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  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, write to the Free Software
19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20  */
21 
22 #define SAA7134_VERSION "0, 2, 17"
23 
24 #include <linux/pci.h>
25 #include <linux/i2c.h>
26 #include <linux/videodev2.h>
27 #include <linux/kdev_t.h>
28 #include <linux/input.h>
29 #include <linux/notifier.h>
30 #include <linux/delay.h>
31 #include <linux/mutex.h>
32 #include <linux/pm_qos.h>
33 
34 #include <asm/io.h>
35 
36 #include <media/v4l2-common.h>
37 #include <media/v4l2-ioctl.h>
38 #include <media/v4l2-device.h>
39 #include <media/v4l2-fh.h>
40 #include <media/v4l2-ctrls.h>
41 #include <media/tuner.h>
42 #include <media/rc-core.h>
43 #include <media/ir-kbd-i2c.h>
44 #include <media/videobuf2-dma-sg.h>
45 #include <sound/core.h>
46 #include <sound/pcm.h>
47 #if IS_ENABLED(CONFIG_VIDEO_SAA7134_DVB)
48 #include <media/videobuf2-dvb.h>
49 #endif
50 #include "tda8290.h"
51 
52 #define UNSET (-1U)
53 
54 /* ----------------------------------------------------------- */
55 /* enums                                                       */
56 
57 enum saa7134_tvaudio_mode {
58 	TVAUDIO_FM_MONO       = 1,
59 	TVAUDIO_FM_BG_STEREO  = 2,
60 	TVAUDIO_FM_SAT_STEREO = 3,
61 	TVAUDIO_FM_K_STEREO   = 4,
62 	TVAUDIO_NICAM_AM      = 5,
63 	TVAUDIO_NICAM_FM      = 6,
64 };
65 
66 enum saa7134_audio_in {
67 	TV    = 1,
68 	LINE1 = 2,
69 	LINE2 = 3,
70 	LINE2_LEFT,
71 };
72 
73 enum saa7134_video_out {
74 	CCIR656 = 1,
75 };
76 
77 /* ----------------------------------------------------------- */
78 /* static data                                                 */
79 
80 struct saa7134_tvnorm {
81 	char          *name;
82 	v4l2_std_id   id;
83 
84 	/* video decoder */
85 	unsigned int  sync_control;
86 	unsigned int  luma_control;
87 	unsigned int  chroma_ctrl1;
88 	unsigned int  chroma_gain;
89 	unsigned int  chroma_ctrl2;
90 	unsigned int  vgate_misc;
91 
92 	/* video scaler */
93 	unsigned int  h_start;
94 	unsigned int  h_stop;
95 	unsigned int  video_v_start;
96 	unsigned int  video_v_stop;
97 	unsigned int  vbi_v_start_0;
98 	unsigned int  vbi_v_stop_0;
99 	unsigned int  src_timing;
100 	unsigned int  vbi_v_start_1;
101 };
102 
103 struct saa7134_tvaudio {
104 	char         *name;
105 	v4l2_std_id  std;
106 	enum         saa7134_tvaudio_mode mode;
107 	int          carr1;
108 	int          carr2;
109 };
110 
111 struct saa7134_format {
112 	char           *name;
113 	unsigned int   fourcc;
114 	unsigned int   depth;
115 	unsigned int   pm;
116 	unsigned int   vshift;   /* vertical downsampling (for planar yuv) */
117 	unsigned int   hshift;   /* horizontal downsampling (for planar yuv) */
118 	unsigned int   bswap:1;
119 	unsigned int   wswap:1;
120 	unsigned int   yuv:1;
121 	unsigned int   planar:1;
122 	unsigned int   uvswap:1;
123 };
124 
125 struct saa7134_card_ir {
126 	struct rc_dev		*dev;
127 
128 	char                    name[32];
129 	char                    phys[32];
130 	unsigned                users;
131 
132 	u32			polling;
133 	u32			last_gpio;
134 	u32			mask_keycode, mask_keydown, mask_keyup;
135 
136 	bool                    running;
137 
138 	struct timer_list       timer;
139 
140 	/* IR core raw decoding */
141 	u32                     raw_decode;
142 };
143 
144 /* ----------------------------------------------------------- */
145 /* card configuration                                          */
146 
147 #define SAA7134_BOARD_NOAUTO        UNSET
148 #define SAA7134_BOARD_UNKNOWN           0
149 #define SAA7134_BOARD_PROTEUS_PRO       1
150 #define SAA7134_BOARD_FLYVIDEO3000      2
151 #define SAA7134_BOARD_FLYVIDEO2000      3
152 #define SAA7134_BOARD_EMPRESS           4
153 #define SAA7134_BOARD_MONSTERTV         5
154 #define SAA7134_BOARD_MD9717            6
155 #define SAA7134_BOARD_TVSTATION_RDS     7
156 #define SAA7134_BOARD_CINERGY400	8
157 #define SAA7134_BOARD_MD5044		9
158 #define SAA7134_BOARD_KWORLD           10
159 #define SAA7134_BOARD_CINERGY600       11
160 #define SAA7134_BOARD_MD7134           12
161 #define SAA7134_BOARD_TYPHOON_90031    13
162 #define SAA7134_BOARD_ELSA             14
163 #define SAA7134_BOARD_ELSA_500TV       15
