From 1a60d4c5a0c4028559585a74e48593b16e1ca9b2 Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Mon, 16 Jan 2006 16:29:08 +0100 Subject: [ALSA] semaphore -> mutex (core part) Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar Signed-off-by: Andrew Morton Signed-off-by: Takashi Iwai --- sound/core/rawmidi.c | 57 ++++++++++++++++++++++++++-------------------------- 1 file changed, 29 insertions(+), 28 deletions(-) (limited to 'sound/core/rawmidi.c') diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index d4d124e2192..6b7a3677429 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include #include @@ -57,7 +58,7 @@ 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 DECLARE_MUTEX(register_mutex); +static DEFINE_MUTEX(register_mutex); static struct snd_rawmidi *snd_rawmidi_search(struct snd_card *card, int device) { @@ -237,9 +238,9 @@ int snd_rawmidi_kernel_open(struct snd_card *card, int device, int subdevice, if (rfile) rfile->input = rfile->output = NULL; - down(®ister_mutex); + mutex_lock(®ister_mutex); rmidi = snd_rawmidi_search(card, device); - up(®ister_mutex); + mutex_unlock(®ister_mutex); if (rmidi == NULL) { err = -ENODEV; goto __error1; @@ -249,7 +250,7 @@ int snd_rawmidi_kernel_open(struct snd_card *card, int device, int subdevice, goto __error1; } if (!(mode & SNDRV_RAWMIDI_LFLG_NOOPENLOCK)) - down(&rmidi->open_mutex); + mutex_lock(&rmidi->open_mutex); if (mode & SNDRV_RAWMIDI_LFLG_INPUT) { if (!(rmidi->info_flags & SNDRV_RAWMIDI_INFO_INPUT)) { err = -ENXIO; @@ -359,7 +360,7 @@ int snd_rawmidi_kernel_open(struct snd_card *card, int device, int subdevice, soutput = NULL; } if (!(mode & SNDRV_RAWMIDI_LFLG_NOOPENLOCK)) - up(&rmidi->open_mutex); + mutex_unlock(&rmidi->open_mutex); if (rfile) { rfile->rmidi = rmidi; rfile->input = sinput; @@ -374,7 +375,7 @@ int snd_rawmidi_kernel_open(struct snd_card *card, int device, int subdevice, snd_rawmidi_runtime_free(soutput); module_put(rmidi->card->module); if (!(mode & SNDRV_RAWMIDI_LFLG_NOOPENLOCK)) - up(&rmidi->open_mutex); + mutex_unlock(&rmidi->open_mutex); __error1: return err; } @@ -422,7 +423,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file) } init_waitqueue_entry(&wait, current); add_wait_queue(&rmidi->open_wait, &wait); - down(&rmidi->open_mutex); + mutex_lock(&rmidi->open_mutex); while (1) { subdevice = -1; down_read(&card->controls_rwsem); @@ -446,9 +447,9 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file) } else break; set_current_state(TASK_INTERRUPTIBLE); - up(&rmidi->open_mutex); + mutex_unlock(&rmidi->open_mutex); schedule(); - down(&rmidi->open_mutex); + mutex_lock(&rmidi->open_mutex); if (signal_pending(current)) { err = -ERESTARTSYS; break; @@ -467,7 +468,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file) snd_card_file_remove(card, file); kfree(rawmidi_file); } - up(&rmidi->open_mutex); + mutex_unlock(&rmidi->open_mutex); return err; } @@ -480,7 +481,7 @@ int snd_rawmidi_kernel_release(struct snd_rawmidi_file * rfile) snd_assert(rfile != NULL, return -ENXIO); snd_assert(rfile->input != NULL || rfile->output != NULL, return -ENXIO); rmidi = rfile->rmidi; - down(&rmidi->open_mutex); + mutex_lock(&rmidi->open_mutex); if (rfile->input != NULL) { substream = rfile->input; rfile->input = NULL; @@ -514,7 +515,7 @@ int snd_rawmidi_kernel_release(struct snd_rawmidi_file * rfile) } rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT].substream_opened--; } - up(&rmidi->open_mutex); + mutex_unlock(&rmidi->open_mutex); module_put(rmidi->card->module); return 0; } @@ -576,9 +577,9 @@ int snd_rawmidi_info_select(struct snd_card *card, struct snd_rawmidi_info *info struct snd_rawmidi_substream *substream; struct list_head *list; - down(®ister_mutex); + mutex_lock(®ister_mutex); rmidi = snd_rawmidi_search(card, info->device); - up(®ister_mutex); + mutex_unlock(®ister_mutex); if (!rmidi) return -ENXIO; if (info->stream < 0 || info->stream > 1) @@ -818,7 +819,7 @@ static int snd_rawmidi_control_ioctl(struct snd_card *card, if (get_user(device, (int __user *)argp)) return -EFAULT; - down(®ister_mutex); + mutex_lock(®ister_mutex); device = device < 0 ? 