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 void check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
108 for (f = 0; f < 2; f++) {
109 for (l = 0; l < 24; l++) {
110 fmt->service_lines[f][l] = select_service_from_set(f, l, fmt->service_lines[f][l], is_pal);
115 u16 ivtv_get_service_set(struct v4l2_sliced_vbi_format *fmt)
120 for (f = 0; f < 2; f++) {
121 for (l = 0; l < 24; l++) {
122 set |= fmt->service_lines[f][l];
128 void ivtv_set_osd_alpha(struct ivtv *itv)
130 ivtv_vapi(itv, CX2341X_OSD_SET_GLOBAL_ALPHA, 3,
131 itv->osd_global_alpha_state, itv->osd_global_alpha, !itv->osd_local_alpha_state);
132 ivtv_vapi(itv, CX2341X_OSD_SET_CHROMA_KEY, 2, itv->osd_chroma_key_state, itv->osd_chroma_key);
135 int ivtv_set_speed(struct ivtv *itv, int speed)
137 u32 data[CX2341X_MBOX_MAX_DATA];
138 struct ivtv_stream *s;
139 int single_step = (speed == 1 || speed == -1);
142 if (speed == 0) speed = 1000;
145 if (speed == itv->speed && !single_step)
148 s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
150 if (single_step && (speed < 0) == (itv->speed < 0)) {
151 /* Single step video and no need to change direction */
152 ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0);
157 /* Need to change direction */
158 speed = speed < 0 ? -1000 : 1000;
160 data[0] = (speed > 1000 || speed < -1000) ? 0x80000000 : 0;
161 data[0] |= (speed > 1000 || speed < -1500) ? 0x40000000 : 0;
162 data[1] = (speed < 0);
163 data[2] = speed < 0 ? 3 : 7;
164 data[3] = itv->params.video_b_frames;
165 data[4] = (speed == 1500 || speed == 500) ? itv->speed_mute_audio : 0;
169 if (speed == 1500 || speed == -1500) data[0] |= 1;
170 else if (speed == 2000 || speed == -2000) data[0] |= 2;
171 else if (speed > -1000 && speed < 0) data[0] |= (-1000 / speed);
172 else if (speed < 1000 && speed > 0) data[0] |= (1000 / speed);
174 /* If not decoding, just change speed setting */
175 if (atomic_read(&itv->decoding) > 0) {
178 /* Stop all DMA and decoding activity */
179 ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1, 0);
181 /* Wait for any DMA to finish */
182 prepare_to_wait(&itv->dma_waitq, &wait, TASK_INTERRUPTIBLE);
183 while (itv->i_flags & IVTV_F_I_DMA) {
184 got_sig = signal_pending(current);
190 finish_wait(&itv->dma_waitq, &wait);
194 /* Change Speed safely */
195 ivtv_api(itv, CX2341X_DEC_SET_PLAYBACK_SPEED, 7, data);
196 IVTV_DEBUG_INFO("Setting Speed to 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
197 data[0], data[1], data[2], data[3], data[4], data[5], data[6]);
200 speed = (speed < 0) ? -1 : 1;
201 ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0);
207 static int ivtv_validate_speed(int cur_speed, int new_speed)
209 int fact = new_speed < 0 ? -1 : 1;
215 new_speed = -new_speed;
217 cur_speed = -cur_speed;
219 if (cur_speed <= new_speed) {
220 if (new_speed > 1500)
222 if (new_speed > 1000)
226 if (new_speed >= 2000)
228 if (new_speed >= 1500)
230 if (new_speed >= 1000)
235 if (new_speed == 1 || new_speed == 1000)
236 return fact * new_speed;
239 new_speed = 1000 / new_speed;
240 if (1000 / cur_speed == new_speed)
241 new_speed += (cur_speed < s) ? -1 : 1;
242 if (new_speed > 60) return 1000 / (fact * 60);
243 return 1000 / (fact * new_speed);
246 static int ivtv_video_command(struct ivtv *itv, struct ivtv_open_id *id,
247 struct video_command *vc, int try)
249 struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
251 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
255 case VIDEO_CMD_PLAY: {
257 vc->play.speed = ivtv_validate_speed(itv->speed, vc->play.speed);
258 if (vc->play.speed < 0)
259 vc->play.format = VIDEO_PLAY_FMT_GOP;
262 if (ivtv_set_output_mode(itv, OUT_MPG) != OUT_MPG)
264 if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
265 /* forces ivtv_set_speed to be called */
268 return ivtv_start_decoding(id, vc->play.speed);
272 vc->flags &= VIDEO_CMD_STOP_IMMEDIATELY|VIDEO_CMD_STOP_TO_BLACK;
273 if (vc->flags & VIDEO_CMD_STOP_IMMEDIATELY)
276 if (atomic_read(&itv->decoding) == 0)
278 if (itv->output_mode != OUT_MPG)
281 itv->output_mode = OUT_NONE;
282 return ivtv_stop_v4l2_decode_stream(s, vc->flags, vc->stop.pts);
284 case VIDEO_CMD_FREEZE:
285 vc->flags &= VIDEO_CMD_FREEZE_TO_BLACK;
287 if (itv->output_mode != OUT_MPG)
289 if (atomic_read(&itv->decoding) > 0) {
290 ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1,
291 (vc->flags & VIDEO_CMD_FREEZE_TO_BLACK) ? 1 : 0);
292 set_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags);
296 case VIDEO_CMD_CONTINUE:
299 if (itv->output_mode != OUT_MPG)
301 if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
302 int speed = itv->speed;
304 return ivtv_start_decoding(id, speed);
314 static int ivtv_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
316 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
317 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
319 vbifmt->reserved[0] = 0;
320 vbifmt->reserved[1] = 0;
321 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
323 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
325 vbifmt->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
326 vbifmt->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
328 vbifmt->service_lines[0][23] = V4L2_SLICED_WSS_625;
329 vbifmt->service_lines[0][16] = V4L2_SLICED_VPS;
331 vbifmt->service_set = ivtv_get_service_set(vbifmt);
335 static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
337 struct ivtv_open_id *id = fh;
338 struct ivtv *itv = id->itv;
339 struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
341 pixfmt->width = itv->params.width;
342 pixfmt->height = itv->params.height;
343 pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
344 pixfmt->field = V4L2_FIELD_INTERLACED;
