Messages in this thread | | | Date | Mon, 22 Oct 2001 03:49:20 -0700 (PDT) | From | Kirill Ratkin <> | Subject | Re: 2.4.12-ac5: i810_audio does not work |
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I had same problem with KDE. I've just disabled aRts soundserver.
--- Andris Pavenis <pavenis@latnet.lv> wrote: > On Monday 22 October 2001 10:41, Alan Cox wrote: > > > i810: Intel ICH 82801AA found at IO 0xe100 and > 0xe000, IRQ 10 > > > i810_audio: Audio Controller supports 2 > channels. > > > ac97_codec: AC97 Audio codec, id: 0x4144:0x5348 > (Analog Devices AD1881A) > > > i810_audio: AC'97 codec 0 Unable to map surround > DAC's (or DAC's not > > > present), total channels = 2 > > > > The messages seem ok. It found a 2 channel device > with no surround support. > > What part of the system then fails ? > > Rechecked more carefully with original > drivers/sound/i810_audio.c from 2.4.12-ac5. > > Sound practically doesn't work under KDE-2.2.1. For > example I'm getting only > some garbled sound for a very short time when I'm > trying sound test in kcontrol. > Maybe these problems are due to non blocking output > to /dev/sound/dsp > which artsd is using. Here is fragment from strace > output for artsd > > 13:32:21.290449 access("/dev/dsp", F_OK) = 0 > 13:32:21.290799 access("/dev/dsp", F_OK) = 0 > 13:32:21.290949 open("/dev/dsp", > O_WRONLY|O_NONBLOCK) = 9 > 13:32:21.291551 ioctl(9, SNDCTL_DSP_GETCAPS, > 0xbffff360) = 0 > 13:32:21.291638 ioctl(9, SNDCTL_DSP_SETFMT, > 0xbffff35c) = 0 > 13:32:21.291686 ioctl(9, SNDCTL_DSP_STEREO, > 0xbffff358) = 0 > 13:32:21.291728 ioctl(9, SNDCTL_DSP_SPEED, > 0xbffff354) = 0 > 13:32:21.292276 ioctl(9, SNDCTL_DSP_SETFRAGMENT, > 0xbffff350) = 0 > 13:32:21.292320 ioctl(9, SNDCTL_DSP_GETOSPACE, > 0xbffff378) = 0 > 13:32:21.292518 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.292629 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.292715 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.292801 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.292887 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.292973 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.293058 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.293144 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > 13:32:21.293230 write(9, > "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., > 512) = 512 > ..... > > Sound seems to work mostly Ok under GNOME and also > with Mozilla-0.95+RealPlayer > > Andris > - > To unsubscribe from this list: send the line > "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at > http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
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