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[ALSA] rawmidi: add get_port_info callback for sequencer information flags

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Add a get_port_info callback to the snd_rawmidi_global_ops structure to
allow the USB MIDI driver to supply information flags for the sequencer
ports created by seq_midi.

Signed-off-by: Clemens Ladisch <[email protected]>
This commit is contained in:
Clemens Ladisch 2006-05-02 16:22:12 +02:00 • committed by Jaroslav Kysela
commit a7b928ac5f
3 changed files with 136 additions and 70 deletions
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3
include/sound/rawmidi.h
View file

@ -46,6 +46,7 @@
struct snd_rawmidi;
struct snd_rawmidi_substream;
struct snd_seq_port_info;
struct snd_rawmidi_ops {
int (*open) (struct snd_rawmidi_substream * substream);
@ -57,6 +58,8 @@ struct snd_rawmidi_ops {
struct snd_rawmidi_global_ops {
int (*dev_register) (struct snd_rawmidi * rmidi);
int (*dev_unregister) (struct snd_rawmidi * rmidi);
void (*get_port_info)(struct snd_rawmidi *rmidi, int number,
struct snd_seq_port_info *info);
};
struct snd_rawmidi_runtime {