[alsa-devel] HD-audio regression after commit 34588709af61be1550b4e2bcee5c85d0ac4f34d4

Takashi Iwai tiwai at suse.de
Fri Jan 18 19:45:13 CET 2013


At Fri, 18 Jan 2013 19:20:47 +0100,
Manolo Díaz wrote:
> 
> El vie, 18 ene 2013 a las 18:51 horas
> Manolo Díaz escribió:
> 
> >El vie, 18 ene 2013 a las 17:58 horas
> >Takashi Iwai escribió:
> >
> >>At Fri, 18 Jan 2013 17:48:23 +0100,
> >>Manolo Díaz wrote:
> >>> 
> >>> El vie, 18 ene 2013 a las 16:30 horas
> >>> Takashi Iwai escribió:
> >>> 
> >>> >At Fri, 18 Jan 2013 22:49:37 +0800,
> >>> >Raymond Yau wrote:
> >>> >> 
> >>> >> > > It's already in the repository. Now none of the input sources work for
> >>> >> > > me: front-mic, rear-mic nor input line. Alsa-info output is attached.
> >>> >> > >
> >>> >> > > commit 77ecb70ef5b022a1ee80169583753d85d7a9c396
> >>> >> >
> >>> >> > Hmm, through a quick glance, all look OK.
> >>> >> >
> >>> >> 
> >>> >> It is strange that three input source are line but audio selector are not
> >>> >> the same
> >>> >> 
> >>> >> Simple mixer control 'Input Source',0
> >>> >>   Capabilities: cenum
> >>> >>   Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >>> >>   Item0: 'Line'
> >>> >> Simple mixer control 'Input Source',1
> >>> >>   Capabilities: cenum
> >>> >>   Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >>> >>   Item0: 'Line'
> >>> >> Simple mixer control 'Input Source',2
> >>> >>   Capabilities: cenum
> >>> >>   Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >>> >>   Item0: 'Line'
> >>> >> 
> >>> >> Node 0x0c [Audio Selector] wcaps 0x30010d: Stereo Amp-Out
> >>> >>   Control: name="Capture Volume", index=0, device=0
> >>> >>     ControlAmp: chs=3, dir=Out, idx=0, ofs=0
> >>> >>   Control: name="Capture Switch", index=0, device=0
> >>> >>     ControlAmp: chs=3, dir=Out, idx=0, ofs=0
> >>> >>   Amp-Out caps: ofs=0x27, nsteps=0x36, stepsize=0x05, mute=1
> >>> >>   Amp-Out vals:  [0x36 0x36]
> >>> >>   Connection: 11
> >>> >>      0x38 0x39 0x3a* 0x3b 0x3c 0x18 0x24 0x25 0x3d 0x20 0x1f
> >>> >> Node 0x0d [Audio Selector] wcaps 0x30010d: Stereo Amp-Out
> >>> >>   Control: name="Capture Volume", index=1, device=0
> >>> >>     ControlAmp: chs=3, dir=Out, idx=0, ofs=0
> >>> >>   Control: name="Capture Switch", index=1, device=0
> >>> >>     ControlAmp: chs=3, dir=Out, idx=0, ofs=0
> >>> >>   Amp-Out caps: ofs=0x27, nsteps=0x36, stepsize=0x05, mute=1
> >>> >>   Amp-Out vals:  [0x36 0x36]
> >>> >>   Connection: 10
> >>> >>      0x38 0x39* 0x3a 0x3b 0x3c 0x18 0x24 0x25 0x3d 0x20
> >>> >> Node 0x0e [Audio Selector] wcaps 0x30010d: Stereo Amp-Out
> >>> >>   Control: name="Capture Volume", index=2, device=0
> >>> >>     ControlAmp: chs=3, dir=Out, idx=0, ofs=0
> >>> >>   Control: name="Capture Switch", index=2, device=0
> >>> >>     ControlAmp: chs=3, dir=Out, idx=0, ofs=0
> >>> >>   Amp-Out caps: ofs=0x27, nsteps=0x36, stepsize=0x05, mute=1
> >>> >>   Amp-Out vals:  [0x36 0x36]
> >>> >>   Connection: 10
> >>> >>      0x38 0x39* 0x3a 0x3b 0x3c 0x18 0x24 0x25 0x3d 0x20
> >>> >
> >>> >Good catch.  It's a recent regression.
