Messages in this thread | | | Date | Thu, 11 Mar 2010 08:30:21 +0100 (CET) | From | Jaroslav Kysela <> | Subject | Re: [alsa-devel] [PATCH]Support MCP89 and GT21x hdmi audio |
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On Wed, 10 Mar 2010, VDR User wrote:
> [pid 22651] ioctl(21, 0x80044121, 0xb439d2cc) = -1 EPIPE (Broken pipe) > pcm_hw.c: snd_pcm_hw_delay() SNDRV_PCM_IOCTL_DELAY failed.
-EPIPE means underrun condition.
Try 'echo 101 > /proc/asound/card0/pcm0p/xrun_debug' and send dmesg output to check if the ring buffer pointer in the hda-intel driver does not return wrong values. Replace card0 and pcm0p with right identifiers (look to 'aplay -l' for right numbers).
More info: http://www.alsa-project.org/main/index.php/XRUN_Debug
Jaroslav
----- Jaroslav Kysela <perex@perex.cz> Linux Kernel Sound Maintainer ALSA Project, Red Hat, Inc.
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