164 #define SAA7134_BOARD_ASUSTeK_TVFM7134 16
165 #define SAA7134_BOARD_VA1000POWER      17
166 #define SAA7134_BOARD_BMK_MPEX_NOTUNER 18
167 #define SAA7134_BOARD_VIDEOMATE_TV     19
168 #define SAA7134_BOARD_CRONOS_PLUS      20
169 #define SAA7134_BOARD_10MOONSTVMASTER  21
170 #define SAA7134_BOARD_MD2819           22
171 #define SAA7134_BOARD_BMK_MPEX_TUNER   23
172 #define SAA7134_BOARD_TVSTATION_DVR    24
173 #define SAA7134_BOARD_ASUSTEK_TVFM7133	25
174 #define SAA7134_BOARD_PINNACLE_PCTV_STEREO 26
175 #define SAA7134_BOARD_MANLI_MTV002     27
176 #define SAA7134_BOARD_MANLI_MTV001     28
177 #define SAA7134_BOARD_TG3000TV         29
178 #define SAA7134_BOARD_ECS_TVP3XP       30
179 #define SAA7134_BOARD_ECS_TVP3XP_4CB5  31
180 #define SAA7134_BOARD_AVACSSMARTTV     32
181 #define SAA7134_BOARD_AVERMEDIA_DVD_EZMAKER 33
182 #define SAA7134_BOARD_NOVAC_PRIMETV7133 34
183 #define SAA7134_BOARD_AVERMEDIA_STUDIO_305 35
184 #define SAA7134_BOARD_UPMOST_PURPLE_TV 36
185 #define SAA7134_BOARD_ITEMS_MTV005     37
186 #define SAA7134_BOARD_CINERGY200       38
187 #define SAA7134_BOARD_FLYTVPLATINUM_MINI 39
188 #define SAA7134_BOARD_VIDEOMATE_TV_PVR 40
189 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUS 41
190 #define SAA7134_BOARD_SABRENT_SBTTVFM  42
191 #define SAA7134_BOARD_ZOLID_XPERT_TV7134 43
192 #define SAA7134_BOARD_EMPIRE_PCI_TV_RADIO_LE 44
193 #define SAA7134_BOARD_AVERMEDIA_STUDIO_307    45
194 #define SAA7134_BOARD_AVERMEDIA_CARDBUS 46
195 #define SAA7134_BOARD_CINERGY400_CARDBUS 47
196 #define SAA7134_BOARD_CINERGY600_MK3   48
197 #define SAA7134_BOARD_VIDEOMATE_GOLD_PLUS 49
198 #define SAA7134_BOARD_PINNACLE_300I_DVBT_PAL 50
199 #define SAA7134_BOARD_PROVIDEO_PV952   51
200 #define SAA7134_BOARD_AVERMEDIA_305    52
201 #define SAA7134_BOARD_ASUSTeK_TVFM7135 53
202 #define SAA7134_BOARD_FLYTVPLATINUM_FM 54
203 #define SAA7134_BOARD_FLYDVBTDUO 55
204 #define SAA7134_BOARD_AVERMEDIA_307    56
205 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM 57
206 #define SAA7134_BOARD_ADS_INSTANT_TV 58
207 #define SAA7134_BOARD_KWORLD_VSTREAM_XPERT 59
208 #define SAA7134_BOARD_FLYDVBT_DUO_CARDBUS 60
209 #define SAA7134_BOARD_PHILIPS_TOUGH 61
210 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII 62
211 #define SAA7134_BOARD_KWORLD_XPERT 63
212 #define SAA7134_BOARD_FLYTV_DIGIMATRIX 64
213 #define SAA7134_BOARD_KWORLD_TERMINATOR 65
214 #define SAA7134_BOARD_YUAN_TUN900 66
215 #define SAA7134_BOARD_BEHOLD_409FM 67
216 #define SAA7134_BOARD_GOTVIEW_7135 68
217 #define SAA7134_BOARD_PHILIPS_EUROPA  69
218 #define SAA7134_BOARD_VIDEOMATE_DVBT_300 70
219 #define SAA7134_BOARD_VIDEOMATE_DVBT_200 71
220 #define SAA7134_BOARD_RTD_VFG7350 72
221 #define SAA7134_BOARD_RTD_VFG7330 73
222 #define SAA7134_BOARD_FLYTVPLATINUM_MINI2 74
223 #define SAA7134_BOARD_AVERMEDIA_AVERTVHD_A180 75
224 #define SAA7134_BOARD_MONSTERTV_MOBILE 76
225 #define SAA7134_BOARD_PINNACLE_PCTV_110i 77
226 #define SAA7134_BOARD_ASUSTeK_P7131_DUAL 78
227 #define SAA7134_BOARD_SEDNA_PC_TV_CARDBUS     79
228 #define SAA7134_BOARD_ASUSTEK_DIGIMATRIX_TV 80
229 #define SAA7134_BOARD_PHILIPS_TIGER  81
230 #define SAA7134_BOARD_MSI_TVATANYWHERE_PLUS  82
231 #define SAA7134_BOARD_CINERGY250PCI 83
232 #define SAA7134_BOARD_FLYDVB_TRIO 84
233 #define SAA7134_BOARD_AVERMEDIA_777 85
234 #define SAA7134_BOARD_FLYDVBT_LR301 86
235 #define SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331 87
236 #define SAA7134_BOARD_TEVION_DVBT_220RF 88
237 #define SAA7134_BOARD_ELSA_700TV       89
238 #define SAA7134_BOARD_KWORLD_ATSC110   90
239 #define SAA7134_BOARD_AVERMEDIA_A169_B 91
240 #define SAA7134_BOARD_AVERMEDIA_A169_B1 92
241 #define SAA7134_BOARD_MD7134_BRIDGE_2     93
242 #define SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS 94
243 #define SAA7134_BOARD_FLYVIDEO3000_NTSC 95
244 #define SAA7134_BOARD_MEDION_MD8800_QUADRO 96
245 #define SAA7134_BOARD_FLYDVBS_LR300 97
246 #define SAA7134_BOARD_PROTEUS_2309 98
247 #define SAA7134_BOARD_AVERMEDIA_A16AR   99
248 #define SAA7134_BOARD_ASUS_EUROPA2_HYBRID 100
249 #define SAA7134_BOARD_PINNACLE_PCTV_310i  101
250 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507 102
251 #define SAA7134_BOARD_VIDEOMATE_DVBT_200A  103
