37 static int open_patch(struct snd_sf_list *sflist, const char __user *data,
39 static struct snd_soundfont *newsf(struct snd_sf_list *sflist, int type, char *name);
41 static int close_patch(struct snd_sf_list *sflist);
42 static int probe_data(struct snd_sf_list *sflist, int sample_id);
43 static void set_zone_counter(struct snd_sf_list *sflist,
45 static struct snd_sf_zone *sf_zone_new(struct snd_sf_list *sflist,
47 static void set_sample_counter(struct snd_sf_list *sflist,
49 static struct snd_sf_sample *sf_sample_new(struct snd_sf_list *sflist,
51 static void sf_sample_delete(struct snd_sf_list *sflist,
53 static int load_map(struct snd_sf_list *sflist, const void __user *data, int count);
54 static int load_info(struct snd_sf_list *sflist, const void __user *data, long count);
55 static int remove_info(struct snd_sf_list *sflist, struct snd_soundfont *sf,
62 static int load_data(struct snd_sf_list *sflist, const void __user *data, long count);
63 static void rebuild_presets(struct snd_sf_list *sflist);
64 static void add_preset(struct snd_sf_list *sflist, struct snd_sf_zone *cur);
65 static void delete_preset(struct snd_sf_list *sflist, struct snd_sf_zone *zp);
66 static struct snd_sf_zone *search_first_zone(struct snd_sf_list *sflist,
68 static int search_zones(struct snd_sf_list *sflist, int *notep, int vel,
72 static void snd_sf_init(struct snd_sf_list *sflist);
73 static void snd_sf_clear(struct snd_sf_list *sflist);
79 lock_preset(struct snd_sf_list *sflist)  in lock_preset()  argument
82 	mutex_lock(&sflist->presets_mutex);  in lock_preset()
83 	spin_lock_irqsave(&sflist->lock, flags);  in lock_preset()
84 	sflist->presets_locked = 1;  in lock_preset()
85 	spin_unlock_irqrestore(&sflist->lock, flags);  in lock_preset()
93 unlock_preset(struct snd_sf_list *sflist)  in unlock_preset()  argument
96 	spin_lock_irqsave(&sflist->lock, flags);  in unlock_preset()
97 	sflist->presets_locked = 0;  in unlock_preset()
98 	spin_unlock_irqrestore(&sflist->lock, flags);  in unlock_preset()
99 	mutex_unlock(&sflist->presets_mutex);  in unlock_preset()
107 snd_soundfont_close_check(struct snd_sf_list *sflist, int client)  in snd_soundfont_close_check()  argument
110 	spin_lock_irqsave(&sflist->lock, flags);  in snd_soundfont_close_check()
111 	if (sflist->open_client == client)  {  in snd_soundfont_close_check()
112 		spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_close_check()
113 		return close_patch(sflist);  in snd_soundfont_close_check()
115 	spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_close_check()
129 snd_soundfont_load(struct snd_sf_list *sflist, const void __user *data,  in snd_soundfont_load()  argument
162 		lock_preset(sflist);  in snd_soundfont_load()
163 		rc = open_patch(sflist, data, count, client);  in snd_soundfont_load()
164 		unlock_preset(sflist);  in snd_soundfont_load()
169 	spin_lock_irqsave(&sflist->lock, flags);  in snd_soundfont_load()
170 	if (sflist->open_client != client) {  in snd_soundfont_load()
171 		spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_load()
174 	spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_load()
176 	lock_preset(sflist);  in snd_soundfont_load()
180 		rc = load_info(sflist, data, count);  in snd_soundfont_load()
183 		rc = load_data(sflist, data, count);  in snd_soundfont_load()
186 		rc = close_patch(sflist);  in snd_soundfont_load()
192 		rc = load_map(sflist, data, count);  in snd_soundfont_load()
195 		rc = probe_data(sflist, patch.optarg);  in snd_soundfont_load()
199 		if (!sflist->currsf) {  in snd_soundfont_load()
