[alsa-devel] hda- Disable Sticky PCM

[Raymond Yau]

2011/9/15 Takashi Iwai <tiwai at suse.de>:
> At Thu, 15 Sep 2011 22:23:12 +0800,
> Raymond Yau wrote:
>>
>> BTW, there is some strange behaviour of the non-sticky pcm
>> implementation on ad1988
>>
>> Refer to commit 0e7adbe263f89ea2ef15b5af5e80a812b2a85025
>>
>> Disable sticky PCM stream assignment for AD codecs
>>
>> why hda_codec_cleanup_stream is called twice  and this also occur with
>> capture and playback
>
> Isn't it just the power-save?  The suspend calls
> hda_cleanup_all_streams().
>
> That is, the first call is the normal one, and it doesn't clean up the
> stream actually because of stickiness.  The second call is the real
> cleanup at power-saving.
>
>
> Takashi
>

by adding prinkt statement in really cleanup steam() function,
really_cleanup_stream is called twice
so why is second call if the stream is already really cleanup


ALSA hda_intel.c:1755: azx_pcm_prepare: bufsize=0x10000, format=0x4011
ALSA hda_codec.c:1412: hda_codec_setup_stream: NID=0x4, stream=0x5,
channel=0, format=0x4011
ALSA hda_codec.c:1412: hda_codec_setup_stream: NID=0x3, stream=0x5,
channel=0, format=0x4011
ALSA hda_codec.c:1412: hda_codec_setup_stream: NID=0x6, stream=0x5,
channel=0, format=0x4011
ALSA hda_codec.c:1412: hda_codec_setup_stream: NID=0x5, stream=0x5,
channel=0, format=0x4011
ALSA hda_codec.c:1412: hda_codec_setup_stream: NID=0xa, stream=0x5,
channel=0, format=0x4011
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x4
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x6
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x5
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0xa
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x3
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x4
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x6
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x5
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0xa
really cleanup steam
ALSA hda_codec.c:1475: hda_codec_cleanup_stream: NID=0x3
really cleanup steam