76 	struct snd_info_entry *entry;  member
82 static void snd_info_disconnect(struct snd_info_entry *entry);
159 	struct snd_info_entry *entry;  in snd_info_entry_llseek()  local
163 	entry = data->entry;  in snd_info_entry_llseek()
164 	mutex_lock(&entry->access);  in snd_info_entry_llseek()
165 	if (entry->content == SNDRV_INFO_CONTENT_DATA &&  in snd_info_entry_llseek()
166 	    entry->c.ops->llseek) {  in snd_info_entry_llseek()
167 		offset = entry->c.ops->llseek(entry,  in snd_info_entry_llseek()
172 	if (entry->content == SNDRV_INFO_CONTENT_DATA)  in snd_info_entry_llseek()
173 		size = entry->size;  in snd_info_entry_llseek()
197 	mutex_unlock(&entry->access);  in snd_info_entry_llseek()
205 	struct snd_info_entry *entry;  in snd_info_entry_read()  local
218 	entry = data->entry;  in snd_info_entry_read()
219 	switch (entry->content) {  in snd_info_entry_read()
232 		if (pos >= entry->size)  in snd_info_entry_read()
234 		if (entry->c.ops->read) {  in snd_info_entry_read()
235 			size = entry->size - pos;  in snd_info_entry_read()
237 			size = entry->c.ops->read(entry,  in snd_info_entry_read()
252 	struct snd_info_entry *entry;  in snd_info_entry_write()  local
260 	entry = data->entry;  in snd_info_entry_write()
266 	switch (entry->content) {  in snd_info_entry_write()
271 		mutex_lock(&entry->access);  in snd_info_entry_write()
274 				mutex_unlock(&entry->access);  in snd_info_entry_write()
279 			mutex_unlock(&entry->access);  in snd_info_entry_write()
283 		mutex_unlock(&entry->access);  in snd_info_entry_write()
287 		if (entry->c.ops->write && count > 0) {  in snd_info_entry_write()
288 			size_t maxsize = entry->size - pos;  in snd_info_entry_write()
290 			size = entry->c.ops->write(entry,  in snd_info_entry_write()
303 	struct snd_info_entry *entry;  in snd_info_entry_open()  local
309 	entry = PDE_DATA(inode);  in snd_info_entry_open()
310 	if (entry == NULL || ! entry->p) {  in snd_info_entry_open()
314 	if (!try_module_get(entry->module)) {  in snd_info_entry_open()
320 		if ((entry->content == SNDRV_INFO_CONTENT_DATA &&  in snd_info_entry_open()
321 		     entry->c.ops->read == NULL)) {  in snd_info_entry_open()
327 		if ((entry->content == SNDRV_INFO_CONTENT_DATA &&  in snd_info_entry_open()
328 		     entry->c.ops->write == NULL)) {  in snd_info_entry_open()
338 	data->entry = entry;  in snd_info_entry_open()
339 	switch (entry->content) {  in snd_info_entry_open()
363 		if (entry->c.ops->open) {  in snd_info_entry_open()
364 			if ((err = entry->c.ops->open(entry, mode,  in snd_info_entry_open()
374 	if (entry->content == SNDRV_INFO_CONTENT_TEXT &&  in snd_info_entry_open()
376 		if (entry->c.text.read) {  in snd_info_entry_open()
377 			mutex_lock(&entry->access);  in snd_info_entry_open()
378 			entry->c.text.read(entry, data->rbuffer);  in snd_info_entry_open()
379 			mutex_unlock(&entry->access);  in snd_info_entry_open()
396 	module_put(entry->module);  in snd_info_entry_open()
404 	struct snd_info_entry *entry;  in snd_info_entry_release()  local
410 	entry = data->entry;  in snd_info_entry_release()
411 	switch (entry->content) {  in snd_info_entry_release()
418 			if (entry->c.text.write) {  in snd_info_entry_release()
419 				entry->c.text.write(entry, data->wbuffer);  in snd_info_entry_release()
421 					if (entry->card)  in snd_info_entry_release()
422 						dev_warn(entry->card->dev, "info: data write error to %s (%i)\n",  in snd_info_entry_release()
423 							 entry->name,  in snd_info_entry_release()
427 							entry->name,  in snd_info_entry_release()
