Re: irq 7: nobody cared! (intel8x0 sound / 2.6.2-rc3-mm1)

Takashi Iwai
2004-02-11T10:45:50Z

At 10 Feb 2004 21:49:19 +0100,
Ralf Gerbig wrote:
>
> Moins,
>
> * Linus Torvalds said:
>
> > Can you add something like
>
> > static int count = 10;
> > if (count) {
> > count--;
> > printk("sound status = %08x (mask %08x)\n",
> > status, chip->int_sta_mask);
> > }
>
> > to just before the return?
>
> > That should tell what the register contents are, and might be a clue
> > about what event it thinks is active.
>
>
> kernel: PCI: Setting latency timer of device 0000:00:06.0 to 64
> kernel: sound status = 00000000 (mask 00000000)
> kernel: sound status = 00000000 (mask 00000000)
> kernel: sound status = 00300100 (mask 000000f0)
> last message repeated 7 times
> /sbin/hotplug[18871]: no runnable /etc/hotplug/sound.agent is installed
> /sbin/hotplug[18886]: no runnable /etc/hotplug/sound.agent is installed
> /sbin/hotplug[18878]: no runnable /etc/hotplug/sound.agent is installed
> /sbin/hotplug[18885]: no runnable /etc/hotplug/sound.agent is installed
> kernel: intel8x0_measure_ac97_clock: measured 49492 usecs
> kernel: intel8x0: clocking to 47354
> kernel: ALSA sound/pci/intel8x0.c:2787: joystick(s) found
> /sbin/hotplug[18901]: no runnable /etc/hotplug/sound.agent is installed
>
> playing a video with mplayer:
>
> kernel: ALSA sound/core/pcm_lib.c:233: Unexpected hw_pointer value [2] (stream = 0, delta: -1108, max jitter = 4456): wrong interrupt acknowledge?

this is likely a different problem.
usually this message appears when the interrupt handling is sloppy.

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