1 /*
2  *
3  * v4l2 device driver for philips saa7134 based TV cards
4  *
5  * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org>
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 2 of the License, or
10  *  (at your option) any later version.
11  *
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *  GNU General Public License for more details.
16  */
17 
18 #define SAA7134_VERSION "0, 2, 17"
19 
20 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
21 
22 #include <linux/pci.h>
23 #include <linux/i2c.h>
24 #include <linux/videodev2.h>
25 #include <linux/kdev_t.h>
26 #include <linux/input.h>
27 #include <linux/notifier.h>
28 #include <linux/delay.h>
29 #include <linux/mutex.h>
30 #include <linux/pm_qos.h>
31 
32 #include <asm/io.h>
33 
34 #include <media/v4l2-common.h>
35 #include <media/v4l2-ioctl.h>
36 #include <media/v4l2-device.h>
37 #include <media/v4l2-fh.h>
38 #include <media/v4l2-ctrls.h>
39 #include <media/tuner.h>
40 #include <media/rc-core.h>
41 #include <media/i2c/ir-kbd-i2c.h>
42 #include <media/videobuf2-dma-sg.h>
43 #include <sound/core.h>
44 #include <sound/pcm.h>
45 #if IS_ENABLED(CONFIG_VIDEO_SAA7134_DVB)
46 #include <media/videobuf2-dvb.h>
47 #endif
48 #include "tda8290.h"
49 
50 #define UNSET (-1U)
51 
52 /* ----------------------------------------------------------- */
53 /* enums                                                       */
54 
55 enum saa7134_tvaudio_mode {
56 	TVAUDIO_FM_MONO       = 1,
57 	TVAUDIO_FM_BG_STEREO  = 2,
58 	TVAUDIO_FM_SAT_STEREO = 3,
59 	TVAUDIO_FM_K_STEREO   = 4,
60 	TVAUDIO_NICAM_AM      = 5,
61 	TVAUDIO_NICAM_FM      = 6,
62 };
63 
64 enum saa7134_audio_in {
65 	TV    = 1,
66 	LINE1 = 2,
67 	LINE2 = 3,
68 	LINE2_LEFT,
69 };
70 
71 enum saa7134_video_out {
72 	CCIR656 = 1,
73 };
74 
75 /* ----------------------------------------------------------- */
76 /* static data                                                 */
77 
78 struct saa7134_tvnorm {
79 	char          *name;
80 	v4l2_std_id   id;
81 
82 	/* video decoder */
83 	unsigned int  sync_control;
84 	unsigned int  luma_control;
85 	unsigned int  chroma_ctrl1;
86 	unsigned int  chroma_gain;
87 	unsigned int  chroma_ctrl2;
88 	unsigned int  vgate_misc;
89 
90 	/* video scaler */
91 	unsigned int  h_start;
92 	unsigned int  h_stop;
93 	unsigned int  video_v_start;
94 	unsigned int  video_v_stop;
95 	unsigned int  vbi_v_start_0;
96 	unsigned int  vbi_v_stop_0;
97 	unsigned int  src_timing;
98 	unsigned int  vbi_v_start_1;
99 };
100 
101 struct saa7134_tvaudio {
102 	char         *name;
103 	v4l2_std_id  std;
104 	enum         saa7134_tvaudio_mode mode;
105 	int          carr1;
106 	int          carr2;
107 };
108 
109 struct saa7134_format {
110 	char           *name;
111 	unsigned int   fourcc;
112 	unsigned int   depth;
113 	unsigned int   pm;
114 	unsigned int   vshift;   /* vertical downsampling (for planar yuv) */
115 	unsigned int   hshift;   /* horizontal downsampling (for planar yuv) */
116 	unsigned int   bswap:1;
117 	unsigned int   wswap:1;
118 	unsigned int   yuv:1;
119 	unsigned int   planar:1;
120 	unsigned int   uvswap:1;
121 };
122 
123 struct saa7134_card_ir {
124 	struct rc_dev		*dev;
125 
126 	char                    phys[32];
127 
128 	u32			polling;
129 	u32			last_gpio;
130 	u32			mask_keycode, mask_keydown, mask_keyup;
131 
132 	bool                    running;
133 
134 	struct timer_list       timer;
135 
136 	/* IR core raw decoding */
137 	u32                     raw_decode;
138 };
139 
140 /* ----------------------------------------------------------- */
141 /* card configuration                                          */
142 
143 #define SAA7134_BOARD_NOAUTO        UNSET
144 #define SAA7134_BOARD_UNKNOWN           0
145 #define SAA7134_BOARD_PROTEUS_PRO       1
146 #define SAA7134_BOARD_FLYVIDEO3000      2
147 #define SAA7134_BOARD_FLYVIDEO2000      3
148 #define SAA7134_BOARD_EMPRESS           4
149 #define SAA7134_BOARD_MONSTERTV         5
150 #define SAA7134_BOARD_MD9717            6
151 #define SAA7134_BOARD_TVSTATION_RDS     7
152 #define SAA7134_BOARD_CINERGY400	8
153 #define SAA7134_BOARD_MD5044		9
154 #define SAA7134_BOARD_KWORLD           10
155 #define SAA7134_BOARD_CINERGY600       11
156 #define SAA7134_BOARD_MD7134           12
157 #define SAA7134_BOARD_TYPHOON_90031    13
158 #define SAA7134_BOARD_ELSA             14
159 #define SAA7134_BOARD_ELSA_500TV       15