346 if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
347 pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
348 /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
350 pixfmt->height * pixfmt->width +
351 pixfmt->height * (pixfmt->width / 2);
352 pixfmt->bytesperline = 720;
354 pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
355 pixfmt->sizeimage = 128 * 1024;
356 pixfmt->bytesperline = 0;
361 static int ivtv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
363 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
364 struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi;
366 vbifmt->sampling_rate = 27000000;
367 vbifmt->offset = 248;
368 vbifmt->samples_per_line = itv->vbi.raw_decoder_line_size - 4;
369 vbifmt->sample_format = V4L2_PIX_FMT_GREY;
370 vbifmt->start[0] = itv->vbi.start[0];
371 vbifmt->start[1] = itv->vbi.start[1];
372 vbifmt->count[0] = vbifmt->count[1] = itv->vbi.count;
374 vbifmt->reserved[0] = 0;
375 vbifmt->reserved[1] = 0;
379 static int ivtv_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
381 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
382 struct ivtv_open_id *id = fh;
383 struct ivtv *itv = id->itv;
385 vbifmt->reserved[0] = 0;
386 vbifmt->reserved[1] = 0;
387 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
389 if (id->type == IVTV_DEC_STREAM_TYPE_VBI) {
390 vbifmt->service_set = itv->is_50hz ? V4L2_SLICED_VBI_625 :
392 ivtv_expand_service_set(vbifmt, itv->is_50hz);
396 itv->video_dec_func(itv, VIDIOC_G_FMT, fmt);
397 vbifmt->service_set = ivtv_get_service_set(vbifmt);
401 static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
403 struct ivtv_open_id *id = fh;
404 struct ivtv *itv = id->itv;
405 struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
407 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
409 pixfmt->width = itv->main_rect.width;
410 pixfmt->height = itv->main_rect.height;
411 pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
412 pixfmt->field = V4L2_FIELD_INTERLACED;
414 if (id->type == IVTV_DEC_STREAM_TYPE_YUV) {
415 switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) {
416 case IVTV_YUV_MODE_INTERLACED:
417 pixfmt->field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ?
418 V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB;
420 case IVTV_YUV_MODE_PROGRESSIVE:
421 pixfmt->field = V4L2_FIELD_NONE;
424 pixfmt->field = V4L2_FIELD_ANY;
427 pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
428 pixfmt->bytesperline = 720;
429 pixfmt->width = itv->yuv_info.v4l2_src_w;
430 pixfmt->height = itv->yuv_info.v4l2_src_h;
431 /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
433 1080 * ((pixfmt->height + 31) & ~31);
435 pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
436 pixfmt->sizeimage = 128 * 1024;
437 pixfmt->bytesperline = 0;
442 static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
444 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
445 struct v4l2_window *winfmt = &fmt->fmt.win;
447 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
449 winfmt->chromakey = itv->osd_chroma_key;
450 winfmt->global_alpha = itv->osd_global_alpha;
451 winfmt->field = V4L2_FIELD_INTERLACED;
452 winfmt->clips = NULL;
453 winfmt->clipcount = 0;
454 winfmt->bitmap = NULL;
455 winfmt->w.top = winfmt->w.left = 0;
456 winfmt->w.width = itv->osd_rect.width;
457 winfmt->w.height = itv->osd_rect.height;
461 static int ivtv_try_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
463 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
466 static int ivtv_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
468 struct ivtv_open_id *id = fh;
469 struct ivtv *itv = id->itv;
470 int w = fmt->fmt.pix.width;
471 int h = fmt->fmt.pix.height;
475 h = min(h, itv->is_50hz ? 576 : 480);
477 ivtv_g_fmt_vid_cap(file, fh, fmt);
478 fmt->fmt.pix.width = w;
479 fmt->fmt.pix.height = h;
483 static int ivtv_try_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
485 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
488 static int ivtv_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
490 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
491 struct ivtv_open_id *id = fh;
492 struct ivtv *itv = id->itv;
494 if (id->type == IVTV_DEC_STREAM_TYPE_VBI)
495 return ivtv_g_fmt_sliced_vbi_cap(file, fh, fmt);
497 /* set sliced VBI capture format */
498 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
499 vbifmt->reserved[0] = 0;
500 vbifmt->reserved[1] = 0;
502 if (vbifmt->service_set)
503 ivtv_expand_service_set(vbifmt, itv->is_50hz);
504 check_service_set(vbifmt, itv->is_50hz);
505 vbifmt->service_set = ivtv_get_service_set(vbifmt);
509 static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
511 struct ivtv_open_id *id = fh;
512 struct ivtv *itv = id->itv;
513 s32 w = fmt->fmt.pix.width;
514 s32 h = fmt->fmt.pix.height;
515 int field = fmt->fmt.pix.field;
516 int ret = ivtv_g_fmt_vid_out(file, fh, fmt);
520 h = min(h, itv->is_out_50hz ? 576 : 480);
522 if (id->type == IVTV_DEC_STREAM_TYPE_YUV)
523 fmt->fmt.pix.field = field;
524 fmt->fmt.pix.width = w;
525 fmt->fmt.pix.height = h;
529 static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
531 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
532 u32 chromakey = fmt->fmt.win.chromakey;
533 u8 global_alpha = fmt->fmt.win.global_alpha;
535 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
537 ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
538 fmt->fmt.win.chromakey = chromakey;
539 fmt->fmt.win.global_alpha = global_alpha;
543 static int ivtv_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
545 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
548 static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
550 struct ivtv_open_id *id = fh;
