[alsa-devel] HD-audio generic parser merged to linux-next

[Takashi Iwai]

At Wed, 23 Jan 2013 15:55:49 +0100,
Takashi Iwai wrote:
> 
> At Wed, 23 Jan 2013 15:20:16 +0100,
> Takashi Iwai wrote:
> > 
> > At Wed, 23 Jan 2013 15:01:43 +0100,
> > Manolo Díaz wrote:
> > > 
> > > El mié, 23 ene 2013 a las 14:54 horas
> > > Takashi Iwai escribió:
> > > 
> > > >At Wed, 23 Jan 2013 14:49:32 +0100,
> > > >Manolo Díaz wrote:
> > > >> 
> > > >> El mié, 23 ene 2013 a las 9:30 horas
> > > >> Takashi Iwai escribió:
> > > >> 
> > > >> >Hi,
> > > >> >
> > > >> >as most of feedbacks about the new generic parser migration were
> > > >> >positive, I decided to take a risk: now all commit that have been in
> > > >> >test/hda-migrate branch in sound-unstable git tree are merged to
> > > >> >for-next branch of sound git tree for better test coverage.
> > > >> >It means that all changes are merged to linux-next, i.e. will be
> > > >> >included in 3.9 kernel.
> > > >> >
> > > >> >For the early adapter people, I'm going to keep test/hda-migrate
> > > >> >branch of sound-unstable git tree updated for a while, but the branch
> > > >> >will be abandoned some time later.
> > > >> >
> > > >> >If you encounter any regression by the recent update, please let me
> > > >> >know.
> > > >> >
> > > >> >
> > > >> >thanks,
> > > >> >
> > > >> >Takashi
> > > >> >_______________________________________________
> > > >> >Alsa-devel mailing list
> > > >> >Alsa-devel at alsa-project.org
> > > >> >http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> > > >> 
> > > >> Hi,
> > > >> 
> > > >> Recording and (multi stream) playing seem to work fine, but auto-mute
> > > >> doesn't. For example, front speakers may remain muted after
> > > >> disconnecting the HP.
> > > >> 
> > > >> cat /sys/kernel/debug/tracing/trace
> > > >> # tracer: nop
> > > >> #
> > > >> # entries-in-buffer/entries-written: 0/0   #P:2
> > > >> #
> > > >> #                              _-----=> irqs-off
> > > >> #                             / _----=> need-resched
> > > >> #                            | / _---=> hardirq/softirq
> > > >> #                            || / _--=> preempt-depth
> > > >> #                            ||| /     delay
> > > >> #           TASK-PID   CPU#  ||||    TIMESTAMP  FUNCTION
> > > >> #              | |       |   ||||       |         |
> > > >> 
> > > >> I've connected and disconnected the HP jack several times before.
> > > >
> > > >If nothing appears in the tracing (suppose you enabled the events
> > > >properly via /sys/kernel/debug/tracing/events/hda/enable), it's rather
> > > >a hardware issue.
> > > 
> > > Sorry, I've forgotten this step. 
> > > 
> > > >Did the auto-mute work reliably before the code change?
> > > >
> > > >
> > > >Takashi
> > > 
> > > Yes, it did.
> > 
> > Did you mean when it worked?  Was it before moving to the generic
> > parser, or after it but before upgrading to the latest tree?
> > In the latter case, try git bisection to figure out the culprit.
> > 
> > But, it's anyway better to update the git branch.  You are testing the
> > too old version (there have been already 75 commits after your testing
> > one).
> > 
> > 
> > > New try, this time with hda events enabled.
> > > 
> > > cat /sys/kernel/debug/tracing/trace
> > > # tracer: nop
> > > #
> > > # entries-in-buffer/entries-written: 871/871   #P:2
> > > #
> > > #                              _-----=> irqs-off
> > > #                             / _----=> need-resched
> > > #                            | / _---=> hardirq/softirq
> > > #                            || / _--=> preempt-depth
> > > #                            ||| /     delay
> > > #           TASK-PID   CPU#  ||||    TIMESTAMP  FUNCTION
> > > #              | |       |   ||||       |         |
> > >           <idle>-0     [001] d.h.  4509.450172: hda_unsol_event: [0] res=4000000, res_ex=10
> > >           <idle>-0     [001] d.h.  4513.991711: hda_unsol_event: [0] res=4000000, res_ex=10
> > 
> > OK, so the unsol event is generated properly.
> > 
> > Is the alsa-info.sh output you attached previously at the state after
> > unplugging?  If so, I see no problem in the code register.  The path
> > 0x04 -> 0x29 -> 0x12 looks fine, all unmuted, power D0 and the pin set
> > properly.
> > 
> > If something doesn't work as expected, we need two alsa-info outputs
> > for comparison: the working one and non-working one.
> 
> I think I found the culprit.  Could you update to the latest tree and
> apply the patch below?

Actually I could reproduce the problem by myself, so I applied the
patch and updated the tree now.  Check the updated tree later again.


thanks,

Takashi