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[media] saa7134: fix CodingStyle issues on the lines touched by pr_foo refactor
[deliverable/linux.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
9a12ccfc
MCC		 23#include "saa7134.h"
24#include "saa7134-reg.h"
25
1da177e4
LT		 26#include <linux/init.h>
27#include <linux/list.h>
28#include <linux/module.h>
1da177e4
LT		 29#include <linux/kernel.h>
30#include <linux/slab.h>
9040b32e 31#include <linux/sort.h>
1da177e4 32
5e453dc7 33#include <media/v4l2-common.h>
a2004502 34#include <media/v4l2-event.h>
b9218f2f 35#include <media/saa6588.h>
1da177e4 36
1da177e4
LT		 37/* ------------------------------------------------------------------ */
38
8c85454a 39unsigned int video_debug;
1da177e4 40static unsigned int gbuffers = 8;
ff699e6b 41static unsigned int noninterlaced; /* 0 */
1da177e4
LT		 42static unsigned int gbufsize = 720*576*4;
43static unsigned int gbufsize_max = 720*576*4;
17b10a73 44static char secam[] = "--";
1da177e4
LT		 45module_param(video_debug, int, 0644);
46MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
47module_param(gbuffers, int, 0444);
48MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
49module_param(noninterlaced, int, 0644);
d5fdd135 50MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
17b10a73
HH		 51module_param_string(secam, secam, sizeof(secam), 0644);
52MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
53
1da177e4 54
45f38cb3
MCC		 55#define video_dbg(fmt, arg...) do { \
56 if (video_debug & 0x04) \
57 printk(KERN_DEBUG pr_fmt("video: " fmt), ## arg); \
58 } while (0)
1da177e4 59
2f8d4f51
RB		 60/* ------------------------------------------------------------------ */
61/* Defines for Video Output Port Register at address 0x191 */
62
63/* Bit 0: VIP code T bit polarity */
64
65#define VP_T_CODE_P_NON_INVERTED 0x00
66#define VP_T_CODE_P_INVERTED 0x01
67
68/* ------------------------------------------------------------------ */
69/* Defines for Video Output Port Register at address 0x195 */
70
71/* Bit 2: Video output clock delay control */
72
73#define VP_CLK_CTRL2_NOT_DELAYED 0x00
74#define VP_CLK_CTRL2_DELAYED 0x04
75
76/* Bit 1: Video output clock invert control */
77
78#define VP_CLK_CTRL1_NON_INVERTED 0x00
79#define VP_CLK_CTRL1_INVERTED 0x02
80
81/* ------------------------------------------------------------------ */
82/* Defines for Video Output Port Register at address 0x196 */
83
84/* Bits 2 to 0: VSYNC pin video vertical sync type */
85
86#define VP_VS_TYPE_MASK 0x07
87
88#define VP_VS_TYPE_OFF 0x00
89#define VP_VS_TYPE_V123 0x01
90#define VP_VS_TYPE_V_ITU 0x02
91#define VP_VS_TYPE_VGATE_L 0x03
92#define VP_VS_TYPE_RESERVED1 0x04
93#define VP_VS_TYPE_RESERVED2 0x05
94#define VP_VS_TYPE_F_ITU 0x06
95#define VP_VS_TYPE_SC_FID 0x07
96
1da177e4
LT		 97/* ------------------------------------------------------------------ */
98/* data structs for video */
99
100static int video_out[][9] = {
101 [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
102};
103
104static struct saa7134_format formats[] = {
105 {
106 .name = "8 bpp gray",
107 .fourcc = V4L2_PIX_FMT_GREY,
108 .depth = 8,
109 .pm = 0x06,
110 },{
111 .name = "15 bpp RGB, le",
112 .fourcc = V4L2_PIX_FMT_RGB555,
113 .depth = 16,
114 .pm = 0x13 | 0x80,
115 },{
116 .name = "15 bpp RGB, be",
117 .fourcc = V4L2_PIX_FMT_RGB555X,
118 .depth = 16,
119 .pm = 0x13 | 0x80,
120 .bswap = 1,
121 },{
122 .name = "16 bpp RGB, le",
123 .fourcc = V4L2_PIX_FMT_RGB565,
124 .depth = 16,
125 .pm = 0x10 | 0x80,
126 },{
127 .name = "16 bpp RGB, be",
128 .fourcc = V4L2_PIX_FMT_RGB565X,
129 .depth = 16,
130 .pm = 0x10 | 0x80,
131 .bswap = 1,
132 },{
133 .name = "24 bpp RGB, le",
134 .fourcc = V4L2_PIX_FMT_BGR24,
135 .depth = 24,
136 .pm = 0x11,
137 },{
138 .name = "24 bpp RGB, be",
139 .fourcc = V4L2_PIX_FMT_RGB24,
140 .depth = 24,
141 .pm = 0x11,
142 .bswap = 1,
143 },{
144 .name = "32 bpp RGB, le",
145 .fourcc = V4L2_PIX_FMT_BGR32,
146 .depth = 32,
147 .pm = 0x12,
148 },{
149 .name = "32 bpp RGB, be",
150 .fourcc = V4L2_PIX_FMT_RGB32,
151 .depth = 32,
152 .pm = 0x12,
153 .bswap = 1,
154 .wswap = 1,
155 },{
156 .name = "4:2:2 packed, YUYV",
157 .fourcc = V4L2_PIX_FMT_YUYV,
158 .depth = 16,
159 .pm = 0x00,
160 .bswap = 1,
161 .yuv = 1,
162 },{
163 .name = "4:2:2 packed, UYVY",
164 .fourcc = V4L2_PIX_FMT_UYVY,
165 .depth = 16,
166 .pm = 0x00,
167 .yuv = 1,
168 },{
169 .name = "4:2:2 planar, Y-Cb-Cr",
170 .fourcc = V4L2_PIX_FMT_YUV422P,
171 .depth = 16,
172 .pm = 0x09,
173 .yuv = 1,
174 .planar = 1,
175 .hshift = 1,
176 .vshift = 0,
177 },{
178 .name = "4:2:0 planar, Y-Cb-Cr",
179 .fourcc = V4L2_PIX_FMT_YUV420,
180 .depth = 12,
181 .pm = 0x0a,
182 .yuv = 1,
183 .planar = 1,
184 .hshift = 1,
185 .vshift = 1,
186 },{
187 .name = "4:2:0 planar, Y-Cb-Cr",
188 .fourcc = V4L2_PIX_FMT_YVU420,
189 .depth = 12,
190 .pm = 0x0a,
191 .yuv = 1,
192 .planar = 1,
193 .uvswap = 1,
194 .hshift = 1,
195 .vshift = 1,
196 }
197};
198#define FORMATS ARRAY_SIZE(formats)
199
200#define NORM_625_50 \
201 .h_start = 0, \
202 .h_stop = 719, \
203 .video_v_start = 24, \
204 .video_v_stop = 311, \
f246a817 205 .vbi_v_start_0 = 7, \
033d0088 206 .vbi_v_stop_0 = 23, \
f246a817 207 .vbi_v_start_1 = 319, \
1da177e4
LT		 208 .src_timing = 4
209
210#define NORM_525_60 \
211 .h_start = 0, \
dd6ed861 212 .h_stop = 719, \
f246a817
MS		 213 .video_v_start = 23, \
214 .video_v_stop = 262, \
215 .vbi_v_start_0 = 10, \
216 .vbi_v_stop_0 = 21, \
217 .vbi_v_start_1 = 273, \
218 .src_timing = 7
1da177e4
LT		 219
220static struct saa7134_tvnorm tvnorms[] = {
221 {
222 .name = "PAL", /* autodetect */
223 .id = V4L2_STD_PAL,
224 NORM_625_50,
225
226 .sync_control = 0x18,
227 .luma_control = 0x40,
228 .chroma_ctrl1 = 0x81,
229 .chroma_gain = 0x2a,
230 .chroma_ctrl2 = 0x06,
231 .vgate_misc = 0x1c,
232
233 },{
234 .name = "PAL-BG",
235 .id = V4L2_STD_PAL_BG,
236 NORM_625_50,
237
238 .sync_control = 0x18,
239 .luma_control = 0x40,
240 .chroma_ctrl1 = 0x81,
241 .chroma_gain = 0x2a,
242 .chroma_ctrl2 = 0x06,
243 .vgate_misc = 0x1c,
244
245 },{
246 .name = "PAL-I",
247 .id = V4L2_STD_PAL_I,
248 NORM_625_50,
249
250 .sync_control = 0x18,
251 .luma_control = 0x40,
252 .chroma_ctrl1 = 0x81,
253 .chroma_gain = 0x2a,
254 .chroma_ctrl2 = 0x06,
255 .vgate_misc = 0x1c,
256
257 },{
258 .name = "PAL-DK",
259 .id = V4L2_STD_PAL_DK,
260 NORM_625_50,
261
262 .sync_control = 0x18,
263 .luma_control = 0x40,
264 .chroma_ctrl1 = 0x81,
265 .chroma_gain = 0x2a,
266 .chroma_ctrl2 = 0x06,
267 .vgate_misc = 0x1c,
268
269 },{
270 .name = "NTSC",
271 .id = V4L2_STD_NTSC,
272 NORM_525_60,
273
274 .sync_control = 0x59,
275 .luma_control = 0x40,
276 .chroma_ctrl1 = 0x89,
277 .chroma_gain = 0x2a,
278 .chroma_ctrl2 = 0x0e,
279 .vgate_misc = 0x18,
280
281 },{
282 .name = "SECAM",
283 .id = V4L2_STD_SECAM,
284 NORM_625_50,
285
17b10a73
HH		 286 .sync_control = 0x18,
287 .luma_control = 0x1b,
288 .chroma_ctrl1 = 0xd1,
289 .chroma_gain = 0x80,
290 .chroma_ctrl2 = 0x00,
291 .vgate_misc = 0x1c,
292
293 },{
294 .name = "SECAM-DK",
295 .id = V4L2_STD_SECAM_DK,
296 NORM_625_50,
297
298 .sync_control = 0x18,
299 .luma_control = 0x1b,
300 .chroma_ctrl1 = 0xd1,
301 .chroma_gain = 0x80,
302 .chroma_ctrl2 = 0x00,
303 .vgate_misc = 0x1c,
304
305 },{
306 .name = "SECAM-L",
307 .id = V4L2_STD_SECAM_L,
308 NORM_625_50,
309
310 .sync_control = 0x18,
311 .luma_control = 0x1b,
312 .chroma_ctrl1 = 0xd1,
313 .chroma_gain = 0x80,
314 .chroma_ctrl2 = 0x00,
315 .vgate_misc = 0x1c,
316
317 },{
318 .name = "SECAM-Lc",
319 .id = V4L2_STD_SECAM_LC,
320 NORM_625_50,
321
322 .sync_control = 0x18,
1da177e4
LT		 323 .luma_control = 0x1b,
324 .chroma_ctrl1 = 0xd1,
325 .chroma_gain = 0x80,
326 .chroma_ctrl2 = 0x00,
327 .vgate_misc = 0x1c,
328
329 },{
330 .name = "PAL-M",
331 .id = V4L2_STD_PAL_M,
332 NORM_525_60,
333
334 .sync_control = 0x59,
335 .luma_control = 0x40,
336 .chroma_ctrl1 = 0xb9,
337 .chroma_gain = 0x2a,
338 .chroma_ctrl2 = 0x0e,
339 .vgate_misc = 0x18,
340
341 },{
342 .name = "PAL-Nc",
343 .id = V4L2_STD_PAL_Nc,
344 NORM_625_50,
345
346 .sync_control = 0x18,
347 .luma_control = 0x40,
348 .chroma_ctrl1 = 0xa1,
349 .chroma_gain = 0x2a,
350 .chroma_ctrl2 = 0x06,
351 .vgate_misc = 0x1c,
352
353 },{
354 .name = "PAL-60",
355 .id = V4L2_STD_PAL_60,
356
357 .h_start = 0,
358 .h_stop = 719,
4ac97914
MCC		 359 .video_v_start = 23,
360 .video_v_stop = 262,
361 .vbi_v_start_0 = 10,
362 .vbi_v_stop_0 = 21,
363 .vbi_v_start_1 = 273,
364 .src_timing = 7,
1da177e4
LT		 365
366 .sync_control = 0x18,
367 .luma_control = 0x40,
368 .chroma_ctrl1 = 0x81,
369 .chroma_gain = 0x2a,
370 .chroma_ctrl2 = 0x06,
371 .vgate_misc = 0x1c,
372 }
373};
374#define TVNORMS ARRAY_SIZE(tvnorms)
375
1da177e4
LT		 376static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
377{
378 unsigned int i;
379
380 for (i = 0; i < FORMATS; i++)
381 if (formats[i].fourcc == fourcc)
382 return formats+i;
383 return NULL;
384}
385
1da177e4
LT		 386/* ------------------------------------------------------------------ */
387
b02044d8 388static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
1da177e4 389{
6139ebc6 390 video_dbg("set tv norm = %s\n", norm->name);
1da177e4
LT		 391 dev->tvnorm = norm;
392
1da177e4
LT		 393 /* setup cropping */
394 dev->crop_bounds.left = norm->h_start;
395 dev->crop_defrect.left = norm->h_start;
396 dev->crop_bounds.width = norm->h_stop - norm->h_start +1;
397 dev->crop_defrect.width = norm->h_stop - norm->h_start +1;
398
f246a817 399 dev->crop_bounds.top = (norm->vbi_v_stop_0+1)*2;
1da177e4