> >>> >I fixed now with the patch below.
> >>> >
> >>> >test/hda-gen-parser and master branches are updated now with this and
> >>> >other fixes.
> >>> >
> >>> >
> >>> >thanks,
> >>> >
> >>> >Takashi
> >>> >
> >>> >---
> >>> >From: Takashi Iwai <tiwai at suse.de>
> >>> >Subject: [PATCH] ALSA: hda - Fix the wrong adc_idx for capture source
> >>> >
> >>> >The patch "ALSA: hda - fix wrong adc_idx in generic parser" fixed the
> >>> >adc_idx for the capture volume and capture switch controls.  But also
> >>> >modified the adc_idx retrieval for the capture source controls
> >>> >wrongly.  As multiple capture source controls are created in a single
> >>> >shot with counts > 1, the id.index doesn't contain the real value.
> >>> >The real index has to be taken via snd_ctl_get_ioffidx() as in the
> >>> >original code.
> >>> >
> >>> >This patch reverts the fixes partially to recover from the
> >>> >regression.
> >>> >
> >>> >Signed-off-by: Takashi Iwai <tiwai at suse.de>
> >>> >---
> >>> > sound/pci/hda/hda_generic.c | 5 +++--
> >>> > 1 file changed, 3 insertions(+), 2 deletions(-)
> >>> >
> >>> >diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
> >>> >index e4e71fa..29f37c9 100644
> >>> >--- a/sound/pci/hda/hda_generic.c
> >>> >+++ b/sound/pci/hda/hda_generic.c
> >>> >@@ -2675,7 +2675,8 @@ static int mux_enum_get(struct snd_kcontrol *kcontrol,
> >>> > {
> >>> > 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
> >>> > 	struct hda_gen_spec *spec = codec->spec;
> >>> >-	unsigned int adc_idx = kcontrol->id.index;
> >>> >+	/* the ctls are created at once with multiple counts */
> >>> >+	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
> >>> > 
> >>> > 	ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
> >>> > 	return 0;
> >>> >@@ -2685,7 +2686,7 @@ static int mux_enum_put(struct snd_kcontrol *kcontrol,
> >>> > 			    struct snd_ctl_elem_value *ucontrol)
> >>> > {
> >>> > 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
> >>> >-	unsigned int adc_idx = kcontrol->id.index;
> >>> >+	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
> >>> > 	return mux_select(codec, adc_idx,
> >>> > 			  ucontrol->value.enumerated.item[0]);
> >>> > }
> >>> 
> >>> The problem persists after commit d821c1ef2c8ada02f1feada071a37ced69b300fe,
> >>> master branch
> >>> 
> >>> arecord -fdat -Dplughw:0 -vv foo.wav
> >>> Recording WAVE 'foo.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo
> >>> Plug PCM: Hardware PCM card 0 'HDA ATI SB' device 0 subdevice 0
> >>> Its setup is:
> >>>   stream       : CAPTURE
> >>>   access       : RW_INTERLEAVED
> >>>   format       : S16_LE
> >>>   subformat    : STD
> >>>   channels     : 2
> >>>   rate         : 48000
> >>>   exact rate   : 48000 (48000/1)
> >>>   msbits       : 16
> >>>   buffer_size  : 24064
> >>>   period_size  : 6016
> >>>   period_time  : 125333
> >>>   tstamp_mode  : NONE
> >>>   period_step  : 1
> >>>   avail_min    : 6016
> >>>   period_event : 0
> >>>   start_threshold  : 1
> >>>   stop_threshold   : 24064
> >>>   silence_threshold: 0
> >>>   silence_size : 0
> >>>   boundary     : 6773413839565225984
> >>>   appl_ptr     : 0
> >>>   hw_ptr       : 0
> >>> ##### +                                            | 10%^C
> >>> 
> >>> Playing the foo.wav file I can only hear noise.