207 			if (! remove_info(sflist, sflist->currsf, bank, instr))  in snd_soundfont_load()
214 	unlock_preset(sflist);  in snd_soundfont_load()
232 open_patch(struct snd_sf_list *sflist, const char __user *data,  in open_patch()  argument
239 	spin_lock_irqsave(&sflist->lock, flags);  in open_patch()
240 	if (sflist->open_client >= 0 || sflist->currsf) {  in open_patch()
241 		spin_unlock_irqrestore(&sflist->lock, flags);  in open_patch()
244 	spin_unlock_irqrestore(&sflist->lock, flags);  in open_patch()
251 		sf = newsf(sflist, parm.type, NULL);  in open_patch()
253 		sf = newsf(sflist, parm.type, parm.name);  in open_patch()
258 	spin_lock_irqsave(&sflist->lock, flags);  in open_patch()
259 	sflist->open_client = client;  in open_patch()
260 	sflist->currsf = sf;  in open_patch()
261 	spin_unlock_irqrestore(&sflist->lock, flags);  in open_patch()
270 newsf(struct snd_sf_list *sflist, int type, char *name)  in newsf()  argument
276 		for (sf = sflist->fonts; sf; sf = sf->next) {  in newsf()
287 	sf->id = sflist->fonts_size;  in newsf()
288 	sflist->fonts_size++;  in newsf()
291 	sf->next = sflist->fonts;  in newsf()
292 	sflist->fonts = sf;  in newsf()
317 close_patch(struct snd_sf_list *sflist)  in close_patch()  argument
321 	spin_lock_irqsave(&sflist->lock, flags);  in close_patch()
322 	sflist->currsf = NULL;  in close_patch()
323 	sflist->open_client = -1;  in close_patch()
324 	spin_unlock_irqrestore(&sflist->lock, flags);  in close_patch()
326 	rebuild_presets(sflist);  in close_patch()
334 probe_data(struct snd_sf_list *sflist, int sample_id)  in probe_data()  argument
337 	if (sflist->currsf) {  in probe_data()
339 		if (find_sample(sflist->currsf, sample_id))  in probe_data()
349 set_zone_counter(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in set_zone_counter()  argument
352 	zp->counter = sflist->zone_counter++;  in set_zone_counter()
354 		sflist->zone_locked = sflist->zone_counter;  in set_zone_counter()
361 sf_zone_new(struct snd_sf_list *sflist, struct snd_soundfont *sf)  in sf_zone_new()  argument
372 	set_zone_counter(sflist, sf, zp);  in sf_zone_new()
381 set_sample_counter(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in set_sample_counter()  argument
384 	sp->counter = sflist->sample_counter++;  in set_sample_counter()
386 		sflist->sample_locked = sflist->sample_counter;  in set_sample_counter()
393 sf_sample_new(struct snd_sf_list *sflist, struct snd_soundfont *sf)  in sf_sample_new()  argument
403 	set_sample_counter(sflist, sf, sp);  in sf_sample_new()
412 sf_sample_delete(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in sf_sample_delete()  argument
425 load_map(struct snd_sf_list *sflist, const void __user *data, int count)  in load_map()  argument
440 	sf = newsf(sflist, SNDRV_SFNT_PAT_TYPE_MAP|SNDRV_SFNT_PAT_SHARED, NULL);  in load_map()
461 			set_zone_counter(sflist, sf, zp);  in load_map()
467 	if ((zp = sf_zone_new(sflist, sf)) == NULL)  in load_map()
482 	add_preset(sflist, zp);  in load_map()
490 remove_info(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in remove_info()  argument
512 		rebuild_presets(sflist);  in remove_info()
522 load_info(struct snd_sf_list *sflist, const void __user *data, long count)  in load_info()  argument
530 	if ((sf = sflist->currsf) == NULL)  in load_info()
572 		remove_info(sflist, sf, hdr.bank, hdr.instr);  in load_info()
595 		if ((zone = sf_zone_new(sflist, sf)) == NULL) {  in load_info()
708 load_data(struct snd_sf_list *sflist, const void __user *data, long count)  in load_data()  argument
