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V4L/DVB (6271): V4L: Add basic support for suspend/resume for saa7134
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / video / saa7134 / saa7134-video.c
CommitLineData
1da177e4 1/*
1da177e4
LT		 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>
1da177e4
LT		 26#include <linux/kernel.h>
27#include <linux/slab.h>
9040b32e 28#include <linux/sort.h>
1da177e4
LT		 29
30#include "saa7134-reg.h"
31#include "saa7134.h"
5e453dc7 32#include <media/v4l2-common.h>
1da177e4 33
cd41e28e 34#ifdef CONFIG_VIDEO_V4L1_COMPAT
79436633
MCC		 35/* Include V4L1 specific functions. Should be removed soon */
36#include <linux/videodev.h>
cd41e28e 37#endif
79436633 38
1da177e4
LT		 39/* ------------------------------------------------------------------ */
40
41static unsigned int video_debug = 0;
42static unsigned int gbuffers = 8;
d5fdd135 43static unsigned int noninterlaced = 1;
1da177e4
LT		 44static unsigned int gbufsize = 720*576*4;
45static unsigned int gbufsize_max = 720*576*4;
17b10a73 46static char secam[] = "--";
1da177e4
LT		 47module_param(video_debug, int, 0644);
48MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
49module_param(gbuffers, int, 0444);
50MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
51module_param(noninterlaced, int, 0644);
d5fdd135 52MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
17b10a73
HH		 53module_param_string(secam, secam, sizeof(secam), 0644);
54MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
55
1da177e4
LT		 56
57#define dprintk(fmt, arg...) if (video_debug) \
58 printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
59
2f8d4f51
RB		 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
1da177e4
LT		 97/* ------------------------------------------------------------------ */
98/* data structs for video */
99
100static int video_out[][9] = {
101 [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
102};
103
104static 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, \
f246a817
MS		 205 .vbi_v_start_0 = 7, \
206 .vbi_v_stop_0 = 22, \
207 .vbi_v_start_1 = 319, \
1da177e4
LT		 208 .src_timing = 4
209
210#define NORM_525_60 \
211 .h_start = 0, \
212 .h_stop = 703, \
f246a817
MS		 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
1da177e4
LT		 219
220static 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
17b10a73
HH		 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,
1da177e4
LT		 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,
4ac97914
MCC		 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,
1da177e4
LT		 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
382static const struct v4l2_queryctrl no_ctrl = {
383 .name = "42",
384 .flags = V4L2_CTRL_FLAG_DISABLED,
385};
386static 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 },{
f246a817
MS		 421 .id = V4L2_CID_HFLIP,
422 .name = "Mirror",
1da177e4
LT		 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};
473static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
474
475static 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
485static 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
498static 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? */
3593cab5 505 mutex_lock(&dev->lock);
1da177e4
LT		 506 if (dev->resources & bit) {
507 /* no, someone else uses it */
3593cab5 508 mutex_unlock(&dev->lock);
1da177e4
LT		 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);
3593cab5 515 mutex_unlock(&dev->lock);
1da177e4
LT		 516 return 1;
517}
518
9040b32e 519static int res_check(struct saa7134_fh *fh, unsigned int bit)
1da177e4
LT		 520{
521 return (fh->resources & bit);
522}
523
9040b32e 524static int res_locked(struct saa7134_dev *dev, unsigned int bit)
1da177e4
LT		 525{
526 return (dev->resources & bit);
527}
528
529static
530void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
531{
ae24601b 532 BUG_ON((fh->resources & bits) != bits);
1da177e4 533
3593cab5 534 mutex_lock(&dev->lock);
1da177e4
LT		 535 fh->resources &= ~bits;
536 dev->resources &= ~bits;
537 dprintk("res: put %d\n",bits);
3593cab5 538 mutex_unlock(&dev->lock);
1da177e4
LT		 539}
540
541/* ------------------------------------------------------------------ */
542
cb71201f 543void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
1da177e4 544{
1da177e4
LT		 545
546 dprintk("set tv norm = %s\n",norm->name);
547 dev->tvnorm = norm;
548
1da177e4
LT		 549 /* setup cropping */
550 dev->crop_bounds.left = norm->h_start;
551 dev->crop_defrect.left = norm->h_start;
552 dev->crop_bounds.width = norm->h_stop - norm->h_start +1;
553 dev->crop_defrect.width = norm->h_stop - norm->h_start +1;
554
f246a817 555 dev->crop_bounds.top = (norm->vbi_v_stop_0+1)*2;
1da177e4
LT		 556 dev->crop_defrect.top = norm->video_v_start*2;
557 dev->crop_bounds.height = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
558 - dev->crop_bounds.top;
559 dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
560
561 dev->crop_current = dev->crop_defrect;
562
cb71201f
ML		 563 saa7134_set_decoder(dev);
564
565 if (card_in(dev, dev->ctl_input).tv) {
566 if ((card(dev).tuner_type == TUNER_PHILIPS_TDA8290)
567 && ((card(dev).tuner_config == 1)
568 || (card(dev).tuner_config == 2)))
569 saa7134_set_gpio(dev, 22, 5);
570 saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &norm->id);
571 }
572}
573
574static void video_mux(struct saa7134_dev *dev, int input)
575{
576 dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
577 dev->ctl_input = input;
578 set_tvnorm(dev, dev->tvnorm);
579 saa7134_tvaudio_setinput(dev, &card_in(dev, input));
580}
581
582void saa7134_set_decoder(struct saa7134_dev *dev)
583{
584 int luma_control, sync_control, mux;
585
586 struct saa7134_tvnorm *norm = dev->tvnorm;
587 mux = card_in(dev, dev->ctl_input).vmux;
588
589 luma_control = norm->luma_control;
590 sync_control = norm->sync_control;
591
592 if (mux > 5)
593 luma_control |= 0x80; /* svideo */
594 if (noninterlaced || dev->nosignal)
595 sync_control |= 0x20;
596
1da177e4
LT		 597 /* setup video decoder */
598 saa_writeb(SAA7134_INCR_DELAY, 0x08);
599 saa_writeb(SAA7134_ANALOG_IN_CTRL1, 0xc0 | mux);
600 saa_writeb(SAA7134_ANALOG_IN_CTRL2, 0x00);
601
602 saa_writeb(SAA7134_ANALOG_IN_CTRL3, 0x90);
603 saa_writeb(SAA7134_ANALOG_IN_CTRL4, 0x90);
604 saa_writeb(SAA7134_HSYNC_START, 0xeb);
605 saa_writeb(SAA7134_HSYNC_STOP, 0xe0);
606 saa_writeb(SAA7134_SOURCE_TIMING1, norm->src_timing);
607
608 saa_writeb(SAA7134_SYNC_CTRL, sync_control);
609 saa_writeb(SAA7134_LUMA_CTRL, luma_control);
610 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1da177e4 611
f5a1ac64
ML		 612 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
613 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
614
615 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
616 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
617
1da177e4
LT		 618 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
619 saa_writeb(SAA7134_CHROMA_CTRL1, norm->chroma_ctrl1);
620 saa_writeb(SAA7134_CHROMA_GAIN, norm->chroma_gain);
621
622 saa_writeb(SAA7134_CHROMA_CTRL2, norm->chroma_ctrl2);
623 saa_writeb(SAA7134_MODE_DELAY_CTRL, 0x00);
624
625 saa_writeb(SAA7134_ANALOG_ADC, 0x01);
626 saa_writeb(SAA7134_VGATE_START, 0x11);
627 saa_writeb(SAA7134_VGATE_STOP, 0xfe);
628 saa_writeb(SAA7134_MISC_VGATE_MSB, norm->vgate_misc);
629 saa_writeb(SAA7134_RAW_DATA_GAIN, 0x40);
630 saa_writeb(SAA7134_RAW_DATA_OFFSET, 0x80);
1da177e4
LT		 631}
632
633static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
634{
635 static const struct {
636 int xpsc;
637 int xacl;
638 int xc2_1;
639 int xdcg;
640 int vpfy;
641 } vals[] = {
642 /* XPSC XACL XC2_1 XDCG VPFY */
643 { 1, 0, 0, 0, 0 },
644 { 2, 2, 1, 2, 2 },
645 { 3, 4, 1, 3, 2 },
646 { 4, 8, 1, 4, 2 },
647 { 5, 8, 1, 4, 2 },
648 { 6, 8, 1, 4, 3 },
649 { 7, 8, 1, 4, 3 },
650 { 8, 15, 0, 4, 3 },
651 { 9, 15, 0, 4, 3 },
652 { 10, 16, 1, 5, 3 },
653 };
654 static const int count = ARRAY_SIZE(vals);
655 int i;
656
657 for (i = 0; i < count; i++)
658 if (vals[i].xpsc == prescale)
659 break;
660 if (i == count)
661 return;
662
663 saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
664 saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
