tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 *
3 * some common structs and functions to handle infrared remotes via
4 * input layer ...
5 *
6 * (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22
23#ifndef _IR_COMMON
24#define _IR_COMMON
25
26#include <linux/input.h>
27
28#define IR_TYPE_RC5 1
29#define IR_TYPE_PD 2 /* Pulse distance encoded IR */
30#define IR_TYPE_OTHER 99
31
32#define IR_KEYTAB_TYPE u32
33#define IR_KEYTAB_SIZE 128 // enougth for rc5, probably need more some day ...
34
35#define IR_KEYCODE(tab,code) (((unsigned)code < IR_KEYTAB_SIZE) \
36 ? tab[code] : KEY_RESERVED)
37
38struct ir_input_state {
39 /* configuration */
40 int ir_type;
41 IR_KEYTAB_TYPE ir_codes[IR_KEYTAB_SIZE];
42
43 /* key info */
44 u32 ir_raw; /* raw data */
45 u32 ir_key; /* ir key code */
46 u32 keycode; /* linux key code */
47 int keypressed; /* current state */
48};
49
50void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
51 int ir_type, IR_KEYTAB_TYPE *ir_codes);
52void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir);
53void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
54 u32 ir_key, u32 ir_raw);
55u32 ir_extract_bits(u32 data, u32 mask);
56int ir_dump_samples(u32 *samples, int count);
57int ir_decode_biphase(u32 *samples, int count, int low, int high);
58int ir_decode_pulsedistance(u32 *samples, int count, int low, int high);
59
60/* Keymaps to be used by other modules */
61
62extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE];
63extern IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE];
64extern IR_KEYTAB_TYPE ir_codes_avermedia_dvbt[IR_KEYTAB_SIZE];
65extern IR_KEYTAB_TYPE ir_codes_apac_viewcomp[IR_KEYTAB_SIZE];
66extern IR_KEYTAB_TYPE ir_codes_pixelview[IR_KEYTAB_SIZE];
67extern IR_KEYTAB_TYPE ir_codes_nebula[IR_KEYTAB_SIZE];
68extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvb_t[IR_KEYTAB_SIZE];
69extern IR_KEYTAB_TYPE ir_codes_iodata_bctv7e[IR_KEYTAB_SIZE];
70extern IR_KEYTAB_TYPE ir_codes_adstech_dvb_t_pci[IR_KEYTAB_SIZE];
71extern IR_KEYTAB_TYPE ir_codes_msi_tvanywhere[IR_KEYTAB_SIZE];
72extern IR_KEYTAB_TYPE ir_codes_cinergy_1400[IR_KEYTAB_SIZE];
73extern IR_KEYTAB_TYPE ir_codes_avertv_303[IR_KEYTAB_SIZE];
74extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvbt_pro[IR_KEYTAB_SIZE];
75extern IR_KEYTAB_TYPE ir_codes_em_terratec[IR_KEYTAB_SIZE];
76extern IR_KEYTAB_TYPE ir_codes_pinnacle_grey[IR_KEYTAB_SIZE];
77extern IR_KEYTAB_TYPE ir_codes_flyvideo[IR_KEYTAB_SIZE];
78extern IR_KEYTAB_TYPE ir_codes_flydvb[IR_KEYTAB_SIZE];
79extern IR_KEYTAB_TYPE ir_codes_cinergy[IR_KEYTAB_SIZE];
80extern IR_KEYTAB_TYPE ir_codes_eztv[IR_KEYTAB_SIZE];
81extern IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE];
82extern IR_KEYTAB_TYPE ir_codes_videomate_tv_pvr[IR_KEYTAB_SIZE];
83extern IR_KEYTAB_TYPE ir_codes_manli[IR_KEYTAB_SIZE];
84extern IR_KEYTAB_TYPE ir_codes_gotview7135[IR_KEYTAB_SIZE];
85extern IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE];
86extern IR_KEYTAB_TYPE ir_codes_pctv_sedna[IR_KEYTAB_SIZE];
87extern IR_KEYTAB_TYPE ir_codes_pv951[IR_KEYTAB_SIZE];
88extern IR_KEYTAB_TYPE ir_codes_rc5_tv[IR_KEYTAB_SIZE];
89extern IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE];
90extern IR_KEYTAB_TYPE ir_codes_pinnacle_color[IR_KEYTAB_SIZE];
91extern IR_KEYTAB_TYPE ir_codes_hauppauge_new[IR_KEYTAB_SIZE];
92extern IR_KEYTAB_TYPE ir_codes_npgtech[IR_KEYTAB_SIZE];
93
94#endif
95
96/*
97 * Local variables:
98 * c-basic-offset: 8
99 * End:
100 */