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[media] saa7134: move qos_request from saa7134_fh to saa7134_dev
[mirror_ubuntu-artful-kernel.git] / drivers / media / pci / 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>
b9218f2f 33#include <media/saa6588.h>
1da177e4 34
1da177e4
LT		 35/* ------------------------------------------------------------------ */
36
8c85454a 37unsigned int video_debug;
1da177e4 38static unsigned int gbuffers = 8;
ff699e6b 39static unsigned int noninterlaced; /* 0 */
1da177e4
LT		 40static unsigned int gbufsize = 720*576*4;
41static unsigned int gbufsize_max = 720*576*4;
17b10a73 42static char secam[] = "--";
1da177e4
LT		 43module_param(video_debug, int, 0644);
44MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
45module_param(gbuffers, int, 0444);
46MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
47module_param(noninterlaced, int, 0644);
d5fdd135 48MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
17b10a73
HH		 49module_param_string(secam, secam, sizeof(secam), 0644);
50MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
51
1da177e4 52
8c85454a 53#define dprintk(fmt, arg...) if (video_debug&0x04) \
1da177e4
LT		 54 printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
55
2f8d4f51
RB		 56/* ------------------------------------------------------------------ */
57/* Defines for Video Output Port Register at address 0x191 */
58
59/* Bit 0: VIP code T bit polarity */
60
61#define VP_T_CODE_P_NON_INVERTED 0x00
62#define VP_T_CODE_P_INVERTED 0x01
63
64/* ------------------------------------------------------------------ */
65/* Defines for Video Output Port Register at address 0x195 */
66
67/* Bit 2: Video output clock delay control */
68
69#define VP_CLK_CTRL2_NOT_DELAYED 0x00
70#define VP_CLK_CTRL2_DELAYED 0x04
71
72/* Bit 1: Video output clock invert control */
73
74#define VP_CLK_CTRL1_NON_INVERTED 0x00
75#define VP_CLK_CTRL1_INVERTED 0x02
76
77/* ------------------------------------------------------------------ */
78/* Defines for Video Output Port Register at address 0x196 */
79
80/* Bits 2 to 0: VSYNC pin video vertical sync type */
81
82#define VP_VS_TYPE_MASK 0x07
83
84#define VP_VS_TYPE_OFF 0x00
85#define VP_VS_TYPE_V123 0x01
86#define VP_VS_TYPE_V_ITU 0x02
87#define VP_VS_TYPE_VGATE_L 0x03
88#define VP_VS_TYPE_RESERVED1 0x04
89#define VP_VS_TYPE_RESERVED2 0x05
90#define VP_VS_TYPE_F_ITU 0x06
91#define VP_VS_TYPE_SC_FID 0x07
92
1da177e4
LT		 93/* ------------------------------------------------------------------ */
94/* data structs for video */
95
96static int video_out[][9] = {
97 [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
98};
99
100static struct saa7134_format formats[] = {
101 {
102 .name = "8 bpp gray",
103 .fourcc = V4L2_PIX_FMT_GREY,
104 .depth = 8,
105 .pm = 0x06,
106 },{
107 .name = "15 bpp RGB, le",
108 .fourcc = V4L2_PIX_FMT_RGB555,
109 .depth = 16,
110 .pm = 0x13 | 0x80,
111 },{
112 .name = "15 bpp RGB, be",
113 .fourcc = V4L2_PIX_FMT_RGB555X,
114 .depth = 16,
115 .pm = 0x13 | 0x80,
116 .bswap = 1,
117 },{
118 .name = "16 bpp RGB, le",
119 .fourcc = V4L2_PIX_FMT_RGB565,
120 .depth = 16,
121 .pm = 0x10 | 0x80,
122 },{
123 .name = "16 bpp RGB, be",
124 .fourcc = V4L2_PIX_FMT_RGB565X,
125 .depth = 16,
126 .pm = 0x10 | 0x80,
127 .bswap = 1,
128 },{
129 .name = "24 bpp RGB, le",
130 .fourcc = V4L2_PIX_FMT_BGR24,
131 .depth = 24,
132 .pm = 0x11,
133 },{
134 .name = "24 bpp RGB, be",
135 .fourcc = V4L2_PIX_FMT_RGB24,
136 .depth = 24,
137 .pm = 0x11,
138 .bswap = 1,
139 },{
140 .name = "32 bpp RGB, le",
141 .fourcc = V4L2_PIX_FMT_BGR32,
142 .depth = 32,
143 .pm = 0x12,
144 },{
145 .name = "32 bpp RGB, be",
146 .fourcc = V4L2_PIX_FMT_RGB32,
147 .depth = 32,
148 .pm = 0x12,
149 .bswap = 1,
150 .wswap = 1,
151 },{
152 .name = "4:2:2 packed, YUYV",
153 .fourcc = V4L2_PIX_FMT_YUYV,
154 .depth = 16,
155 .pm = 0x00,
156 .bswap = 1,
157 .yuv = 1,
158 },{
159 .name = "4:2:2 packed, UYVY",
160 .fourcc = V4L2_PIX_FMT_UYVY,
161 .depth = 16,
162 .pm = 0x00,
163 .yuv = 1,
164 },{
165 .name = "4:2:2 planar, Y-Cb-Cr",
166 .fourcc = V4L2_PIX_FMT_YUV422P,
167 .depth = 16,
168 .pm = 0x09,
169 .yuv = 1,
170 .planar = 1,
171 .hshift = 1,
172 .vshift = 0,
173 },{
174 .name = "4:2:0 planar, Y-Cb-Cr",
175 .fourcc = V4L2_PIX_FMT_YUV420,
176 .depth = 12,
177 .pm = 0x0a,
178 .yuv = 1,
179 .planar = 1,
180 .hshift = 1,
181 .vshift = 1,
182 },{
183 .name = "4:2:0 planar, Y-Cb-Cr",
184 .fourcc = V4L2_PIX_FMT_YVU420,
185 .depth = 12,
186 .pm = 0x0a,
187 .yuv = 1,
188 .planar = 1,
189 .uvswap = 1,
190 .hshift = 1,
191 .vshift = 1,
192 }
193};
194#define FORMATS ARRAY_SIZE(formats)
195
196#define NORM_625_50 \
197 .h_start = 0, \
198 .h_stop = 719, \
199 .video_v_start = 24, \
200 .video_v_stop = 311, \
f246a817
MS		 201 .vbi_v_start_0 = 7, \
202 .vbi_v_stop_0 = 22, \
203 .vbi_v_start_1 = 319, \
1da177e4
LT		 204 .src_timing = 4
205
206#define NORM_525_60 \
207 .h_start = 0, \
dd6ed861 208 .h_stop = 719, \
f246a817
MS		 209 .video_v_start = 23, \
210 .video_v_stop = 262, \
211 .vbi_v_start_0 = 10, \
212 .vbi_v_stop_0 = 21, \
213 .vbi_v_start_1 = 273, \
214 .src_timing = 7
1da177e4
LT		 215
216static struct saa7134_tvnorm tvnorms[] = {
217 {
218 .name = "PAL", /* autodetect */
219 .id = V4L2_STD_PAL,
220 NORM_625_50,
221
222 .sync_control = 0x18,
223 .luma_control = 0x40,
224 .chroma_ctrl1 = 0x81,
225 .chroma_gain = 0x2a,
226 .chroma_ctrl2 = 0x06,
227 .vgate_misc = 0x1c,
228
229 },{
230 .name = "PAL-BG",
231 .id = V4L2_STD_PAL_BG,
232 NORM_625_50,
233
234 .sync_control = 0x18,
235 .luma_control = 0x40,
236 .chroma_ctrl1 = 0x81,
237 .chroma_gain = 0x2a,
238 .chroma_ctrl2 = 0x06,
239 .vgate_misc = 0x1c,
240
241 },{
242 .name = "PAL-I",
243 .id = V4L2_STD_PAL_I,
244 NORM_625_50,
245
246 .sync_control = 0x18,
247 .luma_control = 0x40,
248 .chroma_ctrl1 = 0x81,
249 .chroma_gain = 0x2a,
250 .chroma_ctrl2 = 0x06,
251 .vgate_misc = 0x1c,
252
253 },{
254 .name = "PAL-DK",
255 .id = V4L2_STD_PAL_DK,
256 NORM_625_50,
257
258 .sync_control = 0x18,
259 .luma_control = 0x40,
260 .chroma_ctrl1 = 0x81,
261 .chroma_gain = 0x2a,
262 .chroma_ctrl2 = 0x06,
263 .vgate_misc = 0x1c,
264
265 },{
266 .name = "NTSC",
267 .id = V4L2_STD_NTSC,
268 NORM_525_60,
269
270 .sync_control = 0x59,
271 .luma_control = 0x40,
272 .chroma_ctrl1 = 0x89,
273 .chroma_gain = 0x2a,
274 .chroma_ctrl2 = 0x0e,
275 .vgate_misc = 0x18,
276
277 },{
278 .name = "SECAM",
279 .id = V4L2_STD_SECAM,
280 NORM_625_50,
281
17b10a73
HH		 282 .sync_control = 0x18,
283 .luma_control = 0x1b,
284 .chroma_ctrl1 = 0xd1,
285 .chroma_gain = 0x80,
286 .chroma_ctrl2 = 0x00,
287 .vgate_misc = 0x1c,
288
289 },{
290 .name = "SECAM-DK",
291 .id = V4L2_STD_SECAM_DK,
292 NORM_625_50,
293
294 .sync_control = 0x18,
295 .luma_control = 0x1b,
296 .chroma_ctrl1 = 0xd1,
297 .chroma_gain = 0x80,
298 .chroma_ctrl2 = 0x00,
299 .vgate_misc = 0x1c,
300
301 },{
302 .name = "SECAM-L",
303 .id = V4L2_STD_SECAM_L,
304 NORM_625_50,
305
306 .sync_control = 0x18,
307 .luma_control = 0x1b,
308 .chroma_ctrl1 = 0xd1,
309 .chroma_gain = 0x80,
310 .chroma_ctrl2 = 0x00,
311 .vgate_misc = 0x1c,
312
313 },{
314 .name = "SECAM-Lc",
315 .id = V4L2_STD_SECAM_LC,
316 NORM_625_50,
317
318 .sync_control = 0x18,
1da177e4
LT		 319 .luma_control = 0x1b,
320 .chroma_ctrl1 = 0xd1,
321 .chroma_gain = 0x80,
322 .chroma_ctrl2 = 0x00,
323 .vgate_misc = 0x1c,
324
325 },{
326 .name = "PAL-M",
327 .id = V4L2_STD_PAL_M,
328 NORM_525_60,
329
330 .sync_control = 0x59,
331 .luma_control = 0x40,
332 .chroma_ctrl1 = 0xb9,
333 .chroma_gain = 0x2a,
334 .chroma_ctrl2 = 0x0e,
335 .vgate_misc = 0x18,
336
337 },{
338 .name = "PAL-Nc",
339 .id = V4L2_STD_PAL_Nc,
340 NORM_625_50,
341
342 .sync_control = 0x18,
343 .luma_control = 0x40,
344 .chroma_ctrl1 = 0xa1,
345 .chroma_gain = 0x2a,
346 .chroma_ctrl2 = 0x06,
347 .vgate_misc = 0x1c,
348
349 },{
350 .name = "PAL-60",
351 .id = V4L2_STD_PAL_60,
352
353 .h_start = 0,
354 .h_stop = 719,
4ac97914
MCC		 355 .video_v_start = 23,
356 .video_v_stop = 262,
357 .vbi_v_start_0 = 10,
358 .vbi_v_stop_0 = 21,
359 .vbi_v_start_1 = 273,
360 .src_timing = 7,
1da177e4
LT		 361
362 .sync_control = 0x18,
363 .luma_control = 0x40,
364 .chroma_ctrl1 = 0x81,
365 .chroma_gain = 0x2a,
366 .chroma_ctrl2 = 0x06,
367 .vgate_misc = 0x1c,
368 }
369};
370#define TVNORMS ARRAY_SIZE(tvnorms)
371
372#define V4L2_CID_PRIVATE_INVERT (V4L2_CID_PRIVATE_BASE + 0)
373#define V4L2_CID_PRIVATE_Y_ODD (V4L2_CID_PRIVATE_BASE + 1)
374#define V4L2_CID_PRIVATE_Y_EVEN (V4L2_CID_PRIVATE_BASE + 2)
375#define V4L2_CID_PRIVATE_AUTOMUTE (V4L2_CID_PRIVATE_BASE + 3)
376#define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 4)
377
378static const struct v4l2_queryctrl no_ctrl = {
379 .name = "42",
380 .flags = V4L2_CTRL_FLAG_DISABLED,
381};
382static const struct v4l2_queryctrl video_ctrls[] = {
383 /* --- video --- */
384 {
385 .id = V4L2_CID_BRIGHTNESS,
386 .name = "Brightness",
387 .minimum = 0,
388 .maximum = 255,
389 .step = 1,
390 .default_value = 128,
391 .type = V4L2_CTRL_TYPE_INTEGER,
392 },{
393 .id = V4L2_CID_CONTRAST,
394 .name = "Contrast",
395 .minimum = 0,
396 .maximum = 127,
397 .step = 1,
398 .default_value = 68,
399 .type = V4L2_CTRL_TYPE_INTEGER,
400 },{
401 .id = V4L2_CID_SATURATION,
402 .name = "Saturation",
403 .minimum = 0,
404 .maximum = 127,
405 .step = 1,
406 .default_value = 64,