716 	if ((sf = sflist->currsf) == NULL)  in load_data()
739 	if ((sp = sf_sample_new(sflist, sf)) == NULL)  in load_data()
752 		rc = sflist->callback.sample_new  in load_data()
753 			(sflist->callback.private_data, sp, sflist->memhdr,  in load_data()
756 			sf_sample_delete(sflist, sf, sp);  in load_data()
759 		sflist->mem_used += sp->v.truesize;  in load_data()
949 load_guspatch(struct snd_sf_list *sflist, const char __user *data,  in load_guspatch()  argument
969 	sf = newsf(sflist, SNDRV_SFNT_PAT_TYPE_GUS|SNDRV_SFNT_PAT_SHARED, NULL);  in load_guspatch()
972 	if ((smp = sf_sample_new(sflist, sf)) == NULL)  in load_guspatch()
974 	sample_id = sflist->sample_counter;  in load_guspatch()
1010 	if ((zone = sf_zone_new(sflist, sf)) == NULL) {  in load_guspatch()
1011 		sf_sample_delete(sflist, sf, smp);  in load_guspatch()
1018 	if (sflist->callback.sample_new) {  in load_guspatch()
1019 		rc = sflist->callback.sample_new  in load_guspatch()
1020 			(sflist->callback.private_data, smp, sflist->memhdr,  in load_guspatch()
1023 			sf_sample_delete(sflist, sf, smp);  in load_guspatch()
1031 	sflist->mem_used += smp->v.truesize;  in load_guspatch()
1120 	add_preset(sflist, zone);  in load_guspatch()
1127 snd_soundfont_load_guspatch(struct snd_sf_list *sflist, const char __user *data,  in snd_soundfont_load_guspatch()  argument
1131 	lock_preset(sflist);  in snd_soundfont_load_guspatch()
1132 	rc = load_guspatch(sflist, data, count, client);  in snd_soundfont_load_guspatch()
1133 	unlock_preset(sflist);  in snd_soundfont_load_guspatch()
1146 rebuild_presets(struct snd_sf_list *sflist)  in rebuild_presets()  argument
1152 	memset(sflist->presets, 0, sizeof(sflist->presets));  in rebuild_presets()
1155 	for (sf = sflist->fonts; sf; sf = sf->next) {  in rebuild_presets()
1164 			add_preset(sflist, cur);  in rebuild_presets()
1174 add_preset(struct snd_sf_list *sflist, struct snd_sf_zone *cur)  in add_preset()  argument
1179 	zone = search_first_zone(sflist, cur->bank, cur->instr, cur->v.low);  in add_preset()
1190 		delete_preset(sflist, zone);  in add_preset()
1198 	cur->next_instr = sflist->presets[index]; /* preset table link */  in add_preset()
1199 	sflist->presets[index] = cur;  in add_preset()
1206 delete_preset(struct snd_sf_list *sflist, struct snd_sf_zone *zp)  in delete_preset()  argument
1213 	for (p = sflist->presets[index]; p; p = p->next_instr) {  in delete_preset()
1232 snd_soundfont_search_zone(struct snd_sf_list *sflist, int *notep, int vel,  in snd_soundfont_search_zone()  argument
1244 	spin_lock_irqsave(&sflist->lock, flags);  in snd_soundfont_search_zone()
1245 	if (sflist->presets_locked) {  in snd_soundfont_search_zone()
1246 		spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_search_zone()
1249 	nvoices = search_zones(sflist, notep, vel, preset, bank,  in snd_soundfont_search_zone()
1253 			nvoices = search_zones(sflist, notep, vel,  in snd_soundfont_search_zone()
1257 	spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_search_zone()
1266 search_first_zone(struct snd_sf_list *sflist, int bank, int preset, int key)  in search_first_zone()  argument
1273 	for (zp = sflist->presets[index]; zp; zp = zp->next_instr) {  in search_first_zone()
1285 search_zones(struct snd_sf_list *sflist, int *notep, int vel,  in search_zones()  argument
1292 	zp = search_first_zone(sflist, bank, preset, *notep);  in search_zones()
1307 				nvoices = search_zones(sflist, &key, vel,  in search_zones()
1347 snd_sf_init(struct snd_sf_list *sflist)  in snd_sf_init()  argument
1349 	memset(sflist->presets, 0, sizeof(sflist->presets));  in snd_sf_init()
