1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  *
4  * v4l2 device driver for philips saa7134 based TV cards
5  *
6  * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org>
7  */
8 
9 #define SAA7134_VERSION "0, 2, 17"
10 
11 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
12 
13 #include <linux/pci.h>
14 #include <linux/i2c.h>
15 #include <linux/videodev2.h>
16 #include <linux/kdev_t.h>
17 #include <linux/input.h>
18 #include <linux/notifier.h>
19 #include <linux/delay.h>
20 #include <linux/mutex.h>
21 #include <linux/pm_qos.h>
22 
23 #include <asm/io.h>
24 
25 #include <media/v4l2-common.h>
26 #include <media/v4l2-ioctl.h>
27 #include <media/v4l2-device.h>
28 #include <media/v4l2-fh.h>
29 #include <media/v4l2-ctrls.h>
30 #include <media/tuner.h>
31 #include <media/rc-core.h>
32 #include <media/i2c/ir-kbd-i2c.h>
33 #include <media/videobuf2-dma-sg.h>
34 #include <sound/core.h>
35 #include <sound/pcm.h>
36 #if IS_ENABLED(CONFIG_VIDEO_SAA7134_DVB)
37 #include <media/videobuf2-dvb.h>
38 #endif
39 #include "tda8290.h"
40 
41 #define UNSET (-1U)
42 
43 /* ----------------------------------------------------------- */
44 /* enums                                                       */
45 
46 enum saa7134_tvaudio_mode {
47 	TVAUDIO_FM_MONO       = 1,
48 	TVAUDIO_FM_BG_STEREO  = 2,
49 	TVAUDIO_FM_SAT_STEREO = 3,
50 	TVAUDIO_FM_K_STEREO   = 4,
51 	TVAUDIO_NICAM_AM      = 5,
52 	TVAUDIO_NICAM_FM      = 6,
53 };
54 
55 enum saa7134_audio_in {
56 	TV    = 1,
57 	LINE1 = 2,
58 	LINE2 = 3,
59 	LINE2_LEFT,
60 };
61 
62 enum saa7134_video_out {
63 	CCIR656 = 1,
64 };
65 
66 /* ----------------------------------------------------------- */
67 /* static data                                                 */
68 
69 struct saa7134_tvnorm {
70 	char          *name;
71 	v4l2_std_id   id;
72 
73 	/* video decoder */
74 	unsigned int  sync_control;
75 	unsigned int  luma_control;
76 	unsigned int  chroma_ctrl1;
77 	unsigned int  chroma_gain;
78 	unsigned int  chroma_ctrl2;
79 	unsigned int  vgate_misc;
80 
81 	/* video scaler */
82 	unsigned int  h_start;
83 	unsigned int  h_stop;
84 	unsigned int  video_v_start;
85 	unsigned int  video_v_stop;
86 	unsigned int  vbi_v_start_0;
87 	unsigned int  vbi_v_stop_0;
88 	unsigned int  src_timing;
89 	unsigned int  vbi_v_start_1;
90 };
91 
92 struct saa7134_tvaudio {
93 	char         *name;
94 	v4l2_std_id  std;
95 	enum         saa7134_tvaudio_mode mode;
96 	int          carr1;
97 	int          carr2;
98 };
99 
100 struct saa7134_format {
101 	unsigned int   fourcc;
102 	unsigned int   depth;
103 	unsigned int   pm;
104 	unsigned int   vshift;   /* vertical downsampling (for planar yuv) */
105 	unsigned int   hshift;   /* horizontal downsampling (for planar yuv) */
106 	unsigned int   bswap:1;
107 	unsigned int   wswap:1;
108 	unsigned int   yuv:1;
109 	unsigned int   planar:1;
110 	unsigned int   uvswap:1;
111 };
112 
113 struct saa7134_card_ir {
114 	struct rc_dev		*dev;
115 
116 	char                    phys[32];
117 
118 	u32			polling;
119 	u32			last_gpio;
120 	u32			mask_keycode, mask_keydown, mask_keyup;
121 
122 	bool                    running;
123 
124 	struct timer_list       timer;
125 
126 	/* IR core raw decoding */
127 	u32                     raw_decode;
128 };
129 
130 /* ----------------------------------------------------------- */
131 /* card configuration                                          */
132 
133 #define SAA7134_BOARD_NOAUTO        UNSET
134 #define SAA7134_BOARD_UNKNOWN           0
135 #define SAA7134_BOARD_PROTEUS_PRO       1
136 #define SAA7134_BOARD_FLYVIDEO3000      2
137 #define SAA7134_BOARD_FLYVIDEO2000      3
138 #define SAA7134_BOARD_EMPRESS           4
139 #define SAA7134_BOARD_MONSTERTV         5
140 #define SAA7134_BOARD_MD9717            6
141 #define SAA7134_BOARD_TVSTATION_RDS     7
142 #define SAA7134_BOARD_CINERGY400	8
143 #define SAA7134_BOARD_MD5044		9
144 #define SAA7134_BOARD_KWORLD           10
145 #define SAA7134_BOARD_CINERGY600       11
146 #define SAA7134_BOARD_MD7134           12
147 #define SAA7134_BOARD_TYPHOON_90031    13
148 #define SAA7134_BOARD_ELSA             14
149 #define SAA7134_BOARD_ELSA_500TV       15
150 #define SAA7134_BOARD_ASUSTeK_TVFM7134 16
151 #define SAA7134_BOARD_VA1000POWER      17
152 #define SAA7134_BOARD_BMK_MPEX_NOTUNER 18
153 #define SAA7134_BOARD_VIDEOMATE_TV     19
