Merge branch 'master' into next
[linux-2.6] / drivers / media / video / saa7134 / saa7134-video.c
1 /*
2  *
3  * device driver for philips saa7134 based TV cards
4  * video4linux video interface
5  *
6  * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22
23 #include <linux/init.h>
24 #include <linux/list.h>
25 #include <linux/module.h>
26 #include <linux/kernel.h>
27 #include <linux/slab.h>
28 #include <linux/sort.h>
29
30 #include "saa7134-reg.h"
31 #include "saa7134.h"
32 #include <media/v4l2-common.h>
33
34 #ifdef CONFIG_VIDEO_V4L1_COMPAT
35 /* Include V4L1 specific functions. Should be removed soon */
36 #include <linux/videodev.h>
37 #endif
38
39 /* ------------------------------------------------------------------ */
40
41 unsigned int video_debug;
42 static unsigned int gbuffers      = 8;
43 static unsigned int noninterlaced; /* 0 */
44 static unsigned int gbufsize      = 720*576*4;
45 static unsigned int gbufsize_max  = 720*576*4;
46 static char secam[] = "--";
47 module_param(video_debug, int, 0644);
48 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
49 module_param(gbuffers, int, 0444);
50 MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
51 module_param(noninterlaced, int, 0644);
52 MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
53 module_param_string(secam, secam, sizeof(secam), 0644);
54 MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
55
56
57 #define dprintk(fmt, arg...)    if (video_debug&0x04) \
58         printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
59
60 /* ------------------------------------------------------------------ */
61 /* Defines for Video Output Port Register at address 0x191            */
62
63 /* Bit 0: VIP code T bit polarity */
64
65 #define VP_T_CODE_P_NON_INVERTED        0x00
66 #define VP_T_CODE_P_INVERTED            0x01
67
68 /* ------------------------------------------------------------------ */
69 /* Defines for Video Output Port Register at address 0x195            */
70
71 /* Bit 2: Video output clock delay control */
72
73 #define VP_CLK_CTRL2_NOT_DELAYED        0x00
74 #define VP_CLK_CTRL2_DELAYED            0x04
75
76 /* Bit 1: Video output clock invert control */
77
78 #define VP_CLK_CTRL1_NON_INVERTED       0x00
79 #define VP_CLK_CTRL1_INVERTED           0x02
80
81 /* ------------------------------------------------------------------ */
82 /* Defines for Video Output Port Register at address 0x196            */
83
84 /* Bits 2 to 0: VSYNC pin video vertical sync type */
85
86 #define VP_VS_TYPE_MASK                 0x07
87
88 #define VP_VS_TYPE_OFF                  0x00
89 #define VP_VS_TYPE_V123                 0x01
90 #define VP_VS_TYPE_V_ITU                0x02
91 #define VP_VS_TYPE_VGATE_L              0x03
92 #define VP_VS_TYPE_RESERVED1            0x04
93 #define VP_VS_TYPE_RESERVED2            0x05
94 #define VP_VS_TYPE_F_ITU                0x06
95 #define VP_VS_TYPE_SC_FID               0x07
96
97 /* ------------------------------------------------------------------ */
98 /* data structs for video                                             */
99
100 static int video_out[][9] = {
101         [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
102 };
103
104 static struct saa7134_format formats[] = {
105         {
106                 .name     = "8 bpp gray",
107                 .fourcc   = V4L2_PIX_FMT_GREY,
108                 .depth    = 8,
109                 .pm       = 0x06,
110         },{
111                 .name     = "15 bpp RGB, le",
112                 .fourcc   = V4L2_PIX_FMT_RGB555,
113                 .depth    = 16,
114                 .pm       = 0x13 | 0x80,
115         },{
116                 .name     = "15 bpp RGB, be",
117                 .fourcc   = V4L2_PIX_FMT_RGB555X,
118                 .depth    = 16,
119                 .pm       = 0x13 | 0x80,
120                 .bswap    = 1,
121         },{
122                 .name     = "16 bpp RGB, le",
123                 .fourcc   = V4L2_PIX_FMT_RGB565,
124                 .depth    = 16,
125                 .pm       = 0x10 | 0x80,
126         },{
127                 .name     = "16 bpp RGB, be",
128                 .fourcc   = V4L2_PIX_FMT_RGB565X,
129                 .depth    = 16,
130                 .pm       = 0x10 | 0x80,
131                 .bswap    = 1,
132         },{
133                 .name     = "24 bpp RGB, le",
134                 .fourcc   = V4L2_PIX_FMT_BGR24,
135                 .depth    = 24,
136                 .pm       = 0x11,
137         },{
138                 .name     = "24 bpp RGB, be",
139                 .fourcc   = V4L2_PIX_FMT_RGB24,
140                 .depth    = 24,
141                 .pm       = 0x11,
142                 .bswap    = 1,
143         },{
144                 .name     = "32 bpp RGB, le",
145                 .fourcc   = V4L2_PIX_FMT_BGR32,
146                 .depth    = 32,
147                 .pm       = 0x12,
148         },{
149                 .name     = "32 bpp RGB, be",
150                 .fourcc   = V4L2_PIX_FMT_RGB32,
151                 .depth    = 32,
152                 .pm       = 0x12,
153                 .bswap    = 1,
154                 .wswap    = 1,
155         },{
156                 .name     = "4:2:2 packed, YUYV",
157                 .fourcc   = V4L2_PIX_FMT_YUYV,
158                 .depth    = 16,
159                 .pm       = 0x00,
160                 .bswap    = 1,
161                 .yuv      = 1,
162         },{
163                 .name     = "4:2:2 packed, UYVY",
164                 .fourcc   = V4L2_PIX_FMT_UYVY,
165                 .depth    = 16,
166                 .pm       = 0x00,
167                 .yuv      = 1,
168         },{
169                 .name     = "4:2:2 planar, Y-Cb-Cr",
170                 .fourcc   = V4L2_PIX_FMT_YUV422P,
171                 .depth    = 16,
172                 .pm       = 0x09,
173                 .yuv      = 1,
174                 .planar   = 1,
175                 .hshift   = 1,
176                 .vshift   = 0,
177         },{
178                 .name     = "4:2:0 planar, Y-Cb-Cr",
179                 .fourcc   = V4L2_PIX_FMT_YUV420,
180                 .depth    = 12,
181                 .pm       = 0x0a,
182                 .yuv      = 1,
183                 .planar   = 1,
184                 .hshift   = 1,
185                 .vshift   = 1,
186         },{
187                 .name     = "4:2:0 planar, Y-Cb-Cr",
188                 .fourcc   = V4L2_PIX_FMT_YVU420,
189                 .depth    = 12,
190                 .pm       = 0x0a,
191                 .yuv      = 1,
192                 .planar   = 1,
193                 .uvswap   = 1,
194                 .hshift   = 1,
195                 .vshift   = 1,
196         }
197 };
198 #define FORMATS ARRAY_SIZE(formats)
199
200 #define NORM_625_50                     \
201                 .h_start       = 0,     \
202                 .h_stop        = 719,   \
203                 .video_v_start = 24,    \
204                 .video_v_stop  = 311,   \
205                 .vbi_v_start_0 = 7,     \
206                 .vbi_v_stop_0  = 22,    \
207                 .vbi_v_start_1 = 319,   \
208                 .src_timing    = 4
209
210 #define NORM_525_60                     \
211                 .h_start       = 0,     \
212                 .h_stop        = 703,   \
213                 .video_v_start = 23,    \
214                 .video_v_stop  = 262,   \
215                 .vbi_v_start_0 = 10,    \
216                 .vbi_v_stop_0  = 21,    \
217                 .vbi_v_start_1 = 273,   \
218                 .src_timing    = 7
219
220 static struct saa7134_tvnorm tvnorms[] = {
221         {
222                 .name          = "PAL", /* autodetect */
223                 .id            = V4L2_STD_PAL,
224                 NORM_625_50,
225
226                 .sync_control  = 0x18,
227                 .luma_control  = 0x40,
228                 .chroma_ctrl1  = 0x81,
229                 .chroma_gain   = 0x2a,
230                 .chroma_ctrl2  = 0x06,
231                 .vgate_misc    = 0x1c,
232
233         },{
234                 .name          = "PAL-BG",
235                 .id            = V4L2_STD_PAL_BG,
236                 NORM_625_50,
237
238                 .sync_control  = 0x18,
239                 .luma_control  = 0x40,
240                 .chroma_ctrl1  = 0x81,
241                 .chroma_gain   = 0x2a,
242                 .chroma_ctrl2  = 0x06,
243                 .vgate_misc    = 0x1c,
244
245         },{
246                 .name          = "PAL-I",
247                 .id            = V4L2_STD_PAL_I,
248                 NORM_625_50,
249
250                 .sync_control  = 0x18,
251                 .luma_control  = 0x40,
252                 .chroma_ctrl1  = 0x81,
253                 .chroma_gain   = 0x2a,
254                 .chroma_ctrl2  = 0x06,
255                 .vgate_misc    = 0x1c,
256
257         },{
258                 .name          = "PAL-DK",
259                 .id            = V4L2_STD_PAL_DK,
260                 NORM_625_50,
261
262                 .sync_control  = 0x18,
263                 .luma_control  = 0x40,
264                 .chroma_ctrl1  = 0x81,
265                 .chroma_gain   = 0x2a,
266                 .chroma_ctrl2  = 0x06,
267                 .vgate_misc    = 0x1c,
268
269         },{
270                 .name          = "NTSC",
271                 .id            = V4L2_STD_NTSC,
272                 NORM_525_60,
273
274                 .sync_control  = 0x59,
275                 .luma_control  = 0x40,
276                 .chroma_ctrl1  = 0x89,
277                 .chroma_gain   = 0x2a,
278                 .chroma_ctrl2  = 0x0e,
279                 .vgate_misc    = 0x18,
280
281         },{
282                 .name          = "SECAM",
283                 .id            = V4L2_STD_SECAM,
284                 NORM_625_50,
285
286                 .sync_control  = 0x18,
287                 .luma_control  = 0x1b,
288                 .chroma_ctrl1  = 0xd1,
289                 .chroma_gain   = 0x80,
290                 .chroma_ctrl2  = 0x00,
291                 .vgate_misc    = 0x1c,
292
293         },{
294                 .name          = "SECAM-DK",
295                 .id            = V4L2_STD_SECAM_DK,
296                 NORM_625_50,
297
298                 .sync_control  = 0x18,
299                 .luma_control  = 0x1b,
300                 .chroma_ctrl1  = 0xd1,
301                 .chroma_gain   = 0x80,
302                 .chroma_ctrl2  = 0x00,
303                 .vgate_misc    = 0x1c,
304
305         },{
306                 .name          = "SECAM-L",
307                 .id            = V4L2_STD_SECAM_L,
308                 NORM_625_50,
309
310                 .sync_control  = 0x18,
311                 .luma_control  = 0x1b,
312                 .chroma_ctrl1  = 0xd1,
313                 .chroma_gain   = 0x80,
314                 .chroma_ctrl2  = 0x00,
315                 .vgate_misc    = 0x1c,
316
317         },{
318                 .name          = "SECAM-Lc",
319                 .id            = V4L2_STD_SECAM_LC,
320                 NORM_625_50,
321
322                 .sync_control  = 0x18,
323                 .luma_control  = 0x1b,
324                 .chroma_ctrl1  = 0xd1,
325                 .chroma_gain   = 0x80,
