3 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
4 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #include "ivtv-driver.h"
22 #include "ivtv-version.h"
23 #include "ivtv-mailbox.h"
25 #include "ivtv-queue.h"
26 #include "ivtv-fileops.h"
28 #include "ivtv-routing.h"
29 #include "ivtv-streams.h"
31 #include "ivtv-ioctl.h"
32 #include "ivtv-gpio.h"
33 #include "ivtv-controls.h"
34 #include "ivtv-cards.h"
35 #include <media/saa7127.h>
36 #include <media/tveeprom.h>
37 #include <media/v4l2-chip-ident.h>
38 #include <linux/dvb/audio.h>
39 #include <linux/i2c-id.h>
41 u16 ivtv_service2vbi(int type)
44 case V4L2_SLICED_TELETEXT_B:
45 return IVTV_SLICED_TYPE_TELETEXT_B;
46 case V4L2_SLICED_CAPTION_525:
47 return IVTV_SLICED_TYPE_CAPTION_525;
48 case V4L2_SLICED_WSS_625:
49 return IVTV_SLICED_TYPE_WSS_625;
51 return IVTV_SLICED_TYPE_VPS;
57 static int valid_service_line(int field, int line, int is_pal)
59 return (is_pal && line >= 6 && (line != 23 || field == 0)) ||
60 (!is_pal && line >= 10 && line < 22);
63 static u16 select_service_from_set(int field, int line, u16 set, int is_pal)
65 u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525);
68 set = set & valid_set;
69 if (set == 0 || !valid_service_line(field, line, is_pal)) {
73 if (line == 21 && (set & V4L2_SLICED_CAPTION_525))
74 return V4L2_SLICED_CAPTION_525;
77 if (line == 16 && field == 0 && (set & V4L2_SLICED_VPS))
78 return V4L2_SLICED_VPS;
79 if (line == 23 && field == 0 && (set & V4L2_SLICED_WSS_625))
80 return V4L2_SLICED_WSS_625;
84 for (i = 0; i < 32; i++) {
91 void ivtv_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
93 u16 set = fmt->service_set;
97 for (f = 0; f < 2; f++) {
98 for (l = 0; l < 24; l++) {
99 fmt->service_lines[f][l] = select_service_from_set(f, l, set, is_pal);
104 static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
109 for (f = 0; f < 2; f++) {
110 for (l = 0; l < 24; l++) {
111 fmt->service_lines[f][l] = select_service_from_set(f, l, fmt->service_lines[f][l], is_pal);
112 set |= fmt->service_lines[f][l];
118 u16 ivtv_get_service_set(struct v4l2_sliced_vbi_format *fmt)
123 for (f = 0; f < 2; f++) {
124 for (l = 0; l < 24; l++) {
125 set |= fmt->service_lines[f][l];
131 void ivtv_set_osd_alpha(struct ivtv *itv)
133 ivtv_vapi(itv, CX2341X_OSD_SET_GLOBAL_ALPHA, 3,
134 itv->osd_global_alpha_state, itv->osd_global_alpha, !itv->osd_local_alpha_state);
135 ivtv_vapi(itv, CX2341X_OSD_SET_CHROMA_KEY, 2, itv->osd_chroma_key_state, itv->osd_chroma_key);
138 int ivtv_set_speed(struct ivtv *itv, int speed)
140 u32 data[CX2341X_MBOX_MAX_DATA];
141 struct ivtv_stream *s;
142 int single_step = (speed == 1 || speed == -1);
145 if (speed == 0) speed = 1000;
148 if (speed == itv->speed && !single_step)
151 s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
153 if (single_step && (speed < 0) == (itv->speed < 0)) {
154 /* Single step video and no need to change direction */
155 ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0);
160 /* Need to change direction */
161 speed = speed < 0 ? -1000 : 1000;
163 data[0] = (speed > 1000 || speed < -1000) ? 0x80000000 : 0;
164 data[0] |= (speed > 1000 || speed < -1500) ? 0x40000000 : 0;
165 data[1] = (speed < 0);
166 data[2] = speed < 0 ? 3 : 7;
167 data[3] = itv->params.video_b_frames;
168 data[4] = (speed == 1500 || speed == 500) ? itv->speed_mute_audio : 0;
172 if (speed == 1500 || speed == -1500) data[0] |= 1;
173 else if (speed == 2000 || speed == -2000) data[0] |= 2;
174 else if (speed > -1000 && speed < 0) data[0] |= (-1000 / speed);
175 else if (speed < 1000 && speed > 0) data[0] |= (1000 / speed);
177 /* If not decoding, just change speed setting */
178 if (atomic_read(&itv->decoding) > 0) {
181 /* Stop all DMA and decoding activity */
182 ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1, 0);
184 /* Wait for any DMA to finish */
185 prepare_to_wait(&itv->dma_waitq, &wait, TASK_INTERRUPTIBLE);
186 while (itv->i_flags & IVTV_F_I_DMA) {
187 got_sig = signal_pending(current);
193 finish_wait(&itv->dma_waitq, &wait);
197 /* Change Speed safely */
198 ivtv_api(itv, CX2341X_DEC_SET_PLAYBACK_SPEED, 7, data);
199 IVTV_DEBUG_INFO("Setting Speed to 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
200 data[0], data[1], data[2], data[3], data[4], data[5], data[6]);
203 speed = (speed < 0) ? -1 : 1;
204 ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0);
210 static int ivtv_validate_speed(int cur_speed, int new_speed)
212 int fact = new_speed < 0 ? -1 : 1;
218 new_speed = -new_speed;
220 cur_speed = -cur_speed;
222 if (cur_speed <= new_speed) {
223 if (new_speed > 1500)
225 if (new_speed > 1000)
229 if (new_speed >= 2000)
231 if (new_speed >= 1500)
233 if (new_speed >= 1000)
238 if (new_speed == 1 || new_speed == 1000)
239 return fact * new_speed;
242 new_speed = 1000 / new_speed;
243 if (1000 / cur_speed == new_speed)
