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V4L/DVB (8110): bttv: allow debug ioctl's
[deliverable/linux.git] / drivers / media / video / ivtv / ivtv-ioctl.c
CommitLineData
1a0adaf3
HV		 1/*
2 ioctl system call
3 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
4 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
5
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.
10
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.
15
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
19 */
20
21#include "ivtv-driver.h"
22#include "ivtv-version.h"
23#include "ivtv-mailbox.h"
24#include "ivtv-i2c.h"
25#include "ivtv-queue.h"
26#include "ivtv-fileops.h"
27#include "ivtv-vbi.h"
33c0fcad 28#include "ivtv-routing.h"
1a0adaf3
HV		 29#include "ivtv-streams.h"
30#include "ivtv-yuv.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>
40
feb5bce2 41u16 ivtv_service2vbi(int type)
1a0adaf3
HV		 42{
43 switch (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;
50 case V4L2_SLICED_VPS:
51 return IVTV_SLICED_TYPE_VPS;
52 default:
53 return 0;
54 }
55}
56
57static int valid_service_line(int field, int line, int is_pal)
58{
59 return (is_pal && line >= 6 && (line != 23 || field == 0)) ||
60 (!is_pal && line >= 10 && line < 22);
61}
62
63static u16 select_service_from_set(int field, int line, u16 set, int is_pal)
64{
65 u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525);
66 int i;
67
68 set = set & valid_set;
69 if (set == 0 || !valid_service_line(field, line, is_pal)) {
70 return 0;
71 }
72 if (!is_pal) {
73 if (line == 21 && (set & V4L2_SLICED_CAPTION_525))
74 return V4L2_SLICED_CAPTION_525;
75 }
76 else {
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;
81 if (line == 23)
82 return 0;
83 }
84 for (i = 0; i < 32; i++) {
85 if ((1 << i) & set)
86 return 1 << i;
87 }
88 return 0;
89}
90
feb5bce2 91void ivtv_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
1a0adaf3
HV		 92{
93 u16 set = fmt->service_set;
94 int f, l;
95
96 fmt->service_set = 0;
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);
100 }
101 }
102}
103
104static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
105{
106 int f, l;
107 u16 set = 0;
108
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];
113 }
114 }
115 return set != 0;
116}
117
feb5bce2 118u16 ivtv_get_service_set(struct v4l2_sliced_vbi_format *fmt)
1a0adaf3
HV		 119{
120 int f, l;
121 u16 set = 0;
122
123 for (f = 0; f < 2; f++) {
124 for (l = 0; l < 24; l++) {
125 set |= fmt->service_lines[f][l];
126 }
127 }
128 return set;
129}
130
1a0adaf3
HV		 131void ivtv_set_osd_alpha(struct ivtv *itv)
132{
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);
fd8b281a 135 ivtv_vapi(itv, CX2341X_OSD_SET_CHROMA_KEY, 2, itv->osd_chroma_key_state, itv->osd_chroma_key);
1a0adaf3
HV		 136}
137
138int ivtv_set_speed(struct ivtv *itv, int speed)
139{
140 u32 data[CX2341X_MBOX_MAX_DATA];
141 struct ivtv_stream *s;
142 int single_step = (speed == 1 || speed == -1);
143 DEFINE_WAIT(wait);
144
145 if (speed == 0) speed = 1000;
146
147 /* No change? */
148 if (speed == itv->speed && !single_step)
149 return 0;
150
151 s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
152
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);
156 itv->speed = speed;
157 return 0;
158 }
159 if (single_step)
160 /* Need to change direction */
161 speed = speed < 0 ? -1000 : 1000;
162
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;
169 data[5] = 0;
170 data[6] = 0;
171
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);
176
177 /* If not decoding, just change speed setting */
178 if (atomic_read(&itv->decoding) > 0) {
179 int got_sig = 0;
180
181 /* Stop all DMA and decoding activity */
182 ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1, 0);
183
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);
188 if (got_sig)
189 break;
190 got_sig = 0;
191 schedule();
192 }
193 finish_wait(&itv->dma_waitq, &wait);
194 if (got_sig)
195 return -EINTR;
196
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]);
201 }
202 if (single_step) {
203 speed = (speed < 0) ? -1 : 1;
204 ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0);
205 }
206 itv->speed = speed;
207 return 0;
208}
209
210static int ivtv_validate_speed(int cur_speed, int new_speed)
211{
212 int fact = new_speed < 0 ? -1 : 1;
213 int s;
214
94dee760
HV		 215 if (cur_speed == 0)
216 cur_speed = 1000;
217 if (new_speed < 0)
218 new_speed = -new_speed;
219 if (cur_speed < 0)
220 cur_speed = -cur_speed;
1a0adaf3
HV		 221
222 if (cur_speed <= new_speed) {
94dee760
HV		 223 if (new_speed > 1500)
224 return fact * 2000;
225 if (new_speed > 1000)
226 return fact * 1500;
1a0adaf3
HV		 227 }
228 else {
94dee760
HV		 229 if (new_speed >= 2000)
230 return fact * 2000;
231 if (new_speed >= 1500)
232 return fact * 1500;
233 if (new_speed >= 1000)
234 return fact * 1000;
1a0adaf3 235 }
94dee760
HV		 236 if (new_speed == 0)
237 return 1000;
238 if (new_speed == 1 || new_speed == 1000)
239 return fact * new_speed;
1a0adaf3
HV		 240
241 s = 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);
247}
248
249static int ivtv_video_command(struct ivtv *itv, struct ivtv_open_id *id,
250 struct video_command *vc, int try)
251{
252 struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
253
254 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
255 return -EINVAL;
256
257 switch (vc->cmd) {
258 case VIDEO_CMD_PLAY: {
25415cf3 259 vc->flags = 0;
1a0adaf3
HV		 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;
263 if (try) break;
264
265 if (ivtv_set_output_mode(itv, OUT_MPG) != OUT_MPG)
266 return -EBUSY;
ac425144
HV		 267 if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
268 /* forces ivtv_set_speed to be called */
269 itv->speed = 0;
270 }
1a0adaf3
HV		 271 return ivtv_start_decoding(id, vc->play.speed);
272 }
273
274 case VIDEO_CMD_STOP:
018ba85b 275 vc->flags &= VIDEO_CMD_STOP_IMMEDIATELY|VIDEO_CMD_STOP_TO_BLACK;
1a0adaf3
HV		 276 if (vc->flags & VIDEO_CMD_STOP_IMMEDIATELY)
277 vc->stop.pts = 0;
278 if (try) break;
279 if (atomic_read(&itv->decoding) == 0)
280 return 0;
281 if (itv->output_mode != OUT_MPG)
282 return -EBUSY;
283
284 itv->output_mode = OUT_NONE;
285 return ivtv_stop_v4l2_decode_stream(s, vc->flags, vc->stop.pts);
286
287 case VIDEO_CMD_FREEZE:
018ba85b 288 vc->flags &= VIDEO_CMD_FREEZE_TO_BLACK;
1a0adaf3
HV		 289 if (try) break;
290 if (itv->output_mode != OUT_MPG)
291 return -EBUSY;
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);
ac425144 295 set_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags);
1a0adaf3
HV		 296 }
297 break;
298
299 case VIDEO_CMD_CONTINUE:
25415cf3 300 vc->flags = 0;
1a0adaf3
HV		 301 if (try) break;
302 if (itv->output_mode != OUT_MPG)
303 return -EBUSY;
ac425144
HV		 304 if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
305 int speed = itv->speed;
306 itv->speed = 0;
307 return ivtv_start_decoding(id, speed);
1a0adaf3
HV		 308 }
309 break;
310
311 default:
312 return -EINVAL;
313 }
314 return 0;
315}
316
317static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg)
318{
319 struct v4l2_register *regs = arg;
320 unsigned long flags;
321 volatile u8 __iomem *reg_start;
322
323 if (!capable(CAP_SYS_ADMIN))
324 return -EPERM;
325 if (regs->reg >= IVTV_REG_OFFSET && regs->reg < IVTV_REG_OFFSET + IVTV_REG_SIZE)
326 reg_start = itv->reg_mem - IVTV_REG_OFFSET;
327 else if (itv->has_cx23415 && regs->reg >= IVTV_DECODER_OFFSET &&
328 regs->reg < IVTV_DECODER_OFFSET + IVTV_DECODER_SIZE)
329 reg_start = itv->dec_mem - IVTV_DECODER_OFFSET;
