snd_seq_create_port 1250 sound/core/seq/seq_clientmgr.c 	port = snd_seq_create_port(client, (info.flags & SNDRV_SEQ_PORT_FLG_GIVEN_PORT) ? info.addr.port : -1);
snd_seq_create_port  106 sound/core/seq/seq_ports.h struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client, int port_index);