551 struct ivtv *itv = id->itv;
552 struct cx2341x_mpeg_params *p = &itv->params;
553 int ret = ivtv_try_fmt_vid_cap(file, fh, fmt);
554 int w = fmt->fmt.pix.width;
555 int h = fmt->fmt.pix.height;
560 if (p->width == w && p->height == h)
563 if (atomic_read(&itv->capturing) > 0)
568 if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
569 fmt->fmt.pix.width /= 2;
570 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
571 return ivtv_g_fmt_vid_cap(file, fh, fmt);
574 static int ivtv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
576 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
578 if (!ivtv_raw_vbi(itv) && atomic_read(&itv->capturing) > 0)
580 itv->vbi.sliced_in->service_set = 0;
581 itv->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE;
582 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
583 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
586 static int ivtv_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
588 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
589 struct ivtv_open_id *id = fh;
590 struct ivtv *itv = id->itv;
591 int ret = ivtv_try_fmt_sliced_vbi_cap(file, fh, fmt);
593 if (ret || id->type == IVTV_DEC_STREAM_TYPE_VBI)
596 check_service_set(vbifmt, itv->is_50hz);
597 if (ivtv_raw_vbi(itv) && atomic_read(&itv->capturing) > 0)
599 itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
600 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
601 memcpy(itv->vbi.sliced_in, vbifmt, sizeof(*itv->vbi.sliced_in));
605 static int ivtv_s_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
607 struct ivtv_open_id *id = fh;
608 struct ivtv *itv = id->itv;
609 struct yuv_playback_info *yi = &itv->yuv_info;
610 int ret = ivtv_try_fmt_vid_out(file, fh, fmt);
615 if (id->type != IVTV_DEC_STREAM_TYPE_YUV)
618 /* Return now if we already have some frame data */
622 yi->v4l2_src_w = fmt->fmt.pix.width;
623 yi->v4l2_src_h = fmt->fmt.pix.height;
625 switch (fmt->fmt.pix.field) {
626 case V4L2_FIELD_NONE:
627 yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE;
630 yi->lace_mode = IVTV_YUV_MODE_AUTO;
632 case V4L2_FIELD_INTERLACED_BT:
634 IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD;
636 case V4L2_FIELD_INTERLACED_TB:
638 yi->lace_mode = IVTV_YUV_MODE_INTERLACED;
641 yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1;
643 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
644 itv->dma_data_req_size =
645 1080 * ((yi->v4l2_src_h + 31) & ~31);
650 static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
652 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
653 int ret = ivtv_try_fmt_vid_out_overlay(file, fh, fmt);
656 itv->osd_chroma_key = fmt->fmt.win.chromakey;
657 itv->osd_global_alpha = fmt->fmt.win.global_alpha;
658 ivtv_set_osd_alpha(itv);
663 static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_chip_ident *chip)
665 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
667 chip->ident = V4L2_IDENT_NONE;
669 if (chip->match_type == V4L2_CHIP_MATCH_HOST) {
670 if (v4l2_chip_match_host(chip->match_type, chip->match_chip))
671 chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
674 if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
675 return ivtv_i2c_id(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
676 if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
677 return ivtv_call_i2c_client(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
681 #ifdef CONFIG_VIDEO_ADV_DEBUG
682 static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg)
684 struct v4l2_register *regs = arg;
686 volatile u8 __iomem *reg_start;
688 if (!capable(CAP_SYS_ADMIN))
690 if (regs->reg >= IVTV_REG_OFFSET && regs->reg < IVTV_REG_OFFSET + IVTV_REG_SIZE)
691 reg_start = itv->reg_mem - IVTV_REG_OFFSET;
692 else if (itv->has_cx23415 && regs->reg >= IVTV_DECODER_OFFSET &&
693 regs->reg < IVTV_DECODER_OFFSET + IVTV_DECODER_SIZE)
694 reg_start = itv->dec_mem - IVTV_DECODER_OFFSET;
695 else if (regs->reg >= 0 && regs->reg < IVTV_ENCODER_SIZE)
696 reg_start = itv->enc_mem;
700 spin_lock_irqsave(&ivtv_cards_lock, flags);
701 if (cmd == VIDIOC_DBG_G_REGISTER)
702 regs->val = readl(regs->reg + reg_start);
704 writel(regs->val, regs->reg + reg_start);
705 spin_unlock_irqrestore(&ivtv_cards_lock, flags);
709 static int ivtv_g_register(struct file *file, void *fh, struct v4l2_register *reg)
711 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
713 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
714 return ivtv_itvc(itv, VIDIOC_DBG_G_REGISTER, reg);
715 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
716 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
717 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
720 static int ivtv_s_register(struct file *file, void *fh, struct v4l2_register *reg)
722 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
724 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
725 return ivtv_itvc(itv, VIDIOC_DBG_S_REGISTER, reg);
726 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
727 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
728 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
732 static int ivtv_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
734 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
736 *p = v4l2_prio_max(&itv->prio);
741 static int ivtv_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
743 struct ivtv_open_id *id = fh;
744 struct ivtv *itv = id->itv;
746 return v4l2_prio_change(&itv->prio, &id->prio, prio);
749 static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
751 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
753 strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
754 strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