330 else if (regs->reg >= 0 && regs->reg < IVTV_ENCODER_SIZE)
331 reg_start = itv->enc_mem;
332 else
333 return -EINVAL;
334
335 spin_lock_irqsave(&ivtv_cards_lock, flags);
336 if (cmd == VIDIOC_DBG_G_REGISTER) {
337 regs->val = readl(regs->reg + reg_start);
338 } else {
339 writel(regs->val, regs->reg + reg_start);
340 }
341 spin_unlock_irqrestore(&ivtv_cards_lock, flags);
342 return 0;
343}
344
3f038d80 345static int ivtv_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
1a0adaf3 346{
3f038d80
HV		 347 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
348 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
1a0adaf3 349
e88360c0
HV		 350 vbifmt->reserved[0] = 0;
351 vbifmt->reserved[1] = 0;
3f038d80
HV		 352 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
353 return -EINVAL;
354 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
355 if (itv->is_60hz) {
356 vbifmt->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
357 vbifmt->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
358 } else {
359 vbifmt->service_lines[0][23] = V4L2_SLICED_WSS_625;
360 vbifmt->service_lines[0][16] = V4L2_SLICED_VPS;
1a0adaf3 361 }
3f038d80
HV		 362 vbifmt->service_set = ivtv_get_service_set(vbifmt);
363 return 0;
364}
1a0adaf3 365
3f038d80
HV		 366static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
367{
368 struct ivtv_open_id *id = fh;
369 struct ivtv *itv = id->itv;
e88360c0
HV		 370 struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
371
372 pixfmt->width = itv->params.width;
373 pixfmt->height = itv->params.height;
374 pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
375 pixfmt->field = V4L2_FIELD_INTERLACED;
376 pixfmt->priv = 0;
377 if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
378 pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
3f038d80 379 /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
e88360c0
HV		 380 pixfmt->sizeimage =
381 pixfmt->height * pixfmt->width +
382 pixfmt->height * (pixfmt->width / 2);
383 pixfmt->bytesperline = 720;
3f038d80 384 } else {
e88360c0
HV		 385 pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
386 pixfmt->sizeimage = 128 * 1024;
387 pixfmt->bytesperline = 0;
1a0adaf3
HV		 388 }
389 return 0;
390}
391
3f038d80 392static int ivtv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
1a0adaf3 393{
3f038d80 394 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
e88360c0
HV		 395 struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi;
396
397 vbifmt->sampling_rate = 27000000;
398 vbifmt->offset = 248;
399 vbifmt->samples_per_line = itv->vbi.raw_decoder_line_size - 4;
400 vbifmt->sample_format = V4L2_PIX_FMT_GREY;
401 vbifmt->start[0] = itv->vbi.start[0];
402 vbifmt->start[1] = itv->vbi.start[1];
403 vbifmt->count[0] = vbifmt->count[1] = itv->vbi.count;
404 vbifmt->flags = 0;
405 vbifmt->reserved[0] = 0;
406 vbifmt->reserved[1] = 0;
3f038d80
HV		 407 return 0;
408}
1a0adaf3 409
3f038d80
HV		 410static int ivtv_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
411{
412 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
413 struct ivtv_open_id *id = fh;
414 struct ivtv *itv = id->itv;
1a0adaf3 415
e88360c0
HV		 416 vbifmt->reserved[0] = 0;
417 vbifmt->reserved[1] = 0;
3f038d80 418 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
1a0adaf3 419
3f038d80
HV		 420 if (id->type == IVTV_DEC_STREAM_TYPE_VBI) {
421 vbifmt->service_set = itv->is_50hz ? V4L2_SLICED_VBI_625 :
422 V4L2_SLICED_VBI_525;
423 ivtv_expand_service_set(vbifmt, itv->is_50hz);
424 return 0;
425 }
77aded6b 426
3f038d80
HV		 427 itv->video_dec_func(itv, VIDIOC_G_FMT, fmt);
428 vbifmt->service_set = ivtv_get_service_set(vbifmt);
429 return 0;
430}
77aded6b 431
3f038d80
HV		 432static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
433{
434 struct ivtv_open_id *id = fh;
435 struct ivtv *itv = id->itv;
e88360c0 436 struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
77aded6b 437
3f038d80
HV		 438 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
439 return -EINVAL;
e88360c0
HV		 440 pixfmt->width = itv->main_rect.width;
441 pixfmt->height = itv->main_rect.height;
442 pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
443 pixfmt->field = V4L2_FIELD_INTERLACED;
444 pixfmt->priv = 0;
3f038d80
HV		 445 if (id->type == IVTV_DEC_STREAM_TYPE_YUV) {
446 switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) {
447 case IVTV_YUV_MODE_INTERLACED:
e88360c0 448 pixfmt->field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ?
3f038d80
HV		 449 V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB;
450 break;
451 case IVTV_YUV_MODE_PROGRESSIVE:
e88360c0 452 pixfmt->field = V4L2_FIELD_NONE;
3f038d80
HV		 453 break;
454 default:
e88360c0 455 pixfmt->field = V4L2_FIELD_ANY;
3f038d80 456 break;
1a0adaf3 457 }
e88360c0
HV		 458 pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
459 pixfmt->bytesperline = 720;
460 pixfmt->width = itv->yuv_info.v4l2_src_w;
461 pixfmt->height = itv->yuv_info.v4l2_src_h;
3f038d80 462 /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
e88360c0
HV		 463 pixfmt->sizeimage =
464 1080 * ((pixfmt->height + 31) & ~31);
3f038d80 465 } else {
e88360c0
HV		 466 pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
467 pixfmt->sizeimage = 128 * 1024;
468 pixfmt->bytesperline = 0;
1a0adaf3 469 }
3f038d80
HV		 470 return 0;
471}
1a0adaf3 472
3f038d80
HV		 473static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
474{
475 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
e88360c0 476 struct v4l2_window *winfmt = &fmt->fmt.win;
1a0adaf3 477
3f038d80
HV		 478 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
479 return -EINVAL;
e88360c0
HV		 480 winfmt->chromakey = itv->osd_chroma_key;
481 winfmt->global_alpha = itv->osd_global_alpha;
482 winfmt->field = V4L2_FIELD_INTERLACED;
483 winfmt->clips = NULL;
484 winfmt->clipcount = 0;
485 winfmt->bitmap = NULL;
486 winfmt->w.top = winfmt->w.left = 0;
487 winfmt->w.width = itv->osd_rect.width;
488 winfmt->w.height = itv->osd_rect.height;
3f038d80
HV		 489 return 0;
490}
1a0adaf3 491
3f038d80
HV		 492static int ivtv_try_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
493{
494 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
495}
1a0adaf3 496
3f038d80
HV		 497static int ivtv_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
498{
499 struct ivtv_open_id *id = fh;
500 struct ivtv *itv = id->itv;
501 int w = fmt->fmt.pix.width;
502 int h = fmt->fmt.pix.height;
503
504 w = min(w, 720);
505 w = max(w, 1);
506 h = min(h, itv->is_50hz ? 576 : 480);
507 h = max(h, 2);
508 ivtv_g_fmt_vid_cap(file, fh, fmt);
509 fmt->fmt.pix.width = w;
510 fmt->fmt.pix.height = h;
511 return 0;
512}
1a0adaf3 513
3f038d80
HV		 514static int ivtv_try_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
515{
516 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
517}
1a0adaf3 518
3f038d80
HV		 519static int ivtv_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
520{
521 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
522 struct ivtv_open_id *id = fh;
523 struct ivtv *itv = id->itv;
1a0adaf3 524
3f038d80
HV		 525 if (id->type == IVTV_DEC_STREAM_TYPE_VBI)
526 return ivtv_g_fmt_sliced_vbi_cap(file, fh, fmt);
1a0adaf3
HV		 527
528 /* set sliced VBI capture format */
529 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
e88360c0
HV		 530 vbifmt->reserved[0] = 0;
531 vbifmt->reserved[1] = 0;
1a0adaf3
HV		 532
533 if (vbifmt->service_set)
feb5bce2 534 ivtv_expand_service_set(vbifmt, itv->is_50hz);
3f038d80 535 check_service_set(vbifmt, itv->is_50hz);
feb5bce2 536 vbifmt->service_set = ivtv_get_service_set(vbifmt);