665 saa_writeb(SAA7134_LEVEL_CTRL(task),
666 (vals[i].xc2_1 << 3) | (vals[i].xdcg));
667 saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
668 (vals[i].vpfy << 2) | vals[i].vpfy);
669}
670
671static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
672{
673 int val,mirror;
674
675 saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale & 0xff);
676 saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
677
678 mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
679 if (yscale < 2048) {
680 /* LPI */
681 dprintk("yscale LPI yscale=%d\n",yscale);
682 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
683 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
684 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
685 } else {
686 /* ACM */
687 val = 0x40 * 1024 / yscale;
688 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
689 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
690 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
691 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
692 }
693 saa_writeb(SAA7134_LUMA_BRIGHT(task), 0x80);
694}
695
696static void set_size(struct saa7134_dev *dev, int task,
697 int width, int height, int interlace)
698{
699 int prescale,xscale,yscale,y_even,y_odd;
700 int h_start, h_stop, v_start, v_stop;
701 int div = interlace ? 2 : 1;
702
703 /* setup video scaler */
704 h_start = dev->crop_current.left;
705 v_start = dev->crop_current.top/2;
706 h_stop = (dev->crop_current.left + dev->crop_current.width -1);
707 v_stop = (dev->crop_current.top + dev->crop_current.height -1)/2;
708
709 saa_writeb(SAA7134_VIDEO_H_START1(task), h_start & 0xff);
710 saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
711 saa_writeb(SAA7134_VIDEO_H_STOP1(task), h_stop & 0xff);
712 saa_writeb(SAA7134_VIDEO_H_STOP2(task), h_stop >> 8);
713 saa_writeb(SAA7134_VIDEO_V_START1(task), v_start & 0xff);
714 saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
715 saa_writeb(SAA7134_VIDEO_V_STOP1(task), v_stop & 0xff);
716 saa_writeb(SAA7134_VIDEO_V_STOP2(task), v_stop >> 8);
717
718 prescale = dev->crop_current.width / width;
719 if (0 == prescale)
720 prescale = 1;
721 xscale = 1024 * dev->crop_current.width / prescale / width;
722 yscale = 512 * div * dev->crop_current.height / height;
4ac97914 723 dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
1da177e4
LT		 724 set_h_prescale(dev,task,prescale);
725 saa_writeb(SAA7134_H_SCALE_INC1(task), xscale & 0xff);
726 saa_writeb(SAA7134_H_SCALE_INC2(task), xscale >> 8);
727 set_v_scale(dev,task,yscale);
728
729 saa_writeb(SAA7134_VIDEO_PIXELS1(task), width & 0xff);
730 saa_writeb(SAA7134_VIDEO_PIXELS2(task), width >> 8);
731 saa_writeb(SAA7134_VIDEO_LINES1(task), height/div & 0xff);
732 saa_writeb(SAA7134_VIDEO_LINES2(task), height/div >> 8);
733
734 /* deinterlace y offsets */
735 y_odd = dev->ctl_y_odd;
736 y_even = dev->ctl_y_even;
737 saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
738 saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
739 saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
740 saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
741}
742
743/* ------------------------------------------------------------------ */
744
745struct cliplist {
746 __u16 position;
747 __u8 enable;
748 __u8 disable;
749};
750
1da177e4
LT		 751static void set_cliplist(struct saa7134_dev *dev, int reg,
752 struct cliplist *cl, int entries, char *name)
753{
754 __u8 winbits = 0;
755 int i;
756
757 for (i = 0; i < entries; i++) {
758 winbits |= cl[i].enable;
759 winbits &= ~cl[i].disable;
760 if (i < 15 && cl[i].position == cl[i+1].position)
761 continue;
762 saa_writeb(reg + 0, winbits);
763 saa_writeb(reg + 2, cl[i].position & 0xff);
764 saa_writeb(reg + 3, cl[i].position >> 8);
765 dprintk("clip: %s winbits=%02x pos=%d\n",
766 name,winbits,cl[i].position);
767 reg += 8;
768 }
769 for (; reg < 0x400; reg += 8) {
770 saa_writeb(reg+ 0, 0);
771 saa_writeb(reg + 1, 0);
772 saa_writeb(reg + 2, 0);
773 saa_writeb(reg + 3, 0);
774 }
775}
776
777static int clip_range(int val)
778{
779 if (val < 0)
780 val = 0;
781 return val;
782}
783
9040b32e
HO		 784/* Sort into smallest position first order */
785static int cliplist_cmp(const void *a, const void *b)
786{
787 const struct cliplist *cla = a;
788 const struct cliplist *clb = b;
789 if (cla->position < clb->position)
790 return -1;
791 if (cla->position > clb->position)
792 return 1;
793 return 0;
794}
795
1da177e4
LT		 796static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
797 int nclips, int interlace)
798{
799 struct cliplist col[16], row[16];
9040b32e 800 int cols = 0, rows = 0, i;
1da177e4
LT		 801 int div = interlace ? 2 : 1;
802
9040b32e
HO		 803 memset(col, 0, sizeof(col));
804 memset(row, 0, sizeof(row));
1da177e4
LT		 805 for (i = 0; i < nclips && i < 8; i++) {
806 col[cols].position = clip_range(clips[i].c.left);
807 col[cols].enable = (1 << i);
808 cols++;
809 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
810 col[cols].disable = (1 << i);
811 cols++;
812 row[rows].position = clip_range(clips[i].c.top / div);
813 row[rows].enable = (1 << i);
814 rows++;
815 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
816 / div);
817 row[rows].disable = (1 << i);
818 rows++;
819 }
9040b32e
HO		 820 sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
821 sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
1da177e4
LT		 822 set_cliplist(dev,0x380,col,cols,"cols");
823 set_cliplist(dev,0x384,row,rows,"rows");
824 return 0;
825}
826
827static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
828{
829 enum v4l2_field field;
830 int maxw, maxh;
831
832 if (NULL == dev->ovbuf.base)
833 return -EINVAL;
834 if (NULL == dev->ovfmt)
835 return -EINVAL;
836 if (win->w.width < 48 || win->w.height < 32)
837 return -EINVAL;
838 if (win->clipcount > 2048)
839 return -EINVAL;
840
841 field = win->field;
842 maxw = dev->crop_current.width;
843 maxh = dev->crop_current.height;
844
845 if (V4L2_FIELD_ANY == field) {
4ac97914
MCC		 846 field = (win->w.height > maxh/2)
847 ? V4L2_FIELD_INTERLACED
848 : V4L2_FIELD_TOP;
849 }
850 switch (field) {
851 case V4L2_FIELD_TOP:
852 case V4L2_FIELD_BOTTOM:
853 maxh = maxh / 2;
854 break;
855 case V4L2_FIELD_INTERLACED:
856 break;
857 default:
858 return -EINVAL;
859 }
1da177e4
LT		 860
861 win->field = field;
862 if (win->w.width > maxw)
863 win->w.width = maxw;
864 if (win->w.height > maxh)
865 win->w.height = maxh;
866 return 0;
867}
868
869static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
870{
871 unsigned long base,control,bpl;
872 int err;
873
874 err = verify_preview(dev,&fh->win);
875 if (0 != err)
876 return err;
877
878 dev->ovfield = fh->win.field;
879 dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
880 fh->win.w.width,fh->win.w.height,
881 fh->win.w.left,fh->win.w.top,
882 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
883
884 /* setup window + clipping */
885 set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
886 V4L2_FIELD_HAS_BOTH(dev->ovfield));
887 setup_clipping(dev,fh->clips,fh->nclips,
888 V4L2_FIELD_HAS_BOTH(dev->ovfield));
889 if (dev->ovfmt->yuv)
890 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
891 else
892 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
893 saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
894
895 /* dma: setup channel 1 (= Video Task B) */
896 base = (unsigned long)dev->ovbuf.base;
897 base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
898 base += dev->ovfmt->depth/8 * fh->win.w.left;
899 bpl = dev->ovbuf.fmt.bytesperline;
900 control = SAA7134_RS_CONTROL_BURST_16;
901 if (dev->ovfmt->bswap)
902 control |= SAA7134_RS_CONTROL_BSWAP;
903 if (dev->ovfmt->wswap)
904 control |= SAA7134_RS_CONTROL_WSWAP;
905 if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
906 saa_writel(SAA7134_RS_BA1(1),base);
907 saa_writel(SAA7134_RS_BA2(1),base+bpl);
908 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
909 saa_writel(SAA7134_RS_CONTROL(1),control);
910 } else {
911 saa_writel(SAA7134_RS_BA1(1),base);
912 saa_writel(SAA7134_RS_BA2(1),base);
913 saa_writel(SAA7134_RS_PITCH(1),bpl);
914 saa_writel(SAA7134_RS_CONTROL(1),control);
915 }
916
917 /* start dma */
