qemu/audio/trace-events

# See docs/devel/tracing.rst for syntax documentation.

# alsaaudio.c
alsa_revents(int revents) "revents = %d"
alsa_pollout(int i, int fd) "i = %d fd = %d"
alsa_set_handler(int events, int index, int fd, int err) "events=0x%x index=%d fd=%d err=%d"
alsa_wrote_zero(int len) "Failed to write %d frames (wrote zero)"
alsa_read_zero(long len) "Failed to read %ld frames (read zero)"
alsa_xrun_out(void) "Recovering from playback xrun"
alsa_xrun_in(void) "Recovering from capture xrun"
alsa_resume_out(void) "Resuming suspended output stream"

# ossaudio.c
oss_version(int version) "OSS version = 0x%x"

# dbusaudio.c
dbus_audio_register(const char *s, const char *dir) "sender = %s, dir = %s"
dbus_audio_put_buffer_out(size_t pos, size_t size) "buf_pos = %zu, buf_size = %zu"
dbus_audio_read(size_t len) "len = %zu"

# pwaudio.c
pw_state_changed(int nodeid, const char *s) "node id: %d stream state: %s"
pw_read(int32_t avail, uint32_t index, size_t len) "avail=%d index=%u len=%zu"
pw_write(int32_t filled, int32_t avail, uint32_t index, size_t len) "filled=%d avail=%d index=%u len=%zu"
pw_vol(const char *ret) "set volume: %s"
pw_period(uint64_t quantum, uint32_t rate) "period =%" PRIu64 "/%u"
pw_audio_init(void) "Initialize PipeWire context"

# audio.c
audio_timer_start(int interval) "interval %d ms"
audio_timer_stop(void) ""
audio_timer_delayed(int interval) "interval %d ms"