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

Takashi Iwai
2004-02-10T19:05:49Z

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At Tue, 10 Feb 2004 19:26:19 +0200,
Lenar Lõhmus wrote:
>
> Takashi Iwai wrote:
>
> >
> >could you check the status register value when this happens with the
> >attached patch?
> >
> >
> It never happened after applying this patch (not the right circumstances
> I think). It always printed this:
>
> intel8x0: ignored irq, status = 0x300100, sta_mask = 0xf0
>
> And sound worked.
>
> Today discovered this message from dmesg:
>
> intel8x0: ignored irq, status = 0x300100, sta_mask = 0xf0
> intel8x0: ignored irq, status = 0x300100, sta_mask = 0xf0
> intel8x0: ignored irq, status = 0x300100, sta_mask = 0xf0
> irq 7: nobody cared!

ok then really some unknown status bits are set.
the attached patch should fix this problem anyway.

Takashi

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--- linux/sound/pci/intel8x0.c 6 Feb 2004 17:47:49 -0000 1.115
+++ linux/sound/pci/intel8x0.c 10 Feb 2004 19:03:43 -0000
@@ -807,7 +807,7 @@
if (status)
iputdword(chip, chip->int_sta_reg, status);
spin_unlock(&chip->reg_lock);
- return IRQ_NONE;
+ return IRQ_HANDLED(status);
}

for (i = 0; i < chip->bdbars_count; i++) {