Gitiles
Code Review Sign In
gerrit-public.fairphone.software / kernel / msm-4.19 / 810e95ccd58d91369191aa4ecc9e6d4a10d8d0c8 / . / include / media / ir-common.h
blob: 7a785fa7721262aad3816fef70be06f4cfb46b1a [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]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
Mauro Carvalho Chehabd5e52652005-11-08 21:37:32 -0800[diff] [blame]23#ifndef _IR_COMMON
24#define _IR_COMMON
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]25
Mauro Carvalho Chehabd5e52652005-11-08 21:37:32 -0800[diff] [blame]26#include <linux/input.h>
Mauro Carvalho Chehab0b778a52006-12-27 14:04:09 -0200[diff] [blame]27#include <linux/workqueue.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]28
29#define IR_TYPE_RC5 1
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700[diff] [blame]30#define IR_TYPE_PD 2 /* Pulse distance encoded IR */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]31#define IR_TYPE_OTHER 99
32
33#define IR_KEYTAB_TYPE u32
34#define IR_KEYTAB_SIZE 128 // enougth for rc5, probably need more some day ...
35
36#define IR_KEYCODE(tab,code) (((unsigned)code < IR_KEYTAB_SIZE) \
37 ? tab[code] : KEY_RESERVED)
38
Hermann Pitton91607232006-12-07 21:45:28 -0300[diff] [blame]39#define RC5_START(x) (((x)>>12)&3)
40#define RC5_TOGGLE(x) (((x)>>11)&1)
41#define RC5_ADDR(x) (((x)>>6)&31)
42#define RC5_INSTR(x) ((x)&63)
43
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]44struct ir_input_state {
45 /* configuration */
46 int ir_type;
47 IR_KEYTAB_TYPE ir_codes[IR_KEYTAB_SIZE];
48
49 /* key info */
50 u32 ir_raw; /* raw data */
51 u32 ir_key; /* ir key code */
52 u32 keycode; /* linux key code */
53 int keypressed; /* current state */
54};
55
Hermann Pitton91607232006-12-07 21:45:28 -0300[diff] [blame]56/* this was saa7134_ir and bttv_ir, moved here for
57 * rc5 decoding. */
58struct card_ir {
59 struct input_dev *dev;
60 struct ir_input_state ir;
61 char name[32];
62 char phys[32];
63
64 /* Usual gpio signalling */
65
66 u32 mask_keycode;
67 u32 mask_keydown;
68 u32 mask_keyup;
69 u32 polling;
70 u32 last_gpio;
71 int shift_by;
72 int start; // What should RC5_START() be
73 int addr; // What RC5_ADDR() should be.
74 int rc5_key_timeout;
75 int rc5_remote_gap;
76 struct work_struct work;
77 struct timer_list timer;
78
79 /* RC5 gpio */
80 u32 rc5_gpio;
81 struct timer_list timer_end; /* timer_end for code completion */
82 struct timer_list timer_keyup; /* timer_end for key release */
83 u32 last_rc5; /* last good rc5 code */
84 u32 last_bit; /* last raw bit seen */
85 u32 code; /* raw code under construction */
86 struct timeval base_time; /* time of last seen code */
87 int active; /* building raw code */
88};
89
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]90void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
91 int ir_type, IR_KEYTAB_TYPE *ir_codes);
92void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir);
93void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
94 u32 ir_key, u32 ir_raw);
95u32 ir_extract_bits(u32 data, u32 mask);
96int ir_dump_samples(u32 *samples, int count);
97int ir_decode_biphase(u32 *samples, int count, int low, int high);
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700[diff] [blame]98int ir_decode_pulsedistance(u32 *samples, int count, int low, int high);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]99
Hermann Pitton91607232006-12-07 21:45:28 -0300[diff] [blame]100u32 ir_rc5_decode(unsigned int code);
101void ir_rc5_timer_end(unsigned long data);
102void ir_rc5_timer_keyup(unsigned long data);
103
Ricardo Cerqueira4c0f6312006-01-23 09:42:06 -0200[diff] [blame]104/* Keymaps to be used by other modules */
105
106extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE];
107extern IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE];
108extern IR_KEYTAB_TYPE ir_codes_avermedia_dvbt[IR_KEYTAB_SIZE];
109extern IR_KEYTAB_TYPE ir_codes_apac_viewcomp[IR_KEYTAB_SIZE];
Nickolay V. Shmyrevb639f9d2006-01-23 09:44:10 -0200[diff] [blame]110extern IR_KEYTAB_TYPE ir_codes_pixelview[IR_KEYTAB_SIZE];
Ricardo Cerqueira4c0f6312006-01-23 09:42:06 -0200[diff] [blame]111extern IR_KEYTAB_TYPE ir_codes_nebula[IR_KEYTAB_SIZE];
112extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvb_t[IR_KEYTAB_SIZE];
113extern IR_KEYTAB_TYPE ir_codes_iodata_bctv7e[IR_KEYTAB_SIZE];
114extern IR_KEYTAB_TYPE ir_codes_adstech_dvb_t_pci[IR_KEYTAB_SIZE];
115extern IR_KEYTAB_TYPE ir_codes_msi_tvanywhere[IR_KEYTAB_SIZE];
116extern IR_KEYTAB_TYPE ir_codes_cinergy_1400[IR_KEYTAB_SIZE];
117extern IR_KEYTAB_TYPE ir_codes_avertv_303[IR_KEYTAB_SIZE];
118extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvbt_pro[IR_KEYTAB_SIZE];
119extern IR_KEYTAB_TYPE ir_codes_em_terratec[IR_KEYTAB_SIZE];
Sylvain Pascheb93eedb2006-03-25 23:14:42 -0300[diff] [blame]120extern IR_KEYTAB_TYPE ir_codes_pinnacle_grey[IR_KEYTAB_SIZE];
Ricardo Cerqueira4c0f6312006-01-23 09:42:06 -0200[diff] [blame]121extern IR_KEYTAB_TYPE ir_codes_flyvideo[IR_KEYTAB_SIZE];
122extern IR_KEYTAB_TYPE ir_codes_flydvb[IR_KEYTAB_SIZE];
123extern IR_KEYTAB_TYPE ir_codes_cinergy[IR_KEYTAB_SIZE];
124extern IR_KEYTAB_TYPE ir_codes_eztv[IR_KEYTAB_SIZE];
Nickolay V. Shmyrevb639f9d2006-01-23 09:44:10 -0200[diff] [blame]125extern IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE];
Ricardo Cerqueira4c0f6312006-01-23 09:42:06 -0200[diff] [blame]126extern IR_KEYTAB_TYPE ir_codes_videomate_tv_pvr[IR_KEYTAB_SIZE];
127extern IR_KEYTAB_TYPE ir_codes_manli[IR_KEYTAB_SIZE];
128extern IR_KEYTAB_TYPE ir_codes_gotview7135[IR_KEYTAB_SIZE];
129extern IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE];
130extern IR_KEYTAB_TYPE ir_codes_pctv_sedna[IR_KEYTAB_SIZE];
131extern IR_KEYTAB_TYPE ir_codes_pv951[IR_KEYTAB_SIZE];
132extern IR_KEYTAB_TYPE ir_codes_rc5_tv[IR_KEYTAB_SIZE];
133extern IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE];
Sylvain Pascheb93eedb2006-03-25 23:14:42 -0300[diff] [blame]134extern IR_KEYTAB_TYPE ir_codes_pinnacle_color[IR_KEYTAB_SIZE];
Ricardo Cerqueira4c0f6312006-01-23 09:42:06 -0200[diff] [blame]135extern IR_KEYTAB_TYPE ir_codes_hauppauge_new[IR_KEYTAB_SIZE];
Ricardo Cerqueira680543c2006-05-22 07:44:02 -0300[diff] [blame]136extern IR_KEYTAB_TYPE ir_codes_npgtech[IR_KEYTAB_SIZE];
Peter Naullsd1009bd2006-08-08 09:10:05 -0300[diff] [blame]137extern IR_KEYTAB_TYPE ir_codes_norwood[IR_KEYTAB_SIZE];
Michal Majchrowiczb04c1ba2006-09-13 16:42:42 -0300[diff] [blame]138extern IR_KEYTAB_TYPE ir_codes_proteus_2309[IR_KEYTAB_SIZE];
David Hardeman2520fff2006-12-02 21:16:05 -0200[diff] [blame]139extern IR_KEYTAB_TYPE ir_codes_budget_ci_old[IR_KEYTAB_SIZE];
Hermann Pitton91607232006-12-07 21:45:28 -0300[diff] [blame]140extern IR_KEYTAB_TYPE ir_codes_asus_pc39[IR_KEYTAB_SIZE];
Juan Pablo Sormanic36c4592006-12-27 12:46:36 -0300[diff] [blame]141extern IR_KEYTAB_TYPE ir_codes_encore_enltv[IR_KEYTAB_SIZE];
Ville-Pekka Vainioae1942c2007-01-12 14:06:21 -0300[diff] [blame]142extern IR_KEYTAB_TYPE ir_codes_tt_1500[IR_KEYTAB_SIZE];
Michael Krufky3c443582007-08-24 01:07:12 -0300[diff] [blame]143extern IR_KEYTAB_TYPE ir_codes_fusionhdtv_mce[IR_KEYTAB_SIZE];
Ricardo Cerqueira4c0f6312006-01-23 09:42:06 -0200[diff] [blame]144
Mauro Carvalho Chehabd5e52652005-11-08 21:37:32 -0800[diff] [blame]145#endif
146
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]147/*
148 * Local variables:
149 * c-basic-offset: 8
150 * End:
151 */