84 		       struct snd_seq_event *ev,  in snd_midi_process_event()  argument
91 	if (ev == NULL || chanset == NULL) {  in snd_midi_process_event()
98 	if (snd_seq_ev_is_channel_type(ev)) {  in snd_midi_process_event()
99 		dest_channel = ev->data.note.channel;  in snd_midi_process_event()
111 	if (ev->type == SNDRV_SEQ_EVENT_NOTE)  in snd_midi_process_event()
116 	if (ev->type == SNDRV_SEQ_EVENT_NOTEON && ev->data.note.velocity == 0)  in snd_midi_process_event()
117 		ev->type = SNDRV_SEQ_EVENT_NOTEOFF;  in snd_midi_process_event()
120 	if (ev->type == SNDRV_SEQ_EVENT_NOTEON ||  in snd_midi_process_event()
121 	    ev->type == SNDRV_SEQ_EVENT_NOTEOFF ||  in snd_midi_process_event()
122 	    ev->type == SNDRV_SEQ_EVENT_KEYPRESS) {  in snd_midi_process_event()
123 		if (ev->data.note.note >= 128)  in snd_midi_process_event()
127 	switch (ev->type) {  in snd_midi_process_event()
129 		if (chan->note[ev->data.note.note] & SNDRV_MIDI_NOTE_ON) {  in snd_midi_process_event()
131 				ops->note_off(drv, ev->data.note.note, 0, chan);  in snd_midi_process_event()
133 		chan->note[ev->data.note.note] = SNDRV_MIDI_NOTE_ON;  in snd_midi_process_event()
135 			ops->note_on(drv, ev->data.note.note, ev->data.note.velocity, chan);  in snd_midi_process_event()
138 		if (! (chan->note[ev->data.note.note] & SNDRV_MIDI_NOTE_ON))  in snd_midi_process_event()
141 			note_off(ops, drv, chan, ev->data.note.note, ev->data.note.velocity);  in snd_midi_process_event()
145 			ops->key_press(drv, ev->data.note.note, ev->data.note.velocity, chan);  in snd_midi_process_event()
149 			   ev->data.control.param, ev->data.control.value);  in snd_midi_process_event()
152 		chan->midi_program = ev->data.control.value;  in snd_midi_process_event()
155 		chan->midi_pitchbend = ev->data.control.value;  in snd_midi_process_event()
160 		chan->midi_pressure = ev->data.control.value;  in snd_midi_process_event()
166 		if (ev->data.control.param < 32) {  in snd_midi_process_event()
168 			chan->control[ev->data.control.param + 32] =  in snd_midi_process_event()
169 				ev->data.control.value & 0x7f;  in snd_midi_process_event()
171 				   ev->data.control.param,  in snd_midi_process_event()
172 				   ((ev->data.control.value>>7) & 0x7f));  in snd_midi_process_event()
175 				   ev->data.control.param,  in snd_midi_process_event()
176 				   ev->data.control.value);  in snd_midi_process_event()
182 			= (ev->data.control.value >> 7) & 0x7f;  in snd_midi_process_event()
184 			= ev->data.control.value & 0x7f;  in snd_midi_process_event()
186 			= (ev->data.control.param >> 7) & 0x7f;  in snd_midi_process_event()
188 			= ev->data.control.param & 0x7f;  in snd_midi_process_event()
195 			= (ev->data.control.value >> 7) & 0x7f;  in snd_midi_process_event()
197 			= ev->data.control.value & 0x7f;  in snd_midi_process_event()
199 			= (ev->data.control.param >> 7) & 0x7f;  in snd_midi_process_event()
201 			= ev->data.control.param & 0x7f;  in snd_midi_process_event()
205 		if ((ev->flags & SNDRV_SEQ_EVENT_LENGTH_MASK) == SNDRV_SEQ_EVENT_LENGTH_VARIABLE) {  in snd_midi_process_event()
208 			len = snd_seq_expand_var_event(ev, sizeof(sysexbuf), sysexbuf, 1, 0);  in snd_midi_process_event()