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V4L/DVB (11987): au8522: add support for QAM-64 modulation type
[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>
2983baf8 33#include <media/rds.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, \
208 .h_stop = 703, \
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
875 err = verify_preview(dev,&fh->win);
876 if (0 != err)
877 return err;
878
879 dev->ovfield = fh->win.field;
880 dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
881 fh->win.w.width,fh->win.w.height,
882 fh->win.w.left,fh->win.w.top,
883 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
884
885 /* setup window + clipping */
886 set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
887 V4L2_FIELD_HAS_BOTH(dev->ovfield));
888 setup_clipping(dev,fh->clips,fh->nclips,
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;
898 base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
899 base += dev->ovfmt->depth/8 * fh->win.w.left;
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 */
1027 if (NULL == fh->fmt)
1028 return -EINVAL;
1029 if (fh->width < 48 ||
1030 fh->height < 32 ||
1031 fh->width/4 > dev->crop_current.width ||
1032 fh->height/4 > dev->crop_current.height ||
1033 fh->width > dev->crop_bounds.width ||
1034 fh->height > dev->crop_bounds.height)
1035 return -EINVAL;
1036 size = (fh->width * fh->height * fh->fmt->depth) >> 3;
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",
1041 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1042 fh->fmt->name);
1043 if (buf->vb.width != fh->width ||
1044 buf->vb.height != fh->height ||
1045 buf->vb.size != size ||
1046 buf->vb.field != field ||
1047 buf->fmt != fh->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
1da177e4
LT		 1054 buf->vb.width = fh->width;
1055 buf->vb.height = fh->height;
1056 buf->vb.size = size;
1057 buf->vb.field = field;
1058 buf->fmt = fh->fmt;
1059 buf->pt = &fh->pt_cap;
1060
c7b0ac05 1061 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1da177e4
LT		 1062 if (err)
1063 goto oops;
1064 err = saa7134_pgtable_build(dev->pci,buf->pt,
c1accaa2
MCC		 1065 dma->sglist,
1066 dma->sglen,
1da177e4
LT		 1067 saa7134_buffer_startpage(buf));
1068 if (err)
1069 goto oops;
1070 }
0fc0686e 1071 buf->vb.state = VIDEOBUF_PREPARED;
1da177e4
LT		 1072 buf->activate = buffer_activate;
1073 return 0;
1074
1075 oops:
c7b0ac05 1076 saa7134_dma_free(q,buf);
1da177e4
LT		 1077 return err;
1078}
1079
1080static int
1081buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1082{
1083 struct saa7134_fh *fh = q->priv_data;
1084
1085 *size = fh->fmt->depth * fh->width * fh->height >> 3;
1086 if (0 == *count)
1087 *count = gbuffers;
1088 *count = saa7134_buffer_count(*size,*count);
1089 return 0;
1090}
1091
1092static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1093{
1094 struct saa7134_fh *fh = q->priv_data;
1095 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1096
1097 saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1098}
1099
1100static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1101{
1da177e4
LT		 1102 struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1103
c7b0ac05 1104 saa7134_dma_free(q,buf);
1da177e4
LT		 1105}
1106
1107static struct videobuf_queue_ops video_qops = {
1108 .buf_setup = buffer_setup,
1109 .buf_prepare = buffer_prepare,
1110 .buf_queue = buffer_queue,
1111 .buf_release = buffer_release,
1112};
1113
1114/* ------------------------------------------------------------------ */
1115
531d83a3 1116int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1da177e4
LT		 1117{
1118 const struct v4l2_queryctrl* ctrl;
1119
1120 ctrl = ctrl_by_id(c->id);
1121 if (NULL == ctrl)
1122 return -EINVAL;
1123 switch (c->id) {
1124 case V4L2_CID_BRIGHTNESS:
1125 c->value = dev->ctl_bright;
1126 break;
1127 case V4L2_CID_HUE:
1128 c->value = dev->ctl_hue;
1129 break;
1130 case V4L2_CID_CONTRAST:
1131 c->value = dev->ctl_contrast;
1132 break;
1133 case V4L2_CID_SATURATION:
1134 c->value = dev->ctl_saturation;
1135 break;
1136 case V4L2_CID_AUDIO_MUTE:
1137 c->value = dev->ctl_mute;
1138 break;
1139 case V4L2_CID_AUDIO_VOLUME:
1140 c->value = dev->ctl_volume;
1141 break;
1142 case V4L2_CID_PRIVATE_INVERT:
1143 c->value = dev->ctl_invert;
1144 break;
f246a817 1145 case V4L2_CID_HFLIP:
1da177e4
LT		 1146 c->value = dev->ctl_mirror;
1147 break;
1148 case V4L2_CID_PRIVATE_Y_EVEN:
1149 c->value = dev->ctl_y_even;
1150 break;
1151 case V4L2_CID_PRIVATE_Y_ODD:
1152 c->value = dev->ctl_y_odd;
1153 break;
1154 case V4L2_CID_PRIVATE_AUTOMUTE:
1155 c->value = dev->ctl_automute;
1156 break;
1157 default:
1158 return -EINVAL;
1159 }
1160 return 0;
1161}
531d83a3 1162EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1da177e4 1163
531d83a3
HV		 1164static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1165{
1166 struct saa7134_fh *fh = priv;
1167
1168 return saa7134_g_ctrl_internal(fh->dev, fh, c);
1169}
1170
1171int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1da177e4
LT		 1172{
1173 const struct v4l2_queryctrl* ctrl;
1174 unsigned long flags;
1175 int restart_overlay = 0;
531d83a3 1176 int err;
8c85454a 1177
531d83a3
HV		 1178 /* When called from the empress code fh == NULL.
