24 static int open_patch(struct snd_sf_list *sflist, const char __user *data,
26 static struct snd_soundfont *newsf(struct snd_sf_list *sflist, int type, char *name);
28 static int close_patch(struct snd_sf_list *sflist);
29 static int probe_data(struct snd_sf_list *sflist, int sample_id);
30 static void set_zone_counter(struct snd_sf_list *sflist,
32 static struct snd_sf_zone *sf_zone_new(struct snd_sf_list *sflist,
34 static void set_sample_counter(struct snd_sf_list *sflist,
36 static struct snd_sf_sample *sf_sample_new(struct snd_sf_list *sflist,
38 static void sf_sample_delete(struct snd_sf_list *sflist,
40 static int load_map(struct snd_sf_list *sflist, const void __user *data, int count);
41 static int load_info(struct snd_card *card, struct snd_sf_list *sflist,
43 static int remove_info(struct snd_sf_list *sflist, struct snd_soundfont *sf,
50 static int load_data(struct snd_sf_list *sflist, const void __user *data, long count);
51 static void rebuild_presets(struct snd_sf_list *sflist);
52 static void add_preset(struct snd_sf_list *sflist, struct snd_sf_zone *cur);
53 static void delete_preset(struct snd_sf_list *sflist, struct snd_sf_zone *zp);
54 static struct snd_sf_zone *search_first_zone(struct snd_sf_list *sflist,
56 static int search_zones(struct snd_sf_list *sflist, int *notep, int vel,
60 static void snd_sf_init(struct snd_sf_list *sflist);
61 static void snd_sf_clear(struct snd_sf_list *sflist);
67 lock_preset(struct snd_sf_list *sflist)  in lock_preset()  argument
70 	mutex_lock(&sflist->presets_mutex);  in lock_preset()
71 	spin_lock_irqsave(&sflist->lock, flags);  in lock_preset()
72 	sflist->presets_locked = 1;  in lock_preset()
73 	spin_unlock_irqrestore(&sflist->lock, flags);  in lock_preset()
81 unlock_preset(struct snd_sf_list *sflist)  in unlock_preset()  argument
84 	spin_lock_irqsave(&sflist->lock, flags);  in unlock_preset()
85 	sflist->presets_locked = 0;  in unlock_preset()
86 	spin_unlock_irqrestore(&sflist->lock, flags);  in unlock_preset()
87 	mutex_unlock(&sflist->presets_mutex);  in unlock_preset()
95 snd_soundfont_close_check(struct snd_sf_list *sflist, int client)  in snd_soundfont_close_check()  argument
98 	spin_lock_irqsave(&sflist->lock, flags);  in snd_soundfont_close_check()
99 	if (sflist->open_client == client)  {  in snd_soundfont_close_check()
100 		spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_close_check()
101 		return close_patch(sflist);  in snd_soundfont_close_check()
103 	spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_close_check()
118 		   struct snd_sf_list *sflist, const void __user *data,  in snd_soundfont_load()  argument
151 		lock_preset(sflist);  in snd_soundfont_load()
152 		rc = open_patch(sflist, data, count, client);  in snd_soundfont_load()
153 		unlock_preset(sflist);  in snd_soundfont_load()
158 	spin_lock_irqsave(&sflist->lock, flags);  in snd_soundfont_load()
159 	if (sflist->open_client != client) {  in snd_soundfont_load()
160 		spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_load()
163 	spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_load()
165 	lock_preset(sflist);  in snd_soundfont_load()
169 		rc = load_info(card, sflist, data, count);  in snd_soundfont_load()
172 		rc = load_data(sflist, data, count);  in snd_soundfont_load()
175 		rc = close_patch(sflist);  in snd_soundfont_load()
181 		rc = load_map(sflist, data, count);  in snd_soundfont_load()
184 		rc = probe_data(sflist, patch.optarg);  in snd_soundfont_load()
