Re: i810_audio.c v0.11 kernel lockup

From: Doug Ledford (dledford@redhat.com)
Date: Tue Dec 18 2001 - 10:55:32 EST

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In reply to: Ulrich Leodolter: "i810_audio.c v0.11 kernel lockup"
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Ulrich Leodolter wrote:

> problem: kernel lockup when apps tries to play sound
> kernel: linux-2.4.17-pre8
> i810_audio.c: version 0.11 from
> http://people.redhat.com/dledford/i810_audio.c.gz

The 0.11 version had a known lockup issue. The current driver on my web
site is 0.12 (and has been since very shortly after I announced the 0.11
version I think). Anyway, please retry with that driver and see if things work.

> processor: Intel Pentium4 1.5GHz
> mainboard: Luck Star P4A845S (http://www.lucky-star.com.tw)
>
> i have compiled the driver with all DEBUG enabled,
> here are the last kernel messages before the kernel dies:
>
> Dec 17 14:22:22 lab20 kernel: Intel 810 + AC97 Audio, version 0.11, 10:33:03 Dec 17 2001
> Dec 17 14:22:22 lab20 kernel: PCI: Found IRQ 11 for device 00:1f.5
> Dec 17 14:22:22 lab20 kernel: PCI: Sharing IRQ 11 with 00:1f.3
> Dec 17 14:22:22 lab20 kernel: PCI: Setting latency timer of device 00:1f.5 to 64
> Dec 17 14:22:22 lab20 kernel: i810: Intel ICH2 found at IO 0xe000 and 0xdc00, IRQ 11
> Dec 17 14:22:22 lab20 kernel: i810_audio: Audio Controller supports 6 channels.
> Dec 17 14:22:22 lab20 kernel: ac97_codec: AC97 Audio codec, id: 0x414c:0x4710 (ALC200/200P)
> Dec 17 14:22:22 lab20 kernel: i810_audio: AC'97 codec 0 supports AMAP, total channels = 2
> Dec 17 14:22:22 lab20 kernel: i810_audio: called i810_set_dac_rate : asked for 48000, got 48000
> Dec 17 14:22:22 lab20 kernel: i810_audio: allocated 65536 (order = 4) bytes at ee980000
> Dec 17 14:22:22 lab20 kernel: i810_audio: prog_dmabuf, sample rate = 48000, format = 3,
> Dec 17 14:22:22 lab20 kernel: ^Inumfrag = 32, fragsize = 2048 dmasize = 65536
> Dec 17 14:22:22 lab20 kernel: i810_audio: 9584 bytes in 50 milliseconds
> Dec 17 14:22:43 lab20 kernel: i810_audio: called i810_set_dac_rate : asked for 8000, got 8000
> Dec 17 14:22:43 lab20 kernel: i810_audio: i810_ioctl, arg=0x10, cmd=SNDCTL_DSP_SETFMT
> Dec 17 14:22:43 lab20 kernel: i810_audio: i810_ioctl, arg=0x0, cmd=SNDCTL_DSP_STEREO
> Dec 17 14:22:43 lab20 kernel: i810_audio: i810_ioctl, arg=0x5622, cmd=SNDCTL_DSP_SPEED
> Dec 17 14:25:06 lab20 syslogd 1.3-3: restart.
>
>
>

Doug Ledford <dledford@redhat.com> http://people.redhat.com/dledford Please check my web site for aic7xxx updates/answers before e-mailing me about problems

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Next message: Alan Cox: "Re: Turning off nagle algorithm in 2.2.x and 2.4.x kernels?"
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In reply to: Ulrich Leodolter: "i810_audio.c v0.11 kernel lockup"
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