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25#include "cx231xx.h"
26#include <linux/init.h>
27#include <linux/list.h>
28#include <linux/module.h>
29#include <linux/kernel.h>
30#include <linux/bitmap.h>
31#include <linux/i2c.h>
32#include <linux/mm.h>
33#include <linux/mutex.h>
34#include <linux/slab.h>
35
36#include <media/v4l2-common.h>
37#include <media/v4l2-ioctl.h>
38#include <media/v4l2-event.h>
39#include <media/msp3400.h>
40#include <media/tuner.h>
41
42#include "dvb_frontend.h"
43
44#include "cx231xx-vbi.h"
45
46#define CX231XX_VERSION "0.0.3"
47
48#define DRIVER_AUTHOR "Srinivasa Deevi <srinivasa.deevi@conexant.com>"
49#define DRIVER_DESC "Conexant cx231xx based USB video device driver"
50
51#define cx231xx_videodbg(fmt, arg...) do {\
52 if (video_debug) \
53 printk(KERN_INFO "%s %s :"fmt, \
54 dev->name, __func__ , ##arg); } while (0)
55
56static unsigned int isoc_debug;
57module_param(isoc_debug, int, 0644);
58MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]");
59
60#define cx231xx_isocdbg(fmt, arg...) \
61do {\
62 if (isoc_debug) { \
63 printk(KERN_INFO "%s %s :"fmt, \
64 dev->name, __func__ , ##arg); \
65 } \
66 } while (0)
67
68MODULE_AUTHOR(DRIVER_AUTHOR);
69MODULE_DESCRIPTION(DRIVER_DESC);
70MODULE_LICENSE("GPL");
71MODULE_VERSION(CX231XX_VERSION);
72
73static unsigned int card[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
74static unsigned int video_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
75static unsigned int vbi_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
76static unsigned int radio_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
77
78module_param_array(card, int, NULL, 0444);
79module_param_array(video_nr, int, NULL, 0444);
80module_param_array(vbi_nr, int, NULL, 0444);
81module_param_array(radio_nr, int, NULL, 0444);
82
83MODULE_PARM_DESC(card, "card type");
84MODULE_PARM_DESC(video_nr, "video device numbers");
85MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
86MODULE_PARM_DESC(radio_nr, "radio device numbers");
87
88static unsigned int video_debug;
89module_param(video_debug, int, 0644);
90MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
91
92
93static struct cx231xx_fmt format[] = {
94 {
95 .name = "16bpp YUY2, 4:2:2, packed",
96 .fourcc = V4L2_PIX_FMT_YUYV,
97 .depth = 16,
98 .reg = 0,
99 },
100};
101
102
103static int cx231xx_enable_analog_tuner(struct cx231xx *dev)
104{
105#ifdef CONFIG_MEDIA_CONTROLLER
106 struct media_device *mdev = dev->media_dev;
107 struct media_entity *entity, *decoder = NULL, *source;
108 struct media_link *link, *found_link = NULL;
109 int i, ret, active_links = 0;
110
111 if (!mdev)
112 return 0;
113
114
115
116
117
118
119
120
121 media_device_for_each_entity(entity, mdev) {
122 if (entity->type == MEDIA_ENT_T_V4L2_SUBDEV_DECODER) {
123 decoder = entity;
124 break;
125 }
126 }
127 if (!decoder)
128 return 0;
129
130 for (i = 0; i < decoder->num_links; i++) {
131 link = &decoder->links[i];
132 if (link->sink->entity == decoder) {
133 found_link = link;
134 if (link->flags & MEDIA_LNK_FL_ENABLED)
135 active_links++;
136 break;
137 }
138 }
139
140 if (active_links == 1 || !found_link)
141 return 0;
142
143 source = found_link->source->entity;
144 for (i = 0; i < source->num_links; i++) {
145 struct media_entity *sink;
146 int flags = 0;
147
148 link = &source->links[i];
149 sink = link->sink->entity;
150
151 if (sink == entity)
152 flags = MEDIA_LNK_FL_ENABLED;
153
154 ret = media_entity_setup_link(link, flags);
155 if (ret) {
156 dev_err(dev->dev,
157 "Couldn't change link %s->%s to %s. Error %d\n",
158 source->name, sink->name,
159 flags ? "enabled" : "disabled",
160 ret);
161 return ret;
162 } else
163 dev_dbg(dev->dev,
164 "link %s->%s was %s\n",
165 source->name, sink->name,
166 flags ? "ENABLED" : "disabled");
167 }
168#endif
169 return 0;
170}
171
172
173
174
175
176
177
178
179static inline void buffer_filled(struct cx231xx *dev,
180 struct cx231xx_dmaqueue *dma_q,
181 struct cx231xx_buffer *buf)
182{
183
184 cx231xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i);
185 buf->vb.state = VIDEOBUF_DONE;
186 buf->vb.field_count++;
187 v4l2_get_timestamp(&buf->vb.ts);
188
189 if (dev->USE_ISO)
190 dev->video_mode.isoc_ctl.buf = NULL;
191 else
192 dev->video_mode.bulk_ctl.buf = NULL;
193
194 list_del(&buf->vb.queue);
195 wake_up(&buf->vb.done);
196}
197
198static inline void print_err_status(struct cx231xx *dev, int packet, int status)
199{
200 char *errmsg = "Unknown";
201
202 switch (status) {
203 case -ENOENT:
204 errmsg = "unlinked synchronuously";
205 break;
206 case -ECONNRESET:
207 errmsg = "unlinked asynchronuously";
208 break;
209 case -ENOSR:
210 errmsg = "Buffer error (overrun)";
211 break;
212 case -EPIPE:
213 errmsg = "Stalled (device not responding)";
214 break;
215 case -EOVERFLOW:
216 errmsg = "Babble (bad cable?)";
217 break;
218 case -EPROTO:
219 errmsg = "Bit-stuff error (bad cable?)";
220 break;
221 case -EILSEQ:
222 errmsg = "CRC/Timeout (could be anything)";
223 break;
224 case -ETIME:
225 errmsg = "Device does not respond";
226 break;
227 }
228 if (packet < 0) {
229 cx231xx_isocdbg("URB status %d [%s].\n", status, errmsg);
230 } else {
231 cx231xx_isocdbg("URB packet %d, status %d [%s].\n",
232 packet, status, errmsg);
233 }
234}
235
236
237
238
239static inline void get_next_buf(struct cx231xx_dmaqueue *dma_q,
240 struct cx231xx_buffer **buf)
241{
242 struct cx231xx_video_mode *vmode =
243 container_of(dma_q, struct cx231xx_video_mode, vidq);
244 struct cx231xx *dev = container_of(vmode, struct cx231xx, video_mode);
245
246 char *outp;
247
248 if (list_empty(&dma_q->active)) {
249 cx231xx_isocdbg("No active queue to serve\n");
250 if (dev->USE_ISO)
251 dev->video_mode.isoc_ctl.buf = NULL;
252 else
253 dev->video_mode.bulk_ctl.buf = NULL;
254 *buf = NULL;
255 return;
256 }
257
258
259 *buf = list_entry(dma_q->active.next, struct cx231xx_buffer, vb.queue);
260
261
262 outp = videobuf_to_vmalloc(&(*buf)->vb);
263 memset(outp, 0, (*buf)->vb.size);
264
265 if (dev->USE_ISO)
266 dev->video_mode.isoc_ctl.buf = *buf;
267 else
268 dev->video_mode.bulk_ctl.buf = *buf;
269
270 return;
271}
272
273
274
275
276static inline int cx231xx_isoc_copy(struct cx231xx *dev, struct urb *urb)
277{
278 struct cx231xx_dmaqueue *dma_q = urb->context;
279 int i;
280 unsigned char *p_buffer;
281 u32 bytes_parsed = 0, buffer_size = 0;
282 u8 sav_eav = 0;
283
284 if (!dev)