244 new_speed += (cur_speed < s) ? -1 : 1;
245 if (new_speed > 60) return 1000 / (fact * 60);
246 return 1000 / (fact * new_speed);
249 static int ivtv_video_command(struct ivtv *itv, struct ivtv_open_id *id,
250 struct video_command *vc, int try)
252 struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
254 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
258 case VIDEO_CMD_PLAY: {
260 vc->play.speed = ivtv_validate_speed(itv->speed, vc->play.speed);
261 if (vc->play.speed < 0)
262 vc->play.format = VIDEO_PLAY_FMT_GOP;
265 if (ivtv_set_output_mode(itv, OUT_MPG) != OUT_MPG)
267 if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
268 /* forces ivtv_set_speed to be called */
271 return ivtv_start_decoding(id, vc->play.speed);
275 vc->flags &= VIDEO_CMD_STOP_IMMEDIATELY|VIDEO_CMD_STOP_TO_BLACK;
276 if (vc->flags & VIDEO_CMD_STOP_IMMEDIATELY)
279 if (atomic_read(&itv->decoding) == 0)
281 if (itv->output_mode != OUT_MPG)
284 itv->output_mode = OUT_NONE;
285 return ivtv_stop_v4l2_decode_stream(s, vc->flags, vc->stop.pts);
287 case VIDEO_CMD_FREEZE:
288 vc->flags &= VIDEO_CMD_FREEZE_TO_BLACK;
290 if (itv->output_mode != OUT_MPG)
292 if (atomic_read(&itv->decoding) > 0) {
293 ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1,
294 (vc->flags & VIDEO_CMD_FREEZE_TO_BLACK) ? 1 : 0);
295 set_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags);
299 case VIDEO_CMD_CONTINUE:
302 if (itv->output_mode != OUT_MPG)
304 if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
305 int speed = itv->speed;
307 return ivtv_start_decoding(id, speed);
317 static int ivtv_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
319 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
320 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
322 vbifmt->reserved[0] = 0;
323 vbifmt->reserved[1] = 0;
324 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
326 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
328 vbifmt->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
329 vbifmt->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
331 vbifmt->service_lines[0][23] = V4L2_SLICED_WSS_625;
332 vbifmt->service_lines[0][16] = V4L2_SLICED_VPS;
334 vbifmt->service_set = ivtv_get_service_set(vbifmt);
338 static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
340 struct ivtv_open_id *id = fh;
341 struct ivtv *itv = id->itv;
342 struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
344 pixfmt->width = itv->params.width;
345 pixfmt->height = itv->params.height;
346 pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
347 pixfmt->field = V4L2_FIELD_INTERLACED;
349 if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
350 pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
351 /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
353 pixfmt->height * pixfmt->width +
354 pixfmt->height * (pixfmt->width / 2);
355 pixfmt->bytesperline = 720;
357 pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
358 pixfmt->sizeimage = 128 * 1024;
359 pixfmt->bytesperline = 0;
364 static int ivtv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
366 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
367 struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi;
369 vbifmt->sampling_rate = 27000000;
370 vbifmt->offset = 248;
371 vbifmt->samples_per_line = itv->vbi.raw_decoder_line_size - 4;
372 vbifmt->sample_format = V4L2_PIX_FMT_GREY;
373 vbifmt->start[0] = itv->vbi.start[0];
374 vbifmt->start[1] = itv->vbi.start[1];
375 vbifmt->count[0] = vbifmt->count[1] = itv->vbi.count;
377 vbifmt->reserved[0] = 0;
378 vbifmt->reserved[1] = 0;
382 static int ivtv_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
384 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
385 struct ivtv_open_id *id = fh;
386 struct ivtv *itv = id->itv;
388 vbifmt->reserved[0] = 0;
389 vbifmt->reserved[1] = 0;
390 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
392 if (id->type == IVTV_DEC_STREAM_TYPE_VBI) {
393 vbifmt->service_set = itv->is_50hz ? V4L2_SLICED_VBI_625 :
395 ivtv_expand_service_set(vbifmt, itv->is_50hz);
399 itv->video_dec_func(itv, VIDIOC_G_FMT, fmt);
400 vbifmt->service_set = ivtv_get_service_set(vbifmt);
404 static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
406 struct ivtv_open_id *id = fh;
407 struct ivtv *itv = id->itv;
408 struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
410 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
412 pixfmt->width = itv->main_rect.width;
413 pixfmt->height = itv->main_rect.height;
414 pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
415 pixfmt->field = V4L2_FIELD_INTERLACED;
417 if (id->type == IVTV_DEC_STREAM_TYPE_YUV) {
418 switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) {
419 case IVTV_YUV_MODE_INTERLACED:
420 pixfmt->field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ?
