forked from luck/tmp_suning_uos_patched
bd7261d3d7
Now that the remote keymaps were broken into separate modules, get rid of the keycode tables that were hardcoded into ir-common. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
/*
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*
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* some common structs and functions to handle infrared remotes via
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* input layer ...
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*
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* (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
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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; either version 2 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _IR_COMMON
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#define _IR_COMMON
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#include <linux/input.h>
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#include <linux/workqueue.h>
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#include <linux/interrupt.h>
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#include <media/ir-core.h>
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#define RC5_START(x) (((x)>>12)&3)
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#define RC5_TOGGLE(x) (((x)>>11)&1)
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#define RC5_ADDR(x) (((x)>>6)&31)
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#define RC5_INSTR(x) ((x)&63)
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struct ir_input_state {
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/* configuration */
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u64 ir_type;
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/* key info */
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u32 ir_key; /* ir scancode */
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u32 keycode; /* linux key code */
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int keypressed; /* current state */
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};
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/* this was saa7134_ir and bttv_ir, moved here for
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* rc5 decoding. */
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struct card_ir {
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struct input_dev *dev;
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struct ir_input_state ir;
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char name[32];
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char phys[32];
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int users;
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u32 running:1;
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struct ir_dev_props props;
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/* Usual gpio signalling */
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u32 mask_keycode;
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u32 mask_keydown;
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u32 mask_keyup;
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u32 polling;
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u32 last_gpio;
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int shift_by;
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int start; // What should RC5_START() be
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int addr; // What RC5_ADDR() should be.
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int rc5_key_timeout;
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int rc5_remote_gap;
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struct work_struct work;
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struct timer_list timer;
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/* RC5 gpio */
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u32 rc5_gpio;
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struct timer_list timer_end; /* timer_end for code completion */
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struct timer_list timer_keyup; /* timer_end for key release */
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u32 last_rc5; /* last good rc5 code */
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u32 last_bit; /* last raw bit seen */
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u32 code; /* raw code under construction */
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struct timeval base_time; /* time of last seen code */
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int active; /* building raw code */
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/* NEC decoding */
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u32 nec_gpio;
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struct tasklet_struct tlet;
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/* IR core raw decoding */
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u32 raw_decode;
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};
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/* Routines from ir-functions.c */
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int ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
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const u64 ir_type);
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void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir);
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void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
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u32 ir_key);
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u32 ir_extract_bits(u32 data, u32 mask);
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int ir_dump_samples(u32 *samples, int count);
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int ir_decode_biphase(u32 *samples, int count, int low, int high);
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int ir_decode_pulsedistance(u32 *samples, int count, int low, int high);
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u32 ir_rc5_decode(unsigned int code);
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void ir_rc5_timer_end(unsigned long data);
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void ir_rc5_timer_keyup(unsigned long data);
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#endif
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