Re: HD-audio generic parser merged to linux-next

["Manolo Díaz" <diaz.manolo@gmail.com>]

El mié, 23 ene 2013 a las 15:20 horas
Takashi Iwai escribió:

>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@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.
>
>
>Takashi

commit 28ebfa08e2945b38e08c537faf7f749125780cbe
branch: test/hda-migrate

Now everything's working fine (only tested 2 channels analog). Btw,
I can't hear what I'm recording, unlike the latest stable kernel. Is
that intentional?

Regards,
-- 
Manolo Díaz
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