285 return 0;
286
287 if (dev->state & DEV_DISCONNECTED)
288 return 0;
289
290 if (urb->status < 0) {
291 print_err_status(dev, -1, urb->status);
292 if (urb->status == -ENOENT)
293 return 0;
294 }
295
296 for (i = 0; i < urb->number_of_packets; i++) {
297 int status = urb->iso_frame_desc[i].status;
298
299 if (status < 0) {
300 print_err_status(dev, i, status);
301 if (urb->iso_frame_desc[i].status != -EPROTO)
302 continue;
303 }
304
305 if (urb->iso_frame_desc[i].actual_length <= 0) {
306
307 continue;
308 }
309 if (urb->iso_frame_desc[i].actual_length >
310 dev->video_mode.max_pkt_size) {
311 cx231xx_isocdbg("packet bigger than packet size");
312 continue;
313 }
314
315
316 p_buffer = urb->transfer_buffer + urb->iso_frame_desc[i].offset;
317 buffer_size = urb->iso_frame_desc[i].actual_length;
318 bytes_parsed = 0;
319
320 if (dma_q->is_partial_line) {
321
322 sav_eav = dma_q->last_sav;
323 } else {
324
325
326 sav_eav =
327 cx231xx_find_boundary_SAV_EAV(p_buffer,
328 dma_q->partial_buf,
329 &bytes_parsed);
330 }
331
332 sav_eav &= 0xF0;
333
334
335 if (sav_eav) {
336 bytes_parsed += cx231xx_get_video_line(dev, dma_q,
337 sav_eav,
338 p_buffer + bytes_parsed,
339 buffer_size - bytes_parsed);
340 }
341
342
343
344
345 while (bytes_parsed < buffer_size) {
346 u32 bytes_used = 0;
347
348 sav_eav = cx231xx_find_next_SAV_EAV(
349 p_buffer + bytes_parsed,
350 buffer_size - bytes_parsed,
351 &bytes_used);
352
353 bytes_parsed += bytes_used;
354
355 sav_eav &= 0xF0;
356 if (sav_eav && (bytes_parsed < buffer_size)) {
357 bytes_parsed += cx231xx_get_video_line(dev,
358 dma_q, sav_eav,
359 p_buffer + bytes_parsed,
360 buffer_size - bytes_parsed);
361 }
362 }
363
364
365
366 memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4);
367 bytes_parsed = 0;
368
369 }
370 return 1;
371}
372
373static inline int cx231xx_bulk_copy(struct cx231xx *dev, struct urb *urb)
374{
375 struct cx231xx_dmaqueue *dma_q = urb->context;
376 unsigned char *p_buffer;
377 u32 bytes_parsed = 0, buffer_size = 0;
378 u8 sav_eav = 0;
379
380 if (!dev)
381 return 0;
382
383 if (dev->state & DEV_DISCONNECTED)
384 return 0;
385
386 if (urb->status < 0) {
387 print_err_status(dev, -1, urb->status);
388 if (urb->status == -ENOENT)
389 return 0;
390 }
391
392 if (1) {
393
394
395 p_buffer = urb->transfer_buffer;
396 buffer_size = urb->actual_length;
397 bytes_parsed = 0;
398
399 if (dma_q->is_partial_line) {
400
401 sav_eav = dma_q->last_sav;
402 } else {
403
404
405 sav_eav =
406 cx231xx_find_boundary_SAV_EAV(p_buffer,
407 dma_q->partial_buf,
408 &bytes_parsed);
409 }
410
411 sav_eav &= 0xF0;
412
413
414 if (sav_eav) {
415 bytes_parsed += cx231xx_get_video_line(dev, dma_q,
416 sav_eav,
417 p_buffer + bytes_parsed,
418 buffer_size - bytes_parsed);
419 }
420
421
422
423
424 while (bytes_parsed < buffer_size) {
425 u32 bytes_used = 0;
426
427 sav_eav = cx231xx_find_next_SAV_EAV(
428 p_buffer + bytes_parsed,
429 buffer_size - bytes_parsed,
430 &bytes_used);
431
432 bytes_parsed += bytes_used;
433
434 sav_eav &= 0xF0;
435 if (sav_eav && (bytes_parsed < buffer_size)) {
436 bytes_parsed += cx231xx_get_video_line(dev,
437 dma_q, sav_eav,
438 p_buffer + bytes_parsed,
439 buffer_size - bytes_parsed);
440 }
441 }
442
443
444
445 memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4);
446 bytes_parsed = 0;
447
448 }
449 return 1;
450}
451
452
453u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
454 u32 *p_bytes_used)
455{
456 u32 bytes_used;
457 u8 boundary_bytes[8];
458 u8 sav_eav = 0;
459
460 *p_bytes_used = 0;
461
462
463
464
465 memcpy(boundary_bytes, partial_buf, 4);
466 memcpy(boundary_bytes + 4, p_buffer, 4);
467
468
469 sav_eav = cx231xx_find_next_SAV_EAV((u8 *)&boundary_bytes, 8,
470 &bytes_used);
471
472 if (sav_eav) {
473
474
475 *p_bytes_used = bytes_used - 4;
476 }
477
478 return sav_eav;
479}
480
481u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size, u32 *p_bytes_used)
482{
483 u32 i;
484 u8 sav_eav = 0;
485
486
487
488
489
490
491 if (buffer_size < 4) {
492 *p_bytes_used = buffer_size;
493 return 0;
494 }
495
496 for (i = 0; i < (buffer_size - 3); i++) {
497
498 if ((p_buffer[i] == 0xFF) &&
499 (p_buffer[i + 1] == 0x00) && (p_buffer[i + 2] == 0x00)) {
500
501 *p_bytes_used = i + 4;
502 sav_eav = p_buffer[i + 3];
503 return sav_eav;
504 }
505 }
506
507 *p_bytes_used = buffer_size;
508 return 0;
509}
510
511u32 cx231xx_get_video_line(struct cx231xx *dev,
512 struct cx231xx_dmaqueue *dma_q, u8 sav_eav,
513 u8 *p_buffer, u32 buffer_size)
514{
515 u32 bytes_copied = 0;
516 int current_field = -1;
517
518 switch (sav_eav) {
519 case SAV_ACTIVE_VIDEO_FIELD1:
520
521
522
523 if ((buffer_size > 3) && (p_buffer[0] == 0xFF) &&
524 (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) &&
525 ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) ||
526 (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) ||
527 (p_buffer[3] == EAV_VBLANK_FIELD1) ||
528 (p_buffer[3] == EAV_VBLANK_FIELD2)))
529 return bytes_copied;
530 current_field = 1;
531 break;
532
533 case SAV_ACTIVE_VIDEO_FIELD2:
534
535
536
537 if ((buffer_size > 3) && (p_buffer[0] == 0xFF) &&
538 (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) &&
539 ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) ||
540 (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) ||
541 (p_buffer[3] == EAV_VBLANK_FIELD1) ||
542 (p_buffer[3] == EAV_VBLANK_FIELD2)))
543 return bytes_copied;
544 current_field = 2;
545 break;
546 }
547
548 dma_q->last_sav = sav_eav;
549
550 bytes_copied = cx231xx_copy_video_line(dev, dma_q, p_buffer,
551 buffer_size, current_field);
552
553 return bytes_copied;
554}
555
556u32 cx231xx_copy_video_line(struct cx231xx *dev,
557 struct cx231xx_dmaqueue *dma_q, u8 *p_line,
558 u32 length, int field_number)
559{
560 u32 bytes_to_copy;
561 struct cx231xx_buffer *buf;
562 u32 _line_size = dev->width * 2;
563
564 if (dma_q->current_field != field_number)
565 cx231xx_reset_video_buffer(dev, dma_q);
566
567
568 if (dev->USE_ISO)
569 buf = dev->video_mode.isoc_ctl.buf;
570 else
571 buf = dev->video_mode.bulk_ctl.buf;
572
573
574 dma_q->current_field = field_number;
575
576 bytes_to_copy = dma_q->bytes_left_in_line;
577 if (bytes_to_copy > length)
578 bytes_to_copy = length;
579
580 if (dma_q->lines_completed >= dma_q->lines_per_field) {
581 dma_q->bytes_left_in_line -= bytes_to_copy;
582 dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0) ?