3f038d80
HV		 537 return 0;
538}
539
540static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
541{
542 struct ivtv_open_id *id = fh;
543 s32 w, h;
544 int field;
545 int ret;
546
547 w = fmt->fmt.pix.width;
548 h = fmt->fmt.pix.height;
549 field = fmt->fmt.pix.field;
550 ret = ivtv_g_fmt_vid_out(file, fh, fmt);
551 fmt->fmt.pix.width = w;
552 fmt->fmt.pix.height = h;
553 if (!ret && id->type == IVTV_DEC_STREAM_TYPE_YUV) {
554 fmt->fmt.pix.field = field;
555 if (fmt->fmt.pix.width < 2)
556 fmt->fmt.pix.width = 2;
557 if (fmt->fmt.pix.width > 720)
558 fmt->fmt.pix.width = 720;
559 if (fmt->fmt.pix.height < 2)
560 fmt->fmt.pix.height = 2;
561 if (fmt->fmt.pix.height > 576)
562 fmt->fmt.pix.height = 576;
563 }
564 return ret;
565}
566
567static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
568{
569 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
e88360c0
HV		 570 u32 chromakey = fmt->fmt.win.chromakey;
571 u8 global_alpha = fmt->fmt.win.global_alpha;
1a0adaf3 572
3f038d80
HV		 573 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
574 return -EINVAL;
e88360c0
HV		 575 ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
576 fmt->fmt.win.chromakey = chromakey;
577 fmt->fmt.win.global_alpha = global_alpha;
3f038d80
HV		 578 return 0;
579}
580
581static int ivtv_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
582{
583 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
584}
585
586static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
587{
588 struct ivtv_open_id *id = fh;
589 struct ivtv *itv = id->itv;
590 struct cx2341x_mpeg_params *p = &itv->params;
591 int w = fmt->fmt.pix.width;
592 int h = fmt->fmt.pix.height;
593 int ret = ivtv_try_fmt_vid_cap(file, fh, fmt);
594
595 if (ret)
596 return ret;
597
598 if (p->width == w && p->height == h)
1a0adaf3 599 return 0;
3f038d80
HV		 600
601 if (atomic_read(&itv->capturing) > 0)
602 return -EBUSY;
603
604 p->width = w;
605 p->height = h;
3f038d80
HV		 606 if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
607 fmt->fmt.pix.width /= 2;
608 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
609 return ivtv_g_fmt_vid_cap(file, fh, fmt);
610}
611
612static int ivtv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
613{
614 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
615
616 itv->vbi.sliced_in->service_set = 0;
617 itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
618 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
619}
620
621static int ivtv_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
622{
623 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
624 struct ivtv_open_id *id = fh;
625 struct ivtv *itv = id->itv;
626 int ret = ivtv_try_fmt_sliced_vbi_cap(file, fh, fmt);
627
628 if (ret || id->type == IVTV_DEC_STREAM_TYPE_VBI)
629 return ret;
630
631 if (check_service_set(vbifmt, itv->is_50hz) == 0)
1a0adaf3 632 return -EINVAL;
3f038d80 633 if (atomic_read(&itv->capturing) > 0)
1a0adaf3 634 return -EBUSY;
1a0adaf3
HV		 635 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
636 memcpy(itv->vbi.sliced_in, vbifmt, sizeof(*itv->vbi.sliced_in));
637 return 0;
638}
639
3f038d80 640static int ivtv_s_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
1a0adaf3 641{
3f038d80 642 struct ivtv_open_id *id = fh;
1a0adaf3 643 struct ivtv *itv = id->itv;
3f038d80
HV		 644 struct yuv_playback_info *yi = &itv->yuv_info;
645 int ret = ivtv_try_fmt_vid_out(file, fh, fmt);
1a0adaf3 646
3f038d80
HV		 647 if (ret)
648 return ret;
1a0adaf3 649
3f038d80
HV		 650 if (id->type != IVTV_DEC_STREAM_TYPE_YUV)
651 return 0;
1a0adaf3 652
3f038d80
HV		 653 /* Return now if we already have some frame data */
654 if (yi->stream_size)
655 return -EBUSY;
1a0adaf3 656
3f038d80
HV		 657 yi->v4l2_src_w = fmt->fmt.pix.width;
658 yi->v4l2_src_h = fmt->fmt.pix.height;
2cc72095 659
3f038d80
HV		 660 switch (fmt->fmt.pix.field) {
661 case V4L2_FIELD_NONE:
662 yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE;
1a0adaf3 663 break;
3f038d80
HV		 664 case V4L2_FIELD_ANY:
665 yi->lace_mode = IVTV_YUV_MODE_AUTO;
666 break;
667 case V4L2_FIELD_INTERLACED_BT:
668 yi->lace_mode =
669 IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD;
670 break;
671 case V4L2_FIELD_INTERLACED_TB:
1a0adaf3 672 default:
3f038d80
HV		 673 yi->lace_mode = IVTV_YUV_MODE_INTERLACED;
674 break;
1a0adaf3 675 }
3f038d80
HV		 676 yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1;
677
678 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
679 itv->dma_data_req_size =
680 1080 * ((yi->v4l2_src_h + 31) & ~31);
681
682 /* Force update of yuv registers */
683 yi->yuv_forced_update = 1;
1a0adaf3
HV		 684 return 0;
685}
686
3f038d80 687static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
1a0adaf3 688{
3f038d80
HV		 689 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
690 int ret = ivtv_try_fmt_vid_out_overlay(file, fh, fmt);
1a0adaf3 691
3f038d80
HV		 692 if (ret == 0) {
693 itv->osd_chroma_key = fmt->fmt.win.chromakey;
694 itv->osd_global_alpha = fmt->fmt.win.global_alpha;
695 ivtv_set_osd_alpha(itv);
77aded6b 696 }
3f038d80
HV		 697 return ret;
698}
1a0adaf3 699
3f038d80
HV		 700static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_chip_ident *chip)
701{
702 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 703
3f038d80
HV		 704 chip->ident = V4L2_IDENT_NONE;
705 chip->revision = 0;
706 if (chip->match_type == V4L2_CHIP_MATCH_HOST) {
707 if (v4l2_chip_match_host(chip->match_type, chip->match_chip))
708 chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
709 return 0;
d46c17d7 710 }
3f038d80
HV		 711 if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
712 return ivtv_i2c_id(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
713 if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
714 return ivtv_call_i2c_client(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
715 return -EINVAL;
716}
d46c17d7 717
3f038d80
HV		 718static int ivtv_g_register(struct file *file, void *fh, struct v4l2_register *reg)
719{
720 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 721
3f038d80
HV		 722 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
723 return ivtv_itvc(itv, VIDIOC_DBG_G_REGISTER, reg);
724 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
725 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
726 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
727}
728
729static int ivtv_s_register(struct file *file, void *fh, struct v4l2_register *reg)
730{
731 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 732
3f038d80
HV		 733 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
734 return ivtv_itvc(itv, VIDIOC_DBG_S_REGISTER, reg);
735 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
736 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
737 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
738}
1a0adaf3 739
3f038d80
HV		 740static int ivtv_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
741{
742 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 743
3f038d80 744 *p = v4l2_prio_max(&itv->prio);
1a0adaf3 745
3f038d80
HV		 746 return 0;
747}
1a0adaf3 748
3f038d80
HV		 749static int ivtv_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
750{
751 struct ivtv_open_id *id = fh;
752 struct ivtv *itv = id->itv;
1a0adaf3 753
3f038d80
HV		 754 return v4l2_prio_change(&itv->prio, &id->prio, prio);
755}
1a0adaf3 756
3f038d80
HV		 757static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
758{
759 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
760
3f038d80