LT		 400 dev->crop_defrect.top = norm->video_v_start*2;
401 dev->crop_bounds.height = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
402 - dev->crop_bounds.top;
403 dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
404
405 dev->crop_current = dev->crop_defrect;
406
c458473e 407 saa7134_set_tvnorm_hw(dev);
cb71201f
ML		 408}
409
410static void video_mux(struct saa7134_dev *dev, int input)
411{
630983b7 412 video_dbg("video input = %d [%s]\n", input, card_in(dev, input).name);
cb71201f
ML		 413 dev->ctl_input = input;
414 set_tvnorm(dev, dev->tvnorm);
415 saa7134_tvaudio_setinput(dev, &card_in(dev, input));
416}
417
c458473e
ML		 418
419static void saa7134_set_decoder(struct saa7134_dev *dev)
cb71201f 420{
707b7f80 421 int luma_control, sync_control, chroma_ctrl1, mux;
cb71201f
ML		 422
423 struct saa7134_tvnorm *norm = dev->tvnorm;
424 mux = card_in(dev, dev->ctl_input).vmux;
425
426 luma_control = norm->luma_control;
427 sync_control = norm->sync_control;
707b7f80 428 chroma_ctrl1 = norm->chroma_ctrl1;
cb71201f
ML		 429
430 if (mux > 5)
431 luma_control |= 0x80; /* svideo */
432 if (noninterlaced || dev->nosignal)
433 sync_control |= 0x20;
434
707b7f80
MD		 435 /* switch on auto standard detection */
436 sync_control |= SAA7134_SYNC_CTRL_AUFD;
437 chroma_ctrl1 |= SAA7134_CHROMA_CTRL1_AUTO0;
438 chroma_ctrl1 &= ~SAA7134_CHROMA_CTRL1_FCTC;
439 luma_control &= ~SAA7134_LUMA_CTRL_LDEL;
440
1da177e4
LT		 441 /* setup video decoder */
442 saa_writeb(SAA7134_INCR_DELAY, 0x08);
443 saa_writeb(SAA7134_ANALOG_IN_CTRL1, 0xc0 | mux);
444 saa_writeb(SAA7134_ANALOG_IN_CTRL2, 0x00);
445
446 saa_writeb(SAA7134_ANALOG_IN_CTRL3, 0x90);
447 saa_writeb(SAA7134_ANALOG_IN_CTRL4, 0x90);
448 saa_writeb(SAA7134_HSYNC_START, 0xeb);
449 saa_writeb(SAA7134_HSYNC_STOP, 0xe0);
450 saa_writeb(SAA7134_SOURCE_TIMING1, norm->src_timing);
451
452 saa_writeb(SAA7134_SYNC_CTRL, sync_control);
453 saa_writeb(SAA7134_LUMA_CTRL, luma_control);
454 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1da177e4 455
f5a1ac64
ML		 456 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
457 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
458
459 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
460 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
461
1da177e4 462 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
707b7f80 463 saa_writeb(SAA7134_CHROMA_CTRL1, chroma_ctrl1);
1da177e4
LT		 464 saa_writeb(SAA7134_CHROMA_GAIN, norm->chroma_gain);
465
466 saa_writeb(SAA7134_CHROMA_CTRL2, norm->chroma_ctrl2);
467 saa_writeb(SAA7134_MODE_DELAY_CTRL, 0x00);
468
469 saa_writeb(SAA7134_ANALOG_ADC, 0x01);
470 saa_writeb(SAA7134_VGATE_START, 0x11);
471 saa_writeb(SAA7134_VGATE_STOP, 0xfe);
472 saa_writeb(SAA7134_MISC_VGATE_MSB, norm->vgate_misc);
473 saa_writeb(SAA7134_RAW_DATA_GAIN, 0x40);
474 saa_writeb(SAA7134_RAW_DATA_OFFSET, 0x80);
1da177e4
LT		 475}
476
c458473e
ML		 477void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
478{
479 saa7134_set_decoder(dev);
480
7bff4b4d 481 if (card_in(dev, dev->ctl_input).tv)
8774bed9 482 saa_call_all(dev, video, s_std, dev->tvnorm->id);
9afb7377
HV		 483 /* Set the correct norm for the saa6752hs. This function
484 does nothing if there is no saa6752hs. */
8774bed9 485 saa_call_empress(dev, video, s_std, dev->tvnorm->id);
c458473e
ML		 486}
487
1da177e4
LT		 488static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
489{
490 static const struct {
491 int xpsc;
492 int xacl;
493 int xc2_1;
494 int xdcg;
495 int vpfy;
496 } vals[] = {
497 /* XPSC XACL XC2_1 XDCG VPFY */
498 { 1, 0, 0, 0, 0 },
499 { 2, 2, 1, 2, 2 },
500 { 3, 4, 1, 3, 2 },
501 { 4, 8, 1, 4, 2 },
502 { 5, 8, 1, 4, 2 },
503 { 6, 8, 1, 4, 3 },
504 { 7, 8, 1, 4, 3 },
505 { 8, 15, 0, 4, 3 },
506 { 9, 15, 0, 4, 3 },
507 { 10, 16, 1, 5, 3 },
508 };
509 static const int count = ARRAY_SIZE(vals);
510 int i;
511
512 for (i = 0; i < count; i++)
513 if (vals[i].xpsc == prescale)
514 break;
515 if (i == count)
516 return;
517
518 saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
519 saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
520 saa_writeb(SAA7134_LEVEL_CTRL(task),
521 (vals[i].xc2_1 << 3) | (vals[i].xdcg));
522 saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
523 (vals[i].vpfy << 2) | vals[i].vpfy);
524}
525
526static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
527{
528 int val,mirror;
529
530 saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale & 0xff);
531 saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
532
533 mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
534 if (yscale < 2048) {
535 /* LPI */
6139ebc6 536 video_dbg("yscale LPI yscale=%d\n", yscale);
1da177e4
LT		 537 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
538 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
539 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
540 } else {
541 /* ACM */
542 val = 0x40 * 1024 / yscale;
6139ebc6 543 video_dbg("yscale ACM yscale=%d val=0x%x\n", yscale, val);
1da177e4
LT		 544 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
545 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
546 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
547 }
548 saa_writeb(SAA7134_LUMA_BRIGHT(task), 0x80);
549}
550
551static void set_size(struct saa7134_dev *dev, int task,
552 int width, int height, int interlace)
553{
554 int prescale,xscale,yscale,y_even,y_odd;
555 int h_start, h_stop, v_start, v_stop;
556 int div = interlace ? 2 : 1;
557
558 /* setup video scaler */
559 h_start = dev->crop_current.left;
560 v_start = dev->crop_current.top/2;
561 h_stop = (dev->crop_current.left + dev->crop_current.width -1);
562 v_stop = (dev->crop_current.top + dev->crop_current.height -1)/2;
563
564 saa_writeb(SAA7134_VIDEO_H_START1(task), h_start & 0xff);
565 saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
566 saa_writeb(SAA7134_VIDEO_H_STOP1(task), h_stop & 0xff);
567 saa_writeb(SAA7134_VIDEO_H_STOP2(task), h_stop >> 8);
568 saa_writeb(SAA7134_VIDEO_V_START1(task), v_start & 0xff);
569 saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
570 saa_writeb(SAA7134_VIDEO_V_STOP1(task), v_stop & 0xff);
571 saa_writeb(SAA7134_VIDEO_V_STOP2(task), v_stop >> 8);
572
573 prescale = dev->crop_current.width / width;
574 if (0 == prescale)
575 prescale = 1;
576 xscale = 1024 * dev->crop_current.width / prescale / width;
577 yscale = 512 * div * dev->crop_current.height / height;
6139ebc6
MCC		 578 video_dbg("prescale=%d xscale=%d yscale=%d\n",
579 prescale, xscale, yscale);
1da177e4
LT		 580 set_h_prescale(dev,task,prescale);
581 saa_writeb(SAA7134_H_SCALE_INC1(task), xscale & 0xff);
582 saa_writeb(SAA7134_H_SCALE_INC2(task), xscale >> 8);
583 set_v_scale(dev,task,yscale);
584
585 saa_writeb(SAA7134_VIDEO_PIXELS1(task), width & 0xff);
586 saa_writeb(SAA7134_VIDEO_PIXELS2(task), width >> 8);
587 saa_writeb(SAA7134_VIDEO_LINES1(task), height/div & 0xff);
588 saa_writeb(SAA7134_VIDEO_LINES2(task), height/div >> 8);
589
590 /* deinterlace y offsets */
591 y_odd = dev->ctl_y_odd;
592 y_even = dev->ctl_y_even;
593 saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
594 saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
595 saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
596 saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
597}
598
599/* ------------------------------------------------------------------ */
600
601struct cliplist {
602 __u16 position;
603 __u8 enable;
604 __u8 disable;
605};
606
1da177e4
LT		 607static void set_cliplist(struct saa7134_dev *dev, int reg,
608 struct cliplist *cl, int entries, char *name)
609{
610 __u8 winbits = 0;
611 int i;
612
613 for (i = 0; i < entries; i++) {
614 winbits |= cl[i].enable;
615 winbits &= ~cl[i].disable;
616 if (i < 15 && cl[i].position == cl[i+1].position)
617 continue;
618 saa_writeb(reg + 0, winbits);
619 saa_writeb(reg + 2, cl[i].position & 0xff);
620 saa_writeb(reg + 3, cl[i].position >> 8);
630983b7 621 video_dbg("clip: %s winbits=%02x pos=%d\n",
1da177e4
LT		 622 name,winbits,cl[i].position);
623 reg += 8;
624 }
625 for (; reg < 0x400; reg += 8) {
626 saa_writeb(reg+ 0, 0);
627 saa_writeb(reg + 1, 0);
628 saa_writeb(reg + 2, 0);
629 saa_writeb(reg + 3, 0);
630 }
631}
632
633static int clip_range(int val)
634{
635 if (val < 0)
636 val = 0;
637 return val;
638}
639
9040b32e
HO		 640/* Sort into smallest position first order */
641static int cliplist_cmp(const void *a, const void *b)
642{
643 const struct cliplist *cla = a;
644 const struct cliplist *clb = b;
645 if (cla->position < clb->position)
646 return -1;
647 if (cla->position > clb->position)
648 return 1;
649 return 0;
650}
651
1da177e4
LT		 652static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
653 int nclips, int interlace)
654{
655 struct cliplist col[16], row[16];
9040b32e 656 int cols = 0, rows = 0, i;
1da177e4
LT		 657 int div = interlace ? 2 : 1;
658
9040b32e
HO		 659 memset(col, 0, sizeof(col));
660 memset(row, 0, sizeof(row));
1da177e4
LT		 661 for (i = 0; i < nclips && i < 8; i++) {
662 col[cols].position = clip_range(clips[i].c.left);
663 col[cols].enable = (1 << i);
664 cols++;
665 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
666 col[cols].disable = (1 << i);
667 cols++;
668 row[rows].position = clip_range(clips[i].c.top / div);
669 row[rows].enable = (1 << i);
670 rows++;
671 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
672 / div);
673 row[rows].disable = (1 << i);
674 rows++;
675 }
9040b32e
HO		 676 sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
677 sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