188 		if (!sflist->currsf) {  in snd_soundfont_load()
196 			if (! remove_info(sflist, sflist->currsf, bank, instr))  in snd_soundfont_load()
203 	unlock_preset(sflist);  in snd_soundfont_load()
221 open_patch(struct snd_sf_list *sflist, const char __user *data,  in open_patch()  argument
228 	spin_lock_irqsave(&sflist->lock, flags);  in open_patch()
229 	if (sflist->open_client >= 0 || sflist->currsf) {  in open_patch()
230 		spin_unlock_irqrestore(&sflist->lock, flags);  in open_patch()
233 	spin_unlock_irqrestore(&sflist->lock, flags);  in open_patch()
240 		sf = newsf(sflist, parm.type, NULL);  in open_patch()
242 		sf = newsf(sflist, parm.type, parm.name);  in open_patch()
247 	spin_lock_irqsave(&sflist->lock, flags);  in open_patch()
248 	sflist->open_client = client;  in open_patch()
249 	sflist->currsf = sf;  in open_patch()
250 	spin_unlock_irqrestore(&sflist->lock, flags);  in open_patch()
259 newsf(struct snd_sf_list *sflist, int type, char *name)  in newsf()  argument
265 		for (sf = sflist->fonts; sf; sf = sf->next) {  in newsf()
276 	sf->id = sflist->fonts_size;  in newsf()
277 	sflist->fonts_size++;  in newsf()
280 	sf->next = sflist->fonts;  in newsf()
281 	sflist->fonts = sf;  in newsf()
306 close_patch(struct snd_sf_list *sflist)  in close_patch()  argument
310 	spin_lock_irqsave(&sflist->lock, flags);  in close_patch()
311 	sflist->currsf = NULL;  in close_patch()
312 	sflist->open_client = -1;  in close_patch()
313 	spin_unlock_irqrestore(&sflist->lock, flags);  in close_patch()
315 	rebuild_presets(sflist);  in close_patch()
323 probe_data(struct snd_sf_list *sflist, int sample_id)  in probe_data()  argument
326 	if (sflist->currsf) {  in probe_data()
328 		if (find_sample(sflist->currsf, sample_id))  in probe_data()
338 set_zone_counter(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in set_zone_counter()  argument
341 	zp->counter = sflist->zone_counter++;  in set_zone_counter()
343 		sflist->zone_locked = sflist->zone_counter;  in set_zone_counter()
350 sf_zone_new(struct snd_sf_list *sflist, struct snd_soundfont *sf)  in sf_zone_new()  argument
362 	set_zone_counter(sflist, sf, zp);  in sf_zone_new()
371 set_sample_counter(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in set_sample_counter()  argument
374 	sp->counter = sflist->sample_counter++;  in set_sample_counter()
376 		sflist->sample_locked = sflist->sample_counter;  in set_sample_counter()
383 sf_sample_new(struct snd_sf_list *sflist, struct snd_soundfont *sf)  in sf_sample_new()  argument
394 	set_sample_counter(sflist, sf, sp);  in sf_sample_new()
403 sf_sample_delete(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in sf_sample_delete()  argument
416 load_map(struct snd_sf_list *sflist, const void __user *data, int count)  in load_map()  argument
431 	sf = newsf(sflist, SNDRV_SFNT_PAT_TYPE_MAP|SNDRV_SFNT_PAT_SHARED, NULL);  in load_map()
452 			set_zone_counter(sflist, sf, zp);  in load_map()
458 	zp = sf_zone_new(sflist, sf);  in load_map()
474 	add_preset(sflist, zp);  in load_map()
482 remove_info(struct snd_sf_list *sflist, struct snd_soundfont *sf,  in remove_info()  argument
504 		rebuild_presets(sflist);  in remove_info()
515 	  struct snd_sf_list *sflist, const void __user *data, long count)  in load_info()  argument
523 	sf = sflist->currsf;  in load_info()
566 		remove_info(sflist, sf, hdr.bank, hdr.instr);  in load_info()
589 		zone = sf_zone_new(sflist, sf);  in load_info()
717 load_data(struct snd_sf_list *sflist, const void __user *data, long count)  in load_data()  argument
