1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * lirc.h - linux infrared remote control header file
4 * last modified 2010/07/13 by Jarod Wilson
10 #include <linux/types.h>
11 #include <linux/ioctl.h>
13 #define PULSE_BIT 0x01000000
14 #define PULSE_MASK 0x00FFFFFF
16 #define LIRC_MODE2_SPACE 0x00000000
17 #define LIRC_MODE2_PULSE 0x01000000
18 #define LIRC_MODE2_FREQUENCY 0x02000000
19 #define LIRC_MODE2_TIMEOUT 0x03000000
21 #define LIRC_VALUE_MASK 0x00FFFFFF
22 #define LIRC_MODE2_MASK 0xFF000000
24 #define LIRC_SPACE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_SPACE)
25 #define LIRC_PULSE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_PULSE)
26 #define LIRC_FREQUENCY(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_FREQUENCY)
27 #define LIRC_TIMEOUT(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_TIMEOUT)
29 #define LIRC_VALUE(val) ((val)&LIRC_VALUE_MASK)
30 #define LIRC_MODE2(val) ((val)&LIRC_MODE2_MASK)
32 #define LIRC_IS_SPACE(val) (LIRC_MODE2(val) == LIRC_MODE2_SPACE)
33 #define LIRC_IS_PULSE(val) (LIRC_MODE2(val) == LIRC_MODE2_PULSE)
34 #define LIRC_IS_FREQUENCY(val) (LIRC_MODE2(val) == LIRC_MODE2_FREQUENCY)
35 #define LIRC_IS_TIMEOUT(val) (LIRC_MODE2(val) == LIRC_MODE2_TIMEOUT)
37 /* used heavily by lirc userspace */
40 /*** lirc compatible hardware features ***/
42 #define LIRC_MODE2SEND(x) (x)
43 #define LIRC_SEND2MODE(x) (x)
44 #define LIRC_MODE2REC(x) ((x) << 16)
45 #define LIRC_REC2MODE(x) ((x) >> 16)
47 #define LIRC_MODE_RAW 0x00000001
48 #define LIRC_MODE_PULSE 0x00000002
49 #define LIRC_MODE_MODE2 0x00000004
50 #define LIRC_MODE_LIRCCODE 0x00000010
53 #define LIRC_CAN_SEND_RAW LIRC_MODE2SEND(LIRC_MODE_RAW)
54 #define LIRC_CAN_SEND_PULSE LIRC_MODE2SEND(LIRC_MODE_PULSE)
55 #define LIRC_CAN_SEND_MODE2 LIRC_MODE2SEND(LIRC_MODE_MODE2)
56 #define LIRC_CAN_SEND_LIRCCODE LIRC_MODE2SEND(LIRC_MODE_LIRCCODE)
58 #define LIRC_CAN_SEND_MASK 0x0000003f
60 #define LIRC_CAN_SET_SEND_CARRIER 0x00000100
61 #define LIRC_CAN_SET_SEND_DUTY_CYCLE 0x00000200
62 #define LIRC_CAN_SET_TRANSMITTER_MASK 0x00000400
64 #define LIRC_CAN_REC_RAW LIRC_MODE2REC(LIRC_MODE_RAW)
65 #define LIRC_CAN_REC_PULSE LIRC_MODE2REC(LIRC_MODE_PULSE)
66 #define LIRC_CAN_REC_MODE2 LIRC_MODE2REC(LIRC_MODE_MODE2)
67 #define LIRC_CAN_REC_LIRCCODE LIRC_MODE2REC(LIRC_MODE_LIRCCODE)
69 #define LIRC_CAN_REC_MASK LIRC_MODE2REC(LIRC_CAN_SEND_MASK)
71 #define LIRC_CAN_SET_REC_CARRIER (LIRC_CAN_SET_SEND_CARRIER << 16)
72 #define LIRC_CAN_SET_REC_DUTY_CYCLE (LIRC_CAN_SET_SEND_DUTY_CYCLE << 16)
74 #define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE 0x40000000
75 #define LIRC_CAN_SET_REC_CARRIER_RANGE 0x80000000
76 #define LIRC_CAN_GET_REC_RESOLUTION 0x20000000
77 #define LIRC_CAN_SET_REC_TIMEOUT 0x10000000
78 #define LIRC_CAN_SET_REC_FILTER 0x08000000
80 #define LIRC_CAN_MEASURE_CARRIER 0x02000000
81 #define LIRC_CAN_USE_WIDEBAND_RECEIVER 0x04000000
83 #define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK)
84 #define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK)
86 #define LIRC_CAN_NOTIFY_DECODE 0x01000000
88 /*** IOCTL commands for lirc driver ***/
90 #define LIRC_GET_FEATURES _IOR('i', 0x00000000, __u32)
92 #define LIRC_GET_SEND_MODE _IOR('i', 0x00000001, __u32)
93 #define LIRC_GET_REC_MODE _IOR('i', 0x00000002, __u32)
94 #define LIRC_GET_REC_RESOLUTION _IOR('i', 0x00000007, __u32)
96 #define LIRC_GET_MIN_TIMEOUT _IOR('i', 0x00000008, __u32)
97 #define LIRC_GET_MAX_TIMEOUT _IOR('i', 0x00000009, __u32)
99 /* code length in bits, currently only for LIRC_MODE_LIRCCODE */
100 #define LIRC_GET_LENGTH _IOR('i', 0x0000000f, __u32)
102 #define LIRC_SET_SEND_MODE _IOW('i', 0x00000011, __u32)
103 #define LIRC_SET_REC_MODE _IOW('i', 0x00000012, __u32)
104 /* Note: these can reset the according pulse_width */
105 #define LIRC_SET_SEND_CARRIER _IOW('i', 0x00000013, __u32)
106 #define LIRC_SET_REC_CARRIER _IOW('i', 0x00000014, __u32)
107 #define LIRC_SET_SEND_DUTY_CYCLE _IOW('i', 0x00000015, __u32)
108 #define LIRC_SET_TRANSMITTER_MASK _IOW('i', 0x00000017, __u32)
111 * when a timeout != 0 is set the driver will send a
112 * LIRC_MODE2_TIMEOUT data packet, otherwise LIRC_MODE2_TIMEOUT is
113 * never sent, timeout is disabled by default
115 #define LIRC_SET_REC_TIMEOUT _IOW('i', 0x00000018, __u32)
117 /* 1 enables, 0 disables timeout reports in MODE2 */
118 #define LIRC_SET_REC_TIMEOUT_REPORTS _IOW('i', 0x00000019, __u32)
121 * if enabled from the next key press on the driver will send
122 * LIRC_MODE2_FREQUENCY packets
124 #define LIRC_SET_MEASURE_CARRIER_MODE _IOW('i', 0x0000001d, __u32)
127 * to set a range use LIRC_SET_REC_CARRIER_RANGE with the
128 * lower bound first and later LIRC_SET_REC_CARRIER with the upper bound
130 #define LIRC_SET_REC_CARRIER_RANGE _IOW('i', 0x0000001f, __u32)
132 #define LIRC_SET_WIDEBAND_RECEIVER _IOW('i', 0x00000023, __u32)