918 dev->ovenable = 1;
919 saa7134_set_dmabits(dev);
920
921 return 0;
922}
923
924static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
925{
926 dev->ovenable = 0;
927 saa7134_set_dmabits(dev);
928 return 0;
929}
930
931/* ------------------------------------------------------------------ */
932
933static int buffer_activate(struct saa7134_dev *dev,
934 struct saa7134_buf *buf,
935 struct saa7134_buf *next)
936{
937 unsigned long base,control,bpl;
938 unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
939
940 dprintk("buffer_activate buf=%p\n",buf);
941 buf->vb.state = STATE_ACTIVE;
942 buf->top_seen = 0;
943
944 set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
945 V4L2_FIELD_HAS_BOTH(buf->vb.field));
946 if (buf->fmt->yuv)
947 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
948 else
949 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
950 saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
951
952 /* DMA: setup channel 0 (= Video Task A0) */
953 base = saa7134_buffer_base(buf);
954 if (buf->fmt->planar)
955 bpl = buf->vb.width;
956 else
957 bpl = (buf->vb.width * buf->fmt->depth) / 8;
958 control = SAA7134_RS_CONTROL_BURST_16 |
959 SAA7134_RS_CONTROL_ME |
960 (buf->pt->dma >> 12);
961 if (buf->fmt->bswap)
962 control |= SAA7134_RS_CONTROL_BSWAP;
963 if (buf->fmt->wswap)
964 control |= SAA7134_RS_CONTROL_WSWAP;
965 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
966 /* interlaced */
967 saa_writel(SAA7134_RS_BA1(0),base);
968 saa_writel(SAA7134_RS_BA2(0),base+bpl);
969 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
970 } else {
971 /* non-interlaced */
972 saa_writel(SAA7134_RS_BA1(0),base);
973 saa_writel(SAA7134_RS_BA2(0),base);
974 saa_writel(SAA7134_RS_PITCH(0),bpl);
975 }
976 saa_writel(SAA7134_RS_CONTROL(0),control);
977
978 if (buf->fmt->planar) {
979 /* DMA: setup channel 4+5 (= planar task A) */
980 bpl_uv = bpl >> buf->fmt->hshift;
981 lines_uv = buf->vb.height >> buf->fmt->vshift;
982 base2 = base + bpl * buf->vb.height;
983 base3 = base2 + bpl_uv * lines_uv;
984 if (buf->fmt->uvswap)
985 tmp = base2, base2 = base3, base3 = tmp;
986 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
987 bpl_uv,lines_uv,base2,base3);
988 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
989 /* interlaced */
990 saa_writel(SAA7134_RS_BA1(4),base2);
991 saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
992 saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
993 saa_writel(SAA7134_RS_BA1(5),base3);
994 saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
995 saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
996 } else {
997 /* non-interlaced */
998 saa_writel(SAA7134_RS_BA1(4),base2);
999 saa_writel(SAA7134_RS_BA2(4),base2);
1000 saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1001 saa_writel(SAA7134_RS_BA1(5),base3);
1002 saa_writel(SAA7134_RS_BA2(5),base3);
1003 saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1004 }
1005 saa_writel(SAA7134_RS_CONTROL(4),control);
1006 saa_writel(SAA7134_RS_CONTROL(5),control);
1007 }
1008
1009 /* start DMA */
1010 saa7134_set_dmabits(dev);
1011 mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1012 return 0;
1013}
1014
1015static int buffer_prepare(struct videobuf_queue *q,
1016 struct videobuf_buffer *vb,
1017 enum v4l2_field field)
1018{
1019 struct saa7134_fh *fh = q->priv_data;
1020 struct saa7134_dev *dev = fh->dev;
1021 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1022 unsigned int size;
1023 int err;
1024
1025 /* sanity checks */
1026 if (NULL == fh->fmt)
1027 return -EINVAL;
1028 if (fh->width < 48 ||
1029 fh->height < 32 ||
1030 fh->width/4 > dev->crop_current.width ||
1031 fh->height/4 > dev->crop_current.height ||
1032 fh->width > dev->crop_bounds.width ||
1033 fh->height > dev->crop_bounds.height)
1034 return -EINVAL;
1035 size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1036 if (0 != buf->vb.baddr && buf->vb.bsize < size)
1037 return -EINVAL;
1038
1039 dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1040 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1041 fh->fmt->name);
1042 if (buf->vb.width != fh->width ||
1043 buf->vb.height != fh->height ||
1044 buf->vb.size != size ||
1045 buf->vb.field != field ||
1046 buf->fmt != fh->fmt) {
c7b0ac05 1047 saa7134_dma_free(q,buf);
1da177e4
LT		 1048 }
1049
1050 if (STATE_NEEDS_INIT == buf->vb.state) {
c1accaa2
MCC		 1051 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1052
1da177e4
LT		 1053 buf->vb.width = fh->width;
1054 buf->vb.height = fh->height;
1055 buf->vb.size = size;
1056 buf->vb.field = field;
1057 buf->fmt = fh->fmt;
1058 buf->pt = &fh->pt_cap;
1059
c7b0ac05 1060 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1da177e4
LT		 1061 if (err)
1062 goto oops;
1063 err = saa7134_pgtable_build(dev->pci,buf->pt,
c1accaa2
MCC		 1064 dma->sglist,
1065 dma->sglen,
1da177e4
LT		 1066 saa7134_buffer_startpage(buf));
1067 if (err)
1068 goto oops;
1069 }
1070 buf->vb.state = STATE_PREPARED;
1071 buf->activate = buffer_activate;
1072 return 0;
1073
1074 oops:
c7b0ac05 1075 saa7134_dma_free(q,buf);
1da177e4
LT		 1076 return err;
1077}
1078
1079static int
1080buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1081{
1082 struct saa7134_fh *fh = q->priv_data;
1083
1084 *size = fh->fmt->depth * fh->width * fh->height >> 3;
1085 if (0 == *count)
1086 *count = gbuffers;
1087 *count = saa7134_buffer_count(*size,*count);
1088 return 0;
1089}
1090
1091static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1092{
1093 struct saa7134_fh *fh = q->priv_data;
1094 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1095
1096 saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1097}
1098
1099static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1100{
1da177e4
LT		 1101 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1102
c7b0ac05 1103 saa7134_dma_free(q,buf);
1da177e4
LT		 1104}
1105
1106static struct videobuf_queue_ops video_qops = {
1107 .buf_setup = buffer_setup,
1108 .buf_prepare = buffer_prepare,
1109 .buf_queue = buffer_queue,
1110 .buf_release = buffer_release,
1111};
1112
1113/* ------------------------------------------------------------------ */
1114
1115static int get_control(struct saa7134_dev *dev, struct v4l2_control *c)
1116{
1117 const struct v4l2_queryctrl* ctrl;
1118
1119 ctrl = ctrl_by_id(c->id);
1120 if (NULL == ctrl)
1121 return -EINVAL;
1122 switch (c->id) {
1123 case V4L2_CID_BRIGHTNESS:
1124 c->value = dev->ctl_bright;
1125 break;
1126 case V4L2_CID_HUE:
1127 c->value = dev->ctl_hue;
1128 break;
1129 case V4L2_CID_CONTRAST:
1130 c->value = dev->ctl_contrast;
1131 break;
1132 case V4L2_CID_SATURATION:
1133 c->value = dev->ctl_saturation;
1134 break;
1135 case V4L2_CID_AUDIO_MUTE:
1136 c->value = dev->ctl_mute;
1137 break;
1138 case V4L2_CID_AUDIO_VOLUME:
1139 c->value = dev->ctl_volume;
1140 break;
1141 case V4L2_CID_PRIVATE_INVERT:
1142 c->value = dev->ctl_invert;
1143 break;
f246a817 1144 case V4L2_CID_HFLIP:
1da177e4
LT		 1145 c->value = dev->ctl_mirror;
1146 break;
1147 case V4L2_CID_PRIVATE_Y_EVEN:
1148 c->value = dev->ctl_y_even;
1149 break;
1150 case V4L2_CID_PRIVATE_Y_ODD:
1151 c->value = dev->ctl_y_odd;
1152 break;
1153 case V4L2_CID_PRIVATE_AUTOMUTE:
1154 c->value = dev->ctl_automute;
1155 break;
1156 default:
1157 return -EINVAL;
1158 }
1159 return 0;
1160}
1161
1162static int set_control(struct saa7134_dev *dev, struct saa7134_fh *fh,
1163 struct v4l2_control *c)
1164{
1165 const struct v4l2_queryctrl* ctrl;
1166 unsigned long flags;
1167 int restart_overlay = 0;
1168
1169 ctrl = ctrl_by_id(c->id);
1170 if (NULL == ctrl)
1171 return -EINVAL;
1172 dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1173 switch (ctrl->type) {
1174 case V4L2_CTRL_TYPE_BOOLEAN:
1175 case V4L2_CTRL_TYPE_MENU:
1176 case V4L2_CTRL_TYPE_INTEGER:
1177 if (c->value < ctrl->minimum)
1178 c->value = ctrl->minimum;
1179 if (c->value > ctrl->maximum)
1180 c->value = ctrl->maximum;
1181 break;
1182 default:
1183 /* nothing */;
1184 };
1185 switch (c->id) {
1186 case V4L2_CID_BRIGHTNESS:
1187 dev->ctl_bright = c->value;
1188 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1189 break;
1190 case V4L2_CID_HUE:
1191 dev->ctl_hue = c->value;
