diff options
Diffstat (limited to 'drivers/media/IR/rc-map.c')
-rw-r--r-- | drivers/media/IR/rc-map.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/drivers/media/IR/rc-map.c b/drivers/media/IR/rc-map.c deleted file mode 100644 index 689143f2fff0..000000000000 --- a/drivers/media/IR/rc-map.c +++ /dev/null @@ -1,107 +0,0 @@ -/* ir-raw-event.c - handle IR Pulse/Space event - * - * Copyright (C) 2010 by Mauro Carvalho Chehab <mchehab@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <media/ir-core.h> -#include <linux/spinlock.h> -#include <linux/delay.h> - -/* Used to handle IR raw handler extensions */ -static LIST_HEAD(rc_map_list); -static DEFINE_SPINLOCK(rc_map_lock); - -static struct rc_keymap *seek_rc_map(const char *name) -{ - struct rc_keymap *map = NULL; - - spin_lock(&rc_map_lock); - list_for_each_entry(map, &rc_map_list, list) { - if (!strcmp(name, map->map.name)) { - spin_unlock(&rc_map_lock); - return map; - } - } - spin_unlock(&rc_map_lock); - - return NULL; -} - -struct ir_scancode_table *get_rc_map(const char *name) -{ - - struct rc_keymap *map; - - map = seek_rc_map(name); -#ifdef MODULE - if (!map) { - int rc = request_module(name); - if (rc < 0) { - printk(KERN_ERR "Couldn't load IR keymap %s\n", name); - return NULL; - } - msleep(20); /* Give some time for IR to register */ - - map = seek_rc_map(name); - } -#endif - if (!map) { - printk(KERN_ERR "IR keymap %s not found\n", name); - return NULL; - } - - printk(KERN_INFO "Registered IR keymap %s\n", map->map.name); - - return &map->map; -} -EXPORT_SYMBOL_GPL(get_rc_map); - -int ir_register_map(struct rc_keymap *map) -{ - spin_lock(&rc_map_lock); - list_add_tail(&map->list, &rc_map_list); - spin_unlock(&rc_map_lock); - return 0; -} -EXPORT_SYMBOL_GPL(ir_register_map); - -void ir_unregister_map(struct rc_keymap *map) -{ - spin_lock(&rc_map_lock); - list_del(&map->list); - spin_unlock(&rc_map_lock); -} -EXPORT_SYMBOL_GPL(ir_unregister_map); - - -static struct ir_scancode empty[] = { - { 0x2a, KEY_COFFEE }, -}; - -static struct rc_keymap empty_map = { - .map = { - .scan = empty, - .size = ARRAY_SIZE(empty), - .ir_type = IR_TYPE_UNKNOWN, /* Legacy IR type */ - .name = RC_MAP_EMPTY, - } -}; - -int ir_rcmap_init(void) -{ - return ir_register_map(&empty_map); -} - -void ir_rcmap_cleanup(void) -{ - ir_unregister_map(&empty_map); -} |