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;
515 s32 w = fmt->fmt.pix.width;
516 s32 h = fmt->fmt.pix.height;
517 int field = fmt->fmt.pix.field;
518 int ret = ivtv_g_fmt_vid_out(file, fh, fmt);
520 if (!ret && id->type == IVTV_DEC_STREAM_TYPE_YUV) {
521 fmt->fmt.pix.field = field;
527 fmt->fmt.pix.width = w;
528 fmt->fmt.pix.height = h;
532 static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
534 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
535 u32 chromakey = fmt->fmt.win.chromakey;
536 u8 global_alpha = fmt->fmt.win.global_alpha;
538 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
540 ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
541 fmt->fmt.win.chromakey = chromakey;
542 fmt->fmt.win.global_alpha = global_alpha;
546 static int ivtv_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
548 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
551 static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
553 struct ivtv_open_id *id = fh;
554 struct ivtv *itv = id->itv;
555 struct cx2341x_mpeg_params *p = &itv->params;
556 int ret = ivtv_try_fmt_vid_cap(file, fh, fmt);
557 int w = fmt->fmt.pix.width;
558 int h = fmt->fmt.pix.height;
563 if (p->width == w && p->height == h)
566 if (atomic_read(&itv->capturing) > 0)
571 if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
572 fmt->fmt.pix.width /= 2;
573 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
574 return ivtv_g_fmt_vid_cap(file, fh, fmt);
577 static int ivtv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
579 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
581 itv->vbi.sliced_in->service_set = 0;
582 itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
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 if (check_service_set(vbifmt, itv->is_50hz) == 0)
598 if (atomic_read(&itv->capturing) > 0)
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);
647 /* Force update of yuv registers */
648 yi->yuv_forced_update = 1;
652 static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
654 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
655 int ret = ivtv_try_fmt_vid_out_overlay(file, fh, fmt);
658 itv->osd_chroma_key = fmt->fmt.win.chromakey;
659 itv->osd_global_alpha = fmt->fmt.win.global_alpha;
660 ivtv_set_osd_alpha(itv);
665 static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_chip_ident *chip)
667 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
669 chip->ident = V4L2_IDENT_NONE;
671 if (chip->match_type == V4L2_CHIP_MATCH_HOST) {
672 if (v4l2_chip_match_host(chip->match_type, chip->match_chip))
673 chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
676 if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
677 return ivtv_i2c_id(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
678 if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
679 return ivtv_call_i2c_client(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
683 #ifdef CONFIG_VIDEO_ADV_DEBUG
684 static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg)
686 struct v4l2_register *regs = arg;
688 volatile u8 __iomem *reg_start;
690 if (!capable(CAP_SYS_ADMIN))
692 if (regs->reg >= IVTV_REG_OFFSET && regs->reg < IVTV_REG_OFFSET + IVTV_REG_SIZE)
693 reg_start = itv->reg_mem - IVTV_REG_OFFSET;
694 else if (itv->has_cx23415 && regs->reg >= IVTV_DECODER_OFFSET &&
695 regs->reg < IVTV_DECODER_OFFSET + IVTV_DECODER_SIZE)
696 reg_start = itv->dec_mem - IVTV_DECODER_OFFSET;
697 else if (regs->reg >= 0 && regs->reg < IVTV_ENCODER_SIZE)
698 reg_start = itv->enc_mem;
702 spin_lock_irqsave(&ivtv_cards_lock, flags);
703 if (cmd == VIDIOC_DBG_G_REGISTER)
704 regs->val = readl(regs->reg + reg_start);
706 writel(regs->val, regs->reg + reg_start);
707 spin_unlock_irqrestore(&ivtv_cards_lock, flags);
711 static int ivtv_g_register(struct file *file, void *fh, struct v4l2_register *reg)
713 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
715 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
716 return ivtv_itvc(itv, VIDIOC_DBG_G_REGISTER, reg);
717 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
718 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
719 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
722 static int ivtv_s_register(struct file *file, void *fh, struct v4l2_register *reg)
724 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
726 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
727 return ivtv_itvc(itv, VIDIOC_DBG_S_REGISTER, reg);
728 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
729 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