326                 .chroma_ctrl2  = 0x00,
327                 .vgate_misc    = 0x1c,
328
329         },{
330                 .name          = "PAL-M",
331                 .id            = V4L2_STD_PAL_M,
332                 NORM_525_60,
333
334                 .sync_control  = 0x59,
335                 .luma_control  = 0x40,
336                 .chroma_ctrl1  = 0xb9,
337                 .chroma_gain   = 0x2a,
338                 .chroma_ctrl2  = 0x0e,
339                 .vgate_misc    = 0x18,
340
341         },{
342                 .name          = "PAL-Nc",
343                 .id            = V4L2_STD_PAL_Nc,
344                 NORM_625_50,
345
346                 .sync_control  = 0x18,
347                 .luma_control  = 0x40,
348                 .chroma_ctrl1  = 0xa1,
349                 .chroma_gain   = 0x2a,
350                 .chroma_ctrl2  = 0x06,
351                 .vgate_misc    = 0x1c,
352
353         },{
354                 .name          = "PAL-60",
355                 .id            = V4L2_STD_PAL_60,
356
357                 .h_start       = 0,
358                 .h_stop        = 719,
359                 .video_v_start = 23,
360                 .video_v_stop  = 262,
361                 .vbi_v_start_0 = 10,
362                 .vbi_v_stop_0  = 21,
363                 .vbi_v_start_1 = 273,
364                 .src_timing    = 7,
365
366                 .sync_control  = 0x18,
367                 .luma_control  = 0x40,
368                 .chroma_ctrl1  = 0x81,
369                 .chroma_gain   = 0x2a,
370                 .chroma_ctrl2  = 0x06,
371                 .vgate_misc    = 0x1c,
372         }
373 };
374 #define TVNORMS ARRAY_SIZE(tvnorms)
375
376 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_PRIVATE_BASE + 0)
377 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_PRIVATE_BASE + 1)
378 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_PRIVATE_BASE + 2)
379 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_PRIVATE_BASE + 3)
380 #define V4L2_CID_PRIVATE_LASTP1      (V4L2_CID_PRIVATE_BASE + 4)
381
382 static const struct v4l2_queryctrl no_ctrl = {
383         .name  = "42",
384         .flags = V4L2_CTRL_FLAG_DISABLED,
385 };
386 static const struct v4l2_queryctrl video_ctrls[] = {
387         /* --- video --- */
388         {
389                 .id            = V4L2_CID_BRIGHTNESS,
390                 .name          = "Brightness",
391                 .minimum       = 0,
392                 .maximum       = 255,
393                 .step          = 1,
394                 .default_value = 128,
395                 .type          = V4L2_CTRL_TYPE_INTEGER,
396         },{
397                 .id            = V4L2_CID_CONTRAST,
398                 .name          = "Contrast",
399                 .minimum       = 0,
400                 .maximum       = 127,
401                 .step          = 1,
402                 .default_value = 68,
403                 .type          = V4L2_CTRL_TYPE_INTEGER,
404         },{
405                 .id            = V4L2_CID_SATURATION,
406                 .name          = "Saturation",
407                 .minimum       = 0,
408                 .maximum       = 127,
409                 .step          = 1,
410                 .default_value = 64,
411                 .type          = V4L2_CTRL_TYPE_INTEGER,
412         },{
413                 .id            = V4L2_CID_HUE,
414                 .name          = "Hue",
415                 .minimum       = -128,
416                 .maximum       = 127,
417                 .step          = 1,
418                 .default_value = 0,
419                 .type          = V4L2_CTRL_TYPE_INTEGER,
420         },{
421                 .id            = V4L2_CID_HFLIP,
422                 .name          = "Mirror",
423                 .minimum       = 0,
424                 .maximum       = 1,
425                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
426         },
427         /* --- audio --- */
428         {
429                 .id            = V4L2_CID_AUDIO_MUTE,
430                 .name          = "Mute",
431                 .minimum       = 0,
432                 .maximum       = 1,
433                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
434         },{
435                 .id            = V4L2_CID_AUDIO_VOLUME,
436                 .name          = "Volume",
437                 .minimum       = -15,
438                 .maximum       = 15,
439                 .step          = 1,
440                 .default_value = 0,
441                 .type          = V4L2_CTRL_TYPE_INTEGER,
442         },
443         /* --- private --- */
444         {
445                 .id            = V4L2_CID_PRIVATE_INVERT,
446                 .name          = "Invert",
447                 .minimum       = 0,
448                 .maximum       = 1,
449                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
450         },{
451                 .id            = V4L2_CID_PRIVATE_Y_ODD,
452                 .name          = "y offset odd field",
453                 .minimum       = 0,
454                 .maximum       = 128,
455                 .default_value = 0,
456                 .type          = V4L2_CTRL_TYPE_INTEGER,
457         },{
458                 .id            = V4L2_CID_PRIVATE_Y_EVEN,
459                 .name          = "y offset even field",
460                 .minimum       = 0,
461                 .maximum       = 128,
462                 .default_value = 0,
463                 .type          = V4L2_CTRL_TYPE_INTEGER,
464         },{
465                 .id            = V4L2_CID_PRIVATE_AUTOMUTE,
466                 .name          = "automute",
467                 .minimum       = 0,
468                 .maximum       = 1,
469                 .default_value = 1,
470                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
471         }
472 };
473 static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
474
475 static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
476 {
477         unsigned int i;
478
479         for (i = 0; i < CTRLS; i++)
480                 if (video_ctrls[i].id == id)
481                         return video_ctrls+i;
482         return NULL;
483 }
484
485 static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
486 {
487         unsigned int i;
488
489         for (i = 0; i < FORMATS; i++)
490                 if (formats[i].fourcc == fourcc)
491                         return formats+i;
492         return NULL;
493 }
494
495 /* ----------------------------------------------------------------------- */
496 /* resource management                                                     */
497
498 static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
499 {
500         if (fh->resources & bit)
501                 /* have it already allocated */
502                 return 1;
503
504         /* is it free? */
505         mutex_lock(&dev->lock);
506         if (dev->resources & bit) {
507                 /* no, someone else uses it */
508                 mutex_unlock(&dev->lock);
509                 return 0;
510         }
511         /* it's free, grab it */
512         fh->resources  |= bit;
513         dev->resources |= bit;
514         dprintk("res: get %d\n",bit);
515         mutex_unlock(&dev->lock);
516         return 1;
517 }
518
519 static int res_check(struct saa7134_fh *fh, unsigned int bit)
520 {
521         return (fh->resources & bit);
522 }
523
524 static int res_locked(struct saa7134_dev *dev, unsigned int bit)
525 {
526         return (dev->resources & bit);
527 }
528
529 static
530 void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
531 {
532         BUG_ON((fh->resources & bits) != bits);
533
534         mutex_lock(&dev->lock);
535         fh->resources  &= ~bits;
536         dev->resources &= ~bits;
537         dprintk("res: put %d\n",bits);
538         mutex_unlock(&dev->lock);
539 }
540
541 /* ------------------------------------------------------------------ */
542
543 static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
544 {
545         dprintk("set tv norm = %s\n",norm->name);
546         dev->tvnorm = norm;
547
548         /* setup cropping */
549         dev->crop_bounds.left    = norm->h_start;
550         dev->crop_defrect.left   = norm->h_start;
551         dev->crop_bounds.width   = norm->h_stop - norm->h_start +1;
552         dev->crop_defrect.width  = norm->h_stop - norm->h_start +1;
553
554         dev->crop_bounds.top     = (norm->vbi_v_stop_0+1)*2;
555         dev->crop_defrect.top    = norm->video_v_start*2;
556         dev->crop_bounds.height  = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
557                 - dev->crop_bounds.top;
558         dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
559
560         dev->crop_current = dev->crop_defrect;
561
562         saa7134_set_tvnorm_hw(dev);
563 }
564
565 static void video_mux(struct saa7134_dev *dev, int input)
566 {
567         dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
568         dev->ctl_input = input;
569         set_tvnorm(dev, dev->tvnorm);
570         saa7134_tvaudio_setinput(dev, &card_in(dev, input));
571 }
572
573
574 static void saa7134_set_decoder(struct saa7134_dev *dev)
575 {
576         int luma_control, sync_control, mux;
577
578         struct saa7134_tvnorm *norm = dev->tvnorm;
579         mux = card_in(dev, dev->ctl_input).vmux;
580
581         luma_control = norm->luma_control;
582         sync_control = norm->sync_control;
583
584         if (mux > 5)
585                 luma_control |= 0x80; /* svideo */
586         if (noninterlaced || dev->nosignal)
587                 sync_control |= 0x20;
588
589         /* setup video decoder */
590         saa_writeb(SAA7134_INCR_DELAY,            0x08);
591         saa_writeb(SAA7134_ANALOG_IN_CTRL1,       0xc0 | mux);
592         saa_writeb(SAA7134_ANALOG_IN_CTRL2,       0x00);
593
594         saa_writeb(SAA7134_ANALOG_IN_CTRL3,       0x90);
595         saa_writeb(SAA7134_ANALOG_IN_CTRL4,       0x90);
596         saa_writeb(SAA7134_HSYNC_START,           0xeb);
597         saa_writeb(SAA7134_HSYNC_STOP,            0xe0);
598         saa_writeb(SAA7134_SOURCE_TIMING1,        norm->src_timing);
599
600         saa_writeb(SAA7134_SYNC_CTRL,             sync_control);
601         saa_writeb(SAA7134_LUMA_CTRL,             luma_control);
602         saa_writeb(SAA7134_DEC_LUMA_BRIGHT,       dev->ctl_bright);
603
604         saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
605                 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
606
607         saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
608                 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
609
610         saa_writeb(SAA7134_DEC_CHROMA_HUE,        dev->ctl_hue);
611         saa_writeb(SAA7134_CHROMA_CTRL1,          norm->chroma_ctrl1);
612         saa_writeb(SAA7134_CHROMA_GAIN,           norm->chroma_gain);
613
614         saa_writeb(SAA7134_CHROMA_CTRL2,          norm->chroma_ctrl2);
615         saa_writeb(SAA7134_MODE_DELAY_CTRL,       0x00);
616
617         saa_writeb(SAA7134_ANALOG_ADC,            0x01);
618         saa_writeb(SAA7134_VGATE_START,           0x11);
619         saa_writeb(SAA7134_VGATE_STOP,            0xfe);