1da177e4
LT		 678 set_cliplist(dev,0x380,col,cols,"cols");
679 set_cliplist(dev,0x384,row,rows,"rows");
680 return 0;
681}
682
3a0a5a78 683static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win, bool try)
1da177e4
LT		 684{
685 enum v4l2_field field;
686 int maxw, maxh;
687
3a0a5a78 688 if (!try && (dev->ovbuf.base == NULL || dev->ovfmt == NULL))
1da177e4 689 return -EINVAL;
3a0a5a78
HV		 690 if (win->w.width < 48)
691 win->w.width = 48;
692 if (win->w.height < 32)
693 win->w.height = 32;
694 if (win->clipcount > 8)
695 win->clipcount = 8;
696
697 win->chromakey = 0;
698 win->global_alpha = 0;
1da177e4
LT		 699 field = win->field;
700 maxw = dev->crop_current.width;
701 maxh = dev->crop_current.height;
702
703 if (V4L2_FIELD_ANY == field) {
4ac97914
MCC		 704 field = (win->w.height > maxh/2)
705 ? V4L2_FIELD_INTERLACED
706 : V4L2_FIELD_TOP;
707 }
708 switch (field) {
709 case V4L2_FIELD_TOP:
710 case V4L2_FIELD_BOTTOM:
711 maxh = maxh / 2;
712 break;
4ac97914 713 default:
3a0a5a78
HV		 714 field = V4L2_FIELD_INTERLACED;
715 break;
4ac97914 716 }
1da177e4
LT		 717
718 win->field = field;
719 if (win->w.width > maxw)
720 win->w.width = maxw;
721 if (win->w.height > maxh)
722 win->w.height = maxh;
723 return 0;
724}
725
718bde1a 726static int start_preview(struct saa7134_dev *dev)
1da177e4
LT		 727{
728 unsigned long base,control,bpl;
729 int err;
730
3a0a5a78 731 err = verify_preview(dev, &dev->win, false);
1da177e4
LT		 732 if (0 != err)
733 return err;
734
b12262f9 735 dev->ovfield = dev->win.field;
630983b7 736 video_dbg("start_preview %dx%d+%d+%d %s field=%s\n",
b12262f9
HV		 737 dev->win.w.width, dev->win.w.height,
738 dev->win.w.left, dev->win.w.top,
739 dev->ovfmt->name, v4l2_field_names[dev->ovfield]);
1da177e4
LT		 740
741 /* setup window + clipping */
b12262f9 742 set_size(dev, TASK_B, dev->win.w.width, dev->win.w.height,
1da177e4 743 V4L2_FIELD_HAS_BOTH(dev->ovfield));
b12262f9 744 setup_clipping(dev, dev->clips, dev->nclips,
1da177e4
LT		 745 V4L2_FIELD_HAS_BOTH(dev->ovfield));
746 if (dev->ovfmt->yuv)
747 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
748 else
749 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
750 saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
751
752 /* dma: setup channel 1 (= Video Task B) */
753 base = (unsigned long)dev->ovbuf.base;
b12262f9
HV		 754 base += dev->ovbuf.fmt.bytesperline * dev->win.w.top;
755 base += dev->ovfmt->depth/8 * dev->win.w.left;
1da177e4
LT		 756 bpl = dev->ovbuf.fmt.bytesperline;
757 control = SAA7134_RS_CONTROL_BURST_16;
758 if (dev->ovfmt->bswap)
759 control |= SAA7134_RS_CONTROL_BSWAP;
760 if (dev->ovfmt->wswap)
761 control |= SAA7134_RS_CONTROL_WSWAP;
762 if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
763 saa_writel(SAA7134_RS_BA1(1),base);
764 saa_writel(SAA7134_RS_BA2(1),base+bpl);
765 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
766 saa_writel(SAA7134_RS_CONTROL(1),control);
767 } else {
768 saa_writel(SAA7134_RS_BA1(1),base);
769 saa_writel(SAA7134_RS_BA2(1),base);
770 saa_writel(SAA7134_RS_PITCH(1),bpl);
771 saa_writel(SAA7134_RS_CONTROL(1),control);
772 }
773
774 /* start dma */
775 dev->ovenable = 1;
776 saa7134_set_dmabits(dev);
777
778 return 0;
779}
780
718bde1a 781static int stop_preview(struct saa7134_dev *dev)
1da177e4
LT		 782{
783 dev->ovenable = 0;
784 saa7134_set_dmabits(dev);
785 return 0;
786}
787
788/* ------------------------------------------------------------------ */
789
790static int buffer_activate(struct saa7134_dev *dev,
791 struct saa7134_buf *buf,
792 struct saa7134_buf *next)
793{
2ada815f 794 struct saa7134_dmaqueue *dmaq = buf->vb2.vb2_queue->drv_priv;
1da177e4
LT		 795 unsigned long base,control,bpl;
796 unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
797
6139ebc6 798 video_dbg("buffer_activate buf=%p\n", buf);
1da177e4
LT		 799 buf->top_seen = 0;
800
2ada815f
HV		 801 set_size(dev, TASK_A, dev->width, dev->height,
802 V4L2_FIELD_HAS_BOTH(dev->field));
9e534f84 803 if (dev->fmt->yuv)
1da177e4
LT		 804 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
805 else
806 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
9e534f84 807 saa_writeb(SAA7134_OFMT_VIDEO_A, dev->fmt->pm);
1da177e4
LT		 808
809 /* DMA: setup channel 0 (= Video Task A0) */
810 base = saa7134_buffer_base(buf);
9e534f84 811 if (dev->fmt->planar)
2ada815f 812 bpl = dev->width;
1da177e4 813 else
2ada815f 814 bpl = (dev->width * dev->fmt->depth) / 8;
1da177e4
LT		 815 control = SAA7134_RS_CONTROL_BURST_16 |
816 SAA7134_RS_CONTROL_ME |
2ada815f 817 (dmaq->pt.dma >> 12);
9e534f84 818 if (dev->fmt->bswap)
1da177e4 819 control |= SAA7134_RS_CONTROL_BSWAP;
9e534f84 820 if (dev->fmt->wswap)
1da177e4 821 control |= SAA7134_RS_CONTROL_WSWAP;
2ada815f 822 if (V4L2_FIELD_HAS_BOTH(dev->field)) {
1da177e4
LT		 823 /* interlaced */
824 saa_writel(SAA7134_RS_BA1(0),base);
825 saa_writel(SAA7134_RS_BA2(0),base+bpl);
826 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
827 } else {
828 /* non-interlaced */
829 saa_writel(SAA7134_RS_BA1(0),base);
830 saa_writel(SAA7134_RS_BA2(0),base);
831 saa_writel(SAA7134_RS_PITCH(0),bpl);
832 }
833 saa_writel(SAA7134_RS_CONTROL(0),control);
834
9e534f84 835 if (dev->fmt->planar) {
1da177e4 836 /* DMA: setup channel 4+5 (= planar task A) */
9e534f84 837 bpl_uv = bpl >> dev->fmt->hshift;
2ada815f
HV		 838 lines_uv = dev->height >> dev->fmt->vshift;
839 base2 = base + bpl * dev->height;
1da177e4 840 base3 = base2 + bpl_uv * lines_uv;
9e534f84 841 if (dev->fmt->uvswap)
1da177e4 842 tmp = base2, base2 = base3, base3 = tmp;
630983b7 843 video_dbg("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
1da177e4 844 bpl_uv,lines_uv,base2,base3);
2ada815f 845 if (V4L2_FIELD_HAS_BOTH(dev->field)) {
1da177e4
LT		 846 /* interlaced */
847 saa_writel(SAA7134_RS_BA1(4),base2);
848 saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
849 saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
850 saa_writel(SAA7134_RS_BA1(5),base3);
851 saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
852 saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
853 } else {
854 /* non-interlaced */
855 saa_writel(SAA7134_RS_BA1(4),base2);
856 saa_writel(SAA7134_RS_BA2(4),base2);
857 saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
858 saa_writel(SAA7134_RS_BA1(5),base3);
859 saa_writel(SAA7134_RS_BA2(5),base3);
860 saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
861 }
862 saa_writel(SAA7134_RS_CONTROL(4),control);
863 saa_writel(SAA7134_RS_CONTROL(5),control);
864 }
865
866 /* start DMA */
867 saa7134_set_dmabits(dev);
2ada815f 868 mod_timer(&dmaq->timeout, jiffies + BUFFER_TIMEOUT);
1da177e4
LT		 869 return 0;
870}
871
2ada815f 872static int buffer_init(struct vb2_buffer *vb2)
1da177e4 873{
2ada815f
HV		 874 struct saa7134_dmaqueue *dmaq = vb2->vb2_queue->drv_priv;
875 struct saa7134_buf *buf = container_of(vb2, struct saa7134_buf, vb2);
876
877 dmaq->curr = NULL;
878 buf->activate = buffer_activate;
879 return 0;
880}
881
882static int buffer_prepare(struct vb2_buffer *vb2)
883{
884 struct saa7134_dmaqueue *dmaq = vb2->vb2_queue->drv_priv;
a00e6888 885 struct saa7134_dev *dev = dmaq->dev;
2ada815f
HV		 886 struct saa7134_buf *buf = container_of(vb2, struct saa7134_buf, vb2);
887 struct sg_table *dma = vb2_dma_sg_plane_desc(&buf->vb2, 0);
1da177e4 888 unsigned int size;
1da177e4 889
a3f415ab
HV		 890 if (dma->sgl->offset) {
891 pr_err("The buffer is not page-aligned\n");
892 return -EINVAL;
893 }
2ada815f
HV		 894 size = (dev->width * dev->height * dev->fmt->depth) >> 3;
895 if (vb2_plane_size(vb2, 0) < size)
1da177e4 896 return -EINVAL;
2ada815f
HV		 897
898 vb2_set_plane_payload(vb2, 0, size);
899 vb2->v4l2_buf.field = dev->field;
900
2ada815f
HV		 901 return saa7134_pgtable_build(dev->pci, &dmaq->pt, dma->sgl, dma->nents,
902 saa7134_buffer_startpage(buf));
903}
904
2ada815f
HV		 905static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
906 unsigned int *nbuffers, unsigned int *nplanes,
907 unsigned int sizes[], void *alloc_ctxs[])
908{
909 struct saa7134_dmaqueue *dmaq = q->drv_priv;
910 struct saa7134_dev *dev = dmaq->dev;
911 int size = dev->fmt->depth * dev->width * dev->height >> 3;
912
813b9dff
HV		 913 if (dev->width < 48 ||
914 dev->height < 32 ||
915 dev->width/4 > dev->crop_current.width ||
916 dev->height/4 > dev->crop_current.height ||
917 dev->width > dev->crop_bounds.width ||
918 dev->height > dev->crop_bounds.height)
1da177e4 919 return -EINVAL;
1da177e4 920
2ada815f
HV		 921 *nbuffers = saa7134_buffer_count(size, *nbuffers);
922 *nplanes = 1;
923 sizes[0] = size;
0c3a14c1 924 alloc_ctxs[0] = dev->alloc_ctx;
1da177e4 925 return 0;
1da177e4
LT		 926}
927
2ada815f
HV		 928/*
929 * move buffer to hardware queue
930 */
931void saa7134_vb2_buffer_queue(struct vb2_buffer *vb)
1da177e4 932{
2ada815f 933 struct saa7134_dmaqueue *dmaq = vb->vb2_queue->drv_priv;
a00e6888 934 struct saa7134_dev *dev = dmaq->dev;
2ada815f 935 struct saa7134_buf *buf = container_of(vb, struct saa7134_buf, vb2);
1da177e4 936
2ada815f 937 saa7134_buffer_queue(dev, dmaq, buf);
1da177e4 938}
2ada815f 939EXPORT_SYMBOL_GPL(saa7134_vb2_buffer_queue);
1da177e4 940
2ada815f 941int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count)
1da177e4 942{
2ada815f 943 struct saa7134_dmaqueue *dmaq = vq->drv_priv;
a00e6888 944 struct saa7134_dev *dev = dmaq->dev;
1da177e4 945
2ada815f
HV		 946 /*
947 * Planar video capture and TS share the same DMA channel,
948 * so only one can be active at a time.
