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Searched refs:timer_fd (Results 1 – 6 of 6) sorted by relevance

/aosp12/hardware/qcom/audio/legacy/libalsa-intf/
H A Dalsa_pcm.c660 pcm->timer_fd = open("/dev/snd/timer", O_RDWR | O_NONBLOCK); in enable_timer()
661 if (pcm->timer_fd < 0) { in enable_timer()
669 if (ioctl(pcm->timer_fd, SNDRV_TIMER_IOCTL_TREAD, &arg) < 0) { in enable_timer()
689 if (ioctl(pcm->timer_fd, SNDRV_TIMER_IOCTL_SELECT, &sel) < 0) { in enable_timer()
691 close(pcm->timer_fd); in enable_timer()
700 if (ioctl(pcm->timer_fd, SNDRV_TIMER_IOCTL_PARAMS, &timer_param)< 0) { in enable_timer()
703 if (ioctl(pcm->timer_fd, SNDRV_TIMER_IOCTL_START) < 0) { in enable_timer()
704 close(pcm->timer_fd); in enable_timer()
713 if (ioctl(pcm->timer_fd, SNDRV_TIMER_IOCTL_STOP) < 0) in disable_timer()
715 return close(pcm->timer_fd); in disable_timer()
H A Dalsa_audio.h26 int timer_fd; member
H A Daplay.c278 pfd[0].fd = pcm->timer_fd; in play_file()
/aosp12/frameworks/native/libs/vr/libvrflinger/
H A Dhardware_composer.cpp708 const int timer_fd = vsync_sleep_timer_fd_.Get(); in SleepUntil() local
714 timerfd_settime(timer_fd, TFD_TIMER_ABSTIME, &wakeup_itimerspec, nullptr); in SleepUntil()
/aosp12/system/bt/gd/docs/architecture/
H A Dstyle_guide.md103 * alarm.cc: Linux generic implementation of alarm.h using timer_fd
/aosp12/hardware/qcom/audio/legacy/alsa_sound/
H A DAudioUsbALSA.cpp811 pfdUsbPlayback[0].fd = musbPlaybackHandle->timer_fd; in PlaybackThreadEntry()