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Diffstat (limited to 'sound/core/rawmidi.c')
-rw-r--r--sound/core/rawmidi.c47
1 files changed, 23 insertions, 24 deletions
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index 6fc71a4c8a51..b5a748596fc4 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -57,11 +57,11 @@ static LIST_HEAD(snd_rawmidi_devices);
static DEFINE_MUTEX(register_mutex);
#define rmidi_err(rmidi, fmt, args...) \
- dev_err((rmidi)->card->dev, fmt, ##args)
+ dev_err(&(rmidi)->dev, fmt, ##args)
#define rmidi_warn(rmidi, fmt, args...) \
- dev_warn((rmidi)->card->dev, fmt, ##args)
+ dev_warn(&(rmidi)->dev, fmt, ##args)
#define rmidi_dbg(rmidi, fmt, args...) \
- dev_dbg((rmidi)->card->dev, fmt, ##args)
+ dev_dbg(&(rmidi)->dev, fmt, ##args)
static struct snd_rawmidi *snd_rawmidi_search(struct snd_card *card, int device)
{
@@ -369,7 +369,6 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file)
struct snd_rawmidi *rmidi;
struct snd_rawmidi_file *rawmidi_file = NULL;
wait_queue_t wait;
- struct snd_ctl_file *kctl;
if ((file->f_flags & O_APPEND) && !(file->f_flags & O_NONBLOCK))
return -EINVAL; /* invalid combination */
@@ -413,16 +412,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file)
init_waitqueue_entry(&wait, current);
add_wait_queue(&rmidi->open_wait, &wait);
while (1) {
- subdevice = -1;
- read_lock(&card->ctl_files_rwlock);
- list_for_each_entry(kctl, &card->ctl_files, list) {
- if (kctl->pid == task_pid(current)) {
- subdevice = kctl->prefer_rawmidi_subdevice;
- if (subdevice != -1)
- break;
- }
- }
- read_unlock(&card->ctl_files_rwlock);
+ subdevice = snd_ctl_get_preferred_subdevice(card, SND_CTL_SUBDEV_RAWMIDI);
err = rawmidi_open_priv(rmidi, subdevice, fflags, rawmidi_file);
if (err >= 0)
break;
@@ -862,7 +852,7 @@ static int snd_rawmidi_control_ioctl(struct snd_card *card,
if (get_user(val, (int __user *)argp))
return -EFAULT;
- control->prefer_rawmidi_subdevice = val;
+ control->preferred_subdevice[SND_CTL_SUBDEV_RAWMIDI] = val;
return 0;
}
case SNDRV_CTL_IOCTL_RAWMIDI_INFO:
@@ -1453,6 +1443,11 @@ static int snd_rawmidi_alloc_substreams(struct snd_rawmidi *rmidi,
return 0;
}
+static void release_rawmidi_device(struct device *dev)
+{
+ kfree(container_of(dev, struct snd_rawmidi, dev));
+}
+
/**
* snd_rawmidi_new - create a rawmidi instance
* @card: the card instance
@@ -1497,6 +1492,11 @@ int snd_rawmidi_new(struct snd_card *card, char *id, int device,
if (id != NULL)
strlcpy(rmidi->id, id, sizeof(rmidi->id));
+
+ snd_device_initialize(&rmidi->dev, card);
+ rmidi->dev.release = release_rawmidi_device;
+ dev_set_name(&rmidi->dev, "midiC%iD%i", card->number, device);
+
if ((err = snd_rawmidi_alloc_substreams(rmidi,
&rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT],
SNDRV_RAWMIDI_STREAM_INPUT,
@@ -1548,7 +1548,7 @@ static int snd_rawmidi_free(struct snd_rawmidi *rmidi)
snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT]);
if (rmidi->private_free)
rmidi->private_free(rmidi);
- kfree(rmidi);
+ put_device(&rmidi->dev);
return 0;
}
@@ -1581,19 +1581,18 @@ static int snd_rawmidi_dev_register(struct snd_device *device)
return -EBUSY;
}
list_add_tail(&rmidi->list, &snd_rawmidi_devices);
- sprintf(name, "midiC%iD%i", rmidi->card->number, rmidi->device);
- if ((err = snd_register_device(SNDRV_DEVICE_TYPE_RAWMIDI,
- rmidi->card, rmidi->device,
- &snd_rawmidi_f_ops, rmidi, name)) < 0) {
- rmidi_err(rmidi, "unable to register rawmidi device %i:%i\n",
- rmidi->card->number, rmidi->device);
+ err = snd_register_device(SNDRV_DEVICE_TYPE_RAWMIDI,
+ rmidi->card, rmidi->device,
+ &snd_rawmidi_f_ops, rmidi, &rmidi->dev);
+ if (err < 0) {
+ rmidi_err(rmidi, "unable to register\n");
list_del(&rmidi->list);
mutex_unlock(&register_mutex);
return err;
}
if (rmidi->ops && rmidi->ops->dev_register &&
(err = rmidi->ops->dev_register(rmidi)) < 0) {
- snd_unregister_device(SNDRV_DEVICE_TYPE_RAWMIDI, rmidi->card, rmidi->device);
+ snd_unregister_device(&rmidi->dev);
list_del(&rmidi->list);
mutex_unlock(&register_mutex);
return err;
@@ -1681,7 +1680,7 @@ static int snd_rawmidi_dev_disconnect(struct snd_device *device)
rmidi->ossreg = 0;
}
#endif /* CONFIG_SND_OSSEMUL */
- snd_unregister_device(SNDRV_DEVICE_TYPE_RAWMIDI, rmidi->card, rmidi->device);
+ snd_unregister_device(&rmidi->dev);
mutex_unlock(&rmidi->open_mutex);
mutex_unlock(&register_mutex);
return 0;