160 #define SAA7134_BOARD_ASUSTeK_TVFM7134 16
161 #define SAA7134_BOARD_VA1000POWER      17
162 #define SAA7134_BOARD_BMK_MPEX_NOTUNER 18
163 #define SAA7134_BOARD_VIDEOMATE_TV     19
164 #define SAA7134_BOARD_CRONOS_PLUS      20
165 #define SAA7134_BOARD_10MOONSTVMASTER  21
166 #define SAA7134_BOARD_MD2819           22
167 #define SAA7134_BOARD_BMK_MPEX_TUNER   23
168 #define SAA7134_BOARD_TVSTATION_DVR    24
169 #define SAA7134_BOARD_ASUSTEK_TVFM7133	25
170 #define SAA7134_BOARD_PINNACLE_PCTV_STEREO 26
171 #define SAA7134_BOARD_MANLI_MTV002     27
172 #define SAA7134_BOARD_MANLI_MTV001     28
173 #define SAA7134_BOARD_TG3000TV         29
174 #define SAA7134_BOARD_ECS_TVP3XP       30
175 #define SAA7134_BOARD_ECS_TVP3XP_4CB5  31
176 #define SAA7134_BOARD_AVACSSMARTTV     32
177 #define SAA7134_BOARD_AVERMEDIA_DVD_EZMAKER 33
178 #define SAA7134_BOARD_NOVAC_PRIMETV7133 34
179 #define SAA7134_BOARD_AVERMEDIA_STUDIO_305 35
180 #define SAA7134_BOARD_UPMOST_PURPLE_TV 36
181 #define SAA7134_BOARD_ITEMS_MTV005     37
182 #define SAA7134_BOARD_CINERGY200       38
183 #define SAA7134_BOARD_FLYTVPLATINUM_MINI 39
184 #define SAA7134_BOARD_VIDEOMATE_TV_PVR 40
185 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUS 41
186 #define SAA7134_BOARD_SABRENT_SBTTVFM  42
187 #define SAA7134_BOARD_ZOLID_XPERT_TV7134 43
188 #define SAA7134_BOARD_EMPIRE_PCI_TV_RADIO_LE 44
189 #define SAA7134_BOARD_AVERMEDIA_STUDIO_307    45
190 #define SAA7134_BOARD_AVERMEDIA_CARDBUS 46
191 #define SAA7134_BOARD_CINERGY400_CARDBUS 47
192 #define SAA7134_BOARD_CINERGY600_MK3   48
193 #define SAA7134_BOARD_VIDEOMATE_GOLD_PLUS 49
194 #define SAA7134_BOARD_PINNACLE_300I_DVBT_PAL 50
195 #define SAA7134_BOARD_PROVIDEO_PV952   51
196 #define SAA7134_BOARD_AVERMEDIA_305    52
197 #define SAA7134_BOARD_ASUSTeK_TVFM7135 53
198 #define SAA7134_BOARD_FLYTVPLATINUM_FM 54
199 #define SAA7134_BOARD_FLYDVBTDUO 55
200 #define SAA7134_BOARD_AVERMEDIA_307    56
201 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM 57
202 #define SAA7134_BOARD_ADS_INSTANT_TV 58
203 #define SAA7134_BOARD_KWORLD_VSTREAM_XPERT 59
204 #define SAA7134_BOARD_FLYDVBT_DUO_CARDBUS 60
205 #define SAA7134_BOARD_PHILIPS_TOUGH 61
206 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII 62
207 #define SAA7134_BOARD_KWORLD_XPERT 63
208 #define SAA7134_BOARD_FLYTV_DIGIMATRIX 64
209 #define SAA7134_BOARD_KWORLD_TERMINATOR 65
210 #define SAA7134_BOARD_YUAN_TUN900 66
211 #define SAA7134_BOARD_BEHOLD_409FM 67
212 #define SAA7134_BOARD_GOTVIEW_7135 68
213 #define SAA7134_BOARD_PHILIPS_EUROPA  69
214 #define SAA7134_BOARD_VIDEOMATE_DVBT_300 70
215 #define SAA7134_BOARD_VIDEOMATE_DVBT_200 71
216 #define SAA7134_BOARD_RTD_VFG7350 72
217 #define SAA7134_BOARD_RTD_VFG7330 73
218 #define SAA7134_BOARD_FLYTVPLATINUM_MINI2 74
219 #define SAA7134_BOARD_AVERMEDIA_AVERTVHD_A180 75
220 #define SAA7134_BOARD_MONSTERTV_MOBILE 76
221 #define SAA7134_BOARD_PINNACLE_PCTV_110i 77
222 #define SAA7134_BOARD_ASUSTeK_P7131_DUAL 78
223 #define SAA7134_BOARD_SEDNA_PC_TV_CARDBUS     79
224 #define SAA7134_BOARD_ASUSTEK_DIGIMATRIX_TV 80
225 #define SAA7134_BOARD_PHILIPS_TIGER  81
226 #define SAA7134_BOARD_MSI_TVATANYWHERE_PLUS  82
227 #define SAA7134_BOARD_CINERGY250PCI 83
228 #define SAA7134_BOARD_FLYDVB_TRIO 84
229 #define SAA7134_BOARD_AVERMEDIA_777 85
230 #define SAA7134_BOARD_FLYDVBT_LR301 86
231 #define SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331 87
232 #define SAA7134_BOARD_TEVION_DVBT_220RF 88
233 #define SAA7134_BOARD_ELSA_700TV       89
234 #define SAA7134_BOARD_KWORLD_ATSC110   90
235 #define SAA7134_BOARD_AVERMEDIA_A169_B 91
236 #define SAA7134_BOARD_AVERMEDIA_A169_B1 92
237 #define SAA7134_BOARD_MD7134_BRIDGE_2     93
238 #define SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS 94
239 #define SAA7134_BOARD_FLYVIDEO3000_NTSC 95
240 #define SAA7134_BOARD_MEDION_MD8800_QUADRO 96
241 #define SAA7134_BOARD_FLYDVBS_LR300 97
242 #define SAA7134_BOARD_PROTEUS_2309 98
243 #define SAA7134_BOARD_AVERMEDIA_A16AR   99
244 #define SAA7134_BOARD_ASUS_EUROPA2_HYBRID 100
245 #define SAA7134_BOARD_PINNACLE_PCTV_310i  101
246 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507 102
247 #define SAA7134_BOARD_VIDEOMATE_DVBT_200A  103
248 #define SAA7134_BOARD_HAUPPAUGE_HVR1110    104
249 #define SAA7134_BOARD_CINERGY_HT_PCMCIA    105
250 #define SAA7134_BOARD_ENCORE_ENLTV         106
251 #define SAA7134_BOARD_ENCORE_ENLTV_FM      107
