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V4L/DVB (8084): ivtv/cx18: remove unnecessary memsets & KERNEL_VERSION tests
[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;
79afcb10
HV		 511 if (itv->params.width != 720 ||
512 itv->params.height != (itv->is_50hz ? 576 : 480))
513 itv->params.video_temporal_filter = 0;
514 else
515 itv->params.video_temporal_filter = 8;
3f038d80
HV		 516 return 0;
517}
1a0adaf3 518
3f038d80
HV		 519static int ivtv_try_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
520{
521 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
522}
1a0adaf3 523
3f038d80
HV		 524static int ivtv_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
525{
526 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
527 struct ivtv_open_id *id = fh;
528 struct ivtv *itv = id->itv;
1a0adaf3 529
3f038d80
HV		 530 if (id->type == IVTV_DEC_STREAM_TYPE_VBI)
531 return ivtv_g_fmt_sliced_vbi_cap(file, fh, fmt);
1a0adaf3
HV		 532
533 /* set sliced VBI capture format */
534 vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
e88360c0
HV		 535 vbifmt->reserved[0] = 0;
536 vbifmt->reserved[1] = 0;
1a0adaf3
HV		 537
538 if (vbifmt->service_set)
feb5bce2 539 ivtv_expand_service_set(vbifmt, itv->is_50hz);
3f038d80 540 check_service_set(vbifmt, itv->is_50hz);
feb5bce2 541 vbifmt->service_set = ivtv_get_service_set(vbifmt);
3f038d80
HV		 542 return 0;
543}
544
545static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
546{
547 struct ivtv_open_id *id = fh;
548 s32 w, h;
549 int field;
550 int ret;
551
552 w = fmt->fmt.pix.width;
553 h = fmt->fmt.pix.height;
554 field = fmt->fmt.pix.field;
555 ret = ivtv_g_fmt_vid_out(file, fh, fmt);
556 fmt->fmt.pix.width = w;
557 fmt->fmt.pix.height = h;
558 if (!ret && id->type == IVTV_DEC_STREAM_TYPE_YUV) {
559 fmt->fmt.pix.field = field;
560 if (fmt->fmt.pix.width < 2)
561 fmt->fmt.pix.width = 2;
562 if (fmt->fmt.pix.width > 720)
563 fmt->fmt.pix.width = 720;
564 if (fmt->fmt.pix.height < 2)
565 fmt->fmt.pix.height = 2;
566 if (fmt->fmt.pix.height > 576)
567 fmt->fmt.pix.height = 576;
568 }
569 return ret;
570}
571
572static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
573{
574 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
e88360c0
HV		 575 u32 chromakey = fmt->fmt.win.chromakey;
576 u8 global_alpha = fmt->fmt.win.global_alpha;
1a0adaf3 577
3f038d80
HV		 578 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
579 return -EINVAL;
e88360c0
HV		 580 ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
581 fmt->fmt.win.chromakey = chromakey;
582 fmt->fmt.win.global_alpha = global_alpha;
3f038d80
HV		 583 return 0;
584}
585
586static int ivtv_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
587{
588 return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
589}
590
591static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
592{
593 struct ivtv_open_id *id = fh;
594 struct ivtv *itv = id->itv;
595 struct cx2341x_mpeg_params *p = &itv->params;
596 int w = fmt->fmt.pix.width;
597 int h = fmt->fmt.pix.height;
598 int ret = ivtv_try_fmt_vid_cap(file, fh, fmt);
599
600 if (ret)
601 return ret;
602
603 if (p->width == w && p->height == h)
1a0adaf3 604 return 0;
3f038d80
HV		 605
606 if (atomic_read(&itv->capturing) > 0)
607 return -EBUSY;
608
609 p->width = w;
610 p->height = h;
611 if (w != 720 || h != (itv->is_50hz ? 576 : 480))
612 p->video_temporal_filter = 0;
613 else
614 p->video_temporal_filter = 8;
615 if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
616 fmt->fmt.pix.width /= 2;
617 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
618 return ivtv_g_fmt_vid_cap(file, fh, fmt);
619}
620
621static int ivtv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
622{
623 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
624
625 itv->vbi.sliced_in->service_set = 0;
626 itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
627 return ivtv_g_fmt_vbi_cap(file, fh, fmt);
628}
629
630static int ivtv_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
631{
632 struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
633 struct ivtv_open_id *id = fh;
634 struct ivtv *itv = id->itv;
635 int ret = ivtv_try_fmt_sliced_vbi_cap(file, fh, fmt);