HV		 761 strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
762 strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
763 strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
764 vcap->version = IVTV_DRIVER_VERSION; /* version */
765 vcap->capabilities = itv->v4l2_cap; /* capabilities */
3f038d80
HV		 766 return 0;
767}
1a0adaf3 768
3f038d80
HV		 769static int ivtv_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
770{
771 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 772
3f038d80
HV		 773 return ivtv_get_audio_input(itv, vin->index, vin);
774}
775
776static int ivtv_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
777{
778 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 779
3f038d80
HV		 780 vin->index = itv->audio_input;
781 return ivtv_get_audio_input(itv, vin->index, vin);
782}
1a0adaf3 783
3f038d80
HV		 784static int ivtv_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
785{
786 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 787
3f038d80
HV		 788 if (vout->index >= itv->nof_audio_inputs)
789 return -EINVAL;
1a0adaf3 790
3f038d80
HV		 791 itv->audio_input = vout->index;
792 ivtv_audio_set_io(itv);
1a0adaf3 793
3f038d80
HV		 794 return 0;
795}
1a0adaf3 796
3f038d80
HV		 797static int ivtv_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vin)
798{
799 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 800
3f038d80
HV		 801 /* set it to defaults from our table */
802 return ivtv_get_audio_output(itv, vin->index, vin);
803}
1a0adaf3 804
3f038d80
HV		 805static int ivtv_g_audout(struct file *file, void *fh, struct v4l2_audioout *vin)
806{
807 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 808
3f038d80
HV		 809 vin->index = 0;
810 return ivtv_get_audio_output(itv, vin->index, vin);
811}
1a0adaf3 812
3f038d80
HV		 813static int ivtv_s_audout(struct file *file, void *fh, struct v4l2_audioout *vout)
814{
815 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 816
3f038d80
HV		 817 return ivtv_get_audio_output(itv, vout->index, vout);
818}
1a0adaf3 819
3f038d80
HV		 820static int ivtv_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
821{
822 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 823
3f038d80
HV		 824 /* set it to defaults from our table */
825 return ivtv_get_input(itv, vin->index, vin);
826}
1a0adaf3 827
3f038d80
HV		 828static int ivtv_enum_output(struct file *file, void *fh, struct v4l2_output *vout)
829{
830 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 831
3f038d80
HV		 832 return ivtv_get_output(itv, vout->index, vout);
833}
987e00ba 834
3f038d80
HV		 835static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropcap)
836{
837 struct ivtv_open_id *id = fh;
838 struct ivtv *itv = id->itv;
839 struct yuv_playback_info *yi = &itv->yuv_info;
840 int streamtype;
841
842 streamtype = id->type;
843
844 if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
845 return -EINVAL;
846 cropcap->bounds.top = cropcap->bounds.left = 0;
847 cropcap->bounds.width = 720;
848 if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
849 cropcap->bounds.height = itv->is_50hz ? 576 : 480;
850 cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
851 cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
852 } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
853 if (yi->track_osd) {
854 cropcap->bounds.width = yi->osd_full_w;
855 cropcap->bounds.height = yi->osd_full_h;
987e00ba 856 } else {
3f038d80
HV		 857 cropcap->bounds.width = 720;
858 cropcap->bounds.height =
859 itv->is_out_50hz ? 576 : 480;
987e00ba 860 }
3f038d80
HV		 861 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
862 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
863 } else {
864 cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
865 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
866 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
987e00ba 867 }
3f038d80
HV		 868 cropcap->defrect = cropcap->bounds;
869 return 0;
870}
871
872static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
873{
874 struct ivtv_open_id *id = fh;
875 struct ivtv *itv = id->itv;
876 struct yuv_playback_info *yi = &itv->yuv_info;
877 int streamtype;
987e00ba 878
3f038d80 879 streamtype = id->type;
1a0adaf3 880
3f038d80
HV		 881 if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
882 printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
883 /* Should be replaced */
884 /* v4l_printk_ioctl(VIDIOC_S_CROP); */
885 }
886
887 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
888 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
889 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
890 yi->main_rect = crop->c;
891 return 0;
892 } else {
893 if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
894 crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
895 itv->main_rect = crop->c;
987e00ba
HV		 896 return 0;
897 }
987e00ba 898 }
c9aec06f 899 return -EINVAL;
1a0adaf3 900 }
3f038d80
HV		 901 return -EINVAL;
902}
1a0adaf3 903
3f038d80
HV		 904static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
905{
906 struct ivtv_open_id *id = fh;
907 struct ivtv *itv = id->itv;
908 struct yuv_playback_info *yi = &itv->yuv_info;
909 int streamtype;
1a0adaf3 910
3f038d80
HV		 911 streamtype = id->type;
912
913 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
914 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
915 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
916 crop->c = yi->main_rect;
917 else
918 crop->c = itv->main_rect;
919 return 0;
920 }
921 return -EINVAL;
922}
923
924static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
925{
926 static struct v4l2_fmtdesc formats[] = {
927 { 0, 0, 0,
928 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
929 { 0, 0, 0, 0 }
930 },
931 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
932 "MPEG", V4L2_PIX_FMT_MPEG,
933 { 0, 0, 0, 0 }
987e00ba 934 }
3f038d80
HV		 935 };
936 enum v4l2_buf_type type = fmt->type;
937
938 if (fmt->index > 1)
c9aec06f 939 return -EINVAL;
1a0adaf3 940
3f038d80
HV		 941 *fmt = formats[fmt->index];
942 fmt->type = type;
943 return 0;
944}
1a0adaf3 945
3f038d80
HV		 946static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
947{
948 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
949
950 static struct v4l2_fmtdesc formats[] = {
951 { 0, 0, 0,
952 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
953 { 0, 0, 0, 0 }
954 },
955 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
956 "MPEG", V4L2_PIX_FMT_MPEG,
957 { 0, 0, 0, 0 }
1a0adaf3 958 }
3f038d80
HV		 959 };
960 enum v4l2_buf_type type = fmt->type;
961
962 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
963 return -EINVAL;
964
965 if (fmt->index > 1)
966 return -EINVAL;
967
968 *fmt = formats[fmt->index];
969 fmt->type = type;
970
971 return 0;
972}
973
974static int ivtv_g_input(struct file *file, void *fh, unsigned int *i)
975{
976 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
977
978 *i = itv->active_input;
979
980 return 0;
981}
982
983int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
984{
985 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
986
987 if (inp < 0 || inp >= itv->nof_inputs)
988 return -EINVAL;
989
990 if (inp == itv->active_input) {
991 IVTV_DEBUG_INFO("Input unchanged\n");
1a0adaf3
HV		 992 return 0;
993 }
994
3f038d80
HV		 995 if (atomic_read(&itv->capturing) > 0) {
996 return -EBUSY;
1a0adaf3
HV		 997 }
998
3f038d80
HV		 999 IVTV_DEBUG_INFO("Changing input from %d to %d\n",
1000 itv->active_input, inp);
1a0adaf3 1001
3f038d80
HV		 1002 itv->active_input = inp;