724 	sf = sflist->currsf;  in load_data()
767 	sp = sf_sample_new(sflist, sf);  in load_data()
781 		rc = sflist->callback.sample_new  in load_data()
782 			(sflist->callback.private_data, sp, sflist->memhdr,  in load_data()
785 			sf_sample_delete(sflist, sf, sp);  in load_data()
788 		sflist->mem_used += sp->v.truesize;  in load_data()
981 	      struct snd_sf_list *sflist, const char __user *data, long count)  in load_guspatch()  argument
1002 	sf = newsf(sflist, SNDRV_SFNT_PAT_TYPE_GUS|SNDRV_SFNT_PAT_SHARED, NULL);  in load_guspatch()
1005 	smp = sf_sample_new(sflist, sf);  in load_guspatch()
1008 	sample_id = sflist->sample_counter;  in load_guspatch()
1017 		sf_sample_delete(sflist, sf, smp);  in load_guspatch()
1049 	zone = sf_zone_new(sflist, sf);  in load_guspatch()
1051 		sf_sample_delete(sflist, sf, smp);  in load_guspatch()
1059 		rc = sflist->callback.sample_new  in load_guspatch()
1060 			(sflist->callback.private_data, smp, sflist->memhdr,  in load_guspatch()
1063 			sf_sample_delete(sflist, sf, smp);  in load_guspatch()
1071 	sflist->mem_used += smp->v.truesize;  in load_guspatch()
1160 	add_preset(sflist, zone);  in load_guspatch()
1168 			    struct snd_sf_list *sflist, const char __user *data,  in snd_soundfont_load_guspatch()  argument
1172 	lock_preset(sflist);  in snd_soundfont_load_guspatch()
1173 	rc = load_guspatch(card, sflist, data, count);  in snd_soundfont_load_guspatch()
1174 	unlock_preset(sflist);  in snd_soundfont_load_guspatch()
1187 rebuild_presets(struct snd_sf_list *sflist)  in rebuild_presets()  argument
1193 	memset(sflist->presets, 0, sizeof(sflist->presets));  in rebuild_presets()
1196 	for (sf = sflist->fonts; sf; sf = sf->next) {  in rebuild_presets()
1205 			add_preset(sflist, cur);  in rebuild_presets()
1215 add_preset(struct snd_sf_list *sflist, struct snd_sf_zone *cur)  in add_preset()  argument
1220 	zone = search_first_zone(sflist, cur->bank, cur->instr, cur->v.low);  in add_preset()
1231 		delete_preset(sflist, zone);  in add_preset()
1240 	cur->next_instr = sflist->presets[index]; /* preset table link */  in add_preset()
1241 	sflist->presets[index] = cur;  in add_preset()
1248 delete_preset(struct snd_sf_list *sflist, struct snd_sf_zone *zp)  in delete_preset()  argument
1256 	for (p = sflist->presets[index]; p; p = p->next_instr) {  in delete_preset()
1275 snd_soundfont_search_zone(struct snd_sf_list *sflist, int *notep, int vel,  in snd_soundfont_search_zone()  argument
1287 	spin_lock_irqsave(&sflist->lock, flags);  in snd_soundfont_search_zone()
1288 	if (sflist->presets_locked) {  in snd_soundfont_search_zone()
1289 		spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_search_zone()
1292 	nvoices = search_zones(sflist, notep, vel, preset, bank,  in snd_soundfont_search_zone()
1296 			nvoices = search_zones(sflist, notep, vel,  in snd_soundfont_search_zone()
1300 	spin_unlock_irqrestore(&sflist->lock, flags);  in snd_soundfont_search_zone()
1309 search_first_zone(struct snd_sf_list *sflist, int bank, int preset, int key)  in search_first_zone()  argument
1317 	for (zp = sflist->presets[index]; zp; zp = zp->next_instr) {  in search_first_zone()
1329 search_zones(struct snd_sf_list *sflist, int *notep, int vel,  in search_zones()  argument
1336 	zp = search_first_zone(sflist, bank, preset, *notep);  in search_zones()
1351 				nvoices = search_zones(sflist, &key, vel,  in search_zones()
1391 snd_sf_init(struct snd_sf_list *sflist)  in snd_sf_init()  argument
