| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Sean Young | 481 | 37.96% | 21 | 47.73% |
| David Härdeman | 272 | 21.47% | 7 | 15.91% |
| James Hogan | 188 | 14.84% | 3 | 6.82% |
| Mauro Carvalho Chehab | 136 | 10.73% | 3 | 6.82% |
| Antti Seppälä | 79 | 6.24% | 1 | 2.27% |
| Maxim Levitsky | 35 | 2.76% | 4 | 9.09% |
| Jarod Wilson | 25 | 1.97% | 1 | 2.27% |
| Marcel J.E. Mol | 18 | 1.42% | 1 | 2.27% |
| Patrick Lerda | 16 | 1.26% | 1 | 2.27% |
| Heiner Kallweit | 15 | 1.18% | 1 | 2.27% |
| Nishad Kamdar | 2 | 0.16% | 1 | 2.27% |
| Total | 1267 | 44 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Remote Controller core raw events header * * Copyright (C) 2010 by Mauro Carvalho Chehab */ #ifndef _RC_CORE_PRIV #define _RC_CORE_PRIV #define RC_DEV_MAX 256 /* Define the max number of pulse/space transitions to buffer */ #define MAX_IR_EVENT_SIZE 512 #include <linux/slab.h> #include <uapi/linux/bpf.h> #include <media/rc-core.h> /** * rc_open - Opens a RC device * * @rdev: pointer to struct rc_dev. */ int rc_open(struct rc_dev *rdev); /** * rc_close - Closes a RC device * * @rdev: pointer to struct rc_dev. */ void rc_close(struct rc_dev *rdev); struct ir_raw_handler { struct list_head list; u64 protocols; /* which are handled by this handler */ int (*decode)(struct rc_dev *dev, struct ir_raw_event event); int (*encode)(enum rc_proto protocol, u32 scancode, struct ir_raw_event *events, unsigned int max); u32 carrier; u32 min_timeout; /* These two should only be used by the mce kbd decoder */ int (*raw_register)(struct rc_dev *dev); int (*raw_unregister)(struct rc_dev *dev); }; struct ir_raw_event_ctrl { struct list_head list; /* to keep track of raw clients */ struct task_struct *thread; /* fifo for the pulse/space durations */ DECLARE_KFIFO(kfifo, struct ir_raw_event, MAX_IR_EVENT_SIZE); ktime_t last_event; /* when last event occurred */ struct rc_dev *dev; /* pointer to the parent rc_dev */ /* handle delayed ir_raw_event_store_edge processing */ spinlock_t edge_spinlock; struct timer_list edge_handle; /* raw decoder state follows */ struct ir_raw_event prev_ev; struct ir_raw_event this_ev; #ifdef CONFIG_BPF_LIRC_MODE2 u32 bpf_sample; struct bpf_prog_array __rcu *progs; #endif #if IS_ENABLED(CONFIG_IR_NEC_DECODER) struct nec_dec { int state; unsigned count; u32 bits; bool is_nec_x; bool necx_repeat; } nec; #endif #if IS_ENABLED(CONFIG_IR_RC5_DECODER) struct rc5_dec { int state; u32 bits; unsigned count; bool is_rc5x; } rc5; #endif #if IS_ENABLED(CONFIG_IR_RC6_DECODER) struct rc6_dec { int state; u8 header; u32 body; bool toggle; unsigned count; unsigned wanted_bits; } rc6; #endif #if IS_ENABLED(CONFIG_IR_SONY_DECODER) struct sony_dec { int state; u32 bits; unsigned count; } sony; #endif #if IS_ENABLED(CONFIG_IR_JVC_DECODER) struct jvc_dec { int state; u16 bits; u16 old_bits; unsigned count; bool first; bool toggle; } jvc; #endif #if IS_ENABLED(CONFIG_IR_SANYO_DECODER) struct sanyo_dec { int state; unsigned count; u64 bits; } sanyo; #endif #if IS_ENABLED(CONFIG_IR_SHARP_DECODER) struct sharp_dec { int state; unsigned count; u32 bits; unsigned int pulse_len; } sharp; #endif #if IS_ENABLED(CONFIG_IR_MCE_KBD_DECODER) struct mce_kbd_dec { /* locks key up timer */ spinlock_t keylock; struct timer_list rx_timeout; int state; u8 header; u32 body; unsigned count; unsigned wanted_bits; } mce_kbd; #endif #if IS_ENABLED(CONFIG_IR_XMP_DECODER) struct xmp_dec { int state; unsigned count; u32 durations[16]; } xmp; #endif #if IS_ENABLED(CONFIG_IR_IMON_DECODER) struct imon_dec { int state; int count; int last_chk; unsigned int bits; bool stick_keyboard; } imon; #endif #if IS_ENABLED(CONFIG_IR_RCMM_DECODER) struct rcmm_dec { int state; unsigned int count; u32 bits; } rcmm; #endif }; /* Mutex for locking raw IR processing and handler change */ extern struct mutex ir_raw_handler_lock; /* macros for IR decoders */ static inline bool geq_margin(unsigned d1, unsigned d2, unsigned margin) { return d1 > (d2 - margin); } static inline bool eq_margin(unsigned d1, unsigned d2, unsigned margin) { return ((d1 > (d2 - margin)) && (d1 < (d2 + margin))); } static inline bool is_transition(struct ir_raw_event *x, struct ir_raw_event *y) { return x->pulse != y->pulse; } static inline void decrease_duration(struct ir_raw_event *ev, unsigned duration) { if (duration > ev->duration) ev->duration = 0; else ev->duration -= duration; } /* Returns true if event is normal pulse/space event */ static inline bool is_timing_event(struct ir_raw_event ev) { return !ev.carrier_report && !ev.overflow; } #define TO_STR(is_pulse) ((is_pulse) ? "pulse" : "space") /* functions for IR encoders */ bool rc_validate_scancode(enum rc_proto proto, u32 scancode); static inline void