1179 That needs to be fixed somehow, but for now this is
1180 good enough. */
1181 if (fh) {
1182 err = v4l2_prio_check(&dev->prio, &fh->prio);
1183 if (0 != err)
1184 return err;
1185 }
1186 err = -EINVAL;
1da177e4 1187
8f61ae2f 1188 mutex_lock(&dev->lock);
8c85454a 1189
1da177e4
LT		 1190 ctrl = ctrl_by_id(c->id);
1191 if (NULL == ctrl)
8c85454a
MCC		 1192 goto error;
1193
1da177e4
LT		 1194 dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1195 switch (ctrl->type) {
1196 case V4L2_CTRL_TYPE_BOOLEAN:
1197 case V4L2_CTRL_TYPE_MENU:
1198 case V4L2_CTRL_TYPE_INTEGER:
1199 if (c->value < ctrl->minimum)
1200 c->value = ctrl->minimum;
1201 if (c->value > ctrl->maximum)
1202 c->value = ctrl->maximum;
1203 break;
1204 default:
1205 /* nothing */;
1206 };
1207 switch (c->id) {
1208 case V4L2_CID_BRIGHTNESS:
1209 dev->ctl_bright = c->value;
1210 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1211 break;
1212 case V4L2_CID_HUE:
1213 dev->ctl_hue = c->value;
1214 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1215 break;
1216 case V4L2_CID_CONTRAST:
1217 dev->ctl_contrast = c->value;
1218 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1219 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1220 break;
1221 case V4L2_CID_SATURATION:
1222 dev->ctl_saturation = c->value;
1223 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1224 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1225 break;
1226 case V4L2_CID_AUDIO_MUTE:
1227 dev->ctl_mute = c->value;
1228 saa7134_tvaudio_setmute(dev);
1229 break;
1230 case V4L2_CID_AUDIO_VOLUME:
1231 dev->ctl_volume = c->value;
1232 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1233 break;
1234 case V4L2_CID_PRIVATE_INVERT:
1235 dev->ctl_invert = c->value;
1236 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1237 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1238 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1239 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1240 break;
f246a817 1241 case V4L2_CID_HFLIP:
1da177e4
LT		 1242 dev->ctl_mirror = c->value;
1243 restart_overlay = 1;
1244 break;
1245 case V4L2_CID_PRIVATE_Y_EVEN:
1246 dev->ctl_y_even = c->value;
1247 restart_overlay = 1;
1248 break;
1249 case V4L2_CID_PRIVATE_Y_ODD:
1250 dev->ctl_y_odd = c->value;
1251 restart_overlay = 1;
1252 break;
1253 case V4L2_CID_PRIVATE_AUTOMUTE:
7f171123
MCC		 1254 {
1255 struct v4l2_priv_tun_config tda9887_cfg;
1256
1257 tda9887_cfg.tuner = TUNER_TDA9887;
1258 tda9887_cfg.priv = &dev->tda9887_conf;
1259
1da177e4
LT		 1260 dev->ctl_automute = c->value;
1261 if (dev->tda9887_conf) {
1262 if (dev->ctl_automute)
1263 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1264 else
1265 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
7f171123 1266
fac6986c 1267 saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1da177e4
LT		 1268 }
1269 break;
7f171123 1270 }
1da177e4 1271 default:
8c85454a 1272 goto error;
1da177e4
LT		 1273 }
1274 if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1275 spin_lock_irqsave(&dev->slock,flags);
1276 stop_preview(dev,fh);
1277 start_preview(dev,fh);
1278 spin_unlock_irqrestore(&dev->slock,flags);
1279 }
8c85454a
MCC		 1280 err = 0;
1281
1282error:
8f61ae2f 1283 mutex_unlock(&dev->lock);
8c85454a 1284 return err;
1da177e4 1285}
531d83a3
HV		 1286EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1287
1288static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1289{
1290 struct saa7134_fh *fh = f;
1291
1292 return saa7134_s_ctrl_internal(fh->dev, fh, c);
1293}
1da177e4
LT		 1294
1295/* ------------------------------------------------------------------ */
1296
1297static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1298{
1299 struct videobuf_queue* q = NULL;
1300
1301 switch (fh->type) {
1302 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1303 q = &fh->cap;
1304 break;
1305 case V4L2_BUF_TYPE_VBI_CAPTURE:
1306 q = &fh->vbi;
1307 break;
1308 default:
1309 BUG();
1310 }
1311 return q;
1312}
1313
1314static int saa7134_resource(struct saa7134_fh *fh)
1315{
9040b32e
HO		 1316 if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1317 return RESOURCE_VIDEO;
1da177e4 1318
9040b32e
HO		 1319 if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1320 return RESOURCE_VBI;
1321
1322 BUG();
1323 return 0;
1da177e4
LT		 1324}
1325
bec43661 1326static int video_open(struct file *file)
1da177e4 1327{
bec43661 1328 int minor = video_devdata(file)->minor;
6d28e989 1329 struct saa7134_dev *dev;
1da177e4 1330 struct saa7134_fh *fh;
1da177e4
LT		 1331 enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1332 int radio = 0;
d56dc612 1333
befd6e64 1334 mutex_lock(&saa7134_devlist_lock);
6d28e989
TP		 1335 list_for_each_entry(dev, &saa7134_devlist, devlist) {
1336 if (dev->video_dev && (dev->video_dev->minor == minor))
1337 goto found;
1338 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1da177e4 1339 radio = 1;
6d28e989 1340 goto found;
1da177e4 1341 }
6d28e989 1342 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1da177e4 1343 type = V4L2_BUF_TYPE_VBI_CAPTURE;
6d28e989 1344 goto found;
1da177e4
LT		 1345 }
1346 }
befd6e64 1347 mutex_unlock(&saa7134_devlist_lock);
6d28e989 1348 return -ENODEV;
befd6e64
MCC		 1349
1350found:
1351 mutex_unlock(&saa7134_devlist_lock);
1da177e4
LT		 1352
1353 dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1354 v4l2_type_names[type]);
1355
1356 /* allocate + initialize per filehandle data */
7408187d 1357 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
befd6e64 1358 if (NULL == fh)
1da177e4 1359 return -ENOMEM;
befd6e64 1360
1da177e4
LT		 1361 file->private_data = fh;
1362 fh->dev = dev;
1363 fh->radio = radio;
1364 fh->type = type;
1365 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1366 fh->width = 720;
1367 fh->height = 576;
1368 v4l2_prio_open(&dev->prio,&fh->prio);
1369
0705135e
GL		 1370 videobuf_queue_sg_init(&fh->cap, &video_qops,
1371 &dev->pci->dev, &dev->slock,
1da177e4
LT		 1372 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1373 V4L2_FIELD_INTERLACED,
1374 sizeof(struct saa7134_buf),
1375 fh);
0705135e
GL		 1376 videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1377 &dev->pci->dev, &dev->slock,
1da177e4
LT		 1378 V4L2_BUF_TYPE_VBI_CAPTURE,
1379 V4L2_FIELD_SEQ_TB,
1380 sizeof(struct saa7134_buf),
1381 fh);
1382 saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1383 saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1384
1385 if (fh->radio) {
1386 /* switch to radio mode */
1387 saa7134_tvaudio_setinput(dev,&card(dev).radio);
fac6986c 1388 saa_call_all(dev, tuner, s_radio);
1da177e4
LT		 1389 } else {
1390 /* switch to video/vbi mode */
1391 video_mux(dev,dev->ctl_input);
1392 }
330a115a 1393 return 0;
1da177e4
LT		 1394}
1395
1396static ssize_t
1397video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1398{
1399 struct saa7134_fh *fh = file->private_data;
1400
1401 switch (fh->type) {