755 snprintf(vcap->bus_info, sizeof(vcap->bus_info), "PCI:%s", pci_name(itv->dev));
756 vcap->version = IVTV_DRIVER_VERSION; /* version */
757 vcap->capabilities = itv->v4l2_cap; /* capabilities */
761 static int ivtv_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
763 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
765 return ivtv_get_audio_input(itv, vin->index, vin);
768 static int ivtv_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
770 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
772 vin->index = itv->audio_input;
773 return ivtv_get_audio_input(itv, vin->index, vin);
776 static int ivtv_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
778 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
780 if (vout->index >= itv->nof_audio_inputs)
783 itv->audio_input = vout->index;
784 ivtv_audio_set_io(itv);
789 static int ivtv_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vin)
791 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
793 /* set it to defaults from our table */
794 return ivtv_get_audio_output(itv, vin->index, vin);
797 static int ivtv_g_audout(struct file *file, void *fh, struct v4l2_audioout *vin)
799 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
802 return ivtv_get_audio_output(itv, vin->index, vin);
805 static int ivtv_s_audout(struct file *file, void *fh, struct v4l2_audioout *vout)
807 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
809 return ivtv_get_audio_output(itv, vout->index, vout);
812 static int ivtv_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
814 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
816 /* set it to defaults from our table */
817 return ivtv_get_input(itv, vin->index, vin);
820 static int ivtv_enum_output(struct file *file, void *fh, struct v4l2_output *vout)
822 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
824 return ivtv_get_output(itv, vout->index, vout);
827 static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropcap)
829 struct ivtv_open_id *id = fh;
830 struct ivtv *itv = id->itv;
831 struct yuv_playback_info *yi = &itv->yuv_info;
834 streamtype = id->type;
836 if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
838 cropcap->bounds.top = cropcap->bounds.left = 0;
839 cropcap->bounds.width = 720;
840 if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
841 cropcap->bounds.height = itv->is_50hz ? 576 : 480;
842 cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
843 cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
844 } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
846 cropcap->bounds.width = yi->osd_full_w;
847 cropcap->bounds.height = yi->osd_full_h;
849 cropcap->bounds.width = 720;
850 cropcap->bounds.height =
851 itv->is_out_50hz ? 576 : 480;
853 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
854 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
856 cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
857 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
858 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
860 cropcap->defrect = cropcap->bounds;
864 static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
866 struct ivtv_open_id *id = fh;
867 struct ivtv *itv = id->itv;
868 struct yuv_playback_info *yi = &itv->yuv_info;
871 streamtype = id->type;
873 if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
874 printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
875 /* Should be replaced */
876 /* v4l_printk_ioctl(VIDIOC_S_CROP); */
879 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
880 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
881 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
882 yi->main_rect = crop->c;
885 if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
886 crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
887 itv->main_rect = crop->c;
896 static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
898 struct ivtv_open_id *id = fh;
899 struct ivtv *itv = id->itv;
900 struct yuv_playback_info *yi = &itv->yuv_info;
903 streamtype = id->type;
905 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
906 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
907 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
908 crop->c = yi->main_rect;
910 crop->c = itv->main_rect;
916 static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
918 static struct v4l2_fmtdesc formats[] = {
920 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
923 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
924 "MPEG", V4L2_PIX_FMT_MPEG,
928 enum v4l2_buf_type type = fmt->type;
933 *fmt = formats[fmt->index];
938 static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
940 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
942 static struct v4l2_fmtdesc formats[] = {
944 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
947 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
948 "MPEG", V4L2_PIX_FMT_MPEG,
952 enum v4l2_buf_type type = fmt->type;
954 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
960 *fmt = formats[fmt->index];
966 static int ivtv_g_input(struct file *file, void *fh, unsigned int *i)
968 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
970 *i = itv->active_input;
975 int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
977 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
979 if (inp < 0 || inp >= itv->nof_inputs)
982 if (inp == itv->active_input) {
983 IVTV_DEBUG_INFO("Input unchanged\n");
987 if (atomic_read(&itv->capturing) > 0) {
991 IVTV_DEBUG_INFO("Changing input from %d to %d\n",
992 itv->active_input, inp);
994 itv->active_input = inp;
995 /* Set the audio input to whatever is appropriate for the
997 itv->audio_input = itv->card->video_inputs[inp].audio_index;