949 */
950 if (card_is_empress(dev) && vb2_is_busy(&dev->empress_vbq) &&
951 dmaq == &dev->video_q && dev->fmt->planar) {
952 struct saa7134_buf *buf, *tmp;
953
954 list_for_each_entry_safe(buf, tmp, &dmaq->queue, entry) {
955 list_del(&buf->entry);
956 vb2_buffer_done(&buf->vb2, VB2_BUF_STATE_QUEUED);
957 }
958 if (dmaq->curr) {
959 vb2_buffer_done(&dmaq->curr->vb2, VB2_BUF_STATE_QUEUED);
960 dmaq->curr = NULL;
961 }
962 return -EBUSY;
963 }
964
965 /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
966 * configured conservatively, there's 22 usec of buffering for video.
967 * We therefore request a DMA latency of 20 usec, giving us 2 usec of
968 * margin in case the FIFO is configured differently to the datasheet.
969 * Unfortunately, I lack register-level documentation to check the
970 * Linux FIFO setup and confirm the perfect value.
971 */
972 if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) ||
973 (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq)))
974 pm_qos_add_request(&dev->qos_request,
975 PM_QOS_CPU_DMA_LATENCY, 20);
976 dmaq->seq_nr = 0;
977
978 return 0;
1da177e4
LT		 979}
980
2ada815f 981void saa7134_vb2_stop_streaming(struct vb2_queue *vq)
1da177e4 982{
2ada815f
HV		 983 struct saa7134_dmaqueue *dmaq = vq->drv_priv;
984 struct saa7134_dev *dev = dmaq->dev;
985
986 saa7134_stop_streaming(dev, dmaq);
1da177e4 987
2ada815f
HV		 988 if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) ||
989 (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq)))
990 pm_qos_remove_request(&dev->qos_request);
1da177e4
LT		 991}
992
2ada815f
HV		 993static struct vb2_ops vb2_qops = {
994 .queue_setup = queue_setup,
995 .buf_init = buffer_init,
996 .buf_prepare = buffer_prepare,
2ada815f
HV		 997 .buf_queue = saa7134_vb2_buffer_queue,
998 .wait_prepare = vb2_ops_wait_prepare,
999 .wait_finish = vb2_ops_wait_finish,
1000 .start_streaming = saa7134_vb2_start_streaming,
1001 .stop_streaming = saa7134_vb2_stop_streaming,
1da177e4
LT		 1002};
1003
1004/* ------------------------------------------------------------------ */
1005
718bde1a 1006static int saa7134_s_ctrl(struct v4l2_ctrl *ctrl)
531d83a3 1007{
718bde1a 1008 struct saa7134_dev *dev = container_of(ctrl->handler, struct saa7134_dev, ctrl_handler);
1da177e4
LT		 1009 unsigned long flags;
1010 int restart_overlay = 0;
1011
718bde1a 1012 switch (ctrl->id) {
1da177e4 1013 case V4L2_CID_BRIGHTNESS:
718bde1a
HV		 1014 dev->ctl_bright = ctrl->val;
1015 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, ctrl->val);
1da177e4
LT		 1016 break;
1017 case V4L2_CID_HUE:
718bde1a
HV		 1018 dev->ctl_hue = ctrl->val;
1019 saa_writeb(SAA7134_DEC_CHROMA_HUE, ctrl->val);
1da177e4
LT		 1020 break;
1021 case V4L2_CID_CONTRAST:
718bde1a 1022 dev->ctl_contrast = ctrl->val;
1da177e4
LT		 1023 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1024 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1025 break;
1026 case V4L2_CID_SATURATION:
718bde1a 1027 dev->ctl_saturation = ctrl->val;
1da177e4
LT		 1028 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1029 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1030 break;
1031 case V4L2_CID_AUDIO_MUTE:
718bde1a 1032 dev->ctl_mute = ctrl->val;
1da177e4
LT		 1033 saa7134_tvaudio_setmute(dev);
1034 break;
1035 case V4L2_CID_AUDIO_VOLUME:
718bde1a 1036 dev->ctl_volume = ctrl->val;
1da177e4
LT		 1037 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1038 break;
1039 case V4L2_CID_PRIVATE_INVERT:
718bde1a 1040 dev->ctl_invert = ctrl->val;
1da177e4
LT		 1041 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1042 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1043 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1044 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1045 break;
f246a817 1046 case V4L2_CID_HFLIP:
718bde1a 1047 dev->ctl_mirror = ctrl->val;
1da177e4
LT		 1048 restart_overlay = 1;
1049 break;
1050 case V4L2_CID_PRIVATE_Y_EVEN:
718bde1a 1051 dev->ctl_y_even = ctrl->val;
1da177e4
LT		 1052 restart_overlay = 1;
1053 break;
1054 case V4L2_CID_PRIVATE_Y_ODD:
718bde1a 1055 dev->ctl_y_odd = ctrl->val;
1da177e4
LT		 1056 restart_overlay = 1;
1057 break;
1058 case V4L2_CID_PRIVATE_AUTOMUTE:
7f171123
MCC		 1059 {
1060 struct v4l2_priv_tun_config tda9887_cfg;
1061
1062 tda9887_cfg.tuner = TUNER_TDA9887;
1063 tda9887_cfg.priv = &dev->tda9887_conf;
1064
718bde1a 1065 dev->ctl_automute = ctrl->val;
1da177e4
LT		 1066 if (dev->tda9887_conf) {
1067 if (dev->ctl_automute)
1068 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1069 else
1070 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
7f171123 1071
fac6986c 1072 saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1da177e4
LT		 1073 }
1074 break;
7f171123 1075 }
1da177e4 1076 default:
718bde1a 1077 return -EINVAL;
1da177e4 1078 }
2ada815f 1079 if (restart_overlay && dev->overlay_owner) {
718bde1a
HV		 1080 spin_lock_irqsave(&dev->slock, flags);
1081 stop_preview(dev);
1082 start_preview(dev);
1083 spin_unlock_irqrestore(&dev->slock, flags);
1da177e4 1084 }
718bde1a 1085 return 0;
531d83a3 1086}
1da177e4
LT		 1087
1088/* ------------------------------------------------------------------ */
1089
bec43661 1090static int video_open(struct file *file)
1da177e4 1091{
63b0d5ad
LP		 1092 struct video_device *vdev = video_devdata(file);
1093 struct saa7134_dev *dev = video_drvdata(file);
2ada815f 1094 int ret = v4l2_fh_open(file);
1da177e4 1095
2ada815f
HV		 1096 if (ret < 0)
1097 return ret;
1da177e4 1098
2ada815f 1099 mutex_lock(&dev->lock);
8fcd4769 1100 if (vdev->vfl_type == VFL_TYPE_RADIO) {
1da177e4 1101 /* switch to radio mode */
e72936d2 1102 saa7134_tvaudio_setinput(dev, &card(dev).radio);
fac6986c 1103 saa_call_all(dev, tuner, s_radio);
1da177e4
LT		 1104 } else {
1105 /* switch to video/vbi mode */
e72936d2 1106 video_mux(dev, dev->ctl_input);
1da177e4 1107 }
2ada815f 1108 mutex_unlock(&dev->lock);
3bbaa3a6 1109
330a115a 1110 return 0;
1da177e4
LT		 1111}
1112
bec43661 1113static int video_release(struct file *file)
1da177e4 1114{
8fcd4769 1115 struct video_device *vdev = video_devdata(file);
b9f63b25 1116 struct saa7134_dev *dev = video_drvdata(file);
2ada815f 1117 struct v4l2_fh *fh = file->private_data;
b9218f2f 1118 struct saa6588_command cmd;
1da177e4
LT		 1119 unsigned long flags;
1120
2ada815f 1121 mutex_lock(&dev->lock);
a1dca1e3
SS		 1122 saa7134_tvaudio_close(dev);
1123
1da177e4 1124 /* turn off overlay */
2ada815f 1125 if (fh == dev->overlay_owner) {
1da177e4 1126 spin_lock_irqsave(&dev->slock,flags);
718bde1a 1127 stop_preview(dev);
1da177e4 1128 spin_unlock_irqrestore(&dev->slock,flags);
2ada815f 1129 dev->overlay_owner = NULL;
1da177e4
LT		 1130 }
1131
2ada815f
HV		 1132 if (vdev->vfl_type == VFL_TYPE_RADIO)
1133 v4l2_fh_release(file);
1134 else
1135 _vb2_fop_release(file, NULL);
1da177e4 1136
330a115a
MCC		 1137 /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1138 saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1139 saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1140 saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1141 saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1142
622b828a 1143 saa_call_all(dev, core, s_power, 0);
8fcd4769 1144 if (vdev->vfl_type == VFL_TYPE_RADIO)
b9218f2f 1145 saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
2ada815f 1146 mutex_unlock(&dev->lock);
330a115a 1147
1da177e4
LT		 1148 return 0;
1149}
1150
2983baf8
HV		 1151static ssize_t radio_read(struct file *file, char __user *data,
1152 size_t count, loff_t *ppos)
1153{
b9f63b25 1154 struct saa7134_dev *dev = video_drvdata(file);
b9218f2f 1155 struct saa6588_command cmd;
2983baf8
HV		 1156
1157 cmd.block_count = count/3;
09092787 1158 cmd.nonblocking = file->f_flags & O_NONBLOCK;
2983baf8
HV		 1159 cmd.buffer = data;
1160 cmd.instance = file;
1161 cmd.result = -ENODEV;
1162
2ada815f 1163 mutex_lock(&dev->lock);
b9218f2f 1164 saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
2ada815f 1165 mutex_unlock(&dev->lock);
2983baf8
HV		 1166
1167 return cmd.result;
1168}
1169
1170static unsigned int radio_poll(struct file *file, poll_table *wait)
1171{
b9f63b25 1172 struct saa7134_dev *dev = video_drvdata(file);
b9218f2f 1173 struct saa6588_command cmd;
a2004502 1174 unsigned int rc = v4l2_ctrl_poll(file, wait);
2983baf8
HV		 1175
1176 cmd.instance = file;
1177 cmd.event_list = wait;
a2004502 1178 cmd.result = 0;
2ada815f 1179 mutex_lock(&dev->lock);
b9218f2f 1180 saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
2ada815f 1181 mutex_unlock(&dev->lock);
2983baf8 1182
a2004502 1183 return rc | cmd.result;
2983baf8
HV		 1184}
1185
1da177e4
LT		 1186/* ------------------------------------------------------------------ */
1187
78b526a4 1188static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
8c85454a 1189 struct v4l2_format *f)
1da177e4 1190{
b9f63b25 1191 struct saa7134_dev *dev = video_drvdata(file);
1da177e4
LT		 1192 struct saa7134_tvnorm *norm = dev->tvnorm;
1193
d047795c 1194 memset(&f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1da177e4
LT		 1195 f->fmt.vbi.sampling_rate = 6750000 * 4;