1402 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1403 if (res_locked(fh->dev,RESOURCE_VIDEO))
1404 return -EBUSY;
1405 return videobuf_read_one(saa7134_queue(fh),
1406 data, count, ppos,
1407 file->f_flags & O_NONBLOCK);
1408 case V4L2_BUF_TYPE_VBI_CAPTURE:
1409 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1410 return -EBUSY;
1411 return videobuf_read_stream(saa7134_queue(fh),
1412 data, count, ppos, 1,
1413 file->f_flags & O_NONBLOCK);
1414 break;
1415 default:
1416 BUG();
1417 return 0;
1418 }
1419}
1420
1421static unsigned int
1422video_poll(struct file *file, struct poll_table_struct *wait)
1423{
1424 struct saa7134_fh *fh = file->private_data;
1425 struct videobuf_buffer *buf = NULL;
4a567394 1426 unsigned int rc = 0;
1da177e4
LT		 1427
1428 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1429 return videobuf_poll_stream(file, &fh->vbi, wait);
1430
1431 if (res_check(fh,RESOURCE_VIDEO)) {
4a567394 1432 mutex_lock(&fh->cap.vb_lock);
1da177e4
LT		 1433 if (!list_empty(&fh->cap.stream))
1434 buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1435 } else {
64f9477f 1436 mutex_lock(&fh->cap.vb_lock);
1da177e4 1437 if (UNSET == fh->cap.read_off) {
330a115a 1438 /* need to capture a new frame */
64f9477f
MCC		 1439 if (res_locked(fh->dev,RESOURCE_VIDEO))
1440 goto err;
1441 if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1442 goto err;
4ac97914
MCC		 1443 fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1444 fh->cap.read_off = 0;
1da177e4 1445 }
64f9477f 1446 mutex_unlock(&fh->cap.vb_lock);
1da177e4
LT		 1447 buf = fh->cap.read_buf;
1448 }
1449
1450 if (!buf)
4a567394 1451 goto err;
1da177e4
LT		 1452
1453 poll_wait(file, &buf->done, wait);
0fc0686e
BP		 1454 if (buf->state == VIDEOBUF_DONE ||
1455 buf->state == VIDEOBUF_ERROR)
4a567394 1456 rc = POLLIN|POLLRDNORM;
1457 mutex_unlock(&fh->cap.vb_lock);
1458 return rc;
64f9477f
MCC		 1459
1460err:
1461 mutex_unlock(&fh->cap.vb_lock);
1462 return POLLERR;
1da177e4
LT		 1463}
1464
bec43661 1465static int video_release(struct file *file)
1da177e4
LT		 1466{
1467 struct saa7134_fh *fh = file->private_data;
1468 struct saa7134_dev *dev = fh->dev;
2983baf8 1469 struct rds_command cmd;
1da177e4
LT		 1470 unsigned long flags;
1471
1472 /* turn off overlay */
1473 if (res_check(fh, RESOURCE_OVERLAY)) {
1474 spin_lock_irqsave(&dev->slock,flags);
1475 stop_preview(dev,fh);
1476 spin_unlock_irqrestore(&dev->slock,flags);
1477 res_free(dev,fh,RESOURCE_OVERLAY);
1478 }
1479
1480 /* stop video capture */
1481 if (res_check(fh, RESOURCE_VIDEO)) {
1482 videobuf_streamoff(&fh->cap);
1483 res_free(dev,fh,RESOURCE_VIDEO);
1484 }
1485 if (fh->cap.read_buf) {
1486 buffer_release(&fh->cap,fh->cap.read_buf);
1487 kfree(fh->cap.read_buf);
1488 }
1489
1490 /* stop vbi capture */
1491 if (res_check(fh, RESOURCE_VBI)) {
053fcb60 1492 videobuf_stop(&fh->vbi);
1da177e4
LT		 1493 res_free(dev,fh,RESOURCE_VBI);
1494 }
1495
330a115a
MCC		 1496 /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1497 saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1498 saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1499 saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1500 saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1501
7c9fc9d5 1502 saa_call_all(dev, tuner, s_standby);
2983baf8
HV		 1503 if (fh->radio)
1504 saa_call_all(dev, core, ioctl, RDS_CMD_CLOSE, &cmd);
330a115a 1505
1da177e4
LT		 1506 /* free stuff */
1507 videobuf_mmap_free(&fh->cap);
1508 videobuf_mmap_free(&fh->vbi);
1509 saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1510 saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1511
1512 v4l2_prio_close(&dev->prio,&fh->prio);
1513 file->private_data = NULL;
1514 kfree(fh);
1515 return 0;
1516}
1517
9040b32e 1518static int video_mmap(struct file *file, struct vm_area_struct * vma)
1da177e4
LT		 1519{
1520 struct saa7134_fh *fh = file->private_data;
1521
1522 return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1523}
1524
2983baf8
HV		 1525static ssize_t radio_read(struct file *file, char __user *data,
1526 size_t count, loff_t *ppos)
1527{
1528 struct saa7134_fh *fh = file->private_data;
1529 struct saa7134_dev *dev = fh->dev;
1530 struct rds_command cmd;
1531
1532 cmd.block_count = count/3;
1533 cmd.buffer = data;
1534 cmd.instance = file;
1535 cmd.result = -ENODEV;
1536
1537 saa_call_all(dev, core, ioctl, RDS_CMD_READ, &cmd);
1538
1539 return cmd.result;
1540}
1541
1542static unsigned int radio_poll(struct file *file, poll_table *wait)
1543{
1544 struct saa7134_fh *fh = file->private_data;
1545 struct saa7134_dev *dev = fh->dev;
1546 struct rds_command cmd;
1547
1548 cmd.instance = file;
1549 cmd.event_list = wait;
1550 cmd.result = -ENODEV;
1551 saa_call_all(dev, core, ioctl, RDS_CMD_POLL, &cmd);
1552
1553 return cmd.result;
1554}
1555
1da177e4
LT		 1556/* ------------------------------------------------------------------ */
1557
78b526a4 1558static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
8c85454a 1559 struct v4l2_format *f)
1da177e4 1560{
8c85454a
MCC		 1561 struct saa7134_fh *fh = priv;
1562 struct saa7134_dev *dev = fh->dev;
1da177e4
LT		 1563 struct saa7134_tvnorm *norm = dev->tvnorm;
1564
1565 f->fmt.vbi.sampling_rate = 6750000 * 4;
1566 f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1567 f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1568 f->fmt.vbi.offset = 64 * 4;
f246a817
MS		 1569 f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1570 f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1571 f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1da177e4
LT		 1572 f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1573 f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1574
8c85454a 1575 return 0;
1da177e4
LT		 1576}
1577
78b526a4 1578static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1579 struct v4l2_format *f)
1da177e4 1580{
8f61ae2f 1581 struct saa7134_fh *fh = priv;
8f61ae2f 1582
8c85454a
MCC		 1583 f->fmt.pix.width = fh->width;
1584 f->fmt.pix.height = fh->height;
1585 f->fmt.pix.field = fh->cap.field;
1586 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1587 f->fmt.pix.bytesperline =
1588 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1589 f->fmt.pix.sizeimage =
1590 f->fmt.pix.height * f->fmt.pix.bytesperline;
1591 return 0;
1592}
1593
78b526a4 1594static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1595 struct v4l2_format *f)
1596{
1597 struct saa7134_fh *fh = priv;
1598
1599 if (saa7134_no_overlay > 0) {
1600 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1da177e4
LT		 1601 return -EINVAL;
1602 }
8c85454a
MCC		 1603 f->fmt.win = fh->win;
1604
1605 return 0;
1da177e4
LT		 1606}
1607
78b526a4 1608static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1609 struct v4l2_format *f)
1da177e4 1610{
8f61ae2f
DSL		 1611 struct saa7134_fh *fh = priv;
1612 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 1613 struct saa7134_format *fmt;
1614 enum v4l2_field field;
