On 21 Apr 2009, at 14:00, Takashi Iwai wrote: > At Tue, 21 Apr 2009 13:49:17 +0200, > Peter-Jan Deweirdt wrote: >> >> >> On 21 Apr 2009, at 13:41, Takashi Iwai wrote: >> >>> At Tue, 21 Apr 2009 09:24:31 +0200, >>> Peter-Jan Deweirdt wrote: >>>> >>>> Hi, >>>> >>>> This is the patch that I've changed to the 2.6.29 kernel. However I >>>> need some more help for playing the audio. Since I don't really >>>> know >>>> what is happening. >>>> >>>> It's detecting my audio chip. (a part of dmesg) >>>> [ 5.171478] Advanced Linux Sound Architecture Driver Version >>>> 1.0.18a. >>>> [ 5.176635] HDA Intel 0000:00:1b.0: setting latency timer to 64 >>>> [ 5.220417] ALSA device list: >>>> [ 5.220434] #0: HDA Intel MID at 0xd0010000 irq 22 >>>> >>>> So it looks like my audio card is found. Some more outputs >>>> >>>> lspci -v >>>> 00:1b.0 Audio device: Intel Corporation System Controller Hub (SCH >>>> Poulsbo) HD Audio Controller (rev 06) >>>> Subsystem: Intel Corporation Unknown device 8119 >>>> Flags: bus master, fast devsel, latency 0, IRQ 22 >>>> Memory at d0010000 (64-bit, non-prefetchable) [size=16K] >>>> Capabilities: [50] Power Management version 2 >>>> Capabilities: [70] Express Root Complex Integrated Endpoint, MSI >>>> 00 >>>> Kernel driver in use: HDA Intel >>>> >>>> >>>> [root@localhost ~]# cat /proc/asound/cards >>>> 0 [MID ]: HDA-Intel - HDA Intel MID >>>> HDA Intel MID at 0xd0010000 irq 22 >>>> [root@localhost ~]# >>>> >>>> [root@localhost ~]# aplay -l >>>> **** List of PLAYBACK Hardware Devices **** >>>> card 0: MID [HDA Intel MID], device 0: CS4207 Analog [CS4207 >>>> Analog] >>>> Subdevices: 1/1 >>>> Subdevice #0: subdevice #0 >>>> card 0: MID [HDA Intel MID], device 1: CS4207 Digital [CS4207 >>>> Digital] >>>> Subdevices: 1/1 >>>> Subdevice #0: subdevice #0 >>>> [root@localhost ~]# >>>> >>>> >>>> [root@localhost ~]# aplay -L >>>> front:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Analog >>>> Front speakers >>>> surround40:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Analog >>>> 4.0 Surround output to Front and Rear speakers >>>> surround41:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Analog >>>> 4.1 Surround output to Front, Rear and Subwoofer speakers >>>> surround50:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Analog >>>> 5.0 Surround output to Front, Center and Rear speakers >>>> surround51:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Analog >>>> 5.1 Surround output to Front, Center, Rear and Subwoofer >>>> speakers >>>> surround71:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Analog >>>> 7.1 Surround output to Front, Center, Side, Rear and Woofer >>>> speakers >>>> iec958:CARD=MID,DEV=0 >>>> HDA Intel MID, CS4207 Digital >>>> IEC958 (S/PDIF) Digital Audio Output >>>> null >>>> Discard all samples (playback) or generate zero samples >>>> (capture) >>>> pulse >>>> PulseAudio Sound Server >>>> default >>>> Default >>>> [root@localhost ~]# >>>> >>>> [root@localhost ~]# ls -al /dev/snd/ >>>> total 0 >>>> drwxr-xr-x 2 root root 200 Mar 24 20:00 . >>>> drwxr-xr-x 15 root root 3360 Mar 24 20:00 .. >>>> crw-rw---- 1 root audio 116, 9 Mar 24 20:00 controlC0 >>>> crw-rw---- 1 root audio 116, 8 Mar 24 20:00 hwC0D0 >>>> crw-rw---- 1 root audio 116, 7 Mar 24 20:00 pcmC0D0c >>>> crw-rw---- 1 root audio 116, 6 Mar 24 20:58 pcmC0D0p >>>> crw-rw---- 1 root audio 116, 5 Mar 24 20:00 pcmC0D1c >>>> crw-rw---- 1 root audio 116, 4 Mar 24 20:30 pcmC0D1p >>>> crw-rw---- 1 root audio 116, 3 Mar 24 20:00 seq >>>> crw-rw---- 1 root audio 116, 2 Mar 24 20:00 timer >>>> [root@localhost ~]# >>> >>> All look good, so far. >> >> Why am I missing /dev/dsp, /dev/audio, ... > > You didn't load OSS emulation modules, such as snd-pcm-oss. Well I'm using moblin. I tried with the kernel that you can download from the site but that was also no go. Why would I need OSS emulation? What is that? > > >> >> >>> >>> >>> >>>> The problems that I'm having is: >>>> - How to play audio? >>> >>> % aplay foo.wav >> >> [root@localhost ~]# aplay tara.wav >> ALSA lib pulse.c:272:(pulse_connect) PulseAudio: Unable to connect: >> Connection refused >> >> aplay: main:590: audio open error: Connection refused > > It's a problem of pulseaudio, for example, PA isn't started > automatically by some reason. This is the output from pulseaudio with the