583 0 : 1;
584 return 0;
585 }
586
587 dma_q->is_partial_line = 1;
588
589
590
591 if (!buf) {
592 dma_q->bytes_left_in_line -= bytes_to_copy;
593 dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0)
594 ? 0 : 1;
595 return bytes_to_copy;
596 }
597
598
599 cx231xx_do_copy(dev, dma_q, p_line, bytes_to_copy);
600
601 dma_q->pos += bytes_to_copy;
602 dma_q->bytes_left_in_line -= bytes_to_copy;
603
604 if (dma_q->bytes_left_in_line == 0) {
605 dma_q->bytes_left_in_line = _line_size;
606 dma_q->lines_completed++;
607 dma_q->is_partial_line = 0;
608
609 if (cx231xx_is_buffer_done(dev, dma_q) && buf) {
610 buffer_filled(dev, dma_q, buf);
611
612 dma_q->pos = 0;
613 buf = NULL;
614 dma_q->lines_completed = 0;
615 }
616 }
617
618 return bytes_to_copy;
619}
620
621void cx231xx_reset_video_buffer(struct cx231xx *dev,
622 struct cx231xx_dmaqueue *dma_q)
623{
624 struct cx231xx_buffer *buf;
625
626
627 if (dma_q->current_field == 1) {
628 if (dma_q->lines_completed >= dma_q->lines_per_field)
629 dma_q->field1_done = 1;
630 else
631 dma_q->field1_done = 0;
632 }
633
634 if (dev->USE_ISO)
635 buf = dev->video_mode.isoc_ctl.buf;
636 else
637 buf = dev->video_mode.bulk_ctl.buf;
638
639 if (buf == NULL) {
640
641 get_next_buf(dma_q, &buf);
642
643 dma_q->pos = 0;
644 dma_q->field1_done = 0;
645 dma_q->current_field = -1;
646 }
647
648
649 dma_q->bytes_left_in_line = dev->width << 1;
650 dma_q->lines_completed = 0;
651}
652
653int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
654 u8 *p_buffer, u32 bytes_to_copy)
655{
656 u8 *p_out_buffer = NULL;
657 u32 current_line_bytes_copied = 0;
658 struct cx231xx_buffer *buf;
659 u32 _line_size = dev->width << 1;
660 void *startwrite;
661 int offset, lencopy;
662
663 if (dev->USE_ISO)
664 buf = dev->video_mode.isoc_ctl.buf;
665 else
666 buf = dev->video_mode.bulk_ctl.buf;
667
668 if (buf == NULL)
669 return -1;
670
671 p_out_buffer = videobuf_to_vmalloc(&buf->vb);
672
673 current_line_bytes_copied = _line_size - dma_q->bytes_left_in_line;
674
675
676 offset = (dma_q->current_field == 1) ? 0 : _line_size;
677
678
679 startwrite = p_out_buffer + offset;
680
681
682 startwrite += (dma_q->lines_completed * _line_size * 2);
683
684
685 startwrite += current_line_bytes_copied;
686
687 lencopy = dma_q->bytes_left_in_line > bytes_to_copy ?
688 bytes_to_copy : dma_q->bytes_left_in_line;
689
690 if ((u8 *)(startwrite + lencopy) > (u8 *)(p_out_buffer + buf->vb.size))
691 return 0;
692
693
694 cx231xx_swab((u16 *) p_buffer, (u16 *) startwrite, (u16) lencopy);
695
696 return 0;
697}
698
699void cx231xx_swab(u16 *from, u16 *to, u16 len)
700{
701 u16 i;
702
703 if (len <= 0)
704 return;
705
706 for (i = 0; i < len / 2; i++)
707 to[i] = (from[i] << 8) | (from[i] >> 8);
708}
709
710u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q)
711{
712 u8 buffer_complete = 0;
713
714
715 buffer_complete = ((dma_q->current_field == 2) &&
716 (dma_q->lines_completed >= dma_q->lines_per_field) &&
717 dma_q->field1_done);
718
719 return buffer_complete;
720}
721
722
723
724
725
726static int
727buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
728{
729 struct cx231xx_fh *fh = vq->priv_data;
730 struct cx231xx *dev = fh->dev;
731
732 *size = (fh->dev->width * fh->dev->height * dev->format->depth + 7)>>3;
733 if (0 == *count)
734 *count = CX231XX_DEF_BUF;
735
736 if (*count < CX231XX_MIN_BUF)
737 *count = CX231XX_MIN_BUF;
738
739
740 cx231xx_enable_analog_tuner(dev);
741
742 return 0;
743}
744
745
746static void free_buffer(struct videobuf_queue *vq, struct cx231xx_buffer *buf)
747{
748 struct cx231xx_fh *fh = vq->priv_data;
749 struct cx231xx *dev = fh->dev;
750 unsigned long flags = 0;
751
752 if (in_interrupt())
753 BUG();
754
755
756
757
758
759
760
761
762
763
764 spin_lock_irqsave(&dev->video_mode.slock, flags);
765 if (dev->USE_ISO) {
766 if (dev->video_mode.isoc_ctl.buf == buf)
767 dev->video_mode.isoc_ctl.buf = NULL;
768 } else {
769 if (dev->video_mode.bulk_ctl.buf == buf)
770 dev->video_mode.bulk_ctl.buf = NULL;
771 }
772 spin_unlock_irqrestore(&dev->video_mode.slock, flags);
773
774 videobuf_vmalloc_free(&buf->vb);
775 buf->vb.state = VIDEOBUF_NEEDS_INIT;
776}
777
778static int
779buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
780 enum v4l2_field field)
781{
782 struct cx231xx_fh *fh = vq->priv_data;
783 struct cx231xx_buffer *buf =
784 container_of(vb, struct cx231xx_buffer, vb);
785 struct cx231xx *dev = fh->dev;
786 int rc = 0, urb_init = 0;
787
788
789 buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth
790 + 7) >> 3;
791 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
792 return -EINVAL;
793
794 buf->vb.width = dev->width;
795 buf->vb.height = dev->height;
796 buf->vb.field = field;
797
798 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
799 rc = videobuf_iolock(vq, &buf->vb, NULL);
800 if (rc < 0)
801 goto fail;
802 }
803
804 if (dev->USE_ISO) {
805 if (!dev->video_mode.isoc_ctl.num_bufs)
806 urb_init = 1;
807 } else {
808 if (!dev->video_mode.bulk_ctl.num_bufs)
809 urb_init = 1;
810 }
811 dev_dbg(dev->dev,
812 "urb_init=%d dev->video_mode.max_pkt_size=%d\n",
813 urb_init, dev->video_mode.max_pkt_size);
814 if (urb_init) {
815 dev->mode_tv = 0;
816 if (dev->USE_ISO)
817 rc = cx231xx_init_isoc(dev, CX231XX_NUM_PACKETS,
818 CX231XX_NUM_BUFS,
819 dev->video_mode.max_pkt_size,
820 cx231xx_isoc_copy);
821 else
822 rc = cx231xx_init_bulk(dev, CX231XX_NUM_PACKETS,
823 CX231XX_NUM_BUFS,
824 dev->video_mode.max_pkt_size,
825 cx231xx_bulk_copy);
826 if (rc < 0)
827 goto fail;
828 }
829
830 buf->vb.state = VIDEOBUF_PREPARED;
831
832 return 0;
833
834fail:
835 free_buffer(vq, buf);
836 return rc;
837}
838
839static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
840{
841 struct cx231xx_buffer *buf =
842 container_of(vb, struct cx231xx_buffer, vb);
843 struct cx231xx_fh *fh = vq->priv_data;
844 struct cx231xx *dev = fh->dev;
845 struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq;
846
847 buf->vb.state = VIDEOBUF_QUEUED;
848 list_add_tail(&buf->vb.queue, &vidq->active);
849
850}
851
852static void buffer_release(struct videobuf_queue *vq,
853 struct videobuf_buffer *vb)
854{
855 struct cx231xx_buffer *buf =
856 container_of(vb, struct cx231xx_buffer, vb);
857 struct cx231xx_fh *fh = vq->priv_data;
858 struct cx231xx *dev = (struct cx231xx *)fh->dev;
859
860 cx231xx_isocdbg("cx231xx: called buffer_release\n");
861
862 free_buffer(vq, buf);
863}
864
865static struct videobuf_queue_ops cx231xx_video_qops = {
866 .buf_setup = buffer_setup,
867 .buf_prepare = buffer_prepare,
868 .buf_queue = buffer_queue,
869 .buf_release = buffer_release,
870};
871
872
873
874void video_mux(struct cx231xx *dev, int index)
875{
876 dev->video_input = index;
877 dev->ctl_ainput = INPUT(index)->amux;
878
879 cx231xx_set_video_input_mux(dev, index);
880
881 cx25840_call(dev, video, s_routing, INPUT(index)->vmux, 0, 0);
882
883 cx231xx_set_audio_input(dev, dev->ctl_ainput);
884
885 dev_dbg(dev->dev, "video_mux : %d\n", index);
886
887