252 #define SAA7134_BOARD_HAUPPAUGE_HVR1110    104
253 #define SAA7134_BOARD_CINERGY_HT_PCMCIA    105
254 #define SAA7134_BOARD_ENCORE_ENLTV         106
255 #define SAA7134_BOARD_ENCORE_ENLTV_FM      107
256 #define SAA7134_BOARD_CINERGY_HT_PCI       108
257 #define SAA7134_BOARD_PHILIPS_TIGER_S      109
258 #define SAA7134_BOARD_AVERMEDIA_M102	   110
259 #define SAA7134_BOARD_ASUS_P7131_4871	   111
260 #define SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA 112
261 #define SAA7134_BOARD_ECS_TVP3XP_4CB6  113
262 #define SAA7134_BOARD_KWORLD_DVBT_210 114
263 #define SAA7134_BOARD_SABRENT_TV_PCB05     115
264 #define SAA7134_BOARD_10MOONSTVMASTER3     116
265 #define SAA7134_BOARD_AVERMEDIA_SUPER_007  117
266 #define SAA7134_BOARD_BEHOLD_401  	118
267 #define SAA7134_BOARD_BEHOLD_403  	119
268 #define SAA7134_BOARD_BEHOLD_403FM	120
269 #define SAA7134_BOARD_BEHOLD_405	121
270 #define SAA7134_BOARD_BEHOLD_405FM	122
271 #define SAA7134_BOARD_BEHOLD_407	123
272 #define SAA7134_BOARD_BEHOLD_407FM	124
273 #define SAA7134_BOARD_BEHOLD_409	125
274 #define SAA7134_BOARD_BEHOLD_505FM	126
275 #define SAA7134_BOARD_BEHOLD_507_9FM	127
276 #define SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM 128
277 #define SAA7134_BOARD_BEHOLD_607FM_MK3	129
278 #define SAA7134_BOARD_BEHOLD_M6		130
279 #define SAA7134_BOARD_TWINHAN_DTV_DVB_3056 131
280 #define SAA7134_BOARD_GENIUS_TVGO_A11MCE   132
281 #define SAA7134_BOARD_PHILIPS_SNAKE        133
282 #define SAA7134_BOARD_CREATIX_CTX953       134
283 #define SAA7134_BOARD_MSI_TVANYWHERE_AD11  135
284 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_506 136
285 #define SAA7134_BOARD_AVERMEDIA_A16D       137
286 #define SAA7134_BOARD_AVERMEDIA_M115       138
287 #define SAA7134_BOARD_VIDEOMATE_T750       139
288 #define SAA7134_BOARD_AVERMEDIA_A700_PRO    140
289 #define SAA7134_BOARD_AVERMEDIA_A700_HYBRID 141
290 #define SAA7134_BOARD_BEHOLD_H6      142
291 #define SAA7134_BOARD_BEHOLD_M63      143
292 #define SAA7134_BOARD_BEHOLD_M6_EXTRA    144
293 #define SAA7134_BOARD_AVERMEDIA_M103    145
294 #define SAA7134_BOARD_ASUSTeK_P7131_ANALOG 146
295 #define SAA7134_BOARD_ASUSTeK_TIGER_3IN1   147
296 #define SAA7134_BOARD_ENCORE_ENLTV_FM53 148
297 #define SAA7134_BOARD_AVERMEDIA_M135A    149
298 #define SAA7134_BOARD_REAL_ANGEL_220     150
299 #define SAA7134_BOARD_ADS_INSTANT_HDTV_PCI  151
300 #define SAA7134_BOARD_ASUSTeK_TIGER         152
301 #define SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG 153
302 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS 154
303 #define SAA7134_BOARD_HAUPPAUGE_HVR1150     155
304 #define SAA7134_BOARD_HAUPPAUGE_HVR1120   156
305 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507UA 157
306 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_501 158
307 #define SAA7134_BOARD_BEHOLD_505RDS_MK5     159
308 #define SAA7134_BOARD_BEHOLD_507RDS_MK3     160
309 #define SAA7134_BOARD_BEHOLD_507RDS_MK5     161
310 #define SAA7134_BOARD_BEHOLD_607FM_MK5      162
311 #define SAA7134_BOARD_BEHOLD_609FM_MK3      163
312 #define SAA7134_BOARD_BEHOLD_609FM_MK5      164
313 #define SAA7134_BOARD_BEHOLD_607RDS_MK3     165
314 #define SAA7134_BOARD_BEHOLD_607RDS_MK5     166
315 #define SAA7134_BOARD_BEHOLD_609RDS_MK3     167
316 #define SAA7134_BOARD_BEHOLD_609RDS_MK5     168
317 #define SAA7134_BOARD_VIDEOMATE_S350        169
318 #define SAA7134_BOARD_AVERMEDIA_STUDIO_505  170
319 #define SAA7134_BOARD_BEHOLD_X7             171
320 #define SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM 172
321 #define SAA7134_BOARD_ZOLID_HYBRID_PCI		173
322 #define SAA7134_BOARD_ASUS_EUROPA_HYBRID	174
323 #define SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S 175
324 #define SAA7134_BOARD_BEHOLD_505RDS_MK3     176
325 #define SAA7134_BOARD_HAWELL_HW_404M7		177
326 #define SAA7134_BOARD_BEHOLD_H7             178
327 #define SAA7134_BOARD_BEHOLD_A7             179
328 #define SAA7134_BOARD_AVERMEDIA_M733A       180
329 #define SAA7134_BOARD_TECHNOTREND_BUDGET_T3000 181
330 #define SAA7134_BOARD_KWORLD_PCI_SBTVD_FULLSEG 182
331 #define SAA7134_BOARD_VIDEOMATE_M1F         183
332 #define SAA7134_BOARD_ENCORE_ENLTV_FM3      184
333 #define SAA7134_BOARD_MAGICPRO_PROHDTV_PRO2 185
334 #define SAA7134_BOARD_BEHOLD_501            186
