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75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/*
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* Remote Controller core header
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _IR_CORE
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#define _IR_CORE
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#include <linux/input.h>
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#include <linux/spinlock.h>
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extern int ir_core_debug;
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#define IR_dprintk(level, fmt, arg...) if (ir_core_debug >= level) \
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printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
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#define IR_TYPE_UNKNOWN 0
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#define IR_TYPE_RC5 (1 << 0) /* Philips RC5 protocol */
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#define IR_TYPE_PD (1 << 1) /* Pulse distance encoded IR */
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#define IR_TYPE_NEC (1 << 2)
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#define IR_TYPE_OTHER (((u64)1) << 63l)
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struct ir_scancode {
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u16 scancode;
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u32 keycode;
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};
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struct ir_scancode_table {
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struct ir_scancode *scan;
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int size;
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u64 ir_type;
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spinlock_t lock;
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};
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struct ir_dev_props {
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unsigned long allowed_protos;
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void *priv;
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int (*change_protocol)(void *priv, u64 ir_type);
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};
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struct ir_input_dev {
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struct input_dev *dev; /* Input device*/
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struct ir_scancode_table rc_tab; /* scan/key table */
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unsigned long devno; /* device number */
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struct attribute_group attr; /* IR attributes */
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struct device *class_dev; /* virtual class dev */
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const struct ir_dev_props *props; /* Device properties */
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};
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#define to_ir_input_dev(_attr) container_of(_attr, struct ir_input_dev, attr)
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/* Routines from ir-keytable.c */
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u32 ir_g_keycode_from_table(struct input_dev *input_dev,
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u32 scancode);
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int ir_input_register(struct input_dev *dev,
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const struct ir_scancode_table *ir_codes,
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const struct ir_dev_props *props);
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void ir_input_unregister(struct input_dev *input_dev);
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/* Routines from ir-sysfs.c */
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int ir_register_class(struct input_dev *input_dev);
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void ir_unregister_class(struct input_dev *input_dev);
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#endif
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