888 cx231xx_do_mode_ctrl_overrides(dev);
889}
890
891
892static int res_get(struct cx231xx_fh *fh)
893{
894 struct cx231xx *dev = fh->dev;
895 int rc = 0;
896
897
898 if (fh->stream_on)
899 return rc;
900
901 if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
902 if (dev->stream_on)
903 return -EBUSY;
904 dev->stream_on = 1;
905 } else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
906 if (dev->vbi_stream_on)
907 return -EBUSY;
908 dev->vbi_stream_on = 1;
909 } else
910 return -EINVAL;
911
912 fh->stream_on = 1;
913
914 return rc;
915}
916
917static int res_check(struct cx231xx_fh *fh)
918{
919 return fh->stream_on;
920}
921
922static void res_free(struct cx231xx_fh *fh)
923{
924 struct cx231xx *dev = fh->dev;
925
926 fh->stream_on = 0;
927
928 if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
929 dev->stream_on = 0;
930 if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
931 dev->vbi_stream_on = 0;
932}
933
934static int check_dev(struct cx231xx *dev)
935{
936 if (dev->state & DEV_DISCONNECTED) {
937 dev_err(dev->dev, "v4l2 ioctl: device not present\n");
938 return -ENODEV;
939 }
940 return 0;
941}
942
943
944
945
946
947static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
948 struct v4l2_format *f)
949{
950 struct cx231xx_fh *fh = priv;
951 struct cx231xx *dev = fh->dev;
952
953 f->fmt.pix.width = dev->width;
954 f->fmt.pix.height = dev->height;
955 f->fmt.pix.pixelformat = dev->format->fourcc;
956 f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3;
957 f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height;
958 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
959
960 f->fmt.pix.field = V4L2_FIELD_INTERLACED;
961
962 return 0;
963}
964
965static struct cx231xx_fmt *format_by_fourcc(unsigned int fourcc)
966{
967 unsigned int i;
968
969 for (i = 0; i < ARRAY_SIZE(format); i++)
970 if (format[i].fourcc == fourcc)
971 return &format[i];
972
973 return NULL;
974}
975
976static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
977 struct v4l2_format *f)
978{
979 struct cx231xx_fh *fh = priv;
980 struct cx231xx *dev = fh->dev;
981 unsigned int width = f->fmt.pix.width;
982 unsigned int height = f->fmt.pix.height;
983 unsigned int maxw = norm_maxw(dev);
984 unsigned int maxh = norm_maxh(dev);
985 struct cx231xx_fmt *fmt;
986
987 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
988 if (!fmt) {
989 cx231xx_videodbg("Fourcc format (%08x) invalid.\n",
990 f->fmt.pix.pixelformat);
991 return -EINVAL;
992 }
993
994
995
996 v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh, 1, 0);
997
998 f->fmt.pix.width = width;
999 f->fmt.pix.height = height;
1000 f->fmt.pix.pixelformat = fmt->fourcc;
1001 f->fmt.pix.bytesperline = (width * fmt->depth + 7) >> 3;
1002 f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height;
1003 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
1004 f->fmt.pix.field = V4L2_FIELD_INTERLACED;
1005
1006 return 0;
1007}
1008
1009static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1010 struct v4l2_format *f)
1011{
1012 struct cx231xx_fh *fh = priv;
1013 struct cx231xx *dev = fh->dev;
1014 int rc;
1015 struct cx231xx_fmt *fmt;
1016 struct v4l2_mbus_framefmt mbus_fmt;
1017
1018 rc = check_dev(dev);
1019 if (rc < 0)
1020 return rc;
1021
1022 vidioc_try_fmt_vid_cap(file, priv, f);
1023
1024 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1025 if (!fmt)
1026 return -EINVAL;
1027
1028 if (videobuf_queue_is_busy(&fh->vb_vidq)) {
1029 dev_err(dev->dev, "%s: queue busy\n", __func__);
1030 return -EBUSY;
1031 }
1032
1033 if (dev->stream_on && !fh->stream_on) {
1034 dev_err(dev->dev,
1035 "%s: device in use by another fh\n", __func__);
1036 return -EBUSY;
1037 }
1038
1039
1040 dev->width = f->fmt.pix.width;
1041 dev->height = f->fmt.pix.height;
1042 dev->format = fmt;
1043
1044 v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, MEDIA_BUS_FMT_FIXED);
1045 call_all(dev, video, s_mbus_fmt, &mbus_fmt);
1046 v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt);
1047
1048 return rc;
1049}
1050
1051static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
1052{
1053 struct cx231xx_fh *fh = priv;
1054 struct cx231xx *dev = fh->dev;
1055
1056 *id = dev->norm;
1057 return 0;
1058}
1059
1060static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm)
1061{
1062 struct cx231xx_fh *fh = priv;
1063 struct cx231xx *dev = fh->dev;
1064 struct v4l2_mbus_framefmt mbus_fmt;
1065 int rc;
1066
1067 rc = check_dev(dev);
1068 if (rc < 0)
1069 return rc;
1070
1071 if (dev->norm == norm)
1072 return 0;
1073
1074 if (videobuf_queue_is_busy(&fh->vb_vidq))
1075 return -EBUSY;
1076
1077 dev->norm = norm;
1078
1079
1080 dev->width = 720;
1081 dev->height = (dev->norm & V4L2_STD_625_50) ? 576 : 480;
1082
1083 call_all(dev, video, s_std, dev->norm);
1084
1085
1086
1087
1088 memset(&mbus_fmt, 0, sizeof(mbus_fmt));
1089 mbus_fmt.code = MEDIA_BUS_FMT_FIXED;
1090 mbus_fmt.width = dev->width;
1091 mbus_fmt.height = dev->height;
1092 call_all(dev, video, s_mbus_fmt, &mbus_fmt);
1093
1094
1095 cx231xx_do_mode_ctrl_overrides(dev);
1096
1097 return 0;
1098}
1099
1100static const char *iname[] = {
1101 [CX231XX_VMUX_COMPOSITE1] = "Composite1",
1102 [CX231XX_VMUX_SVIDEO] = "S-Video",
1103 [CX231XX_VMUX_TELEVISION] = "Television",
1104 [CX231XX_VMUX_CABLE] = "Cable TV",
1105 [CX231XX_VMUX_DVB] = "DVB",
1106 [CX231XX_VMUX_DEBUG] = "for debug only",
1107};
1108
1109int cx231xx_enum_input(struct file *file, void *priv,
1110 struct v4l2_input *i)
1111{
1112 struct cx231xx_fh *fh = priv;
1113 struct cx231xx *dev = fh->dev;
1114 u32 gen_stat;
1115 unsigned int ret, n;
1116
1117 n = i->index;
1118 if (n >= MAX_CX231XX_INPUT)
1119 return -EINVAL;
1120 if (0 == INPUT(n)->type)
1121 return -EINVAL;
1122
1123 i->index = n;
1124 i->type = V4L2_INPUT_TYPE_CAMERA;
1125
1126 strcpy(i->name, iname[INPUT(n)->type]);
1127
1128 if ((CX231XX_VMUX_TELEVISION == INPUT(n)->type) ||
1129 (CX231XX_VMUX_CABLE == INPUT(n)->type))
1130 i->type = V4L2_INPUT_TYPE_TUNER;
1131
1132 i->std = dev->vdev.tvnorms;
1133
1134
1135 if (n == dev->video_input) {
1136 ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS,
1137 GEN_STAT, 2, &gen_stat, 4);
1138 if (ret > 0) {
1139 if ((gen_stat & FLD_VPRES) == 0x00)
1140 i->status |= V4L2_IN_ST_NO_SIGNAL;
1141 if ((gen_stat & FLD_HLOCK) == 0x00)
1142 i->status |= V4L2_IN_ST_NO_H_LOCK;
1143 }
1144 }
1145
1146 return 0;
1147}
1148
1149int cx231xx_g_input(struct file *file, void *priv, unsigned int *i)
1150{
1151 struct cx231xx_fh *fh = priv;
1152 struct cx231xx *dev = fh->dev;
1153
1154 *i = dev->video_input;
1155
1156 return 0;
1157}
1158
1159int cx231xx_s_input(struct file *file, void *priv, unsigned int i)
1160{
1161 struct cx231xx_fh *fh = priv;
1162 struct cx231xx *dev = fh->dev;
1163 int rc;
1164
1165 dev->mode_tv = 0;
1166 rc = check_dev(dev);
1167 if (rc < 0)
1168 return rc;
1169
1170 if (i >= MAX_CX231XX_INPUT)
1171 return -EINVAL;
1172 if (0 == INPUT(i)->type)
1173 return -EINVAL;
1174
1175 video_mux(dev, i);
1176