335 #define SAA7134_BOARD_BEHOLD_503FM          187
336 #define SAA7134_BOARD_SENSORAY811_911       188
337 #define SAA7134_BOARD_KWORLD_PC150U         189
338 #define SAA7134_BOARD_ASUSTeK_PS3_100      190
339 #define SAA7134_BOARD_HAWELL_HW_9004V1      191
340 #define SAA7134_BOARD_AVERMEDIA_A706		192
341 #define SAA7134_BOARD_WIS_VOYAGER           193
342 
343 #define SAA7134_MAXBOARDS 32
344 #define SAA7134_INPUT_MAX 8
345 
346 /* ----------------------------------------------------------- */
347 /* Since we support 2 remote types, lets tell them apart       */
348 
349 #define SAA7134_REMOTE_GPIO  1
350 #define SAA7134_REMOTE_I2C   2
351 
352 /* ----------------------------------------------------------- */
353 /* Video Output Port Register Initialization Options           */
354 
355 #define SET_T_CODE_POLARITY_NON_INVERTED	(1 << 0)
356 #define SET_CLOCK_NOT_DELAYED			(1 << 1)
357 #define SET_CLOCK_INVERTED			(1 << 2)
358 #define SET_VSYNC_OFF				(1 << 3)
359 
360 struct saa7134_input {
361 	char                    *name;
362 	unsigned int            vmux;
363 	enum saa7134_audio_in   amux;
364 	unsigned int            gpio;
365 	unsigned int            tv:1;
366 };
367 
368 enum saa7134_mpeg_type {
369 	SAA7134_MPEG_UNUSED,
370 	SAA7134_MPEG_EMPRESS,
371 	SAA7134_MPEG_DVB,
372 	SAA7134_MPEG_GO7007,
373 };
374 
375 enum saa7134_mpeg_ts_type {
376 	SAA7134_MPEG_TS_PARALLEL = 0,
377 	SAA7134_MPEG_TS_SERIAL,
378 };
379 
380 struct saa7134_board {
381 	char                    *name;
382 	unsigned int            audio_clock;
383 
384 	/* input switching */
385 	unsigned int            gpiomask;
386 	struct saa7134_input    inputs[SAA7134_INPUT_MAX];
387 	struct saa7134_input    radio;
388 	struct saa7134_input    mute;
389 
390 	/* i2c chip info */
391 	unsigned int            tuner_type;
392 	unsigned int		radio_type;
393 	unsigned char		tuner_addr;
394 	unsigned char		radio_addr;
395 	unsigned char		empress_addr;
396 	unsigned char		rds_addr;
397 
398 	unsigned int            tda9887_conf;
399 	struct tda829x_config   tda829x_conf;
400 
401 	/* peripheral I/O */
402 	enum saa7134_video_out  video_out;
403 	enum saa7134_mpeg_type  mpeg;
404 	enum saa7134_mpeg_ts_type ts_type;
405 	unsigned int            vid_port_opts;
406 	unsigned int            ts_force_val:1;
407 };
408 
409 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
410 #define card_is_empress(dev)  (SAA7134_MPEG_EMPRESS == saa7134_boards[dev->board].mpeg)
411 #define card_is_dvb(dev)      (SAA7134_MPEG_DVB     == saa7134_boards[dev->board].mpeg)
412 #define card_is_go7007(dev)   (SAA7134_MPEG_GO7007  == saa7134_boards[dev->board].mpeg)
413 #define card_has_mpeg(dev)    (SAA7134_MPEG_UNUSED  != saa7134_boards[dev->board].mpeg)
414 #define card(dev)             (saa7134_boards[dev->board])
415 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
416 
417 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_USER_SAA7134_BASE + 0)
418 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_USER_SAA7134_BASE + 1)
419 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_USER_SAA7134_BASE + 2)
420 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_USER_SAA7134_BASE + 3)
421 
422 /* ----------------------------------------------------------- */
423 /* device / file handle status                                 */
424 
425 #define RESOURCE_OVERLAY       1
426 #define RESOURCE_VIDEO         2
427 #define RESOURCE_VBI           4
428 #define RESOURCE_EMPRESS       8
429 
430 #define INTERLACE_AUTO         0
431 #define INTERLACE_ON           1
432 #define INTERLACE_OFF          2
433 
434 #define BUFFER_TIMEOUT     msecs_to_jiffies(500)  /* 0.5 seconds */
435 #define TS_BUFFER_TIMEOUT  msecs_to_jiffies(1000)  /* 1 second */
436 
437 struct saa7134_dev;
438 struct saa7134_dma;
439 
440 /* saa7134 page table */
441 struct saa7134_pgtable {
442 	unsigned int               size;
443 	__le32                     *cpu;
444 	dma_addr_t                 dma;
445 };
446 
447 /* tvaudio thread status */
448 struct saa7134_thread {
449 	struct task_struct         *thread;
450 	unsigned int               scan1;
451 	unsigned int               scan2;
452 	unsigned int               mode;
