+++ /dev/null
-/*
- * 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 <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;
- 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 lirc_codec {
- struct ir_input_dev *ir_dev;
- struct lirc_driver *drv;
- int carrier_low;
- } 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;
-}
-
-#define TO_US(duration) DIV_ROUND_CLOSEST((duration), 1000)
-#define TO_STR(is_pulse) ((is_pulse) ? "pulse" : "space")
-#define IS_RESET(ev) (ev.duration == 0)
-/*
- * Routines from ir-sysfs.c - Meant to be called only internally inside
- * ir-core
- */
-
-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 */
projects / mv-sheeva.git / blobdiff