/* * Remote Controller core header * * 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_CORE #define _IR_CORE #include #include #include #include extern int ir_core_debug; #define IR_dprintk(level, fmt, arg...) if (ir_core_debug >= level) \ printk(KERN_DEBUG "%s: " fmt , __func__, ## arg) #define IR_TYPE_UNKNOWN 0 #define IR_TYPE_RC5 (1 << 0) /* Philips RC5 protocol */ #define IR_TYPE_PD (1 << 1) /* Pulse distance encoded IR */ #define IR_TYPE_NEC (1 << 2) #define IR_TYPE_OTHER (((u64)1) << 63l) enum raw_event_type { IR_SPACE = (1 << 0), IR_PULSE = (1 << 1), IR_START_EVENT = (1 << 2), IR_STOP_EVENT = (1 << 3), }; struct ir_scancode { u16 scancode; u32 keycode; }; struct ir_scancode_table { struct ir_scancode *scan; int size; u64 ir_type; char *name; spinlock_t lock; }; struct ir_dev_props { unsigned long allowed_protos; void *priv; int (*change_protocol)(void *priv, u64 ir_type); }; struct ir_raw_event { struct timespec delta; /* Time spent before event */ enum raw_event_type type; /* event type */ }; struct ir_raw_event_ctrl { struct kfifo kfifo; /* fifo for the pulse/space events */ struct timespec last_event; /* when last event occurred */ }; struct ir_input_dev { struct device dev; /* device */ char *driver_name; /* Name of the driver module */ struct ir_scancode_table rc_tab; /* scan/key table */ unsigned long devno; /* device number */ const struct ir_dev_props *props; /* Device properties */ struct ir_raw_event_ctrl *raw; /* for raw pulse/space events */ }; #define to_ir_input_dev(_attr) container_of(_attr, struct ir_input_dev, attr) /* Routines from ir-keytable.c */ u32 ir_g_keycode_from_table(struct input_dev *input_dev, u32 scancode); int ir_input_register(struct input_dev *dev, const struct ir_scancode_table *ir_codes, const struct ir_dev_props *props, const char *driver_name); void ir_input_unregister(struct input_dev *input_dev); /* Routines from ir-sysfs.c */ int ir_register_class(struct input_dev *input_dev); void ir_unregister_class(struct input_dev *input_dev); /* Routines from ir-raw-event.c */ int ir_raw_event_register(struct input_dev *input_dev); void ir_raw_event_unregister(struct input_dev *input_dev); int ir_raw_event_store(struct input_dev *input_dev, enum raw_event_type type); int ir_raw_event_handle(struct input_dev *input_dev); /* from ir-nec-decoder.c */ int ir_nec_decode(struct input_dev *input_dev, struct ir_raw_event *evs, int len); #endif