giggz a écrit : > giggzounet a écrit : >> Hi, >> >> I have installed debian stable lenny + backports on an eeepc 1201n. With >> the 2.6.30 or 2.6.32 from lenny-backport I don't have problem with sound >> : when I plug the headphones, speakers get off. >> >> I have tested with 2.6.33 and when I plug headphones, speakers don't get >> off anymore. so I have sound in headphones and speakers. >> >> 22:42 giggz@baal ~ % cat /proc/asound/card0/codec#* | grep Codec >> Codec: Realtek ALC269 >> Codec: Nvidia MCP7A HDMI >> >> I attach the output of alsa-info with the 2.6.32.9 and the 2.6.33 (I'm >> in a Uni Campus and it's quite difficult to have internet on a external >> laptop...so I attach them at this mail and I don't upload them on pastbin). >> >> I have opened a bug on the kernel bugzilla (bug 15399). Should I provide >> anything more ? >> > > Following the advice of Paul Menzel I did a "diff" of the sources of the > 2.6.32.9 kernel and of the 2.6.33. In patch_realtek.c, we see that there > is an new snd_hda_jack_detect funtion with 2 arguments. I have noticed > that the second argument is "normaly" the second argument of > snd_hda_codec_read. In the alc269_speaker_automute function there is > this new snd_hda_jack_detect function, but the second argument is "nid". > But in the old alc269_speaker_automute of the 2.6.32.9 the second > argument of snd_hda_codec_read is 0x15. So I think there is perhaps a > bug here...But I hesitate to modify the source...so I'm waiting the > anwser of the dev. > > --- patch_realtek.c 2010-02-27 14:58:06.000000000 +0100 > +++ patch_realtek_modif.c 2010-02-27 14:58:54.000000000 +0100 > @@ -13381,7 +13381,7 @@ > unsigned int present; > unsigned char bits; > > - present = snd_hda_jack_detect(codec, nid); > + present = snd_hda_jack_detect(codec, 0x15); > bits = present ? AMP_IN_MUTE(0) : 0; > snd_hda_codec_amp_stereo(codec, 0x0c, HDA_INPUT, 0, > AMP_IN_MUTE(0), bits); > I tested it. And with this modif in the kernel, after recompilation and reboot, my problem is headphones and speaker is gone. Best regards, Guillaume _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
