Lines Matching refs:rc_map
106 struct rc_map *rc_map_get(const char *name) in rc_map_get()
179 static int ir_create_table(struct rc_dev *dev, struct rc_map *rc_map, in ir_create_table() argument
182 rc_map->name = kstrdup(name, GFP_KERNEL); in ir_create_table()
183 if (!rc_map->name) in ir_create_table()
185 rc_map->rc_proto = rc_proto; in ir_create_table()
186 rc_map->alloc = roundup_pow_of_two(size * sizeof(struct rc_map_table)); in ir_create_table()
187 rc_map->size = rc_map->alloc / sizeof(struct rc_map_table); in ir_create_table()
188 rc_map->scan = kmalloc(rc_map->alloc, GFP_KERNEL); in ir_create_table()
189 if (!rc_map->scan) { in ir_create_table()
190 kfree(rc_map->name); in ir_create_table()
191 rc_map->name = NULL; in ir_create_table()
196 rc_map->size, rc_map->alloc); in ir_create_table()
207 static void ir_free_table(struct rc_map *rc_map) in ir_free_table() argument
209 rc_map->size = 0; in ir_free_table()
210 kfree(rc_map->name); in ir_free_table()
211 rc_map->name = NULL; in ir_free_table()
212 kfree(rc_map->scan); in ir_free_table()
213 rc_map->scan = NULL; in ir_free_table()
227 static int ir_resize_table(struct rc_dev *dev, struct rc_map *rc_map, in ir_resize_table() argument
230 unsigned int oldalloc = rc_map->alloc; in ir_resize_table()
232 struct rc_map_table *oldscan = rc_map->scan; in ir_resize_table()
235 if (rc_map->size == rc_map->len) { in ir_resize_table()
237 if (rc_map->alloc >= IR_TAB_MAX_SIZE) in ir_resize_table()
244 if ((rc_map->len * 3 < rc_map->size) && (oldalloc > IR_TAB_MIN_SIZE)) { in ir_resize_table()
257 memcpy(newscan, rc_map->scan, rc_map->len * sizeof(struct rc_map_table)); in ir_resize_table()
258 rc_map->scan = newscan; in ir_resize_table()
259 rc_map->alloc = newalloc; in ir_resize_table()
260 rc_map->size = rc_map->alloc / sizeof(struct rc_map_table); in ir_resize_table()
279 struct rc_map *rc_map, in ir_update_mapping() argument
283 int old_keycode = rc_map->scan[index].keycode; in ir_update_mapping()
289 index, rc_map->scan[index].scancode); in ir_update_mapping()
290 rc_map->len--; in ir_update_mapping()
291 memmove(&rc_map->scan[index], &rc_map->scan[index+ 1], in ir_update_mapping()
292 (rc_map->len - index) * sizeof(struct rc_map_table)); in ir_update_mapping()
297 rc_map->scan[index].scancode, new_keycode); in ir_update_mapping()
298 rc_map->scan[index].keycode = new_keycode; in ir_update_mapping()
306 for (i = 0; i < rc_map->len; i++) { in ir_update_mapping()
307 if (rc_map->scan[i].keycode == old_keycode) { in ir_update_mapping()
314 ir_resize_table(dev, rc_map, GFP_ATOMIC); in ir_update_mapping()
336 struct rc_map *rc_map, in ir_establish_scancode() argument
354 for (i = 0; i < rc_map->len; i++) { in ir_establish_scancode()
355 if (rc_map->scan[i].scancode == scancode) in ir_establish_scancode()
359 if (rc_map->scan[i].scancode >= scancode) in ir_establish_scancode()
364 if (rc_map->size == rc_map->len) { in ir_establish_scancode()
365 if (!resize || ir_resize_table(dev, rc_map, GFP_ATOMIC)) in ir_establish_scancode()
370 if (i < rc_map->len) in ir_establish_scancode()
