ALSA: pcm: don't override timestamp unconditionally
authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Fri, 6 Feb 2015 21:55:50 +0000 (15:55 -0600)
committerTakashi Iwai <tiwai@suse.de>
Mon, 9 Feb 2015 15:01:21 +0000 (16:01 +0100)
timestamp in RUNNING mode is already taken in update_hw_ptr routine,
getting a new timestamp introduces offset between hw_ptr, audio_tstamp
and system time

Add else condition to read timestamp as fallback and only when
enabled

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/core/pcm_native.c

Simple merge