add some initial timing points for dsp stats
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462352102c
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1777cf8f69
@ -849,6 +849,17 @@ public:
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return false;
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return false;
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}
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}
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enum TimingTypes {
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DeviceWait = 0,
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PreProcess = 1,
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ProcessCallback = 2,
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PostProcess = 3,
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/* end */
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NTT = 4
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};
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PBD::TimingStats dsp_stats[NTT];
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protected:
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protected:
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AudioBackendInfo& _info;
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AudioBackendInfo& _info;
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AudioEngine& engine;
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AudioEngine& engine;
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@ -250,6 +250,14 @@ class LIBARDOUR_API AudioEngine : public PortManager, public SessionHandlePtr
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void add_pending_port_deletion (Port*);
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void add_pending_port_deletion (Port*);
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void queue_latency_update (bool);
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void queue_latency_update (bool);
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enum TimingTypes {
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ProcessCallback = 0,
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/* end */
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NTT = 1
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};
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PBD::TimingStats dsp_stats[NTT];
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private:
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private:
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AudioEngine ();
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AudioEngine ();
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@ -1322,6 +1322,17 @@ public:
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std::vector<struct ptflookup> ptfwavpair;
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std::vector<struct ptflookup> ptfwavpair;
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SourceList pt_imported_sources;
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SourceList pt_imported_sources;
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enum TimingTypes {
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OverallProcess = 0,
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ProcessFunction = 1,
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NoRoll = 2,
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Roll = 3,
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/* end */
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NTT = 4
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};
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PBD::TimingStats dsp_stats[NTT];
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protected:
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protected:
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friend class AudioEngine;
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friend class AudioEngine;
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void set_block_size (pframes_t nframes);
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void set_block_size (pframes_t nframes);
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@ -228,6 +228,7 @@ __attribute__((annotate("realtime")))
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int
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int
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AudioEngine::process_callback (pframes_t nframes)
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AudioEngine::process_callback (pframes_t nframes)
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{
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{
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TimerRAII tr (dsp_stats[ProcessCallback]);
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Glib::Threads::Mutex::Lock tm (_process_lock, Glib::Threads::TRY_LOCK);
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Glib::Threads::Mutex::Lock tm (_process_lock, Glib::Threads::TRY_LOCK);
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Port::set_speed_ratio (1.0);
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Port::set_speed_ratio (1.0);
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@ -74,6 +74,8 @@ using namespace std;
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void
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void
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Session::process (pframes_t nframes)
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Session::process (pframes_t nframes)
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{
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{
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TimerRAII tr (dsp_stats[OverallProcess]);
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samplepos_t transport_at_start = _transport_sample;
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samplepos_t transport_at_start = _transport_sample;
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_silent = false;
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_silent = false;
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@ -166,6 +168,7 @@ int
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Session::no_roll (pframes_t nframes)
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Session::no_roll (pframes_t nframes)
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{
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{
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PT_TIMING_CHECK (4);
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PT_TIMING_CHECK (4);
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TimerRAII tr (dsp_stats[NoRoll]);
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samplepos_t end_sample = _transport_sample + floor (nframes * _transport_fsm->transport_speed());
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samplepos_t end_sample = _transport_sample + floor (nframes * _transport_fsm->transport_speed());
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int ret = 0;
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int ret = 0;
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@ -212,6 +215,7 @@ Session::no_roll (pframes_t nframes)
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int
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int
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Session::process_routes (pframes_t nframes, bool& need_butler)
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Session::process_routes (pframes_t nframes, bool& need_butler)
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{
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{
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TimerRAII tr (dsp_stats[Roll]);
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boost::shared_ptr<RouteList> r = routes.reader ();
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boost::shared_ptr<RouteList> r = routes.reader ();
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const samplepos_t start_sample = _transport_sample;
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const samplepos_t start_sample = _transport_sample;
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@ -331,6 +335,7 @@ void
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Session::process_with_events (pframes_t nframes)
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Session::process_with_events (pframes_t nframes)
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{
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{
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PT_TIMING_CHECK (3);
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PT_TIMING_CHECK (3);
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TimerRAII tr (dsp_stats[ProcessFunction]);
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SessionEvent* ev;
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SessionEvent* ev;
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pframes_t this_nframes;
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pframes_t this_nframes;
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@ -631,6 +636,7 @@ Session::transport_locked () const
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void
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void
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Session::process_without_events (pframes_t nframes)
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Session::process_without_events (pframes_t nframes)
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{
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{
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TimerRAII tr (dsp_stats[ProcessFunction]);
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bool session_needs_butler = false;
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bool session_needs_butler = false;
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samplecnt_t samples_moved;
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samplecnt_t samples_moved;
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@ -1852,9 +1852,12 @@ AlsaAudioBackend::main_process_thread ()
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}
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}
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if (!_freewheel) {
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if (!_freewheel) {
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dsp_stats[DeviceWait].start();
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nr = _pcmi->pcm_wait ();
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nr = _pcmi->pcm_wait ();
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dsp_stats[DeviceWait].update();
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/* update DLL */
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/* update DLL */
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dsp_stats[PreProcess].start();
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uint64_t clock0 = g_get_monotonic_time ();
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uint64_t clock0 = g_get_monotonic_time ();
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if (reset_dll || last_n_periods != 1) {
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if (reset_dll || last_n_periods != 1) {
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reset_dll = false;
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reset_dll = false;
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@ -1957,11 +1960,13 @@ AlsaAudioBackend::main_process_thread ()
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/* call engine process callback */
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/* call engine process callback */
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_last_process_start = g_get_monotonic_time ();
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_last_process_start = g_get_monotonic_time ();
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dsp_stats[PreProcess].update();
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if (engine.process_callback (_samples_per_period)) {
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if (engine.process_callback (_samples_per_period)) {
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_pcmi->pcm_stop ();
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_pcmi->pcm_stop ();
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_active = false;
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_active = false;
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return 0;
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return 0;
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}
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}
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dsp_stats[PostProcess].start ();
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/* only used when adding/removing MIDI device/system ports */
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/* only used when adding/removing MIDI device/system ports */
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pthread_mutex_lock (&_device_port_mutex);
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pthread_mutex_lock (&_device_port_mutex);
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@ -2012,6 +2017,8 @@ AlsaAudioBackend::main_process_thread ()
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_dsp_load_calc.set_stop_timestamp_us (g_get_monotonic_time ());
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_dsp_load_calc.set_stop_timestamp_us (g_get_monotonic_time ());
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_dsp_load = _dsp_load_calc.get_dsp_load ();
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_dsp_load = _dsp_load_calc.get_dsp_load ();
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++last_n_periods;
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++last_n_periods;
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dsp_stats[PostProcess].update ();
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}
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}
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if (xrun && (_pcmi->capt_xrun () > 0 || _pcmi->play_xrun () > 0)) {
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if (xrun && (_pcmi->capt_xrun () > 0 || _pcmi->play_xrun () > 0)) {
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