154 #define SAA7134_BOARD_CRONOS_PLUS      20
155 #define SAA7134_BOARD_10MOONSTVMASTER  21
156 #define SAA7134_BOARD_MD2819           22
157 #define SAA7134_BOARD_BMK_MPEX_TUNER   23
158 #define SAA7134_BOARD_TVSTATION_DVR    24
159 #define SAA7134_BOARD_ASUSTEK_TVFM7133	25
160 #define SAA7134_BOARD_PINNACLE_PCTV_STEREO 26
161 #define SAA7134_BOARD_MANLI_MTV002     27
162 #define SAA7134_BOARD_MANLI_MTV001     28
163 #define SAA7134_BOARD_TG3000TV         29
164 #define SAA7134_BOARD_ECS_TVP3XP       30
165 #define SAA7134_BOARD_ECS_TVP3XP_4CB5  31
166 #define SAA7134_BOARD_AVACSSMARTTV     32
167 #define SAA7134_BOARD_AVERMEDIA_DVD_EZMAKER 33
168 #define SAA7134_BOARD_NOVAC_PRIMETV7133 34
169 #define SAA7134_BOARD_AVERMEDIA_STUDIO_305 35
170 #define SAA7134_BOARD_UPMOST_PURPLE_TV 36
171 #define SAA7134_BOARD_ITEMS_MTV005     37
172 #define SAA7134_BOARD_CINERGY200       38
173 #define SAA7134_BOARD_FLYTVPLATINUM_MINI 39
174 #define SAA7134_BOARD_VIDEOMATE_TV_PVR 40
175 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUS 41
176 #define SAA7134_BOARD_SABRENT_SBTTVFM  42
177 #define SAA7134_BOARD_ZOLID_XPERT_TV7134 43
178 #define SAA7134_BOARD_EMPIRE_PCI_TV_RADIO_LE 44
179 #define SAA7134_BOARD_AVERMEDIA_STUDIO_307    45
180 #define SAA7134_BOARD_AVERMEDIA_CARDBUS 46
181 #define SAA7134_BOARD_CINERGY400_CARDBUS 47
182 #define SAA7134_BOARD_CINERGY600_MK3   48
183 #define SAA7134_BOARD_VIDEOMATE_GOLD_PLUS 49
184 #define SAA7134_BOARD_PINNACLE_300I_DVBT_PAL 50
185 #define SAA7134_BOARD_PROVIDEO_PV952   51
186 #define SAA7134_BOARD_AVERMEDIA_305    52
187 #define SAA7134_BOARD_ASUSTeK_TVFM7135 53
188 #define SAA7134_BOARD_FLYTVPLATINUM_FM 54
189 #define SAA7134_BOARD_FLYDVBTDUO 55
190 #define SAA7134_BOARD_AVERMEDIA_307    56
191 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM 57
192 #define SAA7134_BOARD_ADS_INSTANT_TV 58
193 #define SAA7134_BOARD_KWORLD_VSTREAM_XPERT 59
194 #define SAA7134_BOARD_FLYDVBT_DUO_CARDBUS 60
195 #define SAA7134_BOARD_PHILIPS_TOUGH 61
196 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII 62
197 #define SAA7134_BOARD_KWORLD_XPERT 63
198 #define SAA7134_BOARD_FLYTV_DIGIMATRIX 64
199 #define SAA7134_BOARD_KWORLD_TERMINATOR 65
200 #define SAA7134_BOARD_YUAN_TUN900 66
201 #define SAA7134_BOARD_BEHOLD_409FM 67
202 #define SAA7134_BOARD_GOTVIEW_7135 68
203 #define SAA7134_BOARD_PHILIPS_EUROPA  69
204 #define SAA7134_BOARD_VIDEOMATE_DVBT_300 70
205 #define SAA7134_BOARD_VIDEOMATE_DVBT_200 71
206 #define SAA7134_BOARD_RTD_VFG7350 72
207 #define SAA7134_BOARD_RTD_VFG7330 73
208 #define SAA7134_BOARD_FLYTVPLATINUM_MINI2 74
209 #define SAA7134_BOARD_AVERMEDIA_AVERTVHD_A180 75
210 #define SAA7134_BOARD_MONSTERTV_MOBILE 76
211 #define SAA7134_BOARD_PINNACLE_PCTV_110i 77
212 #define SAA7134_BOARD_ASUSTeK_P7131_DUAL 78
213 #define SAA7134_BOARD_SEDNA_PC_TV_CARDBUS     79
214 #define SAA7134_BOARD_ASUSTEK_DIGIMATRIX_TV 80
215 #define SAA7134_BOARD_PHILIPS_TIGER  81
216 #define SAA7134_BOARD_MSI_TVATANYWHERE_PLUS  82
217 #define SAA7134_BOARD_CINERGY250PCI 83
218 #define SAA7134_BOARD_FLYDVB_TRIO 84
219 #define SAA7134_BOARD_AVERMEDIA_777 85
220 #define SAA7134_BOARD_FLYDVBT_LR301 86
221 #define SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331 87
222 #define SAA7134_BOARD_TEVION_DVBT_220RF 88
223 #define SAA7134_BOARD_ELSA_700TV       89
224 #define SAA7134_BOARD_KWORLD_ATSC110   90
225 #define SAA7134_BOARD_AVERMEDIA_A169_B 91
226 #define SAA7134_BOARD_AVERMEDIA_A169_B1 92
227 #define SAA7134_BOARD_MD7134_BRIDGE_2     93
228 #define SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS 94
229 #define SAA7134_BOARD_FLYVIDEO3000_NTSC 95
230 #define SAA7134_BOARD_MEDION_MD8800_QUADRO 96
231 #define SAA7134_BOARD_FLYDVBS_LR300 97
232 #define SAA7134_BOARD_PROTEUS_2309 98
233 #define SAA7134_BOARD_AVERMEDIA_A16AR   99
234 #define SAA7134_BOARD_ASUS_EUROPA2_HYBRID 100
235 #define SAA7134_BOARD_PINNACLE_PCTV_310i  101
236 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507 102
237 #define SAA7134_BOARD_VIDEOMATE_DVBT_200A  103
238 #define SAA7134_BOARD_HAUPPAUGE_HVR1110    104
239 #define SAA7134_BOARD_CINERGY_HT_PCMCIA    105
240 #define SAA7134_BOARD_ENCORE_ENLTV         106
241 #define SAA7134_BOARD_ENCORE_ENLTV_FM      107
242 #define SAA7134_BOARD_CINERGY_HT_PCI       108
243 #define SAA7134_BOARD_PHILIPS_TIGER_S      109
244 #define SAA7134_BOARD_AVERMEDIA_M102	   110
