ALSA: fireworks: code refactoring for rawmidi.open/close
authorTakashi Sakamoto <o-takashi@sakamocchi.jp>
Wed, 12 Jun 2019 08:44:09 +0000 (17:44 +0900)
committerTakashi Iwai <tiwai@suse.de>
Wed, 12 Jun 2019 13:26:50 +0000 (15:26 +0200)
Two sets of callbacks for rawmidi.open/close but they have the same
codes. This commit unifies each of the callbacks.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/firewire/fireworks/fireworks_midi.c

index 7e78cdfe699e467ea5f2235c2894283ab9922ffa..ee5dc7be70b6d68e76aba2da91ae95adff33418e 100644 (file)
@@ -8,7 +8,7 @@
  */
 #include "fireworks.h"
 
-static int midi_capture_open(struct snd_rawmidi_substream *substream)
+static int midi_open(struct snd_rawmidi_substream *substream)
 {
        struct snd_efw *efw = substream->rmidi->private_data;
        int err;
@@ -23,44 +23,11 @@ static int midi_capture_open(struct snd_rawmidi_substream *substream)
        mutex_unlock(&efw->mutex);
        if (err < 0)
                snd_efw_stream_lock_release(efw);
-
 end:
        return err;
 }
 
-static int midi_playback_open(struct snd_rawmidi_substream *substream)
-{
-       struct snd_efw *efw = substream->rmidi->private_data;
-       int err;
-
-       err = snd_efw_stream_lock_try(efw);
-       if (err < 0)
-               goto end;
-
-       mutex_lock(&efw->mutex);
-       ++efw->substreams_counter;
-       err = snd_efw_stream_start_duplex(efw, 0);
-       mutex_unlock(&efw->mutex);
-       if (err < 0)
-               snd_efw_stream_lock_release(efw);
-end:
-       return err;
-}
-
-static int midi_capture_close(struct snd_rawmidi_substream *substream)
-{
-       struct snd_efw *efw = substream->rmidi->private_data;
-
-       mutex_lock(&efw->mutex);
-       --efw->substreams_counter;
-       snd_efw_stream_stop_duplex(efw);
-       mutex_unlock(&efw->mutex);
-
-       snd_efw_stream_lock_release(efw);
-       return 0;
-}
-
-static int midi_playback_close(struct snd_rawmidi_substream *substream)
+static int midi_close(struct snd_rawmidi_substream *substream)
 {
        struct snd_efw *efw = substream->rmidi->private_data;
 
@@ -121,13 +88,13 @@ static void set_midi_substream_names(struct snd_efw *efw,
 int snd_efw_create_midi_devices(struct snd_efw *efw)
 {
        static const struct snd_rawmidi_ops capture_ops = {
-               .open           = midi_capture_open,
-               .close          = midi_capture_close,
+               .open           = midi_open,
+               .close          = midi_close,
                .trigger        = midi_capture_trigger,
        };
        static const struct snd_rawmidi_ops playback_ops = {
-               .open           = midi_playback_open,
-               .close          = midi_playback_close,
+               .open           = midi_open,
+               .close          = midi_close,
                .trigger        = midi_playback_trigger,
        };
        struct snd_rawmidi *rmidi;