421 V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB;
423 case IVTV_YUV_MODE_PROGRESSIVE:
424 pixfmt->field = V4L2_FIELD_NONE;
427 pixfmt->field = V4L2_FIELD_ANY;
430 pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
431 pixfmt->bytesperline = 720;
432 pixfmt->width = itv->yuv_info.v4l2_src_w;
433 pixfmt->height = itv->yuv_info.v4l2_src_h;
434 /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
436 1080 * ((pixfmt->height + 31) & ~31);
438 pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
439 pixfmt->sizeimage = 128 * 1024;
440 pixfmt->bytesperline = 0;
445 static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
447 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
448 struct v4l2_window *winfmt = &fmt->fmt.win;
450 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
452 winfmt->chromakey = itv->osd_chroma_key;
453 winfmt->global_alpha = itv->osd_global_alpha;
454 winfmt->field = V4L2_FIELD_INTERLACED;
455 winfmt->clips = NULL;
456 winfmt->clipcount = 0;
457 winfmt->bitmap = NULL;
458 winfmt->w.top = winfmt->w.left = 0;
459 winfmt->w.width = itv->osd_rect.width;
460 winfmt->w.height = itv->osd_rect.height;
464 static int ivtv_try_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
466 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
469 static int ivtv_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
471 struct ivtv_open_id *id = fh;
472 struct ivtv *itv = id->itv;
473 int w = fmt->fmt.pix.width;
474 int h = fmt->fmt.pix.height;
478 h = min(h, itv->is_50hz ? 576 : 480);
480 ivtv_g_fmt_vid_cap(file, fh, fmt);
481 fmt->fmt.pix.width = w;
482 fmt->fmt.pix.height = h;
486 static int ivtv_try_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
488 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
491 static int ivtv_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
493 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
494 struct ivtv_open_id *id = fh;
495 struct ivtv *itv = id->itv;
497 if (id->type == IVTV_DEC_STREAM_TYPE_VBI)
498 return ivtv_g_fmt_sliced_vbi_cap(file, fh, fmt);
500 /* set sliced VBI capture format */
501 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
502 vbifmt->reserved[0] = 0;
503 vbifmt->reserved[1] = 0;
505 if (vbifmt->service_set)
506 ivtv_expand_service_set(vbifmt, itv->is_50hz);
507 check_service_set(vbifmt, itv->is_50hz);
508 vbifmt->service_set = ivtv_get_service_set(vbifmt);
512 static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
514 struct ivtv_open_id *id = fh;
519 w = fmt->fmt.pix.width;
520 h = fmt->fmt.pix.height;
521 field = fmt->fmt.pix.field;
522 ret = ivtv_g_fmt_vid_out(file, fh, fmt);
523 fmt->fmt.pix.width = w;
524 fmt->fmt.pix.height = h;
525 if (!ret && id->type == IVTV_DEC_STREAM_TYPE_YUV) {
526 fmt->fmt.pix.field = field;
527 if (fmt->fmt.pix.width < 2)
528 fmt->fmt.pix.width = 2;
529 if (fmt->fmt.pix.width > 720)
530 fmt->fmt.pix.width = 720;
531 if (fmt->fmt.pix.height < 2)
532 fmt->fmt.pix.height = 2;
533 if (fmt->fmt.pix.height > 576)
534 fmt->fmt.pix.height = 576;
539 static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
541 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
542 u32 chromakey = fmt->fmt.win.chromakey;
543 u8 global_alpha = fmt->fmt.win.global_alpha;
545 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
547 ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
548 fmt->fmt.win.chromakey = chromakey;
549 fmt->fmt.win.global_alpha = global_alpha;
553 static int ivtv_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
555 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
558 static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
560 struct ivtv_open_id *id = fh;
561 struct ivtv *itv = id->itv;
562 struct cx2341x_mpeg_params *p = &itv->params;
563 int w = fmt->fmt.pix.width;
564 int h = fmt->fmt.pix.height;
565 int ret = ivtv_try_fmt_vid_cap(file, fh, fmt);
570 if (p->width == w && p->height == h)
573 if (atomic_read(&itv->capturing) > 0)
578 if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
579 fmt->fmt.pix.width /= 2;
580 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
581 return ivtv_g_fmt_vid_cap(file, fh, fmt);
584 static int ivtv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
586 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
588 itv->vbi.sliced_in->service_set = 0;
589 itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
590 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
593 static int ivtv_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
595 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
596 struct ivtv_open_id *id = fh;
597 struct ivtv *itv = id->itv;
598 int ret = ivtv_try_fmt_sliced_vbi_cap(file, fh, fmt);
600 if (ret || id->type == IVTV_DEC_STREAM_TYPE_VBI)
603 if (check_service_set(vbifmt, itv->is_50hz) == 0)
605 if (atomic_read(&itv->capturing) > 0)
607 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
608 memcpy(itv->vbi.sliced_in, vbifmt, sizeof(*itv->vbi.sliced_in));
612 static int ivtv_s_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
614 struct ivtv_open_id *id = fh;
615 struct ivtv *itv = id->itv;
616 struct yuv_playback_info *yi = &itv->yuv_info;
617 int ret = ivtv_try_fmt_vid_out(file, fh, fmt);
622 if (id->type != IVTV_DEC_STREAM_TYPE_YUV)
625 /* Return now if we already have some frame data */
629 yi->v4l2_src_w = fmt->fmt.pix.width;
630 yi->v4l2_src_h = fmt->fmt.pix.height;
632 switch (fmt->fmt.pix.field) {
633 case V4L2_FIELD_NONE:
634 yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE;
637 yi->lace_mode = IVTV_YUV_MODE_AUTO;
639 case V4L2_FIELD_INTERLACED_BT:
641 IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD;
643 case V4L2_FIELD_INTERLACED_TB:
645 yi->lace_mode = IVTV_YUV_MODE_INTERLACED;
648 yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1;
650 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
651 itv->dma_data_req_size =
652 1080 * ((yi->v4l2_src_h + 31) & ~31);
654 /* Force update of yuv registers */
655 yi->yuv_forced_update = 1;
659 static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
661 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
662 int ret = ivtv_try_fmt_vid_out_overlay(file, fh, fmt);
665 itv->osd_chroma_key = fmt->fmt.win.chromakey;
666 itv->osd_global_alpha = fmt->fmt.win.global_alpha;
667 ivtv_set_osd_alpha(itv);
