1/* 2 * lirc.h - linux infrared remote control header file 3 * last modified 2010/07/13 by Jarod Wilson 4 */ 5 6#ifndef _LINUX_LIRC_H 7#define _LINUX_LIRC_H 8 9#include <linux/types.h> 10#include <linux/ioctl.h> 11 12#define PULSE_BIT 0x01000000 13#define PULSE_MASK 0x00FFFFFF 14 15#define LIRC_MODE2_SPACE 0x00000000 16#define LIRC_MODE2_PULSE 0x01000000 17#define LIRC_MODE2_FREQUENCY 0x02000000 18#define LIRC_MODE2_TIMEOUT 0x03000000 19 20#define LIRC_VALUE_MASK 0x00FFFFFF 21#define LIRC_MODE2_MASK 0xFF000000 22 23#define LIRC_SPACE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_SPACE) 24#define LIRC_PULSE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_PULSE) 25#define LIRC_FREQUENCY(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_FREQUENCY) 26#define LIRC_TIMEOUT(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_TIMEOUT) 27 28#define LIRC_VALUE(val) ((val)&LIRC_VALUE_MASK) 29#define LIRC_MODE2(val) ((val)&LIRC_MODE2_MASK) 30 31#define LIRC_IS_SPACE(val) (LIRC_MODE2(val) == LIRC_MODE2_SPACE) 32#define LIRC_IS_PULSE(val) (LIRC_MODE2(val) == LIRC_MODE2_PULSE) 33#define LIRC_IS_FREQUENCY(val) (LIRC_MODE2(val) == LIRC_MODE2_FREQUENCY) 34#define LIRC_IS_TIMEOUT(val) (LIRC_MODE2(val) == LIRC_MODE2_TIMEOUT) 35 36/* used heavily by lirc userspace */ 37#define lirc_t int 38 39/*** lirc compatible hardware features ***/ 40 41#define LIRC_MODE2SEND(x) (x) 42#define LIRC_SEND2MODE(x) (x) 43#define LIRC_MODE2REC(x) ((x) << 16) 44#define LIRC_REC2MODE(x) ((x) >> 16) 45 46#define LIRC_MODE_RAW 0x00000001 47#define LIRC_MODE_PULSE 0x00000002 48#define LIRC_MODE_MODE2 0x00000004 49#define LIRC_MODE_LIRCCODE 0x00000010 50 51 52#define LIRC_CAN_SEND_RAW LIRC_MODE2SEND(LIRC_MODE_RAW) 53#define LIRC_CAN_SEND_PULSE LIRC_MODE2SEND(LIRC_MODE_PULSE) 54#define LIRC_CAN_SEND_MODE2 LIRC_MODE2SEND(LIRC_MODE_MODE2) 55#define LIRC_CAN_SEND_LIRCCODE LIRC_MODE2SEND(LIRC_MODE_LIRCCODE) 56 57#define LIRC_CAN_SEND_MASK 0x0000003f 58 59#define LIRC_CAN_SET_SEND_CARRIER 0x00000100 60#define LIRC_CAN_SET_SEND_DUTY_CYCLE 0x00000200 61#define LIRC_CAN_SET_TRANSMITTER_MASK 0x00000400 62 63#define LIRC_CAN_REC_RAW LIRC_MODE2REC(LIRC_MODE_RAW) 64#define LIRC_CAN_REC_PULSE LIRC_MODE2REC(LIRC_MODE_PULSE) 65#define LIRC_CAN_REC_MODE2 LIRC_MODE2REC(LIRC_MODE_MODE2) 66#define LIRC_CAN_REC_LIRCCODE LIRC_MODE2REC(LIRC_MODE_LIRCCODE) 67 68#define LIRC_CAN_REC_MASK LIRC_MODE2REC(LIRC_CAN_SEND_MASK) 69 70#define LIRC_CAN_SET_REC_CARRIER (LIRC_CAN_SET_SEND_CARRIER << 16) 71#define LIRC_CAN_SET_REC_DUTY_CYCLE (LIRC_CAN_SET_SEND_DUTY_CYCLE << 16) 72 73#define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE 0x40000000 74#define LIRC_CAN_SET_REC_CARRIER_RANGE 0x80000000 75#define LIRC_CAN_GET_REC_RESOLUTION 0x20000000 76#define LIRC_CAN_SET_REC_TIMEOUT 0x10000000 77#define LIRC_CAN_SET_REC_FILTER 0x08000000 78 79#define LIRC_CAN_MEASURE_CARRIER 0x02000000 80#define LIRC_CAN_USE_WIDEBAND_RECEIVER 0x04000000 81 82#define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK) 83#define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK) 84 85#define LIRC_CAN_NOTIFY_DECODE 0x01000000 86 87/*** IOCTL commands for lirc driver ***/ 88 89#define