407 .type = V4L2_CTRL_TYPE_INTEGER,
408 },{
409 .id = V4L2_CID_HUE,
410 .name = "Hue",
411 .minimum = -128,
412 .maximum = 127,
413 .step = 1,
414 .default_value = 0,
415 .type = V4L2_CTRL_TYPE_INTEGER,
416 },{
f246a817
MS		 417 .id = V4L2_CID_HFLIP,
418 .name = "Mirror",
1da177e4
LT		 419 .minimum = 0,
420 .maximum = 1,
421 .type = V4L2_CTRL_TYPE_BOOLEAN,
422 },
423 /* --- audio --- */
424 {
425 .id = V4L2_CID_AUDIO_MUTE,
426 .name = "Mute",
427 .minimum = 0,
428 .maximum = 1,
429 .type = V4L2_CTRL_TYPE_BOOLEAN,
430 },{
431 .id = V4L2_CID_AUDIO_VOLUME,
432 .name = "Volume",
433 .minimum = -15,
434 .maximum = 15,
435 .step = 1,
436 .default_value = 0,
437 .type = V4L2_CTRL_TYPE_INTEGER,
438 },
439 /* --- private --- */
440 {
441 .id = V4L2_CID_PRIVATE_INVERT,
442 .name = "Invert",
443 .minimum = 0,
444 .maximum = 1,
445 .type = V4L2_CTRL_TYPE_BOOLEAN,
446 },{
447 .id = V4L2_CID_PRIVATE_Y_ODD,
448 .name = "y offset odd field",
449 .minimum = 0,
450 .maximum = 128,
553d3c50 451 .step = 1,
1da177e4
LT		 452 .default_value = 0,
453 .type = V4L2_CTRL_TYPE_INTEGER,
454 },{
455 .id = V4L2_CID_PRIVATE_Y_EVEN,
456 .name = "y offset even field",
457 .minimum = 0,
458 .maximum = 128,
553d3c50 459 .step = 1,
1da177e4
LT		 460 .default_value = 0,
461 .type = V4L2_CTRL_TYPE_INTEGER,
462 },{
463 .id = V4L2_CID_PRIVATE_AUTOMUTE,
464 .name = "automute",
465 .minimum = 0,
466 .maximum = 1,
467 .default_value = 1,
468 .type = V4L2_CTRL_TYPE_BOOLEAN,
469 }
470};
471static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
472
473static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
474{
475 unsigned int i;
476
477 for (i = 0; i < CTRLS; i++)
478 if (video_ctrls[i].id == id)
479 return video_ctrls+i;
480 return NULL;
481}
482
483static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
484{
485 unsigned int i;
486
487 for (i = 0; i < FORMATS; i++)
488 if (formats[i].fourcc == fourcc)
489 return formats+i;
490 return NULL;
491}
492
493/* ----------------------------------------------------------------------- */
494/* resource management */
495
496static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
497{
498 if (fh->resources & bit)
499 /* have it already allocated */
500 return 1;
501
502 /* is it free? */
3593cab5 503 mutex_lock(&dev->lock);
1da177e4
LT		 504 if (dev->resources & bit) {
505 /* no, someone else uses it */
3593cab5 506 mutex_unlock(&dev->lock);
1da177e4
LT		 507 return 0;
508 }
509 /* it's free, grab it */
510 fh->resources |= bit;
511 dev->resources |= bit;
512 dprintk("res: get %d\n",bit);
3593cab5 513 mutex_unlock(&dev->lock);
1da177e4
LT		 514 return 1;
515}
516
9040b32e 517static int res_check(struct saa7134_fh *fh, unsigned int bit)
1da177e4
LT		 518{
519 return (fh->resources & bit);
520}
521
9040b32e 522static int res_locked(struct saa7134_dev *dev, unsigned int bit)
1da177e4
LT		 523{
524 return (dev->resources & bit);
525}
526
527static
528void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
529{
ae24601b 530 BUG_ON((fh->resources & bits) != bits);
1da177e4 531
3593cab5 532 mutex_lock(&dev->lock);
1da177e4
LT		 533 fh->resources &= ~bits;
534 dev->resources &= ~bits;
535 dprintk("res: put %d\n",bits);
3593cab5 536 mutex_unlock(&dev->lock);
1da177e4
LT		 537}
538
539/* ------------------------------------------------------------------ */
540
b02044d8 541static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
1da177e4 542{
1da177e4
LT		 543 dprintk("set tv norm = %s\n",norm->name);
544 dev->tvnorm = norm;
545
1da177e4
LT		 546 /* setup cropping */
547 dev->crop_bounds.left = norm->h_start;
548 dev->crop_defrect.left = norm->h_start;
549 dev->crop_bounds.width = norm->h_stop - norm->h_start +1;
550 dev->crop_defrect.width = norm->h_stop - norm->h_start +1;
551
f246a817 552 dev->crop_bounds.top = (norm->vbi_v_stop_0+1)*2;
1da177e4
LT		 553 dev->crop_defrect.top = norm->video_v_start*2;
554 dev->crop_bounds.height = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
555 - dev->crop_bounds.top;
556 dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
557
558 dev->crop_current = dev->crop_defrect;
559
c458473e 560 saa7134_set_tvnorm_hw(dev);
cb71201f
ML		 561}
562
563static void video_mux(struct saa7134_dev *dev, int input)
564{
565 dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
566 dev->ctl_input = input;
567 set_tvnorm(dev, dev->tvnorm);
568 saa7134_tvaudio_setinput(dev, &card_in(dev, input));
569}
570
c458473e
ML		 571
572static void saa7134_set_decoder(struct saa7134_dev *dev)
cb71201f
ML		 573{
574 int luma_control, sync_control, mux;
575
576 struct saa7134_tvnorm *norm = dev->tvnorm;
577 mux = card_in(dev, dev->ctl_input).vmux;
578
579 luma_control = norm->luma_control;
580 sync_control = norm->sync_control;
581
582 if (mux > 5)
583 luma_control |= 0x80; /* svideo */
584 if (noninterlaced || dev->nosignal)
585 sync_control |= 0x20;
586
1da177e4
LT		 587 /* setup video decoder */
588 saa_writeb(SAA7134_INCR_DELAY, 0x08);
589 saa_writeb(SAA7134_ANALOG_IN_CTRL1, 0xc0 | mux);
590 saa_writeb(SAA7134_ANALOG_IN_CTRL2, 0x00);
591
592 saa_writeb(SAA7134_ANALOG_IN_CTRL3, 0x90);
593 saa_writeb(SAA7134_ANALOG_IN_CTRL4, 0x90);
594 saa_writeb(SAA7134_HSYNC_START, 0xeb);
595 saa_writeb(SAA7134_HSYNC_STOP, 0xe0);
596 saa_writeb(SAA7134_SOURCE_TIMING1, norm->src_timing);
597
598 saa_writeb(SAA7134_SYNC_CTRL, sync_control);
599 saa_writeb(SAA7134_LUMA_CTRL, luma_control);
600 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1da177e4 601
f5a1ac64
ML		 602 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
603 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
604
605 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
606 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
607
1da177e4
LT		 608 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
609 saa_writeb(SAA7134_CHROMA_CTRL1, norm->chroma_ctrl1);
610 saa_writeb(SAA7134_CHROMA_GAIN, norm->chroma_gain);
611
612 saa_writeb(SAA7134_CHROMA_CTRL2, norm->chroma_ctrl2);
613 saa_writeb(SAA7134_MODE_DELAY_CTRL, 0x00);
614
615 saa_writeb(SAA7134_ANALOG_ADC, 0x01);
616 saa_writeb(SAA7134_VGATE_START, 0x11);
617 saa_writeb(SAA7134_VGATE_STOP, 0xfe);
618 saa_writeb(SAA7134_MISC_VGATE_MSB, norm->vgate_misc);
619 saa_writeb(SAA7134_RAW_DATA_GAIN, 0x40);
620 saa_writeb(SAA7134_RAW_DATA_OFFSET, 0x80);
1da177e4
LT		 621}
622
c458473e
ML		 623void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
624{
625 saa7134_set_decoder(dev);
626
7bff4b4d 627 if (card_in(dev, dev->ctl_input).tv)
f41737ec 628 saa_call_all(dev, core, s_std, dev->tvnorm->id);
9afb7377
HV		 629 /* Set the correct norm for the saa6752hs. This function
630 does nothing if there is no saa6752hs. */
f41737ec 631 saa_call_empress(dev, core, s_std, dev->tvnorm->id);
c458473e
ML		 632}
633
1da177e4
LT		 634static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
635{
636 static const struct {
637 int xpsc;
638 int xacl;
639 int xc2_1;
640 int xdcg;
641 int vpfy;
642 } vals[] = {
643 /* XPSC XACL XC2_1 XDCG VPFY */
644 { 1, 0, 0, 0, 0 },
645 { 2, 2, 1, 2, 2 },
646 { 3, 4, 1, 3, 2 },
647 { 4, 8, 1, 4, 2 },
648 { 5, 8, 1, 4, 2 },
649 { 6, 8, 1, 4, 3 },
650 { 7, 8, 1, 4, 3 },
651 { 8, 15, 0, 4, 3 },
652 { 9, 15, 0, 4, 3 },
653 { 10, 16, 1, 5, 3 },
654 };
655 static const int count = ARRAY_SIZE(vals);
656 int i;
657
658 for (i = 0; i < count; i++)
659 if (vals[i].xpsc == prescale)
660 break;
661 if (i == count)
662 return;
663
664 saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
665 saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
666 saa_writeb(SAA7134_LEVEL_CTRL(task),
667 (vals[i].xc2_1 << 3) | (vals[i].xdcg));
668 saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
669 (vals[i].vpfy << 2) | vals[i].vpfy);
670}
671
672static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
673{
674 int val,mirror;
675
676 saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale & 0xff);
677 saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
678
679 mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
680 if (yscale < 2048) {
681 /* LPI */
682 dprintk("yscale LPI yscale=%d\n",yscale);
683 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
684 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
685 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
686 } else {
687 /* ACM */
688 val = 0x40 * 1024 / yscale;
689 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
690 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
691 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
692 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
693 }
694 saa_writeb(SAA7134_LUMA_BRIGHT(task), 0x80);
695}
696
697static void set_size(struct saa7134_dev *dev, int task,
698 int width, int height, int interlace)
699{
700 int prescale,xscale,yscale,y_even,y_odd;
701 int h_start, h_stop, v_start, v_stop;
702 int div = interlace ? 2 : 1;
703
704 /* setup video scaler */
705 h_start = dev->crop_current.left;
706 v_start = dev->crop_current.top/2;
707 h_stop = (dev->crop_current.left + dev->crop_current.width -1);
708 v_stop = (dev->crop_current.top + dev->crop_current.height -1)/2;
709
710 saa_writeb(SAA7134_VIDEO_H_START1(task), h_start & 0xff);
711 saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
712 saa_writeb(SAA7134_VIDEO_H_STOP1(task), h_stop & 0xff);
713 saa_writeb(SAA7134_VIDEO_H_STOP2(task), h_stop >> 8);