453 	unsigned int		   stopped;
454 };
455 
456 /* buffer for one video/vbi/ts frame */
457 struct saa7134_buf {
458 	/* common v4l buffer stuff -- must be first */
459 	struct vb2_buffer vb2;
460 
461 	/* saa7134 specific */
462 	unsigned int            top_seen;
463 	int (*activate)(struct saa7134_dev *dev,
464 			struct saa7134_buf *buf,
465 			struct saa7134_buf *next);
466 
467 	struct list_head	entry;
468 };
469 
470 struct saa7134_dmaqueue {
471 	struct saa7134_dev         *dev;
472 	struct saa7134_buf         *curr;
473 	struct list_head           queue;
474 	struct timer_list          timeout;
475 	unsigned int               need_two;
476 	unsigned int               seq_nr;
477 	struct saa7134_pgtable     pt;
478 };
479 
480 /* dmasound dsp status */
481 struct saa7134_dmasound {
482 	struct mutex               lock;
483 	int                        minor_mixer;
484 	int                        minor_dsp;
485 	unsigned int               users_dsp;
486 
487 	/* mixer */
488 	enum saa7134_audio_in      input;
489 	unsigned int               count;
490 	unsigned int               line1;
491 	unsigned int               line2;
492 
493 	/* dsp */
494 	unsigned int               afmt;
495 	unsigned int               rate;
496 	unsigned int               channels;
497 	unsigned int               recording_on;
498 	unsigned int               dma_running;
499 	unsigned int               blocks;
500 	unsigned int               blksize;
501 	unsigned int               bufsize;
502 	struct saa7134_pgtable     pt;
503 	void			   *vaddr;
504 	struct scatterlist	   *sglist;
505 	int                        sglen;
506 	int                        nr_pages;
507 	unsigned int               dma_blk;
508 	unsigned int               read_offset;
509 	unsigned int               read_count;
510 	void *			   priv_data;
511 	struct snd_pcm_substream   *substream;
512 };
513 
514 /* ts/mpeg status */
515 struct saa7134_ts {
516 	/* TS capture */
517 	int                        nr_packets;
518 	int                        nr_bufs;
519 };
520 
521 /* ts/mpeg ops */
522 struct saa7134_mpeg_ops {
523 	enum saa7134_mpeg_type     type;
524 	struct list_head           next;
525 	int                        (*init)(struct saa7134_dev *dev);
526 	int                        (*fini)(struct saa7134_dev *dev);
527 	void                       (*signal_change)(struct saa7134_dev *dev);
528 	void                       (*irq_ts_done)(struct saa7134_dev *dev,
529 						  unsigned long status);
530 };
531 
532 /* global device status */
533 struct saa7134_dev {
534 	struct list_head           devlist;
535 	struct mutex               lock;
536 	spinlock_t                 slock;
537 	struct v4l2_device         v4l2_dev;
538 	/* workstruct for loading modules */
539 	struct work_struct request_module_wk;
540 
541 	/* insmod option/autodetected */
542 	int                        autodetected;
543 
544 	/* various device info */
545 	unsigned int               resources;
546 	struct video_device        *video_dev;
547 	struct video_device        *radio_dev;
548 	struct video_device        *vbi_dev;
549 	struct saa7134_dmasound    dmasound;
550 
551 	/* infrared remote */
552 	int                        has_remote;
553 	struct saa7134_card_ir     *remote;
554 
555 	/* pci i/o */
556 	char                       name[32];
557 	int                        nr;
558 	struct pci_dev             *pci;
559 	unsigned char              pci_rev,pci_lat;
560 	__u32                      __iomem *lmmio;
561 	__u8                       __iomem *bmmio;
562 
563 	/* config info */
564 	unsigned int               board;
565 	unsigned int               tuner_type;
566 	unsigned int 		   radio_type;
567 	unsigned char		   tuner_addr;
568 	unsigned char		   radio_addr;
569 
570 	unsigned int               tda9887_conf;
571 	unsigned int               gpio_value;
572 
573 	/* i2c i/o */
574 	struct i2c_adapter         i2c_adap;
575 	struct i2c_client          i2c_client;
576 	unsigned char              eedata[256];
577 	int 			   has_rds;
578 
579 	/* video overlay */
580 	struct v4l2_framebuffer    ovbuf;
581 	struct saa7134_format      *ovfmt;
582 	unsigned int               ovenable;
583 	enum v4l2_field            ovfield;
584 	struct v4l2_window         win;
