On Sat, 21 May 2016 00:27:22 +0200, Laura Abbott wrote: > > On 03/15/2016 12:49 PM, Takashi Iwai wrote: > > On Tue, 15 Mar 2016 20:38:41 +0100, > > Takashi Iwai wrote: > >> > >> On Tue, 15 Mar 2016 20:23:09 +0100, > >> Laura Abbott wrote: > >>> > >>> Hi, > >>> > >>> We received a bug report https://bugzilla.redhat.com/show_bug.cgi?id=1316119 > >>> that the headphone jack on a MacPro6,1 stopped working on an upgrade from 4.3 > >>> to 4.4. > >>> > >>> The bugzilla has the alsainfo, diffing shows that the Amp-Out vals are > >>> different. I tried a revert of 9f660a1c4 (" ALSA: hda/realtek - Fix silent > >>> headphone output on MacPro 4,1 (v2)") but that didn't help. > >>> > >>> Any ideas before asking for a bisect? Does this hardware version need to have > >>> the vref fixup as well? > >> > >> The obvious difference is the power state of each node. The recent > >> kernel has the finer power saving mode, and this might be the cause -- > >> Mac has some secret that requires some node to be powered up. > >> > >> Try to power on each node via hda-verb. For example, to power up the > >> node 0x05, run like: > >> hda-verb /dev/snd/hwC0D0 0x05 SET_POWER 0x01 > > > > Oops, a typo: the last argument must be 0x00, corresponding to D0: > > hda-verb /dev/snd/hwC0D0 0x05 SET_POWER 0x00 > > > > > > Bringing this back again, the command that makes it work is > > hda-verb /dev/snd/hwC0D0 0x10 SET_POWER 0x00 OK, then please give alsa-info.sh output (run with --no-upload option) at both working and non-working cases. > And this is still needed as of 4.5.4 Of course, nothing has changed. I didn't hear from you since my previous question... I'll start checking this later in in the next week. thanks, Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