730 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
734 static int ivtv_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
736 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
738 *p = v4l2_prio_max(&itv->prio);
743 static int ivtv_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
745 struct ivtv_open_id *id = fh;
746 struct ivtv *itv = id->itv;
748 return v4l2_prio_change(&itv->prio, &id->prio, prio);
751 static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
753 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
755 strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
756 strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
757 strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
758 vcap->version = IVTV_DRIVER_VERSION; /* version */
759 vcap->capabilities = itv->v4l2_cap; /* capabilities */
763 static int ivtv_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
765 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
767 return ivtv_get_audio_input(itv, vin->index, vin);
770 static int ivtv_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
772 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
774 vin->index = itv->audio_input;
775 return ivtv_get_audio_input(itv, vin->index, vin);
778 static int ivtv_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
780 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
782 if (vout->index >= itv->nof_audio_inputs)
785 itv->audio_input = vout->index;
786 ivtv_audio_set_io(itv);
791 static int ivtv_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vin)
793 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
795 /* set it to defaults from our table */
796 return ivtv_get_audio_output(itv, vin->index, vin);
799 static int ivtv_g_audout(struct file *file, void *fh, struct v4l2_audioout *vin)
801 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
804 return ivtv_get_audio_output(itv, vin->index, vin);
807 static int ivtv_s_audout(struct file *file, void *fh, struct v4l2_audioout *vout)
809 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
811 return ivtv_get_audio_output(itv, vout->index, vout);
814 static int ivtv_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
816 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
818 /* set it to defaults from our table */
819 return ivtv_get_input(itv, vin->index, vin);
822 static int ivtv_enum_output(struct file *file, void *fh, struct v4l2_output *vout)
824 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
826 return ivtv_get_output(itv, vout->index, vout);
829 static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropcap)
831 struct ivtv_open_id *id = fh;
832 struct ivtv *itv = id->itv;
833 struct yuv_playback_info *yi = &itv->yuv_info;
836 streamtype = id->type;
838 if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
840 cropcap->bounds.top = cropcap->bounds.left = 0;
841 cropcap->bounds.width = 720;
842 if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
843 cropcap->bounds.height = itv->is_50hz ? 576 : 480;
844 cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
845 cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
846 } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
848 cropcap->bounds.width = yi->osd_full_w;
849 cropcap->bounds.height = yi->osd_full_h;
851 cropcap->bounds.width = 720;
852 cropcap->bounds.height =
853 itv->is_out_50hz ? 576 : 480;
855 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
856 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
858 cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
859 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
860 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
862 cropcap->defrect = cropcap->bounds;
866 static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
868 struct ivtv_open_id *id = fh;
869 struct ivtv *itv = id->itv;
870 struct yuv_playback_info *yi = &itv->yuv_info;
873 streamtype = id->type;
875 if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
876 printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
877 /* Should be replaced */
878 /* v4l_printk_ioctl(VIDIOC_S_CROP); */
881 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
882 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
883 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
884 yi->main_rect = crop->c;
887 if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
888 crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
889 itv->main_rect = crop->c;
898 static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
900 struct ivtv_open_id *id = fh;