620         saa_writeb(SAA7134_MISC_VGATE_MSB,        norm->vgate_misc);
621         saa_writeb(SAA7134_RAW_DATA_GAIN,         0x40);
622         saa_writeb(SAA7134_RAW_DATA_OFFSET,       0x80);
623 }
624
625 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
626 {
627         saa7134_set_decoder(dev);
628
629         if (card_in(dev, dev->ctl_input).tv)
630                 saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &dev->tvnorm->id);
631         /* Set the correct norm for the saa6752hs. This function
632            does nothing if there is no saa6752hs. */
633         saa7134_i2c_call_saa6752(dev, VIDIOC_S_STD, &dev->tvnorm->id);
634 }
635
636 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
637 {
638         static const struct {
639                 int xpsc;
640                 int xacl;
641                 int xc2_1;
642                 int xdcg;
643                 int vpfy;
644         } vals[] = {
645                 /* XPSC XACL XC2_1 XDCG VPFY */
646                 {    1,   0,    0,    0,   0 },
647                 {    2,   2,    1,    2,   2 },
648                 {    3,   4,    1,    3,   2 },
649                 {    4,   8,    1,    4,   2 },
650                 {    5,   8,    1,    4,   2 },
651                 {    6,   8,    1,    4,   3 },
652                 {    7,   8,    1,    4,   3 },
653                 {    8,  15,    0,    4,   3 },
654                 {    9,  15,    0,    4,   3 },
655                 {   10,  16,    1,    5,   3 },
656         };
657         static const int count = ARRAY_SIZE(vals);
658         int i;
659
660         for (i = 0; i < count; i++)
661                 if (vals[i].xpsc == prescale)
662                         break;
663         if (i == count)
664                 return;
665
666         saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
667         saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
668         saa_writeb(SAA7134_LEVEL_CTRL(task),
669                    (vals[i].xc2_1 << 3) | (vals[i].xdcg));
670         saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
671                    (vals[i].vpfy << 2) | vals[i].vpfy);
672 }
673
674 static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
675 {
676         int val,mirror;
677
678         saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale &  0xff);
679         saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
680
681         mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
682         if (yscale < 2048) {
683                 /* LPI */
684                 dprintk("yscale LPI yscale=%d\n",yscale);
685                 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
686                 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
687                 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
688         } else {
689                 /* ACM */
690                 val = 0x40 * 1024 / yscale;
691                 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
692                 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
693                 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
694                 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
695         }
696         saa_writeb(SAA7134_LUMA_BRIGHT(task),       0x80);
697 }
698
699 static void set_size(struct saa7134_dev *dev, int task,
700                      int width, int height, int interlace)
701 {
702         int prescale,xscale,yscale,y_even,y_odd;
703         int h_start, h_stop, v_start, v_stop;
704         int div = interlace ? 2 : 1;
705
706         /* setup video scaler */
707         h_start = dev->crop_current.left;
708         v_start = dev->crop_current.top/2;
709         h_stop  = (dev->crop_current.left + dev->crop_current.width -1);
710         v_stop  = (dev->crop_current.top + dev->crop_current.height -1)/2;
711
712         saa_writeb(SAA7134_VIDEO_H_START1(task), h_start &  0xff);
713         saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
714         saa_writeb(SAA7134_VIDEO_H_STOP1(task),  h_stop  &  0xff);
715         saa_writeb(SAA7134_VIDEO_H_STOP2(task),  h_stop  >> 8);
716         saa_writeb(SAA7134_VIDEO_V_START1(task), v_start &  0xff);
717         saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
718         saa_writeb(SAA7134_VIDEO_V_STOP1(task),  v_stop  &  0xff);
719         saa_writeb(SAA7134_VIDEO_V_STOP2(task),  v_stop  >> 8);
720
721         prescale = dev->crop_current.width / width;
722         if (0 == prescale)
723                 prescale = 1;
724         xscale = 1024 * dev->crop_current.width / prescale / width;
725         yscale = 512 * div * dev->crop_current.height / height;
726         dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
727         set_h_prescale(dev,task,prescale);
728         saa_writeb(SAA7134_H_SCALE_INC1(task),      xscale &  0xff);
729         saa_writeb(SAA7134_H_SCALE_INC2(task),      xscale >> 8);
730         set_v_scale(dev,task,yscale);
731
732         saa_writeb(SAA7134_VIDEO_PIXELS1(task),     width  & 0xff);
733         saa_writeb(SAA7134_VIDEO_PIXELS2(task),     width  >> 8);
734         saa_writeb(SAA7134_VIDEO_LINES1(task),      height/div & 0xff);
735         saa_writeb(SAA7134_VIDEO_LINES2(task),      height/div >> 8);
736
737         /* deinterlace y offsets */
738         y_odd  = dev->ctl_y_odd;
739         y_even = dev->ctl_y_even;
740         saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
741         saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
742         saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
743         saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
744 }
745
746 /* ------------------------------------------------------------------ */
747
748 struct cliplist {
749         __u16 position;
750         __u8  enable;
751         __u8  disable;
752 };
753
754 static void set_cliplist(struct saa7134_dev *dev, int reg,
755                         struct cliplist *cl, int entries, char *name)
756 {
757         __u8 winbits = 0;
758         int i;
759
760         for (i = 0; i < entries; i++) {
761                 winbits |= cl[i].enable;
762                 winbits &= ~cl[i].disable;
763                 if (i < 15 && cl[i].position == cl[i+1].position)
764                         continue;
765                 saa_writeb(reg + 0, winbits);
766                 saa_writeb(reg + 2, cl[i].position & 0xff);
767                 saa_writeb(reg + 3, cl[i].position >> 8);
768                 dprintk("clip: %s winbits=%02x pos=%d\n",
769                         name,winbits,cl[i].position);
770                 reg += 8;
771         }
772         for (; reg < 0x400; reg += 8) {
773                 saa_writeb(reg+ 0, 0);
774                 saa_writeb(reg + 1, 0);
775                 saa_writeb(reg + 2, 0);
776                 saa_writeb(reg + 3, 0);
777         }
778 }
779
780 static int clip_range(int val)
781 {
782         if (val < 0)
783                 val = 0;
784         return val;
785 }
786
787 /* Sort into smallest position first order */
788 static int cliplist_cmp(const void *a, const void *b)
789 {
790         const struct cliplist *cla = a;
791         const struct cliplist *clb = b;
792         if (cla->position < clb->position)
793                 return -1;
794         if (cla->position > clb->position)
795                 return 1;
796         return 0;
797 }
798
799 static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
800                           int nclips, int interlace)
801 {
802         struct cliplist col[16], row[16];
803         int cols = 0, rows = 0, i;
804         int div = interlace ? 2 : 1;
805
806         memset(col, 0, sizeof(col));
807         memset(row, 0, sizeof(row));
808         for (i = 0; i < nclips && i < 8; i++) {
809                 col[cols].position = clip_range(clips[i].c.left);
810                 col[cols].enable   = (1 << i);
811                 cols++;
812                 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
813                 col[cols].disable  = (1 << i);
814                 cols++;
815                 row[rows].position = clip_range(clips[i].c.top / div);
816                 row[rows].enable   = (1 << i);
817                 rows++;
818                 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
819                                                 / div);
820                 row[rows].disable  = (1 << i);
821                 rows++;
822         }
823         sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
824         sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
825         set_cliplist(dev,0x380,col,cols,"cols");
826         set_cliplist(dev,0x384,row,rows,"rows");
827         return 0;
828 }
829
830 static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
831 {
832         enum v4l2_field field;
833         int maxw, maxh;
834
835         if (NULL == dev->ovbuf.base)
836                 return -EINVAL;
837         if (NULL == dev->ovfmt)
838                 return -EINVAL;
839         if (win->w.width < 48 || win->w.height <  32)
840                 return -EINVAL;
841         if (win->clipcount > 2048)
842                 return -EINVAL;
843
844         field = win->field;
845         maxw  = dev->crop_current.width;
846         maxh  = dev->crop_current.height;
847
848         if (V4L2_FIELD_ANY == field) {
849                 field = (win->w.height > maxh/2)
850                         ? V4L2_FIELD_INTERLACED
851                         : V4L2_FIELD_TOP;
852         }
853         switch (field) {
854         case V4L2_FIELD_TOP:
855         case V4L2_FIELD_BOTTOM:
856                 maxh = maxh / 2;
857                 break;
858         case V4L2_FIELD_INTERLACED:
859                 break;
860         default:
861                 return -EINVAL;
862         }
863
864         win->field = field;
865         if (win->w.width > maxw)
866                 win->w.width = maxw;
867         if (win->w.height > maxh)
868                 win->w.height = maxh;
869         return 0;
870 }
871
872 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
873 {
874         unsigned long base,control,bpl;
875         int err;
876
877         err = verify_preview(dev,&fh->win);
878         if (0 != err)
879                 return err;
880
881         dev->ovfield = fh->win.field;
882         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
883                 fh->win.w.width,fh->win.w.height,
884                 fh->win.w.left,fh->win.w.top,
885                 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
886
887         /* setup window + clipping */
888         set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
889                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
890         setup_clipping(dev,fh->clips,fh->nclips,
891                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
892         if (dev->ovfmt->yuv)
893                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
894         else
895                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
896         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
897
898         /* dma: setup channel 1 (= Video Task B) */
899         base  = (unsigned long)dev->ovbuf.base;