999 /* prevent others from messing with the streams until
1000 we're finished changing inputs. */
1002 ivtv_video_set_io(itv);
1003 ivtv_audio_set_io(itv);
1009 static int ivtv_g_output(struct file *file, void *fh, unsigned int *i)
1011 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1013 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1016 *i = itv->active_output;
1021 static int ivtv_s_output(struct file *file, void *fh, unsigned int outp)
1023 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1024 struct v4l2_routing route;
1026 if (outp >= itv->card->nof_outputs)
1029 if (outp == itv->active_output) {
1030 IVTV_DEBUG_INFO("Output unchanged\n");
1033 IVTV_DEBUG_INFO("Changing output from %d to %d\n",
1034 itv->active_output, outp);
1036 itv->active_output = outp;
1037 route.input = SAA7127_INPUT_TYPE_NORMAL;
1038 route.output = itv->card->video_outputs[outp].video_output;
1039 ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
1044 static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1046 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1051 ivtv_call_i2c_clients(itv, VIDIOC_G_FREQUENCY, vf);
1055 int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1057 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1063 IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
1064 ivtv_call_i2c_clients(itv, VIDIOC_S_FREQUENCY, vf);
1069 static int ivtv_g_std(struct file *file, void *fh, v4l2_std_id *std)
1071 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1077 int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
1079 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1080 struct yuv_playback_info *yi = &itv->yuv_info;
1082 if ((*std & V4L2_STD_ALL) == 0)
1085 if (*std == itv->std)
1088 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
1089 atomic_read(&itv->capturing) > 0 ||
1090 atomic_read(&itv->decoding) > 0) {
1091 /* Switching standard would turn off the radio or mess
1092 with already running streams, prevent that by
1098 itv->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
1099 itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
1100 itv->params.width = 720;
1101 itv->params.height = itv->is_50hz ? 576 : 480;
1102 itv->vbi.count = itv->is_50hz ? 18 : 12;
1103 itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
1104 itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
1106 if (itv->hw_flags & IVTV_HW_CX25840)
1107 itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
1109 IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
1112 ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
1114 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1115 /* set display standard */
1116 itv->std_out = *std;
1117 itv->is_out_60hz = itv->is_60hz;
1118 itv->is_out_50hz = itv->is_50hz;
1119 ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
1120 ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
1121 itv->main_rect.left = itv->main_rect.top = 0;
1122 itv->main_rect.width = 720;
1123 itv->main_rect.height = itv->params.height;
1124 ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
1125 720, itv->main_rect.height, 0, 0);
1126 yi->main_rect = itv->main_rect;
1127 if (!itv->osd_info) {
1128 yi->osd_full_w = 720;
1129 yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
1135 static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1137 struct ivtv_open_id *id = fh;
1138 struct ivtv *itv = id->itv;
1143 ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
1148 static int ivtv_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1150 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1155 ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
1157 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
1158 strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
1159 vt->type = V4L2_TUNER_RADIO;
1161 strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
1162 vt->type = V4L2_TUNER_ANALOG_TV;
1168 static int ivtv_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap)
1170 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1171 int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
1174 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
1175 for (f = 0; f < 2; f++) {
1176 for (l = 0; l < 24; l++) {
1177 if (valid_service_line(f, l, itv->is_50hz))
1178 cap->service_lines[f][l] = set;
1183 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
1184 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
1187 cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
1188 cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
1190 cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
1191 cap->service_lines[0][16] = V4L2_SLICED_VPS;
1198 static int ivtv_g_enc_index(struct file *file, void *fh, struct v4l2_enc_idx *idx)
1200 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1201 struct v4l2_enc_idx_entry *e = idx->entry;
1205 entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
1207 if (entries > V4L2_ENC_IDX_ENTRIES)
1208 entries = V4L2_ENC_IDX_ENTRIES;
1210 for (i = 0; i < entries; i++) {
1211 *e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
1212 if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
1217 itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
1221 static int ivtv_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1223 struct ivtv_open_id *id = fh;
1224 struct ivtv *itv = id->itv;
1228 case V4L2_ENC_CMD_START:
1229 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1231 return ivtv_start_capture(id);
1233 case V4L2_ENC_CMD_STOP:
1234 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1235 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1236 ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