901 struct ivtv *itv = id->itv;
902 struct yuv_playback_info *yi = &itv->yuv_info;
905 streamtype = id->type;
907 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
908 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
909 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
910 crop->c = yi->main_rect;
912 crop->c = itv->main_rect;
918 static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
920 static struct v4l2_fmtdesc formats[] = {
922 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
925 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
926 "MPEG", V4L2_PIX_FMT_MPEG,
930 enum v4l2_buf_type type = fmt->type;
935 *fmt = formats[fmt->index];
940 static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
942 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
944 static struct v4l2_fmtdesc formats[] = {
946 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
949 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
950 "MPEG", V4L2_PIX_FMT_MPEG,
954 enum v4l2_buf_type type = fmt->type;
956 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
962 *fmt = formats[fmt->index];
968 static int ivtv_g_input(struct file *file, void *fh, unsigned int *i)
970 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
972 *i = itv->active_input;
977 int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
979 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
981 if (inp < 0 || inp >= itv->nof_inputs)
984 if (inp == itv->active_input) {
985 IVTV_DEBUG_INFO("Input unchanged\n");
989 if (atomic_read(&itv->capturing) > 0) {
993 IVTV_DEBUG_INFO("Changing input from %d to %d\n",
994 itv->active_input, inp);
996 itv->active_input = inp;
997 /* Set the audio input to whatever is appropriate for the
999 itv->audio_input = itv->card->video_inputs[inp].audio_index;
1001 /* prevent others from messing with the streams until
1002 we're finished changing inputs. */
1004 ivtv_video_set_io(itv);
1005 ivtv_audio_set_io(itv);
1011 static int ivtv_g_output(struct file *file, void *fh, unsigned int *i)
1013 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1015 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1018 *i = itv->active_output;
1023 static int ivtv_s_output(struct file *file, void *fh, unsigned int outp)
1025 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1026 struct v4l2_routing route;
1028 if (outp >= itv->card->nof_outputs)
1031 if (outp == itv->active_output) {
1032 IVTV_DEBUG_INFO("Output unchanged\n");
1035 IVTV_DEBUG_INFO("Changing output from %d to %d\n",
1036 itv->active_output, outp);
1038 itv->active_output = outp;
1039 route.input = SAA7127_INPUT_TYPE_NORMAL;
1040 route.output = itv->card->video_outputs[outp].video_output;
1041 ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
1046 static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1048 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1053 ivtv_call_i2c_clients(itv, VIDIOC_G_FREQUENCY, vf);
1057 int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1059 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1065 IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
1066 ivtv_call_i2c_clients(itv, VIDIOC_S_FREQUENCY, vf);
1071 static int ivtv_g_std(struct file *file, void *fh, v4l2_std_id *std)
1073 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1079 int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
1081 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1082 struct yuv_playback_info *yi = &itv->yuv_info;
1084 if ((*std & V4L2_STD_ALL) == 0)
1087 if (*std == itv->std)
1090 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
1091 atomic_read(&itv->capturing) > 0 ||
1092 atomic_read(&itv->decoding) > 0) {
1093 /* Switching standard would turn off the radio or mess
1094 with already running streams, prevent that by
1100 itv->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
1101 itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
1102 itv->params.width = 720;
1103 itv->params.height = itv->is_50hz ? 576 : 480;
1104 itv->vbi.count = itv->is_50hz ? 18 : 12;
1105 itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
1106 itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
1108 if (itv->hw_flags & IVTV_HW_CX25840)
1109 itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
1111 IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
1114 ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
1116 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1117 /* set display standard */
1118 itv->std_out = *std;
1119 itv->is_out_60hz = itv->is_60hz;
1120 itv->is_out_50hz = itv->is_50hz;