245 #define SAA7134_BOARD_ASUS_P7131_4871	   111
246 #define SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA 112
247 #define SAA7134_BOARD_ECS_TVP3XP_4CB6  113
248 #define SAA7134_BOARD_KWORLD_DVBT_210 114
249 #define SAA7134_BOARD_SABRENT_TV_PCB05     115
250 #define SAA7134_BOARD_10MOONSTVMASTER3     116
251 #define SAA7134_BOARD_AVERMEDIA_SUPER_007  117
252 #define SAA7134_BOARD_BEHOLD_401	118
253 #define SAA7134_BOARD_BEHOLD_403	119
254 #define SAA7134_BOARD_BEHOLD_403FM	120
255 #define SAA7134_BOARD_BEHOLD_405	121
256 #define SAA7134_BOARD_BEHOLD_405FM	122
257 #define SAA7134_BOARD_BEHOLD_407	123
258 #define SAA7134_BOARD_BEHOLD_407FM	124
259 #define SAA7134_BOARD_BEHOLD_409	125
260 #define SAA7134_BOARD_BEHOLD_505FM	126
261 #define SAA7134_BOARD_BEHOLD_507_9FM	127
262 #define SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM 128
263 #define SAA7134_BOARD_BEHOLD_607FM_MK3	129
264 #define SAA7134_BOARD_BEHOLD_M6		130
265 #define SAA7134_BOARD_TWINHAN_DTV_DVB_3056 131
266 #define SAA7134_BOARD_GENIUS_TVGO_A11MCE   132
267 #define SAA7134_BOARD_PHILIPS_SNAKE        133
268 #define SAA7134_BOARD_CREATIX_CTX953       134
269 #define SAA7134_BOARD_MSI_TVANYWHERE_AD11  135
270 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_506 136
271 #define SAA7134_BOARD_AVERMEDIA_A16D       137
272 #define SAA7134_BOARD_AVERMEDIA_M115       138
273 #define SAA7134_BOARD_VIDEOMATE_T750       139
274 #define SAA7134_BOARD_AVERMEDIA_A700_PRO    140
275 #define SAA7134_BOARD_AVERMEDIA_A700_HYBRID 141
276 #define SAA7134_BOARD_BEHOLD_H6      142
277 #define SAA7134_BOARD_BEHOLD_M63      143
278 #define SAA7134_BOARD_BEHOLD_M6_EXTRA    144
279 #define SAA7134_BOARD_AVERMEDIA_M103    145
280 #define SAA7134_BOARD_ASUSTeK_P7131_ANALOG 146
281 #define SAA7134_BOARD_ASUSTeK_TIGER_3IN1   147
282 #define SAA7134_BOARD_ENCORE_ENLTV_FM53 148
283 #define SAA7134_BOARD_AVERMEDIA_M135A    149
284 #define SAA7134_BOARD_REAL_ANGEL_220     150
285 #define SAA7134_BOARD_ADS_INSTANT_HDTV_PCI  151
286 #define SAA7134_BOARD_ASUSTeK_TIGER         152
287 #define SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG 153
288 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS 154
289 #define SAA7134_BOARD_HAUPPAUGE_HVR1150     155
290 #define SAA7134_BOARD_HAUPPAUGE_HVR1120   156
291 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507UA 157
292 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_501 158
293 #define SAA7134_BOARD_BEHOLD_505RDS_MK5     159
294 #define SAA7134_BOARD_BEHOLD_507RDS_MK3     160
295 #define SAA7134_BOARD_BEHOLD_507RDS_MK5     161
296 #define SAA7134_BOARD_BEHOLD_607FM_MK5      162
297 #define SAA7134_BOARD_BEHOLD_609FM_MK3      163
298 #define SAA7134_BOARD_BEHOLD_609FM_MK5      164
299 #define SAA7134_BOARD_BEHOLD_607RDS_MK3     165
300 #define SAA7134_BOARD_BEHOLD_607RDS_MK5     166
301 #define SAA7134_BOARD_BEHOLD_609RDS_MK3     167
302 #define SAA7134_BOARD_BEHOLD_609RDS_MK5     168
303 #define SAA7134_BOARD_VIDEOMATE_S350        169
304 #define SAA7134_BOARD_AVERMEDIA_STUDIO_505  170
305 #define SAA7134_BOARD_BEHOLD_X7             171
306 #define SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM 172
307 #define SAA7134_BOARD_ZOLID_HYBRID_PCI		173
308 #define SAA7134_BOARD_ASUS_EUROPA_HYBRID	174
309 #define SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S 175
310 #define SAA7134_BOARD_BEHOLD_505RDS_MK3     176
311 #define SAA7134_BOARD_HAWELL_HW_404M7		177
312 #define SAA7134_BOARD_BEHOLD_H7             178
313 #define SAA7134_BOARD_BEHOLD_A7             179
314 #define SAA7134_BOARD_AVERMEDIA_M733A       180
315 #define SAA7134_BOARD_TECHNOTREND_BUDGET_T3000 181
316 #define SAA7134_BOARD_KWORLD_PCI_SBTVD_FULLSEG 182
317 #define SAA7134_BOARD_VIDEOMATE_M1F         183
318 #define SAA7134_BOARD_ENCORE_ENLTV_FM3      184
319 #define SAA7134_BOARD_MAGICPRO_PROHDTV_PRO2 185
320 #define SAA7134_BOARD_BEHOLD_501            186
321 #define SAA7134_BOARD_BEHOLD_503FM          187
322 #define SAA7134_BOARD_SENSORAY811_911       188
323 #define SAA7134_BOARD_KWORLD_PC150U         189
324 #define SAA7134_BOARD_ASUSTeK_PS3_100      190
325 #define SAA7134_BOARD_HAWELL_HW_9004V1      191
326 #define SAA7134_BOARD_AVERMEDIA_A706		192
327 #define SAA7134_BOARD_WIS_VOYAGER           193
328 #define SAA7134_BOARD_AVERMEDIA_505         194
329 #define SAA7134_BOARD_LEADTEK_WINFAST_TV2100_FM 195