252 #define SAA7134_BOARD_CINERGY_HT_PCI       108
253 #define SAA7134_BOARD_PHILIPS_TIGER_S      109
254 #define SAA7134_BOARD_AVERMEDIA_M102	   110
255 #define SAA7134_BOARD_ASUS_P7131_4871	   111
256 #define SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA 112
257 #define SAA7134_BOARD_ECS_TVP3XP_4CB6  113
258 #define SAA7134_BOARD_KWORLD_DVBT_210 114
259 #define SAA7134_BOARD_SABRENT_TV_PCB05     115
260 #define SAA7134_BOARD_10MOONSTVMASTER3     116
261 #define SAA7134_BOARD_AVERMEDIA_SUPER_007  117
262 #define SAA7134_BOARD_BEHOLD_401	118
263 #define SAA7134_BOARD_BEHOLD_403	119
264 #define SAA7134_BOARD_BEHOLD_403FM	120
265 #define SAA7134_BOARD_BEHOLD_405	121
266 #define SAA7134_BOARD_BEHOLD_405FM	122
267 #define SAA7134_BOARD_BEHOLD_407	123
268 #define SAA7134_BOARD_BEHOLD_407FM	124
269 #define SAA7134_BOARD_BEHOLD_409	125
270 #define SAA7134_BOARD_BEHOLD_505FM	126
271 #define SAA7134_BOARD_BEHOLD_507_9FM	127
272 #define SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM 128
273 #define SAA7134_BOARD_BEHOLD_607FM_MK3	129
274 #define SAA7134_BOARD_BEHOLD_M6		130
275 #define SAA7134_BOARD_TWINHAN_DTV_DVB_3056 131
276 #define SAA7134_BOARD_GENIUS_TVGO_A11MCE   132
277 #define SAA7134_BOARD_PHILIPS_SNAKE        133
278 #define SAA7134_BOARD_CREATIX_CTX953       134
279 #define SAA7134_BOARD_MSI_TVANYWHERE_AD11  135
280 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_506 136
281 #define SAA7134_BOARD_AVERMEDIA_A16D       137
282 #define SAA7134_BOARD_AVERMEDIA_M115       138
283 #define SAA7134_BOARD_VIDEOMATE_T750       139
284 #define SAA7134_BOARD_AVERMEDIA_A700_PRO    140
285 #define SAA7134_BOARD_AVERMEDIA_A700_HYBRID 141
286 #define SAA7134_BOARD_BEHOLD_H6      142
287 #define SAA7134_BOARD_BEHOLD_M63      143
288 #define SAA7134_BOARD_BEHOLD_M6_EXTRA    144
289 #define SAA7134_BOARD_AVERMEDIA_M103    145
290 #define SAA7134_BOARD_ASUSTeK_P7131_ANALOG 146
291 #define SAA7134_BOARD_ASUSTeK_TIGER_3IN1   147
292 #define SAA7134_BOARD_ENCORE_ENLTV_FM53 148
293 #define SAA7134_BOARD_AVERMEDIA_M135A    149
294 #define SAA7134_BOARD_REAL_ANGEL_220     150
295 #define SAA7134_BOARD_ADS_INSTANT_HDTV_PCI  151
296 #define SAA7134_BOARD_ASUSTeK_TIGER         152
297 #define SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG 153
298 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS 154
299 #define SAA7134_BOARD_HAUPPAUGE_HVR1150     155
300 #define SAA7134_BOARD_HAUPPAUGE_HVR1120   156
301 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507UA 157
302 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_501 158
303 #define SAA7134_BOARD_BEHOLD_505RDS_MK5     159
304 #define SAA7134_BOARD_BEHOLD_507RDS_MK3     160
305 #define SAA7134_BOARD_BEHOLD_507RDS_MK5     161
306 #define SAA7134_BOARD_BEHOLD_607FM_MK5      162
307 #define SAA7134_BOARD_BEHOLD_609FM_MK3      163
308 #define SAA7134_BOARD_BEHOLD_609FM_MK5      164
309 #define SAA7134_BOARD_BEHOLD_607RDS_MK3     165
310 #define SAA7134_BOARD_BEHOLD_607RDS_MK5     166
311 #define SAA7134_BOARD_BEHOLD_609RDS_MK3     167
312 #define SAA7134_BOARD_BEHOLD_609RDS_MK5     168
313 #define SAA7134_BOARD_VIDEOMATE_S350        169
314 #define SAA7134_BOARD_AVERMEDIA_STUDIO_505  170
315 #define SAA7134_BOARD_BEHOLD_X7             171
316 #define SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM 172
317 #define SAA7134_BOARD_ZOLID_HYBRID_PCI		173
318 #define SAA7134_BOARD_ASUS_EUROPA_HYBRID	174
319 #define SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S 175
320 #define SAA7134_BOARD_BEHOLD_505RDS_MK3     176
321 #define SAA7134_BOARD_HAWELL_HW_404M7		177
322 #define SAA7134_BOARD_BEHOLD_H7             178
323 #define SAA7134_BOARD_BEHOLD_A7             179
324 #define SAA7134_BOARD_AVERMEDIA_M733A       180
325 #define SAA7134_BOARD_TECHNOTREND_BUDGET_T3000 181
326 #define SAA7134_BOARD_KWORLD_PCI_SBTVD_FULLSEG 182
327 #define SAA7134_BOARD_VIDEOMATE_M1F         183
328 #define SAA7134_BOARD_ENCORE_ENLTV_FM3      184
329 #define SAA7134_BOARD_MAGICPRO_PROHDTV_PRO2 185
330 #define SAA7134_BOARD_BEHOLD_501            186
331 #define SAA7134_BOARD_BEHOLD_503FM          187
332 #define SAA7134_BOARD_SENSORAY811_911       188
333 #define SAA7134_BOARD_KWORLD_PC150U         189
334 #define SAA7134_BOARD_ASUSTeK_PS3_100      190
335 #define SAA7134_BOARD_HAWELL_HW_9004V1      191
336 #define SAA7134_BOARD_AVERMEDIA_A706		192