672 static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_chip_ident *chip)
674 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
676 chip->ident = V4L2_IDENT_NONE;
678 if (chip->match_type == V4L2_CHIP_MATCH_HOST) {
679 if (v4l2_chip_match_host(chip->match_type, chip->match_chip))
680 chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
683 if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
684 return ivtv_i2c_id(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
685 if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
686 return ivtv_call_i2c_client(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
690 #ifdef CONFIG_VIDEO_ADV_DEBUG
691 static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg)
693 struct v4l2_register *regs = arg;
695 u8 __iomem *reg_start;
697 if (!capable(CAP_SYS_ADMIN))
699 if (regs->reg >= IVTV_REG_OFFSET && regs->reg < IVTV_REG_OFFSET + IVTV_REG_SIZE)
700 reg_start = itv->reg_mem - IVTV_REG_OFFSET;
701 else if (itv->has_cx23415 && regs->reg >= IVTV_DECODER_OFFSET &&
702 regs->reg < IVTV_DECODER_OFFSET + IVTV_DECODER_SIZE)
703 reg_start = itv->dec_mem - IVTV_DECODER_OFFSET;
704 else if (regs->reg >= 0 && regs->reg < IVTV_ENCODER_SIZE)
705 reg_start = itv->enc_mem;
709 spin_lock_irqsave(&ivtv_cards_lock, flags);
710 if (cmd == VIDIOC_DBG_G_REGISTER)
711 regs->val = readl(regs->reg + reg_start);
713 writel(regs->val, regs->reg + reg_start);
714 spin_unlock_irqrestore(&ivtv_cards_lock, flags);
718 static int ivtv_g_register(struct file *file, void *fh, struct v4l2_register *reg)
720 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
722 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
723 return ivtv_itvc(itv, VIDIOC_DBG_G_REGISTER, reg);
724 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
725 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
726 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
729 static int ivtv_s_register(struct file *file, void *fh, struct v4l2_register *reg)
731 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
733 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
734 return ivtv_itvc(itv, VIDIOC_DBG_S_REGISTER, reg);
735 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
736 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
737 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
741 static int ivtv_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
743 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
745 *p = v4l2_prio_max(&itv->prio);
750 static int ivtv_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
752 struct ivtv_open_id *id = fh;
753 struct ivtv *itv = id->itv;
755 return v4l2_prio_change(&itv->prio, &id->prio, prio);
758 static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
760 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
762 strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
763 strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
764 strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
765 vcap->version = IVTV_DRIVER_VERSION; /* version */
766 vcap->capabilities = itv->v4l2_cap; /* capabilities */
770 static int ivtv_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
772 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
774 return ivtv_get_audio_input(itv, vin->index, vin);
777 static int ivtv_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
779 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
781 vin->index = itv->audio_input;
782 return ivtv_get_audio_input(itv, vin->index, vin);
785 static int ivtv_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
787 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
789 if (vout->index >= itv->nof_audio_inputs)
792 itv->audio_input = vout->index;
793 ivtv_audio_set_io(itv);
798 static int ivtv_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vin)
800 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
802 /* set it to defaults from our table */
803 return ivtv_get_audio_output(itv, vin->index, vin);
806 static int ivtv_g_audout(struct file *file, void *fh, struct v4l2_audioout *vin)
808 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
811 return ivtv_get_audio_output(itv, vin->index, vin);
814 static int ivtv_s_audout(struct file *file, void *fh, struct v4l2_audioout *vout)
816 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
818 return ivtv_get_audio_output(itv, vout->index, vout);
821 static int ivtv_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
823 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
825 /* set it to defaults from our table */
826 return ivtv_get_input(itv, vin->index, vin);
829 static int ivtv_enum_output(struct file *file, void *fh, struct v4l2_output *vout)
831 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
833 return ivtv_get_output(itv, vout->index, vout);
836 static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropcap)
838 struct ivtv_open_id *id = fh;
839 struct ivtv *itv = id->itv;
840 struct yuv_playback_info *yi = &itv->yuv_info;
843 streamtype = id->type;
845 if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
847 cropcap->bounds.top = cropcap->bounds.left = 0;
848 cropcap->bounds.width = 720;
849 if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
850 cropcap->bounds.height = itv->is_50hz ? 576 : 480;
851 cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
852 cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
853 } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
855 cropcap->bounds.width = yi->osd_full_w;
856 cropcap->bounds.height = yi->osd_full_h;
858 cropcap->bounds.width = 720;
859 cropcap->bounds.height =
860 itv->is_out_50hz ? 576 : 480;
862 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
863 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
865 cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
866 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
867 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
869 cropcap->defrect = cropcap->bounds;
873 static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
875 struct ivtv_open_id *id = fh;
876 struct ivtv *itv = id->itv;
877 struct yuv_playback_info *yi = &itv->yuv_info;
880 streamtype = id->type;
882 if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
883 printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
884 /* Should be replaced */
885 /* v4l_printk_ioctl(VIDIOC_S_CROP); */