900         base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
901         base += dev->ovfmt->depth/8         * fh->win.w.left;
902         bpl   = dev->ovbuf.fmt.bytesperline;
903         control = SAA7134_RS_CONTROL_BURST_16;
904         if (dev->ovfmt->bswap)
905                 control |= SAA7134_RS_CONTROL_BSWAP;
906         if (dev->ovfmt->wswap)
907                 control |= SAA7134_RS_CONTROL_WSWAP;
908         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
909                 saa_writel(SAA7134_RS_BA1(1),base);
910                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
911                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
912                 saa_writel(SAA7134_RS_CONTROL(1),control);
913         } else {
914                 saa_writel(SAA7134_RS_BA1(1),base);
915                 saa_writel(SAA7134_RS_BA2(1),base);
916                 saa_writel(SAA7134_RS_PITCH(1),bpl);
917                 saa_writel(SAA7134_RS_CONTROL(1),control);
918         }
919
920         /* start dma */
921         dev->ovenable = 1;
922         saa7134_set_dmabits(dev);
923
924         return 0;
925 }
926
927 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
928 {
929         dev->ovenable = 0;
930         saa7134_set_dmabits(dev);
931         return 0;
932 }
933
934 /* ------------------------------------------------------------------ */
935
936 static int buffer_activate(struct saa7134_dev *dev,
937                            struct saa7134_buf *buf,
938                            struct saa7134_buf *next)
939 {
940         unsigned long base,control,bpl;
941         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
942
943         dprintk("buffer_activate buf=%p\n",buf);
944         buf->vb.state = VIDEOBUF_ACTIVE;
945         buf->top_seen = 0;
946
947         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
948                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
949         if (buf->fmt->yuv)
950                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
951         else
952                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
953         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
954
955         /* DMA: setup channel 0 (= Video Task A0) */
956         base  = saa7134_buffer_base(buf);
957         if (buf->fmt->planar)
958                 bpl = buf->vb.width;
959         else
960                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
961         control = SAA7134_RS_CONTROL_BURST_16 |
962                 SAA7134_RS_CONTROL_ME |
963                 (buf->pt->dma >> 12);
964         if (buf->fmt->bswap)
965                 control |= SAA7134_RS_CONTROL_BSWAP;
966         if (buf->fmt->wswap)
967                 control |= SAA7134_RS_CONTROL_WSWAP;
968         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
969                 /* interlaced */
970                 saa_writel(SAA7134_RS_BA1(0),base);
971                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
972                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
973         } else {
974                 /* non-interlaced */
975                 saa_writel(SAA7134_RS_BA1(0),base);
976                 saa_writel(SAA7134_RS_BA2(0),base);
977                 saa_writel(SAA7134_RS_PITCH(0),bpl);
978         }
979         saa_writel(SAA7134_RS_CONTROL(0),control);
980
981         if (buf->fmt->planar) {
982                 /* DMA: setup channel 4+5 (= planar task A) */
983                 bpl_uv   = bpl >> buf->fmt->hshift;
984                 lines_uv = buf->vb.height >> buf->fmt->vshift;
985                 base2    = base + bpl * buf->vb.height;
986                 base3    = base2 + bpl_uv * lines_uv;
987                 if (buf->fmt->uvswap)
988                         tmp = base2, base2 = base3, base3 = tmp;
989                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
990                         bpl_uv,lines_uv,base2,base3);
991                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
992                         /* interlaced */
993                         saa_writel(SAA7134_RS_BA1(4),base2);
994                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
995                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
996                         saa_writel(SAA7134_RS_BA1(5),base3);
997                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
998                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
999                 } else {
1000                         /* non-interlaced */
1001                         saa_writel(SAA7134_RS_BA1(4),base2);
1002                         saa_writel(SAA7134_RS_BA2(4),base2);
1003                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1004                         saa_writel(SAA7134_RS_BA1(5),base3);
1005                         saa_writel(SAA7134_RS_BA2(5),base3);
1006                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1007                 }
1008                 saa_writel(SAA7134_RS_CONTROL(4),control);
1009                 saa_writel(SAA7134_RS_CONTROL(5),control);
1010         }
1011
1012         /* start DMA */
1013         saa7134_set_dmabits(dev);
1014         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1015         return 0;
1016 }
1017
1018 static int buffer_prepare(struct videobuf_queue *q,
1019                           struct videobuf_buffer *vb,
1020                           enum v4l2_field field)
1021 {
1022         struct saa7134_fh *fh = q->priv_data;
1023         struct saa7134_dev *dev = fh->dev;
1024         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1025         unsigned int size;
1026         int err;
1027
1028         /* sanity checks */
1029         if (NULL == fh->fmt)
1030                 return -EINVAL;
1031         if (fh->width    < 48 ||
1032             fh->height   < 32 ||
1033             fh->width/4  > dev->crop_current.width  ||
1034             fh->height/4 > dev->crop_current.height ||
1035             fh->width    > dev->crop_bounds.width  ||
1036             fh->height   > dev->crop_bounds.height)
1037                 return -EINVAL;
1038         size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1039         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1040                 return -EINVAL;
1041
1042         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1043                 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1044                 fh->fmt->name);
1045         if (buf->vb.width  != fh->width  ||
1046             buf->vb.height != fh->height ||
1047             buf->vb.size   != size       ||
1048             buf->vb.field  != field      ||
1049             buf->fmt       != fh->fmt) {
1050                 saa7134_dma_free(q,buf);
1051         }
1052
1053         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1054                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1055
1056                 buf->vb.width  = fh->width;
1057                 buf->vb.height = fh->height;
1058                 buf->vb.size   = size;
1059                 buf->vb.field  = field;
1060                 buf->fmt       = fh->fmt;
1061                 buf->pt        = &fh->pt_cap;
1062
1063                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1064                 if (err)
1065                         goto oops;
1066                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1067                                             dma->sglist,
1068                                             dma->sglen,
1069                                             saa7134_buffer_startpage(buf));
1070                 if (err)
1071                         goto oops;
1072         }
1073         buf->vb.state = VIDEOBUF_PREPARED;
1074         buf->activate = buffer_activate;
1075         return 0;
1076
1077  oops:
1078         saa7134_dma_free(q,buf);
1079         return err;
1080 }
1081
1082 static int
1083 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1084 {
1085         struct saa7134_fh *fh = q->priv_data;
1086
1087         *size = fh->fmt->depth * fh->width * fh->height >> 3;
1088         if (0 == *count)
1089                 *count = gbuffers;
1090         *count = saa7134_buffer_count(*size,*count);
1091         return 0;
1092 }
1093
1094 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1095 {
1096         struct saa7134_fh *fh = q->priv_data;
1097         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1098
1099         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1100 }
1101
1102 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1103 {
1104         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1105
1106         saa7134_dma_free(q,buf);
1107 }
1108
1109 static struct videobuf_queue_ops video_qops = {
1110         .buf_setup    = buffer_setup,
1111         .buf_prepare  = buffer_prepare,
1112         .buf_queue    = buffer_queue,
1113         .buf_release  = buffer_release,
1114 };
1115
1116 /* ------------------------------------------------------------------ */
1117
1118 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1119 {
1120         const struct v4l2_queryctrl* ctrl;
1121
1122         ctrl = ctrl_by_id(c->id);
1123         if (NULL == ctrl)
1124                 return -EINVAL;
1125         switch (c->id) {
1126         case V4L2_CID_BRIGHTNESS:
1127                 c->value = dev->ctl_bright;
1128                 break;
1129         case V4L2_CID_HUE:
1130                 c->value = dev->ctl_hue;
1131                 break;
1132         case V4L2_CID_CONTRAST:
1133                 c->value = dev->ctl_contrast;
1134                 break;
1135         case V4L2_CID_SATURATION:
1136                 c->value = dev->ctl_saturation;
1137                 break;
1138         case V4L2_CID_AUDIO_MUTE:
1139                 c->value = dev->ctl_mute;
1140                 break;
1141         case V4L2_CID_AUDIO_VOLUME:
1142                 c->value = dev->ctl_volume;
1143                 break;
1144         case V4L2_CID_PRIVATE_INVERT:
1145                 c->value = dev->ctl_invert;
1146                 break;
1147         case V4L2_CID_HFLIP:
1148                 c->value = dev->ctl_mirror;
1149                 break;
1150         case V4L2_CID_PRIVATE_Y_EVEN:
1151                 c->value = dev->ctl_y_even;
1152                 break;
1153         case V4L2_CID_PRIVATE_Y_ODD:
1154                 c->value = dev->ctl_y_odd;
1155                 break;
1156         case V4L2_CID_PRIVATE_AUTOMUTE:
1157                 c->value = dev->ctl_automute;
1158                 break;
1159         default:
1160                 return -EINVAL;
1161         }
1162         return 0;
1163 }
1164 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1165
1166 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1167 {
1168         struct saa7134_fh *fh = priv;
1169
1170         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1171 }
1172
1173 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1174 {
1175         const struct v4l2_queryctrl* ctrl;
1176         unsigned long flags;
1177         int restart_overlay = 0;
1178         int err;
1179
1180         /* When called from the empress code fh == NULL.