330 #define SAA7134_BOARD_SNAZIO_TVPVR_PRO      196
331 
332 #define SAA7134_MAXBOARDS 32
333 #define SAA7134_INPUT_MAX 8
334 
335 /* ----------------------------------------------------------- */
336 /* Since we support 2 remote types, lets tell them apart       */
337 
338 #define SAA7134_REMOTE_GPIO  1
339 #define SAA7134_REMOTE_I2C   2
340 
341 /* ----------------------------------------------------------- */
342 /* Video Output Port Register Initialization Options           */
343 
344 #define SET_T_CODE_POLARITY_NON_INVERTED	(1 << 0)
345 #define SET_CLOCK_NOT_DELAYED			(1 << 1)
346 #define SET_CLOCK_INVERTED			(1 << 2)
347 #define SET_VSYNC_OFF				(1 << 3)
348 
349 enum saa7134_input_types {
350 	SAA7134_NO_INPUT = 0,
351 	SAA7134_INPUT_MUTE,
352 	SAA7134_INPUT_RADIO,
353 	SAA7134_INPUT_TV,
354 	SAA7134_INPUT_TV_MONO,
355 	SAA7134_INPUT_COMPOSITE,
356 	SAA7134_INPUT_COMPOSITE0,
357 	SAA7134_INPUT_COMPOSITE1,
358 	SAA7134_INPUT_COMPOSITE2,
359 	SAA7134_INPUT_COMPOSITE3,
360 	SAA7134_INPUT_COMPOSITE4,
361 	SAA7134_INPUT_SVIDEO,
362 	SAA7134_INPUT_SVIDEO0,
363 	SAA7134_INPUT_SVIDEO1,
364 	SAA7134_INPUT_COMPOSITE_OVER_SVIDEO,
365 };
366 
367 struct saa7134_input {
368 	enum saa7134_input_types type;
369 	unsigned int             vmux;
370 	enum saa7134_audio_in    amux;
371 	unsigned int             gpio;
372 };
373 
374 enum saa7134_mpeg_type {
375 	SAA7134_MPEG_UNUSED,
376 	SAA7134_MPEG_EMPRESS,
377 	SAA7134_MPEG_DVB,
378 	SAA7134_MPEG_GO7007,
379 };
380 
381 enum saa7134_mpeg_ts_type {
382 	SAA7134_MPEG_TS_PARALLEL = 0,
383 	SAA7134_MPEG_TS_SERIAL,
384 };
385 
386 struct saa7134_board {
387 	char                    *name;
388 	unsigned int            audio_clock;
389 
390 	/* input switching */
391 	unsigned int            gpiomask;
392 	struct saa7134_input    inputs[SAA7134_INPUT_MAX];
393 	struct saa7134_input    radio;
394 	struct saa7134_input    mute;
395 
396 	/* i2c chip info */
397 	unsigned int            tuner_type;
398 	unsigned int		radio_type;
399 	unsigned char		tuner_addr;
400 	unsigned char		radio_addr;
401 	unsigned char		empress_addr;
402 	unsigned char		rds_addr;
403 
404 	unsigned int            tda9887_conf;
405 	struct tda829x_config   tda829x_conf;
406 
407 	/* peripheral I/O */
408 	enum saa7134_video_out  video_out;
409 	enum saa7134_mpeg_type  mpeg;
410 	enum saa7134_mpeg_ts_type ts_type;
411 	unsigned int            vid_port_opts;
412 	unsigned int            ts_force_val:1;
413 };
414 
415 #define card_has_radio(dev)   (SAA7134_NO_INPUT != saa7134_boards[dev->board].radio.type)
416 #define card_is_empress(dev)  (SAA7134_MPEG_EMPRESS == saa7134_boards[dev->board].mpeg)
417 #define card_is_dvb(dev)      (SAA7134_MPEG_DVB     == saa7134_boards[dev->board].mpeg)
418 #define card_is_go7007(dev)   (SAA7134_MPEG_GO7007  == saa7134_boards[dev->board].mpeg)
419 #define card_has_mpeg(dev)    (SAA7134_MPEG_UNUSED  != saa7134_boards[dev->board].mpeg)
420 #define card(dev)             (saa7134_boards[dev->board])
421 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
422 
423 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_USER_SAA7134_BASE + 0)
424 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_USER_SAA7134_BASE + 1)
425 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_USER_SAA7134_BASE + 2)
426 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_USER_SAA7134_BASE + 3)
427 
428 /* ----------------------------------------------------------- */
429 /* device / file handle status                                 */
430 
431 #define RESOURCE_OVERLAY       1
432 #define RESOURCE_VIDEO         2
433 #define RESOURCE_VBI           4
434 #define RESOURCE_EMPRESS       8
435 
436 #define INTERLACE_AUTO         0
437 #define INTERLACE_ON           1
438 #define INTERLACE_OFF          2
439 
440 #define BUFFER_TIMEOUT     msecs_to_jiffies(500)  /* 0.5 seconds */
441 #define TS_BUFFER_TIMEOUT  msecs_to_jiffies(1000)  /* 1 second */
442 
443 struct saa7134_dev;
444 struct saa7134_dma;
445 
446 /* saa7134 page table */
447 struct saa7134_pgtable {
448 	unsigned int               size;
449 	__le32                     *cpu;
450 	dma_addr_t                 dma;
451 };
452 
453 /* tvaudio thread status */
454 struct saa7134_thread {
455 	struct task_struct         *thread;
456 	unsigned int               scan1;
457 	unsigned int               scan2;
458 	unsigned int               mode;