1121 ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
1122 ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
1123 itv->main_rect.left = itv->main_rect.top = 0;
1124 itv->main_rect.width = 720;
1125 itv->main_rect.height = itv->params.height;
1126 ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
1127 720, itv->main_rect.height, 0, 0);
1128 yi->main_rect = itv->main_rect;
1129 if (!itv->osd_info) {
1130 yi->osd_full_w = 720;
1131 yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
1137 static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1139 struct ivtv_open_id *id = fh;
1140 struct ivtv *itv = id->itv;
1145 ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
1150 static int ivtv_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1152 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1157 ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
1159 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
1160 strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
1161 vt->type = V4L2_TUNER_RADIO;
1163 strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
1164 vt->type = V4L2_TUNER_ANALOG_TV;
1170 static int ivtv_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap)
1172 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1173 int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
1176 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
1177 for (f = 0; f < 2; f++) {
1178 for (l = 0; l < 24; l++) {
1179 if (valid_service_line(f, l, itv->is_50hz))
1180 cap->service_lines[f][l] = set;
1185 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
1186 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
1189 cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
1190 cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
1192 cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
1193 cap->service_lines[0][16] = V4L2_SLICED_VPS;
1200 static int ivtv_g_enc_index(struct file *file, void *fh, struct v4l2_enc_idx *idx)
1202 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1203 struct v4l2_enc_idx_entry *e = idx->entry;
1207 entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
1209 if (entries > V4L2_ENC_IDX_ENTRIES)
1210 entries = V4L2_ENC_IDX_ENTRIES;
1212 for (i = 0; i < entries; i++) {
1213 *e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
1214 if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
1219 itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
1223 static int ivtv_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1225 struct ivtv_open_id *id = fh;
1226 struct ivtv *itv = id->itv;
1230 case V4L2_ENC_CMD_START:
1231 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1233 return ivtv_start_capture(id);
1235 case V4L2_ENC_CMD_STOP:
1236 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1237 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1238 ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
1241 case V4L2_ENC_CMD_PAUSE:
1242 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1245 if (!atomic_read(&itv->capturing))
1247 if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1251 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
1254 case V4L2_ENC_CMD_RESUME:
1255 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1258 if (!atomic_read(&itv->capturing))
1261 if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1264 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
1268 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1275 static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1277 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1280 case V4L2_ENC_CMD_START:
1281 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1285 case V4L2_ENC_CMD_STOP:
1286 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1287 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1290 case V4L2_ENC_CMD_PAUSE:
1291 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1295 case V4L2_ENC_CMD_RESUME:
1296 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1300 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1305 static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1307 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1308 u32 data[CX2341X_MBOX_MAX_DATA];
1309 struct yuv_playback_info *yi = &itv->yuv_info;
1312 static u32 pixel_format[16] = {
1313 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
1314 V4L2_PIX_FMT_RGB565,
1315 V4L2_PIX_FMT_RGB555,
1316 V4L2_PIX_FMT_RGB444,
1321 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
1322 V4L2_PIX_FMT_YUV565,
1323 V4L2_PIX_FMT_YUV555,
1324 V4L2_PIX_FMT_YUV444,