1177 if (INPUT(i)->type == CX231XX_VMUX_TELEVISION ||
1178 INPUT(i)->type == CX231XX_VMUX_CABLE) {
1179
1180
1181
1182 call_all(dev, video, s_std, dev->norm);
1183 }
1184
1185 return 0;
1186}
1187
1188int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
1189{
1190 struct cx231xx_fh *fh = priv;
1191 struct cx231xx *dev = fh->dev;
1192 int rc;
1193
1194 rc = check_dev(dev);
1195 if (rc < 0)
1196 return rc;
1197
1198 if (0 != t->index)
1199 return -EINVAL;
1200
1201 strcpy(t->name, "Tuner");
1202
1203 t->type = V4L2_TUNER_ANALOG_TV;
1204 t->capability = V4L2_TUNER_CAP_NORM;
1205 t->rangehigh = 0xffffffffUL;
1206 t->signal = 0xffff;
1207 call_all(dev, tuner, g_tuner, t);
1208
1209 return 0;
1210}
1211
1212int cx231xx_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t)
1213{
1214 struct cx231xx_fh *fh = priv;
1215 struct cx231xx *dev = fh->dev;
1216 int rc;
1217
1218 rc = check_dev(dev);
1219 if (rc < 0)
1220 return rc;
1221
1222 if (0 != t->index)
1223 return -EINVAL;
1224#if 0
1225 call_all(dev, tuner, s_tuner, t);
1226#endif
1227 return 0;
1228}
1229
1230int cx231xx_g_frequency(struct file *file, void *priv,
1231 struct v4l2_frequency *f)
1232{
1233 struct cx231xx_fh *fh = priv;
1234 struct cx231xx *dev = fh->dev;
1235
1236 if (f->tuner)
1237 return -EINVAL;
1238
1239 f->frequency = dev->ctl_freq;
1240
1241 return 0;
1242}
1243
1244int cx231xx_s_frequency(struct file *file, void *priv,
1245 const struct v4l2_frequency *f)
1246{
1247 struct cx231xx_fh *fh = priv;
1248 struct cx231xx *dev = fh->dev;
1249 struct v4l2_frequency new_freq = *f;
1250 int rc;
1251 u32 if_frequency = 5400000;
1252
1253 dev_dbg(dev->dev,
1254 "Enter vidioc_s_frequency()f->frequency=%d;f->type=%d\n",
1255 f->frequency, f->type);
1256
1257 rc = check_dev(dev);
1258 if (rc < 0)
1259 return rc;
1260
1261 if (0 != f->tuner)
1262 return -EINVAL;
1263
1264
1265 rc = cx231xx_tuner_pre_channel_change(dev);
1266
1267 call_all(dev, tuner, s_frequency, f);
1268 call_all(dev, tuner, g_frequency, &new_freq);
1269 dev->ctl_freq = new_freq.frequency;
1270
1271
1272 rc = cx231xx_tuner_post_channel_change(dev);
1273
1274 if (dev->tuner_type == TUNER_NXP_TDA18271) {
1275 if (dev->norm & (V4L2_STD_MN | V4L2_STD_NTSC_443))
1276 if_frequency = 5400000;
1277 else if (dev->norm & V4L2_STD_B)
1278 if_frequency = 6000000;
1279 else if (dev->norm & (V4L2_STD_PAL_DK | V4L2_STD_SECAM_DK))
1280 if_frequency = 6900000;
1281 else if (dev->norm & V4L2_STD_GH)
1282 if_frequency = 7100000;
1283 else if (dev->norm & V4L2_STD_PAL_I)
1284 if_frequency = 7250000;
1285 else if (dev->norm & V4L2_STD_SECAM_L)
1286 if_frequency = 6900000;
1287 else if (dev->norm & V4L2_STD_SECAM_LC)
1288 if_frequency = 1250000;
1289
1290 dev_dbg(dev->dev,
1291 "if_frequency is set to %d\n", if_frequency);
1292 cx231xx_set_Colibri_For_LowIF(dev, if_frequency, 1, 1);
1293
1294 update_HH_register_after_set_DIF(dev);
1295 }
1296
1297 dev_dbg(dev->dev, "Set New FREQUENCY to %d\n", f->frequency);
1298
1299 return rc;
1300}
1301
1302#ifdef CONFIG_VIDEO_ADV_DEBUG
1303
1304int cx231xx_g_chip_info(struct file *file, void *fh,
1305 struct v4l2_dbg_chip_info *chip)
1306{
1307 switch (chip->match.addr) {
1308 case 0:
1309 return 0;
1310 case 1:
1311 strlcpy(chip->name, "AFE (byte)", sizeof(chip->name));
1312 return 0;
1313 case 2:
1314 strlcpy(chip->name, "Video (byte)", sizeof(chip->name));
1315 return 0;
1316 case 3:
1317 strlcpy(chip->name, "I2S (byte)", sizeof(chip->name));
1318 return 0;
1319 case 4:
1320 strlcpy(chip->name, "AFE (dword)", sizeof(chip->name));
1321 return 0;
1322 case 5:
1323 strlcpy(chip->name, "Video (dword)", sizeof(chip->name));
1324 return 0;
1325 case 6:
1326 strlcpy(chip->name, "I2S (dword)", sizeof(chip->name));
1327 return 0;
1328 }
1329 return -EINVAL;
1330}
1331
1332int cx231xx_g_register(struct file *file, void *priv,
1333 struct v4l2_dbg_register *reg)
1334{
1335 struct cx231xx_fh *fh = priv;
1336 struct cx231xx *dev = fh->dev;
1337 int ret;
1338 u8 value[4] = { 0, 0, 0, 0 };
1339 u32 data = 0;
1340
1341 switch (reg->match.addr) {
1342 case 0:
1343 ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
1344 (u16)reg->reg, value, 4);
1345 reg->val = value[0] | value[1] << 8 |
1346 value[2] << 16 | value[3] << 24;
1347 reg->size = 4;
1348 break;
1349 case 1:
1350 ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS,
1351 (u16)reg->reg, 2, &data, 1);
1352 reg->val = data;
1353 reg->size = 1;
1354 break;
1355 case 2:
1356 ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS,
1357 (u16)reg->reg, 2, &data, 1);
1358 reg->val = data;
1359 reg->size = 1;
1360 break;
1361 case 3:
1362 ret = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
1363 (u16)reg->reg, 1, &data, 1);
1364 reg->val = data;
1365 reg->size = 1;
1366 break;
1367 case 4:
1368 ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS,
1369 (u16)reg->reg, 2, &data, 4);
1370 reg->val = data;
1371 reg->size = 4;
1372 break;
1373 case 5:
1374 ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS,
1375 (u16)reg->reg, 2, &data, 4);
1376 reg->val = data;
1377 reg->size = 4;
1378 break;
1379 case 6:
1380 ret = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
1381 (u16)reg->reg, 1, &data, 4);
1382 reg->val = data;
1383 reg->size = 4;
1384 break;
1385 default:
1386 return -EINVAL;
1387 }
1388 return ret < 0 ? ret : 0;
1389}
1390
1391int cx231xx_s_register(struct file *file, void *priv,
1392 const struct v4l2_dbg_register *reg)
1393{
1394 struct cx231xx_fh *fh = priv;
1395 struct cx231xx *dev = fh->dev;
1396 int ret;
1397 u8 data[4] = { 0, 0, 0, 0 };
1398
1399 switch (reg->match.addr) {
1400 case 0:
1401 data[0] = (u8) reg->val;
1402 data[1] = (u8) (reg->val >> 8);
1403 data[2] = (u8) (reg->val >> 16);
1404 data[3] = (u8) (reg->val >> 24);
1405 ret = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
1406 (u16)reg->reg, data, 4);
1407 break;
1408 case 1:
1409 ret = cx231xx_write_i2c_data(dev, AFE_DEVICE_ADDRESS,
1410 (u16)reg->reg, 2, reg->val, 1);
1411 break;
1412 case 2:
1413 ret = cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS,
1414 (u16)reg->reg, 2, reg->val, 1);
1415 break;
1416 case 3:
1417 ret = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
1418 (u16)reg->reg, 1, reg->val, 1);
1419 break;
1420 case 4:
1421 ret = cx231xx_write_i2c_data(dev, AFE_DEVICE_ADDRESS,
1422 (u16)reg->reg, 2, reg->val, 4);
1423 break;
1424 case 5:
1425 ret = cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS,
1426 (u16)reg->reg, 2, reg->val, 4);
1427 break;
1428 case 6:
1429 ret = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
1430 (u16)reg->reg, 1, reg->val, 4);
1431 break;
1432 default:
1433 return -EINVAL;
1434 }
1435 return ret < 0 ? ret : 0;
1436}
1437#endif
1438
1439static int vidioc_cropcap(struct file *file, void *priv,
1440 struct v4l2_cropcap *cc)
1441{
1442 struct cx231xx_fh *fh = priv;
1443 struct cx231xx *dev = fh->dev;
1444
1445 if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1446 return -EINVAL;
1447
1448 cc->bounds.left = 0;
1449 cc->bounds.top = 0;
1450 cc->bounds.width = dev->width;