1003 /* Set the audio input to whatever is appropriate for the
1004 input type. */
1005 itv->audio_input = itv->card->video_inputs[inp].audio_index;
1a0adaf3 1006
3f038d80
HV		 1007 /* prevent others from messing with the streams until
1008 we're finished changing inputs. */
1009 ivtv_mute(itv);
1010 ivtv_video_set_io(itv);
1011 ivtv_audio_set_io(itv);
1012 ivtv_unmute(itv);
1013
1014 return 0;
1015}
1a0adaf3 1016
3f038d80
HV		 1017static int ivtv_g_output(struct file *file, void *fh, unsigned int *i)
1018{
1019 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 1020
3f038d80
HV		 1021 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1022 return -EINVAL;
1023
1024 *i = itv->active_output;
1025
1026 return 0;
1027}
1028
1029static int ivtv_s_output(struct file *file, void *fh, unsigned int outp)
1030{
1031 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1032 struct v4l2_routing route;
1033
1034 if (outp >= itv->card->nof_outputs)
1035 return -EINVAL;
1036
1037 if (outp == itv->active_output) {
1038 IVTV_DEBUG_INFO("Output unchanged\n");
1039 return 0;
1a0adaf3 1040 }
3f038d80
HV		 1041 IVTV_DEBUG_INFO("Changing output from %d to %d\n",
1042 itv->active_output, outp);
1a0adaf3 1043
3f038d80
HV		 1044 itv->active_output = outp;
1045 route.input = SAA7127_INPUT_TYPE_NORMAL;
1046 route.output = itv->card->video_outputs[outp].video_output;
1047 ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
1048
1049 return 0;
1050}
1051
1052static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1053{
1054 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1055
1056 if (vf->tuner != 0)
1057 return -EINVAL;
1058
1059 ivtv_call_i2c_clients(itv, VIDIOC_G_FREQUENCY, vf);
1060 return 0;
1061}
1062
1063int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1064{
1065 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1066
1067 if (vf->tuner != 0)
1068 return -EINVAL;
1069
1070 ivtv_mute(itv);
1071 IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
1072 ivtv_call_i2c_clients(itv, VIDIOC_S_FREQUENCY, vf);
1073 ivtv_unmute(itv);
1074 return 0;
1075}
1076
1077static int ivtv_g_std(struct file *file, void *fh, v4l2_std_id *std)
1078{
1079 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1080
1081 *std = itv->std;
1082 return 0;
1083}
1084
1085int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
1086{
1087 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1088 struct yuv_playback_info *yi = &itv->yuv_info;
1089
1090 if ((*std & V4L2_STD_ALL) == 0)
1091 return -EINVAL;
1092
1093 if (*std == itv->std)
1094 return 0;
1095
1096 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
1097 atomic_read(&itv->capturing) > 0 ||
1098 atomic_read(&itv->decoding) > 0) {
1099 /* Switching standard would turn off the radio or mess
1100 with already running streams, prevent that by
1101 returning EBUSY. */
1102 return -EBUSY;
1103 }
1104
1105 itv->std = *std;
1106 itv->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
1107 itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
1108 itv->params.width = 720;
1109 itv->params.height = itv->is_50hz ? 576 : 480;
1110 itv->vbi.count = itv->is_50hz ? 18 : 12;
1111 itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
1112 itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
1113
1114 if (itv->hw_flags & IVTV_HW_CX25840)
1115 itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
1116
1117 IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
1118
1119 /* Tuner */
1120 ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
1121
1122 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1123 /* set display standard */
1124 itv->std_out = *std;
1125 itv->is_out_60hz = itv->is_60hz;
1126 itv->is_out_50hz = itv->is_50hz;
1127 ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
1128 ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
1129 itv->main_rect.left = itv->main_rect.top = 0;
1130 itv->main_rect.width = 720;
1131 itv->main_rect.height = itv->params.height;
1132 ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
1133 720, itv->main_rect.height, 0, 0);
1134 yi->main_rect = itv->main_rect;
1135 if (!itv->osd_info) {
1136 yi->osd_full_w = 720;
1137 yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
1138 }
1139 }
1140 return 0;
1141}
1142
1143static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1144{
1145 struct ivtv_open_id *id = fh;
1146 struct ivtv *itv = id->itv;
1147
1148 if (vt->index != 0)
1149 return -EINVAL;
1150
1151 ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
1152
1153 return 0;
1154}
1155
1156static int ivtv_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1157{
1158 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1159
1160 if (vt->index != 0)
1161 return -EINVAL;
1162
3f038d80
HV		 1163 ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
1164
1165 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
1166 strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
1167 vt->type = V4L2_TUNER_RADIO;
1168 } else {
1169 strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
1170 vt->type = V4L2_TUNER_ANALOG_TV;
1a0adaf3
HV		 1171 }
1172
3f038d80
HV		 1173 return 0;
1174}
1a0adaf3 1175
3f038d80
HV		 1176static int ivtv_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap)
1177{
1178 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1179 int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
1180 int f, l;
3f038d80 1181
79afcb10 1182 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
3f038d80
HV		 1183 for (f = 0; f < 2; f++) {
1184 for (l = 0; l < 24; l++) {
1185 if (valid_service_line(f, l, itv->is_50hz))
1186 cap->service_lines[f][l] = set;
1187 }
1188 }
1189 return 0;
1190 }
79afcb10 1191 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
3f038d80 1192 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
1a0adaf3 1193 return -EINVAL;
3f038d80
HV		 1194 if (itv->is_60hz) {
1195 cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
1196 cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
1197 } else {
1198 cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
1199 cap->service_lines[0][16] = V4L2_SLICED_VPS;
1a0adaf3 1200 }
3f038d80 1201 return 0;
1a0adaf3 1202 }
3f038d80
HV		 1203 return -EINVAL;
1204}
1a0adaf3 1205
3f038d80
HV		 1206static int ivtv_g_enc_index(struct file *file, void *fh, struct v4l2_enc_idx *idx)
1207{
1208 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1209 struct v4l2_enc_idx_entry *e = idx->entry;
1210 int entries;
1211 int i;
1a0adaf3 1212
3f038d80
HV		 1213 entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
1214 IVTV_MAX_PGM_INDEX;
1215 if (entries > V4L2_ENC_IDX_ENTRIES)
1216 entries = V4L2_ENC_IDX_ENTRIES;
1217 idx->entries = 0;
1218 for (i = 0; i < entries; i++) {
1219 *e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
1220 if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
1221 idx->entries++;
1222 e++;
1223 }
1a0adaf3 1224 }
3f038d80
HV		 1225 itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
1226 return 0;
1227}
1a0adaf3 1228
3f038d80
HV		 1229static int ivtv_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1230{
1231 struct ivtv_open_id *id = fh;
1232 struct ivtv *itv = id->itv;
1a0adaf3 1233
1a0adaf3 1234
3f038d80
HV		 1235 switch (enc->cmd) {
1236 case V4L2_ENC_CMD_START:
1237 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1238 enc->flags = 0;
1239 return ivtv_start_capture(id);
1a0adaf3 1240
3f038d80
HV		 1241 case V4L2_ENC_CMD_STOP:
1242 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1243 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1244 ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
