diff options
Diffstat (limited to 'drivers/media/IR/ir-core-priv.h')
| -rw-r--r-- | drivers/media/IR/ir-core-priv.h | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/drivers/media/IR/ir-core-priv.h b/drivers/media/IR/ir-core-priv.h deleted file mode 100644 index 81c936bd793f..000000000000 --- a/drivers/media/IR/ir-core-priv.h +++ /dev/null @@ -1,203 +0,0 @@ -/* - * Remote Controller core raw events header - * - * 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. - */ - -#ifndef _IR_RAW_EVENT -#define _IR_RAW_EVENT - -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <media/ir-core.h> - -struct ir_raw_handler { - struct list_head list; - - u64 protocols; /* which are handled by this handler */ - int (*decode)(struct input_dev *input_dev, struct ir_raw_event event); - - /* These two should only be used by the lirc decoder */ - int (*raw_register)(struct input_dev *input_dev); - int (*raw_unregister)(struct input_dev *input_dev); -}; - -struct ir_raw_event_ctrl { - struct list_head list; /* to keep track of raw clients */ - struct task_struct *thread; - spinlock_t lock; - struct kfifo kfifo; /* fifo for the pulse/space durations */ - ktime_t last_event; /* when last event occurred */ - enum raw_event_type last_type; /* last event type */ - struct input_dev *input_dev; /* pointer to the parent input_dev */ - u64 enabled_protocols; /* enabled raw protocol decoders */ - - /* raw decoder state follows */ - struct ir_raw_event prev_ev; - struct ir_raw_event this_ev; - struct nec_dec { - int state; - unsigned count; - u32 bits; - bool is_nec_x; - bool necx_repeat; - } nec; - struct rc5_dec { - int state; - u32 bits; - unsigned count; - unsigned wanted_bits; - } rc5; - struct rc6_dec { - int state; - u8 header; - u32 body; - bool toggle; - unsigned count; - unsigned wanted_bits; - } rc6; - struct sony_dec { - int state; - u32 bits; - unsigned count; - } sony; - struct jvc_dec { - int state; - u16 bits; - u16 old_bits; - unsigned count; - bool first; - bool toggle; - } jvc; - struct rc5_sz_dec { - int state; - u32 bits; - unsigned count; - unsigned wanted_bits; - } rc5_sz; - struct lirc_codec { - struct ir_input_dev *ir_dev; - struct lirc_driver *drv; - int carrier_low; - - ktime_t gap_start; - u64 gap_duration; - bool gap; - bool send_timeout_reports; - - } lirc; -}; - -/* 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.reset; -} - -#define TO_US(duration) DIV_ROUND_CLOSEST((duration), 1000) -#define TO_STR(is_pulse) ((is_pulse) ? "pulse" : "space") -/* - * Routines from ir-sysfs.c - Meant to be called only internally inside - * ir-core - */ -int ir_register_input(struct input_dev *input_dev); - -int ir_register_class(struct input_dev *input_dev); -void ir_unregister_class(struct input_dev *input_dev); - -/* - * Routines from ir-raw-event.c to be used internally and by decoders - */ -u64 ir_raw_get_allowed_protocols(void); -int ir_raw_event_register(struct input_dev *input_dev); -void ir_raw_event_unregister(struct input_dev *input_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_init(void); - -int ir_rcmap_init(void); -void ir_rcmap_cleanup(void); -/* - * Decoder initialization code - * - * Those load logic are called during ir-core init, and automatically - * loads the compiled decoders for their usage with IR raw events - */ - -/* from ir-nec-decoder.c */ -#ifdef CONFIG_IR_NEC_DECODER_MODULE -#define load_nec_decode() request_module("ir-nec-decoder") -#else -#define load_nec_decode() 0 -#endif - -/* from ir-rc5-decoder.c */ -#ifdef CONFIG_IR_RC5_DECODER_MODULE -#define load_rc5_decode() request_module("ir-rc5-decoder") -#else -#define load_rc5_decode() 0 -#endif - -/* from ir-rc6-decoder.c */ -#ifdef CONFIG_IR_RC6_DECODER_MODULE -#define load_rc6_decode() request_module("ir-rc6-decoder") -#else -#define load_rc6_decode() 0 -#endif - -/* from ir-jvc-decoder.c */ -#ifdef CONFIG_IR_JVC_DECODER_MODULE -#define load_jvc_decode() request_module("ir-jvc-decoder") -#else -#define load_jvc_decode() 0 -#endif - -/* from ir-sony-decoder.c */ -#ifdef CONFIG_IR_SONY_DECODER_MODULE -#define load_sony_decode() request_module("ir-sony-decoder") -#else -#define load_sony_decode() 0 -#endif - -/* from ir-lirc-codec.c */ -#ifdef CONFIG_IR_LIRC_CODEC_MODULE -#define load_lirc_codec() request_module("ir-lirc-codec") -#else -#define load_lirc_codec() 0 -#endif - - -#endif /* _IR_RAW_EVENT */ |