371 memmove(&rc_map->scan[i + 1], &rc_map->scan[i], in ir_establish_scancode()
372 (rc_map->len - i) * sizeof(struct rc_map_table)); in ir_establish_scancode()
373 rc_map->scan[i].scancode = scancode; in ir_establish_scancode()
374 rc_map->scan[i].keycode = KEY_RESERVED; in ir_establish_scancode()
375 rc_map->len++; in ir_establish_scancode()
395 struct rc_map *rc_map = &rdev->rc_map; in ir_setkeycode() local
401 spin_lock_irqsave(&rc_map->lock, flags); in ir_setkeycode()
405 if (index >= rc_map->len) { in ir_setkeycode()
414 index = ir_establish_scancode(rdev, rc_map, scancode, true); in ir_setkeycode()
415 if (index >= rc_map->len) { in ir_setkeycode()
421 *old_keycode = ir_update_mapping(rdev, rc_map, index, ke->keycode); in ir_setkeycode()
424 spin_unlock_irqrestore(&rc_map->lock, flags); in ir_setkeycode()
438 const struct rc_map *from) in ir_setkeytable()
440 struct rc_map *rc_map = &dev->rc_map; in ir_setkeytable() local
444 rc = ir_create_table(dev, rc_map, from->name, from->rc_proto, in ir_setkeytable()
450 index = ir_establish_scancode(dev, rc_map, in ir_setkeytable()
452 if (index >= rc_map->len) { in ir_setkeytable()
457 ir_update_mapping(dev, rc_map, index, in ir_setkeytable()
462 ir_free_table(rc_map); in ir_setkeytable()
489 static unsigned int ir_lookup_by_scancode(const struct rc_map *rc_map, in ir_lookup_by_scancode() argument
494 res = bsearch(&scancode, rc_map->scan, rc_map->len, in ir_lookup_by_scancode()
499 return res - rc_map->scan; in ir_lookup_by_scancode()
515 struct rc_map *rc_map = &rdev->rc_map; in ir_getkeycode() local
522 spin_lock_irqsave(&rc_map->lock, flags); in ir_getkeycode()
531 index = ir_lookup_by_scancode(rc_map, scancode); in ir_getkeycode()
534 if (index < rc_map->len) { in ir_getkeycode()
535 entry = &rc_map->scan[index]; in ir_getkeycode()
558 spin_unlock_irqrestore(&rc_map->lock, flags); in ir_getkeycode()
575 struct rc_map *rc_map = &dev->rc_map; in rc_g_keycode_from_table() local
580 spin_lock_irqsave(&rc_map->lock, flags); in rc_g_keycode_from_table()
582 index = ir_lookup_by_scancode(rc_map, scancode); in rc_g_keycode_from_table()
583 keycode = index < rc_map->len ? in rc_g_keycode_from_table()
584 rc_map->scan[index].keycode : KEY_RESERVED; in rc_g_keycode_from_table()
586 spin_unlock_irqrestore(&rc_map->lock, flags); in rc_g_keycode_from_table()
1579 if (dev->rc_map.name) in rc_dev_uevent()
1580 ADD_HOTPLUG_VAR("NAME=%s", dev->rc_map.name); in rc_dev_uevent()
1674 spin_lock_init(&dev->rc_map.lock); in rc_allocate_device()
1738 struct rc_map *rc_map; in rc_prepare_rx_device() local
1744 rc_map = rc_map_get(dev->map_name); in rc_prepare_rx_device()
1745 if (!rc_map) in rc_prepare_rx_device()
1746 rc_map = rc_map_get(RC_MAP_EMPTY); in rc_prepare_rx_device()
1747 if (!rc_map || !rc_map->scan || rc_map->size == 0) in rc_prepare_rx_device()
1750 rc = ir_setkeytable(dev, rc_map); in rc_prepare_rx_device()
1754 rc_proto = BIT_ULL(rc_map->rc_proto); in rc_prepare_rx_device()
1794 ir_free_table(&dev->rc_map); in rc_prepare_rx_device()
1839 ir_free_table(&dev->rc_map); in rc_free_rx_device()
1926 ir_free_table(&dev->rc_map); in rc_register_device()