path: root/drivers/media/video/saa7134/saa7134-input.c

/*
 *
 * handle saa7134 IR remotes via linux kernel input layer.
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/input.h>

#include "saa7134-reg.h"
#include "saa7134.h"

static unsigned int disable_ir = 0;
module_param(disable_ir, int, 0444);
MODULE_PARM_DESC(disable_ir,"disable infrared remote support");

static unsigned int ir_debug = 0;
module_param(ir_debug, int, 0644);
MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");

#define dprintk(fmt, arg...)	if (ir_debug) \
	printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg)
#define i2cdprintk(fmt, arg...)    if (ir_debug) \
	printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg)

/* ---------------------------------------------------------------------- */

static IR_KEYTAB_TYPE flyvideo_codes[IR_KEYTAB_SIZE] = {
	[   15 ] = KEY_KP0,
	[    3 ] = KEY_KP1,
	[    4 ] = KEY_KP2,
	[    5 ] = KEY_KP3,
	[    7 ] = KEY_KP4,
	[    8 ] = KEY_KP5,
	[    9 ] = KEY_KP6,
	[   11 ] = KEY_KP7,
	[   12 ] = KEY_KP8,
	[   13 ] = KEY_KP9,

	[   14 ] = KEY_TUNER,        // Air/Cable
	[   17 ] = KEY_VIDEO,        // Video
	[   21 ] = KEY_AUDIO,        // Audio
	[    0 ] = KEY_POWER,        // Pover
	[    2 ] = KEY_ZOOM,         // Fullscreen
	[   27 ] = KEY_MUTE,         // Mute
	[   20 ] = KEY_VOLUMEUP,
	[   23 ] = KEY_VOLUMEDOWN,
	[   18 ] = KEY_CHANNELUP,    // Channel +
	[   19 ] = KEY_CHANNELDOWN,  // Channel -
	[    6 ] = KEY_AGAIN,        // Recal
	[   16 ] = KEY_KPENTER,      // Enter

	[   26 ] = KEY_F22,          // Stereo
	[   24 ] = KEY_EDIT,         // AV Source
};

static IR_KEYTAB_TYPE cinergy_codes[IR_KEYTAB_SIZE] = {
	[    0 ] = KEY_KP0,
	[    1 ] = KEY_KP1,
	[    2 ] = KEY_KP2,
	[    3 ] = KEY_KP3,
	[    4 ] = KEY_KP4,
	[    5 ] = KEY_KP5,
	[    6 ] = KEY_KP6,
	[    7 ] = KEY_KP7,
	[    8 ] = KEY_KP8,
	[    9 ] = KEY_KP9,

	[ 0x0a ] = KEY_POWER,
	[ 0x0b ] = KEY_PROG1,           // app
	[ 0x0c ] = KEY_ZOOM,            // zoom/fullscreen
	[ 0x0d ] = KEY_CHANNELUP,       // channel
	[ 0x0e ] = KEY_CHANNELDOWN,     // channel-
	[ 0x0f ] = KEY_VOLUMEUP,
	[ 0x10 ] = KEY_VOLUMEDOWN,
	[ 0x11 ] = KEY_TUNER,           // AV
	[ 0x12 ] = KEY_NUMLOCK,         // -/--
	[ 0x13 ] = KEY_AUDIO,           // audio
	[ 0x14 ] = KEY_MUTE,
	[ 0x15 ] = KEY_UP,
	[ 0x16 ] = KEY_DOWN,
	[ 0x17 ] = KEY_LEFT,
	[ 0x18 ] = KEY_RIGHT,
	[ 0x19 ] = BTN_LEFT,
	[ 0x1a ] = BTN_RIGHT,
	[ 0x1b ] = KEY_WWW,             // text
	[ 0x1c ] = KEY_REWIND,
	[ 0x1d ] = KEY_FORWARD,
	[ 0x1e ] = KEY_RECORD,
	[ 0x1f ] = KEY_PLAY,
	[ 0x20 ] = KEY_PREVIOUSSONG,
	[ 0x21 ] = KEY_NEXTSONG,
	[ 0x22 ] = KEY_PAUSE,
	[ 0x23 ] = KEY_STOP,
};

/* Alfons Geser <a.geser@cox.net>
 * updates from Job D. R. Borges <jobdrb@ig.com.br> */
static IR_KEYTAB_TYPE eztv_codes[IR_KEYTAB_SIZE] = {
	[ 18 ] = KEY_POWER,
	[  1 ] = KEY_TV,             // DVR
	[ 21 ] = KEY_DVD,            // DVD
	[ 23 ] = KEY_AUDIO,          // music
				     // DVR mode / DVD mode / music mode

	[ 27 ] = KEY_MUTE,           // mute
	[  2 ] = KEY_LANGUAGE,       // MTS/SAP / audio / autoseek
	[ 30 ] = KEY_SUBTITLE,       // closed captioning / subtitle / seek
	[ 22 ] = KEY_ZOOM,           // full screen
	[ 28 ] = KEY_VIDEO,          // video source / eject / delall
	[ 29 ] = KEY_RESTART,        // playback / angle / del
	[ 47 ] = KEY_SEARCH,         // scan / menu / playlist
	[ 48 ] = KEY_CHANNEL