 0xc2 i2c-bus ivtv i2c driver #0
ivtv: i2c attach to card #0 ok [client=(tuner unset), addr=61]
ivtv: i2c attach to card #0 ok [client=saa7115[50], addr=21]
ivtv: i2c attach to card #0 ok [client=saa7127[50], addr=44]
msp34xx: ivtv version
msp34xx: init: chip=MSP3418W-A2, has NICAM support, simple (D) mode,
simpler (G) no-thread mode
msp34xx: $Id$ compiled on: Aug 20 2005 20:50:01
ivtv: i2c attach to card #0 ok [client=MSP3418W-A2, addr=40]
tda9885/6/7: chip found @ 0x86
ivtv: i2c attach to card #0 ok [client=tda9887, addr=43]
ivtv: Encoder revision: 0x02040011
ivtv: Decoder revision: 0x02020023
ivtv: Create DMA encoder MPEG stream: 0 x 32768 buffers (0KB total)
ivtv: Create DMA encoder YUV stream: 0 x 12960 buffers (0KB total)
ivtv: Create DMA encoder VBI stream: 0 x 12740 buffers (0KB total)
ivtv: Create DMA encoder PCM audio stream: 0 x 4608 buffers (0KB total)
ivtv: Create encoder radio stream
ivtv: Create DMA decoder MPEG stream: 0 x 65536 buffers (0KB total)
ivtv: Create DMA decoder VBI stream: 0 x 2048 buffers (0KB total)
ivtv: Create decoder VOUT stream
ivtv: Create DMA decoder YUV stream: 0 x 51840 buffers (0KB total)
ivtv: Create DMA decoder OSD stream: 0 x 65536 buffers (0KB total)
tuner: type set to 45 (Microtune 4049 FM5) by ivtv i2c driver #0
ivtv: Initialized WinTV PVR 350, card #0
ivtv: ====================  END INIT IVTV  ====================

watching tv:

Aug 21 22:52:33 pvr kernel: ivtv: Allocate DMA encoder MPEG stream:
256 x 32768 buffers (8192KB total)
Aug 21 22:52:33 pvr kernel: ivtv: Allocate DMA encoder VBI stream: 164
x 12740 buffers (2048KB total)
Aug 21 23:09:44 pvr kernel: ivtv warning: ENC: REG_DMAXFER 2 wait failed

at reboot time:

Aug 22 00:39:25 pvr kernel: ivtv warning: ENC: DMA still Pending while
stopping capture!


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