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 #include <linux/workqueue.h> 28 #include <linux/interrupt.h> 29 30 #define IR_TYPE_RC5 1 31 #define IR_TYPE_PD 2 /* Pulse distance encoded IR */ 32 #define IR_TYPE_OTHER 99 33 34 #define IR_KEYTAB_TYPE u32 35 #define IR_KEYTAB_SIZE 128 // enougth for rc5, probably need more some day ... 36 37 #define IR_KEYCODE(tab,code) (((unsigned)code < IR_KEYTAB_SIZE) \ 38 ? tab[code] : KEY_RESERVED) 39 40 #define RC5_START(x) (((x)>>12)&3) 41 #define RC5_TOGGLE(x) (((x)>>11)&1) 42 #define RC5_ADDR(x) (((x)>>6)&31) 43 #define RC5_INSTR(x) ((x)&63) 44 45 struct ir_input_state { 46 /* configuration */ 47 int ir_type; 48 IR_KEYTAB_TYPE ir_codes[IR_KEYTAB_SIZE]; 49 50 /* key info */ 51 u32 ir_raw; /* raw data */ 52 u32 ir_key; /* ir key code */ 53 u32 keycode; /* linux key code */ 54 int keypressed; /* current state */ 55 }; 56 57 /* this was saa7134_ir and bttv_ir, moved here for 58 * rc5 decoding. */ 59 struct card_ir { 60 struct input_dev *dev; 61 struct ir_input_state ir; 62 char name[32]; 63 char phys[32]; 64 65 /* Usual gpio signalling */ 66 67 u32 mask_keycode; 68 u32 mask_keydown; 69 u32 mask_keyup; 70 u32 polling; 71 u32 last_gpio; 72 int shift_by; 73 int start; // What should RC5_START() be 74 int addr; // What RC5_ADDR() should be. 75 int rc5_key_timeout; 76 int rc5_remote_gap; 77 struct work_struct work; 78 struct timer_list timer; 79 80 /* RC5 gpio */ 81 u32 rc5_gpio; 82 struct timer_list timer_end; /* timer_end for code completion */ 83 struct timer_list timer_keyup; /* timer_end for key release */ 84 u32 last_rc5; /* last good rc5 code */ 85 u32 last_bit; /* last raw bit seen */ 86 u32 code; /* raw code under construction */ 87 struct timeval base_time; /* time of last seen code */ 88 int active; /* building raw code */ 89 90 /* NEC decoding */ 91 u32 nec_gpio; 92 struct tasklet_struct tlet; 93 }; 94 95 void ir_input_init(struct input_dev *dev, struct ir_input_state *ir, 96 int ir_type, IR_KEYTAB_TYPE *ir_codes); 97 void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir); 98 void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir, 99 u32 ir_key, u32 ir_raw); 100 u32 ir_extract_bits(u32 data, u32 mask); 101 int ir_dump_samples(u32 *samples, int count); 102 int ir_decode_biphase(u32 *samples, int count, int low, int high); 103 int ir_decode_pulsedistance(u32 *samples, int count, int low, int high); 104 105 void ir_rc5_timer_end(unsigned long data); 106 void ir_rc5_timer_keyup(unsigned long data); 107 108 /* Keymaps to be used by other modules */ 109 110 extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE]; 111 extern IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE]; 112 extern IR_KEYTAB_TYPE ir_codes_avermedia_dvbt[IR_KEYTAB_SIZE]; 113 extern IR_KEYTAB_TYPE ir_codes_avermedia_m135a[IR_KEYTAB_SIZE]; 114 extern IR_KEYTAB_TYPE ir_codes_apac_viewcomp[IR_KEYTAB_SIZE]; 115 extern IR_KEYTAB_TYPE ir_codes_pixelview[IR_KEYTAB_SIZE]; 116 extern IR_KEYTAB_TYPE ir_codes_pixelview_new[IR_KEYTAB_SIZE]; 117 extern IR_KEYTAB_TYPE