636
637 if (ret || id->type == IVTV_DEC_STREAM_TYPE_VBI)
638 return ret;
639
640 if (check_service_set(vbifmt, itv->is_50hz) == 0)
1a0adaf3 641 return -EINVAL;
3f038d80 642 if (atomic_read(&itv->capturing) > 0)
1a0adaf3 643 return -EBUSY;
1a0adaf3
HV		 644 itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
645 memcpy(itv->vbi.sliced_in, vbifmt, sizeof(*itv->vbi.sliced_in));
646 return 0;
647}
648
3f038d80 649static int ivtv_s_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
1a0adaf3 650{
3f038d80 651 struct ivtv_open_id *id = fh;
1a0adaf3 652 struct ivtv *itv = id->itv;
3f038d80
HV		 653 struct yuv_playback_info *yi = &itv->yuv_info;
654 int ret = ivtv_try_fmt_vid_out(file, fh, fmt);
1a0adaf3 655
3f038d80
HV		 656 if (ret)
657 return ret;
1a0adaf3 658
3f038d80
HV		 659 if (id->type != IVTV_DEC_STREAM_TYPE_YUV)
660 return 0;
1a0adaf3 661
3f038d80
HV		 662 /* Return now if we already have some frame data */
663 if (yi->stream_size)
664 return -EBUSY;
1a0adaf3 665
3f038d80
HV		 666 yi->v4l2_src_w = fmt->fmt.pix.width;
667 yi->v4l2_src_h = fmt->fmt.pix.height;
2cc72095 668
3f038d80
HV		 669 switch (fmt->fmt.pix.field) {
670 case V4L2_FIELD_NONE:
671 yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE;
1a0adaf3 672 break;
3f038d80
HV		 673 case V4L2_FIELD_ANY:
674 yi->lace_mode = IVTV_YUV_MODE_AUTO;
675 break;
676 case V4L2_FIELD_INTERLACED_BT:
677 yi->lace_mode =
678 IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD;
679 break;
680 case V4L2_FIELD_INTERLACED_TB:
1a0adaf3 681 default:
3f038d80
HV		 682 yi->lace_mode = IVTV_YUV_MODE_INTERLACED;
683 break;
1a0adaf3 684 }
3f038d80
HV		 685 yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1;
686
687 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
688 itv->dma_data_req_size =
689 1080 * ((yi->v4l2_src_h + 31) & ~31);
690
691 /* Force update of yuv registers */
692 yi->yuv_forced_update = 1;
1a0adaf3
HV		 693 return 0;
694}
695
3f038d80 696static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
1a0adaf3 697{
3f038d80
HV		 698 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
699 int ret = ivtv_try_fmt_vid_out_overlay(file, fh, fmt);
1a0adaf3 700
3f038d80
HV		 701 if (ret == 0) {
702 itv->osd_chroma_key = fmt->fmt.win.chromakey;
703 itv->osd_global_alpha = fmt->fmt.win.global_alpha;
704 ivtv_set_osd_alpha(itv);
77aded6b 705 }
3f038d80
HV		 706 return ret;
707}
1a0adaf3 708
3f038d80
HV		 709static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_chip_ident *chip)
710{
711 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 712
3f038d80
HV		 713 chip->ident = V4L2_IDENT_NONE;
714 chip->revision = 0;
715 if (chip->match_type == V4L2_CHIP_MATCH_HOST) {
716 if (v4l2_chip_match_host(chip->match_type, chip->match_chip))
717 chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
718 return 0;
d46c17d7 719 }
3f038d80
HV		 720 if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
721 return ivtv_i2c_id(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
722 if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
723 return ivtv_call_i2c_client(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
724 return -EINVAL;
725}
d46c17d7 726
3f038d80
HV		 727static int ivtv_g_register(struct file *file, void *fh, struct v4l2_register *reg)
728{
729 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 730
3f038d80
HV		 731 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
732 return ivtv_itvc(itv, VIDIOC_DBG_G_REGISTER, reg);
733 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
734 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
735 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
736}
737
738static int ivtv_s_register(struct file *file, void *fh, struct v4l2_register *reg)
739{
740 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 741
3f038d80
HV		 742 if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
743 return ivtv_itvc(itv, VIDIOC_DBG_S_REGISTER, reg);
744 if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
745 return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
746 return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
747}
1a0adaf3 748
3f038d80
