99 struct rc_map *rc_map_get(const char *name)  in rc_map_get()
172 static int ir_create_table(struct rc_dev *dev, struct rc_map *rc_map,  in ir_create_table()  argument
175 	rc_map->name = kstrdup(name, GFP_KERNEL);  in ir_create_table()
176 	if (!rc_map->name)  in ir_create_table()
178 	rc_map->rc_proto = rc_proto;  in ir_create_table()
179 	rc_map->alloc = roundup_pow_of_two(size * sizeof(struct rc_map_table));  in ir_create_table()
180 	rc_map->size = rc_map->alloc / sizeof(struct rc_map_table);  in ir_create_table()
181 	rc_map->scan = kmalloc(rc_map->alloc, GFP_KERNEL);  in ir_create_table()
182 	if (!rc_map->scan) {  in ir_create_table()
183 		kfree(rc_map->name);  in ir_create_table()
184 		rc_map->name = NULL;  in ir_create_table()
189 		rc_map->size, rc_map->alloc);  in ir_create_table()
200 static void ir_free_table(struct rc_map *rc_map)  in ir_free_table()  argument
202 	rc_map->size = 0;  in ir_free_table()
203 	kfree(rc_map->name);  in ir_free_table()
204 	rc_map->name = NULL;  in ir_free_table()
205 	kfree(rc_map->scan);  in ir_free_table()
206 	rc_map->scan = NULL;  in ir_free_table()
220 static int ir_resize_table(struct rc_dev *dev, struct rc_map *rc_map,  in ir_resize_table()  argument
223 	unsigned int oldalloc = rc_map->alloc;  in ir_resize_table()
225 	struct rc_map_table *oldscan = rc_map->scan;  in ir_resize_table()
228 	if (rc_map->size == rc_map->len) {  in ir_resize_table()
230 		if (rc_map->alloc >= IR_TAB_MAX_SIZE)  in ir_resize_table()
237 	if ((rc_map->len * 3 < rc_map->size) && (oldalloc > IR_TAB_MIN_SIZE)) {  in ir_resize_table()
250 	memcpy(newscan, rc_map->scan, rc_map->len * sizeof(struct rc_map_table));  in ir_resize_table()
251 	rc_map->scan = newscan;  in ir_resize_table()
252 	rc_map->alloc = newalloc;  in ir_resize_table()
253 	rc_map->size = rc_map->alloc / sizeof(struct rc_map_table);  in ir_resize_table()
272 				      struct rc_map *rc_map,  in ir_update_mapping()  argument
276 	int old_keycode = rc_map->scan[index].keycode;  in ir_update_mapping()
282 			index, rc_map->scan[index].scancode);  in ir_update_mapping()
283 		rc_map->len--;  in ir_update_mapping()
284 		memmove(&rc_map->scan[index], &rc_map->scan[index+ 1],  in ir_update_mapping()
285 			(rc_map->len - index) * sizeof(struct rc_map_table));  in ir_update_mapping()
290 			rc_map->scan[index].scancode, new_keycode);  in ir_update_mapping()
291 		rc_map->scan[index].keycode = new_keycode;  in ir_update_mapping()
299 		for (i = 0; i < rc_map->len; i++) {  in ir_update_mapping()
300 			if (rc_map->scan[i].keycode == old_keycode) {  in ir_update_mapping()
307 		ir_resize_table(dev, rc_map, GFP_ATOMIC);  in ir_update_mapping()
329 					  struct rc_map *rc_map,  in ir_establish_scancode()  argument
347 	for (i = 0; i < rc_map->len; i++) {  in ir_establish_scancode()
348 		if (rc_map->scan[i].scancode == scancode)  in ir_establish_scancode()
352 		if (rc_map->scan[i].scancode >= scancode)  in ir_establish_scancode()
357 	if (rc_map->size == rc_map->len) {  in ir_establish_scancode()
358 		if (!resize || ir_resize_table(dev, rc_map, GFP_ATOMIC))  in ir_establish_scancode()
363 	if (i < rc_map->len)  in ir_establish_scancode()
364 		memmove(&rc_map->scan[i + 1], &rc_map->scan[i],  in ir_establish_scancode()