714 saa_writeb(SAA7134_VIDEO_V_START1(task), v_start & 0xff);
715 saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
716 saa_writeb(SAA7134_VIDEO_V_STOP1(task), v_stop & 0xff);
717 saa_writeb(SAA7134_VIDEO_V_STOP2(task), v_stop >> 8);
718
719 prescale = dev->crop_current.width / width;
720 if (0 == prescale)
721 prescale = 1;
722 xscale = 1024 * dev->crop_current.width / prescale / width;
723 yscale = 512 * div * dev->crop_current.height / height;
4ac97914 724 dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
1da177e4
LT		 725 set_h_prescale(dev,task,prescale);
726 saa_writeb(SAA7134_H_SCALE_INC1(task), xscale & 0xff);
727 saa_writeb(SAA7134_H_SCALE_INC2(task), xscale >> 8);
728 set_v_scale(dev,task,yscale);
729
730 saa_writeb(SAA7134_VIDEO_PIXELS1(task), width & 0xff);
731 saa_writeb(SAA7134_VIDEO_PIXELS2(task), width >> 8);
732 saa_writeb(SAA7134_VIDEO_LINES1(task), height/div & 0xff);
733 saa_writeb(SAA7134_VIDEO_LINES2(task), height/div >> 8);
734
735 /* deinterlace y offsets */
736 y_odd = dev->ctl_y_odd;
737 y_even = dev->ctl_y_even;
738 saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
739 saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
740 saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
741 saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
742}
743
744/* ------------------------------------------------------------------ */
745
746struct cliplist {
747 __u16 position;
748 __u8 enable;
749 __u8 disable;
750};
751
1da177e4
LT		 752static void set_cliplist(struct saa7134_dev *dev, int reg,
753 struct cliplist *cl, int entries, char *name)
754{
755 __u8 winbits = 0;
756 int i;
757
758 for (i = 0; i < entries; i++) {
759 winbits |= cl[i].enable;
760 winbits &= ~cl[i].disable;
761 if (i < 15 && cl[i].position == cl[i+1].position)
762 continue;
763 saa_writeb(reg + 0, winbits);
764 saa_writeb(reg + 2, cl[i].position & 0xff);
765 saa_writeb(reg + 3, cl[i].position >> 8);
766 dprintk("clip: %s winbits=%02x pos=%d\n",
767 name,winbits,cl[i].position);
768 reg += 8;
769 }
770 for (; reg < 0x400; reg += 8) {
771 saa_writeb(reg+ 0, 0);
772 saa_writeb(reg + 1, 0);
773 saa_writeb(reg + 2, 0);
774 saa_writeb(reg + 3, 0);
775 }
776}
777
778static int clip_range(int val)
779{
780 if (val < 0)
781 val = 0;
782 return val;
783}
784
9040b32e
HO		 785/* Sort into smallest position first order */
786static int cliplist_cmp(const void *a, const void *b)
787{
788 const struct cliplist *cla = a;
789 const struct cliplist *clb = b;
790 if (cla->position < clb->position)
791 return -1;
792 if (cla->position > clb->position)
793 return 1;
794 return 0;
795}
796
1da177e4
LT		 797static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
798 int nclips, int interlace)
799{
800 struct cliplist col[16], row[16];
9040b32e 801 int cols = 0, rows = 0, i;
1da177e4
LT		 802 int div = interlace ? 2 : 1;
803
9040b32e
HO		 804 memset(col, 0, sizeof(col));
805 memset(row, 0, sizeof(row));
1da177e4
LT		 806 for (i = 0; i < nclips && i < 8; i++) {
807 col[cols].position = clip_range(clips[i].c.left);
808 col[cols].enable = (1 << i);
809 cols++;
810 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
811 col[cols].disable = (1 << i);
812 cols++;
813 row[rows].position = clip_range(clips[i].c.top / div);
814 row[rows].enable = (1 << i);
815 rows++;
816 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
817 / div);
818 row[rows].disable = (1 << i);
819 rows++;
820 }
9040b32e
HO		 821 sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
822 sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
1da177e4
LT		 823 set_cliplist(dev,0x380,col,cols,"cols");
824 set_cliplist(dev,0x384,row,rows,"rows");
825 return 0;
826}
827
828static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
829{
830 enum v4l2_field field;
831 int maxw, maxh;
832
833 if (NULL == dev->ovbuf.base)
834 return -EINVAL;
835 if (NULL == dev->ovfmt)
836 return -EINVAL;
837 if (win->w.width < 48 || win->w.height < 32)
838 return -EINVAL;
839 if (win->clipcount > 2048)
840 return -EINVAL;
841
842 field = win->field;
843 maxw = dev->crop_current.width;
844 maxh = dev->crop_current.height;
845
846 if (V4L2_FIELD_ANY == field) {
4ac97914
MCC		 847 field = (win->w.height > maxh/2)
848 ? V4L2_FIELD_INTERLACED
849 : V4L2_FIELD_TOP;
850 }
851 switch (field) {
852 case V4L2_FIELD_TOP:
853 case V4L2_FIELD_BOTTOM:
854 maxh = maxh / 2;
855 break;
856 case V4L2_FIELD_INTERLACED:
857 break;
858 default:
859 return -EINVAL;
860 }
1da177e4
LT		 861
862 win->field = field;
863 if (win->w.width > maxw)
864 win->w.width = maxw;
865 if (win->w.height > maxh)
866 win->w.height = maxh;
867 return 0;
868}
869
870static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
871{
872 unsigned long base,control,bpl;
873 int err;
874
b12262f9 875 err = verify_preview(dev, &dev->win);
1da177e4
LT		 876 if (0 != err)
877 return err;
878
b12262f9 879 dev->ovfield = dev->win.field;
1da177e4 880 dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
b12262f9
HV		 881 dev->win.w.width, dev->win.w.height,
882 dev->win.w.left, dev->win.w.top,
883 dev->ovfmt->name, v4l2_field_names[dev->ovfield]);
1da177e4
LT		 884
885 /* setup window + clipping */
b12262f9 886 set_size(dev, TASK_B, dev->win.w.width, dev->win.w.height,
1da177e4 887 V4L2_FIELD_HAS_BOTH(dev->ovfield));
b12262f9 888 setup_clipping(dev, dev->clips, dev->nclips,
1da177e4
LT		 889 V4L2_FIELD_HAS_BOTH(dev->ovfield));
890 if (dev->ovfmt->yuv)
891 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
892 else
893 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
894 saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
895
896 /* dma: setup channel 1 (= Video Task B) */
897 base = (unsigned long)dev->ovbuf.base;
b12262f9
HV		 898 base += dev->ovbuf.fmt.bytesperline * dev->win.w.top;
899 base += dev->ovfmt->depth/8 * dev->win.w.left;
1da177e4
LT		 900 bpl = dev->ovbuf.fmt.bytesperline;
901 control = SAA7134_RS_CONTROL_BURST_16;
902 if (dev->ovfmt->bswap)
903 control |= SAA7134_RS_CONTROL_BSWAP;
904 if (dev->ovfmt->wswap)
905 control |= SAA7134_RS_CONTROL_WSWAP;
906 if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
907 saa_writel(SAA7134_RS_BA1(1),base);
908 saa_writel(SAA7134_RS_BA2(1),base+bpl);
909 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
910 saa_writel(SAA7134_RS_CONTROL(1),control);
911 } else {
912 saa_writel(SAA7134_RS_BA1(1),base);
913 saa_writel(SAA7134_RS_BA2(1),base);
914 saa_writel(SAA7134_RS_PITCH(1),bpl);
915 saa_writel(SAA7134_RS_CONTROL(1),control);
916 }
917
918 /* start dma */
919 dev->ovenable = 1;
920 saa7134_set_dmabits(dev);
921
922 return 0;
923}
924
925static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
926{
927 dev->ovenable = 0;
928 saa7134_set_dmabits(dev);
929 return 0;
930}
931
932/* ------------------------------------------------------------------ */
933
934static int buffer_activate(struct saa7134_dev *dev,
935 struct saa7134_buf *buf,
936 struct saa7134_buf *next)
937{
938 unsigned long base,control,bpl;
939 unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
940
941 dprintk("buffer_activate buf=%p\n",buf);
0fc0686e 942 buf->vb.state = VIDEOBUF_ACTIVE;
1da177e4
LT		 943 buf->top_seen = 0;
944
945 set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
946 V4L2_FIELD_HAS_BOTH(buf->vb.field));
947 if (buf->fmt->yuv)
948 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
949 else
950 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
951 saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
952
953 /* DMA: setup channel 0 (= Video Task A0) */
954 base = saa7134_buffer_base(buf);
955 if (buf->fmt->planar)
956 bpl = buf->vb.width;
957 else
958 bpl = (buf->vb.width * buf->fmt->depth) / 8;
959 control = SAA7134_RS_CONTROL_BURST_16 |
960 SAA7134_RS_CONTROL_ME |
961 (buf->pt->dma >> 12);
962 if (buf->fmt->bswap)
963 control |= SAA7134_RS_CONTROL_BSWAP;
964 if (buf->fmt->wswap)
965 control |= SAA7134_RS_CONTROL_WSWAP;
966 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
967 /* interlaced */
968 saa_writel(SAA7134_RS_BA1(0),base);
969 saa_writel(SAA7134_RS_BA2(0),base+bpl);
970 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
971 } else {
972 /* non-interlaced */
973 saa_writel(SAA7134_RS_BA1(0),base);
974 saa_writel(SAA7134_RS_BA2(0),base);
975 saa_writel(SAA7134_RS_PITCH(0),bpl);
976 }
977 saa_writel(SAA7134_RS_CONTROL(0),control);
978
979 if (buf->fmt->planar) {
980 /* DMA: setup channel 4+5 (= planar task A) */
981 bpl_uv = bpl >> buf->fmt->hshift;
982 lines_uv = buf->vb.height >> buf->fmt->vshift;
983 base2 = base + bpl * buf->vb.height;
984 base3 = base2 + bpl_uv * lines_uv;
985 if (buf->fmt->uvswap)
986 tmp = base2, base2 = base3, base3 = tmp;
987 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
988 bpl_uv,lines_uv,base2,base3);
989 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
990 /* interlaced */
991 saa_writel(SAA7134_RS_BA1(4),base2);
992 saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
993 saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
994 saa_writel(SAA7134_RS_BA1(5),base3);
995 saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
996 saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
997 } else {
998 /* non-interlaced */
999 saa_writel(SAA7134_RS_BA1(4),base2);
1000 saa_writel(SAA7134_RS_BA2(4),base2);