459 	unsigned int		   stopped;
460 };
461 
462 /* buffer for one video/vbi/ts frame */
463 struct saa7134_buf {
464 	/* common v4l buffer stuff -- must be first */
465 	struct vb2_v4l2_buffer vb2;
466 
467 	/* saa7134 specific */
468 	unsigned int            top_seen;
469 	int (*activate)(struct saa7134_dev *dev,
470 			struct saa7134_buf *buf,
471 			struct saa7134_buf *next);
472 
473 	struct list_head	entry;
474 };
475 
476 struct saa7134_dmaqueue {
477 	struct saa7134_dev         *dev;
478 	struct saa7134_buf         *curr;
479 	struct list_head           queue;
480 	struct timer_list          timeout;
481 	unsigned int               need_two;
482 	unsigned int               seq_nr;
483 	struct saa7134_pgtable     pt;
484 };
485 
486 /* dmasound dsp status */
487 struct saa7134_dmasound {
488 	struct mutex               lock;
489 	int                        minor_mixer;
490 	int                        minor_dsp;
491 	unsigned int               users_dsp;
492 
493 	/* mixer */
494 	enum saa7134_audio_in      input;
495 	unsigned int               count;
496 	unsigned int               line1;
497 	unsigned int               line2;
498 
499 	/* dsp */
500 	unsigned int               afmt;
501 	unsigned int               rate;
502 	unsigned int               channels;
503 	unsigned int               recording_on;
504 	unsigned int               dma_running;
505 	unsigned int               blocks;
506 	unsigned int               blksize;
507 	unsigned int               bufsize;
508 	struct saa7134_pgtable     pt;
509 	void			   *vaddr;
510 	struct scatterlist	   *sglist;
511 	int                        sglen;
512 	unsigned long              nr_pages;
513 	unsigned int               dma_blk;
514 	unsigned int               read_offset;
515 	unsigned int               read_count;
516 	void *			   priv_data;
517 	struct snd_pcm_substream   *substream;
518 };
519 
520 /* ts/mpeg status */
521 struct saa7134_ts {
522 	/* TS capture */
523 	int                        nr_packets;
524 	int                        nr_bufs;
525 };
526 
527 /* ts/mpeg ops */
528 struct saa7134_mpeg_ops {
529 	enum saa7134_mpeg_type     type;
530 	struct list_head           next;
531 	int                        (*init)(struct saa7134_dev *dev);
532 	int                        (*fini)(struct saa7134_dev *dev);
533 	void                       (*signal_change)(struct saa7134_dev *dev);
534 	void                       (*irq_ts_done)(struct saa7134_dev *dev,
535 						  unsigned long status);
536 };
537 
538 enum saa7134_pads {
539 	SAA7134_PAD_IF_INPUT,
540 	SAA7134_PAD_VID_OUT,
541 	SAA7134_NUM_PADS
542 };
543 
544 /* global device status */
545 struct saa7134_dev {
546 	struct list_head           devlist;
547 	struct mutex               lock;
548 	spinlock_t                 slock;
549 	struct v4l2_device         v4l2_dev;
550 	/* workstruct for loading modules */
551 	struct work_struct request_module_wk;
552 
553 	/* insmod option/autodetected */
554 	int                        autodetected;
555 
556 	/* various device info */
557 	unsigned int               resources;
558 	struct video_device        *video_dev;
559 	struct video_device        *radio_dev;
560 	struct video_device        *vbi_dev;
561 	struct saa7134_dmasound    dmasound;
562 
563 	/* infrared remote */
564 	int                        has_remote;
565 	struct saa7134_card_ir     *remote;
566 
567 	/* pci i/o */
568 	char                       name[32];
569 	int                        nr;
570 	struct pci_dev             *pci;
571 	unsigned char              pci_rev,pci_lat;
572 	__u32                      __iomem *lmmio;
573 	__u8                       __iomem *bmmio;
574 
575 	/* config info */
576 	unsigned int               board;
577 	unsigned int               tuner_type;
578 	unsigned int		   radio_type;
579 	unsigned char		   tuner_addr;
580 	unsigned char		   radio_addr;
581 
582 	unsigned int               tda9887_conf;
583 	unsigned int               gpio_value;
584 
585 	/* i2c i/o */
586 	struct i2c_adapter         i2c_adap;
587 	struct i2c_client          i2c_client;
588 	unsigned char              eedata[256];
589 	int			   has_rds;
590 
591 	/* video overlay */
592 	struct v4l2_framebuffer    ovbuf;
593 	struct saa7134_format      *ovfmt;
594 	unsigned int               ovenable;
595 	enum v4l2_field            ovfield;
596 	struct v4l2_window         win;