1615 unsigned int maxw, maxh;
1da177e4 1616
8c85454a
MCC		 1617 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1618 if (NULL == fmt)
1619 return -EINVAL;
1da177e4 1620
8c85454a
MCC		 1621 field = f->fmt.pix.field;
1622 maxw = min(dev->crop_current.width*4, dev->crop_bounds.width);
1623 maxh = min(dev->crop_current.height*4, dev->crop_bounds.height);
1da177e4 1624
8c85454a
MCC		 1625 if (V4L2_FIELD_ANY == field) {
1626 field = (f->fmt.pix.height > maxh/2)
1627 ? V4L2_FIELD_INTERLACED
1628 : V4L2_FIELD_BOTTOM;
1629 }
1630 switch (field) {
1631 case V4L2_FIELD_TOP:
1632 case V4L2_FIELD_BOTTOM:
1633 maxh = maxh / 2;
1634 break;
1635 case V4L2_FIELD_INTERLACED:
1636 break;
1637 default:
1638 return -EINVAL;
1639 }
1da177e4 1640
8c85454a
MCC		 1641 f->fmt.pix.field = field;
1642 if (f->fmt.pix.width < 48)
1643 f->fmt.pix.width = 48;
1644 if (f->fmt.pix.height < 32)
1645 f->fmt.pix.height = 32;
1646 if (f->fmt.pix.width > maxw)
1647 f->fmt.pix.width = maxw;
1648 if (f->fmt.pix.height > maxh)
1649 f->fmt.pix.height = maxh;
1650 f->fmt.pix.width &= ~0x03;
1651 f->fmt.pix.bytesperline =
1652 (f->fmt.pix.width * fmt->depth) >> 3;
1653 f->fmt.pix.sizeimage =
1654 f->fmt.pix.height * f->fmt.pix.bytesperline;
1da177e4 1655
8c85454a
MCC		 1656 return 0;
1657}
1da177e4 1658
78b526a4 1659static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1660 struct v4l2_format *f)
1661{
1662 struct saa7134_fh *fh = priv;
1663 struct saa7134_dev *dev = fh->dev;
1664
1665 if (saa7134_no_overlay > 0) {
1666 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1da177e4
LT		 1667 return -EINVAL;
1668 }
8c85454a
MCC		 1669
1670 return verify_preview(dev, &f->fmt.win);
1da177e4
LT		 1671}
1672
78b526a4 1673static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1674 struct v4l2_format *f)
8c85454a
MCC		 1675{
1676 struct saa7134_fh *fh = priv;
1677 int err;
1678
78b526a4 1679 err = saa7134_try_fmt_vid_cap(file, priv, f);
8c85454a
MCC		 1680 if (0 != err)
1681 return err;
1682
1683 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1684 fh->width = f->fmt.pix.width;
1685 fh->height = f->fmt.pix.height;
1686 fh->cap.field = f->fmt.pix.field;
1687 return 0;
1688}
1689
78b526a4 1690static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
8c85454a 1691 struct v4l2_format *f)
1da177e4 1692{
8f61ae2f
DSL		 1693 struct saa7134_fh *fh = priv;
1694 struct saa7134_dev *dev = fh->dev;
1da177e4 1695 int err;
a8b1ecf3 1696 unsigned long flags;
1da177e4 1697
8c85454a
MCC		 1698 if (saa7134_no_overlay > 0) {
1699 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1700 return -EINVAL;
1701 }
1702 err = verify_preview(dev, &f->fmt.win);
1703 if (0 != err)
1704 return err;
1da177e4 1705
8c85454a
MCC		 1706 mutex_lock(&dev->lock);
1707
1708 fh->win = f->fmt.win;
1709 fh->nclips = f->fmt.win.clipcount;
1710
1711 if (fh->nclips > 8)
1712 fh->nclips = 8;
1713
1714 if (copy_from_user(fh->clips, f->fmt.win.clips,
1715 sizeof(struct v4l2_clip)*fh->nclips)) {
3593cab5 1716 mutex_unlock(&dev->lock);
8c85454a 1717 return -EFAULT;
1da177e4 1718 }
8c85454a
MCC		 1719
1720 if (res_check(fh, RESOURCE_OVERLAY)) {
1721 spin_lock_irqsave(&dev->slock, flags);
1722 stop_preview(dev, fh);
1723 start_preview(dev, fh);
1724 spin_unlock_irqrestore(&dev->slock, flags);
1725 }
1726
1727 mutex_unlock(&dev->lock);
1728 return 0;
1da177e4
LT		 1729}
1730
2c10e8a8 1731int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
8f61ae2f
DSL		 1732{
1733 const struct v4l2_queryctrl *ctrl;
1da177e4 1734
8f61ae2f
DSL		 1735 if ((c->id < V4L2_CID_BASE ||
1736 c->id >= V4L2_CID_LASTP1) &&
1737 (c->id < V4L2_CID_PRIVATE_BASE ||
1738 c->id >= V4L2_CID_PRIVATE_LASTP1))
1739 return -EINVAL;
1740 ctrl = ctrl_by_id(c->id);
1741 *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1da177e4
LT		 1742 return 0;
1743}
f6e90a66 1744EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1da177e4 1745
bfb12e38 1746static int saa7134_enum_input(struct file *file, void *priv,
8f61ae2f 1747 struct v4l2_input *i)
1da177e4 1748{
8f61ae2f 1749 struct saa7134_fh *fh = priv;
1da177e4 1750 struct saa7134_dev *dev = fh->dev;
8f61ae2f 1751 unsigned int n;
1da177e4 1752
8f61ae2f
DSL		 1753 n = i->index;
1754 if (n >= SAA7134_INPUT_MAX)
1755 return -EINVAL;
1756 if (NULL == card_in(dev, i->index).name)
1757 return -EINVAL;
1758 memset(i, 0, sizeof(*i));
1759 i->index = n;
1760 i->type = V4L2_INPUT_TYPE_CAMERA;
1761 strcpy(i->name, card_in(dev, n).name);
1762 if (card_in(dev, n).tv)
1763 i->type = V4L2_INPUT_TYPE_TUNER;
1764 i->audioset = 1;
1765 if (n == dev->ctl_input) {
1766 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1767 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1768
1769 if (0 != (v1 & 0x40))
1770 i->status |= V4L2_IN_ST_NO_H_LOCK;
1771 if (0 != (v2 & 0x40))
1772 i->status |= V4L2_IN_ST_NO_SYNC;
1773 if (0 != (v2 & 0x0e))
1774 i->status |= V4L2_IN_ST_MACROVISION;
1775 }
8c85454a 1776 i->std = SAA7134_NORMS;
8f61ae2f
DSL		 1777 return 0;
1778}
1da177e4 1779
bfb12e38 1780static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
90bdc145
MCC		 1781{
1782 struct saa7134_fh *fh = priv;
1783 struct saa7134_dev *dev = fh->dev;
1784
1785 *i = dev->ctl_input;
1786 return 0;
1787}
1788
bfb12e38 1789static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
90bdc145
MCC		 1790{
1791 struct saa7134_fh *fh = priv;
1792 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 1793 int err;
1794
1795 err = v4l2_prio_check(&dev->prio, &fh->prio);
1796 if (0 != err)
1797 return err;
90bdc145
MCC		 1798
1799 if (i < 0 || i >= SAA7134_INPUT_MAX)
1800 return -EINVAL;
1801 if (NULL == card_in(dev, i).name)
1802 return -EINVAL;
1803 mutex_lock(&dev->lock);
1804 video_mux(dev, i);
1805 mutex_unlock(&dev->lock);
1806 return 0;
1807}
1808
bfb12e38 1809static int saa7134_querycap(struct file *file, void *priv,
8f61ae2f
DSL		 1810 struct v4l2_capability *cap)
1811{
1812 struct saa7134_fh *fh = priv;
1813 struct saa7134_dev *dev = fh->dev;
1da177e4 1814
8f61ae2f
DSL		 1815 unsigned int tuner_type = dev->tuner_type;
1816
8f61ae2f
DSL		 1817 strcpy(cap->driver, "saa7134");
1818 strlcpy(cap->card, saa7134_boards[dev->board].name,
1819 sizeof(cap->card));
1820 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1821 cap->version = SAA7134_VERSION_CODE;
1822 cap->capabilities =
1823 V4L2_CAP_VIDEO_CAPTURE |
1824 V4L2_CAP_VBI_CAPTURE |
1825 V4L2_CAP_READWRITE |
1826 V4L2_CAP_STREAMING |
1827 V4L2_CAP_TUNER;
1828 if (saa7134_no_overlay <= 0)
1829 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1830
1831 if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1832 cap->capabilities &= ~V4L2_CAP_TUNER;
1833 return 0;
1834}
bb881f14 1835
9afb7377 1836int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
8f61ae2f 1837{
8f61ae2f
DSL		 1838 unsigned long flags;
1839 unsigned int i;
1840 v4l2_std_id fixup;
8c85454a
MCC		 1841 int err;
1842
9afb7377
HV		 1843 /* When called from the empress code fh == NULL.