1001 saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1002 saa_writel(SAA7134_RS_BA1(5),base3);
1003 saa_writel(SAA7134_RS_BA2(5),base3);
1004 saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1005 }
1006 saa_writel(SAA7134_RS_CONTROL(4),control);
1007 saa_writel(SAA7134_RS_CONTROL(5),control);
1008 }
1009
1010 /* start DMA */
1011 saa7134_set_dmabits(dev);
1012 mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1013 return 0;
1014}
1015
1016static int buffer_prepare(struct videobuf_queue *q,
1017 struct videobuf_buffer *vb,
1018 enum v4l2_field field)
1019{
1020 struct saa7134_fh *fh = q->priv_data;
1021 struct saa7134_dev *dev = fh->dev;
1022 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1023 unsigned int size;
1024 int err;
1025
1026 /* sanity checks */
813b9dff 1027 if (NULL == dev->fmt)
1da177e4 1028 return -EINVAL;
813b9dff
HV		 1029 if (dev->width < 48 ||
1030 dev->height < 32 ||
1031 dev->width/4 > dev->crop_current.width ||
1032 dev->height/4 > dev->crop_current.height ||
1033 dev->width > dev->crop_bounds.width ||
1034 dev->height > dev->crop_bounds.height)
1da177e4 1035 return -EINVAL;
813b9dff 1036 size = (dev->width * dev->height * dev->fmt->depth) >> 3;
1da177e4
LT		 1037 if (0 != buf->vb.baddr && buf->vb.bsize < size)
1038 return -EINVAL;
1039
1040 dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
813b9dff
HV		 1041 vb->i, dev->width, dev->height, size, v4l2_field_names[field],
1042 dev->fmt->name);
1043 if (buf->vb.width != dev->width ||
1044 buf->vb.height != dev->height ||
1da177e4
LT		 1045 buf->vb.size != size ||
1046 buf->vb.field != field ||
813b9dff 1047 buf->fmt != dev->fmt) {
c7b0ac05 1048 saa7134_dma_free(q,buf);
1da177e4
LT		 1049 }
1050
0fc0686e 1051 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
c1accaa2
MCC		 1052 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1053
813b9dff
HV		 1054 buf->vb.width = dev->width;
1055 buf->vb.height = dev->height;
1da177e4
LT		 1056 buf->vb.size = size;
1057 buf->vb.field = field;
813b9dff 1058 buf->fmt = dev->fmt;
1da177e4 1059 buf->pt = &fh->pt_cap;
d5709a0e 1060 dev->video_q.curr = NULL;
1da177e4 1061
c7b0ac05 1062 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1da177e4
LT		 1063 if (err)
1064 goto oops;
1065 err = saa7134_pgtable_build(dev->pci,buf->pt,
c1accaa2
MCC		 1066 dma->sglist,
1067 dma->sglen,
1da177e4
LT		 1068 saa7134_buffer_startpage(buf));
1069 if (err)
1070 goto oops;
1071 }
0fc0686e 1072 buf->vb.state = VIDEOBUF_PREPARED;
1da177e4
LT		 1073 buf->activate = buffer_activate;
1074 return 0;
1075
1076 oops:
c7b0ac05 1077 saa7134_dma_free(q,buf);
1da177e4
LT		 1078 return err;
1079}
1080
1081static int
1082buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1083{
1084 struct saa7134_fh *fh = q->priv_data;
813b9dff 1085 struct saa7134_dev *dev = fh->dev;
1da177e4 1086
813b9dff 1087 *size = dev->fmt->depth * dev->width * dev->height >> 3;
1da177e4
LT		 1088 if (0 == *count)
1089 *count = gbuffers;
1090 *count = saa7134_buffer_count(*size,*count);
1091 return 0;
1092}
1093
1094static 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
1102static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1103{
1da177e4
LT		 1104 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1105
c7b0ac05 1106 saa7134_dma_free(q,buf);
1da177e4
LT		 1107}
1108
1109static 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
531d83a3 1118int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1da177e4
LT		 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;
f246a817 1147 case V4L2_CID_HFLIP:
1da177e4
LT		 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}
531d83a3 1164EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1da177e4 1165
531d83a3
HV		 1166static 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
1173int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1da177e4
LT		 1174{
1175 const struct v4l2_queryctrl* ctrl;
1176 unsigned long flags;
1177 int restart_overlay = 0;
531d83a3 1178 int err;
8c85454a 1179
531d83a3 1180 err = -EINVAL;
1da177e4 1181
8f61ae2f 1182 mutex_lock(&dev->lock);
8c85454a 1183
1da177e4
LT		 1184 ctrl = ctrl_by_id(c->id);
1185 if (NULL == ctrl)
8c85454a
MCC		 1186 goto error;
1187
1da177e4
LT		 1188 dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1189 switch (ctrl->type) {
1190 case V4L2_CTRL_TYPE_BOOLEAN:
1191 case V4L2_CTRL_TYPE_MENU:
1192 case V4L2_CTRL_TYPE_INTEGER:
1193 if (c->value < ctrl->minimum)
1194 c->value = ctrl->minimum;
1195 if (c->value > ctrl->maximum)
1196 c->value = ctrl->maximum;
1197 break;
1198 default:
1199 /* nothing */;
c2c1b415 1200 }
1da177e4
LT		 1201 switch (c->id) {
1202 case V4L2_CID_BRIGHTNESS:
1203 dev->ctl_bright = c->value;
1204 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1205 break;
1206 case V4L2_CID_HUE:
1207 dev->ctl_hue = c->value;
1208 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1209 break;
1210 case V4L2_CID_CONTRAST:
1211 dev->ctl_contrast = c->value;
1212 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1213 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1214 break;
1215 case V4L2_CID_SATURATION:
1216 dev->ctl_saturation = c->value;
1217 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1218 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1219 break;
1220 case V4L2_CID_AUDIO_MUTE:
1221 dev->ctl_mute = c->value;
1222 saa7134_tvaudio_setmute(dev);
1223 break;
1224 case V4L2_CID_AUDIO_VOLUME:
1225 dev->ctl_volume = c->value;
1226 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1227 break;
1228 case V4L2_CID_PRIVATE_INVERT:
1229 dev->ctl_invert = c->value;
1230 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1231 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1232 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1233 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1234 break;
f246a817 1235 case V4L2_CID_HFLIP:
1da177e4
LT		 1236 dev->ctl_mirror = c->value;
1237 restart_overlay = 1;
1238 break;
1239 case V4L2_CID_PRIVATE_Y_EVEN:
1240 dev->ctl_y_even = c->value;
1241 restart_overlay = 1;
1242 break;
1243 case V4L2_CID_PRIVATE_Y_ODD:
1244 dev->ctl_y_odd = c->value;
1245 restart_overlay = 1;
1246 break;
1247 case V4L2_CID_PRIVATE_AUTOMUTE:
7f171123
MCC		 1248 {
1249 struct v4l2_priv_tun_config tda9887_cfg;
1250
1251 tda9887_cfg.tuner = TUNER_TDA9887;
1252 tda9887_cfg.priv = &dev->tda9887_conf;
1253
1da177e4
LT		 1254 dev->ctl_automute = c->value;
1255 if (dev->tda9887_conf) {
1256 if (dev->ctl_automute)
1257 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1258 else
1259 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
7f171123 1260
fac6986c 1261 saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1da177e4
LT		 1262 }
1263 break;
7f171123 1264 }
1da177e4 1265 default:
8c85454a 1266 goto error;
1da177e4
LT		 1267 }
1268 if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1269 spin_lock_irqsave(&dev->slock,flags);
1270 stop_preview(dev,fh);
1271 start_preview(dev,fh);
1272 spin_unlock_irqrestore(&dev->slock,flags);
1273 }
8c85454a
MCC		 1274 err = 0;
1275
1276error:
8f61ae2f 1277 mutex_unlock(&dev->lock);
8c85454a 1278 return err;
1da177e4 1279}
531d83a3
HV		 1280EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1281
1282static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1283{
1284 struct saa7134_fh *fh = f;
1285
1286 return saa7134_s_ctrl_internal(fh->dev, fh, c);
1287}
1da177e4
LT		 1288
1289/* ------------------------------------------------------------------ */
1290
8fcd4769 1291static struct videobuf_queue *saa7134_queue(struct file *file)
1da177e4 1292{
8fcd4769
HV		 1293 struct video_device *vdev = video_devdata(file);
1294 struct saa7134_fh *fh = file->private_data;
1295 struct videobuf_queue *q = NULL;
1da177e4 1296
8fcd4769
HV		 1297 switch (vdev->vfl_type) {
1298 case VFL_TYPE_GRABBER:
1da177e4
LT		 1299 q = &fh->cap;
1300 break;
8fcd4769 1301 case VFL_TYPE_VBI:
1da177e4
LT		 1302 q = &fh->vbi;
1303 break;
1304 default:
1305 BUG();
1306 }
1307 return q;
1308}
1309
8fcd4769 1310static int saa7134_resource(struct file *file)
1da177e4 1311{
8fcd4769
HV		 1312 struct video_device *vdev = video_devdata(file);
1313
1314 if (vdev->vfl_type == VFL_TYPE_GRABBER)
9040b32e 1315 return RESOURCE_VIDEO;
1da177e4 1316
8fcd4769 1317 if (vdev->vfl_type == VFL_TYPE_VBI)
9040b32e
HO		 1318 return RESOURCE_VBI;
1319
1320 BUG();
1321 return 0;
1da177e4
LT		 1322}
1323
bec43661 1324static int video_open(struct file *file)
1da177e4 1325{
63b0d5ad
LP		 1326 struct video_device *vdev = video_devdata(file);
1327 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1328 struct saa7134_fh *fh;
1da177e4
LT		 1329
1330 /* allocate + initialize per filehandle data */
7408187d 1331 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
befd6e64 1332 if (NULL == fh)
1da177e4 1333 return -ENOMEM;
befd6e64 1334
3bbaa3a6 1335 v4l2_fh_init(&fh->fh, vdev);
1da177e4
LT		 1336 file->private_data = fh;
1337 fh->dev = dev;
1da177e4 1338
0705135e
GL		 1339 videobuf_queue_sg_init(&fh->cap, &video_qops,
1340 &dev->pci->dev, &dev->slock,
1da177e4
LT		 1341 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1342 V4L2_FIELD_INTERLACED,
1343 sizeof(struct saa7134_buf),
08bff03e 1344 fh, NULL);
0705135e
GL		 1345 videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1346 &dev->pci->dev, &dev->slock,