1181            That needs to be fixed somehow, but for now this is
1182            good enough. */
1183         if (fh) {
1184                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1185                 if (0 != err)
1186                         return err;
1187         }
1188         err = -EINVAL;
1189
1190         mutex_lock(&dev->lock);
1191
1192         ctrl = ctrl_by_id(c->id);
1193         if (NULL == ctrl)
1194                 goto error;
1195
1196         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1197         switch (ctrl->type) {
1198         case V4L2_CTRL_TYPE_BOOLEAN:
1199         case V4L2_CTRL_TYPE_MENU:
1200         case V4L2_CTRL_TYPE_INTEGER:
1201                 if (c->value < ctrl->minimum)
1202                         c->value = ctrl->minimum;
1203                 if (c->value > ctrl->maximum)
1204                         c->value = ctrl->maximum;
1205                 break;
1206         default:
1207                 /* nothing */;
1208         };
1209         switch (c->id) {
1210         case V4L2_CID_BRIGHTNESS:
1211                 dev->ctl_bright = c->value;
1212                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1213                 break;
1214         case V4L2_CID_HUE:
1215                 dev->ctl_hue = c->value;
1216                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1217                 break;
1218         case V4L2_CID_CONTRAST:
1219                 dev->ctl_contrast = c->value;
1220                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1221                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1222                 break;
1223         case V4L2_CID_SATURATION:
1224                 dev->ctl_saturation = c->value;
1225                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1226                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1227                 break;
1228         case V4L2_CID_AUDIO_MUTE:
1229                 dev->ctl_mute = c->value;
1230                 saa7134_tvaudio_setmute(dev);
1231                 break;
1232         case V4L2_CID_AUDIO_VOLUME:
1233                 dev->ctl_volume = c->value;
1234                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1235                 break;
1236         case V4L2_CID_PRIVATE_INVERT:
1237                 dev->ctl_invert = c->value;
1238                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1239                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1240                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1241                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1242                 break;
1243         case V4L2_CID_HFLIP:
1244                 dev->ctl_mirror = c->value;
1245                 restart_overlay = 1;
1246                 break;
1247         case V4L2_CID_PRIVATE_Y_EVEN:
1248                 dev->ctl_y_even = c->value;
1249                 restart_overlay = 1;
1250                 break;
1251         case V4L2_CID_PRIVATE_Y_ODD:
1252                 dev->ctl_y_odd = c->value;
1253                 restart_overlay = 1;
1254                 break;
1255         case V4L2_CID_PRIVATE_AUTOMUTE:
1256         {
1257                 struct v4l2_priv_tun_config tda9887_cfg;
1258
1259                 tda9887_cfg.tuner = TUNER_TDA9887;
1260                 tda9887_cfg.priv = &dev->tda9887_conf;
1261
1262                 dev->ctl_automute = c->value;
1263                 if (dev->tda9887_conf) {
1264                         if (dev->ctl_automute)
1265                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1266                         else
1267                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1268
1269                         saa7134_i2c_call_clients(dev, TUNER_SET_CONFIG,
1270                                                  &tda9887_cfg);
1271                 }
1272                 break;
1273         }
1274         default:
1275                 goto error;
1276         }
1277         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1278                 spin_lock_irqsave(&dev->slock,flags);
1279                 stop_preview(dev,fh);
1280                 start_preview(dev,fh);
1281                 spin_unlock_irqrestore(&dev->slock,flags);
1282         }
1283         err = 0;
1284
1285 error:
1286         mutex_unlock(&dev->lock);
1287         return err;
1288 }
1289 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1290
1291 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1292 {
1293         struct saa7134_fh *fh = f;
1294
1295         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1296 }
1297
1298 /* ------------------------------------------------------------------ */
1299
1300 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1301 {
1302         struct videobuf_queue* q = NULL;
1303
1304         switch (fh->type) {
1305         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1306                 q = &fh->cap;
1307                 break;
1308         case V4L2_BUF_TYPE_VBI_CAPTURE:
1309                 q = &fh->vbi;
1310                 break;
1311         default:
1312                 BUG();
1313         }
1314         return q;
1315 }
1316
1317 static int saa7134_resource(struct saa7134_fh *fh)
1318 {
1319         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1320                 return RESOURCE_VIDEO;
1321
1322         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1323                 return RESOURCE_VBI;
1324
1325         BUG();
1326         return 0;
1327 }
1328
1329 static int video_open(struct inode *inode, struct file *file)
1330 {
1331         int minor = iminor(inode);
1332         struct saa7134_dev *dev;
1333         struct saa7134_fh *fh;
1334         enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1335         int radio = 0;
1336
1337         lock_kernel();
1338         list_for_each_entry(dev, &saa7134_devlist, devlist) {
1339                 if (dev->video_dev && (dev->video_dev->minor == minor))
1340                         goto found;
1341                 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1342                         radio = 1;
1343                         goto found;
1344                 }
1345                 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1346                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
1347                         goto found;
1348                 }
1349         }
1350         unlock_kernel();
1351         return -ENODEV;
1352  found:
1353
1354         dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1355                 v4l2_type_names[type]);
1356
1357         /* allocate + initialize per filehandle data */
1358         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1359         if (NULL == fh) {
1360                 unlock_kernel();
1361                 return -ENOMEM;
1362         }
1363         file->private_data = fh;
1364         fh->dev      = dev;
1365         fh->radio    = radio;
1366         fh->type     = type;
1367         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1368         fh->width    = 720;
1369         fh->height   = 576;
1370         v4l2_prio_open(&dev->prio,&fh->prio);
1371
1372         videobuf_queue_sg_init(&fh->cap, &video_qops,
1373                             &dev->pci->dev, &dev->slock,
1374                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1375                             V4L2_FIELD_INTERLACED,
1376                             sizeof(struct saa7134_buf),
1377                             fh);
1378         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1379                             &dev->pci->dev, &dev->slock,
1380                             V4L2_BUF_TYPE_VBI_CAPTURE,
1381                             V4L2_FIELD_SEQ_TB,
1382                             sizeof(struct saa7134_buf),
1383                             fh);
1384         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1385         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1386
1387         if (fh->radio) {
1388                 /* switch to radio mode */
1389                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1390                 saa7134_i2c_call_clients(dev,AUDC_SET_RADIO, NULL);
1391         } else {
1392                 /* switch to video/vbi mode */
1393                 video_mux(dev,dev->ctl_input);
1394         }
1395         unlock_kernel();
1396         return 0;
1397 }
1398
1399 static ssize_t
1400 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1401 {
1402         struct saa7134_fh *fh = file->private_data;
1403
1404         switch (fh->type) {
1405         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1406                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1407                         return -EBUSY;
1408                 return videobuf_read_one(saa7134_queue(fh),
1409                                          data, count, ppos,
1410                                          file->f_flags & O_NONBLOCK);
1411         case V4L2_BUF_TYPE_VBI_CAPTURE:
1412                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1413                         return -EBUSY;
1414                 return videobuf_read_stream(saa7134_queue(fh),
1415                                             data, count, ppos, 1,
1416                                             file->f_flags & O_NONBLOCK);
1417                 break;
1418         default:
1419                 BUG();
1420                 return 0;
1421         }
1422 }
1423
1424 static unsigned int
1425 video_poll(struct file *file, struct poll_table_struct *wait)
1426 {
1427         struct saa7134_fh *fh = file->private_data;
1428         struct videobuf_buffer *buf = NULL;
1429
1430         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1431                 return videobuf_poll_stream(file, &fh->vbi, wait);
1432
1433         if (res_check(fh,RESOURCE_VIDEO)) {
1434                 if (!list_empty(&fh->cap.stream))
1435                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1436         } else {
1437                 mutex_lock(&fh->cap.vb_lock);
1438                 if (UNSET == fh->cap.read_off) {
1439                         /* need to capture a new frame */
1440                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1441                                 goto err;
1442                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1443                                 goto err;
1444                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1445                         fh->cap.read_off = 0;
1446                 }
1447                 mutex_unlock(&fh->cap.vb_lock);
1448                 buf = fh->cap.read_buf;
1449         }
1450
1451         if (!buf)
1452                 return POLLERR;
1453
1454         poll_wait(file, &buf->done, wait);
1455         if (buf->state == VIDEOBUF_DONE ||
1456             buf->state == VIDEOBUF_ERROR)
1457                 return POLLIN|POLLRDNORM;
1458         return 0;
1459
1460 err:
1461         mutex_unlock(&fh->cap.vb_lock);
1462         return POLLERR;
1463 }
1464
1465 static int video_release(struct inode *inode, struct file *file)
1466 {
1467         struct saa7134_fh  *fh  = file->private_data;
1468         struct saa7134_dev *dev = fh->dev;
1469         unsigned long flags;
1470
1471         /* turn off overlay */
1472         if (res_check(fh, RESOURCE_OVERLAY)) {
1473                 spin_lock_irqsave(&dev->slock,flags);
1474                 stop_preview(dev,fh);
1475                 spin_unlock_irqrestore(&dev->slock,flags);
1476                 res_free(dev,fh,RESOURCE_OVERLAY);
1477         }
1478
1479         /* stop video capture */
1480         if (res_check(fh, RESOURCE_VIDEO)) {
1481                 videobuf_streamoff(&fh->cap);
1482                 res_free(dev,fh,RESOURCE_VIDEO);
1483         }
1484         if (fh->cap.read_buf) {
1485                 buffer_release(&fh->cap,fh->cap.read_buf);
1486                 kfree(fh->cap.read_buf);
1487         }
1488
1489         /* stop vbi capture */
1490         if (res_check(fh, RESOURCE_VBI)) {
1491                 videobuf_stop(&fh->vbi);
1492                 res_free(dev,fh,RESOURCE_VBI);
1493         }
1494
1495         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1496         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1497         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1498         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1499         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1500
1501         saa7134_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
1502
1503         /* free stuff */
1504         videobuf_mmap_free(&fh->cap);
1505         videobuf_mmap_free(&fh->vbi);
1506         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1507         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1508
1509         v4l2_prio_close(&dev->prio,&fh->prio);
1510         file->private_data = NULL;
1511         kfree(fh);
1512         return 0;
1513 }
1514
1515 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1516 {
1517         struct saa7134_fh *fh = file->private_data;
1518
1519         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1520 }
1521
1522 /* ------------------------------------------------------------------ */
1523
1524 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1525                                                 struct v4l2_format *f)
1526 {
1527         struct saa7134_fh *fh = priv;
1528         struct saa7134_dev *dev = fh->dev;
1529         struct saa7134_tvnorm *norm = dev->tvnorm;
1530
1531         f->fmt.vbi.sampling_rate = 6750000 * 4;
1532         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1533         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1534         f->fmt.vbi.offset = 64 * 4;