ir_codes_nebula[IR_KEYTAB_SIZE]; 118 extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvb_t[IR_KEYTAB_SIZE]; 119 extern IR_KEYTAB_TYPE ir_codes_iodata_bctv7e[IR_KEYTAB_SIZE]; 120 extern IR_KEYTAB_TYPE ir_codes_adstech_dvb_t_pci[IR_KEYTAB_SIZE]; 121 extern IR_KEYTAB_TYPE ir_codes_msi_tvanywhere[IR_KEYTAB_SIZE]; 122 extern IR_KEYTAB_TYPE ir_codes_cinergy_1400[IR_KEYTAB_SIZE]; 123 extern IR_KEYTAB_TYPE ir_codes_avertv_303[IR_KEYTAB_SIZE]; 124 extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvbt_pro[IR_KEYTAB_SIZE]; 125 extern IR_KEYTAB_TYPE ir_codes_em_terratec[IR_KEYTAB_SIZE]; 126 extern IR_KEYTAB_TYPE ir_codes_pinnacle_grey[IR_KEYTAB_SIZE]; 127 extern IR_KEYTAB_TYPE ir_codes_flyvideo[IR_KEYTAB_SIZE]; 128 extern IR_KEYTAB_TYPE ir_codes_flydvb[IR_KEYTAB_SIZE]; 129 extern IR_KEYTAB_TYPE ir_codes_cinergy[IR_KEYTAB_SIZE]; 130 extern IR_KEYTAB_TYPE ir_codes_eztv[IR_KEYTAB_SIZE]; 131 extern IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE]; 132 extern IR_KEYTAB_TYPE ir_codes_videomate_tv_pvr[IR_KEYTAB_SIZE]; 133 extern IR_KEYTAB_TYPE ir_codes_manli[IR_KEYTAB_SIZE]; 134 extern IR_KEYTAB_TYPE ir_codes_gotview7135[IR_KEYTAB_SIZE]; 135 extern IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE]; 136 extern IR_KEYTAB_TYPE ir_codes_pctv_sedna[IR_KEYTAB_SIZE]; 137 extern IR_KEYTAB_TYPE ir_codes_pv951[IR_KEYTAB_SIZE]; 138 extern IR_KEYTAB_TYPE ir_codes_rc5_tv[IR_KEYTAB_SIZE]; 139 extern IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE]; 140 extern IR_KEYTAB_TYPE ir_codes_pinnacle_color[IR_KEYTAB_SIZE]; 141 extern IR_KEYTAB_TYPE ir_codes_hauppauge_new[IR_KEYTAB_SIZE]; 142 extern IR_KEYTAB_TYPE ir_codes_npgtech[IR_KEYTAB_SIZE]; 143 extern IR_KEYTAB_TYPE ir_codes_norwood[IR_KEYTAB_SIZE]; 144 extern IR_KEYTAB_TYPE ir_codes_proteus_2309[IR_KEYTAB_SIZE]; 145 extern IR_KEYTAB_TYPE ir_codes_budget_ci_old[IR_KEYTAB_SIZE]; 146 extern IR_KEYTAB_TYPE ir_codes_asus_pc39[IR_KEYTAB_SIZE]; 147 extern IR_KEYTAB_TYPE ir_codes_encore_enltv[IR_KEYTAB_SIZE]; 148 extern IR_KEYTAB_TYPE ir_codes_encore_enltv2[IR_KEYTAB_SIZE]; 149 extern IR_KEYTAB_TYPE ir_codes_tt_1500[IR_KEYTAB_SIZE]; 150 extern IR_KEYTAB_TYPE ir_codes_fusionhdtv_mce[IR_KEYTAB_SIZE]; 151 extern IR_KEYTAB_TYPE ir_codes_behold[IR_KEYTAB_SIZE]; 152 extern IR_KEYTAB_TYPE ir_codes_behold_columbus[IR_KEYTAB_SIZE]; 153 extern IR_KEYTAB_TYPE ir_codes_pinnacle_pctv_hd[IR_KEYTAB_SIZE]; 154 extern IR_KEYTAB_TYPE ir_codes_genius_tvgo_a11mce[IR_KEYTAB_SIZE]; 155 extern IR_KEYTAB_TYPE ir_codes_powercolor_real_angel[IR_KEYTAB_SIZE]; 156 extern IR_KEYTAB_TYPE ir_codes_avermedia_a16d[IR_KEYTAB_SIZE]; 157 extern IR_KEYTAB_TYPE ir_codes_encore_enltv_fm53[IR_KEYTAB_SIZE]; 158 extern IR_KEYTAB_TYPE ir_codes_real_audio_220_32_keys[IR_KEYTAB_SIZE]; 159 extern IR_KEYTAB_TYPE ir_codes_msi_tvanywhere_plus[IR_KEYTAB_SIZE]; 160 extern IR_KEYTAB_TYPE ir_codes_ati_tv_wonder_hd_600[IR_KEYTAB_SIZE]; 161 extern IR_KEYTAB_TYPE ir_codes_kworld_plus_tv_analog[IR_KEYTAB_SIZE]; 162 #endif 163 164 /* 165 * Local variables: 166 * c-basic-offset: 8 167 * End: 168 */ 169