1196 f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1197 f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1198 f->fmt.vbi.offset = 64 * 4;
f246a817
MS		 1199 f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1200 f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1201 f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1da177e4
LT		 1202 f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1203 f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1204
8c85454a 1205 return 0;
1da177e4
LT		 1206}
1207
78b526a4 1208static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1209 struct v4l2_format *f)
1da177e4 1210{
b9f63b25 1211 struct saa7134_dev *dev = video_drvdata(file);
8f61ae2f 1212
813b9dff
HV		 1213 f->fmt.pix.width = dev->width;
1214 f->fmt.pix.height = dev->height;
2ada815f 1215 f->fmt.pix.field = dev->field;
813b9dff 1216 f->fmt.pix.pixelformat = dev->fmt->fourcc;
8c85454a 1217 f->fmt.pix.bytesperline =
813b9dff 1218 (f->fmt.pix.width * dev->fmt->depth) >> 3;
8c85454a
MCC		 1219 f->fmt.pix.sizeimage =
1220 f->fmt.pix.height * f->fmt.pix.bytesperline;
3a0a5a78 1221 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
8c85454a
MCC		 1222 return 0;
1223}
1224
78b526a4 1225static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1226 struct v4l2_format *f)
1227{
b9f63b25 1228 struct saa7134_dev *dev = video_drvdata(file);
12d866ec 1229 struct v4l2_clip __user *clips = f->fmt.win.clips;
3a0a5a78
HV		 1230 u32 clipcount = f->fmt.win.clipcount;
1231 int err = 0;
1232 int i;
8c85454a
MCC		 1233
1234 if (saa7134_no_overlay > 0) {
83582009 1235 pr_err("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1da177e4
LT		 1236 return -EINVAL;
1237 }
b12262f9 1238 f->fmt.win = dev->win;
3a0a5a78
HV		 1239 f->fmt.win.clips = clips;
1240 if (clips == NULL)
1241 clipcount = 0;
1242 if (dev->nclips < clipcount)
1243 clipcount = dev->nclips;
1244 f->fmt.win.clipcount = clipcount;
1245
1246 for (i = 0; !err && i < clipcount; i++) {
1247 if (copy_to_user(&f->fmt.win.clips[i].c, &dev->clips[i].c,
1248 sizeof(struct v4l2_rect)))
1249 err = -EFAULT;
1250 }
8c85454a 1251
3a0a5a78 1252 return err;
1da177e4
LT		 1253}
1254
78b526a4 1255static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1256 struct v4l2_format *f)
1da177e4 1257{
b9f63b25 1258 struct saa7134_dev *dev = video_drvdata(file);
8c85454a
MCC		 1259 struct saa7134_format *fmt;
1260 enum v4l2_field field;
1261 unsigned int maxw, maxh;
1da177e4 1262
8c85454a
MCC		 1263 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1264 if (NULL == fmt)
1265 return -EINVAL;
1da177e4 1266
8c85454a
MCC		 1267 field = f->fmt.pix.field;
1268 maxw = min(dev->crop_current.width*4, dev->crop_bounds.width);
1269 maxh = min(dev->crop_current.height*4, dev->crop_bounds.height);
1da177e4 1270
8c85454a
MCC		 1271 if (V4L2_FIELD_ANY == field) {
1272 field = (f->fmt.pix.height > maxh/2)
1273 ? V4L2_FIELD_INTERLACED
1274 : V4L2_FIELD_BOTTOM;
1275 }
1276 switch (field) {
1277 case V4L2_FIELD_TOP:
1278 case V4L2_FIELD_BOTTOM:
1279 maxh = maxh / 2;
1280 break;
8c85454a 1281 default:
3a0a5a78
HV		 1282 field = V4L2_FIELD_INTERLACED;
1283 break;
8c85454a 1284 }
1da177e4 1285
8c85454a 1286 f->fmt.pix.field = field;
0a062033
HRK		 1287 if (f->fmt.pix.width < 48)
1288 f->fmt.pix.width = 48;
1289 if (f->fmt.pix.height < 32)
1290 f->fmt.pix.height = 32;
1291 if (f->fmt.pix.width > maxw)
1292 f->fmt.pix.width = maxw;
1293 if (f->fmt.pix.height > maxh)
1294 f->fmt.pix.height = maxh;
1295 f->fmt.pix.width &= ~0x03;
8c85454a
MCC		 1296 f->fmt.pix.bytesperline =
1297 (f->fmt.pix.width * fmt->depth) >> 3;
1298 f->fmt.pix.sizeimage =
1299 f->fmt.pix.height * f->fmt.pix.bytesperline;
3a0a5a78 1300 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
1da177e4 1301
8c85454a
MCC		 1302 return 0;
1303}
1da177e4 1304
78b526a4 1305static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1306 struct v4l2_format *f)
1307{
b9f63b25 1308 struct saa7134_dev *dev = video_drvdata(file);
8c85454a
MCC		 1309
1310 if (saa7134_no_overlay > 0) {
83582009 1311 pr_err("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1da177e4
LT		 1312 return -EINVAL;
1313 }
8c85454a 1314
3a0a5a78
HV		 1315 if (f->fmt.win.clips == NULL)
1316 f->fmt.win.clipcount = 0;
1317 return verify_preview(dev, &f->fmt.win, true);
1da177e4
LT		 1318}
1319
78b526a4 1320static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
8f61ae2f 1321 struct v4l2_format *f)
8c85454a 1322{
b9f63b25 1323 struct saa7134_dev *dev = video_drvdata(file);
8c85454a
MCC		 1324 int err;
1325
78b526a4 1326 err = saa7134_try_fmt_vid_cap(file, priv, f);
8c85454a
MCC		 1327 if (0 != err)
1328 return err;
1329
e72936d2
HV		 1330 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1331 dev->width = f->fmt.pix.width;
1332 dev->height = f->fmt.pix.height;
2ada815f 1333 dev->field = f->fmt.pix.field;
8c85454a
MCC		 1334 return 0;
1335}
1336
78b526a4 1337static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
8c85454a 1338 struct v4l2_format *f)
1da177e4 1339{
b9f63b25 1340 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1341 int err;
a8b1ecf3 1342 unsigned long flags;
1da177e4 1343
8c85454a 1344 if (saa7134_no_overlay > 0) {
83582009 1345 pr_err("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
8c85454a
MCC		 1346 return -EINVAL;
1347 }
3a0a5a78
HV		 1348 if (f->fmt.win.clips == NULL)
1349 f->fmt.win.clipcount = 0;
1350 err = verify_preview(dev, &f->fmt.win, true);
8c85454a
MCC		 1351 if (0 != err)
1352 return err;
1da177e4 1353
b12262f9
HV		 1354 dev->win = f->fmt.win;
1355 dev->nclips = f->fmt.win.clipcount;
8c85454a 1356
b12262f9 1357 if (copy_from_user(dev->clips, f->fmt.win.clips,
2ada815f 1358 sizeof(struct v4l2_clip) * dev->nclips))
8c85454a 1359 return -EFAULT;
8c85454a 1360
2ada815f 1361 if (priv == dev->overlay_owner) {
8c85454a 1362 spin_lock_irqsave(&dev->slock, flags);
718bde1a
HV		 1363 stop_preview(dev);
1364 start_preview(dev);
8c85454a
MCC		 1365 spin_unlock_irqrestore(&dev->slock, flags);
1366 }
1367
8c85454a 1368 return 0;
1da177e4
LT		 1369}
1370
b93a18d5 1371int saa7134_enum_input(struct file *file, void *priv, struct v4l2_input *i)
1da177e4 1372{
b93a18d5 1373 struct saa7134_dev *dev = video_drvdata(file);
8f61ae2f 1374 unsigned int n;
1da177e4 1375
8f61ae2f
DSL		 1376 n = i->index;
1377 if (n >= SAA7134_INPUT_MAX)
1378 return -EINVAL;
1379 if (NULL == card_in(dev, i->index).name)
1380 return -EINVAL;
8f61ae2f
DSL		 1381 i->index = n;
1382 i->type = V4L2_INPUT_TYPE_CAMERA;
1383 strcpy(i->name, card_in(dev, n).name);
1384 if (card_in(dev, n).tv)
1385 i->type = V4L2_INPUT_TYPE_TUNER;
8f61ae2f
DSL		 1386 if (n == dev->ctl_input) {
1387 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1388 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1389
1390 if (0 != (v1 & 0x40))
1391 i->status |= V4L2_IN_ST_NO_H_LOCK;
1392 if (0 != (v2 & 0x40))
95075dd0 1393 i->status |= V4L2_IN_ST_NO_SIGNAL;
8f61ae2f
DSL		 1394 if (0 != (v2 & 0x0e))
1395 i->status |= V4L2_IN_ST_MACROVISION;
1396 }
8c85454a 1397 i->std = SAA7134_NORMS;
8f61ae2f
DSL		 1398 return 0;
1399}
b93a18d5 1400EXPORT_SYMBOL_GPL(saa7134_enum_input);
1da177e4 1401
b93a18d5 1402int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
90bdc145 1403{
b93a18d5 1404 struct saa7134_dev *dev = video_drvdata(file);
90bdc145
MCC		 1405
1406 *i = dev->ctl_input;
1407 return 0;
1408}
b93a18d5 1409EXPORT_SYMBOL_GPL(saa7134_g_input);
90bdc145 1410
b93a18d5 1411int saa7134_s_input(struct file *file, void *priv, unsigned int i)
90bdc145 1412{
b93a18d5 1413 struct saa7134_dev *dev = video_drvdata(file);
90bdc145 1414
de81c3c3 1415 if (i >= SAA7134_INPUT_MAX)
90bdc145
MCC		 1416 return -EINVAL;
1417 if (NULL == card_in(dev, i).name)
1418 return -EINVAL;
90bdc145 1419 video_mux(dev, i);
90bdc145
MCC		 1420 return 0;
1421}
b93a18d5 1422EXPORT_SYMBOL_GPL(saa7134_s_input);
90bdc145 1423
b93a18d5 1424int saa7134_querycap(struct file *file, void *priv,
8f61ae2f
DSL		 1425 struct v4l2_capability *cap)
1426{
b93a18d5 1427 struct saa7134_dev *dev = video_drvdata(file);
c3b3e0c5
OZ		 1428 struct video_device *vdev = video_devdata(file);
1429 u32 radio_caps, video_caps, vbi_caps;
1da177e4 1430
8f61ae2f
DSL		 1431 unsigned int tuner_type = dev->tuner_type;
1432
8f61ae2f
DSL		 1433 strcpy(cap->driver, "saa7134");
1434 strlcpy(cap->card, saa7134_boards[dev->board].name,
1435 sizeof(cap->card));
1436 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
c3b3e0c5
OZ		 1437
1438 cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1439 if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
1440 cap->device_caps |= V4L2_CAP_TUNER;
1441
1442 radio_caps = V4L2_CAP_RADIO;
f101a2a7 1443 if (dev->has_rds)
c3b3e0c5
OZ		 1444 radio_caps |= V4L2_CAP_RDS_CAPTURE;
1445
1446 video_caps = V4L2_CAP_VIDEO_CAPTURE;
2ada815f 1447 if (saa7134_no_overlay <= 0 && !is_empress(file))
c3b3e0c5
OZ		 1448 video_caps |= V4L2_CAP_VIDEO_OVERLAY;
1449
1450 vbi_caps = V4L2_CAP_VBI_CAPTURE;
1451
1452 switch (vdev->vfl_type) {
1453 case VFL_TYPE_RADIO:
1454 cap->device_caps |= radio_caps;
1455 break;
1456 case VFL_TYPE_GRABBER:
1457 cap->device_caps |= video_caps;
1458 break;
1459 case VFL_TYPE_VBI:
1460 cap->device_caps |= vbi_caps;
