[ALSA] Use posix clock monotonic for PCM and timer timestamps

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We need an accurate and continuous (monotonic) time sources to do
accurate synchronization among more timing sources. This patch allows
to enable monotonic timestamps for ALSA PCM devices and enables monotonic
timestamps for ALSA timer devices.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

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This commit is contained in:

Jaroslav Kysela 2007-12-13 10:19:42 +01:00

parent 25543fa785

commit b751eef1fd

5 changed files with 52 additions and 11 deletions

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2

sound/core/pcm_lib.c

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25

sound/core/pcm_native.c

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16

sound/core/timer.c

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