1192 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1193 break;
1194 case V4L2_CID_CONTRAST:
1195 dev->ctl_contrast = c->value;
1196 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1197 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1198 break;
1199 case V4L2_CID_SATURATION:
1200 dev->ctl_saturation = c->value;
1201 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1202 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1203 break;
1204 case V4L2_CID_AUDIO_MUTE:
1205 dev->ctl_mute = c->value;
1206 saa7134_tvaudio_setmute(dev);
1207 break;
1208 case V4L2_CID_AUDIO_VOLUME:
1209 dev->ctl_volume = c->value;
1210 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1211 break;
1212 case V4L2_CID_PRIVATE_INVERT:
1213 dev->ctl_invert = c->value;
1214 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1215 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1216 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1217 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1218 break;
f246a817 1219 case V4L2_CID_HFLIP:
1da177e4
LT		 1220 dev->ctl_mirror = c->value;
1221 restart_overlay = 1;
1222 break;
1223 case V4L2_CID_PRIVATE_Y_EVEN:
1224 dev->ctl_y_even = c->value;
1225 restart_overlay = 1;
1226 break;
1227 case V4L2_CID_PRIVATE_Y_ODD:
1228 dev->ctl_y_odd = c->value;
1229 restart_overlay = 1;
1230 break;
1231 case V4L2_CID_PRIVATE_AUTOMUTE:
1232 dev->ctl_automute = c->value;
1233 if (dev->tda9887_conf) {
1234 if (dev->ctl_automute)
1235 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1236 else
1237 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1238 saa7134_i2c_call_clients(dev, TDA9887_SET_CONFIG,
1239 &dev->tda9887_conf);
1240 }
1241 break;
1242 default:
1243 return -EINVAL;
1244 }
1245 if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1246 spin_lock_irqsave(&dev->slock,flags);
1247 stop_preview(dev,fh);
1248 start_preview(dev,fh);
1249 spin_unlock_irqrestore(&dev->slock,flags);
1250 }
1251 return 0;
1252}
1253
1254/* ------------------------------------------------------------------ */
1255
1256static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1257{
1258 struct videobuf_queue* q = NULL;
1259
1260 switch (fh->type) {
1261 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1262 q = &fh->cap;
1263 break;
1264 case V4L2_BUF_TYPE_VBI_CAPTURE:
1265 q = &fh->vbi;
1266 break;
1267 default:
1268 BUG();
1269 }
1270 return q;
1271}
1272
1273static int saa7134_resource(struct saa7134_fh *fh)
1274{
9040b32e
HO		 1275 if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1276 return RESOURCE_VIDEO;
1da177e4 1277
9040b32e
HO		 1278 if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1279 return RESOURCE_VBI;
1280
1281 BUG();
1282 return 0;
1da177e4
LT		 1283}
1284
1285static int video_open(struct inode *inode, struct file *file)
1286{
1287 int minor = iminor(inode);
1288 struct saa7134_dev *h,*dev = NULL;
1289 struct saa7134_fh *fh;
1290 struct list_head *list;
1291 enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1292 int radio = 0;
1da177e4
LT		 1293 list_for_each(list,&saa7134_devlist) {
1294 h = list_entry(list, struct saa7134_dev, devlist);
1295 if (h->video_dev && (h->video_dev->minor == minor))
1296 dev = h;
1297 if (h->radio_dev && (h->radio_dev->minor == minor)) {
1298 radio = 1;
1299 dev = h;
1300 }
1301 if (h->vbi_dev && (h->vbi_dev->minor == minor)) {
1302 type = V4L2_BUF_TYPE_VBI_CAPTURE;
1303 dev = h;
1304 }
1305 }
1306 if (NULL == dev)
1307 return -ENODEV;
1308
1309 dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1310 v4l2_type_names[type]);
1311
1312 /* allocate + initialize per filehandle data */
7408187d 1313 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1da177e4
LT		 1314 if (NULL == fh)
1315 return -ENOMEM;
1da177e4
LT		 1316 file->private_data = fh;
1317 fh->dev = dev;
1318 fh->radio = radio;
1319 fh->type = type;
1320 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1321 fh->width = 720;
1322 fh->height = 576;
1323 v4l2_prio_open(&dev->prio,&fh->prio);
1324
c1accaa2 1325 videobuf_queue_pci_init(&fh->cap, &video_qops,
1da177e4
LT		 1326 dev->pci, &dev->slock,
1327 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1328 V4L2_FIELD_INTERLACED,
1329 sizeof(struct saa7134_buf),
1330 fh);
c1accaa2 1331 videobuf_queue_pci_init(&fh->vbi, &saa7134_vbi_qops,
1da177e4
LT		 1332 dev->pci, &dev->slock,
1333 V4L2_BUF_TYPE_VBI_CAPTURE,
1334 V4L2_FIELD_SEQ_TB,
1335 sizeof(struct saa7134_buf),
1336 fh);
1337 saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1338 saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1339
1340 if (fh->radio) {
1341 /* switch to radio mode */
1342 saa7134_tvaudio_setinput(dev,&card(dev).radio);
330a115a 1343 saa7134_i2c_call_clients(dev,AUDC_SET_RADIO, NULL);
1da177e4
LT		 1344 } else {
1345 /* switch to video/vbi mode */
1346 video_mux(dev,dev->ctl_input);
1347 }
330a115a 1348 return 0;
1da177e4
LT		 1349}
1350
1351static ssize_t
1352video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1353{
1354 struct saa7134_fh *fh = file->private_data;
1355
1356 switch (fh->type) {
1357 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1358 if (res_locked(fh->dev,RESOURCE_VIDEO))
1359 return -EBUSY;
1360 return videobuf_read_one(saa7134_queue(fh),
1361 data, count, ppos,
1362 file->f_flags & O_NONBLOCK);
1363 case V4L2_BUF_TYPE_VBI_CAPTURE:
1364 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1365 return -EBUSY;
1366 return videobuf_read_stream(saa7134_queue(fh),
1367 data, count, ppos, 1,
1368 file->f_flags & O_NONBLOCK);
1369 break;
1370 default:
1371 BUG();
1372 return 0;
1373 }
1374}
1375
1376static unsigned int
1377video_poll(struct file *file, struct poll_table_struct *wait)
1378{
1379 struct saa7134_fh *fh = file->private_data;
1380 struct videobuf_buffer *buf = NULL;
1381
1382 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1383 return videobuf_poll_stream(file, &fh->vbi, wait);
1384
1385 if (res_check(fh,RESOURCE_VIDEO)) {
1386 if (!list_empty(&fh->cap.stream))
1387 buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1388 } else {
3593cab5 1389 mutex_lock(&fh->cap.lock);
1da177e4 1390 if (UNSET == fh->cap.read_off) {
330a115a 1391 /* need to capture a new frame */
1da177e4 1392 if (res_locked(fh->dev,RESOURCE_VIDEO)) {
3593cab5 1393 mutex_unlock(&fh->cap.lock);
330a115a 1394 return POLLERR;
4ac97914
MCC		 1395 }
1396 if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field)) {
3593cab5 1397 mutex_unlock(&fh->cap.lock);
f2421ca3 1398 return POLLERR;
4ac97914
MCC		 1399 }
1400 fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1401 fh->cap.read_off = 0;
1da177e4 1402 }
3593cab5 1403 mutex_unlock(&fh->cap.lock);
1da177e4
LT		 1404 buf = fh->cap.read_buf;
1405 }
1406
1407 if (!buf)
1408 return POLLERR;
1409
1410 poll_wait(file, &buf->done, wait);
1411 if (buf->state == STATE_DONE ||
1412 buf->state == STATE_ERROR)
1413 return POLLIN|POLLRDNORM;
1414 return 0;
1415}
1416
1417static int video_release(struct inode *inode, struct file *file)
1418{
1419 struct saa7134_fh *fh = file->private_data;
1420 struct saa7134_dev *dev = fh->dev;
1421 unsigned long flags;
1422
1423 /* turn off overlay */
1424 if (res_check(fh, RESOURCE_OVERLAY)) {
1425 spin_lock_irqsave(&dev->slock,flags);
1426 stop_preview(dev,fh);
1427 spin_unlock_irqrestore(&dev->slock,flags);
1428 res_free(dev,fh,RESOURCE_OVERLAY);
1429 }
1430
1431 /* stop video capture */
1432 if (res_check(fh, RESOURCE_VIDEO)) {
1433 videobuf_streamoff(&fh->cap);
1434 res_free(dev,fh,RESOURCE_VIDEO);
1435 }
1436 if (fh->cap.read_buf) {
1437 buffer_release(&fh->cap,fh->cap.read_buf);
1438 kfree(fh->cap.read_buf);
1439 }
1440
1441 /* stop vbi capture */
1442 if (res_check(fh, RESOURCE_VBI)) {
1443 if (fh->vbi.streaming)
1444 videobuf_streamoff(&fh->vbi);
1445 if (fh->vbi.reading)
1446 videobuf_read_stop(&fh->vbi);
1447 res_free(dev,fh,RESOURCE_VBI);
1448 }
1449
330a115a
MCC		 1450 /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1451 saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1452 saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1453 saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1454 saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1455
