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
57enum 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
66enum saa7134_audio_in {
67	TV    = 1,
68	LINE1 = 2,
69	LINE2 = 3,
70	LINE2_LEFT,
71};
72
73enum saa7134_video_out {
74	CCIR656 = 1,
75};
76
77/* ----------------------------------------------------------- */
78/* static data                                                 */
79
80struct 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
103struct saa7134_tvaudio {
104	char         *name;
105	v4l2_std_id  std;
106	enum         saa7134_tvaudio_mode mode;
107	int          carr1;
108	int          carr2;
109};
110
111struct 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
125struct 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
360struct 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
368enum saa7134_mpeg_type {
369	SAA7134_MPEG_UNUSED,
370	SAA7134_MPEG_EMPRESS,
371	SAA7134_MPEG_DVB,
372	SAA7134_MPEG_GO7007,
373};
374
375enum saa7134_mpeg_ts_type {
376	SAA7134_MPEG_TS_PARALLEL = 0,
377	SAA7134_MPEG_TS_SERIAL,
378};
379
380struct 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
437struct saa7134_dev;
438struct saa7134_dma;
439
440/* saa7134 page table */
441struct saa7134_pgtable {
442	unsigned int               size;
443	__le32                     *cpu;
444	dma_addr_t                 dma;
445};
446
447/* tvaudio thread status */
448struct 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 */
457struct 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
470struct 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 */
481struct 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 */
515struct saa7134_ts {
516	/* TS capture */
517	int                        nr_packets;
518	int                        nr_bufs;
519};
520
521/* ts/mpeg ops */
522struct 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 */
533struct 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
709static 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
720extern struct list_head  saa7134_devlist;
721extern struct mutex saa7134_devlist_lock;
722extern int saa7134_no_overlay;
723extern bool saa7134_userptr;
724
725void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
726void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value);
727
728#define SAA7134_PGTABLE_SIZE 4096
729
730int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
731int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
732			   struct scatterlist *list, unsigned int length,
733			   unsigned int startpage);
734void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
735
736int saa7134_buffer_count(unsigned int size, unsigned int count);
737int saa7134_buffer_startpage(struct saa7134_buf *buf);
738unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
739
740int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
741			 struct saa7134_buf *buf);
742void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
743			   unsigned int state);
744void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
745void saa7134_buffer_timeout(unsigned long data);
746void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
747
748int saa7134_set_dmabits(struct saa7134_dev *dev);
749
750extern int (*saa7134_dmasound_init)(struct saa7134_dev *dev);
751extern int (*saa7134_dmasound_exit)(struct saa7134_dev *dev);
752
753
754/* ----------------------------------------------------------- */
755/* saa7134-cards.c                                             */
756
757extern struct saa7134_board saa7134_boards[];
758extern const unsigned int saa7134_bcount;
759extern struct pci_device_id saa7134_pci_tbl[];
760
761extern int saa7134_board_init1(struct saa7134_dev *dev);
762extern int saa7134_board_init2(struct saa7134_dev *dev);
763int saa7134_tuner_callback(void *priv, int component, int command, int arg);
764
765
766/* ----------------------------------------------------------- */
767/* saa7134-i2c.c                                               */
768
769int saa7134_i2c_register(struct saa7134_dev *dev);
770int saa7134_i2c_unregister(struct saa7134_dev *dev);
771
772
773/* ----------------------------------------------------------- */
774/* saa7134-video.c                                             */
775
776extern unsigned int video_debug;
777extern struct video_device saa7134_video_template;
778extern struct video_device saa7134_radio_template;
779
780void saa7134_vb2_buffer_queue(struct vb2_buffer *vb);
781int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count);
782void saa7134_vb2_stop_streaming(struct vb2_queue *vq);
783
784int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id);
785int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id);
786int saa7134_querystd(struct file *file, void *priv, v4l2_std_id *std);
787int saa7134_enum_input(struct file *file, void *priv, struct v4l2_input *i);
788int saa7134_g_input(struct file *file, void *priv, unsigned int *i);
789int saa7134_s_input(struct file *file, void *priv, unsigned int i);
790int saa7134_querycap(struct file *file, void  *priv,
791					struct v4l2_capability *cap);
792int saa7134_g_tuner(struct file *file, void *priv,
793					struct v4l2_tuner *t);
794int saa7134_s_tuner(struct file *file, void *priv,
795					const struct v4l2_tuner *t);
796int saa7134_g_frequency(struct file *file, void *priv,
797					struct v4l2_frequency *f);
798int saa7134_s_frequency(struct file *file, void *priv,
799					const struct v4l2_frequency *f);
800
801int saa7134_videoport_init(struct saa7134_dev *dev);
802void saa7134_set_tvnorm_hw(struct saa7134_dev *dev);
803
804int saa7134_video_init1(struct saa7134_dev *dev);
805int saa7134_video_init2(struct saa7134_dev *dev);
806void saa7134_irq_video_signalchange(struct saa7134_dev *dev);
807void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
808void 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
816int saa7134_ts_buffer_init(struct vb2_buffer *vb2);
817int saa7134_ts_buffer_prepare(struct vb2_buffer *vb2);
818int 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[]);
821int saa7134_ts_start_streaming(struct vb2_queue *vq, unsigned int count);
822void saa7134_ts_stop_streaming(struct vb2_queue *vq);
823
824extern struct vb2_ops saa7134_ts_qops;
825
826int saa7134_ts_init1(struct saa7134_dev *dev);
827int saa7134_ts_fini(struct saa7134_dev *dev);
828void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
829
830int saa7134_ts_register(struct saa7134_mpeg_ops *ops);
831void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
832
833int saa7134_ts_init_hw(struct saa7134_dev *dev);
834
835int saa7134_ts_start(struct saa7134_dev *dev);
836int saa7134_ts_stop(struct saa7134_dev *dev);
837
838/* ----------------------------------------------------------- */
839/* saa7134-vbi.c                                               */
840
841extern struct vb2_ops saa7134_vbi_qops;
842extern struct video_device saa7134_vbi_template;
843
844int saa7134_vbi_init1(struct saa7134_dev *dev);
845int saa7134_vbi_fini(struct saa7134_dev *dev);
846void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
847
848
849/* ----------------------------------------------------------- */
850/* saa7134-tvaudio.c                                           */
851
852int saa7134_tvaudio_rx2mode(u32 rx);
853
854void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
855void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
856			      struct saa7134_input *in);
857void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
858int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
859
860void saa7134_tvaudio_init(struct saa7134_dev *dev);
861int saa7134_tvaudio_init2(struct saa7134_dev *dev);
862int saa7134_tvaudio_fini(struct saa7134_dev *dev);
863int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
864int saa7134_tvaudio_close(struct saa7134_dev *dev);
865
866int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
867
868void saa7134_enable_i2s(struct saa7134_dev *dev);
869
870/* ----------------------------------------------------------- */
871/* saa7134-oss.c                                               */
872
873extern const struct file_operations saa7134_dsp_fops;
874extern const struct file_operations saa7134_mixer_fops;
875
876int saa7134_oss_init1(struct saa7134_dev *dev);
877int saa7134_oss_fini(struct saa7134_dev *dev);
878void 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)
884int  saa7134_input_init1(struct saa7134_dev *dev);
885void saa7134_input_fini(struct saa7134_dev *dev);
886void saa7134_input_irq(struct saa7134_dev *dev);
887void saa7134_probe_i2c_ir(struct saa7134_dev *dev);
888int saa7134_ir_start(struct saa7134_dev *dev);
889void 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