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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 <clemens@ladisch.de>
This commit is contained in:
Clemens Ladisch
2006-05-02 16:22:12 +02:00
committed by Jaroslav Kysela
parent 450047a78f
commit a7b928ac5f
3 changed files with 136 additions and 70 deletions
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3
sound/core/seq/seq_midi.c
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@@ -278,6 +278,7 @@ snd_seq_midisynth_register_port(struct snd_seq_device *dev)
struct seq_midisynth *msynth, *ms;
struct snd_seq_port_info *port;
struct snd_rawmidi_info *info;
struct snd_rawmidi *rmidi = dev->private_data;
int newclient = 0;
unsigned int p, ports;
struct snd_seq_port_callback pcallbacks;
@@ -389,6 +390,8 @@ snd_seq_midisynth_register_port(struct snd_seq_device *dev)
pcallbacks.unuse = midisynth_unuse;
pcallbacks.event_input = event_process_midi;
port->kernel = &pcallbacks;
if (rmidi->ops && rmidi->ops->get_port_info)
rmidi->ops->get_port_info(rmidi, p, port);
if (snd_seq_kernel_client_ctl(client->seq_client, SNDRV_SEQ_IOCTL_CREATE_PORT, port)<0)
goto __nomem;
ms->seq_client = client->seq_client;