[linux-dvb] bt878(0): IRQ lockup, cleared int mask

Edgar Toernig froese at gmx.de
Thu Aug 4 05:36:54 CEST 2005


Ilkka Pirskanen wrote:
>
> bttv0: using: Nebula Electronics DigiTV [card=104,autodetected]
> bttv0: gpio: en=00000000, out=00000000 in=00ff00cb [init]
> i2c-algo-bit.o: (0) scl=1, sda=1
> i2c-algo-bit.o: (1) scl=1, sda=0
> i2c-algo-bit.o: (2) scl=1, sda=1
> i2c-algo-bit.o: (3) scl=0, sda=1
> i2c-algo-bit.o: (4) scl=1, sda=1
> i2c-algo-bit.o: bt878 #0 [sw] passed test.
> bttv0: IRQ lockup, cleared int mask [bits: GPINT*]
> bttv0: using tuner=-1
> bttv0: registered device video0
> bttv0: registered device vbi0
> bttv0: PLL: 28636363 => 35468950 .. ok
> bttv0: add subdevice "dvb0"

Just a note: this IRQ lockup is not the same I was refering to.
This one seems to be caused by an enabled interrupt (GPINT) which
noone wants to handle.  The one I see is a FIFO overrun caused
by high latency on the PCI bus.

Ciao, ET.




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