LIRC_GET_FEATURES _IOR('i', 0x00000000, __u32) 90 91#define LIRC_GET_SEND_MODE _IOR('i', 0x00000001, __u32) 92#define LIRC_GET_REC_MODE _IOR('i', 0x00000002, __u32) 93#define LIRC_GET_SEND_CARRIER _IOR('i', 0x00000003, __u32) 94#define LIRC_GET_REC_CARRIER _IOR('i', 0x00000004, __u32) 95#define LIRC_GET_SEND_DUTY_CYCLE _IOR('i', 0x00000005, __u32) 96#define LIRC_GET_REC_DUTY_CYCLE _IOR('i', 0x00000006, __u32) 97#define LIRC_GET_REC_RESOLUTION _IOR('i', 0x00000007, __u32) 98 99#define LIRC_GET_MIN_TIMEOUT _IOR('i', 0x00000008, __u32) 100#define LIRC_GET_MAX_TIMEOUT _IOR('i', 0x00000009, __u32) 101 102#define LIRC_GET_MIN_FILTER_PULSE _IOR('i', 0x0000000a, __u32) 103#define LIRC_GET_MAX_FILTER_PULSE _IOR('i', 0x0000000b, __u32) 104#define LIRC_GET_MIN_FILTER_SPACE _IOR('i', 0x0000000c, __u32) 105#define LIRC_GET_MAX_FILTER_SPACE _IOR('i', 0x0000000d, __u32) 106 107/* code length in bits, currently only for LIRC_MODE_LIRCCODE */ 108#define LIRC_GET_LENGTH _IOR('i', 0x0000000f, __u32) 109 110#define LIRC_SET_SEND_MODE _IOW('i', 0x00000011, __u32) 111#define LIRC_SET_REC_MODE _IOW('i', 0x00000012, __u32) 112/* Note: these can reset the according pulse_width */ 113#define LIRC_SET_SEND_CARRIER _IOW('i', 0x00000013, __u32) 114#define LIRC_SET_REC_CARRIER _IOW('i', 0x00000014, __u32) 115#define LIRC_SET_SEND_DUTY_CYCLE _IOW('i', 0x00000015, __u32) 116#define LIRC_SET_REC_DUTY_CYCLE _IOW('i', 0x00000016, __u32) 117#define LIRC_SET_TRANSMITTER_MASK _IOW('i', 0x00000017, __u32) 118 119/* 120 * when a timeout != 0 is set the driver will send a 121 * LIRC_MODE2_TIMEOUT data packet, otherwise LIRC_MODE2_TIMEOUT is 122 * never sent, timeout is disabled by default 123 */ 124#define LIRC_SET_REC_TIMEOUT _IOW('i', 0x00000018, __u32) 125 126/* 1 enables, 0 disables timeout reports in MODE2 */ 127#define LIRC_SET_REC_TIMEOUT_REPORTS _IOW('i', 0x00000019, __u32) 128 129/* 130 * pulses shorter than this are filtered out by hardware (software 131 * emulation in lirc_dev?) 132 */ 133#define LIRC_SET_REC_FILTER_PULSE _IOW('i', 0x0000001a, __u32) 134/* 135 * spaces shorter than this are filtered out by hardware (software 136 * emulation in lirc_dev?) 137 */ 138#define LIRC_SET_REC_FILTER_SPACE _IOW('i', 0x0000001b, __u32) 139/* 140 * if filter cannot be set independantly for pulse/space, this should 141 * be used 142 */ 143#define LIRC_SET_REC_FILTER _IOW('i', 0x0000001c, __u32) 144 145/* 146 * if enabled from the next key press on the driver will send 147 * LIRC_MODE2_FREQUENCY packets 148 */ 149#define LIRC_SET_MEASURE_CARRIER_MODE _IOW('i', 0x0000001d, __u32) 150 151/* 152 * to set a range use 153 * LIRC_SET_REC_DUTY_CYCLE_RANGE/LIRC_SET_REC_CARRIER_RANGE with the 154 * lower bound first and later 155 * LIRC_SET_REC_DUTY_CYCLE/LIRC_SET_REC_CARRIER with the upper bound 156 */ 157 158#define LIRC_SET_REC_DUTY_CYCLE_RANGE _IOW('i', 0x0000001e, __u32) 159#define LIRC_SET_REC_CARRIER_RANGE _IOW('i', 0x0000001f, __u32) 160 161#define LIRC_NOTIFY_DECODE _IO('i', 0x00000020) 162 163#define LIRC_SETUP_START _IO('i', 0x00000021) 164#define LIRC_SETUP_END _IO('i', 0x00000022) 165 166#define LIRC_SET_WIDEBAND_RECEIVER _IOW('i', 0x00000023, __u32) 167 168#endif 169