888 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
889 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
890 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
891 yi->main_rect = crop->c;
894 if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
895 crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
896 itv->main_rect = crop->c;
905 static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
907 struct ivtv_open_id *id = fh;
908 struct ivtv *itv = id->itv;
909 struct yuv_playback_info *yi = &itv->yuv_info;
912 streamtype = id->type;
914 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
915 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
916 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
917 crop->c = yi->main_rect;
919 crop->c = itv->main_rect;
925 static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
927 static struct v4l2_fmtdesc formats[] = {
929 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
932 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
933 "MPEG", V4L2_PIX_FMT_MPEG,
937 enum v4l2_buf_type type = fmt->type;
942 *fmt = formats[fmt->index];
947 static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
949 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
951 static struct v4l2_fmtdesc formats[] = {
953 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
956 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
957 "MPEG", V4L2_PIX_FMT_MPEG,
961 enum v4l2_buf_type type = fmt->type;
963 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
969 *fmt = formats[fmt->index];
975 static int ivtv_g_input(struct file *file, void *fh, unsigned int *i)
977 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
979 *i = itv->active_input;
984 int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
986 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
988 if (inp < 0 || inp >= itv->nof_inputs)
991 if (inp == itv->active_input) {
992 IVTV_DEBUG_INFO("Input unchanged\n");
996 if (atomic_read(&itv->capturing) > 0) {
1000 IVTV_DEBUG_INFO("Changing input from %d to %d\n",
1001 itv->active_input, inp);
1003 itv->active_input = inp;
1004 /* Set the audio input to whatever is appropriate for the
1006 itv->audio_input = itv->card->video_inputs[inp].audio_index;
1008 /* prevent others from messing with the streams until
1009 we're finished changing inputs. */
1011 ivtv_video_set_io(itv);
1012 ivtv_audio_set_io(itv);
1018 static int ivtv_g_output(struct file *file, void *fh, unsigned int *i)
1020 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1022 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1025 *i = itv->active_output;
1030 static int ivtv_s_output(struct file *file, void *fh, unsigned int outp)
1032 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1033 struct v4l2_routing route;
1035 if (outp >= itv->card->nof_outputs)
1038 if (outp == itv->active_output) {
1039 IVTV_DEBUG_INFO("Output unchanged\n");
1042 IVTV_DEBUG_INFO("Changing output from %d to %d\n",
1043 itv->active_output, outp);
1045 itv->active_output = outp;
1046 route.input = SAA7127_INPUT_TYPE_NORMAL;
1047 route.output = itv->card->video_outputs[outp].video_output;
1048 ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
1053 static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1055 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1060 ivtv_call_i2c_clients(itv, VIDIOC_G_FREQUENCY, vf);
1064 int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1066 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1072 IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
1073 ivtv_call_i2c_clients(itv, VIDIOC_S_FREQUENCY, vf);
1078 static int ivtv_g_std(struct file *file, void *fh, v4l2_std_id *std)
1080 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1086 int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
1088 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1089 struct yuv_playback_info *yi = &itv->yuv_info;
1091 if ((*std & V4L2_STD_ALL) == 0)
1094 if (*std == itv->std)
1097 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
1098 atomic_read(&itv->capturing) > 0 ||
1099 atomic_read(&itv->decoding) > 0) {
1100 /* Switching standard would turn off the radio or mess
1101 with already running streams, prevent that by
1107 itv->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
1108 itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
1109 itv->params.width = 720;
1110 itv->params.height = itv->is_50hz ? 576 : 480;
1111 itv->vbi.count = itv->is_50hz ? 18 : 12;
1112 itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
1113 itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
1115 if (itv->hw_flags & IVTV_HW_CX25840)
1116 itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
1118 IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
1121 ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
1123 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1124 /* set display standard */
1125 itv->std_out = *std;
1126 itv->is_out_60hz = itv->is_60hz;
1127 itv->is_out_50hz = itv->is_50hz;
1128 ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
1129 ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
1130 itv->main_rect.left = itv->main_rect.top = 0;
1131 itv->main_rect.width = 720;
1132 itv->main_rect.height = itv->params.height;
1133 ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
1134 720, itv->main_rect.height, 0, 0);
1135 yi->main_rect = itv->main_rect;
1136 if (!itv->osd_info) {
1137 yi->osd_full_w = 720;
1138 yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
1144 static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1146 struct ivtv_open_id *id = fh;
1147 struct ivtv *itv = id->itv;
1152 ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
1157 static int ivtv_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1159 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1164 ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
1166 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
1167 strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
1168 vt->type = V4L2_TUNER_RADIO;
1170 strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
1171 vt->type = V4L2_TUNER_ANALOG_TV;
1177 static int ivtv_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap)
1179 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1180 int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