1844 That needs to be fixed somehow, but for now this is
1845 good enough. */
1846 if (fh) {
1847 err = v4l2_prio_check(&dev->prio, &fh->prio);
1848 if (0 != err)
1849 return err;
1850 } else if (res_locked(dev, RESOURCE_OVERLAY)) {
1851 /* Don't change the std from the mpeg device
1852 if overlay is active. */
1853 return -EBUSY;
1854 }
bb881f14 1855
8f61ae2f
DSL		 1856 for (i = 0; i < TVNORMS; i++)
1857 if (*id == tvnorms[i].id)
1858 break;
8c85454a 1859
8f61ae2f
DSL		 1860 if (i == TVNORMS)
1861 for (i = 0; i < TVNORMS; i++)
1862 if (*id & tvnorms[i].id)
1863 break;
1864 if (i == TVNORMS)
1865 return -EINVAL;
8c85454a 1866
8f61ae2f
DSL		 1867 if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1868 if (secam[0] == 'L' || secam[0] == 'l') {
1869 if (secam[1] == 'C' || secam[1] == 'c')
1870 fixup = V4L2_STD_SECAM_LC;
1871 else
1872 fixup = V4L2_STD_SECAM_L;
1873 } else {
1874 if (secam[0] == 'D' || secam[0] == 'd')
1875 fixup = V4L2_STD_SECAM_DK;
1876 else
1877 fixup = V4L2_STD_SECAM;
1878 }
1879 for (i = 0; i < TVNORMS; i++)
1880 if (fixup == tvnorms[i].id)
1881 break;
1da177e4 1882 }
8c85454a
MCC		 1883
1884 *id = tvnorms[i].id;
1885
8f61ae2f 1886 mutex_lock(&dev->lock);
9afb7377 1887 if (fh && res_check(fh, RESOURCE_OVERLAY)) {
8f61ae2f
DSL		 1888 spin_lock_irqsave(&dev->slock, flags);
1889 stop_preview(dev, fh);
1890 spin_unlock_irqrestore(&dev->slock, flags);
1891
1892 set_tvnorm(dev, &tvnorms[i]);
1893
1894 spin_lock_irqsave(&dev->slock, flags);
1895 start_preview(dev, fh);
1896 spin_unlock_irqrestore(&dev->slock, flags);
1897 } else
1898 set_tvnorm(dev, &tvnorms[i]);
8c85454a 1899
8f61ae2f
DSL		 1900 saa7134_tvaudio_do_scan(dev);
1901 mutex_unlock(&dev->lock);
1902 return 0;
1903}
9afb7377
HV		 1904EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1905
1906static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1907{
1908 struct saa7134_fh *fh = priv;
1909
1910 return saa7134_s_std_internal(fh->dev, fh, id);
1911}
1912
1913static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1914{
1915 struct saa7134_fh *fh = priv;
1916 struct saa7134_dev *dev = fh->dev;
1917
1918 *id = dev->tvnorm->id;
1919 return 0;
1920}
1da177e4 1921
bfb12e38 1922static int saa7134_cropcap(struct file *file, void *priv,
8f61ae2f
DSL		 1923 struct v4l2_cropcap *cap)
1924{
1925 struct saa7134_fh *fh = priv;
1926 struct saa7134_dev *dev = fh->dev;
1da177e4 1927
8f61ae2f
DSL		 1928 if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1929 cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1930 return -EINVAL;
1931 cap->bounds = dev->crop_bounds;
1932 cap->defrect = dev->crop_defrect;
1933 cap->pixelaspect.numerator = 1;
1934 cap->pixelaspect.denominator = 1;
1935 if (dev->tvnorm->id & V4L2_STD_525_60) {
1936 cap->pixelaspect.numerator = 11;
1937 cap->pixelaspect.denominator = 10;
1938 }
1939 if (dev->tvnorm->id & V4L2_STD_625_50) {
1940 cap->pixelaspect.numerator = 54;
1941 cap->pixelaspect.denominator = 59;
1da177e4 1942 }
8f61ae2f
DSL		 1943 return 0;
1944}
1da177e4 1945
bfb12e38 1946static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
90bdc145
MCC		 1947{
1948 struct saa7134_fh *fh = f;
1949 struct saa7134_dev *dev = fh->dev;
1950
1951 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1952 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1953 return -EINVAL;
1954 crop->c = dev->crop_current;
1955 return 0;
1956}
1957
bfb12e38 1958static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
90bdc145
MCC		 1959{
1960 struct saa7134_fh *fh = f;
1961 struct saa7134_dev *dev = fh->dev;
1962 struct v4l2_rect *b = &dev->crop_bounds;
1963
1964 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1965 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1966 return -EINVAL;
1967 if (crop->c.height < 0)
1968 return -EINVAL;
1969 if (crop->c.width < 0)
1970 return -EINVAL;
1971
1972 if (res_locked(fh->dev, RESOURCE_OVERLAY))
1973 return -EBUSY;
1974 if (res_locked(fh->dev, RESOURCE_VIDEO))
1975 return -EBUSY;
1976
1977 if (crop->c.top < b->top)
1978 crop->c.top = b->top;
1979 if (crop->c.top > b->top + b->height)
1980 crop->c.top = b->top + b->height;
1981 if (crop->c.height > b->top - crop->c.top + b->height)
1982 crop->c.height = b->top - crop->c.top + b->height;
1983
1984 if (crop->c.left < b->left)
1985 crop->c.left = b->left;
1986 if (crop->c.left > b->left + b->width)
1987 crop->c.left = b->left + b->width;
1988 if (crop->c.width > b->left - crop->c.left + b->width)
1989 crop->c.width = b->left - crop->c.left + b->width;
1990
1991 dev->crop_current = crop->c;
1992 return 0;
1993}
1994
bfb12e38 1995static int saa7134_g_tuner(struct file *file, void *priv,
8f61ae2f
DSL		 1996 struct v4l2_tuner *t)
1997{
1998 struct saa7134_fh *fh = priv;
1999 struct saa7134_dev *dev = fh->dev;
2000 int n;
1da177e4 2001
8f61ae2f
DSL		 2002 if (0 != t->index)
2003 return -EINVAL;
2004 memset(t, 0, sizeof(*t));
2005 for (n = 0; n < SAA7134_INPUT_MAX; n++)
2006 if (card_in(dev, n).tv)
2007 break;
2008 if (NULL != card_in(dev, n).name) {
2009 strcpy(t->name, "Television");
2010 t->type = V4L2_TUNER_ANALOG_TV;
2011 t->capability = V4L2_TUNER_CAP_NORM |
2012 V4L2_TUNER_CAP_STEREO |
2013 V4L2_TUNER_CAP_LANG1 |
2014 V4L2_TUNER_CAP_LANG2;
2015 t->rangehigh = 0xffffffffUL;
2016 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2017 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2018 }
2019 if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2020 t->signal = 0xffff;
2021 return 0;
2022}
b4aeb8b8 2023
bfb12e38 2024static int saa7134_s_tuner(struct file *file, void *priv,
8f61ae2f
DSL		 2025 struct v4l2_tuner *t)
2026{
2027 struct saa7134_fh *fh = priv;
2028 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 2029 int rx, mode, err;
2030
2031 err = v4l2_prio_check(&dev->prio, &fh->prio);
2032 if (0 != err)
2033 return err;
b4aeb8b8 2034
8f61ae2f
DSL		 2035 mode = dev->thread.mode;
2036 if (UNSET == mode) {
2037 rx = saa7134_tvaudio_getstereo(dev);
2038 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1da177e4 2039 }
8f61ae2f
DSL		 2040 if (mode != t->audmode)
2041 dev->thread.mode = t->audmode;
8c85454a 2042
8f61ae2f
DSL		 2043 return 0;
2044}
1da177e4 2045
bfb12e38 2046static int saa7134_g_frequency(struct file *file, void *priv,
8f61ae2f
DSL		 2047 struct v4l2_frequency *f)
2048{
2049 struct saa7134_fh *fh = priv;
2050 struct saa7134_dev *dev = fh->dev;
1da177e4 2051
8f61ae2f
DSL		 2052 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2053 f->frequency = dev->ctl_freq;
8c85454a 2054
8f61ae2f
DSL		 2055 return 0;
2056}
1da177e4 2057
bfb12e38 2058static int saa7134_s_frequency(struct file *file, void *priv,
8f61ae2f
DSL		 2059 struct v4l2_frequency *f)
2060{
2061 struct saa7134_fh *fh = priv;