1da177e4
LT		 1347 V4L2_BUF_TYPE_VBI_CAPTURE,
1348 V4L2_FIELD_SEQ_TB,
1349 sizeof(struct saa7134_buf),
08bff03e 1350 fh, NULL);
1da177e4
LT		 1351 saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1352 saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1353
8fcd4769 1354 if (vdev->vfl_type == VFL_TYPE_RADIO) {
1da177e4
LT		 1355 /* switch to radio mode */
1356 saa7134_tvaudio_setinput(dev,&card(dev).radio);
fac6986c 1357 saa_call_all(dev, tuner, s_radio);
1da177e4
LT		 1358 } else {
1359 /* switch to video/vbi mode */
1360 video_mux(dev,dev->ctl_input);
1361 }
3bbaa3a6
OZ		 1362 v4l2_fh_add(&fh->fh);
1363
330a115a 1364 return 0;
1da177e4
LT		 1365}
1366
1367static ssize_t
1368video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1369{
8fcd4769 1370 struct video_device *vdev = video_devdata(file);
1da177e4
LT		 1371 struct saa7134_fh *fh = file->private_data;
1372
8fcd4769
HV		 1373 switch (vdev->vfl_type) {
1374 case VFL_TYPE_GRABBER:
1da177e4
LT		 1375 if (res_locked(fh->dev,RESOURCE_VIDEO))
1376 return -EBUSY;
8fcd4769 1377 return videobuf_read_one(saa7134_queue(file),
1da177e4
LT		 1378 data, count, ppos,
1379 file->f_flags & O_NONBLOCK);
8fcd4769 1380 case VFL_TYPE_VBI:
1da177e4
LT		 1381 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1382 return -EBUSY;
8fcd4769 1383 return videobuf_read_stream(saa7134_queue(file),
1da177e4
LT		 1384 data, count, ppos, 1,
1385 file->f_flags & O_NONBLOCK);
1386 break;
1387 default:
1388 BUG();
1389 return 0;
1390 }
1391}
1392
1393static unsigned int
1394video_poll(struct file *file, struct poll_table_struct *wait)
1395{
8fcd4769 1396 struct video_device *vdev = video_devdata(file);
1da177e4
LT		 1397 struct saa7134_fh *fh = file->private_data;
1398 struct videobuf_buffer *buf = NULL;
4a567394 1399 unsigned int rc = 0;
1da177e4 1400
8fcd4769 1401 if (vdev->vfl_type == VFL_TYPE_VBI)
1da177e4
LT		 1402 return videobuf_poll_stream(file, &fh->vbi, wait);
1403
1404 if (res_check(fh,RESOURCE_VIDEO)) {
4a567394 1405 mutex_lock(&fh->cap.vb_lock);
1da177e4
LT		 1406 if (!list_empty(&fh->cap.stream))
1407 buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1408 } else {
64f9477f 1409 mutex_lock(&fh->cap.vb_lock);
1da177e4 1410 if (UNSET == fh->cap.read_off) {
330a115a 1411 /* need to capture a new frame */
64f9477f
MCC		 1412 if (res_locked(fh->dev,RESOURCE_VIDEO))
1413 goto err;
1414 if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1415 goto err;
4ac97914
MCC		 1416 fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1417 fh->cap.read_off = 0;
1da177e4 1418 }
1da177e4
LT		 1419 buf = fh->cap.read_buf;
1420 }
1421
1422 if (!buf)
4a567394 1423 goto err;
1da177e4
LT		 1424
1425 poll_wait(file, &buf->done, wait);
0fc0686e
BP		 1426 if (buf->state == VIDEOBUF_DONE ||
1427 buf->state == VIDEOBUF_ERROR)
4a567394 1428 rc = POLLIN|POLLRDNORM;
1429 mutex_unlock(&fh->cap.vb_lock);
1430 return rc;
64f9477f
MCC		 1431
1432err:
1433 mutex_unlock(&fh->cap.vb_lock);
1434 return POLLERR;
1da177e4
LT		 1435}
1436
bec43661 1437static int video_release(struct file *file)
1da177e4 1438{
8fcd4769 1439 struct video_device *vdev = video_devdata(file);
1da177e4
LT		 1440 struct saa7134_fh *fh = file->private_data;
1441 struct saa7134_dev *dev = fh->dev;
b9218f2f 1442 struct saa6588_command cmd;
1da177e4
LT		 1443 unsigned long flags;
1444
a1dca1e3
SS		 1445 saa7134_tvaudio_close(dev);
1446
1da177e4
LT		 1447 /* turn off overlay */
1448 if (res_check(fh, RESOURCE_OVERLAY)) {
1449 spin_lock_irqsave(&dev->slock,flags);
1450 stop_preview(dev,fh);
1451 spin_unlock_irqrestore(&dev->slock,flags);
1452 res_free(dev,fh,RESOURCE_OVERLAY);
1453 }
1454
1455 /* stop video capture */
1456 if (res_check(fh, RESOURCE_VIDEO)) {
1457 videobuf_streamoff(&fh->cap);
1458 res_free(dev,fh,RESOURCE_VIDEO);
1459 }
1460 if (fh->cap.read_buf) {
1461 buffer_release(&fh->cap,fh->cap.read_buf);
1462 kfree(fh->cap.read_buf);
1463 }
1464
1465 /* stop vbi capture */
1466 if (res_check(fh, RESOURCE_VBI)) {
053fcb60 1467 videobuf_stop(&fh->vbi);
1da177e4
LT		 1468 res_free(dev,fh,RESOURCE_VBI);
1469 }
1470
330a115a
MCC		 1471 /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1472 saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1473 saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1474 saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1475 saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1476
622b828a 1477 saa_call_all(dev, core, s_power, 0);
8fcd4769 1478 if (vdev->vfl_type == VFL_TYPE_RADIO)
b9218f2f 1479 saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
330a115a 1480
1da177e4
LT		 1481 /* free stuff */
1482 videobuf_mmap_free(&fh->cap);
1483 videobuf_mmap_free(&fh->vbi);
1484 saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1485 saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1486
3bbaa3a6
OZ		 1487 v4l2_fh_del(&fh->fh);
1488 v4l2_fh_exit(&fh->fh);
1da177e4
LT		 1489 file->private_data = NULL;
1490 kfree(fh);
1491 return 0;
1492}
1493
9040b32e 1494static int video_mmap(struct file *file, struct vm_area_struct * vma)
1da177e4 1495{
8fcd4769 1496 return videobuf_mmap_mapper(saa7134_queue(file), vma);
1da177e4
LT		 1497}
1498
2983baf8
HV		 1499static ssize_t radio_read(struct file *file, char __user *data,
1500 size_t count, loff_t *ppos)
1501{
1502 struct saa7134_fh *fh = file->private_data;
1503 struct saa7134_dev *dev = fh->dev;
b9218f2f 1504 struct saa6588_command cmd;
2983baf8
HV		 1505
1506 cmd.block_count = count/3;
1507 cmd.buffer = data;
1508 cmd.instance = file;
1509 cmd.result = -ENODEV;
1510
b9218f2f 1511 saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
2983baf8
HV		 1512
1513 return cmd.result;
1514}
1515
1516static unsigned int radio_poll(struct file *file, poll_table *wait)
1517{
1518 struct saa7134_fh *fh = file->private_data;
1519 struct saa7134_dev *dev = fh->dev;
b9218f2f 1520 struct saa6588_command cmd;
2983baf8
HV		 1521
1522 cmd.instance = file;
1523 cmd.event_list = wait;
1524 cmd.result = -ENODEV;
b9218f2f 1525 saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
2983baf8
HV		 1526
1527 return cmd.result;
1528}
1529
1da177e4
LT		 1530/* ------------------------------------------------------------------ */
1531
78b526a4 1532static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
8c85454a 1533 struct v4l2_format *f)
1da177e4 1534{
8c85454a
MCC		 1535 struct saa7134_fh *fh = priv;
1536 struct saa7134_dev *dev = fh->dev;
1da177e4
LT		 1537 struct saa7134_tvnorm *norm = dev->tvnorm;
1538
d047795c 1539 memset(&f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1da177e4
LT		 1540 f->fmt.vbi.sampling_rate = 6750000 * 4;
1541 f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1542 f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1543 f->fmt.vbi.offset = 64 * 4;
f246a817
MS		 1544 f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1545 f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1546 f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1da177e4
LT		 1547 f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1548 f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1549
8c85454a 1550 return 0;
1da177e4
LT		 1551}
1552
78b526a4 1553static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1554 struct v4l2_format *f)
1da177e4 1555{
8f61ae2f 1556 struct saa7134_fh *fh = priv;
813b9dff 1557 struct saa7134_dev *dev = fh->dev;
8f61ae2f 1558
813b9dff
HV		 1559 f->fmt.pix.width = dev->width;
1560 f->fmt.pix.height = dev->height;
8c85454a 1561 f->fmt.pix.field = fh->cap.field;
813b9dff 1562 f->fmt.pix.pixelformat = dev->fmt->fourcc;
8c85454a 1563 f->fmt.pix.bytesperline =
813b9dff 1564 (f->fmt.pix.width * dev->fmt->depth) >> 3;
8c85454a
MCC		 1565 f->fmt.pix.sizeimage =
1566 f->fmt.pix.height * f->fmt.pix.bytesperline;
1567 return 0;
1568}
1569
78b526a4 1570static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1571 struct v4l2_format *f)
1572{
1573 struct saa7134_fh *fh = priv;
b12262f9 1574 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 1575
1576 if (saa7134_no_overlay > 0) {
1577 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1da177e4
LT		 1578 return -EINVAL;
1579 }
b12262f9 1580 f->fmt.win = dev->win;
8c85454a
MCC		 1581
1582 return 0;
1da177e4
LT		 1583}
1584
78b526a4 1585static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1586 struct v4l2_format *f)
1da177e4 1587{
8f61ae2f
DSL		 1588 struct saa7134_fh *fh = priv;
1589 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 1590 struct saa7134_format *fmt;
1591 enum v4l2_field field;
1592 unsigned int maxw, maxh;
1da177e4 1593
8c85454a
MCC		 1594 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1595 if (NULL == fmt)
1596 return -EINVAL;
1da177e4 1597
8c85454a
MCC		 1598 field = f->fmt.pix.field;
1599 maxw = min(dev->crop_current.width*4, dev->crop_bounds.width);
1600 maxh = min(dev->crop_current.height*4, dev->crop_bounds.height);
1da177e4 1601
8c85454a
MCC		 1602 if (V4L2_FIELD_ANY == field) {
1603 field = (f->fmt.pix.height > maxh/2)
1604 ? V4L2_FIELD_INTERLACED
1605 : V4L2_FIELD_BOTTOM;
1606 }
1607 switch (field) {
1608 case V4L2_FIELD_TOP:
1609 case V4L2_FIELD_BOTTOM:
1610 maxh = maxh / 2;
1611 break;
1612 case V4L2_FIELD_INTERLACED:
1613 break;
1614 default:
1615 return -EINVAL;
1616 }
1da177e4 1617
8c85454a 1618 f->fmt.pix.field = field;
0a062033