> >>
> >>You chose "Rear Mic" only in the third capture source.
> >>There are three "Input Source" controls, and the first one corresponds
> >>to the primary recording stream.
> >>
> >>> Simple mixer control 'Input Source',0
> >>>   Capabilities: cenum
> >>>   Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >>>   Item0: 'Line'
> >>> Simple mixer control 'Input Source',1
> >>>   Capabilities: cenum
> >>>   Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >>>   Item0: 'Front Mic'
> >>> Simple mixer control 'Input Source',2
> >>>   Capabilities: cenum
> >>>   Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >>>   Item0: 'Rear Mic'
> >>
> >>BTW, you should turn down the "Digital" capture volume to the half
> >>(0dB).  It's an artificial gain in software, so at best keep it in
> >>0dB.
> >>
> >>	% amixer -c0 set "Digital" 0dB
> >>
> >>
> >>Takashi
> >
> >It stops with error:
> >
> >arecord -fdat -Dplughw:0 -vv foo.wav
> >Recording WAVE 'foo.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo
> >Plug PCM: Hardware PCM card 0 'HDA ATI SB' device 0 subdevice 0
> >Its setup is:
> >  stream       : CAPTURE
> >  access       : RW_INTERLEAVED
> >  format       : S16_LE
> >  subformat    : STD
> >  channels     : 2
> >  rate         : 48000
> >  exact rate   : 48000 (48000/1)
> >  msbits       : 16
> >  buffer_size  : 24064
> >  period_size  : 6016
> >  period_time  : 125333
> >  tstamp_mode  : NONE
> >  period_step  : 1
> >  avail_min    : 6016
> >  period_event : 0
> >  start_threshold  : 1
> >  stop_threshold   : 24064
> >  silence_threshold: 0
> >  silence_size : 0
> >  boundary     : 6773413839565225984
> >  appl_ptr     : 0
> >  hw_ptr       : 0
> >arecord: pcm_read:1801: read error: Input/output error
> >
> >
> >
> >amixer
> >Simple mixer control 'Master',0
> >  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
> >  Playback channels: Mono
> >  Limits: Playback 0 - 39
> >  Mono: Playback 29 [74%] [-15.00dB] [on]
> >Simple mixer control 'Headphone',0
> >  Capabilities: pvolume pswitch penum
> >  Playback channels: Front Left - Front Right
> >  Limits: Playback 0 - 39
> >  Mono:
> >  Front Left: Playback 39 [100%] [0.00dB] [on]
> >  Front Right: Playback 39 [100%] [0.00dB] [on]
> >Simple mixer control 'PCM',0
> >  Capabilities: pvolume penum
> >  Playback channels: Front Left - Front Right
> >  Limits: Playback 0 - 255
> >  Mono:
> >  Front Left: Playback 255 [100%] [0.00dB]
> >  Front Right: Playback 255 [100%] [0.00dB]
> >Simple mixer control 'Front',0
> >  Capabilities: pvolume pswitch penum
> >  Playback channels: Front Left - Front Right
> >  Limits: Playback 0 - 39
> >  Mono:
> >  Front Left: Playback 39 [100%] [0.00dB] [on]
> >  Front Right: Playback 39 [100%] [0.00dB] [on]
> >Simple mixer control 'Front Mic Boost',0
> >  Capabilities: volume penum
> >  Playback channels: Front Left - Front Right
> >  Capture channels: Front Left - Front Right
> >  Limits: 0 - 3
> >  Front Left: 3 [100%] [30.00dB]
> >  Front Right: 3 [100%] [30.00dB]
> >Simple mixer control 'Surround',0
> >  Capabilities: pvolume pswitch penum
> >  Playback channels: Front Left - Front Right
> >  Limits: Playback 0 - 39
> >  Mono:
> >  Front Left: Playback 39 [100%] [0.00dB] [on]
> >  Front Right: Playback 39 [100%] [0.00dB] [on]
> >Simple mixer control 'Center',0