1239 case V4L2_ENC_CMD_PAUSE:
1240 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1243 if (!atomic_read(&itv->capturing))
1245 if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1249 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
1252 case V4L2_ENC_CMD_RESUME:
1253 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1256 if (!atomic_read(&itv->capturing))
1259 if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1262 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
1266 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1273 static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1275 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1278 case V4L2_ENC_CMD_START:
1279 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1283 case V4L2_ENC_CMD_STOP:
1284 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1285 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1288 case V4L2_ENC_CMD_PAUSE:
1289 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1293 case V4L2_ENC_CMD_RESUME:
1294 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1298 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1303 static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1305 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1306 u32 data[CX2341X_MBOX_MAX_DATA];
1307 struct yuv_playback_info *yi = &itv->yuv_info;
1310 static u32 pixel_format[16] = {
1311 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
1312 V4L2_PIX_FMT_RGB565,
1313 V4L2_PIX_FMT_RGB555,
1314 V4L2_PIX_FMT_RGB444,
1319 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
1320 V4L2_PIX_FMT_YUV565,
1321 V4L2_PIX_FMT_YUV555,
1322 V4L2_PIX_FMT_YUV444,
1329 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1331 if (!itv->osd_video_pbase)
1334 fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
1335 V4L2_FBUF_CAP_GLOBAL_ALPHA;
1337 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1338 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1339 pixfmt = (data[0] >> 3) & 0xf;
1341 fb->fmt.pixelformat = pixel_format[pixfmt];
1342 fb->fmt.width = itv->osd_rect.width;
1343 fb->fmt.height = itv->osd_rect.height;
1344 fb->fmt.field = V4L2_FIELD_INTERLACED;
1345 fb->fmt.bytesperline = fb->fmt.width;
1346 fb->fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
1347 fb->fmt.field = V4L2_FIELD_INTERLACED;
1349 if (fb->fmt.pixelformat != V4L2_PIX_FMT_PAL8)
1350 fb->fmt.bytesperline *= 2;
1351 if (fb->fmt.pixelformat == V4L2_PIX_FMT_RGB32 ||
1352 fb->fmt.pixelformat == V4L2_PIX_FMT_YUV32)
1353 fb->fmt.bytesperline *= 2;
1354 fb->fmt.sizeimage = fb->fmt.bytesperline * fb->fmt.height;
1355 fb->base = (void *)itv->osd_video_pbase;
1358 if (itv->osd_chroma_key_state)
1359 fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
1361 if (itv->osd_global_alpha_state)
1362 fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
1365 fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
1369 /* no local alpha for RGB565 or unknown formats */
1370 if (pixfmt == 1 || pixfmt > 4)
1373 /* 16-bit formats have inverted local alpha */
1374 if (pixfmt == 2 || pixfmt == 3)
1375 fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
1377 fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
1379 if (itv->osd_local_alpha_state) {
1380 /* 16-bit formats have inverted local alpha */
1381 if (pixfmt == 2 || pixfmt == 3)
1382 fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
1384 fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
1390 static int ivtv_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1392 struct ivtv_open_id *id = fh;
1393 struct ivtv *itv = id->itv;
1394 struct yuv_playback_info *yi = &itv->yuv_info;
1396 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1398 if (!itv->osd_video_pbase)
1401 itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
1402 itv->osd_local_alpha_state =
1403 (fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
1404 itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
1405 ivtv_set_osd_alpha(itv);
1406 yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
1407 return ivtv_g_fbuf(file, fh, fb);
1410 static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
1412 struct ivtv_open_id *id = fh;
1413 struct ivtv *itv = id->itv;
1415 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1418 ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
1423 static int ivtv_log_status(struct file *file, void *fh)
1425 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1426 u32 data[CX2341X_MBOX_MAX_DATA];
1428 int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
1429 struct v4l2_input vidin;
1430 struct v4l2_audio audin;
1433 IVTV_INFO("================= START STATUS CARD #%d =================\n", itv->num);
1434 IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
1435 if (itv->hw_flags & IVTV_HW_TVEEPROM) {
1438 ivtv_read_eeprom(itv, &tv);
1440 ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL);
1441 ivtv_get_input(itv, itv->active_input, &vidin);
1442 ivtv_get_audio_input(itv, itv->audio_input, &audin);
1443 IVTV_INFO("Video Input: %s\n", vidin.name);
1444 IVTV_INFO("Audio Input: %s%s\n", audin.name,
1445 (itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : "");
1447 struct v4l2_output vidout;
1448 struct v4l2_audioout audout;
1449 int mode = itv->output_mode;
1450 static const char * const output_modes[5] = {
1457 static const char * const audio_modes[5] = {
1464 static const char * const alpha_mode[4] = {
1470 static const char * const pixel_format[16] = {
1489 ivtv_get_output(itv, itv->active_output, &vidout);
1490 ivtv_get_audio_output(itv, 0, &audout);
1491 IVTV_INFO("Video Output: %s\n", vidout.name);
1492 IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