HRK		 1619 if (f->fmt.pix.width < 48)
1620 f->fmt.pix.width = 48;
1621 if (f->fmt.pix.height < 32)
1622 f->fmt.pix.height = 32;
1623 if (f->fmt.pix.width > maxw)
1624 f->fmt.pix.width = maxw;
1625 if (f->fmt.pix.height > maxh)
1626 f->fmt.pix.height = maxh;
1627 f->fmt.pix.width &= ~0x03;
8c85454a
MCC		 1628 f->fmt.pix.bytesperline =
1629 (f->fmt.pix.width * fmt->depth) >> 3;
1630 f->fmt.pix.sizeimage =
1631 f->fmt.pix.height * f->fmt.pix.bytesperline;
1da177e4 1632
8c85454a
MCC		 1633 return 0;
1634}
1da177e4 1635
78b526a4 1636static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1637 struct v4l2_format *f)
1638{
1639 struct saa7134_fh *fh = priv;
1640 struct saa7134_dev *dev = fh->dev;
1641
1642 if (saa7134_no_overlay > 0) {
1643 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1da177e4
LT		 1644 return -EINVAL;
1645 }
8c85454a
MCC		 1646
1647 return verify_preview(dev, &f->fmt.win);
1da177e4
LT		 1648}
1649
78b526a4 1650static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1651 struct v4l2_format *f)
8c85454a
MCC		 1652{
1653 struct saa7134_fh *fh = priv;
813b9dff 1654 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 1655 int err;
1656
78b526a4 1657 err = saa7134_try_fmt_vid_cap(file, priv, f);
8c85454a
MCC		 1658 if (0 != err)
1659 return err;
1660
813b9dff
HV		 1661 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1662 dev->width = f->fmt.pix.width;
1663 dev->height = f->fmt.pix.height;
8c85454a
MCC		 1664 fh->cap.field = f->fmt.pix.field;
1665 return 0;
1666}
1667
78b526a4 1668static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
8c85454a 1669 struct v4l2_format *f)
1da177e4 1670{
8f61ae2f
DSL		 1671 struct saa7134_fh *fh = priv;
1672 struct saa7134_dev *dev = fh->dev;
1da177e4 1673 int err;
a8b1ecf3 1674 unsigned long flags;
1da177e4 1675
8c85454a
MCC		 1676 if (saa7134_no_overlay > 0) {
1677 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1678 return -EINVAL;
1679 }
1680 err = verify_preview(dev, &f->fmt.win);
1681 if (0 != err)
1682 return err;
1da177e4 1683
8c85454a
MCC		 1684 mutex_lock(&dev->lock);
1685
b12262f9
HV		 1686 dev->win = f->fmt.win;
1687 dev->nclips = f->fmt.win.clipcount;
8c85454a 1688
b12262f9
HV		 1689 if (dev->nclips > 8)
1690 dev->nclips = 8;
8c85454a 1691
b12262f9
HV		 1692 if (copy_from_user(dev->clips, f->fmt.win.clips,
1693 sizeof(struct v4l2_clip) * dev->nclips)) {
3593cab5 1694 mutex_unlock(&dev->lock);
8c85454a 1695 return -EFAULT;
1da177e4 1696 }
8c85454a
MCC		 1697
1698 if (res_check(fh, RESOURCE_OVERLAY)) {
1699 spin_lock_irqsave(&dev->slock, flags);
1700 stop_preview(dev, fh);
1701 start_preview(dev, fh);
1702 spin_unlock_irqrestore(&dev->slock, flags);
1703 }
1704
1705 mutex_unlock(&dev->lock);
1706 return 0;
1da177e4
LT		 1707}
1708
2c10e8a8 1709int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
8f61ae2f
DSL		 1710{
1711 const struct v4l2_queryctrl *ctrl;
1da177e4 1712
8f61ae2f
DSL		 1713 if ((c->id < V4L2_CID_BASE ||
1714 c->id >= V4L2_CID_LASTP1) &&
1715 (c->id < V4L2_CID_PRIVATE_BASE ||
1716 c->id >= V4L2_CID_PRIVATE_LASTP1))
1717 return -EINVAL;
1718 ctrl = ctrl_by_id(c->id);
1719 *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1da177e4
LT		 1720 return 0;
1721}
f6e90a66 1722EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1da177e4 1723
bfb12e38 1724static int saa7134_enum_input(struct file *file, void *priv,
8f61ae2f 1725 struct v4l2_input *i)
1da177e4 1726{
8f61ae2f 1727 struct saa7134_fh *fh = priv;
1da177e4 1728 struct saa7134_dev *dev = fh->dev;
8f61ae2f 1729 unsigned int n;
1da177e4 1730
8f61ae2f
DSL		 1731 n = i->index;
1732 if (n >= SAA7134_INPUT_MAX)
1733 return -EINVAL;
1734 if (NULL == card_in(dev, i->index).name)
1735 return -EINVAL;
8f61ae2f
DSL		 1736 i->index = n;
1737 i->type = V4L2_INPUT_TYPE_CAMERA;
1738 strcpy(i->name, card_in(dev, n).name);
1739 if (card_in(dev, n).tv)
1740 i->type = V4L2_INPUT_TYPE_TUNER;
8f61ae2f
DSL		 1741 if (n == dev->ctl_input) {
1742 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1743 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1744
1745 if (0 != (v1 & 0x40))
1746 i->status |= V4L2_IN_ST_NO_H_LOCK;
1747 if (0 != (v2 & 0x40))
1748 i->status |= V4L2_IN_ST_NO_SYNC;
1749 if (0 != (v2 & 0x0e))
1750 i->status |= V4L2_IN_ST_MACROVISION;
1751 }
8c85454a 1752 i->std = SAA7134_NORMS;
8f61ae2f
DSL		 1753 return 0;
1754}
1da177e4 1755
bfb12e38 1756static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
90bdc145
MCC		 1757{
1758 struct saa7134_fh *fh = priv;
1759 struct saa7134_dev *dev = fh->dev;
1760
1761 *i = dev->ctl_input;
1762 return 0;
1763}
1764
bfb12e38 1765static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
90bdc145
MCC		 1766{
1767 struct saa7134_fh *fh = priv;
1768 struct saa7134_dev *dev = fh->dev;
1769
de81c3c3 1770 if (i >= SAA7134_INPUT_MAX)
90bdc145
MCC		 1771 return -EINVAL;
1772 if (NULL == card_in(dev, i).name)
1773 return -EINVAL;
1774 mutex_lock(&dev->lock);
1775 video_mux(dev, i);
1776 mutex_unlock(&dev->lock);
1777 return 0;
1778}
1779
bfb12e38 1780static int saa7134_querycap(struct file *file, void *priv,
8f61ae2f
DSL		 1781 struct v4l2_capability *cap)
1782{
1783 struct saa7134_fh *fh = priv;
1784 struct saa7134_dev *dev = fh->dev;
c3b3e0c5
OZ		 1785 struct video_device *vdev = video_devdata(file);
1786 u32 radio_caps, video_caps, vbi_caps;
1da177e4 1787
8f61ae2f
DSL		 1788 unsigned int tuner_type = dev->tuner_type;
1789
8f61ae2f
DSL		 1790 strcpy(cap->driver, "saa7134");
1791 strlcpy(cap->card, saa7134_boards[dev->board].name,
1792 sizeof(cap->card));
1793 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
c3b3e0c5
OZ		 1794
1795 cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1796 if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
1797 cap->device_caps |= V4L2_CAP_TUNER;
1798
1799 radio_caps = V4L2_CAP_RADIO;
f101a2a7 1800 if (dev->has_rds)
c3b3e0c5
OZ		 1801 radio_caps |= V4L2_CAP_RDS_CAPTURE;
1802
1803 video_caps = V4L2_CAP_VIDEO_CAPTURE;
8f61ae2f 1804 if (saa7134_no_overlay <= 0)
c3b3e0c5
OZ		 1805 video_caps |= V4L2_CAP_VIDEO_OVERLAY;
1806
1807 vbi_caps = V4L2_CAP_VBI_CAPTURE;
1808
1809 switch (vdev->vfl_type) {
1810 case VFL_TYPE_RADIO:
1811 cap->device_caps |= radio_caps;
1812 break;
1813 case VFL_TYPE_GRABBER:
1814 cap->device_caps |= video_caps;
1815 break;
1816 case VFL_TYPE_VBI:
1817 cap->device_caps |= vbi_caps;
1818 break;
1819 }
1820 cap->capabilities = radio_caps | video_caps | vbi_caps |
1821 cap->device_caps | V4L2_CAP_DEVICE_CAPS;
1822 if (vdev->vfl_type == VFL_TYPE_RADIO) {
1823 cap->device_caps &= ~V4L2_CAP_STREAMING;
1824 if (!dev->has_rds)
1825 cap->device_caps &= ~V4L2_CAP_READWRITE;
1826 }
8f61ae2f 1827
473d8024 1828 return 0;
8f61ae2f 1829}
bb881f14 1830
314527ac 1831int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id id)
8f61ae2f 1832{
8f61ae2f
DSL		 1833 unsigned long flags;
1834 unsigned int i;
1835 v4l2_std_id fixup;
8c85454a 1836
3bbaa3a6 1837 if (!fh && res_locked(dev, RESOURCE_OVERLAY)) {
9afb7377
HV		 1838 /* Don't change the std from the mpeg device
1839 if overlay is active. */
1840 return -EBUSY;
1841 }
bb881f14 1842
8f61ae2f 1843 for (i = 0; i < TVNORMS; i++)
314527ac 1844 if (id == tvnorms[i].id)
8f61ae2f 1845 break;
8c85454a 1846
8f61ae2f
DSL		 1847 if (i == TVNORMS)
1848 for (i = 0; i < TVNORMS; i++)
314527ac 1849 if (id & tvnorms[i].id)
8f61ae2f
DSL		 1850 break;
1851 if (i == TVNORMS)
1852 return -EINVAL;
8c85454a 1853
314527ac 1854 if ((id & V4L2_STD_SECAM) && (secam[0] != '-')) {
8f61ae2f
DSL		 1855 if (secam[0] == 'L' || secam[0] == 'l') {
1856 if (secam[1] == 'C' || secam[1] == 'c')
1857 fixup = V4L2_STD_SECAM_LC;
1858 else
1859 fixup = V4L2_STD_SECAM_L;
1860 } else {
1861 if (secam[0] == 'D' || secam[0] == 'd')
1862 fixup = V4L2_STD_SECAM_DK;
1863 else
1864 fixup = V4L2_STD_SECAM;
1865 }
06e6588e 1866 for (i = 0; i < TVNORMS; i++) {
8f61ae2f
DSL		 1867 if (fixup == tvnorms[i].id)
1868 break;
06e6588e
DC		 1869 }
1870 if (i == TVNORMS)
1871 return -EINVAL;
1da177e4 1872 }
8c85454a 1873
314527ac 1874 id = tvnorms[i].id;
8c85454a 1875
8f61ae2f 1876 mutex_lock(&dev->lock);
9afb7377 1877 if (fh && res_check(fh, RESOURCE_OVERLAY)) {
8f61ae2f
DSL		 1878 spin_lock_irqsave(&dev->slock, flags);
1879 stop_preview(dev, fh);
1880 spin_unlock_irqrestore(&dev->slock, flags);
1881
1882 set_tvnorm(dev, &tvnorms[i]);
1883
1884 spin_lock_irqsave(&dev->slock, flags);
1885 start_preview(dev, fh);
1886 spin_unlock_irqrestore(&dev->slock, flags);
1887 } else
1888 set_tvnorm(dev, &tvnorms[i]);
8c85454a 1889
8f61ae2f
DSL		 1890 saa7134_tvaudio_do_scan(dev);
1891 mutex_unlock(&dev->lock);
1892 return 0;
1893}
9afb7377
HV		 1894EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1895
314527ac 1896static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id)
9afb7377
HV		 1897{
1898 struct saa7134_fh *fh = priv;
1899
1900 return saa7134_s_std_internal(fh->dev, fh, id);
1901}
1902
1903static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1904{
1905 struct saa7134_fh *fh = priv;
1906 struct saa7134_dev *dev = fh->dev;
1907
1908 *id = dev->tvnorm->id;
1909 return 0;
1910}
1da177e4 1911
bfb12e38 1912static int saa7134_cropcap(struct file *file, void *priv,
8f61ae2f
DSL		 1913 struct v4l2_cropcap *cap)
1914{
1915 struct saa7134_fh *fh = priv;
1916 struct saa7134_dev *dev = fh->dev;
1da177e4 1917
8f61ae2f