1331 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1333 if (!itv->osd_video_pbase)
1336 fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
1337 V4L2_FBUF_CAP_GLOBAL_ALPHA;
1339 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1340 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1341 pixfmt = (data[0] >> 3) & 0xf;
1343 fb->fmt.pixelformat = pixel_format[pixfmt];
1344 fb->fmt.width = itv->osd_rect.width;
1345 fb->fmt.height = itv->osd_rect.height;
1346 fb->fmt.field = V4L2_FIELD_INTERLACED;
1347 fb->fmt.bytesperline = fb->fmt.width;
1348 fb->fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
1349 fb->fmt.field = V4L2_FIELD_INTERLACED;
1351 if (fb->fmt.pixelformat != V4L2_PIX_FMT_PAL8)
1352 fb->fmt.bytesperline *= 2;
1353 if (fb->fmt.pixelformat == V4L2_PIX_FMT_RGB32 ||
1354 fb->fmt.pixelformat == V4L2_PIX_FMT_YUV32)
1355 fb->fmt.bytesperline *= 2;
1356 fb->fmt.sizeimage = fb->fmt.bytesperline * fb->fmt.height;
1357 fb->base = (void *)itv->osd_video_pbase;
1360 if (itv->osd_chroma_key_state)
1361 fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
1363 if (itv->osd_global_alpha_state)
1364 fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
1368 /* no local alpha for RGB565 or unknown formats */
1369 if (pixfmt == 1 || pixfmt > 4)
1372 /* 16-bit formats have inverted local alpha */
1373 if (pixfmt == 2 || pixfmt == 3)
1374 fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
1376 fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
1378 if (itv->osd_local_alpha_state) {
1379 /* 16-bit formats have inverted local alpha */
1380 if (pixfmt == 2 || pixfmt == 3)
1381 fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
1383 fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
1386 fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
1391 static int ivtv_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1393 struct ivtv_open_id *id = fh;
1394 struct ivtv *itv = id->itv;
1395 struct yuv_playback_info *yi = &itv->yuv_info;
1397 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1399 if (!itv->osd_video_pbase)
1402 itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
1403 itv->osd_local_alpha_state =
1404 (fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
1405 itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
1406 ivtv_set_osd_alpha(itv);
1407 yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
1408 return ivtv_g_fbuf(file, fh, fb);
1411 static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
1413 struct ivtv_open_id *id = fh;
1414 struct ivtv *itv = id->itv;
1416 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1419 ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
1424 static int ivtv_log_status(struct file *file, void *fh)
1426 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1427 u32 data[CX2341X_MBOX_MAX_DATA];
1429 int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
1430 struct v4l2_input vidin;
1431 struct v4l2_audio audin;
1434 IVTV_INFO("================= START STATUS CARD #%d =================\n", itv->num);
1435 IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
1436 if (itv->hw_flags & IVTV_HW_TVEEPROM) {
1439 ivtv_read_eeprom(itv, &tv);
1441 ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL);
1442 ivtv_get_input(itv, itv->active_input, &vidin);
1443 ivtv_get_audio_input(itv, itv->audio_input, &audin);
1444 IVTV_INFO("Video Input: %s\n", vidin.name);
1445 IVTV_INFO("Audio Input: %s%s\n", audin.name,
1446 (itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : "");
1448 struct v4l2_output vidout;
1449 struct v4l2_audioout audout;
1450 int mode = itv->output_mode;
1451 static const char * const output_modes[5] = {
1458 static const char * const audio_modes[5] = {
1465 static const char * const alpha_mode[4] = {
1471 static const char * const pixel_format[16] = {
1490 ivtv_get_output(itv, itv->active_output, &vidout);
1491 ivtv_get_audio_output(itv, 0, &audout);
1492 IVTV_INFO("Video Output: %s\n", vidout.name);
1493 IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
1494 audio_modes[itv->audio_stereo_mode],
1495 audio_modes[itv->audio_bilingual_mode]);
1496 if (mode < 0 || mode > OUT_PASSTHROUGH)
1498 IVTV_INFO("Output Mode: %s\n", output_modes[mode]);
1499 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1500 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1501 IVTV_INFO("Overlay: %s, Alpha: %s, Pixel Format: %s\n",
1502 data[0] & 1 ? "On" : "Off",
1503 alpha_mode[(data[0] >> 1) & 0x3],
1504 pixel_format[(data[0] >> 3) & 0xf]);
1506 IVTV_INFO("Tuner: %s\n",