1535         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1536         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1537         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1538         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1539         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1540
1541         return 0;
1542 }
1543
1544 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1545                                 struct v4l2_format *f)
1546 {
1547         struct saa7134_fh *fh = priv;
1548
1549         f->fmt.pix.width        = fh->width;
1550         f->fmt.pix.height       = fh->height;
1551         f->fmt.pix.field        = fh->cap.field;
1552         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1553         f->fmt.pix.bytesperline =
1554                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1555         f->fmt.pix.sizeimage =
1556                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1557         return 0;
1558 }
1559
1560 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1561                                 struct v4l2_format *f)
1562 {
1563         struct saa7134_fh *fh = priv;
1564
1565         if (saa7134_no_overlay > 0) {
1566                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1567                 return -EINVAL;
1568         }
1569         f->fmt.win = fh->win;
1570
1571         return 0;
1572 }
1573
1574 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1575                                                 struct v4l2_format *f)
1576 {
1577         struct saa7134_fh *fh = priv;
1578         struct saa7134_dev *dev = fh->dev;
1579         struct saa7134_format *fmt;
1580         enum v4l2_field field;
1581         unsigned int maxw, maxh;
1582
1583         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1584         if (NULL == fmt)
1585                 return -EINVAL;
1586
1587         field = f->fmt.pix.field;
1588         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1589         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1590
1591         if (V4L2_FIELD_ANY == field) {
1592                 field = (f->fmt.pix.height > maxh/2)
1593                         ? V4L2_FIELD_INTERLACED
1594                         : V4L2_FIELD_BOTTOM;
1595         }
1596         switch (field) {
1597         case V4L2_FIELD_TOP:
1598         case V4L2_FIELD_BOTTOM:
1599                 maxh = maxh / 2;
1600                 break;
1601         case V4L2_FIELD_INTERLACED:
1602                 break;
1603         default:
1604                 return -EINVAL;
1605         }
1606
1607         f->fmt.pix.field = field;
1608         if (f->fmt.pix.width  < 48)
1609                 f->fmt.pix.width  = 48;
1610         if (f->fmt.pix.height < 32)
1611                 f->fmt.pix.height = 32;
1612         if (f->fmt.pix.width > maxw)
1613                 f->fmt.pix.width = maxw;
1614         if (f->fmt.pix.height > maxh)
1615                 f->fmt.pix.height = maxh;
1616         f->fmt.pix.width &= ~0x03;
1617         f->fmt.pix.bytesperline =
1618                 (f->fmt.pix.width * fmt->depth) >> 3;
1619         f->fmt.pix.sizeimage =
1620                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1621
1622         return 0;
1623 }
1624
1625 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1626                                                 struct v4l2_format *f)
1627 {
1628         struct saa7134_fh *fh = priv;
1629         struct saa7134_dev *dev = fh->dev;
1630
1631         if (saa7134_no_overlay > 0) {
1632                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1633                 return -EINVAL;
1634         }
1635
1636         return verify_preview(dev, &f->fmt.win);
1637 }
1638
1639 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1640                                         struct v4l2_format *f)
1641 {
1642         struct saa7134_fh *fh = priv;
1643         int err;
1644
1645         err = saa7134_try_fmt_vid_cap(file, priv, f);
1646         if (0 != err)
1647                 return err;
1648
1649         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1650         fh->width     = f->fmt.pix.width;
1651         fh->height    = f->fmt.pix.height;
1652         fh->cap.field = f->fmt.pix.field;
1653         return 0;
1654 }
1655
1656 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1657                                         struct v4l2_format *f)
1658 {
1659         struct saa7134_fh *fh = priv;
1660         struct saa7134_dev *dev = fh->dev;
1661         int err;
1662         unsigned long flags;
1663
1664         if (saa7134_no_overlay > 0) {
1665                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1666                 return -EINVAL;
1667         }
1668         err = verify_preview(dev, &f->fmt.win);
1669         if (0 != err)
1670                 return err;
1671
1672         mutex_lock(&dev->lock);
1673
1674         fh->win    = f->fmt.win;
1675         fh->nclips = f->fmt.win.clipcount;
1676
1677         if (fh->nclips > 8)
1678                 fh->nclips = 8;
1679
1680         if (copy_from_user(fh->clips, f->fmt.win.clips,
1681                            sizeof(struct v4l2_clip)*fh->nclips)) {
1682                 mutex_unlock(&dev->lock);
1683                 return -EFAULT;
1684         }
1685
1686         if (res_check(fh, RESOURCE_OVERLAY)) {
1687                 spin_lock_irqsave(&dev->slock, flags);
1688                 stop_preview(dev, fh);
1689                 start_preview(dev, fh);
1690                 spin_unlock_irqrestore(&dev->slock, flags);
1691         }
1692
1693         mutex_unlock(&dev->lock);
1694         return 0;
1695 }
1696
1697 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1698 {
1699         const struct v4l2_queryctrl *ctrl;
1700
1701         if ((c->id <  V4L2_CID_BASE ||
1702              c->id >= V4L2_CID_LASTP1) &&
1703             (c->id <  V4L2_CID_PRIVATE_BASE ||
1704              c->id >= V4L2_CID_PRIVATE_LASTP1))
1705                 return -EINVAL;
1706         ctrl = ctrl_by_id(c->id);
1707         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1708         return 0;
1709 }
1710 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1711
1712 static int saa7134_enum_input(struct file *file, void *priv,
1713                                         struct v4l2_input *i)
1714 {
1715         struct saa7134_fh *fh = priv;
1716         struct saa7134_dev *dev = fh->dev;
1717         unsigned int n;
1718
1719         n = i->index;
1720         if (n >= SAA7134_INPUT_MAX)
1721                 return -EINVAL;
1722         if (NULL == card_in(dev, i->index).name)
1723                 return -EINVAL;
1724         memset(i, 0, sizeof(*i));
1725         i->index = n;
1726         i->type  = V4L2_INPUT_TYPE_CAMERA;
1727         strcpy(i->name, card_in(dev, n).name);
1728         if (card_in(dev, n).tv)
1729                 i->type = V4L2_INPUT_TYPE_TUNER;
1730         i->audioset = 1;
1731         if (n == dev->ctl_input) {
1732                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1733                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1734
1735                 if (0 != (v1 & 0x40))
1736                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1737                 if (0 != (v2 & 0x40))
1738                         i->status |= V4L2_IN_ST_NO_SYNC;
1739                 if (0 != (v2 & 0x0e))
1740                         i->status |= V4L2_IN_ST_MACROVISION;
1741         }
1742         i->std = SAA7134_NORMS;
1743         return 0;
1744 }
1745
1746 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1747 {
1748         struct saa7134_fh *fh = priv;
1749         struct saa7134_dev *dev = fh->dev;
1750
1751         *i = dev->ctl_input;
1752         return 0;
1753 }
1754
1755 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1756 {
1757         struct saa7134_fh *fh = priv;
1758         struct saa7134_dev *dev = fh->dev;
1759         int err;
1760
1761         err = v4l2_prio_check(&dev->prio, &fh->prio);
1762         if (0 != err)
1763                 return err;
1764
1765         if (i < 0  ||  i >= SAA7134_INPUT_MAX)
1766                 return -EINVAL;
1767         if (NULL == card_in(dev, i).name)
1768                 return -EINVAL;
1769         mutex_lock(&dev->lock);
1770         video_mux(dev, i);
1771         mutex_unlock(&dev->lock);
1772         return 0;
1773 }
1774
1775 static int saa7134_querycap(struct file *file, void  *priv,
1776                                         struct v4l2_capability *cap)
1777 {
1778         struct saa7134_fh *fh = priv;
1779         struct saa7134_dev *dev = fh->dev;
1780
1781         unsigned int tuner_type = dev->tuner_type;
1782
1783         strcpy(cap->driver, "saa7134");
1784         strlcpy(cap->card, saa7134_boards[dev->board].name,
1785                 sizeof(cap->card));
1786         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1787         cap->version = SAA7134_VERSION_CODE;
1788         cap->capabilities =
1789                 V4L2_CAP_VIDEO_CAPTURE |
1790                 V4L2_CAP_VBI_CAPTURE |
1791                 V4L2_CAP_READWRITE |
1792                 V4L2_CAP_STREAMING |
1793                 V4L2_CAP_TUNER;
1794         if (saa7134_no_overlay <= 0)
1795                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1796
1797         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1798                 cap->capabilities &= ~V4L2_CAP_TUNER;
1799                 return 0;
1800 }
1801
1802 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
1803 {
1804         unsigned long flags;
1805         unsigned int i;
1806         v4l2_std_id fixup;
1807         int err;
1808
1809         /* When called from the empress code fh == NULL.
1810            That needs to be fixed somehow, but for now this is
1811            good enough. */
1812         if (fh) {
1813                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1814                 if (0 != err)
1815                         return err;
1816         } else if (res_locked(dev, RESOURCE_OVERLAY)) {
1817                 /* Don't change the std from the mpeg device
1818                    if overlay is active. */
1819                 return -EBUSY;
1820         }
1821
1822         for (i = 0; i < TVNORMS; i++)
1823                 if (*id == tvnorms[i].id)
1824                         break;
1825
1826         if (i == TVNORMS)
1827                 for (i = 0; i < TVNORMS; i++)
1828                         if (*id & tvnorms[i].id)
1829                                 break;
1830         if (i == TVNORMS)
1831                 return -EINVAL;
1832
1833         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1834                 if (secam[0] == 'L' || secam[0] == 'l') {
1835                         if (secam[1] == 'C' || secam[1] == 'c')
1836                                 fixup = V4L2_STD_SECAM_LC;
1837                         else
1838                                 fixup = V4L2_STD_SECAM_L;
1839                 } else {
1840                         if (secam[0] == 'D' || secam[0] == 'd')
1841                                 fixup = V4L2_STD_SECAM_DK;
1842                         else
1843                                 fixup = V4L2_STD_SECAM;
1844                 }
1845                 for (i = 0; i < TVNORMS; i++)
1846                         if (fixup == tvnorms[i].id)
1847                                 break;
1848         }
1849
1850         *id = tvnorms[i].id;
1851
1852         mutex_lock(&dev->lock);
1853         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1854                 spin_lock_irqsave(&dev->slock, flags);
1855                 stop_preview(dev, fh);
1856                 spin_unlock_irqrestore(&dev->slock, flags);
1857
1858                 set_tvnorm(dev, &tvnorms[i]);
1859
1860                 spin_lock_irqsave(&dev->slock, flags);
1861                 start_preview(dev, fh);
1862                 spin_unlock_irqrestore(&dev->slock, flags);
1863         } else
1864                 set_tvnorm(dev, &tvnorms[i]);
1865
1866         saa7134_tvaudio_do_scan(dev);
1867         mutex_unlock(&dev->lock);
1868         return 0;
1869 }
1870 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1871
1872 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1873 {
1874         struct saa7134_fh *fh = priv;
1875
1876         return saa7134_s_std_internal(fh->dev, fh, id);
1877 }
1878
1879 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1880 {
1881         struct saa7134_fh *fh = priv;
1882         struct saa7134_dev *dev = fh->dev;
1883
1884         *id = dev->tvnorm->id;
1885         return 0;
1886 }
1887
1888 static int saa7134_cropcap(struct file *file, void *priv,
1889                                         struct v4l2_cropcap *cap)
1890 {
1891         struct saa7134_fh *fh = priv;
1892         struct saa7134_dev *dev = fh->dev;
1893
1894         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1895             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1896                 return -EINVAL;
1897         cap->bounds  = dev->crop_bounds;
1898         cap->defrect = dev->crop_defrect;
1899         cap->pixelaspect.numerator   = 1;
1900         cap->pixelaspect.denominator = 1;
1901         if (dev->tvnorm->id & V4L2_STD_525_60) {
1902                 cap->pixelaspect.numerator   = 11;
1903                 cap->pixelaspect.denominator = 10;
1904         }
1905         if (dev->tvnorm->id & V4L2_STD_625_50) {
1906                 cap->pixelaspect.numerator   = 54;
1907                 cap->pixelaspect.denominator = 59;
1908         }
1909         return 0;
1910 }
1911
1912 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1913 {