1183 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
1184 for (f = 0; f < 2; f++) {
1185 for (l = 0; l < 24; l++) {
1186 if (valid_service_line(f, l, itv->is_50hz))
1187 cap->service_lines[f][l] = set;
1192 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
1193 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
1196 cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
1197 cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
1199 cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
1200 cap->service_lines[0][16] = V4L2_SLICED_VPS;
1207 static int ivtv_g_enc_index(struct file *file, void *fh, struct v4l2_enc_idx *idx)
1209 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1210 struct v4l2_enc_idx_entry *e = idx->entry;
1214 entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
1216 if (entries > V4L2_ENC_IDX_ENTRIES)
1217 entries = V4L2_ENC_IDX_ENTRIES;
1219 for (i = 0; i < entries; i++) {
1220 *e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
1221 if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
1226 itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
1230 static int ivtv_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1232 struct ivtv_open_id *id = fh;
1233 struct ivtv *itv = id->itv;
1237 case V4L2_ENC_CMD_START:
1238 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1240 return ivtv_start_capture(id);
1242 case V4L2_ENC_CMD_STOP:
1243 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1244 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1245 ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
1248 case V4L2_ENC_CMD_PAUSE:
1249 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1252 if (!atomic_read(&itv->capturing))
1254 if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1258 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
1261 case V4L2_ENC_CMD_RESUME:
1262 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1265 if (!atomic_read(&itv->capturing))
1268 if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1271 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
1275 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1282 static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1284 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1287 case V4L2_ENC_CMD_START:
1288 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1292 case V4L2_ENC_CMD_STOP:
1293 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1294 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1297 case V4L2_ENC_CMD_PAUSE:
1298 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1302 case V4L2_ENC_CMD_RESUME:
1303 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1307 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1312 static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1314 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1315 u32 data[CX2341X_MBOX_MAX_DATA];
1316 struct yuv_playback_info *yi = &itv->yuv_info;
1319 static u32 pixel_format[16] = {
1320 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
1321 V4L2_PIX_FMT_RGB565,
1322 V4L2_PIX_FMT_RGB555,
1323 V4L2_PIX_FMT_RGB444,
1328 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
1329 V4L2_PIX_FMT_YUV565,
1330 V4L2_PIX_FMT_YUV555,
1331 V4L2_PIX_FMT_YUV444,
1338 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1340 if (!itv->osd_video_pbase)
1343 fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
1344 V4L2_FBUF_CAP_GLOBAL_ALPHA;
1346 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1347 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1348 pixfmt = (data[0] >> 3) & 0xf;
1350 fb->fmt.pixelformat = pixel_format[pixfmt];
1351 fb->fmt.width = itv->osd_rect.width;
1352 fb->fmt.height = itv->osd_rect.height;
1353 fb->fmt.field = V4L2_FIELD_INTERLACED;
1354 fb->fmt.bytesperline = fb->fmt.width;
1355 fb->fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
1356 fb->fmt.field = V4L2_FIELD_INTERLACED;
1358 if (fb->fmt.pixelformat != V4L2_PIX_FMT_PAL8)
1359 fb->fmt.bytesperline *= 2;
1360 if (fb->fmt.pixelformat == V4L2_PIX_FMT_RGB32 ||
1361 fb->fmt.pixelformat == V4L2_PIX_FMT_YUV32)
1362 fb->fmt.bytesperline *= 2;
1363 fb->fmt.sizeimage = fb->fmt.bytesperline * fb->fmt.height;
1364 fb->base = (void *)itv->osd_video_pbase;
1367 if (itv->osd_chroma_key_state)
1368 fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
1370 if (itv->osd_global_alpha_state)
1371 fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
1375 /* no local alpha for RGB565 or unknown formats */
1376 if (pixfmt == 1 || pixfmt > 4)
1379 /* 16-bit formats have inverted local alpha */
1380 if (pixfmt == 2 || pixfmt == 3)
1381 fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
1383 fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
1385 if (itv->osd_local_alpha_state) {
1386 /* 16-bit formats have inverted local alpha */
1387 if (pixfmt == 2 || pixfmt == 3)
1388 fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
1390 fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
1393 fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
1398 static int ivtv_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1400 struct ivtv_open_id *id = fh;
1401 struct ivtv *itv = id->itv;
1402 struct yuv_playback_info *yi = &itv->yuv_info;
1404 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1406 if (!itv->osd_video_pbase)
1409 itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
1410 itv->osd_local_alpha_state =
1411 (fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
1412 itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
1413 ivtv_set_osd_alpha(itv);
1414 yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
1415 return ivtv_g_fbuf(file, fh, fb);
1418 static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
1420 struct ivtv_open_id *id = fh;
1421 struct ivtv *itv = id->itv;
1423 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1426 ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
1431 static int ivtv_log_status(struct file *file, void *fh)
1433 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1434 u32 data[CX2341X_MBOX_MAX_DATA];
1436 int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
1437 struct v4l2_input vidin;
1438 struct v4l2_audio audin;
1441 IVTV_INFO("================= START STATUS CARD #%d =================\n", itv->num);
