180 lines
7.1 KiB
C
180 lines
7.1 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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#define IR_TYPE_RC5 1
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#define IR_TYPE_PD 2 /* Pulse distance encoded IR */
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#define IR_TYPE_OTHER 99
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#define IR_KEYTAB_TYPE u32
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#define IR_KEYTAB_SIZE 128 /* enougth for rc5, probably need more some day */
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struct ir_scancode {
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u16 scancode;
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u32 keycode;
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};
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struct ir_scancode_table {
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struct ir_scancode *scan;
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int size;
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};
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#define IR_KEYCODE(tab,code) (((unsigned)code < IR_KEYTAB_SIZE) \
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? tab[code] : KEY_RESERVED)
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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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int ir_type;
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IR_KEYTAB_TYPE ir_codes[IR_KEYTAB_SIZE];
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/* key info */
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u32 ir_raw; /* raw data */
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u32 ir_key; /* ir key code */
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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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/* 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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};
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void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
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int ir_type, struct ir_scancode_table *ir_codes);
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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, u32 ir_raw);
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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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void ir_rc5_timer_end(unsigned long data);
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void ir_rc5_timer_keyup(unsigned long data);
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/* Keymaps to be used by other modules */
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extern struct ir_scancode_table ir_codes_empty_table;
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extern struct ir_scancode_table ir_codes_avermedia_table;
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extern struct ir_scancode_table ir_codes_avermedia_dvbt_table;
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extern struct ir_scancode_table ir_codes_avermedia_m135a_table;
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extern struct ir_scancode_table ir_codes_avermedia_cardbus_table;
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extern struct ir_scancode_table ir_codes_apac_viewcomp_table;
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extern struct ir_scancode_table ir_codes_pixelview_table;
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extern struct ir_scancode_table ir_codes_pixelview_new_table;
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extern struct ir_scancode_table ir_codes_nebula_table;
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extern struct ir_scancode_table ir_codes_dntv_live_dvb_t_table;
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extern struct ir_scancode_table ir_codes_iodata_bctv7e_table;
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extern struct ir_scancode_table ir_codes_adstech_dvb_t_pci_table;
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extern struct ir_scancode_table ir_codes_msi_tvanywhere_table;
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extern struct ir_scancode_table ir_codes_cinergy_1400_table;
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extern struct ir_scancode_table ir_codes_avertv_303_table;
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extern struct ir_scancode_table ir_codes_dntv_live_dvbt_pro_table;
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extern struct ir_scancode_table ir_codes_em_terratec_table;
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extern struct ir_scancode_table ir_codes_pinnacle_grey_table;
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extern struct ir_scancode_table ir_codes_flyvideo_table;
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extern struct ir_scancode_table ir_codes_flydvb_table;
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extern struct ir_scancode_table ir_codes_cinergy_table;
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extern struct ir_scancode_table ir_codes_eztv_table;
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extern struct ir_scancode_table ir_codes_avermedia_table;
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extern struct ir_scancode_table ir_codes_videomate_tv_pvr_table;
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extern struct ir_scancode_table ir_codes_manli_table;
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extern struct ir_scancode_table ir_codes_gotview7135_table;
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extern struct ir_scancode_table ir_codes_purpletv_table;
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extern struct ir_scancode_table ir_codes_pctv_sedna_table;
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extern struct ir_scancode_table ir_codes_pv951_table;
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extern struct ir_scancode_table ir_codes_rc5_tv_table;
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extern struct ir_scancode_table ir_codes_winfast_table;
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extern struct ir_scancode_table ir_codes_pinnacle_color_table;
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extern struct ir_scancode_table ir_codes_hauppauge_new_table;
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extern struct ir_scancode_table ir_codes_npgtech_table;
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extern struct ir_scancode_table ir_codes_norwood_table;
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extern struct ir_scancode_table ir_codes_proteus_2309_table;
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extern struct ir_scancode_table ir_codes_budget_ci_old_table;
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extern struct ir_scancode_table ir_codes_asus_pc39_table;
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extern struct ir_scancode_table ir_codes_encore_enltv_table;
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extern struct ir_scancode_table ir_codes_encore_enltv2_table;
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extern struct ir_scancode_table ir_codes_tt_1500_table;
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extern struct ir_scancode_table ir_codes_fusionhdtv_mce_table;
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extern struct ir_scancode_table ir_codes_behold_table;
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extern struct ir_scancode_table ir_codes_behold_columbus_table;
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extern struct ir_scancode_table ir_codes_pinnacle_pctv_hd_table;
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extern struct ir_scancode_table ir_codes_genius_tvgo_a11mce_table;
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extern struct ir_scancode_table ir_codes_powercolor_real_angel_table;
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extern struct ir_scancode_table ir_codes_avermedia_a16d_table;
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extern struct ir_scancode_table ir_codes_encore_enltv_fm53_table;
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extern struct ir_scancode_table ir_codes_real_audio_220_32_keys_table;
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extern struct ir_scancode_table ir_codes_msi_tvanywhere_plus_table;
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extern struct ir_scancode_table ir_codes_ati_tv_wonder_hd_600_table;
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extern struct ir_scancode_table ir_codes_kworld_plus_tv_analog_table;
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extern struct ir_scancode_table ir_codes_kaiomy_table;
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extern struct ir_scancode_table ir_codes_dm1105_nec_table;
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extern struct ir_scancode_table ir_codes_evga_indtube_table;
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extern struct ir_scancode_table ir_codes_terratec_cinergy_xs_table;
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extern struct ir_scancode_table ir_codes_videomate_s350_table;
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extern struct ir_scancode_table ir_codes_gadmei_rm008z_table;
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#endif
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