151 		struct snd_rawmidi_substream *substream;  member
173 		struct snd_rawmidi_substream *substream;  member
231 	if (!port->substream) {  in snd_usbmidi_input_data()
235 	if (!test_bit(port->substream->number, &ep->umidi->input_triggered))  in snd_usbmidi_input_data()
237 	snd_rawmidi_receive(port->substream, data, length);  in snd_usbmidi_input_data()
665 			if (snd_rawmidi_transmit(port->substream, &b, 1) != 1) {  in snd_usbmidi_standard_output()
742 	struct snd_rawmidi_substream *substream = ep->ports[0].substream;  in snd_usbmidi_akai_output()  local
752 		count = snd_rawmidi_transmit_peek(substream,  in snd_usbmidi_akai_output()
763 			snd_rawmidi_transmit_ack(substream, pos);  in snd_usbmidi_akai_output()
774 			snd_rawmidi_transmit_ack(substream, end);  in snd_usbmidi_akai_output()
783 			snd_rawmidi_transmit_ack(substream, count);  in snd_usbmidi_akai_output()
794 		snd_rawmidi_transmit_ack(substream, count);  in snd_usbmidi_akai_output()
826 	count = snd_rawmidi_transmit(ep->ports[0].substream,  in snd_usbmidi_novation_output()
860 	count = snd_rawmidi_transmit(ep->ports[0].substream,  in snd_usbmidi_raw_output()
918 	count = snd_rawmidi_transmit(ep->ports[0].substream,  in snd_usbmidi_us122l_output()
1031 		if (snd_rawmidi_transmit_peek(port->substream, buf, 1) != 1) {  in snd_usbmidi_emagic_output()
1048 		length = snd_rawmidi_transmit(port->substream, buf, buf_free);  in snd_usbmidi_emagic_output()
1090 static int substream_open(struct snd_rawmidi_substream *substream, int dir,  in substream_open()  argument
1093 	struct snd_usb_midi *umidi = substream->rmidi->private_data;  in substream_open()
1136 static int snd_usbmidi_output_open(struct snd_rawmidi_substream *substream)  in snd_usbmidi_output_open()  argument
1138 	struct snd_usb_midi *umidi = substream->rmidi->private_data;  in snd_usbmidi_output_open()
1145 				if (umidi->endpoints[i].out->ports[j].substream == substream) {  in snd_usbmidi_output_open()
1154 	substream->runtime->private_data = port;  in snd_usbmidi_output_open()
1156 	return substream_open(substream, 0, 1);  in snd_usbmidi_output_open()
1159 static int snd_usbmidi_output_close(struct snd_rawmidi_substream *substream)  in snd_usbmidi_output_close()  argument
1161 	return substream_open(substream, 0, 0);  in snd_usbmidi_output_close()
1164 static void snd_usbmidi_output_trigger(struct snd_rawmidi_substream *substream,  in snd_usbmidi_output_trigger()  argument
1168 		(struct usbmidi_out_port *)substream->runtime->private_data;  in snd_usbmidi_output_trigger()
1175 			while (!snd_rawmidi_transmit_empty(substream))  in snd_usbmidi_output_trigger()
1176 				snd_rawmidi_transmit_ack(substream, 1);  in snd_usbmidi_output_trigger()
1183 static void snd_usbmidi_output_drain(struct snd_rawmidi_substream *substream)  in snd_usbmidi_output_drain()  argument
1185 	struct usbmidi_out_port *port = substream->runtime->private_data;  in snd_usbmidi_output_drain()
1214 static int snd_usbmidi_input_open(struct snd_rawmidi_substream *substream)  in snd_usbmidi_input_open()  argument
1216 	return substream_open(substream, 1, 1);  in snd_usbmidi_input_open()
1219 static int snd_usbmidi_input_close(struct snd_rawmidi_substream *substream)  in snd_usbmidi_input_close()  argument
1221 	return substream_open(substream, 1, 0);  in snd_usbmidi_input_close()
1224 static void snd_usbmidi_input_trigger(struct snd_rawmidi_substream *substream,  in snd_usbmidi_input_trigger()  argument
1227 	struct snd_usb_midi *umidi = substream->rmidi->private_data;  in snd_usbmidi_input_trigger()
1230 		set_bit(substream->number, &umidi->input_triggered);  in snd_usbmidi_input_trigger()
1232 		clear_bit(substream->number, &umidi->input_triggered);  in snd_usbmidi_input_trigger()
1518 	struct snd_rawmidi_substream *substream;  in snd_usbmidi_find_substream()  local
1520 	list_for_each_entry(substream, &umidi->rmidi->streams[stream].substreams,  in snd_usbmidi_find_substream()
1522 		if (substream->number == number)  in snd_usbmidi_find_substream()
1523 			return substream;  in snd_usbmidi_find_substream()
1741 	struct snd_rawmidi_substream *substream =  in snd_usbmidi_init_substream()  local
1743 	if (!substream) {  in snd_usbmidi_init_substream()
1752 	snprintf(substream->name, sizeof(substream->name),  in snd_usbmidi_init_substream()
1755 	*rsubstream = substream;  in snd_usbmidi_init_substream()
1788 							   &umidi->endpoints[i].out->ports[j].substream);  in snd_usbmidi_create_endpoints()
1795 							   &umidi->endpoints[i].in->ports[j].substream);  in snd_usbmidi_create_endpoints()
2196 						   &umidi->endpoints[cable & 1].out->ports[cable].substream);  in snd_usbmidi_create_endpoints_midiman()
2201 						   &umidi->endpoints[0].in->ports[cable].substream);  in snd_usbmidi_create_endpoints_midiman()