1245 return 0;
1a0adaf3 1246
3f038d80
HV		 1247 case V4L2_ENC_CMD_PAUSE:
1248 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1249 enc->flags = 0;
1a0adaf3 1250
3f038d80
HV		 1251 if (!atomic_read(&itv->capturing))
1252 return -EPERM;
1253 if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1254 return 0;
1a0adaf3 1255
3f038d80
HV		 1256 ivtv_mute(itv);
1257 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
1a0adaf3 1258 break;
1a0adaf3 1259
3f038d80
HV		 1260 case V4L2_ENC_CMD_RESUME:
1261 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1262 enc->flags = 0;
1a0adaf3 1263
3f038d80
HV		 1264 if (!atomic_read(&itv->capturing))
1265 return -EPERM;
1a0adaf3 1266
3f038d80
HV		 1267 if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1268 return 0;
1a0adaf3 1269
3f038d80
HV		 1270 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
1271 ivtv_unmute(itv);
1a0adaf3 1272 break;
3f038d80
HV		 1273 default:
1274 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1275 return -EINVAL;
1a0adaf3
HV		 1276 }
1277
3f038d80
HV		 1278 return 0;
1279}
1a0adaf3 1280
3f038d80
HV		 1281static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1282{
1283 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 1284
3f038d80
HV		 1285 switch (enc->cmd) {
1286 case V4L2_ENC_CMD_START:
1287 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1288 enc->flags = 0;
1289 return 0;
1a0adaf3 1290
3f038d80
HV		 1291 case V4L2_ENC_CMD_STOP:
1292 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1293 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1294 return 0;
1a0adaf3 1295
3f038d80
HV		 1296 case V4L2_ENC_CMD_PAUSE:
1297 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1298 enc->flags = 0;
1299 return 0;
1a0adaf3 1300
3f038d80
HV		 1301 case V4L2_ENC_CMD_RESUME:
1302 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1303 enc->flags = 0;
1304 return 0;
1305 default:
1306 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1307 return -EINVAL;
1a0adaf3 1308 }
3f038d80 1309}
1a0adaf3 1310
3f038d80
HV		 1311static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1312{
1313 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1314 u32 data[CX2341X_MBOX_MAX_DATA];
1315 struct yuv_playback_info *yi = &itv->yuv_info;
1316
1317 int pixfmt;
1318 static u32 pixel_format[16] = {
1319 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
1320 V4L2_PIX_FMT_RGB565,
1321 V4L2_PIX_FMT_RGB555,
1322 V4L2_PIX_FMT_RGB444,
1323 V4L2_PIX_FMT_RGB32,
1324 0,
1325 0,
1326 0,
1327 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
1328 V4L2_PIX_FMT_YUV565,
1329 V4L2_PIX_FMT_YUV555,
1330 V4L2_PIX_FMT_YUV444,
1331 V4L2_PIX_FMT_YUV32,
1332 0,
1333 0,
1334 0,
1335 };
1336
3f038d80 1337 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1a0adaf3 1338 return -EINVAL;
37f89f95
HV		 1339 if (!itv->osd_video_pbase)
1340 return -EINVAL;
1a0adaf3 1341
3f038d80
HV		 1342 fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
1343 V4L2_FBUF_CAP_GLOBAL_ALPHA;
d4e7ee36 1344
3f038d80
HV		 1345 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1346 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1347 pixfmt = (data[0] >> 3) & 0xf;
d4e7ee36 1348
3f038d80
HV		 1349 fb->fmt.pixelformat = pixel_format[pixfmt];
1350 fb->fmt.width = itv->osd_rect.width;
1351 fb->fmt.height = itv->osd_rect.height;
5cf2cc48
HV		 1352 fb->fmt.field = V4L2_FIELD_INTERLACED;
1353 fb->fmt.bytesperline = fb->fmt.width;
37f89f95
HV		 1354 fb->fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
1355 fb->fmt.field = V4L2_FIELD_INTERLACED;
1356 fb->fmt.priv = 0;
5cf2cc48
HV		 1357 if (fb->fmt.pixelformat != V4L2_PIX_FMT_PAL8)
1358 fb->fmt.bytesperline *= 2;
1359 if (fb->fmt.pixelformat == V4L2_PIX_FMT_RGB32 ||
1360 fb->fmt.pixelformat == V4L2_PIX_FMT_YUV32)
1361 fb->fmt.bytesperline *= 2;
37f89f95 1362 fb->fmt.sizeimage = fb->fmt.bytesperline * fb->fmt.height;
3f038d80 1363 fb->base = (void *)itv->osd_video_pbase;
5cf2cc48 1364 fb->flags = 0;
d4e7ee36 1365
3f038d80
HV		 1366 if (itv->osd_chroma_key_state)
1367 fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
d4e7ee36 1368
3f038d80
HV		 1369 if (itv->osd_global_alpha_state)
1370 fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
d4e7ee36 1371
3f038d80 1372 pixfmt &= 7;
d4e7ee36 1373
3f038d80
HV		 1374 /* no local alpha for RGB565 or unknown formats */
1375 if (pixfmt == 1 || pixfmt > 4)
1376 return 0;
1377
1378 /* 16-bit formats have inverted local alpha */
1379 if (pixfmt == 2 || pixfmt == 3)
1380 fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
1381 else
1382 fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
1383
1384 if (itv->osd_local_alpha_state) {
2d4d5f11
HV		 1385 /* 16-bit formats have inverted local alpha */
1386 if (pixfmt == 2 || pixfmt == 3)
3f038d80 1387 fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
2d4d5f11 1388 else
3f038d80 1389 fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
d4e7ee36 1390 }
3f038d80
HV		 1391 if (yi->track_osd)
1392 fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
1393
1394 return 0;
1395}
d4e7ee36 1396
3f038d80
HV		 1397static int ivtv_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1398{
1399 struct ivtv_open_id *id = fh;
1400 struct ivtv *itv = id->itv;
1401 struct yuv_playback_info *yi = &itv->yuv_info;
d4e7ee36 1402
3f038d80
HV		 1403 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1404 return -EINVAL;
37f89f95
HV		 1405 if (!itv->osd_video_pbase)
1406 return -EINVAL;
d4e7ee36 1407
3f038d80
HV		 1408 itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
1409 itv->osd_local_alpha_state =
1410 (fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
1411 itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
1412 ivtv_set_osd_alpha(itv);
1413 yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
5cf2cc48 1414 return ivtv_g_fbuf(file, fh, fb);
3f038d80
HV		 1415}
1416
1417static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
1418{
1419 struct ivtv_open_id *id = fh;
1420 struct ivtv *itv = id->itv;
7c03a448 1421
3f038d80
HV		 1422 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1423 return -EINVAL;
1a0adaf3 1424
3f038d80 1425 ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
1a0adaf3 1426
3f038d80
HV		 1427 return 0;
1428}
1429
1430static int ivtv_log_status(struct file *file, void *fh)
1431{
1432 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1433 u32 data[CX2341X_MBOX_MAX_DATA];
1434
1435 int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
1436 struct v4l2_input vidin;
1437 struct v4l2_audio audin;
1438 int i;
1439
1440 IVTV_INFO("================= START STATUS CARD #%d =================\n", itv->num);
1441 IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
1442 if (itv->hw_flags & IVTV_HW_TVEEPROM) {
1443 struct tveeprom tv;
1444
1445 ivtv_read_eeprom(itv, &tv);
1446 }
1447 ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL);
1448 ivtv_get_input(itv, itv->active_input, &vidin);
1449 ivtv_get_audio_input(itv, itv->audio_input, &audin);
1450 IVTV_INFO("Video Input: %s\n", vidin.name);
1451 IVTV_INFO("Audio Input: %s%s\n", audin.name,
1452 (itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : "");
1453 if (has_output) {
1454 struct v4l2_output vidout;
1455 struct v4l2_audioout audout;
1456 int mode = itv->output_mode;
1457 static const char * const output_modes[5] = {
1458 "None",
1459 "MPEG Streaming",
1460 "YUV Streaming",
1461 "YUV Frames",
1462 "Passthrough",
1463 };
1464 static const char * const audio_modes[5] = {
1465 "Stereo",
1466 "Left",