1351 	sflist->mem_used = 0;  in snd_sf_init()
1352 	sflist->currsf = NULL;  in snd_sf_init()
1353 	sflist->open_client = -1;  in snd_sf_init()
1354 	sflist->fonts = NULL;  in snd_sf_init()
1355 	sflist->fonts_size = 0;  in snd_sf_init()
1356 	sflist->zone_counter = 0;  in snd_sf_init()
1357 	sflist->sample_counter = 0;  in snd_sf_init()
1358 	sflist->zone_locked = 0;  in snd_sf_init()
1359 	sflist->sample_locked = 0;  in snd_sf_init()
1366 snd_sf_clear(struct snd_sf_list *sflist)  in snd_sf_clear()  argument
1372 	for (sf = sflist->fonts; sf; sf = nextsf) {  in snd_sf_clear()
1380 			if (sflist->callback.sample_free)  in snd_sf_clear()
1381 				sflist->callback.sample_free(sflist->callback.private_data,  in snd_sf_clear()
1382 							     sp, sflist->memhdr);  in snd_sf_clear()
1388 	snd_sf_init(sflist);  in snd_sf_clear()
1398 	struct snd_sf_list *sflist;  in snd_sf_new()  local
1400 	if ((sflist = kzalloc(sizeof(*sflist), GFP_KERNEL)) == NULL)  in snd_sf_new()
1403 	mutex_init(&sflist->presets_mutex);  in snd_sf_new()
1404 	spin_lock_init(&sflist->lock);  in snd_sf_new()
1405 	sflist->memhdr = hdr;  in snd_sf_new()
1408 		sflist->callback = *callback;  in snd_sf_new()
1410 	snd_sf_init(sflist);  in snd_sf_new()
1411 	return sflist;  in snd_sf_new()
1419 snd_sf_free(struct snd_sf_list *sflist)  in snd_sf_free()  argument
1421 	if (sflist == NULL)  in snd_sf_free()
1424 	lock_preset(sflist);  in snd_sf_free()
1425 	if (sflist->callback.sample_reset)  in snd_sf_free()
1426 		sflist->callback.sample_reset(sflist->callback.private_data);  in snd_sf_free()
1427 	snd_sf_clear(sflist);  in snd_sf_free()
1428 	unlock_preset(sflist);  in snd_sf_free()
1430 	kfree(sflist);  in snd_sf_free()
1438 snd_soundfont_remove_samples(struct snd_sf_list *sflist)  in snd_soundfont_remove_samples()  argument
1440 	lock_preset(sflist);  in snd_soundfont_remove_samples()
1441 	if (sflist->callback.sample_reset)  in snd_soundfont_remove_samples()
1442 		sflist->callback.sample_reset(sflist->callback.private_data);  in snd_soundfont_remove_samples()
1443 	snd_sf_clear(sflist);  in snd_soundfont_remove_samples()
1444 	unlock_preset(sflist);  in snd_soundfont_remove_samples()
1454 snd_soundfont_remove_unlocked(struct snd_sf_list *sflist)  in snd_soundfont_remove_unlocked()  argument
1460 	lock_preset(sflist);  in snd_soundfont_remove_unlocked()
1462 	if (sflist->callback.sample_reset)  in snd_soundfont_remove_unlocked()
1463 		sflist->callback.sample_reset(sflist->callback.private_data);  in snd_soundfont_remove_unlocked()
1466 	memset(sflist->presets, 0, sizeof(sflist->presets));  in snd_soundfont_remove_unlocked()
1468 	for (sf = sflist->fonts; sf; sf = sf->next) {  in snd_soundfont_remove_unlocked()
1470 			if (zp->counter < sflist->zone_locked)  in snd_soundfont_remove_unlocked()
1478 			if (sp->counter < sflist->sample_locked)  in snd_soundfont_remove_unlocked()
1482 			sflist->mem_used -= sp->v.truesize;  in snd_soundfont_remove_unlocked()
1483 			if (sflist->callback.sample_free)  in snd_soundfont_remove_unlocked()
1484 				sflist->callback.sample_free(sflist->callback.private_data,  in snd_soundfont_remove_unlocked()
1485 							     sp, sflist->memhdr);  in snd_soundfont_remove_unlocked()
1490 	sflist->zone_counter = sflist->zone_locked;  in snd_soundfont_remove_unlocked()
1491 	sflist->sample_counter = sflist->sample_locked;  in snd_soundfont_remove_unlocked()
1493 	rebuild_presets(sflist);  in snd_soundfont_remove_unlocked()
1495 	unlock_preset(sflist);  in snd_soundfont_remove_unlocked()