From: Takashi Iwai <tiwai@suse.de>
To: William <walsac3@orthoset.com>
Cc: alsa-devel@lists.sourceforge.net
Subject: Re: Bad IRQs from using pcm in alsa-driver-1.0.7
Date: Mon, 22 Nov 2004 18:34:23 +0100 [thread overview]
Message-ID: <s5hpt25vlcw.wl@alsa2.suse.de> (raw)
In-Reply-To: <200411191628.QAA01370@orthoset.com>
At Fri, 19 Nov 2004 16:28:47 GMT,
William wrote:
>
> Using ALSA PCM always disables the IRQ for my mouse (USB Logitech wheelmouse).
> Is this a known problem?
>
> I'm using alsa-*1.0.7 on a laptop with a VIA-8235 sound system.
> Whenever I use aplay, the kernel disables IRQ 11 ("kernel: Disabling IRQ 11")
> leaving the mouse disabled though the touchpad does still work
> and there are kernel error messages ("nobody cared! __report_bad_irq etc" ).
>
> $ grep ERR /proc/interrupts
> ERR: 33
>
> Every time this happens I have to reboot to get IRQ 11 working again
> so I can use the mouse again.
> The kernel does not disable IRQ 11 if I use only ALSA MIDI.
>
> Is there a fix?
Which kernel version? It smells like a general IRQ routing
problem. What happens when you play with acpi boot option?
Takashi
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next prev parent reply other threads:[~2004-11-22 17:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-19 16:28 Bad IRQs from using pcm in alsa-driver-1.0.7 William
2004-11-22 17:34 ` Takashi Iwai [this message]
2004-11-23 13:18 ` William
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