1393 	memset(sflist->presets, 0, sizeof(sflist->presets));  in snd_sf_init()
1395 	sflist->mem_used = 0;  in snd_sf_init()
1396 	sflist->currsf = NULL;  in snd_sf_init()
1397 	sflist->open_client = -1;  in snd_sf_init()
1398 	sflist->fonts = NULL;  in snd_sf_init()
1399 	sflist->fonts_size = 0;  in snd_sf_init()
1400 	sflist->zone_counter = 0;  in snd_sf_init()
1401 	sflist->sample_counter = 0;  in snd_sf_init()
1402 	sflist->zone_locked = 0;  in snd_sf_init()
1403 	sflist->sample_locked = 0;  in snd_sf_init()
1410 snd_sf_clear(struct snd_sf_list *sflist)  in snd_sf_clear()  argument
1416 	for (sf = sflist->fonts; sf; sf = nextsf) {  in snd_sf_clear()
1424 			sflist->callback.sample_free(sflist->callback.private_data,  in snd_sf_clear()
1425 						     sp, sflist->memhdr);  in snd_sf_clear()
1431 	snd_sf_init(sflist);  in snd_sf_clear()
1441 	struct snd_sf_list *sflist;  in snd_sf_new()  local
1443 	sflist = kzalloc(sizeof(*sflist), GFP_KERNEL);  in snd_sf_new()
1444 	if (!sflist)  in snd_sf_new()
1447 	mutex_init(&sflist->presets_mutex);  in snd_sf_new()
1448 	spin_lock_init(&sflist->lock);  in snd_sf_new()
1449 	sflist->memhdr = hdr;  in snd_sf_new()
1452 		sflist->callback = *callback;  in snd_sf_new()
1454 	snd_sf_init(sflist);  in snd_sf_new()
1455 	return sflist;  in snd_sf_new()
1463 snd_sf_free(struct snd_sf_list *sflist)  in snd_sf_free()  argument
1465 	if (sflist == NULL)  in snd_sf_free()
1468 	lock_preset(sflist);  in snd_sf_free()
1469 	if (sflist->callback.sample_reset)  in snd_sf_free()
1470 		sflist->callback.sample_reset(sflist->callback.private_data);  in snd_sf_free()
1471 	snd_sf_clear(sflist);  in snd_sf_free()
1472 	unlock_preset(sflist);  in snd_sf_free()
1474 	kfree(sflist);  in snd_sf_free()
1482 snd_soundfont_remove_samples(struct snd_sf_list *sflist)  in snd_soundfont_remove_samples()  argument
1484 	lock_preset(sflist);  in snd_soundfont_remove_samples()
1485 	if (sflist->callback.sample_reset)  in snd_soundfont_remove_samples()
1486 		sflist->callback.sample_reset(sflist->callback.private_data);  in snd_soundfont_remove_samples()
1487 	snd_sf_clear(sflist);  in snd_soundfont_remove_samples()
1488 	unlock_preset(sflist);  in snd_soundfont_remove_samples()
1498 snd_soundfont_remove_unlocked(struct snd_sf_list *sflist)  in snd_soundfont_remove_unlocked()  argument
1504 	lock_preset(sflist);  in snd_soundfont_remove_unlocked()
1506 	if (sflist->callback.sample_reset)  in snd_soundfont_remove_unlocked()
1507 		sflist->callback.sample_reset(sflist->callback.private_data);  in snd_soundfont_remove_unlocked()
1510 	memset(sflist->presets, 0, sizeof(sflist->presets));  in snd_soundfont_remove_unlocked()
1512 	for (sf = sflist->fonts; sf; sf = sf->next) {  in snd_soundfont_remove_unlocked()
1514 			if (zp->counter < sflist->zone_locked)  in snd_soundfont_remove_unlocked()
1522 			if (sp->counter < sflist->sample_locked)  in snd_soundfont_remove_unlocked()
1526 			sflist->mem_used -= sp->v.truesize;  in snd_soundfont_remove_unlocked()
1527 			sflist->callback.sample_free(sflist->callback.private_data,  in snd_soundfont_remove_unlocked()
1528 						     sp, sflist->memhdr);  in snd_soundfont_remove_unlocked()
1533 	sflist->zone_counter = sflist->zone_locked;  in snd_soundfont_remove_unlocked()
1534 	sflist->sample_counter = sflist->sample_locked;  in snd_soundfont_remove_unlocked()
1536 	rebuild_presets(sflist);  in snd_soundfont_remove_unlocked()
1538 	unlock_preset(sflist);  in snd_soundfont_remove_unlocked()