2f180710 1456 saa7134_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
330a115a 1457
1da177e4
LT		 1458 /* free stuff */
1459 videobuf_mmap_free(&fh->cap);
1460 videobuf_mmap_free(&fh->vbi);
1461 saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1462 saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1463
1464 v4l2_prio_close(&dev->prio,&fh->prio);
1465 file->private_data = NULL;
1466 kfree(fh);
1467 return 0;
1468}
1469
9040b32e 1470static int video_mmap(struct file *file, struct vm_area_struct * vma)
1da177e4
LT		 1471{
1472 struct saa7134_fh *fh = file->private_data;
1473
1474 return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1475}
1476
1477/* ------------------------------------------------------------------ */
1478
1479static void saa7134_vbi_fmt(struct saa7134_dev *dev, struct v4l2_format *f)
1480{
1481 struct saa7134_tvnorm *norm = dev->tvnorm;
1482
1483 f->fmt.vbi.sampling_rate = 6750000 * 4;
1484 f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1485 f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1486 f->fmt.vbi.offset = 64 * 4;
f246a817
MS		 1487 f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1488 f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1489 f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1da177e4
LT		 1490 f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1491 f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1492
1da177e4
LT		 1493}
1494
1495static int saa7134_g_fmt(struct saa7134_dev *dev, struct saa7134_fh *fh,
1496 struct v4l2_format *f)
1497{
1498 switch (f->type) {
1499 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1500 memset(&f->fmt.pix,0,sizeof(f->fmt.pix));
1501 f->fmt.pix.width = fh->width;
1502 f->fmt.pix.height = fh->height;
1503 f->fmt.pix.field = fh->cap.field;
1504 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1505 f->fmt.pix.bytesperline =
1506 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1507 f->fmt.pix.sizeimage =
1508 f->fmt.pix.height * f->fmt.pix.bytesperline;
1509 return 0;
1510 case V4L2_BUF_TYPE_VIDEO_OVERLAY:
ecb73774
MCC		 1511 if (saa7134_no_overlay > 0) {
1512 printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1513 return -EINVAL;
1514 }
1da177e4
LT		 1515 f->fmt.win = fh->win;
1516 return 0;
1517 case V4L2_BUF_TYPE_VBI_CAPTURE:
1518 saa7134_vbi_fmt(dev,f);
1519 return 0;
1520 default:
1521 return -EINVAL;
1522 }
1523}
1524
1525static int saa7134_try_fmt(struct saa7134_dev *dev, struct saa7134_fh *fh,
1526 struct v4l2_format *f)
1527{
1528 int err;
1529
1530 switch (f->type) {
1531 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1532 {
1533 struct saa7134_format *fmt;
1534 enum v4l2_field field;
1535 unsigned int maxw, maxh;
1536
1537 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1538 if (NULL == fmt)
1539 return -EINVAL;
1540
1541 field = f->fmt.pix.field;
1542 maxw = min(dev->crop_current.width*4, dev->crop_bounds.width);
1543 maxh = min(dev->crop_current.height*4, dev->crop_bounds.height);
1544
1545 if (V4L2_FIELD_ANY == field) {
1546 field = (f->fmt.pix.height > maxh/2)
1547 ? V4L2_FIELD_INTERLACED
1548 : V4L2_FIELD_BOTTOM;
1549 }
1550 switch (field) {
1551 case V4L2_FIELD_TOP:
1552 case V4L2_FIELD_BOTTOM:
1553 maxh = maxh / 2;
1554 break;
1555 case V4L2_FIELD_INTERLACED:
1556 break;
1557 default:
1558 return -EINVAL;
1559 }
1560
1561 f->fmt.pix.field = field;
1562 if (f->fmt.pix.width < 48)
1563 f->fmt.pix.width = 48;
1564 if (f->fmt.pix.height < 32)
1565 f->fmt.pix.height = 32;
1566 if (f->fmt.pix.width > maxw)
1567 f->fmt.pix.width = maxw;
1568 if (f->fmt.pix.height > maxh)
1569 f->fmt.pix.height = maxh;
1570 f->fmt.pix.width &= ~0x03;
1571 f->fmt.pix.bytesperline =
1572 (f->fmt.pix.width * fmt->depth) >> 3;
1573 f->fmt.pix.sizeimage =
1574 f->fmt.pix.height * f->fmt.pix.bytesperline;
1575
1576 return 0;
1577 }
1578 case V4L2_BUF_TYPE_VIDEO_OVERLAY:
ecb73774
MCC		 1579 if (saa7134_no_overlay > 0) {
1580 printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1581 return -EINVAL;
1582 }
1da177e4
LT		 1583 err = verify_preview(dev,&f->fmt.win);
1584 if (0 != err)
1585 return err;
1586 return 0;
1587 case V4L2_BUF_TYPE_VBI_CAPTURE:
1588 saa7134_vbi_fmt(dev,f);
1589 return 0;
1590 default:
1591 return -EINVAL;
1592 }
1593}
1594
1595static int saa7134_s_fmt(struct saa7134_dev *dev, struct saa7134_fh *fh,
1596 struct v4l2_format *f)
1597{
1598 unsigned long flags;
1599 int err;
1600
1601 switch (f->type) {
1602 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1603 err = saa7134_try_fmt(dev,fh,f);
1604 if (0 != err)
1605 return err;
1606
1607 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1608 fh->width = f->fmt.pix.width;
1609 fh->height = f->fmt.pix.height;
1610 fh->cap.field = f->fmt.pix.field;
1611 return 0;
1612 case V4L2_BUF_TYPE_VIDEO_OVERLAY:
ecb73774
MCC		 1613 if (saa7134_no_overlay > 0) {
1614 printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1615 return -EINVAL;
1616 }
1da177e4
LT		 1617 err = verify_preview(dev,&f->fmt.win);
1618 if (0 != err)
1619 return err;
1620
3593cab5 1621 mutex_lock(&dev->lock);
1da177e4
LT		 1622 fh->win = f->fmt.win;
1623 fh->nclips = f->fmt.win.clipcount;
1624 if (fh->nclips > 8)
1625 fh->nclips = 8;
1626 if (copy_from_user(fh->clips,f->fmt.win.clips,
1627 sizeof(struct v4l2_clip)*fh->nclips)) {
3593cab5 1628 mutex_unlock(&dev->lock);
1da177e4
LT		 1629 return -EFAULT;
1630 }
1631
1632 if (res_check(fh, RESOURCE_OVERLAY)) {
1633 spin_lock_irqsave(&dev->slock,flags);
1634 stop_preview(dev,fh);
1635 start_preview(dev,fh);
1636 spin_unlock_irqrestore(&dev->slock,flags);
1637 }
3593cab5 1638 mutex_unlock(&dev->lock);
1da177e4
LT		 1639 return 0;
1640 case V4L2_BUF_TYPE_VBI_CAPTURE:
1641 saa7134_vbi_fmt(dev,f);
1642 return 0;
1643 default:
1644 return -EINVAL;
1645 }
1646}
1647
1648int saa7134_common_ioctl(struct saa7134_dev *dev,
1649 unsigned int cmd, void *arg)
1650{
1651 int err;
1652
1653 switch (cmd) {
1654 case VIDIOC_QUERYCTRL:
1655 {
1656 const struct v4l2_queryctrl *ctrl;
1657 struct v4l2_queryctrl *c = arg;
1658
1659 if ((c->id < V4L2_CID_BASE ||
1660 c->id >= V4L2_CID_LASTP1) &&
1661 (c->id < V4L2_CID_PRIVATE_BASE ||
1662 c->id >= V4L2_CID_PRIVATE_LASTP1))
1663 return -EINVAL;
1664 ctrl = ctrl_by_id(c->id);
1665 *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1666 return 0;
1667 }
1668 case VIDIOC_G_CTRL:
1669 return get_control(dev,arg);
1670 case VIDIOC_S_CTRL:
1671 {
3593cab5 1672 mutex_lock(&dev->lock);
1da177e4 1673 err = set_control(dev,NULL,arg);
3593cab5 1674 mutex_unlock(&dev->lock);
1da177e4
LT		 1675 return err;
1676 }
1677 /* --- input switching --------------------------------------- */
1678 case VIDIOC_ENUMINPUT:
1679 {
1680 struct v4l2_input *i = arg;
1681 unsigned int n;
1682
1683 n = i->index;
1684 if (n >= SAA7134_INPUT_MAX)
1685 return -EINVAL;
1686 if (NULL == card_in(dev,i->index).name)
1687 return -EINVAL;
1688 memset(i,0,sizeof(*i));
1689 i->index = n;
1690 i->type = V4L2_INPUT_TYPE_CAMERA;
1691 strcpy(i->name,card_in(dev,n).name);
1692 if (card_in(dev,n).tv)
1693 i->type = V4L2_INPUT_TYPE_TUNER;
1694 i->audioset = 1;
1695 if (n == dev->ctl_input) {
1696 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1697 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1698
1699 if (0 != (v1 & 0x40))
1700 i->status |= V4L2_IN_ST_NO_H_LOCK;
1701 if (0 != (v2 & 0x40))
1702 i->status |= V4L2_IN_ST_NO_SYNC;
1703 if (0 != (v2 & 0x0e))
1704 i->status |= V4L2_IN_ST_MACROVISION;
1705 }
1706 for (n = 0; n < TVNORMS; n++)
1707 i->std |= tvnorms[n].id;
1708 return 0;
1709 }
1710 case VIDIOC_G_INPUT:
1711 {
1712 int *i = arg;
1713 *i = dev->ctl_input;
1714 return 0;
1715 }
1716 case VIDIOC_S_INPUT:
1717 {
1718 int *i = arg;
1719
1720 if (*i < 0 || *i >= SAA7134_INPUT_MAX)
1721 return -EINVAL;
1722 if (NULL == card_in(dev,*i).name)
1723 return -EINVAL;
3593cab5 1724 mutex_lock(&dev->lock);
1da177e4 1725 video_mux(dev,*i);
3593cab5 1726 mutex_unlock(&dev->lock);
1da177e4
LT		 1727 return 0;
1728 }
1729
1730 }
1731 return 0;
1732}
1733EXPORT_SYMBOL(saa7134_common_ioctl);
1734
1735/*
1736 * This function is _not_ called directly, but from
1737 * video_generic_ioctl (and maybe others). userspace
1738 * copying is done already, arg is a kernel pointer.