337 #define SAA7134_BOARD_WIS_VOYAGER           193
338 #define SAA7134_BOARD_AVERMEDIA_505         194
339 #define SAA7134_BOARD_LEADTEK_WINFAST_TV2100_FM 195
340 #define SAA7134_BOARD_SNAZIO_TVPVR_PRO      196
341 
342 #define SAA7134_MAXBOARDS 32
343 #define SAA7134_INPUT_MAX 8
344 
345 /* ----------------------------------------------------------- */
346 /* Since we support 2 remote types, lets tell them apart       */
347 
348 #define SAA7134_REMOTE_GPIO  1
349 #define SAA7134_REMOTE_I2C   2
350 
351 /* ----------------------------------------------------------- */
352 /* Video Output Port Register Initialization Options           */
353 
354 #define SET_T_CODE_POLARITY_NON_INVERTED	(1 << 0)
355 #define SET_CLOCK_NOT_DELAYED			(1 << 1)
356 #define SET_CLOCK_INVERTED			(1 << 2)
357 #define SET_VSYNC_OFF				(1 << 3)
358 
359 enum saa7134_input_types {
360 	SAA7134_NO_INPUT = 0,
361 	SAA7134_INPUT_MUTE,
362 	SAA7134_INPUT_RADIO,
363 	SAA7134_INPUT_TV,
364 	SAA7134_INPUT_TV_MONO,
365 	SAA7134_INPUT_COMPOSITE,
366 	SAA7134_INPUT_COMPOSITE0,
367 	SAA7134_INPUT_COMPOSITE1,
368 	SAA7134_INPUT_COMPOSITE2,
369 	SAA7134_INPUT_COMPOSITE3,
370 	SAA7134_INPUT_COMPOSITE4,
371 	SAA7134_INPUT_SVIDEO,
372 	SAA7134_INPUT_SVIDEO0,
373 	SAA7134_INPUT_SVIDEO1,
374 	SAA7134_INPUT_COMPOSITE_OVER_SVIDEO,
375 };
376 
377 struct saa7134_input {
378 	enum saa7134_input_types type;
379 	unsigned int             vmux;
380 	enum saa7134_audio_in    amux;
381 	unsigned int             gpio;
382 };
383 
384 enum saa7134_mpeg_type {
385 	SAA7134_MPEG_UNUSED,
386 	SAA7134_MPEG_EMPRESS,
387 	SAA7134_MPEG_DVB,
388 	SAA7134_MPEG_GO7007,
389 };
390 
391 enum saa7134_mpeg_ts_type {
392 	SAA7134_MPEG_TS_PARALLEL = 0,
393 	SAA7134_MPEG_TS_SERIAL,
394 };
395 
396 struct saa7134_board {
397 	char                    *name;
398 	unsigned int            audio_clock;
399 
400 	/* input switching */
401 	unsigned int            gpiomask;
402 	struct saa7134_input    inputs[SAA7134_INPUT_MAX];
403 	struct saa7134_input    radio;
404 	struct saa7134_input    mute;
405 
406 	/* i2c chip info */
407 	unsigned int            tuner_type;
408 	unsigned int		radio_type;
409 	unsigned char		tuner_addr;
410 	unsigned char		radio_addr;
411 	unsigned char		empress_addr;
412 	unsigned char		rds_addr;
413 
414 	unsigned int            tda9887_conf;
415 	struct tda829x_config   tda829x_conf;
416 
417 	/* peripheral I/O */
418 	enum saa7134_video_out  video_out;
419 	enum saa7134_mpeg_type  mpeg;
420 	enum saa7134_mpeg_ts_type ts_type;
421 	unsigned int            vid_port_opts;
422 	unsigned int            ts_force_val:1;
423 };
424 
425 #define card_has_radio(dev)   (SAA7134_NO_INPUT != saa7134_boards[dev->board].radio.type)
426 #define card_is_empress(dev)  (SAA7134_MPEG_EMPRESS == saa7134_boards[dev->board].mpeg)
427 #define card_is_dvb(dev)      (SAA7134_MPEG_DVB     == saa7134_boards[dev->board].mpeg)
428 #define card_is_go7007(dev)   (SAA7134_MPEG_GO7007  == saa7134_boards[dev->board].mpeg)
429 #define card_has_mpeg(dev)    (SAA7134_MPEG_UNUSED  != saa7134_boards[dev->board].mpeg)
430 #define card(dev)             (saa7134_boards[dev->board])
431 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
432 
433 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_USER_SAA7134_BASE + 0)
434 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_USER_SAA7134_BASE + 1)
435 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_USER_SAA7134_BASE + 2)
436 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_USER_SAA7134_BASE + 3)
437 
438 /* ----------------------------------------------------------- */
439 /* device / file handle status                                 */
440 
441 #define RESOURCE_OVERLAY       1
442 #define RESOURCE_VIDEO         2
443 #define RESOURCE_VBI           4
444 #define RESOURCE_EMPRESS       8
445 
446 #define INTERLACE_AUTO         0
447 #define INTERLACE_ON           1
448 #define INTERLACE_OFF          2
449 
450 #define BUFFER_TIMEOUT     msecs_to_jiffies(500)  /* 0.5 seconds */
451 #define TS_BUFFER_TIMEOUT  msecs_to_jiffies(1000)  /* 1 second */
452 
453 struct saa7134_dev;
454 struct saa7134_dma;
455 
456 /* saa7134 page table */
457 struct saa7134_pgtable {
458 	unsigned int               size;
459 	__le32                     *cpu;
460 	dma_addr_t                 dma;
461 };
462 
463 /* tvaudio thread status */
464 struct saa7134_thread {
465 	struct task_struct         *thread;