DSL		 1918 if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1919 cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1920 return -EINVAL;
1921 cap->bounds = dev->crop_bounds;
1922 cap->defrect = dev->crop_defrect;
1923 cap->pixelaspect.numerator = 1;
1924 cap->pixelaspect.denominator = 1;
1925 if (dev->tvnorm->id & V4L2_STD_525_60) {
1926 cap->pixelaspect.numerator = 11;
1927 cap->pixelaspect.denominator = 10;
1928 }
1929 if (dev->tvnorm->id & V4L2_STD_625_50) {
1930 cap->pixelaspect.numerator = 54;
1931 cap->pixelaspect.denominator = 59;
1da177e4 1932 }
8f61ae2f
DSL		 1933 return 0;
1934}
1da177e4 1935
bfb12e38 1936static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
90bdc145
MCC		 1937{
1938 struct saa7134_fh *fh = f;
1939 struct saa7134_dev *dev = fh->dev;
1940
1941 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1942 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1943 return -EINVAL;
1944 crop->c = dev->crop_current;
1945 return 0;
1946}
1947
4f996594 1948static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
90bdc145
MCC		 1949{
1950 struct saa7134_fh *fh = f;
1951 struct saa7134_dev *dev = fh->dev;
1952 struct v4l2_rect *b = &dev->crop_bounds;
4f996594 1953 struct v4l2_rect *c = &dev->crop_current;
90bdc145
MCC		 1954
1955 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1956 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1957 return -EINVAL;
1958 if (crop->c.height < 0)
1959 return -EINVAL;
1960 if (crop->c.width < 0)
1961 return -EINVAL;
1962
1963 if (res_locked(fh->dev, RESOURCE_OVERLAY))
1964 return -EBUSY;
1965 if (res_locked(fh->dev, RESOURCE_VIDEO))
1966 return -EBUSY;
1967
4f996594
HV		 1968 *c = crop->c;
1969 if (c->top < b->top)
1970 c->top = b->top;
1971 if (c->top > b->top + b->height)
1972 c->top = b->top + b->height;
1973 if (c->height > b->top - c->top + b->height)
1974 c->height = b->top - c->top + b->height;
1975
1976 if (c->left < b->left)
1977 c->left = b->left;
1978 if (c->left > b->left + b->width)
1979 c->left = b->left + b->width;
1980 if (c->width > b->left - c->left + b->width)
1981 c->width = b->left - c->left + b->width;
90bdc145
MCC		 1982 return 0;
1983}
1984
bfb12e38 1985static int saa7134_g_tuner(struct file *file, void *priv,
8f61ae2f
DSL		 1986 struct v4l2_tuner *t)
1987{
1988 struct saa7134_fh *fh = priv;
1989 struct saa7134_dev *dev = fh->dev;
1990 int n;
1da177e4 1991
8f61ae2f
DSL		 1992 if (0 != t->index)
1993 return -EINVAL;
1994 memset(t, 0, sizeof(*t));
06e6588e 1995 for (n = 0; n < SAA7134_INPUT_MAX; n++) {
8f61ae2f
DSL		 1996 if (card_in(dev, n).tv)
1997 break;
06e6588e
DC		 1998 }
1999 if (n == SAA7134_INPUT_MAX)
2000 return -EINVAL;
8f61ae2f
DSL		 2001 if (NULL != card_in(dev, n).name) {
2002 strcpy(t->name, "Television");
2003 t->type = V4L2_TUNER_ANALOG_TV;
ce5bdd52 2004 saa_call_all(dev, tuner, g_tuner, t);
8f61ae2f
DSL		 2005 t->capability = V4L2_TUNER_CAP_NORM |
2006 V4L2_TUNER_CAP_STEREO |
2007 V4L2_TUNER_CAP_LANG1 |
2008 V4L2_TUNER_CAP_LANG2;
8f61ae2f
DSL		 2009 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2010 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2011 }
2012 if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2013 t->signal = 0xffff;
2014 return 0;
2015}
b4aeb8b8 2016
bfb12e38 2017static int saa7134_s_tuner(struct file *file, void *priv,
2f73c7c5 2018 const struct v4l2_tuner *t)
8f61ae2f
DSL		 2019{
2020 struct saa7134_fh *fh = priv;
2021 struct saa7134_dev *dev = fh->dev;
3bbaa3a6 2022 int rx, mode;
b4aeb8b8 2023
ce5bdd52
OZ		 2024 if (0 != t->index)
2025 return -EINVAL;
2026
8f61ae2f
DSL		 2027 mode = dev->thread.mode;
2028 if (UNSET == mode) {
2029 rx = saa7134_tvaudio_getstereo(dev);
e92ba283 2030 mode = saa7134_tvaudio_rx2mode(rx);
1da177e4 2031 }
8f61ae2f
DSL		 2032 if (mode != t->audmode)
2033 dev->thread.mode = t->audmode;
8c85454a 2034
8f61ae2f
DSL		 2035 return 0;
2036}
1da177e4 2037
bfb12e38 2038static int saa7134_g_frequency(struct file *file, void *priv,
8f61ae2f
DSL		 2039 struct v4l2_frequency *f)
2040{
2041 struct saa7134_fh *fh = priv;
2042 struct saa7134_dev *dev = fh->dev;
1da177e4 2043
0a5ea88b
OZ		 2044 if (0 != f->tuner)
2045 return -EINVAL;
2046
0a5ea88b 2047 saa_call_all(dev, tuner, g_frequency, f);
8c85454a 2048
8f61ae2f
DSL		 2049 return 0;
2050}
1da177e4 2051
bfb12e38 2052static int saa7134_s_frequency(struct file *file, void *priv,
b530a447 2053 const struct v4l2_frequency *f)
8f61ae2f
DSL		 2054{
2055 struct saa7134_fh *fh = priv;
2056 struct saa7134_dev *dev = fh->dev;
1da177e4 2057
8f61ae2f
DSL		 2058 if (0 != f->tuner)
2059 return -EINVAL;
8f61ae2f 2060 mutex_lock(&dev->lock);
1da177e4 2061
fac6986c 2062 saa_call_all(dev, tuner, s_frequency, f);
1da177e4 2063
8f61ae2f
DSL		 2064 saa7134_tvaudio_do_scan(dev);
2065 mutex_unlock(&dev->lock);
2066 return 0;
2067}
1da177e4 2068
78b526a4 2069static int saa7134_enum_fmt_vid_cap(struct file *file, void *priv,
90bdc145 2070 struct v4l2_fmtdesc *f)
8f61ae2f 2071{
8c85454a
MCC		 2072 if (f->index >= FORMATS)
2073 return -EINVAL;
1da177e4 2074
8c85454a
MCC		 2075 strlcpy(f->description, formats[f->index].name,
2076 sizeof(f->description));
1da177e4 2077
8c85454a 2078 f->pixelformat = formats[f->index].fourcc;
1da177e4 2079
8c85454a
MCC		 2080 return 0;
2081}
2082
78b526a4 2083static int saa7134_enum_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 2084 struct v4l2_fmtdesc *f)
2085{
2086 if (saa7134_no_overlay > 0) {
2087 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
90bdc145
MCC		 2088 return -EINVAL;
2089 }
8c85454a
MCC		 2090
2091 if ((f->index >= FORMATS) || formats[f->index].planar)
2092 return -EINVAL;
2093
2094 strlcpy(f->description, formats[f->index].name,
2095 sizeof(f->description));
2096
2097 f->pixelformat = formats[f->index].fourcc;
2098
2099 return 0;
2100}
2101
bfb12e38 2102static int saa7134_g_fbuf(struct file *file, void *f,
8f61ae2f
DSL		 2103 struct v4l2_framebuffer *fb)
2104{
2105 struct saa7134_fh *fh = f;
2106 struct saa7134_dev *dev = fh->dev;
1da177e4 2107
8f61ae2f
DSL		 2108 *fb = dev->ovbuf;
2109 fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
ecb73774 2110
8f61ae2f
DSL		 2111 return 0;
2112}
1da177e4 2113
bfb12e38 2114static int saa7134_s_fbuf(struct file *file, void *f,
e6eb28c2 2115 const struct v4l2_framebuffer *fb)
8f61ae2f
DSL		 2116{
2117 struct saa7134_fh *fh = f;
2118 struct saa7134_dev *dev = fh->dev;
2119 struct saa7134_format *fmt;
2120
2121 if (!capable(CAP_SYS_ADMIN) &&
2122 !capable(CAP_SYS_RAWIO))
2123 return -EPERM;
1da177e4 2124
8f61ae2f
DSL		 2125 /* check args */
2126 fmt = format_by_fourcc(fb->fmt.pixelformat);
2127 if (NULL == fmt)
2128 return -EINVAL;
1da177e4 2129
8f61ae2f
DSL		 2130 /* ok, accept it */
2131 dev->ovbuf = *fb;
2132 dev->ovfmt = fmt;
2133 if (0 == dev->ovbuf.fmt.bytesperline)
2134 dev->ovbuf.fmt.bytesperline =
2135 dev->ovbuf.fmt.width*fmt->depth/8;
2136 return 0;
2137}
1da177e4 2138
bfb12e38 2139static int saa7134_overlay(struct file *file, void *f, unsigned int on)
8f61ae2f
DSL		 2140{
2141 struct saa7134_fh *fh = f;
2142 struct saa7134_dev *dev = fh->dev;
2143 unsigned long flags;
2144
2145 if (on) {
2146 if (saa7134_no_overlay > 0) {
2147 dprintk("no_overlay\n");
2148 return -EINVAL;
2149 }
1da177e4 2150
8f61ae2f 2151 if (!res_get(dev, fh, RESOURCE_OVERLAY))
1da177e4 2152 return -EBUSY;
8f61ae2f
DSL		 2153 spin_lock_irqsave(&dev->slock, flags);
2154 start_preview(dev, fh);
2155 spin_unlock_irqrestore(&dev->slock, flags);
1da177e4 2156 }
8f61ae2f
DSL		 2157 if (!on) {
2158 if (!res_check(fh, RESOURCE_OVERLAY))
2159 return -EINVAL;
2160 spin_lock_irqsave(&dev->slock, flags);
2161 stop_preview(dev, fh);
2162 spin_unlock_irqrestore(&dev->slock, flags);
2163 res_free(dev, fh, RESOURCE_OVERLAY);
1da177e4 2164 }
8f61ae2f
DSL		 2165 return 0;
2166}
2167
bfb12e38 2168static int saa7134_reqbufs(struct file *file, void *priv,
90bdc145
MCC		 2169 struct v4l2_requestbuffers *p)
2170{
8fcd4769 2171 return videobuf_reqbufs(saa7134_queue(file), p);
90bdc145 2172}
8f61ae2f 2173
bfb12e38 2174static int saa7134_querybuf(struct file *file, void *priv,
90bdc145
MCC		 2175 struct v4l2_buffer *b)
2176{
8fcd4769 2177 return videobuf_querybuf(saa7134_queue(file), b);
90bdc145 2178}
8f61ae2f 2179
bfb12e38 2180static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
90bdc145 2181{
8fcd4769 2182 return videobuf_qbuf(saa7134_queue(file), b);
90bdc145
MCC		 2183}
2184
bfb12e38 2185static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
90bdc145 2186{
8fcd4769 2187 return videobuf_dqbuf(saa7134_queue(file), b,
90bdc145
MCC		 2188 file->f_flags & O_NONBLOCK);
2189}
2190
bfb12e38 2191static int saa7134_streamon(struct file *file, void *priv,
90bdc145
MCC		 2192 enum v4l2_buf_type type)
2193{
2194 struct saa7134_fh *fh = priv;
2195 struct saa7134_dev *dev = fh->dev;
8fcd4769 2196 int res = saa7134_resource(file);
90bdc145
MCC		 2197
2198 if (!res_get(dev, fh, res))
2199 return -EBUSY;
2200
87739868
SF		 2201 /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
2202 * configured conservatively, there's 22 usec of buffering for video.
2203 * We therefore request a DMA latency of 20 usec, giving us 2 usec of
2204 * margin in case the FIFO is configured differently to the datasheet.
2205 * Unfortunately, I lack register-level documentation to check the
2206 * Linux FIFO setup and confirm the perfect value.