585 	struct v4l2_clip           clips[8];
586 	unsigned int               nclips;
587 	struct v4l2_fh		   *overlay_owner;
588 
589 
590 	/* video+ts+vbi capture */
591 	void			   *alloc_ctx;
592 	struct saa7134_dmaqueue    video_q;
593 	struct vb2_queue           video_vbq;
594 	struct saa7134_dmaqueue    vbi_q;
595 	struct vb2_queue           vbi_vbq;
596 	enum v4l2_field		   field;
597 	struct saa7134_format      *fmt;
598 	unsigned int               width, height;
599 	unsigned int               vbi_hlen, vbi_vlen;
600 	struct pm_qos_request	   qos_request;
601 
602 	/* SAA7134_MPEG_* */
603 	struct saa7134_ts          ts;
604 	struct saa7134_dmaqueue    ts_q;
605 	enum v4l2_field		   ts_field;
606 	int                        ts_started;
607 	struct saa7134_mpeg_ops    *mops;
608 
609 	/* SAA7134_MPEG_EMPRESS only */
610 	struct video_device        *empress_dev;
611 	struct v4l2_subdev	   *empress_sd;
612 	struct vb2_queue           empress_vbq;
613 	struct work_struct         empress_workqueue;
614 	int                        empress_started;
615 	struct v4l2_ctrl_handler   empress_ctrl_handler;
616 
617 	/* various v4l controls */
618 	struct saa7134_tvnorm      *tvnorm;              /* video */
619 	struct saa7134_tvaudio     *tvaudio;
620 	struct v4l2_ctrl_handler   ctrl_handler;
621 	unsigned int               ctl_input;
622 	int                        ctl_bright;
623 	int                        ctl_contrast;
624 	int                        ctl_hue;
625 	int                        ctl_saturation;
626 	int                        ctl_mute;             /* audio */
627 	int                        ctl_volume;
628 	int                        ctl_invert;           /* private */
629 	int                        ctl_mirror;
630 	int                        ctl_y_odd;
631 	int                        ctl_y_even;
632 	int                        ctl_automute;
633 
634 	/* crop */
635 	struct v4l2_rect           crop_bounds;
636 	struct v4l2_rect           crop_defrect;
637 	struct v4l2_rect           crop_current;
638 
639 	/* other global state info */
640 	unsigned int               automute;
641 	struct saa7134_thread      thread;
642 	struct saa7134_input       *input;
643 	struct saa7134_input       *hw_input;
644 	unsigned int               hw_mute;
645 	int                        last_carrier;
646 	int                        nosignal;
647 	unsigned int               insuspend;
648 	struct v4l2_ctrl_handler   radio_ctrl_handler;
649 
650 	/* I2C keyboard data */
651 	struct IR_i2c_init_data    init_data;
652 
653 #if IS_ENABLED(CONFIG_VIDEO_SAA7134_DVB)
654 	/* SAA7134_MPEG_DVB only */
655 	struct vb2_dvb_frontends frontends;
656 	int (*original_demod_sleep)(struct dvb_frontend *fe);
657 	int (*original_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
658 	int (*original_set_high_voltage)(struct dvb_frontend *fe, long arg);
659 #endif
660 	void (*gate_ctrl)(struct saa7134_dev *dev, int open);
661 };
662 
663 /* ----------------------------------------------------------- */
664 
665 #define saa_readl(reg)             readl(dev->lmmio + (reg))
666 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
667 #define saa_andorl(reg,mask,value) \
668   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
669   ((value) & (mask)), dev->lmmio+(reg))
670 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
671 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
672 
673 #define saa_readb(reg)             readb(dev->bmmio + (reg))
674 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
675 #define saa_andorb(reg,mask,value) \
676   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
677   ((value) & (mask)), dev->bmmio+(reg))
678 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
679 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
680 
681 #define saa_wait(us) { udelay(us); }
682 
683 #define SAA7134_NORMS	(\
684 		V4L2_STD_PAL    | V4L2_STD_PAL_N | \
685 		V4L2_STD_PAL_Nc | V4L2_STD_SECAM | \
686 		V4L2_STD_NTSC   | V4L2_STD_PAL_M | \
687 		V4L2_STD_PAL_60)
688 
689 #define GRP_EMPRESS (1)
690 #define saa_call_all(dev, o, f, args...) do {				\
691 	if (dev->gate_ctrl)						\
692 		dev->gate_ctrl(dev, 1);					\
693 	v4l2_device_call_all(&(dev)->v4l2_dev, 0, o, f , ##args);	\
