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From: Clemens Ladisch <clemens@ladisch.de>
To: Azizul Hakim <azizulfahim2002@gmail.com>, alsa-devel@alsa-project.org
Subject: Re: Audio Driver Works In Ubuntu but Crash in Debian	After 2nd Run
Date: Tue, 16 Jun 2015 09:50:14 +0200	[thread overview]
Message-ID: <557FD536.3020906@ladisch.de> (raw)
In-Reply-To: <CA+k7WwYp8aN0OWmSNjtYq-4w4s+00Ej7tcsjiqbj7BbiJ+MtQQ@mail.gmail.com>

Azizul Hakim wrote:
> kernel: ALSA sound/core/pcm_lib.c:1910 playback write error (DMA or IRQ trouble?)

This message means that the playback position did not advance.

This typically indicates that your driver did not actually start the
DMA, or that interrupts do not arrive correctly, or that your .pointer
callback is buggy.


Regards,
Clemens

  parent reply	other threads:[~2015-06-16  7:50 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-14  3:18 Audio Driver Works In Ubuntu but Crash in Debian After 2nd Run Azizul Hakim
2015-06-15 14:26 ` Azizul Hakim
2015-06-16  7:50 ` Clemens Ladisch [this message]
2015-06-16 19:30   ` Azizul Hakim
2015-06-17  8:01     ` Clemens Ladisch
2015-06-17  9:05       ` Liam Girdwood
2015-06-17 14:53         ` Azizul Hakim
2015-06-19  4:32           ` Azizul Hakim
2015-06-19  5:56             ` Takashi Sakamoto
2015-06-19  6:21               ` Takashi Sakamoto
2015-06-20  2:52                 ` Takashi Sakamoto
2015-06-19  8:01             ` Clemens Ladisch
2015-06-21 14:34             ` Raymond Yau
2015-06-22  6:55           ` Peter Ujfalusi
2015-06-22 15:00             ` Azizul Hakim
2015-06-26 14:20               ` Antonio Ospite

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