1451 cc->bounds.height = dev->height;
1452 cc->defrect = cc->bounds;
1453 cc->pixelaspect.numerator = 54;
1454 cc->pixelaspect.denominator = 59;
1455
1456 return 0;
1457}
1458
1459static int vidioc_streamon(struct file *file, void *priv,
1460 enum v4l2_buf_type type)
1461{
1462 struct cx231xx_fh *fh = priv;
1463 struct cx231xx *dev = fh->dev;
1464 int rc;
1465
1466 rc = check_dev(dev);
1467 if (rc < 0)
1468 return rc;
1469
1470 rc = res_get(fh);
1471
1472 if (likely(rc >= 0))
1473 rc = videobuf_streamon(&fh->vb_vidq);
1474
1475 call_all(dev, video, s_stream, 1);
1476
1477 return rc;
1478}
1479
1480static int vidioc_streamoff(struct file *file, void *priv,
1481 enum v4l2_buf_type type)
1482{
1483 struct cx231xx_fh *fh = priv;
1484 struct cx231xx *dev = fh->dev;
1485 int rc;
1486
1487 rc = check_dev(dev);
1488 if (rc < 0)
1489 return rc;
1490
1491 if (type != fh->type)
1492 return -EINVAL;
1493
1494 cx25840_call(dev, video, s_stream, 0);
1495
1496 videobuf_streamoff(&fh->vb_vidq);
1497 res_free(fh);
1498
1499 return 0;
1500}
1501
1502int cx231xx_querycap(struct file *file, void *priv,
1503 struct v4l2_capability *cap)
1504{
1505 struct video_device *vdev = video_devdata(file);
1506 struct cx231xx_fh *fh = priv;
1507 struct cx231xx *dev = fh->dev;
1508
1509 strlcpy(cap->driver, "cx231xx", sizeof(cap->driver));
1510 strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card));
1511 usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
1512
1513 if (vdev->vfl_type == VFL_TYPE_RADIO)
1514 cap->device_caps = V4L2_CAP_RADIO;
1515 else {
1516 cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1517 if (vdev->vfl_type == VFL_TYPE_VBI)
1518 cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
1519 else
1520 cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
1521 }
1522 if (dev->tuner_type != TUNER_ABSENT)
1523 cap->device_caps |= V4L2_CAP_TUNER;
1524 cap->capabilities = cap->device_caps | V4L2_CAP_READWRITE |
1525 V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE |
1526 V4L2_CAP_STREAMING | V4L2_CAP_DEVICE_CAPS;
1527 if (video_is_registered(&dev->radio_dev))
1528 cap->capabilities |= V4L2_CAP_RADIO;
1529
1530 return 0;
1531}
1532
1533static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
1534 struct v4l2_fmtdesc *f)
1535{
1536 if (unlikely(f->index >= ARRAY_SIZE(format)))
1537 return -EINVAL;
1538
1539 strlcpy(f->description, format[f->index].name, sizeof(f->description));
1540 f->pixelformat = format[f->index].fourcc;
1541
1542 return 0;
1543}
1544
1545
1546
1547static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv,
1548 struct v4l2_format *f)
1549{
1550 struct cx231xx_fh *fh = priv;
1551 struct cx231xx *dev = fh->dev;
1552
1553 f->fmt.vbi.sampling_rate = 6750000 * 4;
1554 f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH;
1555 f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1556 f->fmt.vbi.offset = 0;
1557 f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ?
1558 PAL_VBI_START_LINE : NTSC_VBI_START_LINE;
1559 f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ?
1560 PAL_VBI_LINES : NTSC_VBI_LINES;
1561 f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ?
1562 PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263;
1563 f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1564 memset(f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1565
1566 return 0;
1567
1568}
1569
1570static int vidioc_try_fmt_vbi_cap(struct file *file, void *priv,
1571 struct v4l2_format *f)
1572{
1573 struct cx231xx_fh *fh = priv;
1574 struct cx231xx *dev = fh->dev;
1575
1576 f->fmt.vbi.sampling_rate = 6750000 * 4;
1577 f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH;
1578 f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1579 f->fmt.vbi.offset = 0;
1580 f->fmt.vbi.flags = 0;
1581 f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ?
1582 PAL_VBI_START_LINE : NTSC_VBI_START_LINE;
1583 f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ?
1584 PAL_VBI_LINES : NTSC_VBI_LINES;
1585 f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ?
1586 PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263;
1587 f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1588 memset(f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1589
1590 return 0;
1591
1592}
1593
1594static int vidioc_s_fmt_vbi_cap(struct file *file, void *priv,
1595 struct v4l2_format *f)
1596{
1597 struct cx231xx_fh *fh = priv;
1598 struct cx231xx *dev = fh->dev;
1599
1600 if (dev->vbi_stream_on && !fh->stream_on) {
1601 dev_err(dev->dev,
1602 "%s device in use by another fh\n", __func__);
1603 return -EBUSY;
1604 }
1605 return vidioc_try_fmt_vbi_cap(file, priv, f);
1606}
1607
1608static int vidioc_reqbufs(struct file *file, void *priv,
1609 struct v4l2_requestbuffers *rb)
1610{
1611 struct cx231xx_fh *fh = priv;
1612 struct cx231xx *dev = fh->dev;
1613 int rc;
1614
1615 rc = check_dev(dev);
1616 if (rc < 0)
1617 return rc;
1618
1619 return videobuf_reqbufs(&fh->vb_vidq, rb);
1620}
1621
1622static int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *b)
1623{
1624 struct cx231xx_fh *fh = priv;
1625 struct cx231xx *dev = fh->dev;
1626 int rc;
1627
1628 rc = check_dev(dev);
1629 if (rc < 0)
1630 return rc;
1631
1632 return videobuf_querybuf(&fh->vb_vidq, b);
1633}
1634
1635static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
1636{
1637 struct cx231xx_fh *fh = priv;
1638 struct cx231xx *dev = fh->dev;
1639 int rc;
1640
1641 rc = check_dev(dev);
1642 if (rc < 0)
1643 return rc;
1644
1645 return videobuf_qbuf(&fh->vb_vidq, b);
1646}
1647
1648static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
1649{
1650 struct cx231xx_fh *fh = priv;
1651 struct cx231xx *dev = fh->dev;
1652 int rc;
1653
1654 rc = check_dev(dev);
1655 if (rc < 0)
1656 return rc;
1657
1658 return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
1659}
1660
1661
1662
1663
1664
1665static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
1666{
1667 struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
1668
1669 if (t->index)
1670 return -EINVAL;
1671
1672 strcpy(t->name, "Radio");
1673
1674 call_all(dev, tuner, g_tuner, t);
1675
1676 return 0;
1677}
1678static int radio_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t)
1679{
1680 struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
1681
1682 if (t->index)
1683 return -EINVAL;
1684
1685 call_all(dev, tuner, s_tuner, t);
1686
1687 return 0;
1688}
1689
1690
1691
1692
1693
1694static int cx231xx_v4l2_open(struct file *filp)
1695{
1696 int radio = 0;
1697 struct video_device *vdev = video_devdata(filp);
1698 struct cx231xx *dev = video_drvdata(filp);
1699 struct cx231xx_fh *fh;
1700 enum v4l2_buf_type fh_type = 0;
1701
1702 switch (vdev->vfl_type) {
1703 case VFL_TYPE_GRABBER:
1704 fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1705 break;
1706 case VFL_TYPE_VBI:
1707 fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
1708 break;
1709 case VFL_TYPE_RADIO:
1710 radio = 1;
1711 break;
1712 }
1713