1467 "Right",
1468 "Mono",
1469 "Swapped"
1470 };
1471 static const char * const alpha_mode[4] = {
1472 "None",
1473 "Global",
1474 "Local",
1475 "Global and Local"
1476 };
1477 static const char * const pixel_format[16] = {
1478 "ARGB Indexed",
1479 "RGB 5:6:5",
1480 "ARGB 1:5:5:5",
1481 "ARGB 1:4:4:4",
1482 "ARGB 8:8:8:8",
1483 "5",
1484 "6",
1485 "7",
1486 "AYUV Indexed",
1487 "YUV 5:6:5",
1488 "AYUV 1:5:5:5",
1489 "AYUV 1:4:4:4",
1490 "AYUV 8:8:8:8",
1491 "13",
1492 "14",
1493 "15",
1494 };
1495
1496 ivtv_get_output(itv, itv->active_output, &vidout);
1497 ivtv_get_audio_output(itv, 0, &audout);
1498 IVTV_INFO("Video Output: %s\n", vidout.name);
1499 IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
1500 audio_modes[itv->audio_stereo_mode],
1501 audio_modes[itv->audio_bilingual_mode]);
1502 if (mode < 0 || mode > OUT_PASSTHROUGH)
1503 mode = OUT_NONE;
1504 IVTV_INFO("Output Mode: %s\n", output_modes[mode]);
1505 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1506 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1507 IVTV_INFO("Overlay: %s, Alpha: %s, Pixel Format: %s\n",
1508 data[0] & 1 ? "On" : "Off",
1509 alpha_mode[(data[0] >> 1) & 0x3],
1510 pixel_format[(data[0] >> 3) & 0xf]);
1a0adaf3 1511 }
3f038d80
HV		 1512 IVTV_INFO("Tuner: %s\n",
1513 test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV");
1514 cx2341x_log_status(&itv->params, itv->name);
1515 IVTV_INFO("Status flags: 0x%08lx\n", itv->i_flags);
1516 for (i = 0; i < IVTV_MAX_STREAMS; i++) {
1517 struct ivtv_stream *s = &itv->streams[i];
1a0adaf3 1518
3f038d80
HV		 1519 if (s->v4l2dev == NULL || s->buffers == 0)
1520 continue;
1521 IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
1522 (s->buffers - s->q_free.buffers) * 100 / s->buffers,
1523 (s->buffers * s->buf_size) / 1024, s->buffers);
1a0adaf3 1524 }
3f038d80
HV		 1525
1526 IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted);
1527 IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num);
1528
1a0adaf3
HV		 1529 return 0;
1530}
1531
d4e7ee36 1532static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
1a0adaf3
HV		 1533{
1534 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1535 struct ivtv *itv = id->itv;
1536 int nonblocking = filp->f_flags & O_NONBLOCK;
1537 struct ivtv_stream *s = &itv->streams[id->type];
1538
1539 switch (cmd) {
1540 case IVTV_IOC_DMA_FRAME: {
1541 struct ivtv_dma_frame *args = arg;
1542
1543 IVTV_DEBUG_IOCTL("IVTV_IOC_DMA_FRAME\n");
1544 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1545 return -EINVAL;
1546 if (args->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
1547 return -EINVAL;
1548 if (itv->output_mode == OUT_UDMA_YUV && args->y_source == NULL)
1549 return 0;
42b03fe1 1550 if (ivtv_start_decoding(id, id->type)) {
1a0adaf3
HV		 1551 return -EBUSY;
1552 }
1553 if (ivtv_set_output_mode(itv, OUT_UDMA_YUV) != OUT_UDMA_YUV) {
1554 ivtv_release_stream(s);
1555 return -EBUSY;
1556 }
ad8ff0f1
HV		 1557 /* Mark that this file handle started the UDMA_YUV mode */
1558 id->yuv_frames = 1;
1a0adaf3
HV		 1559 if (args->y_source == NULL)
1560 return 0;
1561 return ivtv_yuv_prep_frame(itv, args);
1562 }
1563
1564 case VIDEO_GET_PTS: {
1565 u32 data[CX2341X_MBOX_MAX_DATA];
1566 u64 *pts = arg;
1567
1568 IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n");
1569 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1570 *pts = s->dma_pts;
1571 break;
1572 }
1573 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1574 return -EINVAL;
1575
1576 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1577 *pts = (u64) ((u64)itv->last_dec_timing[2] << 32) |
1578 (u64)itv->last_dec_timing[1];
1579 break;
1580 }
1581 *pts = 0;
1582 if (atomic_read(&itv->decoding)) {
1583 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1584 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1585 return -EIO;
1586 }
1587 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1588 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1589 *pts = (u64) ((u64) data[2] << 32) | (u64) data[1];
1590 /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/
1591 }
1592 break;
1593 }
1594
1595 case VIDEO_GET_FRAME_COUNT: {
1596 u32 data[CX2341X_MBOX_MAX_DATA];
1597 u64 *frame = arg;
1598
1599 IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n");
1600 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1601 *frame = 0;
1602 break;
1603 }
1604 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1605 return -EINVAL;
1606
1607 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1608 *frame = itv->last_dec_timing[0];
1609 break;
1610 }
1611 *frame = 0;
1612 if (atomic_read(&itv->decoding)) {
1613 if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
1614 IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
1615 return -EIO;
1616 }
1617 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1618 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1619 *frame = data[0];
1620 }
1621 break;
1622 }
1623
1624 case VIDEO_PLAY: {
1625 struct video_command vc;
1626
1627 IVTV_DEBUG_IOCTL("VIDEO_PLAY\n");
1628 memset(&vc, 0, sizeof(vc));
1629 vc.cmd = VIDEO_CMD_PLAY;
1630 return ivtv_video_command(itv, id, &vc, 0);
1631 }
1632
1633 case VIDEO_STOP: {
1634 struct video_command vc;
1635
1636 IVTV_DEBUG_IOCTL("VIDEO_STOP\n");
1637 memset(&vc, 0, sizeof(vc));
1638 vc.cmd = VIDEO_CMD_STOP;
1639 vc.flags = VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY;
1640 return ivtv_video_command(itv, id, &vc, 0);
1641 }
1642
1643 case VIDEO_FREEZE: {
1644 struct video_command vc;
1645
1646 IVTV_DEBUG_IOCTL("VIDEO_FREEZE\n");
1647 memset(&vc, 0, sizeof(vc));
1648 vc.cmd = VIDEO_CMD_FREEZE;
1649 return ivtv_video_command(itv, id, &vc, 0);
1650 }
1651
1652 case VIDEO_CONTINUE: {
1653 struct video_command vc;
1654
1655 IVTV_DEBUG_IOCTL("VIDEO_CONTINUE\n");
1656 memset(&vc, 0, sizeof(vc));
1657 vc.cmd = VIDEO_CMD_CONTINUE;
1658 return ivtv_video_command(itv, id, &vc, 0);
1659 }
1660
1661 case VIDEO_COMMAND:
1662 case VIDEO_TRY_COMMAND: {
1663 struct video_command *vc = arg;
1664 int try = (cmd == VIDEO_TRY_COMMAND);
1665
1666 if (try)
1aa32c2f 1667 IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd);
1a0adaf3 1668 else
1aa32c2f 1669 IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd);
1a0adaf3
HV		 1670 return ivtv_video_command(itv, id, vc, try);
1671 }
1672
1673 case VIDEO_GET_EVENT: {
1674 struct video_event *ev = arg;
1675 DEFINE_WAIT(wait);
1676
1677 IVTV_DEBUG_IOCTL("VIDEO_GET_EVENT\n");
1678 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1679 return -EINVAL;
1680 memset(ev, 0, sizeof(*ev));
1681 set_bit(IVTV_F_I_EV_VSYNC_ENABLED, &itv->i_flags);
1682
1683 while (1) {
1684 if (test_and_clear_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags))
1685 ev->type = VIDEO_EVENT_DECODER_STOPPED;
1686 else if (test_and_clear_bit(IVTV_F_I_EV_VSYNC, &itv->i_flags)) {
1687 ev->type = VIDEO_EVENT_VSYNC;
037c86c5
HV		 1688 ev->u.vsync_field = test_bit(IVTV_F_I_EV_VSYNC_FIELD, &itv->i_flags) ?
1689 VIDEO_VSYNC_FIELD_ODD : VIDEO_VSYNC_FIELD_EVEN;
1690 if (itv->output_mode == OUT_UDMA_YUV &&
1691 (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) ==
1692 IVTV_YUV_MODE_PROGRESSIVE) {
1693 ev->u.vsync_field = VIDEO_VSYNC_FIELD_PROGRESSIVE;
1694 }
1a0adaf3
HV		 1695 }
1696 if (ev->type)
1697 return 0;
1698 if (nonblocking)
1699 return -EAGAIN;
baa4072d
HV		 1700 /* Wait for event. Note that serialize_lock is locked,
1701 so to allow other processes to access the driver while
1702 we are waiting unlock first and later lock again. */
1703 mutex_unlock(&itv->serialize_lock);