1461 break;
1462 }
1463 cap->capabilities = radio_caps | video_caps | vbi_caps |
1464 cap->device_caps | V4L2_CAP_DEVICE_CAPS;
1465 if (vdev->vfl_type == VFL_TYPE_RADIO) {
1466 cap->device_caps &= ~V4L2_CAP_STREAMING;
1467 if (!dev->has_rds)
1468 cap->device_caps &= ~V4L2_CAP_READWRITE;
1469 }
8f61ae2f 1470
473d8024 1471 return 0;
8f61ae2f 1472}
b93a18d5 1473EXPORT_SYMBOL_GPL(saa7134_querycap);
bb881f14 1474
b93a18d5 1475int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id)
8f61ae2f 1476{
b93a18d5 1477 struct saa7134_dev *dev = video_drvdata(file);
2ada815f 1478 struct v4l2_fh *fh = priv;
8f61ae2f
DSL		 1479 unsigned long flags;
1480 unsigned int i;
1481 v4l2_std_id fixup;
8c85454a 1482
2ada815f 1483 if (is_empress(file) && dev->overlay_owner) {
9afb7377
HV		 1484 /* Don't change the std from the mpeg device
1485 if overlay is active. */
1486 return -EBUSY;
1487 }
bb881f14 1488
8f61ae2f 1489 for (i = 0; i < TVNORMS; i++)
314527ac 1490 if (id == tvnorms[i].id)
8f61ae2f 1491 break;
8c85454a 1492
8f61ae2f
DSL		 1493 if (i == TVNORMS)
1494 for (i = 0; i < TVNORMS; i++)
314527ac 1495 if (id & tvnorms[i].id)
8f61ae2f
DSL		 1496 break;
1497 if (i == TVNORMS)
1498 return -EINVAL;
8c85454a 1499
314527ac 1500 if ((id & V4L2_STD_SECAM) && (secam[0] != '-')) {
8f61ae2f
DSL		 1501 if (secam[0] == 'L' || secam[0] == 'l') {
1502 if (secam[1] == 'C' || secam[1] == 'c')
1503 fixup = V4L2_STD_SECAM_LC;
1504 else
1505 fixup = V4L2_STD_SECAM_L;
1506 } else {
1507 if (secam[0] == 'D' || secam[0] == 'd')
1508 fixup = V4L2_STD_SECAM_DK;
1509 else
1510 fixup = V4L2_STD_SECAM;
1511 }
06e6588e 1512 for (i = 0; i < TVNORMS; i++) {
8f61ae2f
DSL		 1513 if (fixup == tvnorms[i].id)
1514 break;
06e6588e
DC		 1515 }
1516 if (i == TVNORMS)
1517 return -EINVAL;
1da177e4 1518 }
8c85454a 1519
314527ac 1520 id = tvnorms[i].id;
8c85454a 1521
2ada815f 1522 if (!is_empress(file) && fh == dev->overlay_owner) {
8f61ae2f 1523 spin_lock_irqsave(&dev->slock, flags);
718bde1a 1524 stop_preview(dev);
8f61ae2f
DSL		 1525 spin_unlock_irqrestore(&dev->slock, flags);
1526
1527 set_tvnorm(dev, &tvnorms[i]);
1528
1529 spin_lock_irqsave(&dev->slock, flags);
718bde1a 1530 start_preview(dev);
8f61ae2f
DSL		 1531 spin_unlock_irqrestore(&dev->slock, flags);
1532 } else
1533 set_tvnorm(dev, &tvnorms[i]);
8c85454a 1534
8f61ae2f 1535 saa7134_tvaudio_do_scan(dev);
8f61ae2f
DSL		 1536 return 0;
1537}
b93a18d5 1538EXPORT_SYMBOL_GPL(saa7134_s_std);
9afb7377 1539
b93a18d5 1540int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
9afb7377 1541{
b93a18d5 1542 struct saa7134_dev *dev = video_drvdata(file);
9afb7377
HV		 1543
1544 *id = dev->tvnorm->id;
1545 return 0;
1546}
b93a18d5 1547EXPORT_SYMBOL_GPL(saa7134_g_std);
1da177e4 1548
707b7f80
MD		 1549static v4l2_std_id saa7134_read_std(struct saa7134_dev *dev)
1550{
1551 static v4l2_std_id stds[] = {
1552 V4L2_STD_UNKNOWN,
1553 V4L2_STD_NTSC,
1554 V4L2_STD_PAL,
1555 V4L2_STD_SECAM };
1556
1557 v4l2_std_id result = 0;
1558
1559 u8 st1 = saa_readb(SAA7134_STATUS_VIDEO1);
1560 u8 st2 = saa_readb(SAA7134_STATUS_VIDEO2);
1561
1562 if (!(st2 & 0x1)) /* RDCAP == 0 */
1563 result = V4L2_STD_UNKNOWN;
1564 else
1565 result = stds[st1 & 0x03];
1566
1567 return result;
1568}
1569
1570int saa7134_querystd(struct file *file, void *priv, v4l2_std_id *std)
1571{
1572 struct saa7134_dev *dev = video_drvdata(file);
1573 *std &= saa7134_read_std(dev);
1574 return 0;
1575}
1576EXPORT_SYMBOL_GPL(saa7134_querystd);
1577
bfb12e38 1578static int saa7134_cropcap(struct file *file, void *priv,
8f61ae2f
DSL		 1579 struct v4l2_cropcap *cap)
1580{
b9f63b25 1581 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1582
8f61ae2f
DSL		 1583 if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1584 cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1585 return -EINVAL;
1586 cap->bounds = dev->crop_bounds;
1587 cap->defrect = dev->crop_defrect;
1588 cap->pixelaspect.numerator = 1;
1589 cap->pixelaspect.denominator = 1;
1590 if (dev->tvnorm->id & V4L2_STD_525_60) {
1591 cap->pixelaspect.numerator = 11;
1592 cap->pixelaspect.denominator = 10;
1593 }
1594 if (dev->tvnorm->id & V4L2_STD_625_50) {
1595 cap->pixelaspect.numerator = 54;
1596 cap->pixelaspect.denominator = 59;
1da177e4 1597 }
8f61ae2f
DSL		 1598 return 0;
1599}
1da177e4 1600
bfb12e38 1601static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
90bdc145 1602{
b9f63b25 1603 struct saa7134_dev *dev = video_drvdata(file);
90bdc145
MCC		 1604
1605 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1606 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1607 return -EINVAL;
1608 crop->c = dev->crop_current;
1609 return 0;
1610}
1611
4f996594 1612static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
90bdc145 1613{
b9f63b25 1614 struct saa7134_dev *dev = video_drvdata(file);
90bdc145 1615 struct v4l2_rect *b = &dev->crop_bounds;
4f996594 1616 struct v4l2_rect *c = &dev->crop_current;
90bdc145
MCC		 1617
1618 if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1619 crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1620 return -EINVAL;
90bdc145 1621
2ada815f 1622 if (dev->overlay_owner)
90bdc145 1623 return -EBUSY;
2ada815f 1624 if (vb2_is_streaming(&dev->video_vbq))
90bdc145
MCC		 1625 return -EBUSY;
1626
4f996594
HV		 1627 *c = crop->c;
1628 if (c->top < b->top)
1629 c->top = b->top;
1630 if (c->top > b->top + b->height)
1631 c->top = b->top + b->height;
1632 if (c->height > b->top - c->top + b->height)
1633 c->height = b->top - c->top + b->height;
1634
1635 if (c->left < b->left)
1636 c->left = b->left;
1637 if (c->left > b->left + b->width)
1638 c->left = b->left + b->width;
1639 if (c->width > b->left - c->left + b->width)
1640 c->width = b->left - c->left + b->width;
90bdc145
MCC		 1641 return 0;
1642}
1643
b93a18d5 1644int saa7134_g_tuner(struct file *file, void *priv,
8f61ae2f
DSL		 1645 struct v4l2_tuner *t)
1646{
b93a18d5 1647 struct saa7134_dev *dev = video_drvdata(file);
8f61ae2f 1648 int n;
1da177e4 1649
8f61ae2f
DSL		 1650 if (0 != t->index)
1651 return -EINVAL;
1652 memset(t, 0, sizeof(*t));
06e6588e 1653 for (n = 0; n < SAA7134_INPUT_MAX; n++) {
8f61ae2f
DSL		 1654 if (card_in(dev, n).tv)
1655 break;
06e6588e
DC		 1656 }
1657 if (n == SAA7134_INPUT_MAX)
1658 return -EINVAL;
8f61ae2f
DSL		 1659 if (NULL != card_in(dev, n).name) {
1660 strcpy(t->name, "Television");
1661 t->type = V4L2_TUNER_ANALOG_TV;
ce5bdd52 1662 saa_call_all(dev, tuner, g_tuner, t);
8f61ae2f
DSL		 1663 t->capability = V4L2_TUNER_CAP_NORM |
1664 V4L2_TUNER_CAP_STEREO |
1665 V4L2_TUNER_CAP_LANG1 |
1666 V4L2_TUNER_CAP_LANG2;
8f61ae2f
DSL		 1667 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1668 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1669 }
1670 if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1671 t->signal = 0xffff;
1672 return 0;
1673}
b93a18d5 1674EXPORT_SYMBOL_GPL(saa7134_g_tuner);
b4aeb8b8 1675
b93a18d5 1676int saa7134_s_tuner(struct file *file, void *priv,
2f73c7c5 1677 const struct v4l2_tuner *t)
8f61ae2f 1678{
b93a18d5 1679 struct saa7134_dev *dev = video_drvdata(file);
3bbaa3a6 1680 int rx, mode;
b4aeb8b8 1681
ce5bdd52
OZ		 1682 if (0 != t->index)
1683 return -EINVAL;
1684
8f61ae2f
DSL		 1685 mode = dev->thread.mode;
1686 if (UNSET == mode) {
1687 rx = saa7134_tvaudio_getstereo(dev);
e92ba283 1688 mode = saa7134_tvaudio_rx2mode(rx);
1da177e4 1689 }
8f61ae2f
DSL		 1690 if (mode != t->audmode)
1691 dev->thread.mode = t->audmode;
8c85454a 1692
8f61ae2f
DSL		 1693 return 0;
1694}
b93a18d5 1695EXPORT_SYMBOL_GPL(saa7134_s_tuner);
1da177e4 1696
b93a18d5 1697int saa7134_g_frequency(struct file *file, void *priv,
8f61ae2f
DSL		 1698 struct v4l2_frequency *f)
1699{
b93a18d5 1700 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1701
0a5ea88b
OZ		 1702 if (0 != f->tuner)
1703 return -EINVAL;
1704
0a5ea88b 1705 saa_call_all(dev, tuner, g_frequency, f);
8c85454a 1706
8f61ae2f
DSL		 1707 return 0;
1708}
b93a18d5 1709EXPORT_SYMBOL_GPL(saa7134_g_frequency);
1da177e4 1710
b93a18d5 1711int saa7134_s_frequency(struct file *file, void *priv,
b530a447 1712 const struct v4l2_frequency *f)
8f61ae2f 1713{
b93a18d5 1714 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1715
8f61ae2f
DSL		 1716 if (0 != f->tuner)
1717 return -EINVAL;
1da177e4 1718
fac6986c 1719 saa_call_all(dev, tuner, s_frequency, f);
1da177e4 1720
8f61ae2f 1721 saa7134_tvaudio_do_scan(dev);
8f61ae2f
DSL		 1722 return 0;
1723}
b93a18d5 1724EXPORT_SYMBOL_GPL(saa7134_s_frequency);
1da177e4 1725
78b526a4 1726static int saa7134_enum_fmt_vid_cap(struct file *file, void *priv,
90bdc145 1727 struct v4l2_fmtdesc *f)
8f61ae2f 1728{
8c85454a
MCC		 1729 if (f->index >= FORMATS)
1730 return -EINVAL;
1da177e4 1731
8c85454a
MCC		 1732 strlcpy(f->description, formats[f->index].name,
1733 sizeof(f->description));
1da177e4 1734
8c85454a 1735 f->pixelformat = formats[f->index].fourcc;
1da177e4 1736
8c85454a
MCC		 1737 return 0;
1738}
1739
78b526a4 1740static int saa7134_enum_fmt_vid_overlay(struct file *file, void *priv,
8c85454a
MCC		 1741 struct v4l2_fmtdesc *f)
1742{
1743 if (saa7134_no_overlay > 0) {
83582009 1744 pr_err("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
90bdc145
