3 * some common structs and functions to handle infrared remotes via
6 * (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
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.
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.
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
26 #include <linux/input.h>
27 #include <linux/workqueue.h>
28 #include <linux/interrupt.h>
29 #include <linux/spinlock.h>
31 extern int media_ir_debug
; /* media_ir_debug level (0,1,2) */
32 #define IR_dprintk(level, fmt, arg...) if (media_ir_debug >= level) \
33 printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
36 #define IR_TYPE_PD 2 /* Pulse distance encoded IR */
37 #define IR_TYPE_OTHER 99
44 struct ir_scancode_table
{
45 struct ir_scancode
*scan
;
50 #define RC5_START(x) (((x)>>12)&3)
51 #define RC5_TOGGLE(x) (((x)>>11)&1)
52 #define RC5_ADDR(x) (((x)>>6)&31)
53 #define RC5_INSTR(x) ((x)&63)
55 struct ir_input_state
{
59 struct ir_scancode_table keytable
;
62 u32 ir_key
; /* ir scancode */
63 u32 keycode
; /* linux key code */
64 int keypressed
; /* current state */
67 /* this was saa7134_ir and bttv_ir, moved here for
70 struct input_dev
*dev
;
71 struct ir_input_state ir
;
75 /* Usual gpio signalling */
83 int start
; // What should RC5_START() be
84 int addr
; // What RC5_ADDR() should be.
87 struct work_struct work
;
88 struct timer_list timer
;
92 struct timer_list timer_end
; /* timer_end for code completion */
93 struct timer_list timer_keyup
; /* timer_end for key release */
94 u32 last_rc5
; /* last good rc5 code */
95 u32 last_bit
; /* last raw bit seen */
96 u32 code
; /* raw code under construction */
97 struct timeval base_time
; /* time of last seen code */
98 int active
; /* building raw code */
102 struct tasklet_struct tlet
;
105 /* Routines from ir-functions.c */
107 int ir_input_init(struct input_dev
*dev
, struct ir_input_state
*ir
,
108 int ir_type
, struct ir_scancode_table
*ir_codes
);
109 void ir_input_nokey(struct input_dev
*dev
, struct ir_input_state
*ir
);
110 void ir_input_keydown(struct input_dev
*dev
, struct ir_input_state
*ir
,
112 u32
ir_extract_bits(u32 data
, u32 mask
);
113 int ir_dump_samples(u32
*samples
, int count
);
114 int ir_decode_biphase(u32
*samples
, int count
, int low
, int high
);
115 int ir_decode_pulsedistance(u32
*samples
, int count
, int low
, int high
);
116 u32
ir_rc5_decode(unsigned int code
);
118 void ir_rc5_timer_end(unsigned long data
);
119 void ir_rc5_timer_keyup(unsigned long data
);
121 /* Routines from ir-keytable.c */
123 u32
ir_g_keycode_from_table(struct input_dev
*input_dev
,
126 int ir_set_keycode_table(struct input_dev
*input_dev
,
127 struct ir_scancode_table
*rc_tab
);
129 int ir_roundup_tablesize(int n_elems
);
130 int ir_copy_table(struct ir_scancode_table
*destin
,
131 const struct ir_scancode_table
*origin
);
132 void ir_input_free(struct input_dev
*input_dev
);
134 /* scancode->keycode map tables from ir-keymaps.c */
136 extern struct ir_scancode_table ir_codes_empty_table
;
137 extern struct ir_scancode_table ir_codes_avermedia_table
;
138 extern struct ir_scancode_table ir_codes_avermedia_dvbt_table
;
139 extern struct ir_scancode_table ir_codes_avermedia_m135a_table
;
140 extern struct ir_scancode_table ir_codes_avermedia_cardbus_table
;
141 extern struct ir_scancode_table ir_codes_apac_viewcomp_table
;
142 extern struct ir_scancode_table ir_codes_pixelview_table
;
143 extern struct ir_scancode_table ir_codes_pixelview_new_table
;
144 extern struct ir_scancode_table ir_codes_nebula_table