1914         struct saa7134_fh *fh = f;
1915         struct saa7134_dev *dev = fh->dev;
1916
1917         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1918             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1919                 return -EINVAL;
1920         crop->c = dev->crop_current;
1921         return 0;
1922 }
1923
1924 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1925 {
1926         struct saa7134_fh *fh = f;
1927         struct saa7134_dev *dev = fh->dev;
1928         struct v4l2_rect *b = &dev->crop_bounds;
1929
1930         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1931             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1932                 return -EINVAL;
1933         if (crop->c.height < 0)
1934                 return -EINVAL;
1935         if (crop->c.width < 0)
1936                 return -EINVAL;
1937
1938         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1939                 return -EBUSY;
1940         if (res_locked(fh->dev, RESOURCE_VIDEO))
1941                 return -EBUSY;
1942
1943         if (crop->c.top < b->top)
1944                 crop->c.top = b->top;
1945         if (crop->c.top > b->top + b->height)
1946                 crop->c.top = b->top + b->height;
1947         if (crop->c.height > b->top - crop->c.top + b->height)
1948                 crop->c.height = b->top - crop->c.top + b->height;
1949
1950         if (crop->c.left < b->left)
1951                 crop->c.left = b->left;
1952         if (crop->c.left > b->left + b->width)
1953                 crop->c.left = b->left + b->width;
1954         if (crop->c.width > b->left - crop->c.left + b->width)
1955                 crop->c.width = b->left - crop->c.left + b->width;
1956
1957         dev->crop_current = crop->c;
1958         return 0;
1959 }
1960
1961 static int saa7134_g_tuner(struct file *file, void *priv,
1962                                         struct v4l2_tuner *t)
1963 {
1964         struct saa7134_fh *fh = priv;
1965         struct saa7134_dev *dev = fh->dev;
1966         int n;
1967
1968         if (0 != t->index)
1969                 return -EINVAL;
1970         memset(t, 0, sizeof(*t));
1971         for (n = 0; n < SAA7134_INPUT_MAX; n++)
1972                 if (card_in(dev, n).tv)
1973                         break;
1974         if (NULL != card_in(dev, n).name) {
1975                 strcpy(t->name, "Television");
1976                 t->type = V4L2_TUNER_ANALOG_TV;
1977                 t->capability = V4L2_TUNER_CAP_NORM |
1978                         V4L2_TUNER_CAP_STEREO |
1979                         V4L2_TUNER_CAP_LANG1 |
1980                         V4L2_TUNER_CAP_LANG2;
1981                 t->rangehigh = 0xffffffffUL;
1982                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1983                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1984         }
1985         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1986                 t->signal = 0xffff;
1987         return 0;
1988 }
1989
1990 static int saa7134_s_tuner(struct file *file, void *priv,
1991                                         struct v4l2_tuner *t)
1992 {
1993         struct saa7134_fh *fh = priv;
1994         struct saa7134_dev *dev = fh->dev;
1995         int rx, mode, err;
1996
1997         err = v4l2_prio_check(&dev->prio, &fh->prio);
1998         if (0 != err)
1999                 return err;
2000
2001         mode = dev->thread.mode;
2002         if (UNSET == mode) {
2003                 rx   = saa7134_tvaudio_getstereo(dev);
2004                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2005         }
2006         if (mode != t->audmode)
2007                 dev->thread.mode = t->audmode;
2008
2009         return 0;
2010 }
2011
2012 static int saa7134_g_frequency(struct file *file, void *priv,
2013                                         struct v4l2_frequency *f)
2014 {
2015         struct saa7134_fh *fh = priv;
2016         struct saa7134_dev *dev = fh->dev;
2017
2018         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2019         f->frequency = dev->ctl_freq;
2020
2021         return 0;
2022 }
2023
2024 static int saa7134_s_frequency(struct file *file, void *priv,
2025                                         struct v4l2_frequency *f)
2026 {
2027         struct saa7134_fh *fh = priv;
2028         struct saa7134_dev *dev = fh->dev;
2029         int err;
2030
2031         err = v4l2_prio_check(&dev->prio, &fh->prio);
2032         if (0 != err)
2033                 return err;
2034
2035         if (0 != f->tuner)
2036                 return -EINVAL;
2037         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2038                 return -EINVAL;
2039         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2040                 return -EINVAL;
2041         mutex_lock(&dev->lock);
2042         dev->ctl_freq = f->frequency;
2043
2044         saa7134_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, f);
2045
2046         saa7134_tvaudio_do_scan(dev);
2047         mutex_unlock(&dev->lock);
2048         return 0;
2049 }
2050
2051 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2052 {
2053         strcpy(a->name, "audio");
2054         return 0;
2055 }
2056
2057 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2058 {
2059         return 0;
2060 }
2061
2062 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2063 {
2064         struct saa7134_fh *fh = f;
2065         struct saa7134_dev *dev = fh->dev;
2066
2067         *p = v4l2_prio_max(&dev->prio);
2068         return 0;
2069 }
2070
2071 static int saa7134_s_priority(struct file *file, void *f,
2072                                         enum v4l2_priority prio)
2073 {
2074         struct saa7134_fh *fh = f;
2075         struct saa7134_dev *dev = fh->dev;
2076
2077         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2078 }
2079
2080 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2081                                         struct v4l2_fmtdesc *f)
2082 {
2083         if (f->index >= FORMATS)
2084                 return -EINVAL;
2085
2086         strlcpy(f->description, formats[f->index].name,
2087                 sizeof(f->description));
2088
2089         f->pixelformat = formats[f->index].fourcc;
2090
2091         return 0;
2092 }
2093
2094 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2095                                         struct v4l2_fmtdesc *f)
2096 {
2097         if (saa7134_no_overlay > 0) {
2098                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2099                 return -EINVAL;
2100         }
2101
2102         if ((f->index >= FORMATS) || formats[f->index].planar)
2103                 return -EINVAL;
2104
2105         strlcpy(f->description, formats[f->index].name,
2106                 sizeof(f->description));
2107
2108         f->pixelformat = formats[f->index].fourcc;
2109
2110         return 0;
2111 }
2112
2113 static int saa7134_g_fbuf(struct file *file, void *f,
2114                                 struct v4l2_framebuffer *fb)
2115 {
2116         struct saa7134_fh *fh = f;
2117         struct saa7134_dev *dev = fh->dev;
2118
2119         *fb = dev->ovbuf;
2120         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2121
2122         return 0;
2123 }
2124
2125 static int saa7134_s_fbuf(struct file *file, void *f,
2126                                         struct v4l2_framebuffer *fb)
2127 {
2128         struct saa7134_fh *fh = f;
2129         struct saa7134_dev *dev = fh->dev;
2130         struct saa7134_format *fmt;
2131
2132         if (!capable(CAP_SYS_ADMIN) &&
2133            !capable(CAP_SYS_RAWIO))
2134                 return -EPERM;
2135
2136         /* check args */
2137         fmt = format_by_fourcc(fb->fmt.pixelformat);
2138         if (NULL == fmt)
2139                 return -EINVAL;
2140
2141         /* ok, accept it */
2142         dev->ovbuf = *fb;
2143         dev->ovfmt = fmt;
2144         if (0 == dev->ovbuf.fmt.bytesperline)
2145                 dev->ovbuf.fmt.bytesperline =
2146                         dev->ovbuf.fmt.width*fmt->depth/8;
2147         return 0;
2148 }
2149
2150 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2151 {
2152         struct saa7134_fh *fh = f;
2153         struct saa7134_dev *dev = fh->dev;
2154         unsigned long flags;
2155
2156         if (on) {
2157                 if (saa7134_no_overlay > 0) {
2158                         dprintk("no_overlay\n");
2159                         return -EINVAL;
2160                 }
2161
2162                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2163                         return -EBUSY;
2164                 spin_lock_irqsave(&dev->slock, flags);
2165                 start_preview(dev, fh);
2166                 spin_unlock_irqrestore(&dev->slock, flags);
2167         }
2168         if (!on) {
2169                 if (!res_check(fh, RESOURCE_OVERLAY))
2170                         return -EINVAL;
2171                 spin_lock_irqsave(&dev->slock, flags);
2172                 stop_preview(dev, fh);
2173                 spin_unlock_irqrestore(&dev->slock, flags);
2174                 res_free(dev, fh, RESOURCE_OVERLAY);
2175         }
2176         return 0;
2177 }
2178
2179 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2180 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2181 {
2182         struct saa7134_fh *fh = file->private_data;
2183         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2184 }
2185 #endif
2186
2187 static int saa7134_reqbufs(struct file *file, void *priv,
2188                                         struct v4l2_requestbuffers *p)
2189 {
2190         struct saa7134_fh *fh = priv;
2191         return videobuf_reqbufs(saa7134_queue(fh), p);
2192 }
2193
2194 static int saa7134_querybuf(struct file *file, void *priv,
2195                                         struct v4l2_buffer *b)
2196 {
2197         struct saa7134_fh *fh = priv;
2198         return videobuf_querybuf(saa7134_queue(fh), b);
2199 }
2200
2201 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2202 {
2203         struct saa7134_fh *fh = priv;
2204         return videobuf_qbuf(saa7134_queue(fh), b);
2205 }
2206
2207 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2208 {
2209         struct saa7134_fh *fh = priv;
2210         return videobuf_dqbuf(saa7134_queue(fh), b,
2211                                 file->f_flags & O_NONBLOCK);
2212 }
2213
2214 static int saa7134_streamon(struct file *file, void *priv,
2215                                         enum v4l2_buf_type type)
2216 {
2217         struct saa7134_fh *fh = priv;
2218         struct saa7134_dev *dev = fh->dev;
2219         int res = saa7134_resource(fh);
2220
2221         if (!res_get(dev, fh, res))
2222                 return -EBUSY;
2223
2224         return videobuf_streamon(saa7134_queue(fh));
2225 }
2226
2227 static int saa7134_streamoff(struct file *file, void *priv,
2228                                         enum v4l2_buf_type type)
2229 {
2230         int err;
2231         struct saa7134_fh *fh = priv;
2232         struct saa7134_dev *dev = fh->dev;
2233         int res = saa7134_resource(fh);
2234
2235         err = videobuf_streamoff(saa7134_queue(fh));
2236         if (err < 0)
2237                 return err;
2238         res_free(dev, fh, res);
2239         return 0;
2240 }
2241
2242 static int saa7134_g_parm(struct file *file, void *fh,
2243                                 struct v4l2_streamparm *parm)
2244 {
2245         return 0;
2246 }
2247
2248 #ifdef CONFIG_VIDEO_ADV_DEBUG
2249 static int vidioc_g_register (struct file *file, void *priv,
2250                               struct v4l2_register *reg)
2251 {
2252         struct saa7134_fh *fh = priv;
2253         struct saa7134_dev *dev = fh->dev;
2254
2255         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
2256                 return -EINVAL;
2257         reg->val = saa_readb(reg->reg);
2258         return 0;
2259 }
2260
2261 static int vidioc_s_register (struct file *file, void *priv,
2262                                 struct v4l2_register *reg)
2263 {
2264         struct saa7134_fh *fh = priv;
2265         struct saa7134_dev *dev = fh->dev;
2266
2267         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
2268                 return -EINVAL;
2269         saa_writeb(reg->reg&0xffffff, reg->val);
2270         return 0;
2271 }
2272 #endif
2273
2274 static int radio_querycap(struct file *file, void *priv,
2275                                         struct v4l2_capability *cap)
2276 {
2277         struct saa7134_fh *fh = file->private_data;
2278         struct saa7134_dev *dev = fh->dev;
2279
2280         strcpy(cap->driver, "saa7134");
2281         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2282         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2283         cap->version = SAA7134_VERSION_CODE;
2284         cap->capabilities = V4L2_CAP_TUNER;
2285         return 0;
2286 }
2287
2288 static int radio_g_tuner(struct file *file, void *priv,
2289                                         struct v4l2_tuner *t)
2290 {
2291         struct saa7134_fh *fh = file->private_data;
2292         struct saa7134_dev *dev = fh->dev;
2293
2294         if (0 != t->index)
2295                 return -EINVAL;
2296
2297         memset(t, 0, sizeof(*t));
2298         strcpy(t->name, "Radio");
2299         t->type = V4L2_TUNER_RADIO;
2300
2301         saa7134_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
2302         if (dev->input->amux == TV) {
2303                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2304                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2305                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2306         }
2307         return 0;
2308 }
2309 static int radio_s_tuner(struct file *file, void *priv,