> >  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
> >  Playback channels: Mono
> >  Limits: Playback 0 - 39
> >  Mono: Playback 39 [100%] [0.00dB] [on]
> >Simple mixer control 'LFE',0
> >  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
> >  Playback channels: Mono
> >  Limits: Playback 0 - 39
> >  Mono: Playback 39 [100%] [0.00dB] [on]
> >Simple mixer control 'Side',0
> >  Capabilities: pvolume pswitch penum
> >  Playback channels: Front Left - Front Right
> >  Limits: Playback 0 - 39
> >  Mono:
> >  Front Left: Playback 39 [100%] [0.00dB] [on]
> >  Front Right: Playback 39 [100%] [0.00dB] [on]
> >Simple mixer control 'Line Boost',0
> >  Capabilities: volume penum
> >  Playback channels: Front Left - Front Right
> >  Capture channels: Front Left - Front Right
> >  Limits: 0 - 3
> >  Front Left: 3 [100%] [30.00dB]
> >  Front Right: 3 [100%] [30.00dB]
> >Simple mixer control 'IEC958',0
> >  Capabilities: pswitch pswitch-joined penum
> >  Playback channels: Mono
> >  Mono: Playback [off]
> >Simple mixer control 'IEC958 Default PCM',0
> >  Capabilities: pswitch pswitch-joined penum
> >  Playback channels: Mono
> >  Mono: Playback [off]
> >Simple mixer control 'Capture',0
> >  Capabilities: cvolume cswitch penum
> >  Capture channels: Front Left - Front Right
> >  Limits: Capture 0 - 54
> >  Front Left: Capture 54 [100%] [22.50dB] [on]
> >  Front Right: Capture 54 [100%] [22.50dB] [on]
> >Simple mixer control 'Capture',1
> >  Capabilities: cvolume cswitch penum
> >  Capture channels: Front Left - Front Right
> >  Limits: Capture 0 - 54
> >  Front Left: Capture 54 [100%] [22.50dB] [on]
> >  Front Right: Capture 54 [100%] [22.50dB] [on]
> >Simple mixer control 'Capture',2
> >  Capabilities: cvolume cswitch penum
> >  Capture channels: Front Left - Front Right
> >  Limits: Capture 0 - 54
> >  Front Left: Capture 54 [100%] [22.50dB] [on]
> >  Front Right: Capture 54 [100%] [22.50dB] [on]
> >Simple mixer control 'Auto-Mute Mode',0
> >  Capabilities: enum
> >  Items: 'Disabled' 'Enabled'
> >  Item0: 'Disabled'
> >Simple mixer control 'Digital',0
> >  Capabilities: cvolume penum
> >  Capture channels: Front Left - Front Right
> >  Limits: Capture 0 - 120
> >  Front Left: Capture 60 [50%] [0.00dB]
> >  Front Right: Capture 60 [50%] [0.00dB]
> >Simple mixer control 'Independent HP',0
> >  Capabilities: enum
> >  Items: 'Disabled' 'Enabled'
> >  Item0: 'Disabled'
> >Simple mixer control 'Input Source',0
> >  Capabilities: cenum
> >  Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >  Item0: 'Rear Mic'
> >Simple mixer control 'Input Source',1
> >  Capabilities: cenum
> >  Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >  Item0: 'Line'
> >Simple mixer control 'Input Source',2
> >  Capabilities: cenum
> >  Items: 'Front Mic' 'Rear Mic' 'Line' 'CD'
> >  Item0: 'Front Mic'
> >Simple mixer control 'Rear Mic Boost',0
> >  Capabilities: volume penum
> >  Playback channels: Front Left - Front Right
> >  Capture channels: Front Left - Front Right
> >  Limits: 0 - 3
> >  Front Left: 3 [100%] [30.00dB]
> >  Front Right: 3 [100%] [30.00dB]
> >
> >
> >Regards,
> 
> Sorry, forget my previous mail, I don't know what I did wrong, but the
> three input sources works.

OK, thanks for quick tests!


Takashi


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