2207 */
89f3a142 2208 pm_qos_add_request(&dev->qos_request,
87739868
SF		 2209 PM_QOS_CPU_DMA_LATENCY,
2210 20);
2211
8fcd4769 2212 return videobuf_streamon(saa7134_queue(file));
90bdc145
MCC		 2213}
2214
bfb12e38 2215static int saa7134_streamoff(struct file *file, void *priv,
90bdc145
MCC		 2216 enum v4l2_buf_type type)
2217{
2218 int err;
2219 struct saa7134_fh *fh = priv;
2220 struct saa7134_dev *dev = fh->dev;
8fcd4769 2221 int res = saa7134_resource(file);
90bdc145 2222
89f3a142 2223 pm_qos_remove_request(&dev->qos_request);
87739868 2224
8fcd4769 2225 err = videobuf_streamoff(saa7134_queue(file));
90bdc145
MCC		 2226 if (err < 0)
2227 return err;
2228 res_free(dev, fh, res);
1da177e4
LT		 2229 return 0;
2230}
2231
c121ba1f
MCC		 2232#ifdef CONFIG_VIDEO_ADV_DEBUG
2233static int vidioc_g_register (struct file *file, void *priv,
aecde8b5 2234 struct v4l2_dbg_register *reg)
c121ba1f
MCC		 2235{
2236 struct saa7134_fh *fh = priv;
2237 struct saa7134_dev *dev = fh->dev;
2238
b8300702 2239 reg->val = saa_readb(reg->reg & 0xffffff);
aecde8b5 2240 reg->size = 1;
c121ba1f
MCC		 2241 return 0;
2242}
2243
2244static int vidioc_s_register (struct file *file, void *priv,
977ba3b1 2245 const struct v4l2_dbg_register *reg)
c121ba1f
MCC		 2246{
2247 struct saa7134_fh *fh = priv;
2248 struct saa7134_dev *dev = fh->dev;
2249
b8300702 2250 saa_writeb(reg->reg & 0xffffff, reg->val);
c121ba1f
MCC		 2251 return 0;
2252}
2253#endif
2254
8f61ae2f
DSL		 2255static int radio_g_tuner(struct file *file, void *priv,
2256 struct v4l2_tuner *t)
2257{
2258 struct saa7134_fh *fh = file->private_data;
2259 struct saa7134_dev *dev = fh->dev;
1da177e4 2260
8f61ae2f
DSL		 2261 if (0 != t->index)
2262 return -EINVAL;
1da177e4 2263
8f61ae2f 2264 strcpy(t->name, "Radio");
8f61ae2f 2265
fac6986c 2266 saa_call_all(dev, tuner, g_tuner, t);
82456708 2267 t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
8f61ae2f
DSL		 2268 if (dev->input->amux == TV) {
2269 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2270 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2271 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
ac19ecc6 2272 }
8f61ae2f
DSL		 2273 return 0;
2274}
2275static int radio_s_tuner(struct file *file, void *priv,
2f73c7c5 2276 const struct v4l2_tuner *t)
8f61ae2f
DSL		 2277{
2278 struct saa7134_fh *fh = file->private_data;
2279 struct saa7134_dev *dev = fh->dev;
ac19ecc6 2280
8f61ae2f
DSL		 2281 if (0 != t->index)
2282 return -EINVAL;
2283
fac6986c 2284 saa_call_all(dev, tuner, s_tuner, t);
8f61ae2f
DSL		 2285 return 0;
2286}
ac19ecc6 2287
8f61ae2f
DSL		 2288static int radio_enum_input(struct file *file, void *priv,
2289 struct v4l2_input *i)
2290{
2291 if (i->index != 0)
2292 return -EINVAL;
ac19ecc6 2293
8f61ae2f
DSL		 2294 strcpy(i->name, "Radio");
2295 i->type = V4L2_INPUT_TYPE_TUNER;
1da177e4 2296
8f61ae2f
DSL		 2297 return 0;
2298}
1da177e4 2299
8f61ae2f
DSL		 2300static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2301{
2302 *i = 0;
2303 return 0;
2304}
1da177e4 2305
8f61ae2f
DSL		 2306static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2307{
2308 return 0;
2309}
1da177e4 2310
314527ac 2311static int radio_s_std(struct file *file, void *fh, v4l2_std_id norm)
8f61ae2f 2312{
1da177e4
LT		 2313 return 0;
2314}
2315
8f61ae2f
DSL		 2316static int radio_queryctrl(struct file *file, void *priv,
2317 struct v4l2_queryctrl *c)
1da177e4 2318{
8f61ae2f
DSL		 2319 const struct v4l2_queryctrl *ctrl;
2320
2321 if (c->id < V4L2_CID_BASE ||
2322 c->id >= V4L2_CID_LASTP1)
2323 return -EINVAL;
2324 if (c->id == V4L2_CID_AUDIO_MUTE) {
2325 ctrl = ctrl_by_id(c->id);
2326 *c = *ctrl;
2327 } else
2328 *c = no_ctrl;
2329 return 0;
1da177e4
LT		 2330}
2331
bec43661 2332static const struct v4l2_file_operations video_fops =
1da177e4
LT		 2333{
2334 .owner = THIS_MODULE,
2335 .open = video_open,
2336 .release = video_release,
2337 .read = video_read,
2338 .poll = video_poll,
2339 .mmap = video_mmap,
8f61ae2f 2340 .ioctl = video_ioctl2,
1da177e4
LT		 2341};
2342
a399810c 2343static const struct v4l2_ioctl_ops video_ioctl_ops = {
bfb12e38 2344 .vidioc_querycap = saa7134_querycap,
78b526a4
HV		 2345 .vidioc_enum_fmt_vid_cap = saa7134_enum_fmt_vid_cap,
2346 .vidioc_g_fmt_vid_cap = saa7134_g_fmt_vid_cap,
2347 .vidioc_try_fmt_vid_cap = saa7134_try_fmt_vid_cap,
2348 .vidioc_s_fmt_vid_cap = saa7134_s_fmt_vid_cap,
2349 .vidioc_enum_fmt_vid_overlay = saa7134_enum_fmt_vid_overlay,
2350 .vidioc_g_fmt_vid_overlay = saa7134_g_fmt_vid_overlay,
2351 .vidioc_try_fmt_vid_overlay = saa7134_try_fmt_vid_overlay,
2352 .vidioc_s_fmt_vid_overlay = saa7134_s_fmt_vid_overlay,
78b526a4
HV		 2353 .vidioc_g_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
2354 .vidioc_try_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
2355 .vidioc_s_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
bfb12e38
MCC		 2356 .vidioc_cropcap = saa7134_cropcap,
2357 .vidioc_reqbufs = saa7134_reqbufs,
2358 .vidioc_querybuf = saa7134_querybuf,
2359 .vidioc_qbuf = saa7134_qbuf,
2360 .vidioc_dqbuf = saa7134_dqbuf,
2361 .vidioc_s_std = saa7134_s_std,
9afb7377 2362 .vidioc_g_std = saa7134_g_std,
bfb12e38
MCC		 2363 .vidioc_enum_input = saa7134_enum_input,
2364 .vidioc_g_input = saa7134_g_input,
2365 .vidioc_s_input = saa7134_s_input,
2366 .vidioc_queryctrl = saa7134_queryctrl,
2367 .vidioc_g_ctrl = saa7134_g_ctrl,
2368 .vidioc_s_ctrl = saa7134_s_ctrl,
2369 .vidioc_streamon = saa7134_streamon,
2370 .vidioc_streamoff = saa7134_streamoff,
2371 .vidioc_g_tuner = saa7134_g_tuner,
2372 .vidioc_s_tuner = saa7134_s_tuner,
bfb12e38
MCC		 2373 .vidioc_g_crop = saa7134_g_crop,
2374 .vidioc_s_crop = saa7134_s_crop,
2375 .vidioc_g_fbuf = saa7134_g_fbuf,
2376 .vidioc_s_fbuf = saa7134_s_fbuf,
2377 .vidioc_overlay = saa7134_overlay,
bfb12e38
MCC		 2378 .vidioc_g_frequency = saa7134_g_frequency,
2379 .vidioc_s_frequency = saa7134_s_frequency,
c121ba1f
MCC		 2380#ifdef CONFIG_VIDEO_ADV_DEBUG
2381 .vidioc_g_register = vidioc_g_register,
2382 .vidioc_s_register = vidioc_s_register,
2383#endif
1da177e4
LT		 2384};
2385
bec43661 2386static const struct v4l2_file_operations radio_fops = {
a399810c
HV		 2387 .owner = THIS_MODULE,
2388 .open = video_open,
2983baf8 2389 .read = radio_read,
a399810c
HV		 2390 .release = video_release,
2391 .ioctl = video_ioctl2,
2983baf8 2392 .poll = radio_poll,
a399810c
HV		 2393};
2394
2395static const struct v4l2_ioctl_ops radio_ioctl_ops = {
c3b3e0c5 2396 .vidioc_querycap = saa7134_querycap,
8f61ae2f
DSL		 2397 .vidioc_g_tuner = radio_g_tuner,
2398 .vidioc_enum_input = radio_enum_input,
8f61ae2f 2399 .vidioc_s_tuner = radio_s_tuner,
8f61ae2f
DSL		 2400 .vidioc_s_input = radio_s_input,
2401 .vidioc_s_std = radio_s_std,
2402 .vidioc_queryctrl = radio_queryctrl,
2403 .vidioc_g_input = radio_g_input,
bfb12e38
MCC		 2404 .vidioc_g_ctrl = saa7134_g_ctrl,
2405 .vidioc_s_ctrl = saa7134_s_ctrl,
2406 .vidioc_g_frequency = saa7134_g_frequency,
2407 .vidioc_s_frequency = saa7134_s_frequency,
1da177e4
LT		 2408};
2409
a399810c
HV		 2410/* ----------------------------------------------------------- */
2411/* exported stuff */
2412
2413struct video_device saa7134_video_template = {
2414 .name = "saa7134-video",
a399810c
HV		 2415 .fops = &video_fops,
2416 .ioctl_ops = &video_ioctl_ops,
a399810c 2417 .tvnorms = SAA7134_NORMS,
a399810c
HV		 2418};
2419
2420struct video_device saa7134_radio_template = {
2421 .name = "saa7134-radio",
a399810c
HV		 2422 .fops = &radio_fops,
2423 .ioctl_ops = &radio_ioctl_ops,
a399810c
HV		 2424};
2425
1da177e4
LT		 2426int saa7134_video_init1(struct saa7134_dev *dev)
2427{
2428 /* sanitycheck insmod options */
2429 if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2430 gbuffers = 2;
3eeba4a7 2431 if (gbufsize > gbufsize_max)
1da177e4
LT		 2432 gbufsize = gbufsize_max;
2433 gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2434
2435 /* put some sensible defaults into the data structures ... */
2436 dev->ctl_bright = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2437 dev->ctl_contrast = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2438 dev->ctl_hue = ctrl_by_id(V4L2_CID_HUE)->default_value;
2439 dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2440 dev->ctl_volume = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2441 dev->ctl_mute = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2442 dev->ctl_invert = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2443 dev->ctl_automute = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2444
2445 if (dev->tda9887_conf && dev->ctl_automute)
2446 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2447 dev->automute = 0;
2448
4ac97914 2449 INIT_LIST_HEAD(&dev->video_q.queue);
1da177e4
LT		 2450 init_timer(&dev->video_q.timeout);
2451 dev->video_q.timeout.function = saa7134_buffer_timeout;
2452 dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
2453 dev->video_q.dev = dev;
813b9dff
HV		 2454 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
2455 dev->width = 720;
2456 dev->height = 576;
1da177e4 2457
cb71201f
ML		 2458 if (saa7134_boards[dev->board].video_out)
2459 saa7134_videoport_init(dev);
2460
2461 return 0;
2462}
2463
2464int saa7134_videoport_init(struct saa7134_dev *dev)
2465{
2466 /* enable video output */
2467 int vo = saa7134_boards[dev->board].video_out;
2468 int video_reg;
2469 unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
37df96d3
DB		 2470
2471 /* Configure videoport */
cb71201f
ML		 2472 saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2473 video_reg = video_out[vo][1];
2474 if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2475 video_reg &= ~VP_T_CODE_P_INVERTED;
2476 saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2477 saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
cb71201f
ML		 2478 saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2479 video_reg = video_out[vo][5];
2480 if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2481 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2482 if (vid_port_opts & SET_CLOCK_INVERTED)
2483 video_reg |= VP_CLK_CTRL1_INVERTED;
2484 saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2485 video_reg = video_out[vo][6];
2486 if (vid_port_opts & SET_VSYNC_OFF) {
2487 video_reg &= ~VP_VS_TYPE_MASK;
2488 video_reg |= VP_VS_TYPE_OFF;
2489 }
2490 saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2491 saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2492 saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
1da177e4 2493
37df96d3
DB		 2494 /* Start videoport */
2495 saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2496
1da177e4
LT		 2497 return 0;
2498}
2499
2500int saa7134_video_init2(struct saa7134_dev *dev)
2501{
2502 /* init video hw */
2503 set_tvnorm(dev,&tvnorms[0]);
2504 video_mux(dev,0);
2505 saa7134_tvaudio_setmute(dev);
2506 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2507 return 0;
2508}
2509
11f7078c 2510void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
1da177e4
LT		 2511{
2512 static const char *st[] = {
2513 "(no signal)", "NTSC", "PAL", "SECAM" };
2514 u32 st1,st2;
2515
2516 st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2517 st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2518 dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2519 (st1 & 0x40) ? "not locked" : "locked",
2520 (st2 & 0x40) ? "no" : "yes",
2521 st[st1 & 0x03]);
11f7078c 2522 dev->nosignal = (st1 & 0x40) || (st2 & 0x40) || !(st2 & 0x1);
1da177e4
LT		 2523
2524 if (dev->nosignal) {
2525 /* no video signal -> mute audio */
2526 if (dev->ctl_automute)
2527 dev->automute = 1;
2528 saa7134_tvaudio_setmute(dev);
1da177e4
LT		 2529 } else {
2530 /* wake up tvaudio audio carrier scan thread */
2531 saa7134_tvaudio_do_scan(dev);
1da177e4 2532 }
11f7078c
ML		 2533
2534 if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2535 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2536 else
2537 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2538
1da177e4
LT		 2539 if (dev->mops && dev->mops->signal_change)
2540 dev->mops->signal_change(dev);
2541}
2542
11f7078c 2543
1da177e4
LT		 2544void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2545{
2546 enum v4l2_field field;
2547
2548 spin_lock(&dev->slock);
2549 if (dev->video_q.curr) {
2550 dev->video_fieldcount++;
2551 field = dev->video_q.curr->vb.field;
2552 if (V4L2_FIELD_HAS_BOTH(field)) {
2553 /* make sure we have seen both fields */
2554 if ((status & 0x10) == 0x00) {
2555 dev->video_q.curr->top_seen = 1;
2556 goto done;
2557 }
2558 if (!dev->video_q.curr->top_seen)
2559 goto done;
2560 } else if (field == V4L2_FIELD_TOP) {
2561 if ((status & 0x10) != 0x10)
2562 goto done;
2563 } else if (field == V4L2_FIELD_BOTTOM) {
2564 if ((status & 0x10) != 0x00)
2565 goto done;
2566 }
2567 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
0fc0686e 2568 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
1da177e4
LT		 2569 }
2570 saa7134_buffer_next(dev,&dev->video_q);
2571
2572 done:
2573 spin_unlock(&dev->slock);
2574}
2575
2576/* ----------------------------------------------------------- */
2577/*
2578 * Local variables:
2579 * c-basic-offset: 8
2580 * End:
2581 */
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