verbose flag: [root@localhost ~]# pulseaudio -v I: core-util.c: Successfully gained nice level -11. W: ltdl-bind-now.c: Failed to find original dlopen loader. W: main.c: This program is not intended to be run as root (unless -- system is specified). I: main.c: This is PulseAudio 0.9.14 I: main.c: Page size is 4096 bytes I: main.c: Machine ID is 061605e6c528796142fe9e3249c97497. I: main.c: Using runtime directory /root/.pulse/ 061605e6c528796142fe9e3249c97497:runtime. I: main.c: Using state directory /root/.pulse. I: main.c: Running in system mode: no W: pid.c: Stale PID file, overwriting. I: main.c: Dude, your kernel stinks! The chef's recommendation today is Linux with high-resolution timers enabled! I: module-hal-detect.c: Trying capability alsa N: module-alsa-sink.c: Disabling timer-based scheduling because high- resolution timers are not available from the kernel. I: module-alsa-sink.c: Successfully opened device front:0. I: module-alsa-sink.c: Successfully enabled mmap() mode. I: (alsa-lib)control.c: Invalid CTL front:0 I: alsa-util.c: Unable to attach to mixer front:0: No such file or directory I: alsa-util.c: Successfully attached to mixer 'hw:0' I: alsa-util.c: Cannot find mixer control "Master". I: alsa-util.c: Using mixer control "PCM". I: sink.c: Created sink 0 "alsa_output.pci_8086_811b_sound_card_0_alsa_playback_0" with sample spec s16le 2ch 44100Hz and channel map front-left,front-right I: source.c: Created source 0 "alsa_output.pci_8086_811b_sound_card_0_alsa_playback_0.monitor" with sample spec s16le 2ch 44100Hz and channel map front-left,front-right I: module-alsa-sink.c: Using 4 fragments of size 4352 bytes, buffer time is 98.68ms I: module-alsa-sink.c: Volume ranges from 0 to 255. I: module-alsa-sink.c: Volume ranges from -51.00 dB to 0.00 dB. I: alsa-util.c: All 2 channels can be mapped to mixer channels. I: module-alsa-sink.c: Using hardware volume control. Hardware dB scale supported. I: module-alsa-sink.c: Using software mute control. I: module-alsa-sink.c: Starting playback. Soft CPU time limit exhausted, terminating. Hard CPU time limit exhausted, terminating forcibly. Aborted (core dumped) [root@localhost ~]# Any suggestions? > > >> [root@localhost ~]# >> >> Looks like PulseAudio is not running. When I try to start it I get >> this: >> [root@localhost ~]# pulseaudio >> W: ltdl-bind-now.c: Failed to find original dlopen loader. >> W: main.c: This program is not intended to be run as root (unless -- >> system is specified). >> W: pid.c: Stale PID file, overwriting. >> N: module-alsa-sink.c: Disabling timer-based scheduling because high- >> resolution timers are not available from the kernel. >> Soft CPU time limit exhausted, terminating. >> Hard CPU time limit exhausted, terminating forcibly. >> Aborted (core dumped) >> [root@localhost ~]# >> >> dump from dmesg >> [ 610.355008] ALSA sound/pci/hda/hda_intel.c:648: hda_intel: >> azx_get_response timeout, switching to single_cmd mode: last >> cmd=0x009f000c > > Looks like an invalid verb. Maybe an error in the cirrus patch. > This is the likely reason why PA got screwed, too. > But, you should try really later version of the kernel if you use PA. > > Or, avoid PA for the primary testing unless all things are sorted > out. > I'm not sure if I need PA. But with on my development platform it was very easy to test by writing a wav file to /dev/audio and I had sound. I don't know if this has anything to do with PA. > >>>> - I am seeing 2 playback devices (what is correct) but no >>>> headphones >>> >>> The streams are just for analog and digital outputs. >>> The analog outputs are switched either by the automatic HP jack >>> detection or manual switch (if any). >> >> So this means that I'm nog going to be able to play audio on the >> LineOut1, LineOut2 and HP at the same time? > > Depending on the implementation, but usually yes. > > >>>> - How can I see the difference between the MIC in and LINE IN? >>> >>> Via mixer controls. >> >> How can I use the mixer controls? Do I need some specific devices? > > Via a mixer app. And, no, no special device is needed. The mixer > is controlled over the control device, /dev/snd/control*. Can you guide me trough to verify why PA is not working and how I can play and capture audio? PJ > > > > Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
