2 * Remote Controller core header
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation version 2 of the License.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
17 #include <linux/input.h>
18 #include <linux/spinlock.h>
19 #include <linux/kfifo.h>
20 #include <linux/time.h>
21 #include <linux/timer.h>
23 extern int ir_core_debug;
24 #define IR_dprintk(level, fmt, arg...) if (ir_core_debug >= level) \
25 printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
27 #define IR_TYPE_UNKNOWN 0
28 #define IR_TYPE_RC5 (1 << 0) /* Philips RC5 protocol */
29 #define IR_TYPE_PD (1 << 1) /* Pulse distance encoded IR */
30 #define IR_TYPE_NEC (1 << 2)
31 #define IR_TYPE_OTHER (((u64)1) << 63l)
36 IR_START_EVENT = (1 << 2),
37 IR_STOP_EVENT = (1 << 3),
45 struct ir_scancode_table {
46 struct ir_scancode *scan;
54 unsigned long allowed_protos;
56 int (*change_protocol)(void *priv, u64 ir_type);
60 struct timespec delta; /* Time spent before event */
61 enum raw_event_type type; /* event type */
64 struct ir_raw_event_ctrl {
65 struct kfifo kfifo; /* fifo for the pulse/space events */
66 struct timespec last_event; /* when last event occurred */
67 struct timer_list timer_keyup; /* timer for key release */
71 struct device dev; /* device */
72 char *driver_name; /* Name of the driver module */
73 struct ir_scancode_table rc_tab; /* scan/key table */
74 unsigned long devno; /* device number */
75 const struct ir_dev_props *props; /* Device properties */
76 struct ir_raw_event_ctrl *raw; /* for raw pulse/space events */
78 /* key info - needed by IR keycode handlers */
79 u32 keycode; /* linux key code */
80 int keypressed; /* current state */
83 #define to_ir_input_dev(_attr) container_of(_attr, struct ir_input_dev, attr)
85 /* Routines from ir-keytable.c */
87 u32 ir_g_keycode_from_table(struct input_dev *input_dev,
89 void ir_keyup(struct input_dev *dev);
90 void ir_keydown(struct input_dev *dev, int scancode);
91 int ir_input_register(struct input_dev *dev,
92 const struct ir_scancode_table *ir_codes,
93 const struct ir_dev_props *props,
94 const char *driver_name);
95 void ir_input_unregister(struct input_dev *input_dev);
97 /* Routines from ir-sysfs.c */
99 int ir_register_class(struct input_dev *input_dev);
100 void ir_unregister_class(struct input_dev *input_dev);
102 /* Routines from ir-raw-event.c */
103 int ir_raw_event_register(struct input_dev *input_dev);
104 void ir_raw_event_unregister(struct input_dev *input_dev);
105 int ir_raw_event_store(struct input_dev *input_dev, enum raw_event_type type);
106 int ir_raw_event_handle(struct input_dev *input_dev);
108 /* from ir-nec-decoder.c */
109 int ir_nec_decode(struct input_dev *input_dev,
110 struct ir_raw_event *evs,