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V4L/DVB (13613): IR: create ir-core module

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Split the ir-common into two separate modules:
	- ir-core: it is the IR-independent functions;
	- ir-common: has the common part used by V4L drivers.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2009-12-11 08:34:07 -03:00
parent e27d38112e
commit 446e4a64d2
6 changed files with 86 additions and 45 deletions
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57
include/media/ir-core.h Normal file
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/*
* 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 <linux/input.h>
#include <linux/spinlock.h>
extern int ir_core_debug;
#define IR_dprintk(level, fmt, arg...) if (ir_core_debug >= level) \
printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
enum ir_type {
IR_TYPE_UNKNOWN = 0,
IR_TYPE_RC5 = 1,
IR_TYPE_PD = 2, /* Pulse distance encoded IR */
IR_TYPE_NEC = 3,
IR_TYPE_OTHER = 99,
};
struct ir_scancode {
u16 scancode;
u32 keycode;
};
struct ir_scancode_table {
struct ir_scancode *scan;
int size;
enum ir_type ir_type;
spinlock_t lock;
};
/* Routines from ir-keytable.c */
u32 ir_g_keycode_from_table(struct input_dev *input_dev,
u32 scancode);
int ir_set_keycode_table(struct input_dev *input_dev,
struct ir_scancode_table *rc_tab);
int ir_roundup_tablesize(int n_elems);
int ir_copy_table(struct ir_scancode_table *destin,
const struct ir_scancode_table *origin);
void ir_input_free(struct input_dev *input_dev);
#endif