694 	if (dev->gate_ctrl)						\
695 		dev->gate_ctrl(dev, 0);					\
696 } while (0)
697 
698 #define saa_call_empress(dev, o, f, args...) ({				\
699 	long _rc;							\
700 	if (dev->gate_ctrl)						\
701 		dev->gate_ctrl(dev, 1);					\
702 	_rc = v4l2_device_call_until_err(&(dev)->v4l2_dev,		\
703 					 GRP_EMPRESS, o, f , ##args);	\
704 	if (dev->gate_ctrl)						\
705 		dev->gate_ctrl(dev, 0);					\
706 	_rc;								\
707 })
708 
709 static inline bool is_empress(struct file *file)
710 {
711 	struct video_device *vdev = video_devdata(file);
712 	struct saa7134_dev *dev = video_get_drvdata(vdev);
713 
714 	return vdev->queue == &dev->empress_vbq;
715 }
716 
717 /* ----------------------------------------------------------- */
718 /* saa7134-core.c                                              */
719 
720 extern struct list_head  saa7134_devlist;
721 extern struct mutex saa7134_devlist_lock;
722 extern int saa7134_no_overlay;
723 extern bool saa7134_userptr;
724 
725 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
726 void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value);
727 
728 #define SAA7134_PGTABLE_SIZE 4096
729 
730 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
731 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
732 			   struct scatterlist *list, unsigned int length,
733 			   unsigned int startpage);
734 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
735 
736 int saa7134_buffer_count(unsigned int size, unsigned int count);
737 int saa7134_buffer_startpage(struct saa7134_buf *buf);
738 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
739 
740 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
741 			 struct saa7134_buf *buf);
742 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
743 			   unsigned int state);
744 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
745 void saa7134_buffer_timeout(unsigned long data);
746 void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
747 
748 int saa7134_set_dmabits(struct saa7134_dev *dev);
749 
750 extern int (*saa7134_dmasound_init)(struct saa7134_dev *dev);
751 extern int (*saa7134_dmasound_exit)(struct saa7134_dev *dev);
752 
753 
754 /* ----------------------------------------------------------- */
755 /* saa7134-cards.c                                             */
756 
757 extern struct saa7134_board saa7134_boards[];
758 extern const unsigned int saa7134_bcount;
759 extern struct pci_device_id saa7134_pci_tbl[];
760 
761 extern int saa7134_board_init1(struct saa7134_dev *dev);
762 extern int saa7134_board_init2(struct saa7134_dev *dev);
763 int saa7134_tuner_callback(void *priv, int component, int command, int arg);
764 
765 
766 /* ----------------------------------------------------------- */
767 /* saa7134-i2c.c                                               */
768 
769 int saa7134_i2c_register(struct saa7134_dev *dev);
770 int saa7134_i2c_unregister(struct saa7134_dev *dev);
771 
772 
773 /* ----------------------------------------------------------- */
774 /* saa7134-video.c                                             */
775 
776 extern unsigned int video_debug;
777 extern struct video_device saa7134_video_template;
778 extern struct video_device saa7134_radio_template;
779 
780 void saa7134_vb2_buffer_queue(struct vb2_buffer *vb);
781 int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count);
782 void saa7134_vb2_stop_streaming(struct vb2_queue *vq);
783 
784 int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id);
785 int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id);
786 int saa7134_querystd(struct file *file, void *priv, v4l2_std_id *std);
787 int saa7134_enum_input(struct file *file, void *priv, struct v4l2_input *i);
788 int saa7134_g_input(struct file *file, void *priv, unsigned int *i);
789 int saa7134_s_input(struct file *file, void *priv, unsigned int i);
790 int saa7134_querycap(struct file *file, void  *priv,
791 					struct v4l2_capability *cap);
792 int saa7134_g_tuner(struct file *file, void *priv,
793 					struct v4l2_tuner *t);
794 int saa7134_s_tuner(struct file *file, void *priv,
795 					const struct v4l2_tuner *t);
796 int saa7134_g_frequency(struct file *file, void *priv,