466 	unsigned int               scan1;
467 	unsigned int               scan2;
468 	unsigned int               mode;
469 	unsigned int		   stopped;
470 };
471 
472 /* buffer for one video/vbi/ts frame */
473 struct saa7134_buf {
474 	/* common v4l buffer stuff -- must be first */
475 	struct vb2_v4l2_buffer vb2;
476 
477 	/* saa7134 specific */
478 	unsigned int            top_seen;
479 	int (*activate)(struct saa7134_dev *dev,
480 			struct saa7134_buf *buf,
481 			struct saa7134_buf *next);
482 
483 	struct list_head	entry;
484 };
485 
486 struct saa7134_dmaqueue {
487 	struct saa7134_dev         *dev;
488 	struct saa7134_buf         *curr;
489 	struct list_head           queue;
490 	struct timer_list          timeout;
491 	unsigned int               need_two;
492 	unsigned int               seq_nr;
493 	struct saa7134_pgtable     pt;
494 };
495 
496 /* dmasound dsp status */
497 struct saa7134_dmasound {
498 	struct mutex               lock;
499 	int                        minor_mixer;
500 	int                        minor_dsp;
501 	unsigned int               users_dsp;
502 
503 	/* mixer */
504 	enum saa7134_audio_in      input;
505 	unsigned int               count;
506 	unsigned int               line1;
507 	unsigned int               line2;
508 
509 	/* dsp */
510 	unsigned int               afmt;
511 	unsigned int               rate;
512 	unsigned int               channels;
513 	unsigned int               recording_on;
514 	unsigned int               dma_running;
515 	unsigned int               blocks;
516 	unsigned int               blksize;
517 	unsigned int               bufsize;
518 	struct saa7134_pgtable     pt;
519 	void			   *vaddr;
520 	struct scatterlist	   *sglist;
521 	int                        sglen;
522 	int                        nr_pages;
523 	unsigned int               dma_blk;
524 	unsigned int               read_offset;
525 	unsigned int               read_count;
526 	void *			   priv_data;
527 	struct snd_pcm_substream   *substream;
528 };
529 
530 /* ts/mpeg status */
531 struct saa7134_ts {
532 	/* TS capture */
533 	int                        nr_packets;
534 	int                        nr_bufs;
535 };
536 
537 /* ts/mpeg ops */
538 struct saa7134_mpeg_ops {
539 	enum saa7134_mpeg_type     type;
540 	struct list_head           next;
541 	int                        (*init)(struct saa7134_dev *dev);
542 	int                        (*fini)(struct saa7134_dev *dev);
543 	void                       (*signal_change)(struct saa7134_dev *dev);
544 	void                       (*irq_ts_done)(struct saa7134_dev *dev,
545 						  unsigned long status);
546 };
547 
548 enum saa7134_pads {
549 	SAA7134_PAD_IF_INPUT,
550 	SAA7134_PAD_VID_OUT,
551 	SAA7134_NUM_PADS
552 };
553 
554 /* global device status */
555 struct saa7134_dev {
556 	struct list_head           devlist;
557 	struct mutex               lock;
558 	spinlock_t                 slock;
559 	struct v4l2_device         v4l2_dev;
560 	/* workstruct for loading modules */
561 	struct work_struct request_module_wk;
562 
563 	/* insmod option/autodetected */
564 	int                        autodetected;
565 
566 	/* various device info */
567 	unsigned int               resources;
568 	struct video_device        *video_dev;
569 	struct video_device        *radio_dev;
570 	struct video_device        *vbi_dev;
571 	struct saa7134_dmasound    dmasound;
572 
573 	/* infrared remote */
574 	int                        has_remote;
575 	struct saa7134_card_ir     *remote;
576 
577 	/* pci i/o */
578 	char                       name[32];
579 	int                        nr;
580 	struct pci_dev             *pci;
581 	unsigned char              pci_rev,pci_lat;
582 	__u32                      __iomem *lmmio;
583 	__u8                       __iomem *bmmio;
584 
585 	/* config info */
586 	unsigned int               board;
587 	unsigned int               tuner_type;
588 	unsigned int		   radio_type;
589 	unsigned char		   tuner_addr;
590 	unsigned char		   radio_addr;
591 
592 	unsigned int               tda9887_conf;
593 	unsigned int               gpio_value;
594 
595 	/* i2c i/o */
596 	struct i2c_adapter         i2c_adap;
597 	struct i2c_client          i2c_client;
598 	unsigned char              eedata[256];
599 	int			   has_rds;
600 
601 	/* video overlay */
602 	struct v4l2_framebuffer    ovbuf;
603 	struct saa7134_format      *ovfmt;
604 	unsigned int               ovenable;