1507 test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV");
1508 cx2341x_log_status(&itv->params, itv->name);
1509 IVTV_INFO("Status flags: 0x%08lx\n", itv->i_flags);
1510 for (i = 0; i < IVTV_MAX_STREAMS; i++) {
1511 struct ivtv_stream *s = &itv->streams[i];
1513 if (s->v4l2dev == NULL || s->buffers == 0)
1515 IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
1516 (s->buffers - s->q_free.buffers) * 100 / s->buffers,
1517 (s->buffers * s->buf_size) / 1024, s->buffers);
1520 IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted);
1521 IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num);
1526 static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
1528 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1529 struct ivtv *itv = id->itv;
1530 int nonblocking = filp->f_flags & O_NONBLOCK;
1531 struct ivtv_stream *s = &itv->streams[id->type];
1534 case IVTV_IOC_DMA_FRAME: {
1535 struct ivtv_dma_frame *args = arg;
1537 IVTV_DEBUG_IOCTL("IVTV_IOC_DMA_FRAME\n");
1538 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1540 if (args->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
1542 if (itv->output_mode == OUT_UDMA_YUV && args->y_source == NULL)
1544 if (ivtv_start_decoding(id, id->type)) {
1547 if (ivtv_set_output_mode(itv, OUT_UDMA_YUV) != OUT_UDMA_YUV) {
1548 ivtv_release_stream(s);
1551 /* Mark that this file handle started the UDMA_YUV mode */
1553 if (args->y_source == NULL)
1555 return ivtv_yuv_prep_frame(itv, args);
1558 case VIDEO_GET_PTS: {
1559 u32 data[CX2341X_MBOX_MAX_DATA];
1562 IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n");
1563 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1567 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1570 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1571 *pts = (u64) ((u64)itv->last_dec_timing[2] << 32) |
1572 (u64)itv->last_dec_timing[1];
1576 if (atomic_read(&itv->decoding)) {
1577 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1578 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1581 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1582 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1583 *pts = (u64) ((u64) data[2] << 32) | (u64) data[1];
1584 /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/
1589 case VIDEO_GET_FRAME_COUNT: {
1590 u32 data[CX2341X_MBOX_MAX_DATA];
1593 IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n");
1594 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1598 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1601 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1602 *frame = itv->last_dec_timing[0];
1606 if (atomic_read(&itv->decoding)) {
1607 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1608 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1611 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1612 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1619 struct video_command vc;
1621 IVTV_DEBUG_IOCTL("VIDEO_PLAY\n");
1622 memset(&vc, 0, sizeof(vc));
1623 vc.cmd = VIDEO_CMD_PLAY;
1624 return ivtv_video_command(itv, id, &vc, 0);
1628 struct video_command vc;
1630 IVTV_DEBUG_IOCTL("VIDEO_STOP\n");
1631 memset(&vc, 0, sizeof(vc));
1632 vc.cmd = VIDEO_CMD_STOP;
1633 vc.flags = VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY;
1634 return ivtv_video_command(itv, id, &vc, 0);
1637 case VIDEO_FREEZE: {
1638 struct video_command vc;
1640 IVTV_DEBUG_IOCTL("VIDEO_FREEZE\n");
1641 memset(&vc, 0, sizeof(vc));
1642 vc.cmd = VIDEO_CMD_FREEZE;
1643 return ivtv_video_command(itv, id, &vc, 0);
1646 case VIDEO_CONTINUE: {
1647 struct video_command vc;
1649 IVTV_DEBUG_IOCTL("VIDEO_CONTINUE\n");
1650 memset(&vc, 0, sizeof(vc));
1651 vc.cmd = VIDEO_CMD_CONTINUE;
1652 return ivtv_video_command(itv, id, &vc, 0);
1656 case VIDEO_TRY_COMMAND: {
1657 struct video_command *vc = arg;
1658 int try = (cmd == VIDEO_TRY_COMMAND);
1661 IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd);
1663 IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd);
1664 return ivtv_video_command(itv, id, vc, try);
1667 case VIDEO_GET_EVENT: {
1668 struct video_event *ev = arg;
1671 IVTV_DEBUG_IOCTL("VIDEO_GET_EVENT\n");
1672 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1674 memset(ev, 0, sizeof(*ev));
1675 set_bit(IVTV_F_I_EV_VSYNC_ENABLED, &itv->i_flags);
1678 if (test_and_clear_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags))
1679 ev->type = VIDEO_EVENT_DECODER_STOPPED;
1680 else if (test_and_clear_bit(IVTV_F_I_EV_VSYNC, &itv->i_flags)) {
1681 ev->type = VIDEO_EVENT_VSYNC;
1682 ev->u.vsync_field = test_bit(IVTV_F_I_EV_VSYNC_FIELD, &itv->i_flags) ?