797 					struct v4l2_frequency *f);
798 int saa7134_s_frequency(struct file *file, void *priv,
799 					const struct v4l2_frequency *f);
800 
801 int saa7134_videoport_init(struct saa7134_dev *dev);
802 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev);
803 
804 int saa7134_video_init1(struct saa7134_dev *dev);
805 int saa7134_video_init2(struct saa7134_dev *dev);
806 void saa7134_irq_video_signalchange(struct saa7134_dev *dev);
807 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
808 void saa7134_video_fini(struct saa7134_dev *dev);
809 
810 
811 /* ----------------------------------------------------------- */
812 /* saa7134-ts.c                                                */
813 
814 #define TS_PACKET_SIZE 188 /* TS packets 188 bytes */
815 
816 int saa7134_ts_buffer_init(struct vb2_buffer *vb2);
817 int saa7134_ts_buffer_prepare(struct vb2_buffer *vb2);
818 int saa7134_ts_queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
819 			   unsigned int *nbuffers, unsigned int *nplanes,
820 			   unsigned int sizes[], void *alloc_ctxs[]);
821 int saa7134_ts_start_streaming(struct vb2_queue *vq, unsigned int count);
822 void saa7134_ts_stop_streaming(struct vb2_queue *vq);
823 
824 extern struct vb2_ops saa7134_ts_qops;
825 
826 int saa7134_ts_init1(struct saa7134_dev *dev);
827 int saa7134_ts_fini(struct saa7134_dev *dev);
828 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
829 
830 int saa7134_ts_register(struct saa7134_mpeg_ops *ops);
831 void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
832 
833 int saa7134_ts_init_hw(struct saa7134_dev *dev);
834 
835 int saa7134_ts_start(struct saa7134_dev *dev);
836 int saa7134_ts_stop(struct saa7134_dev *dev);
837 
838 /* ----------------------------------------------------------- */
839 /* saa7134-vbi.c                                               */
840 
841 extern struct vb2_ops saa7134_vbi_qops;
842 extern struct video_device saa7134_vbi_template;
843 
844 int saa7134_vbi_init1(struct saa7134_dev *dev);
845 int saa7134_vbi_fini(struct saa7134_dev *dev);
846 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
847 
848 
849 /* ----------------------------------------------------------- */
850 /* saa7134-tvaudio.c                                           */
851 
852 int saa7134_tvaudio_rx2mode(u32 rx);
853 
854 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
855 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
856 			      struct saa7134_input *in);
857 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
858 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
859 
860 void saa7134_tvaudio_init(struct saa7134_dev *dev);
861 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
862 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
863 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
864 int saa7134_tvaudio_close(struct saa7134_dev *dev);
865 
866 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
867 
868 void saa7134_enable_i2s(struct saa7134_dev *dev);
869 
870 /* ----------------------------------------------------------- */
871 /* saa7134-oss.c                                               */
872 
873 extern const struct file_operations saa7134_dsp_fops;
874 extern const struct file_operations saa7134_mixer_fops;
875 
876 int saa7134_oss_init1(struct saa7134_dev *dev);
877 int saa7134_oss_fini(struct saa7134_dev *dev);
878 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
879 
880 /* ----------------------------------------------------------- */
881 /* saa7134-input.c                                             */
882 
883 #if defined(CONFIG_VIDEO_SAA7134_RC)
884 int  saa7134_input_init1(struct saa7134_dev *dev);
885 void saa7134_input_fini(struct saa7134_dev *dev);
886 void saa7134_input_irq(struct saa7134_dev *dev);
887 void saa7134_probe_i2c_ir(struct saa7134_dev *dev);
888 int saa7134_ir_start(struct saa7134_dev *dev);
889 void saa7134_ir_stop(struct saa7134_dev *dev);
890 #else
891 #define saa7134_input_init1(dev)	((void)0)
892 #define saa7134_input_fini(dev)		((void)0)
893 #define saa7134_input_irq(dev)		((void)0)
894 #define saa7134_probe_i2c_ir(dev)	((void)0)
895 #define saa7134_ir_start(dev)		((void)0)
896 #define saa7134_ir_stop(dev)		((void)0)
897 #endif
898