365 			(rc_map->len - i) * sizeof(struct rc_map_table));  in ir_establish_scancode()
366 	rc_map->scan[i].scancode = scancode;  in ir_establish_scancode()
367 	rc_map->scan[i].keycode = KEY_RESERVED;  in ir_establish_scancode()
368 	rc_map->len++;  in ir_establish_scancode()
388 	struct rc_map *rc_map = &rdev->rc_map;  in ir_setkeycode()  local
394 	spin_lock_irqsave(&rc_map->lock, flags);  in ir_setkeycode()
398 		if (index >= rc_map->len) {  in ir_setkeycode()
407 		index = ir_establish_scancode(rdev, rc_map, scancode, true);  in ir_setkeycode()
408 		if (index >= rc_map->len) {  in ir_setkeycode()
414 	*old_keycode = ir_update_mapping(rdev, rc_map, index, ke->keycode);  in ir_setkeycode()
417 	spin_unlock_irqrestore(&rc_map->lock, flags);  in ir_setkeycode()
431 			  const struct rc_map *from)  in ir_setkeytable()
433 	struct rc_map *rc_map = &dev->rc_map;  in ir_setkeytable()  local
437 	rc = ir_create_table(dev, rc_map, from->name, from->rc_proto,  in ir_setkeytable()
443 		index = ir_establish_scancode(dev, rc_map,  in ir_setkeytable()
445 		if (index >= rc_map->len) {  in ir_setkeytable()
450 		ir_update_mapping(dev, rc_map, index,  in ir_setkeytable()
455 		ir_free_table(rc_map);  in ir_setkeytable()
482 static unsigned int ir_lookup_by_scancode(const struct rc_map *rc_map,  in ir_lookup_by_scancode()  argument
487 	res = bsearch(&scancode, rc_map->scan, rc_map->len,  in ir_lookup_by_scancode()
492 		return res - rc_map->scan;  in ir_lookup_by_scancode()
508 	struct rc_map *rc_map = &rdev->rc_map;  in ir_getkeycode()  local
515 	spin_lock_irqsave(&rc_map->lock, flags);  in ir_getkeycode()
524 		index = ir_lookup_by_scancode(rc_map, scancode);  in ir_getkeycode()
527 	if (index < rc_map->len) {  in ir_getkeycode()
528 		entry = &rc_map->scan[index];  in ir_getkeycode()
551 	spin_unlock_irqrestore(&rc_map->lock, flags);  in ir_getkeycode()
568 	struct rc_map *rc_map = &dev->rc_map;  in rc_g_keycode_from_table()  local
573 	spin_lock_irqsave(&rc_map->lock, flags);  in rc_g_keycode_from_table()
575 	index = ir_lookup_by_scancode(rc_map, scancode);  in rc_g_keycode_from_table()
576 	keycode = index < rc_map->len ?  in rc_g_keycode_from_table()
577 			rc_map->scan[index].keycode : KEY_RESERVED;  in rc_g_keycode_from_table()
579 	spin_unlock_irqrestore(&rc_map->lock, flags);  in rc_g_keycode_from_table()
1568 	if (dev->rc_map.name)  in rc_dev_uevent()
1569 		ADD_HOTPLUG_VAR("NAME=%s", dev->rc_map.name);  in rc_dev_uevent()
1663 		spin_lock_init(&dev->rc_map.lock);  in rc_allocate_device()
1727 	struct rc_map *rc_map;  in rc_prepare_rx_device()  local
1733 	rc_map = rc_map_get(dev->map_name);  in rc_prepare_rx_device()
1734 	if (!rc_map)  in rc_prepare_rx_device()
1735 		rc_map = rc_map_get(RC_MAP_EMPTY);  in rc_prepare_rx_device()
1736 	if (!rc_map || !rc_map->scan || rc_map->size == 0)  in rc_prepare_rx_device()
1739 	rc = ir_setkeytable(dev, rc_map);  in rc_prepare_rx_device()
1743 	rc_proto = BIT_ULL(rc_map->rc_proto);  in rc_prepare_rx_device()
1775 	ir_free_table(&dev->rc_map);  in rc_prepare_rx_device()
1820 	ir_free_table(&dev->rc_map);  in rc_free_rx_device()
1907 	ir_free_table(&dev->rc_map);  in rc_register_device()