From aa7e30bd74d7830abe0a649df4f2c6185541a32d Mon Sep 17 00:00:00 2001 From: Miroslav Urbanek Date: Fri, 9 Sep 2016 11:50:27 +0200 Subject: Explicitly enable timestamps in the ALSA backend Fixes negative values in xrun reports on Linux kernels 4.0 and above. --- drivers/alsa/alsa_driver.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/alsa/alsa_driver.c') diff --git a/drivers/alsa/alsa_driver.c b/drivers/alsa/alsa_driver.c index ca501e3..728d42f 100644 --- a/drivers/alsa/alsa_driver.c +++ b/drivers/alsa/alsa_driver.c @@ -573,6 +573,11 @@ alsa_driver_configure_stream (alsa_driver_t *driver, char *device_name, return -1; } + if ((err = snd_pcm_sw_params_set_tstamp_mode(handle, sw_params, SND_PCM_TSTAMP_ENABLE)) < 0) { + jack_error("ALSA: cannot set tstamp mode for %s", stream_name); + return -1; + } + if ((err = snd_pcm_sw_params (handle, sw_params)) < 0) { jack_error ("ALSA: cannot set software parameters for %s\n", stream_name); -- cgit v1.2.1