2062 struct saa7134_dev *dev = fh->dev;
8c85454a
MCC		 2063 int err;
2064
2065 err = v4l2_prio_check(&dev->prio, &fh->prio);
2066 if (0 != err)
2067 return err;
1da177e4 2068
8f61ae2f
DSL		 2069 if (0 != f->tuner)
2070 return -EINVAL;
2071 if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2072 return -EINVAL;
2073 if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2074 return -EINVAL;
2075 mutex_lock(&dev->lock);
2076 dev->ctl_freq = f->frequency;
1da177e4 2077
fac6986c 2078 saa_call_all(dev, tuner, s_frequency, f);
1da177e4 2079
8f61ae2f
DSL		 2080 saa7134_tvaudio_do_scan(dev);
2081 mutex_unlock(&dev->lock);
2082 return 0;
2083}
1da177e4 2084
bfb12e38 2085static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
8f61ae2f 2086{
8f61ae2f
DSL		 2087 strcpy(a->name, "audio");
2088 return 0;
2089}
1da177e4 2090
bfb12e38 2091static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
8f61ae2f
DSL		 2092{
2093 return 0;
2094}
1da177e4 2095
bfb12e38 2096static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
8f61ae2f
DSL		 2097{
2098 struct saa7134_fh *fh = f;
2099 struct saa7134_dev *dev = fh->dev;
8f61ae2f 2100
90bdc145 2101 *p = v4l2_prio_max(&dev->prio);
8f61ae2f
DSL		 2102 return 0;
2103}
4ac97914 2104
bfb12e38 2105static int saa7134_s_priority(struct file *file, void *f,
90bdc145 2106 enum v4l2_priority prio)
8f61ae2f
DSL		 2107{
2108 struct saa7134_fh *fh = f;
2109 struct saa7134_dev *dev = fh->dev;
4ac97914 2110
90bdc145 2111 return v4l2_prio_change(&dev->prio, &fh->prio, prio);
8f61ae2f 2112}
1da177e4 2113
78b526a4 2114static int saa7134_enum_fmt_vid_cap(struct file *file, void *priv,
90bdc145 2115 struct v4l2_fmtdesc *f)
8f61ae2f 2116{
8c85454a
MCC		 2117 if (f->index >= FORMATS)
2118 return -EINVAL;
1da177e4 2119
8c85454a
MCC		 2120 strlcpy(f->description, formats[f->index].name,
2121 sizeof(f->description));
1da177e4 2122
8c85454a 2123 f->pixelformat = formats[f->index].fourcc;
1da177e4 2124
8c85454a
MCC		 2125 return 0;
2126}
2127
78b526a4 2128static int saa7134_enum_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 2129 struct v4l2_fmtdesc *f)
2130{
2131 if (saa7134_no_overlay > 0) {
2132 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
90bdc145
MCC		 2133 return -EINVAL;
2134 }
8c85454a
MCC		 2135
2136 if ((f->index >= FORMATS) || formats[f->index].planar)
2137 return -EINVAL;
2138
2139 strlcpy(f->description, formats[f->index].name,
2140 sizeof(f->description));
2141
2142 f->pixelformat = formats[f->index].fourcc;
2143
2144 return 0;
2145}
2146
bfb12e38 2147static int saa7134_g_fbuf(struct file *file, void *f,
8f61ae2f
DSL		 2148 struct v4l2_framebuffer *fb)
2149{
2150 struct saa7134_fh *fh = f;
2151 struct saa7134_dev *dev = fh->dev;
1da177e4 2152
8f61ae2f
DSL		 2153 *fb = dev->ovbuf;
2154 fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
ecb73774 2155
8f61ae2f
DSL		 2156 return 0;
2157}
1da177e4 2158
bfb12e38 2159static int saa7134_s_fbuf(struct file *file, void *f,
8f61ae2f
DSL		 2160 struct v4l2_framebuffer *fb)
2161{
2162 struct saa7134_fh *fh = f;
2163 struct saa7134_dev *dev = fh->dev;
2164 struct saa7134_format *fmt;
2165
2166 if (!capable(CAP_SYS_ADMIN) &&
2167 !capable(CAP_SYS_RAWIO))
2168 return -EPERM;
1da177e4 2169
8f61ae2f
DSL		 2170 /* check args */
2171 fmt = format_by_fourcc(fb->fmt.pixelformat);
2172 if (NULL == fmt)
2173 return -EINVAL;
1da177e4 2174
8f61ae2f
DSL		 2175 /* ok, accept it */
2176 dev->ovbuf = *fb;
2177 dev->ovfmt = fmt;
2178 if (0 == dev->ovbuf.fmt.bytesperline)
2179 dev->ovbuf.fmt.bytesperline =
2180 dev->ovbuf.fmt.width*fmt->depth/8;
2181 return 0;
2182}
1da177e4 2183
bfb12e38 2184static int saa7134_overlay(struct file *file, void *f, unsigned int on)
8f61ae2f
DSL		 2185{
2186 struct saa7134_fh *fh = f;
2187 struct saa7134_dev *dev = fh->dev;
2188 unsigned long flags;
2189
2190 if (on) {
2191 if (saa7134_no_overlay > 0) {
2192 dprintk("no_overlay\n");
2193 return -EINVAL;
2194 }
1da177e4 2195
8f61ae2f 2196 if (!res_get(dev, fh, RESOURCE_OVERLAY))
1da177e4 2197 return -EBUSY;
8f61ae2f
DSL		 2198 spin_lock_irqsave(&dev->slock, flags);
2199 start_preview(dev, fh);
2200 spin_unlock_irqrestore(&dev->slock, flags);
1da177e4 2201 }
8f61ae2f
DSL		 2202 if (!on) {
2203 if (!res_check(fh, RESOURCE_OVERLAY))
2204 return -EINVAL;
2205 spin_lock_irqsave(&dev->slock, flags);
2206 stop_preview(dev, fh);
2207 spin_unlock_irqrestore(&dev->slock, flags);
2208 res_free(dev, fh, RESOURCE_OVERLAY);
1da177e4 2209 }
8f61ae2f
DSL		 2210 return 0;
2211}
2212
90bdc145
MCC		 2213#ifdef CONFIG_VIDEO_V4L1_COMPAT
2214static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
8f61ae2f 2215{
90bdc145
MCC		 2216 struct saa7134_fh *fh = file->private_data;
2217 return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2218}
2219#endif
1da177e4 2220
bfb12e38 2221static int saa7134_reqbufs(struct file *file, void *priv,
90bdc145
MCC		 2222 struct v4l2_requestbuffers *p)
2223{
2224 struct saa7134_fh *fh = priv;
2225 return videobuf_reqbufs(saa7134_queue(fh), p);
2226}
8f61ae2f 2227
bfb12e38 2228static int saa7134_querybuf(struct file *file, void *priv,
90bdc145
MCC		 2229 struct v4l2_buffer *b)
2230{
2231 struct saa7134_fh *fh = priv;
2232 return videobuf_querybuf(saa7134_queue(fh), b);
2233}
8f61ae2f 2234
bfb12e38 2235static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
90bdc145
MCC		 2236{
2237 struct saa7134_fh *fh = priv;
2238 return videobuf_qbuf(saa7134_queue(fh), b);
2239}
2240
bfb12e38 2241static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
90bdc145
MCC		 2242{
2243 struct saa7134_fh *fh = priv;
2244 return videobuf_dqbuf(saa7134_queue(fh), b,
2245 file->f_flags & O_NONBLOCK);
2246}
2247
bfb12e38 2248static int saa7134_streamon(struct file *file, void *priv,
90bdc145
MCC		 2249 enum v4l2_buf_type type)
2250{
2251 struct saa7134_fh *fh = priv;
2252 struct saa7134_dev *dev = fh->dev;
2253 int res = saa7134_resource(fh);
2254
2255 if (!res_get(dev, fh, res))
2256 return -EBUSY;
2257
2258 return videobuf_streamon(saa7134_queue(fh));
2259}
2260
bfb12e38 2261static int saa7134_streamoff(struct file *file, void *priv,
90bdc145
MCC		 2262 enum v4l2_buf_type type)
2263{
2264 int err;
2265 struct saa7134_fh *fh = priv;
2266 struct saa7134_dev *dev = fh->dev;
2267 int res = saa7134_resource(fh);
2268
2269 err = videobuf_streamoff(saa7134_queue(fh));
2270 if (err < 0)
2271 return err;
2272 res_free(dev, fh, res);
1da177e4
LT		 2273 return 0;
2274}
2275
bfb12e38 2276static int saa7134_g_parm(struct file *file, void *fh,
90bdc145 2277 struct v4l2_streamparm *parm)
1da177e4 2278{
90bdc145 2279 return 0;
1da177e4
LT		 2280}
2281
c121ba1f
MCC		 2282#ifdef CONFIG_VIDEO_ADV_DEBUG
2283static int vidioc_g_register (struct file *file, void *priv,
aecde8b5 2284 struct v4l2_dbg_register *reg)