2310                                         struct v4l2_tuner *t)
2311 {
2312         struct saa7134_fh *fh = file->private_data;
2313         struct saa7134_dev *dev = fh->dev;
2314
2315         if (0 != t->index)
2316                 return -EINVAL;
2317
2318         saa7134_i2c_call_clients(dev, VIDIOC_S_TUNER, t);
2319         return 0;
2320 }
2321
2322 static int radio_enum_input(struct file *file, void *priv,
2323                                         struct v4l2_input *i)
2324 {
2325         if (i->index != 0)
2326                 return -EINVAL;
2327
2328         strcpy(i->name, "Radio");
2329         i->type = V4L2_INPUT_TYPE_TUNER;
2330
2331         return 0;
2332 }
2333
2334 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2335 {
2336         *i = 0;
2337         return 0;
2338 }
2339
2340 static int radio_g_audio(struct file *file, void *priv,
2341                                         struct v4l2_audio *a)
2342 {
2343         memset(a, 0, sizeof(*a));
2344         strcpy(a->name, "Radio");
2345         return 0;
2346 }
2347
2348 static int radio_s_audio(struct file *file, void *priv,
2349                                         struct v4l2_audio *a)
2350 {
2351         return 0;
2352 }
2353
2354 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2355 {
2356         return 0;
2357 }
2358
2359 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2360 {
2361         return 0;
2362 }
2363
2364 static int radio_queryctrl(struct file *file, void *priv,
2365                                         struct v4l2_queryctrl *c)
2366 {
2367         const struct v4l2_queryctrl *ctrl;
2368
2369         if (c->id <  V4L2_CID_BASE ||
2370             c->id >= V4L2_CID_LASTP1)
2371                 return -EINVAL;
2372         if (c->id == V4L2_CID_AUDIO_MUTE) {
2373                 ctrl = ctrl_by_id(c->id);
2374                 *c = *ctrl;
2375         } else
2376                 *c = no_ctrl;
2377         return 0;
2378 }
2379
2380 static const struct file_operations video_fops =
2381 {
2382         .owner    = THIS_MODULE,
2383         .open     = video_open,
2384         .release  = video_release,
2385         .read     = video_read,
2386         .poll     = video_poll,
2387         .mmap     = video_mmap,
2388         .ioctl    = video_ioctl2,
2389         .compat_ioctl   = v4l_compat_ioctl32,
2390         .llseek   = no_llseek,
2391 };
2392
2393 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2394         .vidioc_querycap                = saa7134_querycap,
2395         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2396         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2397         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2398         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2399         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2400         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2401         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2402         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2403         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2404         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2405         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2406         .vidioc_g_audio                 = saa7134_g_audio,
2407         .vidioc_s_audio                 = saa7134_s_audio,
2408         .vidioc_cropcap                 = saa7134_cropcap,
2409         .vidioc_reqbufs                 = saa7134_reqbufs,
2410         .vidioc_querybuf                = saa7134_querybuf,
2411         .vidioc_qbuf                    = saa7134_qbuf,
2412         .vidioc_dqbuf                   = saa7134_dqbuf,
2413         .vidioc_s_std                   = saa7134_s_std,
2414         .vidioc_g_std                   = saa7134_g_std,
2415         .vidioc_enum_input              = saa7134_enum_input,
2416         .vidioc_g_input                 = saa7134_g_input,
2417         .vidioc_s_input                 = saa7134_s_input,
2418         .vidioc_queryctrl               = saa7134_queryctrl,
2419         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2420         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2421         .vidioc_streamon                = saa7134_streamon,
2422         .vidioc_streamoff               = saa7134_streamoff,
2423         .vidioc_g_tuner                 = saa7134_g_tuner,
2424         .vidioc_s_tuner                 = saa7134_s_tuner,
2425 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2426         .vidiocgmbuf                    = vidiocgmbuf,
2427 #endif
2428         .vidioc_g_crop                  = saa7134_g_crop,
2429         .vidioc_s_crop                  = saa7134_s_crop,
2430         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2431         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2432         .vidioc_overlay                 = saa7134_overlay,
2433         .vidioc_g_priority              = saa7134_g_priority,
2434         .vidioc_s_priority              = saa7134_s_priority,
2435         .vidioc_g_parm                  = saa7134_g_parm,
2436         .vidioc_g_frequency             = saa7134_g_frequency,
2437         .vidioc_s_frequency             = saa7134_s_frequency,
2438 #ifdef CONFIG_VIDEO_ADV_DEBUG
2439         .vidioc_g_register              = vidioc_g_register,
2440         .vidioc_s_register              = vidioc_s_register,
2441 #endif
2442 };
2443
2444 static const struct file_operations radio_fops = {
2445         .owner    = THIS_MODULE,
2446         .open     = video_open,
2447         .release  = video_release,
2448         .ioctl    = video_ioctl2,
2449         .compat_ioctl   = v4l_compat_ioctl32,
2450         .llseek   = no_llseek,
2451 };
2452
2453 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2454         .vidioc_querycap        = radio_querycap,
2455         .vidioc_g_tuner         = radio_g_tuner,
2456         .vidioc_enum_input      = radio_enum_input,
2457         .vidioc_g_audio         = radio_g_audio,
2458         .vidioc_s_tuner         = radio_s_tuner,
2459         .vidioc_s_audio         = radio_s_audio,
2460         .vidioc_s_input         = radio_s_input,
2461         .vidioc_s_std           = radio_s_std,
2462         .vidioc_queryctrl       = radio_queryctrl,
2463         .vidioc_g_input         = radio_g_input,
2464         .vidioc_g_ctrl          = saa7134_g_ctrl,
2465         .vidioc_s_ctrl          = saa7134_s_ctrl,
2466         .vidioc_g_frequency     = saa7134_g_frequency,
2467         .vidioc_s_frequency     = saa7134_s_frequency,
2468 };
2469
2470 /* ----------------------------------------------------------- */
2471 /* exported stuff                                              */
2472
2473 struct video_device saa7134_video_template = {
2474         .name                           = "saa7134-video",
2475         .fops                           = &video_fops,
2476         .ioctl_ops                      = &video_ioctl_ops,
2477         .minor                          = -1,
2478         .tvnorms                        = SAA7134_NORMS,
2479         .current_norm                   = V4L2_STD_PAL,
2480 };
2481
2482 struct video_device saa7134_radio_template = {
2483         .name                   = "saa7134-radio",
2484         .fops                   = &radio_fops,
2485         .ioctl_ops              = &radio_ioctl_ops,
2486         .minor                  = -1,
2487 };
2488
2489 int saa7134_video_init1(struct saa7134_dev *dev)
2490 {
2491         /* sanitycheck insmod options */
2492         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2493                 gbuffers = 2;
2494         if (gbufsize < 0 || gbufsize > gbufsize_max)
2495                 gbufsize = gbufsize_max;
2496         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2497
2498         /* put some sensible defaults into the data structures ... */
2499         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2500         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2501         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2502         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2503         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2504         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2505         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2506         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2507
2508         if (dev->tda9887_conf && dev->ctl_automute)
2509                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2510         dev->automute       = 0;
2511
2512         INIT_LIST_HEAD(&dev->video_q.queue);
2513         init_timer(&dev->video_q.timeout);
2514         dev->video_q.timeout.function = saa7134_buffer_timeout;
2515         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2516         dev->video_q.dev              = dev;
2517
2518         if (saa7134_boards[dev->board].video_out)
2519                 saa7134_videoport_init(dev);
2520
2521         return 0;
2522 }
2523
2524 int saa7134_videoport_init(struct saa7134_dev *dev)
2525 {
2526         /* enable video output */
2527         int vo = saa7134_boards[dev->board].video_out;
2528         int video_reg;
2529         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2530
2531         /* Configure videoport */
2532         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2533         video_reg = video_out[vo][1];
2534         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2535                 video_reg &= ~VP_T_CODE_P_INVERTED;
2536         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2537         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2538         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2539         video_reg = video_out[vo][5];
2540         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2541                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2542         if (vid_port_opts & SET_CLOCK_INVERTED)
2543                 video_reg |= VP_CLK_CTRL1_INVERTED;
2544         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2545         video_reg = video_out[vo][6];
2546         if (vid_port_opts & SET_VSYNC_OFF) {
2547                 video_reg &= ~VP_VS_TYPE_MASK;
2548                 video_reg |= VP_VS_TYPE_OFF;
2549         }
2550         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2551         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2552         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2553
2554         /* Start videoport */
2555         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2556
2557         return 0;
2558 }
2559
2560 int saa7134_video_init2(struct saa7134_dev *dev)
2561 {
2562         /* init video hw */
2563         set_tvnorm(dev,&tvnorms[0]);
2564         video_mux(dev,0);
2565         saa7134_tvaudio_setmute(dev);
2566         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2567         return 0;
2568 }
2569
2570 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2571 {
2572         static const char *st[] = {
2573                 "(no signal)", "NTSC", "PAL", "SECAM" };
2574         u32 st1,st2;
2575
2576         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2577         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2578         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2579                 (st1 & 0x40) ? "not locked" : "locked",
2580                 (st2 & 0x40) ? "no"         : "yes",
2581                 st[st1 & 0x03]);
2582         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2583
2584         if (dev->nosignal) {
2585                 /* no video signal -> mute audio */
2586                 if (dev->ctl_automute)
2587                         dev->automute = 1;
2588                 saa7134_tvaudio_setmute(dev);
2589         } else {
2590                 /* wake up tvaudio audio carrier scan thread */
2591                 saa7134_tvaudio_do_scan(dev);
2592         }
2593
2594         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2595                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2596         else
2597                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2598
2599         if (dev->mops && dev->mops->signal_change)
2600                 dev->mops->signal_change(dev);
2601 }
2602
2603
2604 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2605 {
2606         enum v4l2_field field;
2607
2608         spin_lock(&dev->slock);
2609         if (dev->video_q.curr) {
2610                 dev->video_fieldcount++;
2611                 field = dev->video_q.curr->vb.field;
2612                 if (V4L2_FIELD_HAS_BOTH(field)) {
2613                         /* make sure we have seen both fields */
2614                         if ((status & 0x10) == 0x00) {
2615                                 dev->video_q.curr->top_seen = 1;
2616                                 goto done;
2617                         }
2618                         if (!dev->video_q.curr->top_seen)
2619                                 goto done;
2620                 } else if (field == V4L2_FIELD_TOP) {
2621                         if ((status & 0x10) != 0x10)
2622                                 goto done;
2623                 } else if (field == V4L2_FIELD_BOTTOM) {
2624                         if ((status & 0x10) != 0x00)
2625                                 goto done;
2626                 }
2627                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2628                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2629         }
2630         saa7134_buffer_next(dev,&dev->video_q);
2631
2632  done:
2633         spin_unlock(&dev->slock);
2634 }
2635
2636 /* ----------------------------------------------------------- */
2637 /*
2638  * Local variables:
2639  * c-basic-offset: 8
2640  * End:
2641  */