605 	enum v4l2_field            ovfield;
606 	struct v4l2_window         win;
607 	struct v4l2_clip           clips[8];
608 	unsigned int               nclips;
609 	struct v4l2_fh		   *overlay_owner;
610 
611 
612 	/* video+ts+vbi capture */
613 	struct saa7134_dmaqueue    video_q;
614 	struct vb2_queue           video_vbq;
615 	struct saa7134_dmaqueue    vbi_q;
616 	struct vb2_queue           vbi_vbq;
617 	enum v4l2_field		   field;
618 	struct saa7134_format      *fmt;
619 	unsigned int               width, height;
620 	unsigned int               vbi_hlen, vbi_vlen;
621 	struct pm_qos_request	   qos_request;
622 
623 	/* SAA7134_MPEG_* */
624 	struct saa7134_ts          ts;
625 	struct saa7134_dmaqueue    ts_q;
626 	enum v4l2_field		   ts_field;
627 	int                        ts_started;
628 	struct saa7134_mpeg_ops    *mops;
629 
630 	/* SAA7134_MPEG_EMPRESS only */
631 	struct video_device        *empress_dev;
632 	struct v4l2_subdev	   *empress_sd;
633 	struct vb2_queue           empress_vbq;
634 	struct work_struct         empress_workqueue;
635 	int                        empress_started;
636 	struct v4l2_ctrl_handler   empress_ctrl_handler;
637 
638 	/* various v4l controls */
639 	struct saa7134_tvnorm      *tvnorm;              /* video */
640 	struct saa7134_tvaudio     *tvaudio;
641 	struct v4l2_ctrl_handler   ctrl_handler;
642 	unsigned int               ctl_input;
643 	int                        ctl_bright;
644 	int                        ctl_contrast;
645 	int                        ctl_hue;
646 	int                        ctl_saturation;
647 	int                        ctl_mute;             /* audio */
648 	int                        ctl_volume;
649 	int                        ctl_invert;           /* private */
650 	int                        ctl_mirror;
651 	int                        ctl_y_odd;
652 	int                        ctl_y_even;
653 	int                        ctl_automute;
654 
655 	/* crop */
656 	struct v4l2_rect           crop_bounds;
657 	struct v4l2_rect           crop_defrect;
658 	struct v4l2_rect           crop_current;
659 
660 	/* other global state info */
661 	unsigned int               automute;
662 	struct saa7134_thread      thread;
663 	struct saa7134_input       *input;
664 	struct saa7134_input       *hw_input;
665 	unsigned int               hw_mute;
666 	int                        last_carrier;
667 	int                        nosignal;
668 	unsigned int               insuspend;
669 	struct v4l2_ctrl_handler   radio_ctrl_handler;
670 
671 	/* I2C keyboard data */
672 	struct IR_i2c_init_data    init_data;
673 
674 #ifdef CONFIG_MEDIA_CONTROLLER
675 	struct media_device *media_dev;
676 
677 	struct media_entity input_ent[SAA7134_INPUT_MAX + 1];
678 	struct media_pad input_pad[SAA7134_INPUT_MAX + 1];
679 
680 	struct media_entity demod;
681 	struct media_pad demod_pad[SAA7134_NUM_PADS];
682 
683 	struct media_pad video_pad, vbi_pad;
684 	struct media_entity *decoder;
685 #endif
686 
687 #if IS_ENABLED(CONFIG_VIDEO_SAA7134_DVB)
688 	/* SAA7134_MPEG_DVB only */
689 	struct vb2_dvb_frontends frontends;
690 	int (*original_demod_sleep)(struct dvb_frontend *fe);
691 	int (*original_set_voltage)(struct dvb_frontend *fe,
692 				    enum fe_sec_voltage voltage);
693 	int (*original_set_high_voltage)(struct dvb_frontend *fe, long arg);
694 #endif
695 	void (*gate_ctrl)(struct saa7134_dev *dev, int open);
696 };
697 
698 /* ----------------------------------------------------------- */
699 
700 #define saa_readl(reg)             readl(dev->lmmio + (reg))
701 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
702 #define saa_andorl(reg,mask,value) \
703   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
704   ((value) & (mask)), dev->lmmio+(reg))
705 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
706 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
707 
708 #define saa_readb(reg)             readb(dev->bmmio + (reg))
709 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
710 #define saa_andorb(reg,mask,value) \
711   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
712   ((value) & (mask)), dev->bmmio+(reg))
713 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
714 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
715 
716 #define saa_wait(us) { udelay(us); }
717 
718 #define SAA7134_NORMS	(\
719 		V4L2_STD_PAL    | V4L2_STD_PAL_N | \