c121ba1f
MCC		 2285{
2286 struct saa7134_fh *fh = priv;
2287 struct saa7134_dev *dev = fh->dev;
2288
aecde8b5 2289 if (!v4l2_chip_match_host(&reg->match))
c121ba1f
MCC		 2290 return -EINVAL;
2291 reg->val = saa_readb(reg->reg);
aecde8b5 2292 reg->size = 1;
c121ba1f
MCC		 2293 return 0;
2294}
2295
2296static int vidioc_s_register (struct file *file, void *priv,
aecde8b5 2297 struct v4l2_dbg_register *reg)
c121ba1f
MCC		 2298{
2299 struct saa7134_fh *fh = priv;
2300 struct saa7134_dev *dev = fh->dev;
2301
aecde8b5 2302 if (!v4l2_chip_match_host(&reg->match))
c121ba1f
MCC		 2303 return -EINVAL;
2304 saa_writeb(reg->reg&0xffffff, reg->val);
2305 return 0;
2306}
2307#endif
2308
8f61ae2f
DSL		 2309static int radio_querycap(struct file *file, void *priv,
2310 struct v4l2_capability *cap)
1da177e4
LT		 2311{
2312 struct saa7134_fh *fh = file->private_data;
2313 struct saa7134_dev *dev = fh->dev;
2314
8f61ae2f
DSL		 2315 strcpy(cap->driver, "saa7134");
2316 strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2317 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2318 cap->version = SAA7134_VERSION_CODE;
2319 cap->capabilities = V4L2_CAP_TUNER;
2320 return 0;
2321}
1da177e4 2322
8f61ae2f
DSL		 2323static int radio_g_tuner(struct file *file, void *priv,
2324 struct v4l2_tuner *t)
2325{
2326 struct saa7134_fh *fh = file->private_data;
2327 struct saa7134_dev *dev = fh->dev;
1da177e4 2328
8f61ae2f
DSL		 2329 if (0 != t->index)
2330 return -EINVAL;
1da177e4 2331
8f61ae2f
DSL		 2332 memset(t, 0, sizeof(*t));
2333 strcpy(t->name, "Radio");
2334 t->type = V4L2_TUNER_RADIO;
2335
fac6986c 2336 saa_call_all(dev, tuner, g_tuner, t);
8f61ae2f
DSL		 2337 if (dev->input->amux == TV) {
2338 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2339 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2340 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
ac19ecc6 2341 }
8f61ae2f
DSL		 2342 return 0;
2343}
2344static int radio_s_tuner(struct file *file, void *priv,
2345 struct v4l2_tuner *t)
2346{
2347 struct saa7134_fh *fh = file->private_data;
2348 struct saa7134_dev *dev = fh->dev;
ac19ecc6 2349
8f61ae2f
DSL		 2350 if (0 != t->index)
2351 return -EINVAL;
2352
fac6986c 2353 saa_call_all(dev, tuner, s_tuner, t);
8f61ae2f
DSL		 2354 return 0;
2355}
ac19ecc6 2356
8f61ae2f
DSL		 2357static int radio_enum_input(struct file *file, void *priv,
2358 struct v4l2_input *i)
2359{
2360 if (i->index != 0)
2361 return -EINVAL;
ac19ecc6 2362
8f61ae2f
DSL		 2363 strcpy(i->name, "Radio");
2364 i->type = V4L2_INPUT_TYPE_TUNER;
1da177e4 2365
8f61ae2f
DSL		 2366 return 0;
2367}
1da177e4 2368
8f61ae2f
DSL		 2369static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2370{
2371 *i = 0;
2372 return 0;
2373}
1da177e4 2374
8f61ae2f
DSL		 2375static int radio_g_audio(struct file *file, void *priv,
2376 struct v4l2_audio *a)
2377{
2378 memset(a, 0, sizeof(*a));
2379 strcpy(a->name, "Radio");
2380 return 0;
2381}
1da177e4 2382
8f61ae2f
DSL		 2383static int radio_s_audio(struct file *file, void *priv,
2384 struct v4l2_audio *a)
2385{
2386 return 0;
2387}
1da177e4 2388
8f61ae2f
DSL		 2389static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2390{
2391 return 0;
2392}
1da177e4 2393
8f61ae2f
DSL		 2394static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2395{
1da177e4
LT		 2396 return 0;
2397}
2398
8f61ae2f
DSL		 2399static int radio_queryctrl(struct file *file, void *priv,
2400 struct v4l2_queryctrl *c)
1da177e4 2401{
8f61ae2f
DSL		 2402 const struct v4l2_queryctrl *ctrl;
2403
2404 if (c->id < V4L2_CID_BASE ||
2405 c->id >= V4L2_CID_LASTP1)
2406 return -EINVAL;
2407 if (c->id == V4L2_CID_AUDIO_MUTE) {
2408 ctrl = ctrl_by_id(c->id);
2409 *c = *ctrl;
2410 } else
2411 *c = no_ctrl;
2412 return 0;
1da177e4
LT		 2413}
2414
bec43661 2415static const struct v4l2_file_operations video_fops =
1da177e4
LT		 2416{
2417 .owner = THIS_MODULE,
2418 .open = video_open,
2419 .release = video_release,
2420 .read = video_read,
2421 .poll = video_poll,
2422 .mmap = video_mmap,
8f61ae2f 2423 .ioctl = video_ioctl2,
1da177e4
LT		 2424};
2425
a399810c 2426static const struct v4l2_ioctl_ops video_ioctl_ops = {
bfb12e38 2427 .vidioc_querycap = saa7134_querycap,
78b526a4
HV		 2428 .vidioc_enum_fmt_vid_cap = saa7134_enum_fmt_vid_cap,
2429 .vidioc_g_fmt_vid_cap = saa7134_g_fmt_vid_cap,
2430 .vidioc_try_fmt_vid_cap = saa7134_try_fmt_vid_cap,
2431 .vidioc_s_fmt_vid_cap = saa7134_s_fmt_vid_cap,
2432 .vidioc_enum_fmt_vid_overlay = saa7134_enum_fmt_vid_overlay,
2433 .vidioc_g_fmt_vid_overlay = saa7134_g_fmt_vid_overlay,
2434 .vidioc_try_fmt_vid_overlay = saa7134_try_fmt_vid_overlay,
2435 .vidioc_s_fmt_vid_overlay = saa7134_s_fmt_vid_overlay,
78b526a4
HV		 2436 .vidioc_g_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
2437 .vidioc_try_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
2438 .vidioc_s_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
bfb12e38
MCC		 2439 .vidioc_g_audio = saa7134_g_audio,
2440 .vidioc_s_audio = saa7134_s_audio,
2441 .vidioc_cropcap = saa7134_cropcap,
2442 .vidioc_reqbufs = saa7134_reqbufs,
2443 .vidioc_querybuf = saa7134_querybuf,
2444 .vidioc_qbuf = saa7134_qbuf,
2445 .vidioc_dqbuf = saa7134_dqbuf,
2446 .vidioc_s_std = saa7134_s_std,
9afb7377 2447 .vidioc_g_std = saa7134_g_std,
bfb12e38
MCC		 2448 .vidioc_enum_input = saa7134_enum_input,
2449 .vidioc_g_input = saa7134_g_input,
2450 .vidioc_s_input = saa7134_s_input,
2451 .vidioc_queryctrl = saa7134_queryctrl,
2452 .vidioc_g_ctrl = saa7134_g_ctrl,
2453 .vidioc_s_ctrl = saa7134_s_ctrl,
2454 .vidioc_streamon = saa7134_streamon,
2455 .vidioc_streamoff = saa7134_streamoff,
2456 .vidioc_g_tuner = saa7134_g_tuner,
2457 .vidioc_s_tuner = saa7134_s_tuner,
8f61ae2f
DSL		 2458#ifdef CONFIG_VIDEO_V4L1_COMPAT
2459 .vidiocgmbuf = vidiocgmbuf,
2460#endif
bfb12e38
MCC		 2461 .vidioc_g_crop = saa7134_g_crop,
2462 .vidioc_s_crop = saa7134_s_crop,
2463 .vidioc_g_fbuf = saa7134_g_fbuf,
2464 .vidioc_s_fbuf = saa7134_s_fbuf,
2465 .vidioc_overlay = saa7134_overlay,
2466 .vidioc_g_priority = saa7134_g_priority,
2467 .vidioc_s_priority = saa7134_s_priority,
2468 .vidioc_g_parm = saa7134_g_parm,
2469 .vidioc_g_frequency = saa7134_g_frequency,
2470 .vidioc_s_frequency = saa7134_s_frequency,
c121ba1f
MCC		 2471#ifdef CONFIG_VIDEO_ADV_DEBUG
2472 .vidioc_g_register = vidioc_g_register,
2473 .vidioc_s_register = vidioc_s_register,
2474#endif
1da177e4
LT		 2475};
2476
bec43661 2477static const struct v4l2_file_operations radio_fops = {
a399810c
HV		 2478 .owner = THIS_MODULE,
2479 .open = video_open,
2983baf8 2480 .read = radio_read,
a399810c
HV		 2481 .release = video_release,
2482 .ioctl = video_ioctl2,
2983baf8 2483 .poll = radio_poll,
a399810c
HV		 2484};
2485
2486static const struct v4l2_ioctl_ops radio_ioctl_ops = {