1442 IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
1443 if (itv->hw_flags & IVTV_HW_TVEEPROM) {
1446 ivtv_read_eeprom(itv, &tv);
1448 ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL);
1449 ivtv_get_input(itv, itv->active_input, &vidin);
1450 ivtv_get_audio_input(itv, itv->audio_input, &audin);
1451 IVTV_INFO("Video Input: %s\n", vidin.name);
1452 IVTV_INFO("Audio Input: %s%s\n", audin.name,
1453 (itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : "");
1455 struct v4l2_output vidout;
1456 struct v4l2_audioout audout;
1457 int mode = itv->output_mode;
1458 static const char * const output_modes[5] = {
1465 static const char * const audio_modes[5] = {
1472 static const char * const alpha_mode[4] = {
1478 static const char * const pixel_format[16] = {
1497 ivtv_get_output(itv, itv->active_output, &vidout);
1498 ivtv_get_audio_output(itv, 0, &audout);
1499 IVTV_INFO("Video Output: %s\n", vidout.name);
1500 IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
1501 audio_modes[itv->audio_stereo_mode],
1502 audio_modes[itv->audio_bilingual_mode]);
1503 if (mode < 0 || mode > OUT_PASSTHROUGH)
1505 IVTV_INFO("Output Mode: %s\n", output_modes[mode]);
1506 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1507 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1508 IVTV_INFO("Overlay: %s, Alpha: %s, Pixel Format: %s\n",
1509 data[0] & 1 ? "On" : "Off",
1510 alpha_mode[(data[0] >> 1) & 0x3],
1511 pixel_format[(data[0] >> 3) & 0xf]);
1513 IVTV_INFO("Tuner: %s\n",
1514 test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV");
1515 cx2341x_log_status(&itv->params, itv->name);
1516 IVTV_INFO("Status flags: 0x%08lx\n", itv->i_flags);
1517 for (i = 0; i < IVTV_MAX_STREAMS; i++) {
1518 struct ivtv_stream *s = &itv->streams[i];
1520 if (s->v4l2dev == NULL || s->buffers == 0)
1522 IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
1523 (s->buffers - s->q_free.buffers) * 100 / s->buffers,
1524 (s->buffers * s->buf_size) / 1024, s->buffers);
1527 IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted);
1528 IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num);
1533 static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
1535 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1536 struct ivtv *itv = id->itv;
1537 int nonblocking = filp->f_flags & O_NONBLOCK;
1538 struct ivtv_stream *s = &itv->streams[id->type];
1541 case IVTV_IOC_DMA_FRAME: {
1542 struct ivtv_dma_frame *args = arg;
1544 IVTV_DEBUG_IOCTL("IVTV_IOC_DMA_FRAME\n");
1545 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1547 if (args->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
1549 if (itv->output_mode == OUT_UDMA_YUV && args->y_source == NULL)
1551 if (ivtv_start_decoding(id, id->type)) {
1554 if (ivtv_set_output_mode(itv, OUT_UDMA_YUV) != OUT_UDMA_YUV) {
1555 ivtv_release_stream(s);
1558 /* Mark that this file handle started the UDMA_YUV mode */
1560 if (args->y_source == NULL)
1562 return ivtv_yuv_prep_frame(itv, args);
1565 case VIDEO_GET_PTS: {
1566 u32 data[CX2341X_MBOX_MAX_DATA];
1569 IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n");
1570 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1574 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1577 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1578 *pts = (u64) ((u64)itv->last_dec_timing[2] << 32) |
1579 (u64)itv->last_dec_timing[1];
1583 if (atomic_read(&itv->decoding)) {
1584 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1585 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1588 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1589 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1590 *pts = (u64) ((u64) data[2] << 32) | (u64) data[1];
1591 /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/
1596 case VIDEO_GET_FRAME_COUNT: {
1597 u32 data[CX2341X_MBOX_MAX_DATA];
1600 IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n");
1601 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1605 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1608 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1609 *frame = itv->last_dec_timing[0];
1613 if (atomic_read(&itv->decoding)) {
1614 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1615 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1618 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1619 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1626 struct video_command vc;
1628 IVTV_DEBUG_IOCTL("VIDEO_PLAY\n");
1629 memset(&vc, 0, sizeof(vc));
1630 vc.cmd = VIDEO_CMD_PLAY;
1631 return ivtv_video_command(itv, id, &vc, 0);
1635 struct video_command vc;
1637 IVTV_DEBUG_IOCTL("VIDEO_STOP\n");
1638 memset(&vc, 0, sizeof(vc));
1639 vc.cmd = VIDEO_CMD_STOP;
1640 vc.flags = VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY;
1641 return ivtv_video_command(itv, id, &vc, 0);
1644 case VIDEO_FREEZE: {
1645 struct video_command vc;
1647 IVTV_DEBUG_IOCTL("VIDEO_FREEZE\n");
1648 memset(&vc, 0, sizeof(vc));
1649 vc.cmd = VIDEO_CMD_FREEZE;
1650 return ivtv_video_command(itv, id, &vc, 0);
1653 case VIDEO_CONTINUE: {
1654 struct video_command vc;
1656 IVTV_DEBUG_IOCTL("VIDEO_CONTINUE\n");
1657 memset(&vc, 0, sizeof(vc));
1658 vc.cmd = VIDEO_CMD_CONTINUE;
1659 return ivtv_video_command(itv, id, &vc, 0);
1663 case VIDEO_TRY_COMMAND: {
1664 struct video_command *vc = arg;
1665 int try = (cmd == VIDEO_TRY_COMMAND);
1668 IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd);
1670 IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd);
1671 return ivtv_video_command(itv, id, vc, try);
1674 case VIDEO_GET_EVENT: {
1675 struct video_event *ev = arg;
1678 IVTV_DEBUG_IOCTL("VIDEO_GET_EVENT\n");
1679 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1681 memset(ev, 0, sizeof(*ev));
1682 set_bit(IVTV_F_I_EV_VSYNC_ENABLED, &itv->i_flags);
1685 if (test_and_clear_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags))
1686 ev->type = VIDEO_EVENT_DECODER_STOPPED;
1687 else if (test_and_clear_bit(IVTV_F_I_EV_VSYNC, &itv->i_flags)) {
1688 ev->type = VIDEO_EVENT_VSYNC;
1689 ev->u.vsync_field = test_bit(IVTV_F_I_EV_VSYNC_FIELD, &itv->i_flags) ?
1690 VIDEO_VSYNC_FIELD_ODD : VIDEO_VSYNC_FIELD_EVEN;
1691 if (itv->output_mode == OUT_UDMA_YUV &&
1692 (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) ==
1693 IVTV_YUV_MODE_PROGRESSIVE) {
1694 ev->u.vsync_field = VIDEO_VSYNC_FIELD_PROGRESSIVE;