597 	struct v4l2_clip           clips[8];
598 	unsigned int               nclips;
599 	struct v4l2_fh		   *overlay_owner;
600 
601 
602 	/* video+ts+vbi capture */
603 	struct saa7134_dmaqueue    video_q;
604 	struct vb2_queue           video_vbq;
605 	struct saa7134_dmaqueue    vbi_q;
606 	struct vb2_queue           vbi_vbq;
607 	enum v4l2_field		   field;
608 	struct saa7134_format      *fmt;
609 	unsigned int               width, height;
610 	unsigned int               vbi_hlen, vbi_vlen;
611 	struct pm_qos_request	   qos_request;
612 
613 	/* SAA7134_MPEG_* */
614 	struct saa7134_ts          ts;
615 	struct saa7134_dmaqueue    ts_q;
616 	enum v4l2_field		   ts_field;
617 	int                        ts_started;
618 	struct saa7134_mpeg_ops    *mops;
619 
620 	/* SAA7134_MPEG_EMPRESS only */
621 	struct video_device        *empress_dev;
622 	struct v4l2_subdev	   *empress_sd;
623 	struct vb2_queue           empress_vbq;
624 	struct work_struct         empress_workqueue;
625 	int                        empress_started;
626 	struct v4l2_ctrl_handler   empress_ctrl_handler;
627 
628 	/* various v4l controls */
629 	struct saa7134_tvnorm      *tvnorm;              /* video */
630 	struct saa7134_tvaudio     *tvaudio;
631 	struct v4l2_ctrl_handler   ctrl_handler;
632 	unsigned int               ctl_input;
633 	int                        ctl_bright;
634 	int                        ctl_contrast;
635 	int                        ctl_hue;
636 	int                        ctl_saturation;
637 	int                        ctl_mute;             /* audio */
638 	int                        ctl_volume;
639 	int                        ctl_invert;           /* private */
640 	int                        ctl_mirror;
641 	int                        ctl_y_odd;
642 	int                        ctl_y_even;
643 	int                        ctl_automute;
644 
645 	/* crop */
646 	struct v4l2_rect           crop_bounds;
647 	struct v4l2_rect           crop_defrect;
648 	struct v4l2_rect           crop_current;
649 
650 	/* other global state info */
651 	unsigned int               automute;
652 	struct saa7134_thread      thread;
653 	struct saa7134_input       *input;
654 	struct saa7134_input       *hw_input;
655 	unsigned int               hw_mute;
656 	int                        last_carrier;
657 	int                        nosignal;
658 	unsigned int               insuspend;
659 	struct v4l2_ctrl_handler   radio_ctrl_handler;
660 
661 	/* I2C keyboard data */
662 	struct IR_i2c_init_data    init_data;
663 
664 #ifdef CONFIG_MEDIA_CONTROLLER
665 	struct media_device *media_dev;
666 
667 	struct media_entity input_ent[SAA7134_INPUT_MAX + 1];
668 	struct media_pad input_pad[SAA7134_INPUT_MAX + 1];
669 
670 	struct media_entity demod;
671 	struct media_pad demod_pad[SAA7134_NUM_PADS];
672 
673 	struct media_pad video_pad, vbi_pad;
674 	struct media_entity *decoder;
675 #endif
676 
677 #if IS_ENABLED(CONFIG_VIDEO_SAA7134_DVB)
678 	/* SAA7134_MPEG_DVB only */
679 	struct vb2_dvb_frontends frontends;
680 	int (*original_demod_sleep)(struct dvb_frontend *fe);
681 	int (*original_set_voltage)(struct dvb_frontend *fe,
682 				    enum fe_sec_voltage voltage);
683 	int (*original_set_high_voltage)(struct dvb_frontend *fe, long arg);
684 #endif
685 	void (*gate_ctrl)(struct saa7134_dev *dev, int open);
686 };
687 
688 /* ----------------------------------------------------------- */
689 
690 #define saa_readl(reg)             readl(dev->lmmio + (reg))
691 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
692 #define saa_andorl(reg,mask,value) \
693   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
694   ((value) & (mask)), dev->lmmio+(reg))
695 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
696 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
697 
698 #define saa_readb(reg)             readb(dev->bmmio + (reg))
699 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
700 #define saa_andorb(reg,mask,value) \
701   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
702   ((value) & (mask)), dev->bmmio+(reg))
703 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
704 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
705 
706 #define saa_wait(us) { udelay(us); }
707 
708 #define SAA7134_NORMS	(\
709 		V4L2_STD_PAL    | V4L2_STD_PAL_N | \
710 		V4L2_STD_PAL_Nc | V4L2_STD_SECAM | \
711 		V4L2_STD_NTSC   | V4L2_STD_PAL_M | \