8f61ae2f
DSL		 2487 .vidioc_querycap = radio_querycap,
2488 .vidioc_g_tuner = radio_g_tuner,
2489 .vidioc_enum_input = radio_enum_input,
2490 .vidioc_g_audio = radio_g_audio,
2491 .vidioc_s_tuner = radio_s_tuner,
2492 .vidioc_s_audio = radio_s_audio,
2493 .vidioc_s_input = radio_s_input,
2494 .vidioc_s_std = radio_s_std,
2495 .vidioc_queryctrl = radio_queryctrl,
2496 .vidioc_g_input = radio_g_input,
bfb12e38
MCC		 2497 .vidioc_g_ctrl = saa7134_g_ctrl,
2498 .vidioc_s_ctrl = saa7134_s_ctrl,
2499 .vidioc_g_frequency = saa7134_g_frequency,
2500 .vidioc_s_frequency = saa7134_s_frequency,
1da177e4
LT		 2501};
2502
a399810c
HV		 2503/* ----------------------------------------------------------- */
2504/* exported stuff */
2505
2506struct video_device saa7134_video_template = {
2507 .name = "saa7134-video",
a399810c
HV		 2508 .fops = &video_fops,
2509 .ioctl_ops = &video_ioctl_ops,
2510 .minor = -1,
2511 .tvnorms = SAA7134_NORMS,
2512 .current_norm = V4L2_STD_PAL,
2513};
2514
2515struct video_device saa7134_radio_template = {
2516 .name = "saa7134-radio",
a399810c
HV		 2517 .fops = &radio_fops,
2518 .ioctl_ops = &radio_ioctl_ops,
2519 .minor = -1,
2520};
2521
1da177e4
LT		 2522int saa7134_video_init1(struct saa7134_dev *dev)
2523{
2524 /* sanitycheck insmod options */
2525 if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2526 gbuffers = 2;
2527 if (gbufsize < 0 || gbufsize > gbufsize_max)
2528 gbufsize = gbufsize_max;
2529 gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2530
2531 /* put some sensible defaults into the data structures ... */
2532 dev->ctl_bright = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2533 dev->ctl_contrast = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2534 dev->ctl_hue = ctrl_by_id(V4L2_CID_HUE)->default_value;
2535 dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2536 dev->ctl_volume = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2537 dev->ctl_mute = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2538 dev->ctl_invert = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2539 dev->ctl_automute = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2540
2541 if (dev->tda9887_conf && dev->ctl_automute)
2542 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2543 dev->automute = 0;
2544
4ac97914 2545 INIT_LIST_HEAD(&dev->video_q.queue);
1da177e4
LT		 2546 init_timer(&dev->video_q.timeout);
2547 dev->video_q.timeout.function = saa7134_buffer_timeout;
2548 dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
2549 dev->video_q.dev = dev;
2550
cb71201f
ML		 2551 if (saa7134_boards[dev->board].video_out)
2552 saa7134_videoport_init(dev);
2553
2554 return 0;
2555}
2556
2557int saa7134_videoport_init(struct saa7134_dev *dev)
2558{
2559 /* enable video output */
2560 int vo = saa7134_boards[dev->board].video_out;
2561 int video_reg;
2562 unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
37df96d3
DB		 2563
2564 /* Configure videoport */
cb71201f
ML		 2565 saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2566 video_reg = video_out[vo][1];
2567 if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2568 video_reg &= ~VP_T_CODE_P_INVERTED;
2569 saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2570 saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
cb71201f
ML		 2571 saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2572 video_reg = video_out[vo][5];
2573 if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2574 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2575 if (vid_port_opts & SET_CLOCK_INVERTED)
2576 video_reg |= VP_CLK_CTRL1_INVERTED;
2577 saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2578 video_reg = video_out[vo][6];
2579 if (vid_port_opts & SET_VSYNC_OFF) {
2580 video_reg &= ~VP_VS_TYPE_MASK;
2581 video_reg |= VP_VS_TYPE_OFF;
2582 }
2583 saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2584 saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2585 saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
1da177e4 2586
37df96d3
DB		 2587 /* Start videoport */
2588 saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2589
1da177e4
LT		 2590 return 0;
2591}
2592
2593int saa7134_video_init2(struct saa7134_dev *dev)
2594{
2595 /* init video hw */
2596 set_tvnorm(dev,&tvnorms[0]);
2597 video_mux(dev,0);
2598 saa7134_tvaudio_setmute(dev);
2599 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2600 return 0;
2601}
2602
11f7078c 2603void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
1da177e4
LT		 2604{
2605 static const char *st[] = {
2606 "(no signal)", "NTSC", "PAL", "SECAM" };
2607 u32 st1,st2;
2608
2609 st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2610 st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2611 dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2612 (st1 & 0x40) ? "not locked" : "locked",
2613 (st2 & 0x40) ? "no" : "yes",
2614 st[st1 & 0x03]);
11f7078c 2615 dev->nosignal = (st1 & 0x40) || (st2 & 0x40) || !(st2 & 0x1);
1da177e4
LT		 2616
2617 if (dev->nosignal) {
2618 /* no video signal -> mute audio */
2619 if (dev->ctl_automute)
2620 dev->automute = 1;
2621 saa7134_tvaudio_setmute(dev);
1da177e4
LT		 2622 } else {
2623 /* wake up tvaudio audio carrier scan thread */
2624 saa7134_tvaudio_do_scan(dev);
1da177e4 2625 }
11f7078c
ML		 2626
2627 if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2628 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2629 else
2630 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2631
1da177e4
LT		 2632 if (dev->mops && dev->mops->signal_change)
2633 dev->mops->signal_change(dev);
2634}
2635
11f7078c 2636
1da177e4
LT		 2637void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2638{
2639 enum v4l2_field field;
2640
2641 spin_lock(&dev->slock);
2642 if (dev->video_q.curr) {
2643 dev->video_fieldcount++;
2644 field = dev->video_q.curr->vb.field;
2645 if (V4L2_FIELD_HAS_BOTH(field)) {
2646 /* make sure we have seen both fields */
2647 if ((status & 0x10) == 0x00) {
2648 dev->video_q.curr->top_seen = 1;
2649 goto done;
2650 }
2651 if (!dev->video_q.curr->top_seen)
2652 goto done;
2653 } else if (field == V4L2_FIELD_TOP) {
2654 if ((status & 0x10) != 0x10)
2655 goto done;
2656 } else if (field == V4L2_FIELD_BOTTOM) {
2657 if ((status & 0x10) != 0x00)
2658 goto done;
2659 }
2660 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
0fc0686e 2661 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
1da177e4
LT		 2662 }
2663 saa7134_buffer_next(dev,&dev->video_q);
2664
2665 done:
2666 spin_unlock(&dev->slock);
2667}
2668
2669/* ----------------------------------------------------------- */
2670/*
2671 * Local variables:
2672 * c-basic-offset: 8
2673 * End:
2674 */
kernel source for telekom puls (alcatel/mediatek)