1739 */
1740static int video_do_ioctl(struct inode *inode, struct file *file,
1741 unsigned int cmd, void *arg)
1742{
1743 struct saa7134_fh *fh = file->private_data;
1744 struct saa7134_dev *dev = fh->dev;
1745 unsigned long flags;
1746 int err;
1747
1748 if (video_debug > 1)
5e453dc7 1749 v4l_print_ioctl(dev->name,cmd);
1da177e4
LT		 1750
1751 switch (cmd) {
1752 case VIDIOC_S_CTRL:
1753 case VIDIOC_S_STD:
1754 case VIDIOC_S_INPUT:
1755 case VIDIOC_S_TUNER:
1756 case VIDIOC_S_FREQUENCY:
1757 err = v4l2_prio_check(&dev->prio,&fh->prio);
1758 if (0 != err)
1759 return err;
1760 }
1761
1762 switch (cmd) {
1763 case VIDIOC_QUERYCAP:
1764 {
1765 struct v4l2_capability *cap = arg;
bb881f14 1766 unsigned int tuner_type = dev->tuner_type;
1da177e4
LT		 1767
1768 memset(cap,0,sizeof(*cap));
4ac97914 1769 strcpy(cap->driver, "saa7134");
1da177e4
LT		 1770 strlcpy(cap->card, saa7134_boards[dev->board].name,
1771 sizeof(cap->card));
1772 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1773 cap->version = SAA7134_VERSION_CODE;
1774 cap->capabilities =
1775 V4L2_CAP_VIDEO_CAPTURE |
1da177e4 1776 V4L2_CAP_VBI_CAPTURE |
1da177e4 1777 V4L2_CAP_READWRITE |
bb881f14
NS		 1778 V4L2_CAP_STREAMING |
1779 V4L2_CAP_TUNER;
ecb73774
MCC		 1780 if (saa7134_no_overlay <= 0) {
1781 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1782 }
bb881f14
NS		 1783
1784 if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1785 cap->capabilities &= ~V4L2_CAP_TUNER;
1786
1da177e4
LT		 1787 return 0;
1788 }
1789
1790 /* --- tv standards ------------------------------------------ */
1791 case VIDIOC_ENUMSTD:
1792 {
1793 struct v4l2_standard *e = arg;
1794 unsigned int i;
1795
1796 i = e->index;
1797 if (i >= TVNORMS)
1798 return -EINVAL;
1799 err = v4l2_video_std_construct(e, tvnorms[e->index].id,
1800 tvnorms[e->index].name);
1801 e->index = i;
1802 if (err < 0)
1803 return err;
1804 return 0;
1805 }
1806 case VIDIOC_G_STD:
1807 {
1808 v4l2_std_id *id = arg;
1809
1810 *id = dev->tvnorm->id;
1811 return 0;
1812 }
1813 case VIDIOC_S_STD:
1814 {
1815 v4l2_std_id *id = arg;
1816 unsigned int i;
17b10a73 1817 v4l2_std_id fixup;
1da177e4
LT		 1818
1819 for (i = 0; i < TVNORMS; i++)
1820 if (*id == tvnorms[i].id)
1821 break;
1822 if (i == TVNORMS)
1823 for (i = 0; i < TVNORMS; i++)
1824 if (*id & tvnorms[i].id)
1825 break;
1826 if (i == TVNORMS)
1827 return -EINVAL;
9448025b
HH		 1828 if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1829 if (secam[0] == 'L' || secam[0] == 'l') {
17b10a73
HH		 1830 if (secam[1] == 'C' || secam[1] == 'c')
1831 fixup = V4L2_STD_SECAM_LC;
1832 else
1833 fixup = V4L2_STD_SECAM_L;
9448025b 1834 } else {
17b10a73
HH		 1835 if (secam[0] == 'D' || secam[0] == 'd')
1836 fixup = V4L2_STD_SECAM_DK;
9448025b
HH		 1837 else
1838 fixup = V4L2_STD_SECAM;
1839 }
17b10a73
HH		 1840 for (i = 0; i < TVNORMS; i++)
1841 if (fixup == tvnorms[i].id)
1842 break;
1843 }
3593cab5 1844 mutex_lock(&dev->lock);
1da177e4
LT		 1845 if (res_check(fh, RESOURCE_OVERLAY)) {
1846 spin_lock_irqsave(&dev->slock,flags);
1847 stop_preview(dev,fh);
b4aeb8b8
ML		 1848 spin_unlock_irqrestore(&dev->slock, flags);
1849
1da177e4 1850 set_tvnorm(dev,&tvnorms[i]);
b4aeb8b8
ML		 1851
1852 spin_lock_irqsave(&dev->slock, flags);
1da177e4
LT		 1853 start_preview(dev,fh);
1854 spin_unlock_irqrestore(&dev->slock,flags);
1855 } else
1856 set_tvnorm(dev,&tvnorms[i]);
1857 saa7134_tvaudio_do_scan(dev);
3593cab5 1858 mutex_unlock(&dev->lock);
1da177e4
LT		 1859 return 0;
1860 }
1861
1862 case VIDIOC_CROPCAP:
1863 {
1864 struct v4l2_cropcap *cap = arg;
1865
1866 if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1867 cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1868 return -EINVAL;
1869 cap->bounds = dev->crop_bounds;
1870 cap->defrect = dev->crop_defrect;
1871 cap->pixelaspect.numerator = 1;
1872 cap->pixelaspect.denominator = 1;
1873 if (dev->tvnorm->id & V4L2_STD_525_60) {
1874 cap->pixelaspect.numerator = 11;
1875 cap->pixelaspect.denominator = 10;
1876 }
1877 if (dev->tvnorm->id & V4L2_STD_625_50) {
1878 cap->pixelaspect.numerator = 54;
1879 cap->pixelaspect.denominator = 59;
1880 }
1881 return 0;
1882 }
1883
1884 case VIDIOC_G_CROP:
1885 {
1886 struct v4l2_crop * crop = arg;
1887
1888 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1889 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1890 return -EINVAL;
1891 crop->c = dev->crop_current;
1892 return 0;
1893 }
1894 case VIDIOC_S_CROP:
1895 {
1896 struct v4l2_crop *crop = arg;
1897 struct v4l2_rect *b = &dev->crop_bounds;
1898
1899 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1900 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1901 return -EINVAL;
1902 if (crop->c.height < 0)
1903 return -EINVAL;
1904 if (crop->c.width < 0)
1905 return -EINVAL;
1906
1907 if (res_locked(fh->dev,RESOURCE_OVERLAY))
1908 return -EBUSY;
1909 if (res_locked(fh->dev,RESOURCE_VIDEO))
1910 return -EBUSY;
1911
1912 if (crop->c.top < b->top)
1913 crop->c.top = b->top;
1914 if (crop->c.top > b->top + b->height)
1915 crop->c.top = b->top + b->height;
1916 if (crop->c.height > b->top - crop->c.top + b->height)
1917 crop->c.height = b->top - crop->c.top + b->height;
1918
1919 if (crop->c.left < b->left)
9f95a0bf 1920 crop->c.left = b->left;
1da177e4 1921 if (crop->c.left > b->left + b->width)
9f95a0bf 1922 crop->c.left = b->left + b->width;
1da177e4
LT		 1923 if (crop->c.width > b->left - crop->c.left + b->width)
1924 crop->c.width = b->left - crop->c.left + b->width;
1925
1926 dev->crop_current = crop->c;
1927 return 0;
1928 }
1929
1930 /* --- tuner ioctls ------------------------------------------ */
1931 case VIDIOC_G_TUNER:
1932 {
1933 struct v4l2_tuner *t = arg;
1934 int n;
1935
1936 if (0 != t->index)
1937 return -EINVAL;
1938 memset(t,0,sizeof(*t));
1939 for (n = 0; n < SAA7134_INPUT_MAX; n++)
1940 if (card_in(dev,n).tv)
1941 break;
1942 if (NULL != card_in(dev,n).name) {
1943 strcpy(t->name, "Television");
48c42596 1944 t->type = V4L2_TUNER_ANALOG_TV;
1da177e4
LT		 1945 t->capability = V4L2_TUNER_CAP_NORM |
1946 V4L2_TUNER_CAP_STEREO |
1947 V4L2_TUNER_CAP_LANG1 |
1948 V4L2_TUNER_CAP_LANG2;
1949 t->rangehigh = 0xffffffffUL;
1950 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1951 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1952 }
1953 if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1954 t->signal = 0xffff;
1955 return 0;
1956 }
1957 case VIDIOC_S_TUNER:
1958 {
1959 struct v4l2_tuner *t = arg;
1960 int rx,mode;
1961
1962 mode = dev->thread.mode;
1963 if (UNSET == mode) {
1964 rx = saa7134_tvaudio_getstereo(dev);
1965 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1966 }
1967 if (mode != t->audmode) {
1968 dev->thread.mode = t->audmode;
1969 }
1970 return 0;
1971 }
1972 case VIDIOC_G_FREQUENCY:
1973 {
1974 struct v4l2_frequency *f = arg;
1975
1976 memset(f,0,sizeof(*f));
1977 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1978 f->frequency = dev->ctl_freq;
1979 return 0;
1980 }
1981 case VIDIOC_S_FREQUENCY:
1982 {
1983 struct v4l2_frequency *f = arg;
1984
1985 if (0 != f->tuner)
1986 return -EINVAL;
1987 if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
1988 return -EINVAL;
1989 if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
1990 return -EINVAL;
3593cab5 1991 mutex_lock(&dev->lock);
1da177e4 1992 dev->ctl_freq = f->frequency;
ac19ecc6 1993
1da177e4 1994 saa7134_i2c_call_clients(dev,VIDIOC_S_FREQUENCY,f);
ac19ecc6 1995
1da177e4 1996 saa7134_tvaudio_do_scan(dev);