init_ir_raw_event_duration(struct ir_raw_event *ev, unsigned int pulse, u32 duration) { *ev = (struct ir_raw_event) { .duration = duration, .pulse = pulse }; } /** * struct ir_raw_timings_manchester - Manchester coding timings * @leader_pulse: duration of leader pulse (if any) 0 if continuing * existing signal * @leader_space: duration of leader space (if any) * @clock: duration of each pulse/space in ns * @invert: if set clock logic is inverted * (0 = space + pulse, 1 = pulse + space) * @trailer_space: duration of trailer space in ns */ struct ir_raw_timings_manchester { unsigned int leader_pulse; unsigned int leader_space; unsigned int clock; unsigned int invert:1; unsigned int trailer_space; }; int ir_raw_gen_manchester(struct ir_raw_event **ev, unsigned int max, const struct ir_raw_timings_manchester *timings, unsigned int n, u64 data); /** * ir_raw_gen_pulse_space() - generate pulse and space raw events. * @ev: Pointer to pointer to next free raw event. * Will be incremented for each raw event written. * @max: Pointer to number of raw events available in buffer. * Will be decremented for each raw event written. * @pulse_width: Width of pulse in ns. * @space_width: Width of space in ns. * * Returns: 0 on success. * -ENOBUFS if there isn't enough buffer space to write both raw * events. In this case @max events will have been written. */ static inline int ir_raw_gen_pulse_space(struct ir_raw_event **ev, unsigned int *max, unsigned int pulse_width, unsigned int space_width) { if (!*max) return -ENOBUFS; init_ir_raw_event_duration((*ev)++, 1, pulse_width); if (!--*max) return -ENOBUFS; init_ir_raw_event_duration((*ev)++, 0, space_width); --*max; return 0; } /** * struct ir_raw_timings_pd - pulse-distance modulation timings * @header_pulse: duration of header pulse in ns (0 for none) * @header_space: duration of header space in ns * @bit_pulse: duration of bit pulse in ns * @bit_space: duration of bit space (for logic 0 and 1) in ns * @trailer_pulse: duration of trailer pulse in ns * @trailer_space: duration of trailer space in ns * @msb_first: 1 if most significant bit is sent first */ struct ir_raw_timings_pd { unsigned int header_pulse; unsigned int header_space; unsigned int bit_pulse; unsigned int bit_space[2]; unsigned int trailer_pulse; unsigned int trailer_space; unsigned int msb_first:1; }; int ir_raw_gen_pd(struct ir_raw_event **ev, unsigned int max, const struct ir_raw_timings_pd *timings, unsigned int n, u64 data); /** * struct ir_raw_timings_pl - pulse-length modulation timings * @header_pulse: duration of header pulse in ns (0 for none) * @bit_space: duration of bit space in ns * @bit_pulse: duration of bit pulse (for logic 0 and 1) in ns * @trailer_space: duration of trailer space in ns * @msb_first: 1 if most significant bit is sent first */ struct ir_raw_timings_pl { unsigned int header_pulse; unsigned int bit_space; unsigned int bit_pulse[2]; unsigned int trailer_space; unsigned int msb_first:1; }; int ir_raw_gen_pl(struct ir_raw_event **ev, unsigned int max, const struct ir_raw_timings_pl *timings, unsigned int n, u64 data); /* * Routines from rc-raw.c to be used internally and by decoders */ u64 ir_raw_get_allowed_protocols(void); int ir_raw_event_prepare(struct rc_dev *dev); int ir_raw_event_register(struct rc_dev *dev); void ir_raw_event_free(struct rc_dev *dev); void ir_raw_event_unregister(struct rc_dev *dev); int ir_raw_handler_register(struct ir_raw_handler *ir_raw_handler); void ir_raw_handler_unregister(struct ir_raw_handler *ir_raw_handler); void ir_raw_load_modules(u64 *protocols); void ir_raw_init(void); /* * lirc interface */ #ifdef CONFIG_LIRC int lirc_dev_init(void); void lirc_dev_exit(void); void lirc_raw_event(struct rc_dev *dev, struct ir_raw_event ev); void lirc_scancode_event(struct rc_dev *dev, struct lirc_scancode *lsc); int lirc_register(struct rc_dev *dev); void lirc_unregister(struct rc_dev *dev); struct rc_dev *rc_dev_get_from_fd(int fd); #else static inline int lirc_dev_init(void) { return 0; } static inline void lirc_dev_exit(void) {} static inline void lirc_raw_event(struct rc_dev *dev, struct ir_raw_event ev) { } static inline void lirc_scancode_event(struct rc_dev *dev, struct lirc_scancode *lsc) { } static inline int lirc_register(struct rc_dev *dev) { return 0; } static inline void lirc_unregister(struct rc_dev *dev) { } #endif /* * bpf interface */ #ifdef CONFIG_BPF_LIRC_MODE2 void lirc_bpf_free(struct rc_dev *dev); void lirc_bpf_run(struct rc_dev *dev, u32 sample); #else static inline void lirc_bpf_free(struct rc_dev *dev) { } static inline void lirc_bpf_run(struct rc_dev *dev, u32 sample) { } #endif #endif /* _RC_CORE_PRIV */
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