Firmware broken in ALSA? - Raspberry Pi Forums


i getting ****ed off rpi, between sd-card corruption , poor firmware love has gone.

everytime sit down work find else has dropped off.

developing mp3 player, complete hardware , display. when install new sd-card , use rpi-update never know if audio problems or not !

application uses alsa, generates sound in normal way. drives display via spi.
http://www.youtube.com/watch?v=a6vpvdc5cs4

readme file rpi looks :
  • *********** kernel versions
    linux raspberrypi 3.6.11+ #375 preempt tue feb 12 01:41:07 gmt 2013 armv6l gnu/linux
    [ 9868.139726] bcm2835_audio_close:707 bcm2835_audio_close: failed on waiting event (status=0) fails

    linux raspberrypi 3.6.11+ #434 preempt wed may 1 21:13:52 bst 2013 armv6l gnu/linux works

    linux raspberrypi 3.6.11+ #452 preempt fri may 17 14:25:40 bst 2013 armv6l gnu/linux works

    linux raspberrypi 3.6.11+ #464 preempt thu jun 6 18:17:55 bst 2013 armv6l gnu/linux works
    version e6f0abde032163069972925f175c4a3a5617d46d (clean) (release)

    linux raspberrypi 3.6.11+ #474 preempt thu jun 13 17:14:42 bst 2013 armv6l gnu/linux fails
    version d380dde43fe729f043befb5cf775f99e54586cde (clean) (release)
when run code this:
  • layer: alsa recovered, current audio read method [caching]
    player: playsample() - underrun, alsa lib pcm.c:7339:(snd_pcm_recover) underrun occurred
    16/06/2013 16:1:49 audio pipe had data [429 chunks], blocking
    player: alsa recovered, current audio read method [caching]
    player: playsample() - underrun, alsa lib pcm.c:7339:(snd_pcm_recover) underrun occurred
    16/06/2013 16:1:51 audio pipe had data [429 chunks], blocking
    player: alsa recovered, current audio read method [caching]
installed latest raspian, have done apt-get update, apt-get upgrade , rpi-update more once. each claims "latest version".

blood pressure high today :-(

i on third pi, 1 bought when first released, , on third debian based image revision, , have yet to, nor ever rpi-update, unless there major specific problem may need fix in future. have no desire troubleshoot bleeding edge firmware issues, , prefer wait until tested , added normal update/upgrade cycle or part of new major image release. may have had problems day one, understand have been unavoidable in situation.


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