1683 VIDEO_VSYNC_FIELD_ODD : VIDEO_VSYNC_FIELD_EVEN;
1684 if (itv->output_mode == OUT_UDMA_YUV &&
1685 (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) ==
1686 IVTV_YUV_MODE_PROGRESSIVE) {
1687 ev->u.vsync_field = VIDEO_VSYNC_FIELD_PROGRESSIVE;
1694 /* Wait for event. Note that serialize_lock is locked,
1695 so to allow other processes to access the driver while
1696 we are waiting unlock first and later lock again. */
1697 mutex_unlock(&itv->serialize_lock);
1698 prepare_to_wait(&itv->event_waitq, &wait, TASK_INTERRUPTIBLE);
1699 if ((itv->i_flags & (IVTV_F_I_EV_DEC_STOPPED|IVTV_F_I_EV_VSYNC)) == 0)
1701 finish_wait(&itv->event_waitq, &wait);
1702 mutex_lock(&itv->serialize_lock);
1703 if (signal_pending(current)) {
1704 /* return if a signal was received */
1705 IVTV_DEBUG_INFO("User stopped wait for event\n");
1718 static int ivtv_default(struct file *file, void *fh, int cmd, void *arg)
1720 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1723 case VIDIOC_INT_S_AUDIO_ROUTING: {
1724 struct v4l2_routing *route = arg;
1726 ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
1730 case VIDIOC_INT_RESET: {
1731 u32 val = *(u32 *)arg;
1733 if ((val == 0 && itv->options.newi2c) || (val & 0x01))
1734 ivtv_reset_ir_gpio(itv);
1736 itv->video_dec_func(itv, cmd, NULL);
1746 static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp,
1747 unsigned int cmd, unsigned long arg)
1749 struct video_device *vfd = video_devdata(filp);
1750 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1753 /* Filter dvb ioctls that cannot be handled by the v4l ioctl framework */
1755 case VIDEO_SELECT_SOURCE:
1756 IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n");
1757 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1759 return ivtv_passthrough_mode(itv, arg == VIDEO_SOURCE_DEMUX);
1761 case AUDIO_SET_MUTE:
1762 IVTV_DEBUG_IOCTL("AUDIO_SET_MUTE\n");
1763 itv->speed_mute_audio = arg;
1766 case AUDIO_CHANNEL_SELECT:
1767 IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n");
1768 if (arg > AUDIO_STEREO_SWAPPED)
1770 itv->audio_stereo_mode = arg;
1771 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1774 case AUDIO_BILINGUAL_CHANNEL_SELECT:
1775 IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n");
1776 if (arg > AUDIO_STEREO_SWAPPED)
1778 itv->audio_bilingual_mode = arg;
1779 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1782 case IVTV_IOC_DMA_FRAME:
1784 case VIDEO_GET_FRAME_COUNT:
1785 case VIDEO_GET_EVENT:
1789 case VIDEO_CONTINUE:
1791 case VIDEO_TRY_COMMAND:
1792 return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
1798 /* check priority */
1802 case VIDIOC_S_INPUT:
1803 case VIDIOC_S_OUTPUT:
1804 case VIDIOC_S_TUNER:
1805 case VIDIOC_S_FREQUENCY:
1808 case VIDIOC_S_AUDIO:
1809 case VIDIOC_S_AUDOUT:
1810 case VIDIOC_S_EXT_CTRLS:
1812 case VIDIOC_OVERLAY:
1813 ret = v4l2_prio_check(&itv->prio, &id->prio);
1818 if (ivtv_debug & IVTV_DBGFLG_IOCTL)
1819 vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG;
1820 ret = video_ioctl2(inode, filp, cmd, arg);
1825 int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
1828 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1829 struct ivtv *itv = id->itv;