MCC		 1745 return -EINVAL;
1746 }
8c85454a
MCC		 1747
1748 if ((f->index >= FORMATS) || formats[f->index].planar)
1749 return -EINVAL;
1750
1751 strlcpy(f->description, formats[f->index].name,
1752 sizeof(f->description));
1753
1754 f->pixelformat = formats[f->index].fourcc;
1755
1756 return 0;
1757}
1758
bfb12e38 1759static int saa7134_g_fbuf(struct file *file, void *f,
8f61ae2f
DSL		 1760 struct v4l2_framebuffer *fb)
1761{
b9f63b25 1762 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1763
8f61ae2f
DSL		 1764 *fb = dev->ovbuf;
1765 fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
ecb73774 1766
8f61ae2f
DSL		 1767 return 0;
1768}
1da177e4 1769
bfb12e38 1770static int saa7134_s_fbuf(struct file *file, void *f,
e6eb28c2 1771 const struct v4l2_framebuffer *fb)
8f61ae2f 1772{
b9f63b25 1773 struct saa7134_dev *dev = video_drvdata(file);
8f61ae2f
DSL		 1774 struct saa7134_format *fmt;
1775
1776 if (!capable(CAP_SYS_ADMIN) &&
1777 !capable(CAP_SYS_RAWIO))
1778 return -EPERM;
1da177e4 1779
8f61ae2f
DSL		 1780 /* check args */
1781 fmt = format_by_fourcc(fb->fmt.pixelformat);
1782 if (NULL == fmt)
1783 return -EINVAL;
1da177e4 1784
8f61ae2f
DSL		 1785 /* ok, accept it */
1786 dev->ovbuf = *fb;
1787 dev->ovfmt = fmt;
1788 if (0 == dev->ovbuf.fmt.bytesperline)
1789 dev->ovbuf.fmt.bytesperline =
1790 dev->ovbuf.fmt.width*fmt->depth/8;
1791 return 0;
1792}
1da177e4 1793
b9f63b25 1794static int saa7134_overlay(struct file *file, void *priv, unsigned int on)
8f61ae2f 1795{
b9f63b25 1796 struct saa7134_dev *dev = video_drvdata(file);
8f61ae2f
DSL		 1797 unsigned long flags;
1798
1799 if (on) {
1800 if (saa7134_no_overlay > 0) {
630983b7 1801 video_dbg("no_overlay\n");
8f61ae2f
DSL		 1802 return -EINVAL;
1803 }
1da177e4 1804
2ada815f 1805 if (dev->overlay_owner && priv != dev->overlay_owner)
1da177e4 1806 return -EBUSY;
2ada815f 1807 dev->overlay_owner = priv;
8f61ae2f 1808 spin_lock_irqsave(&dev->slock, flags);
718bde1a 1809 start_preview(dev);
8f61ae2f 1810 spin_unlock_irqrestore(&dev->slock, flags);
1da177e4 1811 }
8f61ae2f 1812 if (!on) {
2ada815f 1813 if (priv != dev->overlay_owner)
8f61ae2f
DSL		 1814 return -EINVAL;
1815 spin_lock_irqsave(&dev->slock, flags);
718bde1a 1816 stop_preview(dev);
8f61ae2f 1817 spin_unlock_irqrestore(&dev->slock, flags);
2ada815f 1818 dev->overlay_owner = NULL;
1da177e4 1819 }
8f61ae2f
DSL		 1820 return 0;
1821}
1822
c121ba1f
MCC		 1823#ifdef CONFIG_VIDEO_ADV_DEBUG
1824static int vidioc_g_register (struct file *file, void *priv,
aecde8b5 1825 struct v4l2_dbg_register *reg)
c121ba1f 1826{
b9f63b25 1827 struct saa7134_dev *dev = video_drvdata(file);
c121ba1f 1828
b8300702 1829 reg->val = saa_readb(reg->reg & 0xffffff);
aecde8b5 1830 reg->size = 1;
c121ba1f
MCC		 1831 return 0;
1832}
1833
1834static int vidioc_s_register (struct file *file, void *priv,
977ba3b1 1835 const struct v4l2_dbg_register *reg)
c121ba1f 1836{
b9f63b25 1837 struct saa7134_dev *dev = video_drvdata(file);
c121ba1f 1838
b8300702 1839 saa_writeb(reg->reg & 0xffffff, reg->val);
c121ba1f
MCC		 1840 return 0;
1841}
1842#endif
1843
8f61ae2f
DSL		 1844static int radio_g_tuner(struct file *file, void *priv,
1845 struct v4l2_tuner *t)
1846{
b9f63b25 1847 struct saa7134_dev *dev = video_drvdata(file);
1da177e4 1848
8f61ae2f
DSL		 1849 if (0 != t->index)
1850 return -EINVAL;
1da177e4 1851
8f61ae2f 1852 strcpy(t->name, "Radio");
8f61ae2f 1853
fac6986c 1854 saa_call_all(dev, tuner, g_tuner, t);
82456708 1855 t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
8f61ae2f
DSL		 1856 if (dev->input->amux == TV) {
1857 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
1858 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
1859 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
ac19ecc6 1860 }
8f61ae2f
DSL		 1861 return 0;
1862}
1863static int radio_s_tuner(struct file *file, void *priv,
2f73c7c5 1864 const struct v4l2_tuner *t)
8f61ae2f 1865{
b9f63b25 1866 struct saa7134_dev *dev = video_drvdata(file);
ac19ecc6 1867
8f61ae2f
DSL		 1868 if (0 != t->index)
1869 return -EINVAL;
1870
fac6986c 1871 saa_call_all(dev, tuner, s_tuner, t);
8f61ae2f
DSL		 1872 return 0;
1873}
ac19ecc6 1874
bec43661 1875static const struct v4l2_file_operations video_fops =
1da177e4
LT		 1876{
1877 .owner = THIS_MODULE,
1878 .open = video_open,
1879 .release = video_release,
2ada815f
HV		 1880 .read = vb2_fop_read,
1881 .poll = vb2_fop_poll,
1882 .mmap = vb2_fop_mmap,
1883 .unlocked_ioctl = video_ioctl2,
1da177e4
LT		 1884};
1885
a399810c 1886static const struct v4l2_ioctl_ops video_ioctl_ops = {
bfb12e38 1887 .vidioc_querycap = saa7134_querycap,
78b526a4
HV		 1888 .vidioc_enum_fmt_vid_cap = saa7134_enum_fmt_vid_cap,
1889 .vidioc_g_fmt_vid_cap = saa7134_g_fmt_vid_cap,
1890 .vidioc_try_fmt_vid_cap = saa7134_try_fmt_vid_cap,
1891 .vidioc_s_fmt_vid_cap = saa7134_s_fmt_vid_cap,
1892 .vidioc_enum_fmt_vid_overlay = saa7134_enum_fmt_vid_overlay,
1893 .vidioc_g_fmt_vid_overlay = saa7134_g_fmt_vid_overlay,
1894 .vidioc_try_fmt_vid_overlay = saa7134_try_fmt_vid_overlay,
1895 .vidioc_s_fmt_vid_overlay = saa7134_s_fmt_vid_overlay,
78b526a4
HV		 1896 .vidioc_g_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
1897 .vidioc_try_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
1898 .vidioc_s_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
bfb12e38 1899 .vidioc_cropcap = saa7134_cropcap,
2ada815f
HV		 1900 .vidioc_reqbufs = vb2_ioctl_reqbufs,
1901 .vidioc_querybuf = vb2_ioctl_querybuf,
1902 .vidioc_qbuf = vb2_ioctl_qbuf,
1903 .vidioc_dqbuf = vb2_ioctl_dqbuf,
bfb12e38 1904 .vidioc_s_std = saa7134_s_std,
9afb7377 1905 .vidioc_g_std = saa7134_g_std,
707b7f80 1906 .vidioc_querystd = saa7134_querystd,
bfb12e38
MCC		 1907 .vidioc_enum_input = saa7134_enum_input,
1908 .vidioc_g_input = saa7134_g_input,
1909 .vidioc_s_input = saa7134_s_input,
2ada815f
HV		 1910 .vidioc_streamon = vb2_ioctl_streamon,
1911 .vidioc_streamoff = vb2_ioctl_streamoff,
bfb12e38
MCC		 1912 .vidioc_g_tuner = saa7134_g_tuner,
1913 .vidioc_s_tuner = saa7134_s_tuner,
bfb12e38
MCC		 1914 .vidioc_g_crop = saa7134_g_crop,
1915 .vidioc_s_crop = saa7134_s_crop,
1916 .vidioc_g_fbuf = saa7134_g_fbuf,
1917 .vidioc_s_fbuf = saa7134_s_fbuf,
1918 .vidioc_overlay = saa7134_overlay,
bfb12e38
MCC		 1919 .vidioc_g_frequency = saa7134_g_frequency,
1920 .vidioc_s_frequency = saa7134_s_frequency,
c121ba1f
MCC		 1921#ifdef CONFIG_VIDEO_ADV_DEBUG
1922 .vidioc_g_register = vidioc_g_register,
1923 .vidioc_s_register = vidioc_s_register,
1924#endif
a2004502
HV		 1925 .vidioc_log_status = v4l2_ctrl_log_status,
1926 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1927 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1da177e4
LT		 1928};
1929
bec43661 1930static const struct v4l2_file_operations radio_fops = {
a399810c
HV		 1931 .owner = THIS_MODULE,
1932 .open = video_open,
2983baf8 1933 .read = radio_read,
a399810c 1934 .release = video_release,
2ada815f 1935 .unlocked_ioctl = video_ioctl2,
2983baf8 1936 .poll = radio_poll,
a399810c
HV		 1937};
1938
1939static const struct v4l2_ioctl_ops radio_ioctl_ops = {
c3b3e0c5 1940 .vidioc_querycap = saa7134_querycap,
8f61ae2f 1941 .vidioc_g_tuner = radio_g_tuner,
8f61ae2f 1942 .vidioc_s_tuner = radio_s_tuner,
bfb12e38
MCC		 1943 .vidioc_g_frequency = saa7134_g_frequency,
1944 .vidioc_s_frequency = saa7134_s_frequency,
a2004502
HV		 1945 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1946 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1da177e4
LT		 1947};
1948
a399810c
HV		 1949/* ----------------------------------------------------------- */
1950/* exported stuff */
1951
1952struct video_device saa7134_video_template = {
1953 .name = "saa7134-video",
a399810c
HV		 1954 .fops = &video_fops,
1955 .ioctl_ops = &video_ioctl_ops,
a399810c 1956 .tvnorms = SAA7134_NORMS,
a399810c
HV		 1957};
1958
1959struct video_device saa7134_radio_template = {
1960 .name = "saa7134-radio",
a399810c
HV		 1961 .fops = &radio_fops,
1962 .ioctl_ops = &radio_ioctl_ops,
a399810c
HV		 1963};
1964
718bde1a
HV		 1965static const struct v4l2_ctrl_ops saa7134_ctrl_ops = {
1966 .s_ctrl = saa7134_s_ctrl,
1967};
1968
1969static const struct v4l2_ctrl_config saa7134_ctrl_invert = {
1970 .ops = &saa7134_ctrl_ops,
1971 .id = V4L2_CID_PRIVATE_INVERT,
1972 .name = "Invert",
1973 .type = V4L2_CTRL_TYPE_BOOLEAN,
1974 .min = 0,
1975 .max = 1,
1976 .step = 1,
1977};
1978
1979static const struct v4l2_ctrl_config saa7134_ctrl_y_odd = {
1980 .ops = &saa7134_ctrl_ops,
1981 .id = V4L2_CID_PRIVATE_Y_ODD,
1982 .name = "Y Offset Odd Field",
1983 .type = V4L2_CTRL_TYPE_INTEGER,
1984 .min = 0,
1985 .max = 128,
1986 .step = 1,
1987};
1988
1989static const struct v4l2_ctrl_config saa7134_ctrl_y_even = {
1990 .ops = &saa7134_ctrl_ops,
1991 .id = V4L2_CID_PRIVATE_Y_EVEN,
1992 .name = "Y Offset Even Field",
1993 .type = V4L2_CTRL_TYPE_INTEGER,
1994 .min = 0,
1995 .max = 128,
1996 .step = 1,
1997};
1998
1999static const struct v4l2_ctrl_config saa7134_ctrl_automute = {
2000 .ops = &saa7134_ctrl_ops,
2001 .id = V4L2_CID_PRIVATE_AUTOMUTE,
2002 .name = "Automute",
2003 .type = V4L2_CTRL_TYPE_BOOLEAN,
2004 .min = 0,
2005 .max = 1,
2006 .step = 1,
2007 .def = 1,
2008};