720 		V4L2_STD_PAL_Nc | V4L2_STD_SECAM | \
721 		V4L2_STD_NTSC   | V4L2_STD_PAL_M | \
722 		V4L2_STD_PAL_60)
723 
724 #define GRP_EMPRESS (1)
725 #define saa_call_all(dev, o, f, args...) do {				\
726 	if (dev->gate_ctrl)						\
727 		dev->gate_ctrl(dev, 1);					\
728 	v4l2_device_call_all(&(dev)->v4l2_dev, 0, o, f , ##args);	\
729 	if (dev->gate_ctrl)						\
730 		dev->gate_ctrl(dev, 0);					\
731 } while (0)
732 
733 #define saa_call_empress(dev, o, f, args...) ({				\
734 	long _rc;							\
735 	if (dev->gate_ctrl)						\
736 		dev->gate_ctrl(dev, 1);					\
737 	_rc = v4l2_device_call_until_err(&(dev)->v4l2_dev,		\
738 					 GRP_EMPRESS, o, f , ##args);	\
739 	if (dev->gate_ctrl)						\
740 		dev->gate_ctrl(dev, 0);					\
741 	_rc;								\
742 })
743 
744 static inline bool is_empress(struct file *file)
745 {
746 	struct video_device *vdev = video_devdata(file);
747 	struct saa7134_dev *dev = video_get_drvdata(vdev);
748 
749 	return vdev->queue == &dev->empress_vbq;
750 }
751 
752 /* ----------------------------------------------------------- */
753 /* saa7134-core.c                                              */
754 
755 extern struct list_head  saa7134_devlist;
756 extern struct mutex saa7134_devlist_lock;
757 extern int saa7134_no_overlay;
758 extern bool saa7134_userptr;
759 
760 void saa7134_track_gpio(struct saa7134_dev *dev, const char *msg);
761 void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value);
762 
763 #define SAA7134_PGTABLE_SIZE 4096
764 
765 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
766 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
767 			   struct scatterlist *list, unsigned int length,
768 			   unsigned int startpage);
769 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
770 
771 int saa7134_buffer_count(unsigned int size, unsigned int count);
772 int saa7134_buffer_startpage(struct saa7134_buf *buf);
773 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
774 
775 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
776 			 struct saa7134_buf *buf);
777 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
778 			   unsigned int state);
779 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
780 void saa7134_buffer_timeout(struct timer_list *t);
781 void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
782 
783 int saa7134_set_dmabits(struct saa7134_dev *dev);
784 
785 extern int (*saa7134_dmasound_init)(struct saa7134_dev *dev);
786 extern int (*saa7134_dmasound_exit)(struct saa7134_dev *dev);
787 
788 
789 /* ----------------------------------------------------------- */
790 /* saa7134-cards.c                                             */
791 
792 extern struct saa7134_board saa7134_boards[];
793 extern const char * const saa7134_input_name[];
794 extern const unsigned int saa7134_bcount;
795 extern struct pci_device_id saa7134_pci_tbl[];
796 
797 extern int saa7134_board_init1(struct saa7134_dev *dev);
798 extern int saa7134_board_init2(struct saa7134_dev *dev);
799 int saa7134_tuner_callback(void *priv, int component, int command, int arg);
800 
801 
802 /* ----------------------------------------------------------- */
803 /* saa7134-i2c.c                                               */
804 
805 int saa7134_i2c_register(struct saa7134_dev *dev);
806 int saa7134_i2c_unregister(struct saa7134_dev *dev);
807 
808 
809 /* ----------------------------------------------------------- */
810 /* saa7134-video.c                                             */
811 
812 extern unsigned int video_debug;
813 extern struct video_device saa7134_video_template;
814 extern struct video_device saa7134_radio_template;
815 
816 void saa7134_vb2_buffer_queue(struct vb2_buffer *vb);
817 int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count);
818 void saa7134_vb2_stop_streaming(struct vb2_queue *vq);
819 
820 int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id);
821 int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id);
822 int saa7134_querystd(struct file *file, void *priv, v4l2_std_id *std);
823 int saa7134_enum_input(struct file *file, void *priv, struct v4l2_input *i);
824 int saa7134_g_input(struct file *file, void *priv, unsigned int *i);
825 int saa7134_s_input(struct file *file, void *priv, unsigned int i);
826 int saa7134_querycap(struct file *file, void  *priv,
827 					struct v4l2_capability *cap);
828 int saa7134_g_tuner(struct file *file, void *priv,
