static int snd_rawmidi_dev_free(struct snd_device *device);
static int snd_rawmidi_dev_register(struct snd_device *device);
static int snd_rawmidi_dev_disconnect(struct snd_device *device);
-static int snd_rawmidi_dev_unregister(struct snd_device *device);
static LIST_HEAD(snd_rawmidi_devices);
static DEFINE_MUTEX(register_mutex);
static struct snd_rawmidi *snd_rawmidi_search(struct snd_card *card, int device)
{
- struct list_head *p;
struct snd_rawmidi *rawmidi;
- list_for_each(p, &snd_rawmidi_devices) {
- rawmidi = list_entry(p, struct snd_rawmidi, list);
+ list_for_each_entry(rawmidi, &snd_rawmidi_devices, list)
if (rawmidi->card == card && rawmidi->device == device)
return rawmidi;
- }
return NULL;
}
struct snd_rawmidi *rmidi;
struct snd_rawmidi_file *rawmidi_file;
wait_queue_t wait;
- struct list_head *list;
struct snd_ctl_file *kctl;
if (maj == snd_major) {
while (1) {
subdevice = -1;
down_read(&card->controls_rwsem);
- list_for_each(list, &card->ctl_files) {
- kctl = snd_ctl_file(list);
+ list_for_each_entry(kctl, &card->ctl_files, list) {
if (kctl->pid == current->pid) {
subdevice = kctl->prefer_rawmidi_subdevice;
- break;
+ if (subdevice != -1)
+ break;
}
}
up_read(&card->controls_rwsem);
struct snd_rawmidi *rmidi;
struct snd_rawmidi_str *pstr;
struct snd_rawmidi_substream *substream;
- struct list_head *list;
mutex_lock(®ister_mutex);
rmidi = snd_rawmidi_search(card, info->device);
return -ENOENT;
if (info->subdevice >= pstr->substream_count)
return -ENXIO;
- list_for_each(list, &pstr->substreams) {
- substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream, &pstr->substreams, list) {
if ((unsigned int)substream->number == info->subdevice)
return snd_rawmidi_info(substream, info);
}
struct snd_rawmidi *rmidi;
struct snd_rawmidi_substream *substream;
struct snd_rawmidi_runtime *runtime;
- struct list_head *list;
rmidi = entry->private_data;
snd_iprintf(buffer, "%s\n\n", rmidi->name);
mutex_lock(&rmidi->open_mutex);
if (rmidi->info_flags & SNDRV_RAWMIDI_INFO_OUTPUT) {
- list_for_each(list, &rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT].substreams) {
- substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream,
+ &rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT].substreams,
+ list) {
snd_iprintf(buffer,
"Output %d\n"
" Tx bytes : %lu\n",
}
}
if (rmidi->info_flags & SNDRV_RAWMIDI_INFO_INPUT) {
- list_for_each(list, &rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT].substreams) {
- substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream,
+ &rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT].substreams,
+ list) {
snd_iprintf(buffer,
"Input %d\n"
" Rx bytes : %lu\n",
* Register functions
*/
-static struct file_operations snd_rawmidi_f_ops =
+static const struct file_operations snd_rawmidi_f_ops =
{
.owner = THIS_MODULE,
.read = snd_rawmidi_read,
struct snd_rawmidi_substream *substream;
int idx;
- INIT_LIST_HEAD(&stream->substreams);
for (idx = 0; idx < count; idx++) {
substream = kzalloc(sizeof(*substream), GFP_KERNEL);
if (substream == NULL) {
.dev_free = snd_rawmidi_dev_free,
.dev_register = snd_rawmidi_dev_register,
.dev_disconnect = snd_rawmidi_dev_disconnect,
- .dev_unregister = snd_rawmidi_dev_unregister
};
snd_assert(rrawmidi != NULL, return -EINVAL);
rmidi->device = device;
mutex_init(&rmidi->open_mutex);
init_waitqueue_head(&rmidi->open_wait);
+ INIT_LIST_HEAD(&rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT].substreams);
+ INIT_LIST_HEAD(&rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT].substreams);
+
if (id != NULL)
strlcpy(rmidi->id, id, sizeof(rmidi->id));
if ((err = snd_rawmidi_alloc_substreams(rmidi,
static int snd_rawmidi_free(struct snd_rawmidi *rmidi)
{
snd_assert(rmidi != NULL, return -ENXIO);
+
+ snd_info_free_entry(rmidi->proc_entry);
+ rmidi->proc_entry = NULL;
+ mutex_lock(®ister_mutex);
+ if (rmidi->ops && rmidi->ops->dev_unregister)
+ rmidi->ops->dev_unregister(rmidi);
+ mutex_unlock(®ister_mutex);
+
snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT]);
snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT]);
if (rmidi->private_free)
mutex_lock(®ister_mutex);
list_del_init(&rmidi->list);
- mutex_unlock(®ister_mutex);
- return 0;
-}
-
-static int snd_rawmidi_dev_unregister(struct snd_device *device)
-{
- struct snd_rawmidi *rmidi = device->device_data;
-
- snd_assert(rmidi != NULL, return -ENXIO);
- mutex_lock(®ister_mutex);
- list_del(&rmidi->list);
- if (rmidi->proc_entry) {
- snd_info_unregister(rmidi->proc_entry);
- rmidi->proc_entry = NULL;
- }
#ifdef CONFIG_SND_OSSEMUL
if (rmidi->ossreg) {
if ((int)rmidi->device == midi_map[rmidi->card->number]) {
rmidi->ossreg = 0;
}
#endif /* CONFIG_SND_OSSEMUL */
- if (rmidi->ops && rmidi->ops->dev_unregister)
- rmidi->ops->dev_unregister(rmidi);
snd_unregister_device(SNDRV_DEVICE_TYPE_RAWMIDI, rmidi->card, rmidi->device);
mutex_unlock(®ister_mutex);
-#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
- if (rmidi->seq_dev) {
- snd_device_free(rmidi->card, rmidi->seq_dev);
- rmidi->seq_dev = NULL;
- }
-#endif
- return snd_rawmidi_free(rmidi);
+ return 0;
}
/**
void snd_rawmidi_set_ops(struct snd_rawmidi *rmidi, int stream,
struct snd_rawmidi_ops *ops)
{
- struct list_head *list;
struct snd_rawmidi_substream *substream;
- list_for_each(list, &rmidi->streams[stream].substreams) {
- substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream, &rmidi->streams[stream].substreams, list)
substream->ops = ops;
- }
}
/*