1493 audio_modes[itv->audio_stereo_mode],
1494 audio_modes[itv->audio_bilingual_mode]);
1495 if (mode < 0 || mode > OUT_PASSTHROUGH)
1497 IVTV_INFO("Output Mode: %s\n", output_modes[mode]);
1498 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1499 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1500 IVTV_INFO("Overlay: %s, Alpha: %s, Pixel Format: %s\n",
1501 data[0] & 1 ? "On" : "Off",
1502 alpha_mode[(data[0] >> 1) & 0x3],
1503 pixel_format[(data[0] >> 3) & 0xf]);
1505 IVTV_INFO("Tuner: %s\n",
1506 test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV");
1507 cx2341x_log_status(&itv->params, itv->name);
1508 IVTV_INFO("Status flags: 0x%08lx\n", itv->i_flags);
1509 for (i = 0; i < IVTV_MAX_STREAMS; i++) {
1510 struct ivtv_stream *s = &itv->streams[i];
1512 if (s->v4l2dev == NULL || s->buffers == 0)
1514 IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
1515 (s->buffers - s->q_free.buffers) * 100 / s->buffers,
1516 (s->buffers * s->buf_size) / 1024, s->buffers);
1519 IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted);
1520 IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num);
1525 static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
1527 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1528 struct ivtv *itv = id->itv;
1529 int nonblocking = filp->f_flags & O_NONBLOCK;
1530 struct ivtv_stream *s = &itv->streams[id->type];
1533 case IVTV_IOC_DMA_FRAME: {
1534 struct ivtv_dma_frame *args = arg;
1536 IVTV_DEBUG_IOCTL("IVTV_IOC_DMA_FRAME\n");
1537 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1539 if (args->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
1541 if (itv->output_mode == OUT_UDMA_YUV && args->y_source == NULL)
1543 if (ivtv_start_decoding(id, id->type)) {
1546 if (ivtv_set_output_mode(itv, OUT_UDMA_YUV) != OUT_UDMA_YUV) {
1547 ivtv_release_stream(s);
1550 /* Mark that this file handle started the UDMA_YUV mode */
1552 if (args->y_source == NULL)
1554 return ivtv_yuv_prep_frame(itv, args);
1557 case VIDEO_GET_PTS: {
1558 u32 data[CX2341X_MBOX_MAX_DATA];
1561 IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n");
1562 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1566 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1569 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1570 *pts = (u64) ((u64)itv->last_dec_timing[2] << 32) |
1571 (u64)itv->last_dec_timing[1];
1575 if (atomic_read(&itv->decoding)) {
1576 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1577 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1580 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1581 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1582 *pts = (u64) ((u64) data[2] << 32) | (u64) data[1];
1583 /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/
1588 case VIDEO_GET_FRAME_COUNT: {
1589 u32 data[CX2341X_MBOX_MAX_DATA];
1592 IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n");
1593 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1597 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1600 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1601 *frame = itv->last_dec_timing[0];
1605 if (atomic_read(&itv->decoding)) {
1606 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1607 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1610 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1611 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1618 struct video_command vc;
1620 IVTV_DEBUG_IOCTL("VIDEO_PLAY\n");
1621 memset(&vc, 0, sizeof(vc));
1622 vc.cmd = VIDEO_CMD_PLAY;
1623 return ivtv_video_command(itv, id, &vc, 0);
1627 struct video_command vc;
1629 IVTV_DEBUG_IOCTL("VIDEO_STOP\n");
1630 memset(&vc, 0, sizeof(vc));
1631 vc.cmd = VIDEO_CMD_STOP;
1632 vc.flags = VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY;
1633 return ivtv_video_command(itv, id, &vc, 0);
1636 case VIDEO_FREEZE: {
1637 struct video_command vc;
1639 IVTV_DEBUG_IOCTL("VIDEO_FREEZE\n");
1640 memset(&vc, 0, sizeof(vc));
1641 vc.cmd = VIDEO_CMD_FREEZE;
1642 return ivtv_video_command(itv, id, &vc, 0);
1645 case VIDEO_CONTINUE: {
1646 struct video_command vc;
1648 IVTV_DEBUG_IOCTL("VIDEO_CONTINUE\n");
1649 memset(&vc, 0, sizeof(vc));
1650 vc.cmd = VIDEO_CMD_CONTINUE;
1651 return ivtv_video_command(itv, id, &vc, 0);
1655 case VIDEO_TRY_COMMAND: {
1656 struct video_command *vc = arg;
1657 int try = (cmd == VIDEO_TRY_COMMAND);
1660 IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd);
1662 IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd);
1663 return ivtv_video_command(itv, id, vc, try);
1666 case VIDEO_GET_EVENT: {
1667 struct video_event *ev = arg;
1670 IVTV_DEBUG_IOCTL("VIDEO_GET_EVENT\n");
1671 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1673 memset(ev, 0, sizeof(*ev));
1674 set_bit(IVTV_F_I_EV_VSYNC_ENABLED, &itv->i_flags);
1677 if (test_and_clear_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags))
1678 ev->type = VIDEO_EVENT_DECODER_STOPPED;
1679 else if (test_and_clear_bit(IVTV_F_I_EV_VSYNC, &itv->i_flags)) {
1680 ev->type = VIDEO_EVENT_VSYNC;
1681 ev->u.vsync_field = test_bit(IVTV_F_I_EV_VSYNC_FIELD, &itv->i_flags) ?
1682 VIDEO_VSYNC_FIELD_ODD : VIDEO_VSYNC_FIELD_EVEN;
1683 if (itv->output_mode == OUT_UDMA_YUV &&
1684 (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) ==
1685 IVTV_YUV_MODE_PROGRESSIVE) {
1686 ev->u.vsync_field = VIDEO_VSYNC_FIELD_PROGRESSIVE;
1693 /* Wait for event. Note that serialize_lock is locked,
1694 so to allow other processes to access the driver while
1695 we are waiting unlock first and later lock again. */
1696 mutex_unlock(&itv->serialize_lock);
1697 prepare_to_wait(&itv->event_waitq, &wait, TASK_INTERRUPTIBLE);
1698 if ((itv->i_flags & (IVTV_F_I_EV_DEC_STOPPED|IVTV_F_I_EV_VSYNC)) == 0)