1832 mutex_lock(&itv->serialize_lock);
1833 res = ivtv_serialized_ioctl(itv, inode, filp, cmd, arg);
1834 mutex_unlock(&itv->serialize_lock);
1838 static const struct v4l2_ioctl_ops ivtv_ioctl_ops = {
1839 .vidioc_querycap = ivtv_querycap,
1840 .vidioc_g_priority = ivtv_g_priority,
1841 .vidioc_s_priority = ivtv_s_priority,
1842 .vidioc_s_audio = ivtv_s_audio,
1843 .vidioc_g_audio = ivtv_g_audio,
1844 .vidioc_enumaudio = ivtv_enumaudio,
1845 .vidioc_s_audout = ivtv_s_audout,
1846 .vidioc_g_audout = ivtv_g_audout,
1847 .vidioc_enum_input = ivtv_enum_input,
1848 .vidioc_enum_output = ivtv_enum_output,
1849 .vidioc_enumaudout = ivtv_enumaudout,
1850 .vidioc_cropcap = ivtv_cropcap,
1851 .vidioc_s_crop = ivtv_s_crop,
1852 .vidioc_g_crop = ivtv_g_crop,
1853 .vidioc_g_input = ivtv_g_input,
1854 .vidioc_s_input = ivtv_s_input,
1855 .vidioc_g_output = ivtv_g_output,
1856 .vidioc_s_output = ivtv_s_output,
1857 .vidioc_g_frequency = ivtv_g_frequency,
1858 .vidioc_s_frequency = ivtv_s_frequency,
1859 .vidioc_s_tuner = ivtv_s_tuner,
1860 .vidioc_g_tuner = ivtv_g_tuner,
1861 .vidioc_g_enc_index = ivtv_g_enc_index,
1862 .vidioc_g_fbuf = ivtv_g_fbuf,
1863 .vidioc_s_fbuf = ivtv_s_fbuf,
1864 .vidioc_g_std = ivtv_g_std,
1865 .vidioc_s_std = ivtv_s_std,
1866 .vidioc_overlay = ivtv_overlay,
1867 .vidioc_log_status = ivtv_log_status,
1868 .vidioc_enum_fmt_vid_cap = ivtv_enum_fmt_vid_cap,
1869 .vidioc_encoder_cmd = ivtv_encoder_cmd,
1870 .vidioc_try_encoder_cmd = ivtv_try_encoder_cmd,
1871 .vidioc_enum_fmt_vid_out = ivtv_enum_fmt_vid_out,
1872 .vidioc_g_fmt_vid_cap = ivtv_g_fmt_vid_cap,
1873 .vidioc_g_fmt_vbi_cap = ivtv_g_fmt_vbi_cap,
1874 .vidioc_g_fmt_sliced_vbi_cap = ivtv_g_fmt_sliced_vbi_cap,
1875 .vidioc_g_fmt_vid_out = ivtv_g_fmt_vid_out,
1876 .vidioc_g_fmt_vid_out_overlay = ivtv_g_fmt_vid_out_overlay,
1877 .vidioc_g_fmt_sliced_vbi_out = ivtv_g_fmt_sliced_vbi_out,
1878 .vidioc_s_fmt_vid_cap = ivtv_s_fmt_vid_cap,
1879 .vidioc_s_fmt_vbi_cap = ivtv_s_fmt_vbi_cap,
1880 .vidioc_s_fmt_sliced_vbi_cap = ivtv_s_fmt_sliced_vbi_cap,
1881 .vidioc_s_fmt_vid_out = ivtv_s_fmt_vid_out,
1882 .vidioc_s_fmt_vid_out_overlay = ivtv_s_fmt_vid_out_overlay,
1883 .vidioc_s_fmt_sliced_vbi_out = ivtv_s_fmt_sliced_vbi_out,
1884 .vidioc_try_fmt_vid_cap = ivtv_try_fmt_vid_cap,
1885 .vidioc_try_fmt_vbi_cap = ivtv_try_fmt_vbi_cap,
1886 .vidioc_try_fmt_sliced_vbi_cap = ivtv_try_fmt_sliced_vbi_cap,
1887 .vidioc_try_fmt_vid_out = ivtv_try_fmt_vid_out,
1888 .vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay,
1889 .vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out,
1890 .vidioc_g_sliced_vbi_cap = ivtv_g_sliced_vbi_cap,
1891 .vidioc_g_chip_ident = ivtv_g_chip_ident,
1892 #ifdef CONFIG_VIDEO_ADV_DEBUG
1893 .vidioc_g_register = ivtv_g_register,
1894 .vidioc_s_register = ivtv_s_register,
1896 .vidioc_default = ivtv_default,
1897 .vidioc_queryctrl = ivtv_queryctrl,
1898 .vidioc_querymenu = ivtv_querymenu,
1899 .vidioc_g_ext_ctrls = ivtv_g_ext_ctrls,
1900 .vidioc_s_ext_ctrls = ivtv_s_ext_ctrls,
1901 .vidioc_try_ext_ctrls = ivtv_try_ext_ctrls,
1904 void ivtv_set_funcs(struct video_device *vdev)
1906 vdev->ioctl_ops = &ivtv_ioctl_ops;