3593cab5 1997 mutex_unlock(&dev->lock);
1da177e4
LT		 1998 return 0;
1999 }
2000
2001 /* --- control ioctls ---------------------------------------- */
2002 case VIDIOC_ENUMINPUT:
2003 case VIDIOC_G_INPUT:
2004 case VIDIOC_S_INPUT:
2005 case VIDIOC_QUERYCTRL:
2006 case VIDIOC_G_CTRL:
2007 case VIDIOC_S_CTRL:
2008 return saa7134_common_ioctl(dev, cmd, arg);
2009
2010 case VIDIOC_G_AUDIO:
2011 {
2012 struct v4l2_audio *a = arg;
2013
2014 memset(a,0,sizeof(*a));
2015 strcpy(a->name,"audio");
2016 return 0;
2017 }
2018 case VIDIOC_S_AUDIO:
2019 return 0;
4ac97914
MCC		 2020 case VIDIOC_G_PARM:
2021 {
2022 struct v4l2_captureparm *parm = arg;
2023 memset(parm,0,sizeof(*parm));
2024 return 0;
2025 }
2026
2027 case VIDIOC_G_PRIORITY:
2028 {
2029 enum v4l2_priority *p = arg;
2030
2031 *p = v4l2_prio_max(&dev->prio);
2032 return 0;
2033 }
2034 case VIDIOC_S_PRIORITY:
2035 {
2036 enum v4l2_priority *prio = arg;
2037
2038 return v4l2_prio_change(&dev->prio, &fh->prio, *prio);
2039 }
1da177e4
LT		 2040
2041 /* --- preview ioctls ---------------------------------------- */
2042 case VIDIOC_ENUM_FMT:
2043 {
2044 struct v4l2_fmtdesc *f = arg;
2045 enum v4l2_buf_type type;
2046 unsigned int index;
2047
2048 index = f->index;
2049 type = f->type;
2050 switch (type) {
2051 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
2052 case V4L2_BUF_TYPE_VIDEO_OVERLAY:
ecb73774
MCC		 2053 if (saa7134_no_overlay > 0) {
2054 printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2055 return -EINVAL;
2056 }
1da177e4
LT		 2057 if (index >= FORMATS)
2058 return -EINVAL;
2059 if (f->type == V4L2_BUF_TYPE_VIDEO_OVERLAY &&
2060 formats[index].planar)
2061 return -EINVAL;
2062 memset(f,0,sizeof(*f));
2063 f->index = index;
2064 f->type = type;
2065 strlcpy(f->description,formats[index].name,sizeof(f->description));
2066 f->pixelformat = formats[index].fourcc;
2067 break;
2068 case V4L2_BUF_TYPE_VBI_CAPTURE:
2069 if (0 != index)
2070 return -EINVAL;
2071 memset(f,0,sizeof(*f));
2072 f->index = index;
2073 f->type = type;
2074 f->pixelformat = V4L2_PIX_FMT_GREY;
2075 strcpy(f->description,"vbi data");
2076 break;
2077 default:
2078 return -EINVAL;
2079 }
2080 return 0;
2081 }
2082 case VIDIOC_G_FBUF:
2083 {
2084 struct v4l2_framebuffer *fb = arg;
2085
2086 *fb = dev->ovbuf;
2087 fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2088 return 0;
2089 }
2090 case VIDIOC_S_FBUF:
2091 {
2092 struct v4l2_framebuffer *fb = arg;
2093 struct saa7134_format *fmt;
2094
2095 if(!capable(CAP_SYS_ADMIN) &&
2096 !capable(CAP_SYS_RAWIO))
2097 return -EPERM;
2098
2099 /* check args */
2100 fmt = format_by_fourcc(fb->fmt.pixelformat);
2101 if (NULL == fmt)
2102 return -EINVAL;
2103
2104 /* ok, accept it */
2105 dev->ovbuf = *fb;
2106 dev->ovfmt = fmt;
2107 if (0 == dev->ovbuf.fmt.bytesperline)
2108 dev->ovbuf.fmt.bytesperline =
2109 dev->ovbuf.fmt.width*fmt->depth/8;
2110 return 0;
2111 }
2112 case VIDIOC_OVERLAY:
2113 {
2114 int *on = arg;
2115
2116 if (*on) {
ecb73774
MCC		 2117 if (saa7134_no_overlay > 0) {
2118 printk ("no_overlay\n");
2119 return -EINVAL;
2120 }
2121
1da177e4
LT		 2122 if (!res_get(dev,fh,RESOURCE_OVERLAY))
2123 return -EBUSY;
2124 spin_lock_irqsave(&dev->slock,flags);
2125 start_preview(dev,fh);
2126 spin_unlock_irqrestore(&dev->slock,flags);
2127 }
2128 if (!*on) {
2129 if (!res_check(fh, RESOURCE_OVERLAY))
2130 return -EINVAL;
2131 spin_lock_irqsave(&dev->slock,flags);
2132 stop_preview(dev,fh);
2133 spin_unlock_irqrestore(&dev->slock,flags);
2134 res_free(dev,fh,RESOURCE_OVERLAY);
2135 }
2136 return 0;
2137 }
2138
2139 /* --- capture ioctls ---------------------------------------- */
2140 case VIDIOC_G_FMT:
2141 {
2142 struct v4l2_format *f = arg;
2143 return saa7134_g_fmt(dev,fh,f);
2144 }
2145 case VIDIOC_S_FMT:
2146 {
2147 struct v4l2_format *f = arg;
2148 return saa7134_s_fmt(dev,fh,f);
2149 }
2150 case VIDIOC_TRY_FMT:
2151 {
2152 struct v4l2_format *f = arg;
2153 return saa7134_try_fmt(dev,fh,f);
2154 }
0dfa9abd 2155#ifdef CONFIG_VIDEO_V4L1_COMPAT
1da177e4 2156 case VIDIOCGMBUF:
c1accaa2 2157 return videobuf_cgmbuf(saa7134_queue(fh), arg, gbuffers);
79436633 2158#endif
1da177e4
LT		 2159 case VIDIOC_REQBUFS:
2160 return videobuf_reqbufs(saa7134_queue(fh),arg);
2161
2162 case VIDIOC_QUERYBUF:
2163 return videobuf_querybuf(saa7134_queue(fh),arg);
2164
2165 case VIDIOC_QBUF:
2166 return videobuf_qbuf(saa7134_queue(fh),arg);
2167
2168 case VIDIOC_DQBUF:
2169 return videobuf_dqbuf(saa7134_queue(fh),arg,
2170 file->f_flags & O_NONBLOCK);
2171
2172 case VIDIOC_STREAMON:
2173 {
2174 int res = saa7134_resource(fh);
2175
4ac97914 2176 if (!res_get(dev,fh,res))
1da177e4
LT		 2177 return -EBUSY;
2178 return videobuf_streamon(saa7134_queue(fh));
2179 }
2180 case VIDIOC_STREAMOFF:
2181 {
2182 int res = saa7134_resource(fh);
2183
2184 err = videobuf_streamoff(saa7134_queue(fh));
2185 if (err < 0)
2186 return err;
2187 res_free(dev,fh,res);
2188 return 0;
2189 }
2190
2191 default:
2192 return v4l_compat_translate_ioctl(inode,file,cmd,arg,
2193 video_do_ioctl);
2194 }
2195 return 0;
2196}
2197
2198static int video_ioctl(struct inode *inode, struct file *file,
2199 unsigned int cmd, unsigned long arg)
2200{
2201 return video_usercopy(inode, file, cmd, arg, video_do_ioctl);
2202}
2203
2204static int radio_do_ioctl(struct inode *inode, struct file *file,
2205 unsigned int cmd, void *arg)
2206{
2207 struct saa7134_fh *fh = file->private_data;
2208 struct saa7134_dev *dev = fh->dev;
2209
2210 if (video_debug > 1)
5e453dc7 2211 v4l_print_ioctl(dev->name,cmd);
1da177e4
LT		 2212 switch (cmd) {
2213 case VIDIOC_QUERYCAP:
2214 {
2215 struct v4l2_capability *cap = arg;
2216
2217 memset(cap,0,sizeof(*cap));
4ac97914 2218 strcpy(cap->driver, "saa7134");
1da177e4
LT		 2219 strlcpy(cap->card, saa7134_boards[dev->board].name,
2220 sizeof(cap->card));
2221 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
2222 cap->version = SAA7134_VERSION_CODE;
2223 cap->capabilities = V4L2_CAP_TUNER;
2224 return 0;
2225 }
2226 case VIDIOC_G_TUNER:
2227 {
2228 struct v4l2_tuner *t = arg;
2229
2230 if (0 != t->index)
2231 return -EINVAL;
2232
2233 memset(t,0,sizeof(*t));
2234 strcpy(t->name, "Radio");
48c42596 2235 t->type = V4L2_TUNER_RADIO;
1da177e4 2236
ac19ecc6 2237 saa7134_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
2e7cf3ea
HH		 2238 if (dev->input->amux == TV) {
2239 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2240 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2241 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2242 }
ac19ecc6
MCC		 2243 return 0;
2244 }
2245 case VIDIOC_S_TUNER:
2246 {
2247 struct v4l2_tuner *t = arg;
2248
2249 if (0 != t->index)
2250 return -EINVAL;
2251
2252 saa7134_i2c_call_clients(dev,VIDIOC_S_TUNER,t);
2253
1da177e4
LT		 2254 return 0;
2255 }
2256 case VIDIOC_ENUMINPUT:
2257 {
2258 struct v4l2_input *i = arg;
2259
2260 if (i->index != 0)
2261 return -EINVAL;
2262 strcpy(i->name,"Radio");
2263 i->type = V4L2_INPUT_TYPE_TUNER;
2264 return 0;
2265 }
2266 case VIDIOC_G_INPUT:
2267 {
2268 int *i = arg;
2269 *i = 0;
2270 return 0;
2271 }
2272 case VIDIOC_G_AUDIO:
2273 {
2274 struct v4l2_audio *a = arg;
2275
2276 memset(a,0,sizeof(*a));
2277 strcpy(a->name,"Radio");
2278 return 0;
2279 }
2280 case VIDIOC_G_STD:
2281 {
2282 v4l2_std_id *id = arg;
2283 *id = 0;
2284 return 0;
2285 }
2286 case VIDIOC_S_AUDIO:
1da177e4
LT		 2287 case VIDIOC_S_INPUT:
2288 case VIDIOC_S_STD:
2289 return 0;
2290
2291 case VIDIOC_QUERYCTRL:
2292 {
2293 const struct v4l2_queryctrl *ctrl;
2294 struct v4l2_queryctrl *c = arg;
2295
2296 if (c->id < V4L2_CID_BASE ||
2297 c->id >= V4L2_CID_LASTP1)
2298 return -EINVAL;
2299 if (c->id == V4L2_CID_AUDIO_MUTE) {
2300 ctrl = ctrl_by_id(c->id);
2301 *c = *ctrl;
2302 } else
2303 *c = no_ctrl;
2304 return 0;
2305 }
2306
2307 case VIDIOC_G_CTRL:
2308 case VIDIOC_S_CTRL:
2309 case VIDIOC_G_FREQUENCY:
2310 case VIDIOC_S_FREQUENCY:
2311 return video_do_ioctl(inode,file,cmd,arg);
2312
2313 default:
2314 return v4l_compat_translate_ioctl(inode,file,cmd,arg,
2315 radio_do_ioctl);
2316 }
2317 return 0;
2318}
2319
2320static int radio_ioctl(struct inode *inode, struct file *file,
2321 unsigned int cmd, unsigned long arg)
2322{
2323 return video_usercopy(inode, file, cmd, arg, radio_do_ioctl);
2324}
2325
fa027c2a 2326static const struct file_operations video_fops =
1da177e4
LT		 2327{
2328 .owner = THIS_MODULE,
2329 .open = video_open,
2330 .release = video_release,
2331 .read = video_read,
2332 .poll = video_poll,
2333 .mmap = video_mmap,
2334 .ioctl = video_ioctl,
0d0fbf81 2335 .compat_ioctl = v4l_compat_ioctl32,
1da177e4
LT		 2336 .llseek = no_llseek,
2337};
2338
fa027c2a 2339static const struct file_operations radio_fops =
1da177e4
LT		 2340{
2341 .owner = THIS_MODULE,
2342 .open = video_open,
2343 .release = video_release,
2344 .ioctl = radio_ioctl,
0d0fbf81 2345 .compat_ioctl = v4l_compat_ioctl32,
1da177e4
LT		 2346 .llseek = no_llseek,
2347};
2348
2349/* ----------------------------------------------------------- */
2350/* exported stuff */
2351
2352struct video_device saa7134_video_template =
2353{
2354 .name = "saa7134-video",
ecb73774 2355 .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|
4ac97914 2356 VID_TYPE_CLIPPING|VID_TYPE_SCALES,
1da177e4
LT		 2357 .hardware = 0,
2358 .fops = &video_fops,
2359 .minor = -1,
2360};
2361
2362struct video_device saa7134_vbi_template =
2363{
2364 .name = "saa7134-vbi",
2365 .type = VID_TYPE_TUNER|VID_TYPE_TELETEXT,
2366 .hardware = 0,
2367 .fops = &video_fops,
2368 .minor = -1,
2369};
2370
2371struct video_device saa7134_radio_template =
2372{
2373 .name = "saa7134-radio",
2374 .type = VID_TYPE_TUNER,
2375 .hardware = 0,
2376 .fops = &radio_fops,
2377 .minor = -1,
2378};
2379
2380int saa7134_video_init1(struct saa7134_dev *dev)
2381{
2382 /* sanitycheck insmod options */
2383 if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2384 gbuffers = 2;
2385 if (gbufsize < 0 || gbufsize > gbufsize_max)
2386 gbufsize = gbufsize_max;
2387 gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2388
2389 /* put some sensible defaults into the data structures ... */
2390 dev->ctl_bright = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2391 dev->ctl_contrast = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2392 dev->ctl_hue = ctrl_by_id(V4L2_CID_HUE)->default_value;
2393 dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2394 dev->ctl_volume = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2395 dev->ctl_mute = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2396 dev->ctl_invert = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2397 dev->ctl_automute = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2398
2399 if (dev->tda9887_conf && dev->ctl_automute)
2400 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2401 dev->automute = 0;
2402
4ac97914 2403 INIT_LIST_HEAD(&dev->video_q.queue);
1da177e4
LT		 2404 init_timer(&dev->video_q.timeout);
2405 dev->video_q.timeout.function = saa7134_buffer_timeout;
2406 dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
2407 dev->video_q.dev = dev;
2408
cb71201f
ML		 2409 if (saa7134_boards[dev->board].video_out)
2410 saa7134_videoport_init(dev);
2411
2412 return 0;
2413}
2414
2415int saa7134_videoport_init(struct saa7134_dev *dev)
2416{
2417 /* enable video output */
2418 int vo = saa7134_boards[dev->board].video_out;
2419 int video_reg;
2420 unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2421 saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2422 video_reg = video_out[vo][1];
2423 if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2424 video_reg &= ~VP_T_CODE_P_INVERTED;
2425 saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2426 saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2427 saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2428 saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2429 video_reg = video_out[vo][5];
2430 if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2431 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2432 if (vid_port_opts & SET_CLOCK_INVERTED)
2433 video_reg |= VP_CLK_CTRL1_INVERTED;
2434 saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2435 video_reg = video_out[vo][6];
2436 if (vid_port_opts & SET_VSYNC_OFF) {
2437 video_reg &= ~VP_VS_TYPE_MASK;
2438 video_reg |= VP_VS_TYPE_OFF;
2439 }
2440 saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2441 saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2442 saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
1da177e4
LT		 2443
2444 return 0;
2445}
2446
2447int saa7134_video_init2(struct saa7134_dev *dev)
2448{
2449 /* init video hw */
2450 set_tvnorm(dev,&tvnorms[0]);
2451 video_mux(dev,0);
2452 saa7134_tvaudio_setmute(dev);
2453 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2454 return 0;
2455}
2456
1da177e4
LT		 2457void saa7134_irq_video_intl(struct saa7134_dev *dev)
2458{
2459 static const char *st[] = {
2460 "(no signal)", "NTSC", "PAL", "SECAM" };
2461 u32 st1,st2;
2462
2463 st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2464 st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2465 dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2466 (st1 & 0x40) ? "not locked" : "locked",
2467 (st2 & 0x40) ? "no" : "yes",
2468 st[st1 & 0x03]);
2469 dev->nosignal = (st1 & 0x40) || (st2 & 0x40);
2470
2471 if (dev->nosignal) {
2472 /* no video signal -> mute audio */
2473 if (dev->ctl_automute)
2474 dev->automute = 1;
2475 saa7134_tvaudio_setmute(dev);
2476 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2477 } else {
2478 /* wake up tvaudio audio carrier scan thread */
2479 saa7134_tvaudio_do_scan(dev);
2480 if (!noninterlaced)
2481 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2482 }
2483 if (dev->mops && dev->mops->signal_change)
2484 dev->mops->signal_change(dev);
2485}
2486
2487void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2488{
2489 enum v4l2_field field;
2490
2491 spin_lock(&dev->slock);
2492 if (dev->video_q.curr) {
2493 dev->video_fieldcount++;
2494 field = dev->video_q.curr->vb.field;
2495 if (V4L2_FIELD_HAS_BOTH(field)) {
2496 /* make sure we have seen both fields */
2497 if ((status & 0x10) == 0x00) {
2498 dev->video_q.curr->top_seen = 1;
2499 goto done;
2500 }
2501 if (!dev->video_q.curr->top_seen)
2502 goto done;
2503 } else if (field == V4L2_FIELD_TOP) {
2504 if ((status & 0x10) != 0x10)
2505 goto done;
2506 } else if (field == V4L2_FIELD_BOTTOM) {
2507 if ((status & 0x10) != 0x00)
2508 goto done;
2509 }
2510 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2511 saa7134_buffer_finish(dev,&dev->video_q,STATE_DONE);
2512 }
2513 saa7134_buffer_next(dev,&dev->video_q);
2514
2515 done:
2516 spin_unlock(&dev->slock);
2517}
2518
2519/* ----------------------------------------------------------- */
2520/*
2521 * Local variables:
2522 * c-basic-offset: 8
2523 * End:
2524 */
kernel source for telekom puls (alcatel/mediatek)