At Mon, 02 Feb 2004 17:41:02 +0000, James Courtier-Dutton wrote: > > In alsa 0.9.8, the snd-intel8x0 worked find with my MB. An ICH5 with ALC650. > With alsa 1.0.2, I get: - > device: front -> no-sound output > device: surround40: -> Only sound on rear left, and rear right. > device: surround51: -> Only sound on rear left, and rear right, center, lfe > > So, in all cases there is never sound on the front speakers. > > The same problem has happened to a person with an ICH2, which only has > front speakers, so they get no sound at all. > > I am investigating, and I suspect that the mixer has just lost the > mixer/mute for the front speakers.
hmm, it looks like a generic problem of intel8x0 with ALC65x. in the recent version, the detection and implementation of PCM streams have been changed, and i guess it's broken for these codecs. > Is there a tool where I can adjust ac97 registers directly through a > IOCTL or something, for test purposes? % cat /proc/asound/card0/codec97#0/ac97#0-0+regs we'll need to trace the behavior in snd_ac97_pcm_*() functions... Takashi ------------------------------------------------------- The SF.Net email is sponsored by EclipseCon 2004 Premiere Conference on Open Tools Development and Integration See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. http://www.eclipsecon.org/osdn _______________________________________________ Alsa-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-devel