712 		V4L2_STD_PAL_60)
713 
714 #define GRP_EMPRESS (1)
715 #define saa_call_all(dev, o, f, args...) do {				\
716 	if (dev->gate_ctrl)						\
717 		dev->gate_ctrl(dev, 1);					\
718 	v4l2_device_call_all(&(dev)->v4l2_dev, 0, o, f , ##args);	\
719 	if (dev->gate_ctrl)						\
720 		dev->gate_ctrl(dev, 0);					\
721 } while (0)
722 
723 #define saa_call_empress(dev, o, f, args...) ({				\
724 	long _rc;							\
725 	if (dev->gate_ctrl)						\
726 		dev->gate_ctrl(dev, 1);					\
727 	_rc = v4l2_device_call_until_err(&(dev)->v4l2_dev,		\
728 					 GRP_EMPRESS, o, f , ##args);	\
729 	if (dev->gate_ctrl)						\
730 		dev->gate_ctrl(dev, 0);					\
731 	_rc;								\
732 })
733 
734 static inline bool is_empress(struct file *file)
735 {
736 	struct video_device *vdev = video_devdata(file);
737 	struct saa7134_dev *dev = video_get_drvdata(vdev);
738 
739 	return vdev->queue == &dev->empress_vbq;
740 }
741 
742 /* ----------------------------------------------------------- */
743 /* saa7134-core.c                                              */
744 
745 extern struct list_head  saa7134_devlist;
746 extern struct mutex saa7134_devlist_lock;
747 extern int saa7134_no_overlay;
748 extern bool saa7134_userptr;
749 
750 void saa7134_track_gpio(struct saa7134_dev *dev, const char *msg);
751 void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value);
752 
753 #define SAA7134_PGTABLE_SIZE 4096
754 
755 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
756 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
757 			   struct scatterlist *list, unsigned int length,
758 			   unsigned int startpage);
759 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
760 
761 int saa7134_buffer_count(unsigned int size, unsigned int count);
762 int saa7134_buffer_startpage(struct saa7134_buf *buf);
763 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
764 
765 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
766 			 struct saa7134_buf *buf);
767 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
768 			   unsigned int state);
769 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
770 void saa7134_buffer_timeout(struct timer_list *t);
771 void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
772 
773 int saa7134_set_dmabits(struct saa7134_dev *dev);
774 
775 extern int (*saa7134_dmasound_init)(struct saa7134_dev *dev);
776 extern int (*saa7134_dmasound_exit)(struct saa7134_dev *dev);
777 
778 
779 /* ----------------------------------------------------------- */
780 /* saa7134-cards.c                                             */
781 
782 extern struct saa7134_board saa7134_boards[];
783 extern const char * const saa7134_input_name[];
784 extern const unsigned int saa7134_bcount;
785 extern struct pci_device_id saa7134_pci_tbl[];
786 
787 extern int saa7134_board_init1(struct saa7134_dev *dev);
788 extern int saa7134_board_init2(struct saa7134_dev *dev);
789 int saa7134_tuner_callback(void *priv, int component, int command, int arg);
790 
791 
792 /* ----------------------------------------------------------- */
793 /* saa7134-i2c.c                                               */
794 
795 int saa7134_i2c_register(struct saa7134_dev *dev);
796 int saa7134_i2c_unregister(struct saa7134_dev *dev);
797 
798 
799 /* ----------------------------------------------------------- */
800 /* saa7134-video.c                                             */
801 
802 extern unsigned int video_debug;
803 extern struct video_device saa7134_video_template;
804 extern struct video_device saa7134_radio_template;
805 
806 void saa7134_vb2_buffer_queue(struct vb2_buffer *vb);
807 int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count);
808 void saa7134_vb2_stop_streaming(struct vb2_queue *vq);
809 
810 int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id);
811 int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id);
812 int saa7134_querystd(struct file *file, void *priv, v4l2_std_id *std);
813 int saa7134_enum_input(struct file *file, void *priv, struct v4l2_input *i);
814 int saa7134_g_input(struct file *file, void *priv, unsigned int *i);
815 int saa7134_s_input(struct file *file, void *priv, unsigned int i);
816 int saa7134_querycap(struct file *file, void  *priv,
817 					struct v4l2_capability *cap);
818 int saa7134_g_tuner(struct file *file, void *priv,
819 					struct v4l2_tuner *t);