1a0adaf3
HV		 1704 prepare_to_wait(&itv->event_waitq, &wait, TASK_INTERRUPTIBLE);
1705 if ((itv->i_flags & (IVTV_F_I_EV_DEC_STOPPED|IVTV_F_I_EV_VSYNC)) == 0)
1706 schedule();
1707 finish_wait(&itv->event_waitq, &wait);
baa4072d 1708 mutex_lock(&itv->serialize_lock);
1a0adaf3
HV		 1709 if (signal_pending(current)) {
1710 /* return if a signal was received */
1711 IVTV_DEBUG_INFO("User stopped wait for event\n");
1712 return -EINTR;
1713 }
1714 }
1715 break;
1716 }
1717
1a0adaf3
HV		 1718 default:
1719 return -EINVAL;
1720 }
1721 return 0;
1722}
1723
3f038d80 1724static int ivtv_default(struct file *file, void *fh, int cmd, void *arg)
1a0adaf3 1725{
3f038d80 1726 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 1727
1a0adaf3 1728 switch (cmd) {
3f038d80
HV		 1729 case VIDIOC_INT_S_AUDIO_ROUTING: {
1730 struct v4l2_routing *route = arg;
1a0adaf3 1731
3f038d80
HV		 1732 ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
1733 break;
1734 }
1a0adaf3 1735
3f038d80
HV		 1736 case VIDIOC_INT_RESET: {
1737 u32 val = *(u32 *)arg;
1a0adaf3 1738
3f038d80
HV		 1739 if ((val == 0 && itv->options.newi2c) || (val & 0x01))
1740 ivtv_reset_ir_gpio(itv);
1741 if (val & 0x02)
1742 itv->video_dec_func(itv, cmd, NULL);
1743 break;
1744 }
1a0adaf3 1745
1a0adaf3 1746 default:
3f038d80 1747 return -EINVAL;
1a0adaf3
HV		 1748 }
1749 return 0;
1750}
1751
baa4072d
HV		 1752static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp,
1753 unsigned int cmd, unsigned long arg)
1a0adaf3 1754{
37f89f95 1755 struct video_device *vfd = video_devdata(filp);
3f038d80
HV		 1756 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1757 int ret;
1758
1759 /* Filter dvb ioctls that cannot be handled by the v4l ioctl framework */
1a0adaf3
HV		 1760 switch (cmd) {
1761 case VIDEO_SELECT_SOURCE:
1762 IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n");
1763 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1764 return -EINVAL;
1765 return ivtv_passthrough_mode(itv, arg == VIDEO_SOURCE_DEMUX);
1766
1767 case AUDIO_SET_MUTE:
1768 IVTV_DEBUG_IOCTL("AUDIO_SET_MUTE\n");
1769 itv->speed_mute_audio = arg;
1770 return 0;
1771
1772 case AUDIO_CHANNEL_SELECT:
1773 IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n");
1774 if (arg > AUDIO_STEREO_SWAPPED)
1775 return -EINVAL;
1776 itv->audio_stereo_mode = arg;
1777 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1778 return 0;
1779
1780 case AUDIO_BILINGUAL_CHANNEL_SELECT:
1781 IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n");
1782 if (arg > AUDIO_STEREO_SWAPPED)
1783 return -EINVAL;
1784 itv->audio_bilingual_mode = arg;
1785 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1786 return 0;
1787
3f038d80
HV		 1788 case IVTV_IOC_DMA_FRAME:
1789 case VIDEO_GET_PTS:
1790 case VIDEO_GET_FRAME_COUNT:
1791 case VIDEO_GET_EVENT:
1792 case VIDEO_PLAY:
1793 case VIDEO_STOP:
1794 case VIDEO_FREEZE:
1795 case VIDEO_CONTINUE:
1796 case VIDEO_COMMAND:
1797 case VIDEO_TRY_COMMAND:
1798 return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
1799
1a0adaf3
HV		 1800 default:
1801 break;
1802 }
3f038d80
HV		 1803
1804 /* check priority */
1805 switch (cmd) {
1806 case VIDIOC_S_CTRL:
1807 case VIDIOC_S_STD:
1808 case VIDIOC_S_INPUT:
1809 case VIDIOC_S_OUTPUT:
1810 case VIDIOC_S_TUNER:
1811 case VIDIOC_S_FREQUENCY:
1812 case VIDIOC_S_FMT:
1813 case VIDIOC_S_CROP:
1814 case VIDIOC_S_AUDIO:
1815 case VIDIOC_S_AUDOUT:
1816 case VIDIOC_S_EXT_CTRLS:
1817 case VIDIOC_S_FBUF:
1818 case VIDIOC_OVERLAY:
1819 ret = v4l2_prio_check(&itv->prio, &id->prio);
1820 if (ret)
1821 return ret;
1822 }
1823
37f89f95
HV		 1824 if (ivtv_debug & IVTV_DBGFLG_IOCTL)
1825 vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG;
1826 ret = video_ioctl2(inode, filp, cmd, arg);
1827 vfd->debug = 0;
1828 return ret;
1a0adaf3 1829}
baa4072d
HV		 1830
1831int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
1832 unsigned long arg)
1833{
1834 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1835 struct ivtv *itv = id->itv;
1836 int res;
1837
1838 mutex_lock(&itv->serialize_lock);
1839 res = ivtv_serialized_ioctl(itv, inode, filp, cmd, arg);
1840 mutex_unlock(&itv->serialize_lock);
1841 return res;
1842}
3f038d80
HV		 1843
1844void ivtv_set_funcs(struct video_device *vdev)
1845{
1846 vdev->vidioc_querycap = ivtv_querycap;
1847 vdev->vidioc_g_priority = ivtv_g_priority;
1848 vdev->vidioc_s_priority = ivtv_s_priority;
1849 vdev->vidioc_s_audio = ivtv_s_audio;
1850 vdev->vidioc_g_audio = ivtv_g_audio;
1851 vdev->vidioc_enumaudio = ivtv_enumaudio;
1852 vdev->vidioc_s_audout = ivtv_s_audout;
1853 vdev->vidioc_g_audout = ivtv_g_audout;
1854 vdev->vidioc_enum_input = ivtv_enum_input;
1855 vdev->vidioc_enum_output = ivtv_enum_output;
1856 vdev->vidioc_enumaudout = ivtv_enumaudout;
1857 vdev->vidioc_cropcap = ivtv_cropcap;
1858 vdev->vidioc_s_crop = ivtv_s_crop;
1859 vdev->vidioc_g_crop = ivtv_g_crop;
1860 vdev->vidioc_g_input = ivtv_g_input;
1861 vdev->vidioc_s_input = ivtv_s_input;
1862 vdev->vidioc_g_output = ivtv_g_output;
1863 vdev->vidioc_s_output = ivtv_s_output;
1864 vdev->vidioc_g_frequency = ivtv_g_frequency;
1865 vdev->vidioc_s_frequency = ivtv_s_frequency;
1866 vdev->vidioc_s_tuner = ivtv_s_tuner;
1867 vdev->vidioc_g_tuner = ivtv_g_tuner;
1868 vdev->vidioc_g_enc_index = ivtv_g_enc_index;
1869 vdev->vidioc_g_fbuf = ivtv_g_fbuf;
1870 vdev->vidioc_s_fbuf = ivtv_s_fbuf;
1871 vdev->vidioc_g_std = ivtv_g_std;
1872 vdev->vidioc_s_std = ivtv_s_std;
1873 vdev->vidioc_overlay = ivtv_overlay;
1874 vdev->vidioc_log_status = ivtv_log_status;
1875 vdev->vidioc_enum_fmt_vid_cap = ivtv_enum_fmt_vid_cap;
1876 vdev->vidioc_encoder_cmd = ivtv_encoder_cmd;
1877 vdev->vidioc_try_encoder_cmd = ivtv_try_encoder_cmd;
1878 vdev->vidioc_enum_fmt_vid_out = ivtv_enum_fmt_vid_out;
1879 vdev->vidioc_g_fmt_vid_cap = ivtv_g_fmt_vid_cap;
1880 vdev->vidioc_g_fmt_vbi_cap = ivtv_g_fmt_vbi_cap;
1881 vdev->vidioc_g_fmt_sliced_vbi_cap = ivtv_g_fmt_sliced_vbi_cap;
1882 vdev->vidioc_g_fmt_vid_out = ivtv_g_fmt_vid_out;
1883 vdev->vidioc_g_fmt_vid_out_overlay = ivtv_g_fmt_vid_out_overlay;
1884 vdev->vidioc_g_fmt_sliced_vbi_out = ivtv_g_fmt_sliced_vbi_out;
1885 vdev->vidioc_s_fmt_vid_cap = ivtv_s_fmt_vid_cap;
1886 vdev->vidioc_s_fmt_vbi_cap = ivtv_s_fmt_vbi_cap;
1887 vdev->vidioc_s_fmt_sliced_vbi_cap = ivtv_s_fmt_sliced_vbi_cap;
1888 vdev->vidioc_s_fmt_vid_out = ivtv_s_fmt_vid_out;
1889 vdev->vidioc_s_fmt_vid_out_overlay = ivtv_s_fmt_vid_out_overlay;
1890 vdev->vidioc_s_fmt_sliced_vbi_out = ivtv_s_fmt_sliced_vbi_out;
1891 vdev->vidioc_try_fmt_vid_cap = ivtv_try_fmt_vid_cap;
1892 vdev->vidioc_try_fmt_vbi_cap = ivtv_try_fmt_vbi_cap;
1893 vdev->vidioc_try_fmt_sliced_vbi_cap = ivtv_try_fmt_sliced_vbi_cap;
1894 vdev->vidioc_try_fmt_vid_out = ivtv_try_fmt_vid_out;
1895 vdev->vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay;
1896 vdev->vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out;
1897 vdev->vidioc_g_sliced_vbi_cap = ivtv_g_sliced_vbi_cap;
1898 vdev->vidioc_g_chip_ident = ivtv_g_chip_ident;
1899 vdev->vidioc_g_register = ivtv_g_register;
1900 vdev->vidioc_s_register = ivtv_s_register;
1901 vdev->vidioc_default = ivtv_default;
1902 vdev->vidioc_queryctrl = ivtv_queryctrl;
1903 vdev->vidioc_querymenu = ivtv_querymenu;
1904 vdev->vidioc_g_ctrl = ivtv_g_ctrl;
1905 vdev->vidioc_s_ctrl = ivtv_s_ctrl;
1906 vdev->vidioc_g_ext_ctrls = ivtv_g_ext_ctrls;
1907 vdev->vidioc_s_ext_ctrls = ivtv_s_ext_ctrls;
1908 vdev->vidioc_try_ext_ctrls = ivtv_try_ext_ctrls;
1909}
Linux kernel - Deliverables
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