1700 finish_wait(&itv->event_waitq, &wait);
1701 mutex_lock(&itv->serialize_lock);
1702 if (signal_pending(current)) {
1703 /* return if a signal was received */
1704 IVTV_DEBUG_INFO("User stopped wait for event\n");
1717 static int ivtv_default(struct file *file, void *fh, int cmd, void *arg)
1719 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1722 case VIDIOC_INT_S_AUDIO_ROUTING: {
1723 struct v4l2_routing *route = arg;
1725 ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
1729 case VIDIOC_INT_RESET: {
1730 u32 val = *(u32 *)arg;
1732 if ((val == 0 && itv->options.newi2c) || (val & 0x01))
1733 ivtv_reset_ir_gpio(itv);
1735 itv->video_dec_func(itv, cmd, NULL);
1745 static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp,
1746 unsigned int cmd, unsigned long arg)
1748 struct video_device *vfd = video_devdata(filp);
1749 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1752 /* Filter dvb ioctls that cannot be handled by the v4l ioctl framework */
1754 case VIDEO_SELECT_SOURCE:
1755 IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n");
1756 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1758 return ivtv_passthrough_mode(itv, arg == VIDEO_SOURCE_DEMUX);
1760 case AUDIO_SET_MUTE:
1761 IVTV_DEBUG_IOCTL("AUDIO_SET_MUTE\n");
1762 itv->speed_mute_audio = arg;
1765 case AUDIO_CHANNEL_SELECT:
1766 IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n");
1767 if (arg > AUDIO_STEREO_SWAPPED)
1769 itv->audio_stereo_mode = arg;
1770 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1773 case AUDIO_BILINGUAL_CHANNEL_SELECT:
1774 IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n");
1775 if (arg > AUDIO_STEREO_SWAPPED)
1777 itv->audio_bilingual_mode = arg;
1778 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1781 case IVTV_IOC_DMA_FRAME:
1783 case VIDEO_GET_FRAME_COUNT:
1784 case VIDEO_GET_EVENT:
1788 case VIDEO_CONTINUE:
1790 case VIDEO_TRY_COMMAND:
1791 return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
1797 /* check priority */
1801 case VIDIOC_S_INPUT:
1802 case VIDIOC_S_OUTPUT:
1803 case VIDIOC_S_TUNER:
1804 case VIDIOC_S_FREQUENCY:
1807 case VIDIOC_S_AUDIO:
1808 case VIDIOC_S_AUDOUT:
1809 case VIDIOC_S_EXT_CTRLS:
1811 case VIDIOC_OVERLAY:
1812 ret = v4l2_prio_check(&itv->prio, &id->prio);
1817 if (ivtv_debug & IVTV_DBGFLG_IOCTL)
1818 vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG;
1819 ret = video_ioctl2(inode, filp, cmd, arg);
1824 int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
1827 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1828 struct ivtv *itv = id->itv;
1831 mutex_lock(&itv->serialize_lock);
1832 res = ivtv_serialized_ioctl(itv, inode, filp, cmd, arg);
1833 mutex_unlock(&itv->serialize_lock);
1837 static const struct v4l2_ioctl_ops ivtv_ioctl_ops = {
1838 .vidioc_querycap = ivtv_querycap,
1839 .vidioc_g_priority = ivtv_g_priority,
1840 .vidioc_s_priority = ivtv_s_priority,
1841 .vidioc_s_audio = ivtv_s_audio,
1842 .vidioc_g_audio = ivtv_g_audio,
1843 .vidioc_enumaudio = ivtv_enumaudio,
1844 .vidioc_s_audout = ivtv_s_audout,
1845 .vidioc_g_audout = ivtv_g_audout,
1846 .vidioc_enum_input = ivtv_enum_input,
1847 .vidioc_enum_output = ivtv_enum_output,
1848 .vidioc_enumaudout = ivtv_enumaudout,
1849 .vidioc_cropcap = ivtv_cropcap,
1850 .vidioc_s_crop = ivtv_s_crop,
1851 .vidioc_g_crop = ivtv_g_crop,
1852 .vidioc_g_input = ivtv_g_input,
1853 .vidioc_s_input = ivtv_s_input,
1854 .vidioc_g_output = ivtv_g_output,
1855 .vidioc_s_output = ivtv_s_output,
1856 .vidioc_g_frequency = ivtv_g_frequency,
1857 .vidioc_s_frequency = ivtv_s_frequency,
1858 .vidioc_s_tuner = ivtv_s_tuner,
1859 .vidioc_g_tuner = ivtv_g_tuner,
1860 .vidioc_g_enc_index = ivtv_g_enc_index,
1861 .vidioc_g_fbuf = ivtv_g_fbuf,
1862 .vidioc_s_fbuf = ivtv_s_fbuf,
1863 .vidioc_g_std = ivtv_g_std,
1864 .vidioc_s_std = ivtv_s_std,
1865 .vidioc_overlay = ivtv_overlay,
1866 .vidioc_log_status = ivtv_log_status,
1867 .vidioc_enum_fmt_vid_cap = ivtv_enum_fmt_vid_cap,
1868 .vidioc_encoder_cmd = ivtv_encoder_cmd,
1869 .vidioc_try_encoder_cmd = ivtv_try_encoder_cmd,
1870 .vidioc_enum_fmt_vid_out = ivtv_enum_fmt_vid_out,
1871 .vidioc_g_fmt_vid_cap = ivtv_g_fmt_vid_cap,
1872 .vidioc_g_fmt_vbi_cap = ivtv_g_fmt_vbi_cap,
1873 .vidioc_g_fmt_sliced_vbi_cap = ivtv_g_fmt_sliced_vbi_cap,
1874 .vidioc_g_fmt_vid_out = ivtv_g_fmt_vid_out,
1875 .vidioc_g_fmt_vid_out_overlay = ivtv_g_fmt_vid_out_overlay,
1876 .vidioc_g_fmt_sliced_vbi_out = ivtv_g_fmt_sliced_vbi_out,
1877 .vidioc_s_fmt_vid_cap = ivtv_s_fmt_vid_cap,
1878 .vidioc_s_fmt_vbi_cap = ivtv_s_fmt_vbi_cap,
1879 .vidioc_s_fmt_sliced_vbi_cap = ivtv_s_fmt_sliced_vbi_cap,
1880 .vidioc_s_fmt_vid_out = ivtv_s_fmt_vid_out,
1881 .vidioc_s_fmt_vid_out_overlay = ivtv_s_fmt_vid_out_overlay,
1882 .vidioc_s_fmt_sliced_vbi_out = ivtv_s_fmt_sliced_vbi_out,
1883 .vidioc_try_fmt_vid_cap = ivtv_try_fmt_vid_cap,
1884 .vidioc_try_fmt_vbi_cap = ivtv_try_fmt_vbi_cap,
1885 .vidioc_try_fmt_sliced_vbi_cap = ivtv_try_fmt_sliced_vbi_cap,
1886 .vidioc_try_fmt_vid_out = ivtv_try_fmt_vid_out,
1887 .vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay,
1888 .vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out,
1889 .vidioc_g_sliced_vbi_cap = ivtv_g_sliced_vbi_cap,
1890 .vidioc_g_chip_ident = ivtv_g_chip_ident,
1891 #ifdef CONFIG_VIDEO_ADV_DEBUG
1892 .vidioc_g_register = ivtv_g_register,
1893 .vidioc_s_register = ivtv_s_register,
1895 .vidioc_default = ivtv_default,
1896 .vidioc_queryctrl = ivtv_queryctrl,
1897 .vidioc_querymenu = ivtv_querymenu,
1898 .vidioc_g_ext_ctrls = ivtv_g_ext_ctrls,
1899 .vidioc_s_ext_ctrls = ivtv_s_ext_ctrls,
1900 .vidioc_try_ext_ctrls = ivtv_try_ext_ctrls,
1903 void ivtv_set_funcs(struct video_device *vdev)
1905 vdev->ioctl_ops = &ivtv_ioctl_ops;