436 		if (entry->c.ops->release)  in snd_info_entry_release()
437 			entry->c.ops->release(entry, mode,  in snd_info_entry_release()
441 	module_put(entry->module);  in snd_info_entry_release()
449 	struct snd_info_entry *entry;  in snd_info_entry_poll()  local
455 	entry = data->entry;  in snd_info_entry_poll()
457 	switch (entry->content) {  in snd_info_entry_poll()
459 		if (entry->c.ops->poll)  in snd_info_entry_poll()
460 			return entry->c.ops->poll(entry,  in snd_info_entry_poll()
463 		if (entry->c.ops->read)  in snd_info_entry_poll()
465 		if (entry->c.ops->write)  in snd_info_entry_poll()
476 	struct snd_info_entry *entry;  in snd_info_entry_ioctl()  local
481 	entry = data->entry;  in snd_info_entry_ioctl()
482 	switch (entry->content) {  in snd_info_entry_ioctl()
484 		if (entry->c.ops->ioctl)  in snd_info_entry_ioctl()
485 			return entry->c.ops->ioctl(entry,  in snd_info_entry_ioctl()
497 	struct snd_info_entry *entry;  in snd_info_entry_mmap()  local
502 	entry = data->entry;  in snd_info_entry_mmap()
503 	switch (entry->content) {  in snd_info_entry_mmap()
505 		if (entry->c.ops->mmap)  in snd_info_entry_mmap()
506 			return entry->c.ops->mmap(entry,  in snd_info_entry_mmap()
537 		struct snd_info_entry *entry;  in snd_info_init()  local
538 		if ((entry = snd_info_create_module_entry(THIS_MODULE, "oss", NULL)) == NULL)  in snd_info_init()
540 		entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;  in snd_info_init()
541 		if (snd_info_register(entry) < 0) {  in snd_info_init()
542 			snd_info_free_entry(entry);  in snd_info_init()
545 		snd_oss_root = entry;  in snd_info_init()
550 		struct snd_info_entry *entry;  in snd_info_init()  local
551 		if ((entry = snd_info_create_module_entry(THIS_MODULE, "seq", NULL)) == NULL)  in snd_info_init()
553 		entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;  in snd_info_init()
554 		if (snd_info_register(entry) < 0) {  in snd_info_init()
555 			snd_info_free_entry(entry);  in snd_info_init()
558 		snd_seq_root = entry;  in snd_info_init()
598 	struct snd_info_entry *entry;  in snd_info_card_create()  local
604 	if ((entry = snd_info_create_module_entry(card->module, str, NULL)) == NULL)  in snd_info_card_create()
606 	entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;  in snd_info_card_create()
607 	if (snd_info_register(entry) < 0) {  in snd_info_card_create()
608 		snd_info_free_entry(entry);  in snd_info_card_create()
611 	card->proc_root = entry;  in snd_info_card_create()
770 	struct snd_info_entry *entry;  in snd_info_create_entry()  local
771 	entry = kzalloc(sizeof(*entry), GFP_KERNEL);  in snd_info_create_entry()
772 	if (entry == NULL)  in snd_info_create_entry()
774 	entry->name = kstrdup(name, GFP_KERNEL);  in snd_info_create_entry()
775 	if (entry->name == NULL) {  in snd_info_create_entry()
776 		kfree(entry);  in snd_info_create_entry()
779 	entry->mode = S_IFREG | S_IRUGO;  in snd_info_create_entry()
780 	entry->content = SNDRV_INFO_CONTENT_TEXT;  in snd_info_create_entry()
781 	mutex_init(&entry->access);  in snd_info_create_entry()
782 	INIT_LIST_HEAD(&entry->children);  in snd_info_create_entry()
783 	INIT_LIST_HEAD(&entry->list);  in snd_info_create_entry()
784 	return entry;  in snd_info_create_entry()
801 	struct snd_info_entry *entry = snd_info_create_entry(name);  in snd_info_create_module_entry()  local
802 	if (entry) {  in snd_info_create_module_entry()
803 		entry->module = module;  in snd_info_create_module_entry()
804 		entry->parent = parent;  in snd_info_create_module_entry()