;
145 extern struct ir_scancode_table ir_codes_dntv_live_dvb_t_table
;
146 extern struct ir_scancode_table ir_codes_iodata_bctv7e_table
;
147 extern struct ir_scancode_table ir_codes_adstech_dvb_t_pci_table
;
148 extern struct ir_scancode_table ir_codes_msi_tvanywhere_table
;
149 extern struct ir_scancode_table ir_codes_cinergy_1400_table
;
150 extern struct ir_scancode_table ir_codes_avertv_303_table
;
151 extern struct ir_scancode_table ir_codes_dntv_live_dvbt_pro_table
;
152 extern struct ir_scancode_table ir_codes_em_terratec_table
;
153 extern struct ir_scancode_table ir_codes_pinnacle_grey_table
;
154 extern struct ir_scancode_table ir_codes_flyvideo_table
;
155 extern struct ir_scancode_table ir_codes_flydvb_table
;
156 extern struct ir_scancode_table ir_codes_cinergy_table
;
157 extern struct ir_scancode_table ir_codes_eztv_table
;
158 extern struct ir_scancode_table ir_codes_avermedia_table
;
159 extern struct ir_scancode_table ir_codes_videomate_tv_pvr_table
;
160 extern struct ir_scancode_table ir_codes_manli_table
;
161 extern struct ir_scancode_table ir_codes_gotview7135_table
;
162 extern struct ir_scancode_table ir_codes_purpletv_table
;
163 extern struct ir_scancode_table ir_codes_pctv_sedna_table
;
164 extern struct ir_scancode_table ir_codes_pv951_table
;
165 extern struct ir_scancode_table ir_codes_rc5_tv_table
;
166 extern struct ir_scancode_table ir_codes_winfast_table
;
167 extern struct ir_scancode_table ir_codes_pinnacle_color_table
;
168 extern struct ir_scancode_table ir_codes_hauppauge_new_table
;
169 extern struct ir_scancode_table ir_codes_rc5_hauppauge_new_table
;
170 extern struct ir_scancode_table ir_codes_npgtech_table
;
171 extern struct ir_scancode_table ir_codes_norwood_table
;
172 extern struct ir_scancode_table ir_codes_proteus_2309_table
;
173 extern struct ir_scancode_table ir_codes_budget_ci_old_table
;
174 extern struct ir_scancode_table ir_codes_asus_pc39_table
;
175 extern struct ir_scancode_table ir_codes_encore_enltv_table
;
176 extern struct ir_scancode_table ir_codes_encore_enltv2_table
;
177 extern struct ir_scancode_table ir_codes_tt_1500_table
;
178 extern struct ir_scancode_table ir_codes_fusionhdtv_mce_table
;
179 extern struct ir_scancode_table ir_codes_behold_table
;
180 extern struct ir_scancode_table ir_codes_behold_columbus_table
;
181 extern struct ir_scancode_table ir_codes_pinnacle_pctv_hd_table
;
182 extern struct ir_scancode_table ir_codes_genius_tvgo_a11mce_table
;
183 extern struct ir_scancode_table ir_codes_powercolor_real_angel_table
;
184 extern struct ir_scancode_table ir_codes_avermedia_a16d_table
;
185 extern struct ir_scancode_table ir_codes_encore_enltv_fm53_table
;
186 extern struct ir_scancode_table ir_codes_real_audio_220_32_keys_table
;
187 extern struct ir_scancode_table ir_codes_msi_tvanywhere_plus_table
;
188 extern struct ir_scancode_table ir_codes_ati_tv_wonder_hd_600_table
;
189 extern struct ir_scancode_table ir_codes_kworld_plus_tv_analog_table
;
190 extern struct ir_scancode_table ir_codes_kaiomy_table
;
191 extern struct ir_scancode_table ir_codes_dm1105_nec_table
;
192 extern struct ir_scancode_table ir_codes_tevii_nec_table
;
193 extern struct ir_scancode_table ir_codes_tbs_nec_table
;
194 extern struct ir_scancode_table ir_codes_evga_indtube_table
;
195 extern struct ir_scancode_table ir_codes_terratec_cinergy_xs_table
;
196 extern struct ir_scancode_table ir_codes_videomate_s350_table
;
197 extern struct ir_scancode_table ir_codes_gadmei_rm008z_table
;