829 					struct v4l2_tuner *t);
830 int saa7134_s_tuner(struct file *file, void *priv,
831 					const struct v4l2_tuner *t);
832 int saa7134_g_frequency(struct file *file, void *priv,
833 					struct v4l2_frequency *f);
834 int saa7134_s_frequency(struct file *file, void *priv,
835 					const struct v4l2_frequency *f);
836 
837 int saa7134_videoport_init(struct saa7134_dev *dev);
838 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev);
839 
840 int saa7134_video_init1(struct saa7134_dev *dev);
841 int saa7134_video_init2(struct saa7134_dev *dev);
842 void saa7134_irq_video_signalchange(struct saa7134_dev *dev);
843 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
844 void saa7134_video_fini(struct saa7134_dev *dev);
845 
846 
847 /* ----------------------------------------------------------- */
848 /* saa7134-ts.c                                                */
849 
850 #define TS_PACKET_SIZE 188 /* TS packets 188 bytes */
851 
852 int saa7134_ts_buffer_init(struct vb2_buffer *vb2);
853 int saa7134_ts_buffer_prepare(struct vb2_buffer *vb2);
854 int saa7134_ts_queue_setup(struct vb2_queue *q,
855 			   unsigned int *nbuffers, unsigned int *nplanes,
856 			   unsigned int sizes[], struct device *alloc_devs[]);
857 int saa7134_ts_start_streaming(struct vb2_queue *vq, unsigned int count);
858 void saa7134_ts_stop_streaming(struct vb2_queue *vq);
859 
860 extern struct vb2_ops saa7134_ts_qops;
861 
862 int saa7134_ts_init1(struct saa7134_dev *dev);
863 int saa7134_ts_fini(struct saa7134_dev *dev);
864 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
865 
866 int saa7134_ts_register(struct saa7134_mpeg_ops *ops);
867 void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
868 
869 int saa7134_ts_init_hw(struct saa7134_dev *dev);
870 
871 int saa7134_ts_start(struct saa7134_dev *dev);
872 int saa7134_ts_stop(struct saa7134_dev *dev);
873 
874 /* ----------------------------------------------------------- */
875 /* saa7134-vbi.c                                               */
876 
877 extern const struct vb2_ops saa7134_vbi_qops;
878 extern struct video_device saa7134_vbi_template;
879 
880 int saa7134_vbi_init1(struct saa7134_dev *dev);
881 int saa7134_vbi_fini(struct saa7134_dev *dev);
882 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
883 
884 
885 /* ----------------------------------------------------------- */
886 /* saa7134-tvaudio.c                                           */
887 
888 int saa7134_tvaudio_rx2mode(u32 rx);
889 
890 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
891 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
892 			      struct saa7134_input *in);
893 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
894 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
895 
896 void saa7134_tvaudio_init(struct saa7134_dev *dev);
897 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
898 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
899 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
900 int saa7134_tvaudio_close(struct saa7134_dev *dev);
901 
902 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
903 
904 void saa7134_enable_i2s(struct saa7134_dev *dev);
905 
906 /* ----------------------------------------------------------- */
907 /* saa7134-oss.c                                               */
908 
909 extern const struct file_operations saa7134_dsp_fops;
910 extern const struct file_operations saa7134_mixer_fops;
911 
912 int saa7134_oss_init1(struct saa7134_dev *dev);
913 int saa7134_oss_fini(struct saa7134_dev *dev);
914 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
915 
916 /* ----------------------------------------------------------- */
917 /* saa7134-input.c                                             */
918 
919 #if defined(CONFIG_VIDEO_SAA7134_RC)
920 int  saa7134_input_init1(struct saa7134_dev *dev);
921 void saa7134_input_fini(struct saa7134_dev *dev);
922 void saa7134_input_irq(struct saa7134_dev *dev);
923 void saa7134_probe_i2c_ir(struct saa7134_dev *dev);
924 int saa7134_ir_open(struct rc_dev *dev);
925 void saa7134_ir_close(struct rc_dev *dev);
926 #else
927 #define saa7134_input_init1(dev)	((void)0)
928 #define saa7134_input_fini(dev)		((void)0)
929 #define saa7134_input_irq(dev)		((void)0)
930 #define saa7134_probe_i2c_ir(dev)	((void)0)
931 #define saa7134_ir_open(dev)		((void)0)
932 #define saa7134_ir_close(dev)		((void)0)
933 #endif
934