2009
1da177e4
LT		 2010int saa7134_video_init1(struct saa7134_dev *dev)
2011{
718bde1a 2012 struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler;
2ada815f
HV		 2013 struct vb2_queue *q;
2014 int ret;
718bde1a 2015
1da177e4
LT		 2016 /* sanitycheck insmod options */
2017 if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2018 gbuffers = 2;
3eeba4a7 2019 if (gbufsize > gbufsize_max)
1da177e4
LT		 2020 gbufsize = gbufsize_max;
2021 gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2022
718bde1a
HV		 2023 v4l2_ctrl_handler_init(hdl, 11);
2024 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2025 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
2026 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2027 V4L2_CID_CONTRAST, 0, 127, 1, 68);
2028 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2029 V4L2_CID_SATURATION, 0, 127, 1, 64);
2030 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2031 V4L2_CID_HUE, -128, 127, 1, 0);
2032 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2033 V4L2_CID_HFLIP, 0, 1, 1, 0);
2034 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2035 V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);
2036 v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
2037 V4L2_CID_AUDIO_VOLUME, -15, 15, 1, 0);
2038 v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_invert, NULL);
2039 v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_y_odd, NULL);
2040 v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_y_even, NULL);
2041 v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_automute, NULL);
2042 if (hdl->error)
2043 return hdl->error;
2044 if (card_has_radio(dev)) {
2045 hdl = &dev->radio_ctrl_handler;
2046 v4l2_ctrl_handler_init(hdl, 2);
2047 v4l2_ctrl_add_handler(hdl, &dev->ctrl_handler,
2048 v4l2_ctrl_radio_filter);
2049 if (hdl->error)
2050 return hdl->error;
2051 }
2052 dev->ctl_mute = 1;
2053
2054 if (dev->tda9887_conf && saa7134_ctrl_automute.def)
1da177e4
LT		 2055 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2056 dev->automute = 0;
2057
4ac97914 2058 INIT_LIST_HEAD(&dev->video_q.queue);
1da177e4
LT		 2059 init_timer(&dev->video_q.timeout);
2060 dev->video_q.timeout.function = saa7134_buffer_timeout;
2061 dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
2062 dev->video_q.dev = dev;
813b9dff
HV		 2063 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
2064 dev->width = 720;
2065 dev->height = 576;
2ada815f 2066 dev->field = V4L2_FIELD_INTERLACED;
3a0a5a78
HV		 2067 dev->win.w.width = dev->width;
2068 dev->win.w.height = dev->height;
2069 dev->win.field = V4L2_FIELD_INTERLACED;
2070 dev->ovbuf.fmt.width = dev->width;
2071 dev->ovbuf.fmt.height = dev->height;
2072 dev->ovbuf.fmt.pixelformat = dev->fmt->fourcc;
2073 dev->ovbuf.fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
1da177e4 2074
cb71201f
ML		 2075 if (saa7134_boards[dev->board].video_out)
2076 saa7134_videoport_init(dev);
2077
2ada815f
HV		 2078 q = &dev->video_vbq;
2079 q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
2080 /*
a3f415ab
HV		 2081 * Do not add VB2_USERPTR unless explicitly requested: the saa7134 DMA
2082 * engine cannot handle transfers that do not start at the beginning
2083 * of a page. A user-provided pointer can start anywhere in a page, so
2084 * USERPTR support is a no-go unless the application knows about these
2085 * limitations and has special support for this.
2ada815f
HV		 2086 */
2087 q->io_modes = VB2_MMAP | VB2_READ;
a3f415ab
HV		 2088 if (saa7134_userptr)
2089 q->io_modes |= VB2_USERPTR;
2ada815f
HV		 2090 q->drv_priv = &dev->video_q;
2091 q->ops = &vb2_qops;
2092 q->gfp_flags = GFP_DMA32;
2093 q->mem_ops = &vb2_dma_sg_memops;
2094 q->buf_struct_size = sizeof(struct saa7134_buf);
2095 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
2096 q->lock = &dev->lock;
2097 ret = vb2_queue_init(q);
2098 if (ret)
2099 return ret;
a00e6888 2100 saa7134_pgtable_alloc(dev->pci, &dev->video_q.pt);
2ada815f
HV		 2101
2102 q = &dev->vbi_vbq;
2103 q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
2104 /* Don't add VB2_USERPTR, see comment above */
2105 q->io_modes = VB2_MMAP | VB2_READ;
a3f415ab
HV		 2106 if (saa7134_userptr)
2107 q->io_modes |= VB2_USERPTR;
2ada815f
HV		 2108 q->drv_priv = &dev->vbi_q;
2109 q->ops = &saa7134_vbi_qops;
2110 q->gfp_flags = GFP_DMA32;
2111 q->mem_ops = &vb2_dma_sg_memops;
2112 q->buf_struct_size = sizeof(struct saa7134_buf);
2113 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
2114 q->lock = &dev->lock;
2115 ret = vb2_queue_init(q);
2116 if (ret)
2117 return ret;
a00e6888 2118 saa7134_pgtable_alloc(dev->pci, &dev->vbi_q.pt);
9db0fb18 2119
cb71201f
ML		 2120 return 0;
2121}
2122
9db0fb18
HV		 2123void saa7134_video_fini(struct saa7134_dev *dev)
2124{
2125 /* free stuff */
2ada815f 2126 vb2_queue_release(&dev->video_vbq);
a00e6888 2127 saa7134_pgtable_free(dev->pci, &dev->video_q.pt);
2ada815f 2128 vb2_queue_release(&dev->vbi_vbq);
a00e6888 2129 saa7134_pgtable_free(dev->pci, &dev->vbi_q.pt);
718bde1a
HV		 2130 v4l2_ctrl_handler_free(&dev->ctrl_handler);
2131 if (card_has_radio(dev))
2132 v4l2_ctrl_handler_free(&dev->radio_ctrl_handler);
9db0fb18
HV		 2133}
2134
cb71201f
ML		 2135int saa7134_videoport_init(struct saa7134_dev *dev)
2136{
2137 /* enable video output */
2138 int vo = saa7134_boards[dev->board].video_out;
2139 int video_reg;
2140 unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
37df96d3
DB		 2141
2142 /* Configure videoport */
cb71201f
ML		 2143 saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2144 video_reg = video_out[vo][1];
2145 if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2146 video_reg &= ~VP_T_CODE_P_INVERTED;
2147 saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2148 saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
cb71201f
ML		 2149 saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2150 video_reg = video_out[vo][5];
2151 if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2152 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2153 if (vid_port_opts & SET_CLOCK_INVERTED)
2154 video_reg |= VP_CLK_CTRL1_INVERTED;
2155 saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2156 video_reg = video_out[vo][6];
2157 if (vid_port_opts & SET_VSYNC_OFF) {
2158 video_reg &= ~VP_VS_TYPE_MASK;
2159 video_reg |= VP_VS_TYPE_OFF;
2160 }
2161 saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2162 saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2163 saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
1da177e4 2164
37df96d3
DB		 2165 /* Start videoport */
2166 saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2167
1da177e4
LT		 2168 return 0;
2169}
2170
2171int saa7134_video_init2(struct saa7134_dev *dev)
2172{
2173 /* init video hw */
2174 set_tvnorm(dev,&tvnorms[0]);
2175 video_mux(dev,0);
718bde1a 2176 v4l2_ctrl_handler_setup(&dev->ctrl_handler);
1da177e4
LT		 2177 saa7134_tvaudio_setmute(dev);
2178 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2179 return 0;
2180}
2181
11f7078c 2182void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
1da177e4
LT		 2183{
2184 static const char *st[] = {
2185 "(no signal)", "NTSC", "PAL", "SECAM" };
2186 u32 st1,st2;
2187
2188 st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2189 st2 = saa_readb(SAA7134_STATUS_VIDEO2);
630983b7 2190 video_dbg("DCSDT: pll: %s, sync: %s, norm: %s\n",
1da177e4
LT		 2191 (st1 & 0x40) ? "not locked" : "locked",
2192 (st2 & 0x40) ? "no" : "yes",
2193 st[st1 & 0x03]);
11f7078c 2194 dev->nosignal = (st1 & 0x40) || (st2 & 0x40) || !(st2 & 0x1);
1da177e4
LT		 2195
2196 if (dev->nosignal) {
2197 /* no video signal -> mute audio */
2198 if (dev->ctl_automute)
2199 dev->automute = 1;
2200 saa7134_tvaudio_setmute(dev);
1da177e4
LT		 2201 } else {
2202 /* wake up tvaudio audio carrier scan thread */
2203 saa7134_tvaudio_do_scan(dev);
1da177e4 2204 }
11f7078c
ML		 2205
2206 if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2207 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2208 else
2209 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2210
1da177e4
LT		 2211 if (dev->mops && dev->mops->signal_change)
2212 dev->mops->signal_change(dev);
2213}
2214
11f7078c 2215
1da177e4
LT		 2216void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2217{
2218 enum v4l2_field field;
2219
2220 spin_lock(&dev->slock);
2221 if (dev->video_q.curr) {
2ada815f 2222 field = dev->field;
1da177e4
LT		 2223 if (V4L2_FIELD_HAS_BOTH(field)) {
2224 /* make sure we have seen both fields */
2225 if ((status & 0x10) == 0x00) {
2226 dev->video_q.curr->top_seen = 1;
2227 goto done;
2228 }
2229 if (!dev->video_q.curr->top_seen)
2230 goto done;
2231 } else if (field == V4L2_FIELD_TOP) {
2232 if ((status & 0x10) != 0x10)
2233 goto done;
2234 } else if (field == V4L2_FIELD_BOTTOM) {
2235 if ((status & 0x10) != 0x00)
2236 goto done;
2237 }
2ada815f 2238 saa7134_buffer_finish(dev, &dev->video_q, VB2_BUF_STATE_DONE);
1da177e4 2239 }
e72936d2 2240 saa7134_buffer_next(dev, &dev->video_q);
1da177e4
LT		 2241
2242 done:
2243 spin_unlock(&dev->slock);
2244}
Linux kernel - Deliverables
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