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/*
*
* some common structs and functions to handle infrared remotes via
* input layer . . .
*
* ( c ) 2003 Gerd Knorr < kraxel @ bytesex . org > [ SuSE Labs ]
*
* This program is free software ; you can redistribute it and / or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation ; either version 2 of the License , or
* ( at your option ) any later version .
*
* This program is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
* GNU General Public License for more details .
*
* You should have received a copy of the GNU General Public License
* along with this program ; if not , write to the Free Software
* Foundation , Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
*/
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# ifndef _IR_COMMON
# define _IR_COMMON
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# include <linux/input.h>
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# include <linux/workqueue.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
# define IR_KEYTAB_TYPE u32
# define IR_KEYTAB_SIZE 128 // enougth for rc5, probably need more some day ...
# define IR_KEYCODE(tab,code) (((unsigned)code < IR_KEYTAB_SIZE) \
? tab [ code ] : KEY_RESERVED )
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# define RC5_START(x) (((x)>>12)&3)
# define RC5_TOGGLE(x) (((x)>>11)&1)
# define RC5_ADDR(x) (((x)>>6)&31)
# define RC5_INSTR(x) ((x)&63)
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struct ir_input_state {
/* configuration */
int ir_type ;
IR_KEYTAB_TYPE ir_codes [ IR_KEYTAB_SIZE ] ;
/* key info */
u32 ir_raw ; /* raw data */
u32 ir_key ; /* ir key code */
u32 keycode ; /* linux key code */
int keypressed ; /* current state */
} ;
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/* this was saa7134_ir and bttv_ir, moved here for
* rc5 decoding . */
struct card_ir {
struct input_dev * dev ;
struct ir_input_state ir ;
char name [ 32 ] ;
char phys [ 32 ] ;
/* Usual gpio signalling */
u32 mask_keycode ;
u32 mask_keydown ;
u32 mask_keyup ;
u32 polling ;
u32 last_gpio ;
int shift_by ;
int start ; // What should RC5_START() be
int addr ; // What RC5_ADDR() should be.
int rc5_key_timeout ;
int rc5_remote_gap ;
struct work_struct work ;
struct timer_list timer ;
/* RC5 gpio */
u32 rc5_gpio ;
struct timer_list timer_end ; /* timer_end for code completion */
struct timer_list timer_keyup ; /* timer_end for key release */
u32 last_rc5 ; /* last good rc5 code */
u32 last_bit ; /* last raw bit seen */
u32 code ; /* raw code under construction */
struct timeval base_time ; /* time of last seen code */
int active ; /* building raw code */
} ;
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void ir_input_init ( struct input_dev * dev , struct ir_input_state * ir ,
int ir_type , IR_KEYTAB_TYPE * ir_codes ) ;
void ir_input_nokey ( struct input_dev * dev , struct ir_input_state * ir ) ;
void ir_input_keydown ( struct input_dev * dev , struct ir_input_state * ir ,
u32 ir_key , u32 ir_raw ) ;
u32 ir_extract_bits ( u32 data , u32 mask ) ;
int ir_dump_samples ( u32 * samples , int count ) ;
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 ) ;
void ir_rc5_timer_keyup ( unsigned long data ) ;
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/* Keymaps to be used by other modules */
extern IR_KEYTAB_TYPE ir_codes_empty [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_avermedia [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_avermedia_dvbt [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_apac_viewcomp [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_pixelview [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_pixelview_new [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_nebula [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvb_t [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_iodata_bctv7e [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_adstech_dvb_t_pci [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_msi_tvanywhere [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_cinergy_1400 [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_avertv_303 [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_dntv_live_dvbt_pro [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_em_terratec [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_pinnacle_grey [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_flyvideo [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_flydvb [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_cinergy [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_eztv [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_avermedia [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_videomate_tv_pvr [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_manli [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_gotview7135 [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_purpletv [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_pctv_sedna [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_pv951 [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_rc5_tv [ IR_KEYTAB_SIZE ] ;
extern IR_KEYTAB_TYPE ir_codes_winfast [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_pinnacle_color [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_hauppauge_new [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_npgtech [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_norwood [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_proteus_2309 [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_budget_ci_old [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_asus_pc39 [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_encore_enltv [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_tt_1500 [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_fusionhdtv_mce [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_behold [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_behold_columbus [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_pinnacle_pctv_hd [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_genius_tvgo_a11mce [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_powercolor_real_angel [ IR_KEYTAB_SIZE ] ;
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extern IR_KEYTAB_TYPE ir_codes_avermedia_a16d [ IR_KEYTAB_SIZE ] ;
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# endif
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/*
* Local variables :
* c - basic - offset : 8
* End :
*/