1714 cx231xx_videodbg("open dev=%s type=%s users=%d\n",
1715 video_device_node_name(vdev), v4l2_type_names[fh_type],
1716 dev->users);
1717
1718#if 0
1719 errCode = cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
1720 if (errCode < 0) {
1721 dev_err(dev->dev,
1722 "Device locked on digital mode. Can't open analog\n");
1723 return -EBUSY;
1724 }
1725#endif
1726
1727 fh = kzalloc(sizeof(struct cx231xx_fh), GFP_KERNEL);
1728 if (!fh)
1729 return -ENOMEM;
1730 if (mutex_lock_interruptible(&dev->lock)) {
1731 kfree(fh);
1732 return -ERESTARTSYS;
1733 }
1734 fh->dev = dev;
1735 fh->type = fh_type;
1736 filp->private_data = fh;
1737 v4l2_fh_init(&fh->fh, vdev);
1738
1739 if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) {
1740
1741 if (dev->board.external_av)
1742 cx231xx_set_power_mode(dev,
1743 POLARIS_AVMODE_ENXTERNAL_AV);
1744 else
1745 cx231xx_set_power_mode(dev, POLARIS_AVMODE_ANALOGT_TV);
1746
1747#if 0
1748 cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
1749#endif
1750
1751
1752 cx231xx_set_video_alternate(dev);
1753
1754
1755
1756 cx231xx_config_i2c(dev);
1757
1758
1759 dev->video_input = dev->video_input > 2 ? 2 : dev->video_input;
1760
1761 }
1762 if (radio) {
1763 cx231xx_videodbg("video_open: setting radio device\n");
1764
1765
1766
1767 call_all(dev, tuner, s_radio);
1768 }
1769
1770 dev->users++;
1771
1772 if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1773 videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_video_qops,
1774 NULL, &dev->video_mode.slock,
1775 fh->type, V4L2_FIELD_INTERLACED,
1776 sizeof(struct cx231xx_buffer),
1777 fh, &dev->lock);
1778 if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
1779
1780
1781 cx231xx_set_alt_setting(dev, INDEX_VANC, 0);
1782
1783 videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_vbi_qops,
1784 NULL, &dev->vbi_mode.slock,
1785 fh->type, V4L2_FIELD_SEQ_TB,
1786 sizeof(struct cx231xx_buffer),
1787 fh, &dev->lock);
1788 }
1789 mutex_unlock(&dev->lock);
1790 v4l2_fh_add(&fh->fh);
1791
1792 return 0;
1793}
1794
1795
1796
1797
1798
1799
1800void cx231xx_release_analog_resources(struct cx231xx *dev)
1801{
1802
1803
1804
1805 if (video_is_registered(&dev->radio_dev))
1806 video_unregister_device(&dev->radio_dev);
1807 if (video_is_registered(&dev->vbi_dev)) {
1808 dev_info(dev->dev, "V4L2 device %s deregistered\n",
1809 video_device_node_name(&dev->vbi_dev));
1810 video_unregister_device(&dev->vbi_dev);
1811 }
1812 if (video_is_registered(&dev->vdev)) {
1813 dev_info(dev->dev, "V4L2 device %s deregistered\n",
1814 video_device_node_name(&dev->vdev));
1815
1816 if (dev->board.has_417)
1817 cx231xx_417_unregister(dev);
1818
1819 video_unregister_device(&dev->vdev);
1820 }
1821 v4l2_ctrl_handler_free(&dev->ctrl_handler);
1822 v4l2_ctrl_handler_free(&dev->radio_ctrl_handler);
1823}
1824
1825
1826
1827
1828
1829
1830static int cx231xx_close(struct file *filp)
1831{
1832 struct cx231xx_fh *fh = filp->private_data;
1833 struct cx231xx *dev = fh->dev;
1834
1835 cx231xx_videodbg("users=%d\n", dev->users);
1836
1837 cx231xx_videodbg("users=%d\n", dev->users);
1838 if (res_check(fh))
1839 res_free(fh);
1840
1841
1842
1843
1844
1845
1846
1847 if (!dev->board.no_alt_vanc)
1848 if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
1849 videobuf_stop(&fh->vb_vidq);
1850 videobuf_mmap_free(&fh->vb_vidq);
1851
1852
1853
1854 if (dev->state & DEV_DISCONNECTED) {
1855 if (atomic_read(&dev->devlist_count) > 0) {
1856 cx231xx_release_resources(dev);
1857 fh->dev = NULL;
1858 return 0;
1859 }
1860 return 0;
1861 }
1862
1863
1864 cx231xx_uninit_vbi_isoc(dev);
1865
1866
1867 if (!dev->vbi_or_sliced_cc_mode)
1868 cx231xx_set_alt_setting(dev, INDEX_VANC, 0);
1869 else
1870 cx231xx_set_alt_setting(dev, INDEX_HANC, 0);
1871
1872 v4l2_fh_del(&fh->fh);
1873 v4l2_fh_exit(&fh->fh);
1874 kfree(fh);
1875 dev->users--;
1876 wake_up_interruptible_nr(&dev->open, 1);
1877 return 0;
1878 }
1879
1880 v4l2_fh_del(&fh->fh);
1881 dev->users--;
1882 if (!dev->users) {
1883 videobuf_stop(&fh->vb_vidq);
1884 videobuf_mmap_free(&fh->vb_vidq);
1885
1886
1887
1888 if (dev->state & DEV_DISCONNECTED) {
1889 cx231xx_release_resources(dev);
1890 fh->dev = NULL;
1891 return 0;
1892 }
1893
1894
1895 call_all(dev, core, s_power, 0);
1896
1897
1898 if (dev->USE_ISO)
1899 cx231xx_uninit_isoc(dev);
1900 else
1901 cx231xx_uninit_bulk(dev);
1902 cx231xx_set_mode(dev, CX231XX_SUSPEND);
1903
1904
1905 cx231xx_set_alt_setting(dev, INDEX_VIDEO, 0);
1906 }
1907 v4l2_fh_exit(&fh->fh);
1908 kfree(fh);
1909 wake_up_interruptible_nr(&dev->open, 1);
1910 return 0;
1911}
1912
1913static int cx231xx_v4l2_close(struct file *filp)
1914{
1915 struct cx231xx_fh *fh = filp->private_data;
1916 struct cx231xx *dev = fh->dev;
1917 int rc;
1918
1919 mutex_lock(&dev->lock);
1920 rc = cx231xx_close(filp);
1921 mutex_unlock(&dev->lock);
1922 return rc;
1923}
1924
1925
1926
1927
1928
1929static ssize_t
1930cx231xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
1931 loff_t *pos)
1932{
1933 struct cx231xx_fh *fh = filp->private_data;
1934 struct cx231xx *dev = fh->dev;
1935 int rc;
1936
1937 rc = check_dev(dev);
1938 if (rc < 0)
1939 return rc;
1940
1941 if ((fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
1942 (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)) {
1943 rc = res_get(fh);
1944
1945 if (unlikely(rc < 0))
1946 return rc;
1947
1948 if (mutex_lock_interruptible(&dev->lock))
1949 return -ERESTARTSYS;
1950 rc = videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0,
1951 filp->f_flags & O_NONBLOCK);
1952 mutex_unlock(&dev->lock);
1953 return rc;
1954 }
1955 return 0;
1956}
1957
1958
1959
1960
1961
1962static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table *wait)
1963{
1964 unsigned long req_events = poll_requested_events(wait);
1965 struct cx231xx_fh *fh = filp->private_data;
1966 struct cx231xx *dev = fh->dev;
1967 unsigned res = 0;
1968 int rc;
1969
1970 rc = check_dev(dev);
1971 if (rc < 0)
1972 return POLLERR;
1973
1974 rc = res_get(fh);
1975
1976 if (unlikely(rc < 0))
1977 return POLLERR;
1978
1979 if (v4l2_event_pending(&fh->fh))
1980 res |= POLLPRI;
1981 else
1982 poll_wait(filp, &fh->fh.wait, wait);
1983
1984 if (!(req_events & (POLLIN | POLLRDNORM)))
1985 return res;
1986
1987 if ((V4L2_BUF_TYPE_VIDEO_CAPTURE == fh->type) ||
1988 (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)) {
1989 mutex_lock(&dev->lock);
1990 res |= videobuf_poll_stream(filp, &fh->vb_vidq, wait);
1991 mutex_unlock(&dev->lock);
1992 return res;
1993 }
1994 return res | POLLERR;
1995}
1996
1997
1998
1999
2000static int cx231xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
2001{
2002 struct cx231xx_fh *fh = filp->private_data;
2003 struct cx231xx *dev = fh->dev;
2004 int rc;
2005
2006 rc = check_dev(dev);
2007 if (rc < 0)
2008 return rc;
2009
2010 rc = res_get(fh);
2011
2012 if (unlikely(rc < 0))
2013 return rc;
2014
2015 if (mutex_lock_interruptible(&dev->lock))
2016 return -ERESTARTSYS;
2017 rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
2018 mutex_unlock(&dev->lock);