820 int saa7134_s_tuner(struct file *file, void *priv,
821 					const struct v4l2_tuner *t);
822 int saa7134_g_frequency(struct file *file, void *priv,
823 					struct v4l2_frequency *f);
824 int saa7134_s_frequency(struct file *file, void *priv,
825 					const struct v4l2_frequency *f);
826 
827 int saa7134_videoport_init(struct saa7134_dev *dev);
828 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev);
829 
830 int saa7134_video_init1(struct saa7134_dev *dev);
831 int saa7134_video_init2(struct saa7134_dev *dev);
832 void saa7134_irq_video_signalchange(struct saa7134_dev *dev);
833 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
834 void saa7134_video_fini(struct saa7134_dev *dev);
835 
836 
837 /* ----------------------------------------------------------- */
838 /* saa7134-ts.c                                                */
839 
840 #define TS_PACKET_SIZE 188 /* TS packets 188 bytes */
841 
842 int saa7134_ts_buffer_init(struct vb2_buffer *vb2);
843 int saa7134_ts_buffer_prepare(struct vb2_buffer *vb2);
844 int saa7134_ts_queue_setup(struct vb2_queue *q,
845 			   unsigned int *nbuffers, unsigned int *nplanes,
846 			   unsigned int sizes[], struct device *alloc_devs[]);
847 int saa7134_ts_start_streaming(struct vb2_queue *vq, unsigned int count);
848 void saa7134_ts_stop_streaming(struct vb2_queue *vq);
849 
850 extern struct vb2_ops saa7134_ts_qops;
851 
852 int saa7134_ts_init1(struct saa7134_dev *dev);
853 int saa7134_ts_fini(struct saa7134_dev *dev);
854 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
855 
856 int saa7134_ts_register(struct saa7134_mpeg_ops *ops);
857 void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
858 
859 int saa7134_ts_init_hw(struct saa7134_dev *dev);
860 
861 int saa7134_ts_start(struct saa7134_dev *dev);
862 int saa7134_ts_stop(struct saa7134_dev *dev);
863 
864 /* ----------------------------------------------------------- */
865 /* saa7134-vbi.c                                               */
866 
867 extern const struct vb2_ops saa7134_vbi_qops;
868 extern struct video_device saa7134_vbi_template;
869 
870 int saa7134_vbi_init1(struct saa7134_dev *dev);
871 int saa7134_vbi_fini(struct saa7134_dev *dev);
872 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
873 
874 
875 /* ----------------------------------------------------------- */
876 /* saa7134-tvaudio.c                                           */
877 
878 int saa7134_tvaudio_rx2mode(u32 rx);
879 
880 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
881 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
882 			      struct saa7134_input *in);
883 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
884 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
885 
886 void saa7134_tvaudio_init(struct saa7134_dev *dev);
887 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
888 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
889 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
890 int saa7134_tvaudio_close(struct saa7134_dev *dev);
891 
892 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
893 
894 void saa7134_enable_i2s(struct saa7134_dev *dev);
895 
896 /* ----------------------------------------------------------- */
897 /* saa7134-oss.c                                               */
898 
899 extern const struct file_operations saa7134_dsp_fops;
900 extern const struct file_operations saa7134_mixer_fops;
901 
902 int saa7134_oss_init1(struct saa7134_dev *dev);
903 int saa7134_oss_fini(struct saa7134_dev *dev);
904 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
905 
906 /* ----------------------------------------------------------- */
907 /* saa7134-input.c                                             */
908 
909 #if defined(CONFIG_VIDEO_SAA7134_RC)
910 int  saa7134_input_init1(struct saa7134_dev *dev);
911 void saa7134_input_fini(struct saa7134_dev *dev);
912 void saa7134_input_irq(struct saa7134_dev *dev);
913 void saa7134_probe_i2c_ir(struct saa7134_dev *dev);
914 int saa7134_ir_open(struct rc_dev *dev);
915 void saa7134_ir_close(struct rc_dev *dev);
916 #else
917 #define saa7134_input_init1(dev)	((void)0)
918 #define saa7134_input_fini(dev)		((void)0)
919 #define saa7134_input_irq(dev)		((void)0)
920 #define saa7134_probe_i2c_ir(dev)	((void)0)
921 #define saa7134_ir_open(dev)		((void)0)
922 #define saa7134_ir_close(dev)		((void)0)
923 #endif
924