0 : device + 1; while (device < SNDRV_RAWMIDI_DEVICES) { if (snd_rawmidi_search(card, device)) @@ -827,7 +828,7 @@ static int snd_rawmidi_control_ioctl(struct snd_card *card, } if (device == SNDRV_RAWMIDI_DEVICES) device = -1; - up(®ister_mutex); + mutex_unlock(®ister_mutex); if (put_user(device, (int __user *)argp)) return -EFAULT; return 0; @@ -1314,7 +1315,7 @@ static void snd_rawmidi_proc_info_read(struct snd_info_entry *entry, rmidi = entry->private_data; snd_iprintf(buffer, "%s\n\n", rmidi->name); - down(&rmidi->open_mutex); + 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); @@ -1355,7 +1356,7 @@ static void snd_rawmidi_proc_info_read(struct snd_info_entry *entry, } } } - up(&rmidi->open_mutex); + mutex_unlock(&rmidi->open_mutex); } /* @@ -1436,7 +1437,7 @@ int snd_rawmidi_new(struct snd_card *card, char *id, int device, } rmidi->card = card; rmidi->device = device; - init_MUTEX(&rmidi->open_mutex); + mutex_init(&rmidi->open_mutex); init_waitqueue_head(&rmidi->open_wait); if (id != NULL) strlcpy(rmidi->id, id, sizeof(rmidi->id)); @@ -1507,9 +1508,9 @@ static int snd_rawmidi_dev_register(struct snd_device *device) if (rmidi->device >= SNDRV_RAWMIDI_DEVICES) return -ENOMEM; - down(®ister_mutex); + mutex_lock(®ister_mutex); if (snd_rawmidi_search(rmidi->card, rmidi->device)) { - up(®ister_mutex); + mutex_unlock(®ister_mutex); return -EBUSY; } list_add_tail(&rmidi->list, &snd_rawmidi_devices); @@ -1519,14 +1520,14 @@ static int snd_rawmidi_dev_register(struct snd_device *device) &snd_rawmidi_f_ops, rmidi, name)) < 0) { snd_printk(KERN_ERR "unable to register rawmidi device %i:%i\n", rmidi->card->number, rmidi->device); list_del(&rmidi->list); - up(®ister_mutex); + mutex_unlock(®ister_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); list_del(&rmidi->list); - up(®ister_mutex); + mutex_unlock(®ister_mutex); return err; } #ifdef CONFIG_SND_OSSEMUL @@ -1553,7 +1554,7 @@ static int snd_rawmidi_dev_register(struct snd_device *device) } } #endif /* CONFIG_SND_OSSEMUL */ - up(®ister_mutex); + mutex_unlock(®ister_mutex); sprintf(name, "midi%d", rmidi->device); entry = snd_info_create_card_entry(rmidi->card, name, rmidi->card->proc_root); if (entry) { @@ -1583,9 +1584,9 @@ static int snd_rawmidi_dev_disconnect(struct snd_device *device) { struct snd_rawmidi *rmidi = device->device_data; - down(®ister_mutex); + mutex_lock(®ister_mutex); list_del_init(&rmidi->list); - up(®ister_mutex); + mutex_unlock(®ister_mutex); return 0; } @@ -1594,7 +1595,7 @@ static int snd_rawmidi_dev_unregister(struct snd_device *device) struct snd_rawmidi *rmidi = device->device_data; snd_assert(rmidi != NULL, return -ENXIO); - down(®ister_mutex); + mutex_lock(®ister_mutex); list_del(&rmidi->list); if (rmidi->proc_entry) { snd_info_unregister(rmidi->proc_entry); @@ -1616,7 +1617,7 @@ static int snd_rawmidi_dev_unregister(struct snd_device *device) if (rmidi->ops && rmidi->ops->dev_unregister) rmidi->ops->dev_unregister(rmidi); snd_unregister_device(SNDRV_DEVICE_TYPE_RAWMIDI, rmidi->card, rmidi->device); - up(®ister_mutex); + 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); -- cgit v1.2.3