2019
2020 cx231xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n",
2021 (unsigned long)vma->vm_start,
2022 (unsigned long)vma->vm_end -
2023 (unsigned long)vma->vm_start, rc);
2024
2025 return rc;
2026}
2027
2028static const struct v4l2_file_operations cx231xx_v4l_fops = {
2029 .owner = THIS_MODULE,
2030 .open = cx231xx_v4l2_open,
2031 .release = cx231xx_v4l2_close,
2032 .read = cx231xx_v4l2_read,
2033 .poll = cx231xx_v4l2_poll,
2034 .mmap = cx231xx_v4l2_mmap,
2035 .unlocked_ioctl = video_ioctl2,
2036};
2037
2038static const struct v4l2_ioctl_ops video_ioctl_ops = {
2039 .vidioc_querycap = cx231xx_querycap,
2040 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
2041 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
2042 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
2043 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
2044 .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
2045 .vidioc_try_fmt_vbi_cap = vidioc_try_fmt_vbi_cap,
2046 .vidioc_s_fmt_vbi_cap = vidioc_s_fmt_vbi_cap,
2047 .vidioc_cropcap = vidioc_cropcap,
2048 .vidioc_reqbufs = vidioc_reqbufs,
2049 .vidioc_querybuf = vidioc_querybuf,
2050 .vidioc_qbuf = vidioc_qbuf,
2051 .vidioc_dqbuf = vidioc_dqbuf,
2052 .vidioc_s_std = vidioc_s_std,
2053 .vidioc_g_std = vidioc_g_std,
2054 .vidioc_enum_input = cx231xx_enum_input,
2055 .vidioc_g_input = cx231xx_g_input,
2056 .vidioc_s_input = cx231xx_s_input,
2057 .vidioc_streamon = vidioc_streamon,
2058 .vidioc_streamoff = vidioc_streamoff,
2059 .vidioc_g_tuner = cx231xx_g_tuner,
2060 .vidioc_s_tuner = cx231xx_s_tuner,
2061 .vidioc_g_frequency = cx231xx_g_frequency,
2062 .vidioc_s_frequency = cx231xx_s_frequency,
2063#ifdef CONFIG_VIDEO_ADV_DEBUG
2064 .vidioc_g_chip_info = cx231xx_g_chip_info,
2065 .vidioc_g_register = cx231xx_g_register,
2066 .vidioc_s_register = cx231xx_s_register,
2067#endif
2068 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
2069 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
2070};
2071
2072static struct video_device cx231xx_vbi_template;
2073
2074static const struct video_device cx231xx_video_template = {
2075 .fops = &cx231xx_v4l_fops,
2076 .release = video_device_release_empty,
2077 .ioctl_ops = &video_ioctl_ops,
2078 .tvnorms = V4L2_STD_ALL,
2079};
2080
2081static const struct v4l2_file_operations radio_fops = {
2082 .owner = THIS_MODULE,
2083 .open = cx231xx_v4l2_open,
2084 .release = cx231xx_v4l2_close,
2085 .poll = v4l2_ctrl_poll,
2086 .unlocked_ioctl = video_ioctl2,
2087};
2088
2089static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2090 .vidioc_querycap = cx231xx_querycap,
2091 .vidioc_g_tuner = radio_g_tuner,
2092 .vidioc_s_tuner = radio_s_tuner,
2093 .vidioc_g_frequency = cx231xx_g_frequency,
2094 .vidioc_s_frequency = cx231xx_s_frequency,
2095#ifdef CONFIG_VIDEO_ADV_DEBUG
2096 .vidioc_g_chip_info = cx231xx_g_chip_info,
2097 .vidioc_g_register = cx231xx_g_register,
2098 .vidioc_s_register = cx231xx_s_register,
2099#endif
2100 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
2101 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
2102};
2103
2104static struct video_device cx231xx_radio_template = {
2105 .name = "cx231xx-radio",
2106 .fops = &radio_fops,
2107 .ioctl_ops = &radio_ioctl_ops,
2108};
2109
2110
2111
2112static void cx231xx_vdev_init(struct cx231xx *dev,
2113 struct video_device *vfd,
2114 const struct video_device *template,
2115 const char *type_name)
2116{
2117 *vfd = *template;
2118 vfd->v4l2_dev = &dev->v4l2_dev;
2119 vfd->release = video_device_release_empty;
2120 vfd->lock = &dev->lock;
2121
2122 snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name);
2123
2124 video_set_drvdata(vfd, dev);
2125 if (dev->tuner_type == TUNER_ABSENT) {
2126 v4l2_disable_ioctl(vfd, VIDIOC_G_FREQUENCY);
2127 v4l2_disable_ioctl(vfd, VIDIOC_S_FREQUENCY);
2128 v4l2_disable_ioctl(vfd, VIDIOC_G_TUNER);
2129 v4l2_disable_ioctl(vfd, VIDIOC_S_TUNER);
2130 }
2131}
2132
2133int cx231xx_register_analog_devices(struct cx231xx *dev)
2134{
2135 int ret;
2136
2137 dev_info(dev->dev, "v4l2 driver version %s\n", CX231XX_VERSION);
2138
2139
2140 dev->norm = V4L2_STD_PAL;
2141 dev->width = norm_maxw(dev);
2142 dev->height = norm_maxh(dev);
2143 dev->interlaced = 0;
2144
2145
2146 dev->format = &format[0];
2147
2148
2149 video_mux(dev, dev->video_input);
2150
2151 call_all(dev, video, s_std, dev->norm);
2152
2153 v4l2_ctrl_handler_init(&dev->ctrl_handler, 10);
2154 v4l2_ctrl_handler_init(&dev->radio_ctrl_handler, 5);
2155
2156 if (dev->sd_cx25840) {
2157 v4l2_ctrl_add_handler(&dev->ctrl_handler,
2158 dev->sd_cx25840->ctrl_handler, NULL);
2159 v4l2_ctrl_add_handler(&dev->radio_ctrl_handler,
2160 dev->sd_cx25840->ctrl_handler,
2161 v4l2_ctrl_radio_filter);
2162 }
2163
2164 if (dev->ctrl_handler.error)
2165 return dev->ctrl_handler.error;
2166 if (dev->radio_ctrl_handler.error)
2167 return dev->radio_ctrl_handler.error;
2168
2169
2170
2171
2172
2173 cx231xx_vdev_init(dev, &dev->vdev, &cx231xx_video_template, "video");
2174#if defined(CONFIG_MEDIA_CONTROLLER)
2175 dev->video_pad.flags = MEDIA_PAD_FL_SINK;
2176 ret = media_entity_init(&dev->vdev.entity, 1, &dev->video_pad, 0);
2177 if (ret < 0)
2178 dev_err(dev->dev, "failed to initialize video media entity!\n");
2179#endif
2180 dev->vdev.ctrl_handler = &dev->ctrl_handler;
2181
2182 ret = video_register_device(&dev->vdev, VFL_TYPE_GRABBER,
2183 video_nr[dev->devno]);
2184 if (ret) {
2185 dev_err(dev->dev,
2186 "unable to register video device (error=%i).\n",
2187 ret);
2188 return ret;
2189 }
2190
2191 dev_info(dev->dev, "Registered video device %s [v4l2]\n",
2192 video_device_node_name(&dev->vdev));
2193
2194
2195 cx231xx_vbi_template = cx231xx_video_template;
2196 strcpy(cx231xx_vbi_template.name, "cx231xx-vbi");
2197
2198
2199 cx231xx_vdev_init(dev, &dev->vbi_dev, &cx231xx_vbi_template, "vbi");
2200
2201#if defined(CONFIG_MEDIA_CONTROLLER)
2202 dev->vbi_pad.flags = MEDIA_PAD_FL_SINK;
2203 ret = media_entity_init(&dev->vbi_dev.entity, 1, &dev->vbi_pad, 0);
2204 if (ret < 0)
2205 dev_err(dev->dev, "failed to initialize vbi media entity!\n");
2206#endif
2207 dev->vbi_dev.ctrl_handler = &dev->ctrl_handler;
2208
2209 ret = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI,
2210 vbi_nr[dev->devno]);
2211 if (ret < 0) {
2212 dev_err(dev->dev, "unable to register vbi device\n");
2213 return ret;
2214 }
2215
2216 dev_info(dev->dev, "Registered VBI device %s\n",
2217 video_device_node_name(&dev->vbi_dev));
2218
2219 if (cx231xx_boards[dev->model].radio.type == CX231XX_RADIO) {
2220 cx231xx_vdev_init(dev, &dev->radio_dev,
2221 &cx231xx_radio_template, "radio");
2222 dev->radio_dev.ctrl_handler = &dev->radio_ctrl_handler;
2223 ret = video_register_device(&dev->radio_dev, VFL_TYPE_RADIO,
2224 radio_nr[dev->devno]);
2225 if (ret < 0) {
2226 dev_err(dev->dev,
2227 "can't register radio device\n");
2228 return ret;
2229 }
2230 dev_info(dev->dev, "Registered radio device as %s\n",
2231 video_device_node_name(&dev->radio_dev));
2232 }
2233
2234 return 0;
2235}
2236