1701 /* Wait for event. Note that serialize_lock is locked,
1702 so to allow other processes to access the driver while
1703 we are waiting unlock first and later lock again. */
1704 mutex_unlock(&itv->serialize_lock);
1705 prepare_to_wait(&itv->event_waitq, &wait, TASK_INTERRUPTIBLE);
1706 if ((itv->i_flags & (IVTV_F_I_EV_DEC_STOPPED|IVTV_F_I_EV_VSYNC)) == 0)
1708 finish_wait(&itv->event_waitq, &wait);
1709 mutex_lock(&itv->serialize_lock);
1710 if (signal_pending(current)) {
1711 /* return if a signal was received */
1712 IVTV_DEBUG_INFO("User stopped wait for event\n");
1725 static int ivtv_default(struct file *file, void *fh, int cmd, void *arg)
1727 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1730 case VIDIOC_INT_S_AUDIO_ROUTING: {
1731 struct v4l2_routing *route = arg;
1733 ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
1737 case VIDIOC_INT_RESET: {
1738 u32 val = *(u32 *)arg;
1740 if ((val == 0 && itv->options.newi2c) || (val & 0x01))
1741 ivtv_reset_ir_gpio(itv);
1743 itv->video_dec_func(itv, cmd, NULL);
1753 static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp,
1754 unsigned int cmd, unsigned long arg)
1756 struct video_device *vfd = video_devdata(filp);
1757 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1760 /* Filter dvb ioctls that cannot be handled by the v4l ioctl framework */
1762 case VIDEO_SELECT_SOURCE:
1763 IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n");
1764 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1766 return ivtv_passthrough_mode(itv, arg == VIDEO_SOURCE_DEMUX);
1768 case AUDIO_SET_MUTE:
1769 IVTV_DEBUG_IOCTL("AUDIO_SET_MUTE\n");
1770 itv->speed_mute_audio = arg;
1773 case AUDIO_CHANNEL_SELECT:
1774 IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n");
1775 if (arg > AUDIO_STEREO_SWAPPED)
1777 itv->audio_stereo_mode = arg;
1778 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1781 case AUDIO_BILINGUAL_CHANNEL_SELECT:
1782 IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n");
1783 if (arg > AUDIO_STEREO_SWAPPED)
1785 itv->audio_bilingual_mode = arg;
1786 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1789 case IVTV_IOC_DMA_FRAME:
1791 case VIDEO_GET_FRAME_COUNT:
1792 case VIDEO_GET_EVENT:
1796 case VIDEO_CONTINUE:
1798 case VIDEO_TRY_COMMAND:
1799 return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
1805 /* check priority */
1809 case VIDIOC_S_INPUT:
1810 case VIDIOC_S_OUTPUT:
1811 case VIDIOC_S_TUNER:
1812 case VIDIOC_S_FREQUENCY:
1815 case VIDIOC_S_AUDIO:
1816 case VIDIOC_S_AUDOUT:
1817 case VIDIOC_S_EXT_CTRLS:
1819 case VIDIOC_OVERLAY:
1820 ret = v4l2_prio_check(&itv->prio, &id->prio);
1825 if (ivtv_debug & IVTV_DBGFLG_IOCTL)
1826 vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG;
1827 ret = video_ioctl2(inode, filp, cmd, arg);
1832 int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
1835 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1836 struct ivtv *itv = id->itv;
1839 mutex_lock(&itv->serialize_lock);
1840 res = ivtv_serialized_ioctl(itv, inode, filp, cmd, arg);
1841 mutex_unlock(&itv->serialize_lock);
1845 void ivtv_set_funcs(struct video_device *vdev)
1847 vdev->vidioc_querycap = ivtv_querycap;
1848 vdev->vidioc_g_priority = ivtv_g_priority;
1849 vdev->vidioc_s_priority = ivtv_s_priority;
1850 vdev->vidioc_s_audio = ivtv_s_audio;
1851 vdev->vidioc_g_audio = ivtv_g_audio;
1852 vdev->vidioc_enumaudio = ivtv_enumaudio;
1853 vdev->vidioc_s_audout = ivtv_s_audout;
1854 vdev->vidioc_g_audout = ivtv_g_audout;
1855 vdev->vidioc_enum_input = ivtv_enum_input;
1856 vdev->vidioc_enum_output = ivtv_enum_output;
1857 vdev->vidioc_enumaudout = ivtv_enumaudout;
1858 vdev->vidioc_cropcap = ivtv_cropcap;
1859 vdev->vidioc_s_crop = ivtv_s_crop;
1860 vdev->vidioc_g_crop = ivtv_g_crop;
1861 vdev->vidioc_g_input = ivtv_g_input;
1862 vdev->vidioc_s_input = ivtv_s_input;
1863 vdev->vidioc_g_output = ivtv_g_output;
1864 vdev->vidioc_s_output = ivtv_s_output;
1865 vdev->vidioc_g_frequency = ivtv_g_frequency;
1866 vdev->vidioc_s_frequency = ivtv_s_frequency;
1867 vdev->vidioc_s_tuner = ivtv_s_tuner;
1868 vdev->vidioc_g_tuner = ivtv_g_tuner;
1869 vdev->vidioc_g_enc_index = ivtv_g_enc_index;
1870 vdev->vidioc_g_fbuf = ivtv_g_fbuf;
1871 vdev->vidioc_s_fbuf = ivtv_s_fbuf;
1872 vdev->vidioc_g_std = ivtv_g_std;
1873 vdev->vidioc_s_std = ivtv_s_std;
1874 vdev->vidioc_overlay = ivtv_overlay;
1875 vdev->vidioc_log_status = ivtv_log_status;
1876 vdev->vidioc_enum_fmt_vid_cap = ivtv_enum_fmt_vid_cap;
1877 vdev->vidioc_encoder_cmd = ivtv_encoder_cmd;
1878 vdev->vidioc_try_encoder_cmd = ivtv_try_encoder_cmd;
1879 vdev->vidioc_enum_fmt_vid_out = ivtv_enum_fmt_vid_out;
1880 vdev->vidioc_g_fmt_vid_cap = ivtv_g_fmt_vid_cap;
1881 vdev->vidioc_g_fmt_vbi_cap = ivtv_g_fmt_vbi_cap;
1882 vdev->vidioc_g_fmt_sliced_vbi_cap = ivtv_g_fmt_sliced_vbi_cap;
1883 vdev->vidioc_g_fmt_vid_out = ivtv_g_fmt_vid_out;
1884 vdev->vidioc_g_fmt_vid_out_overlay = ivtv_g_fmt_vid_out_overlay;
1885 vdev->vidioc_g_fmt_sliced_vbi_out = ivtv_g_fmt_sliced_vbi_out;
1886 vdev->vidioc_s_fmt_vid_cap = ivtv_s_fmt_vid_cap;
1887 vdev->vidioc_s_fmt_vbi_cap = ivtv_s_fmt_vbi_cap;
1888 vdev->vidioc_s_fmt_sliced_vbi_cap = ivtv_s_fmt_sliced_vbi_cap;
1889 vdev->vidioc_s_fmt_vid_out = ivtv_s_fmt_vid_out;
1890 vdev->vidioc_s_fmt_vid_out_overlay = ivtv_s_fmt_vid_out_overlay;
1891 vdev->vidioc_s_fmt_sliced_vbi_out = ivtv_s_fmt_sliced_vbi_out;
1892 vdev->vidioc_try_fmt_vid_cap = ivtv_try_fmt_vid_cap;
1893 vdev->vidioc_try_fmt_vbi_cap = ivtv_try_fmt_vbi_cap;
1894 vdev->vidioc_try_fmt_sliced_vbi_cap = ivtv_try_fmt_sliced_vbi_cap;
1895 vdev->vidioc_try_fmt_vid_out = ivtv_try_fmt_vid_out;
1896 vdev->vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay;
1897 vdev->vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out;
1898 vdev->vidioc_g_sliced_vbi_cap = ivtv_g_sliced_vbi_cap;
1899 vdev->vidioc_g_chip_ident = ivtv_g_chip_ident;
1900 #ifdef CONFIG_VIDEO_ADV_DEBUG
1901 vdev->vidioc_g_register = ivtv_g_register;
1902 vdev->vidioc_s_register = ivtv_s_register;
1904 vdev->vidioc_default = ivtv_default;
1905 vdev->vidioc_queryctrl = ivtv_queryctrl;
1906 vdev->vidioc_querymenu = ivtv_querymenu;
1907 vdev->vidioc_g_ctrl = ivtv_g_ctrl;
1908 vdev->vidioc_s_ctrl = ivtv_s_ctrl;
1909 vdev->vidioc_g_ext_ctrls = ivtv_g_ext_ctrls;
1910 vdev->vidioc_s_ext_ctrls = ivtv_s_ext_ctrls;
1911 vdev->vidioc_try_ext_ctrls = ivtv_try_ext_ctrls;