806 	return entry;  in snd_info_create_module_entry()
825 	struct snd_info_entry *entry = snd_info_create_entry(name);  in snd_info_create_card_entry()  local
826 	if (entry) {  in snd_info_create_card_entry()
827 		entry->module = card->module;  in snd_info_create_card_entry()
828 		entry->card = card;  in snd_info_create_card_entry()
829 		entry->parent = parent;  in snd_info_create_card_entry()
831 	return entry;  in snd_info_create_card_entry()
836 static void snd_info_disconnect(struct snd_info_entry *entry)  in snd_info_disconnect()  argument
841 	list_for_each_safe(p, n, &entry->children) {  in snd_info_disconnect()
845 	if (! entry->p)  in snd_info_disconnect()
847 	list_del_init(&entry->list);  in snd_info_disconnect()
848 	root = entry->parent == NULL ? snd_proc_root : entry->parent->p;  in snd_info_disconnect()
850 	proc_remove(entry->p);  in snd_info_disconnect()
851 	entry->p = NULL;  in snd_info_disconnect()
856 	struct snd_info_entry *entry = device->device_data;  in snd_info_dev_free_entry()  local
857 	snd_info_free_entry(entry);  in snd_info_dev_free_entry()
863 	struct snd_info_entry *entry = device->device_data;  in snd_info_dev_register_entry()  local
864 	return snd_info_register(entry);  in snd_info_dev_register_entry()
895 	struct snd_info_entry *entry;  in snd_card_proc_new()  local
898 	entry = snd_info_create_card_entry(card, name, card->proc_root);  in snd_card_proc_new()
899 	if (! entry)  in snd_card_proc_new()
901 	if ((err = snd_device_new(card, SNDRV_DEV_INFO, entry, &ops)) < 0) {  in snd_card_proc_new()
902 		snd_info_free_entry(entry);  in snd_card_proc_new()
906 		*entryp = entry;  in snd_card_proc_new()
918 void snd_info_free_entry(struct snd_info_entry * entry)  in snd_info_free_entry()  argument
920 	if (entry == NULL)  in snd_info_free_entry()
922 	if (entry->p) {  in snd_info_free_entry()
924 		snd_info_disconnect(entry);  in snd_info_free_entry()
927 	kfree(entry->name);  in snd_info_free_entry()
928 	if (entry->private_free)  in snd_info_free_entry()
929 		entry->private_free(entry);  in snd_info_free_entry()
930 	kfree(entry);  in snd_info_free_entry()
943 int snd_info_register(struct snd_info_entry * entry)  in snd_info_register()  argument
947 	if (snd_BUG_ON(!entry))  in snd_info_register()
949 	root = entry->parent == NULL ? snd_proc_root : entry->parent->p;  in snd_info_register()
951 	if (S_ISDIR(entry->mode)) {  in snd_info_register()
952 		p = proc_mkdir_mode(entry->name, entry->mode, root);  in snd_info_register()
958 		p = proc_create_data(entry->name, entry->mode, root,  in snd_info_register()
959 					&snd_info_entry_operations, entry);  in snd_info_register()
964 		proc_set_size(p, entry->size);  in snd_info_register()
966 	entry->p = p;  in snd_info_register()
967 	if (entry->parent)  in snd_info_register()
968 		list_add_tail(&entry->list, &entry->parent->children);  in snd_info_register()
981 static void snd_info_version_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)  in snd_info_version_read()  argument
990 	struct snd_info_entry *entry;  in snd_info_version_init()  local
992 	entry = snd_info_create_module_entry(THIS_MODULE, "version", NULL);  in snd_info_version_init()
993 	if (entry == NULL)  in snd_info_version_init()
995 	entry->c.text.read = snd_info_version_read;  in snd_info_version_init()
996 	if (snd_info_register(entry) < 0) {  in snd_info_version_init()
997 		snd_info_free_entry(entry);  in snd_info_version_init()
1000 	snd_info_version_entry = entry;  in snd_info_version_init()