HV		 749static int ivtv_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
750{
751 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 752
3f038d80 753 *p = v4l2_prio_max(&itv->prio);
1a0adaf3 754
3f038d80
HV		 755 return 0;
756}
1a0adaf3 757
3f038d80
HV		 758static int ivtv_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
759{
760 struct ivtv_open_id *id = fh;
761 struct ivtv *itv = id->itv;
1a0adaf3 762
3f038d80
HV		 763 return v4l2_prio_change(&itv->prio, &id->prio, prio);
764}
1a0adaf3 765
3f038d80
HV		 766static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
767{
768 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
769
3f038d80
HV		 770 strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
771 strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
772 strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
773 vcap->version = IVTV_DRIVER_VERSION; /* version */
774 vcap->capabilities = itv->v4l2_cap; /* capabilities */
3f038d80
HV		 775 return 0;
776}
1a0adaf3 777
3f038d80
HV		 778static int ivtv_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
779{
780 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 781
3f038d80
HV		 782 return ivtv_get_audio_input(itv, vin->index, vin);
783}
784
785static int ivtv_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
786{
787 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 788
3f038d80
HV		 789 vin->index = itv->audio_input;
790 return ivtv_get_audio_input(itv, vin->index, vin);
791}
1a0adaf3 792
3f038d80
HV		 793static int ivtv_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
794{
795 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 796
3f038d80
HV		 797 if (vout->index >= itv->nof_audio_inputs)
798 return -EINVAL;
1a0adaf3 799
3f038d80
HV		 800 itv->audio_input = vout->index;
801 ivtv_audio_set_io(itv);
1a0adaf3 802
3f038d80
HV		 803 return 0;
804}
1a0adaf3 805
3f038d80
HV		 806static int ivtv_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vin)
807{
808 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 809
3f038d80
HV		 810 /* set it to defaults from our table */
811 return ivtv_get_audio_output(itv, vin->index, vin);
812}
1a0adaf3 813
3f038d80
HV		 814static int ivtv_g_audout(struct file *file, void *fh, struct v4l2_audioout *vin)
815{
816 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 817
3f038d80
HV		 818 vin->index = 0;
819 return ivtv_get_audio_output(itv, vin->index, vin);
820}
1a0adaf3 821
3f038d80
HV		 822static int ivtv_s_audout(struct file *file, void *fh, struct v4l2_audioout *vout)
823{
824 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 825
3f038d80
HV		 826 return ivtv_get_audio_output(itv, vout->index, vout);
827}
1a0adaf3 828
3f038d80
HV		 829static int ivtv_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
830{
831 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 832
3f038d80
HV		 833 /* set it to defaults from our table */
834 return ivtv_get_input(itv, vin->index, vin);
835}
1a0adaf3 836
3f038d80
HV		 837static int ivtv_enum_output(struct file *file, void *fh, struct v4l2_output *vout)
838{
839 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 840
3f038d80
HV		 841 return ivtv_get_output(itv, vout->index, vout);
842}
987e00ba 843
3f038d80
HV		 844static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropcap)
845{
846 struct ivtv_open_id *id = fh;
847 struct ivtv *itv = id->itv;
848 struct yuv_playback_info *yi = &itv->yuv_info;
849 int streamtype;
850
851 streamtype = id->type;
852
853 if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
854 return -EINVAL;
855 cropcap->bounds.top = cropcap->bounds.left = 0;
856 cropcap->bounds.width = 720;
857 if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
858 cropcap->bounds.height = itv->is_50hz ? 576 : 480;
859 cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
860 cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
861 } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
862 if (yi->track_osd) {
863 cropcap->bounds.width = yi->osd_full_w;
864 cropcap->bounds.height = yi->osd_full_h;
987e00ba 865 } else {
3f038d80
HV		 866 cropcap->bounds.width = 720;
867 cropcap->bounds.height =
868 itv->is_out_50hz ? 576 : 480;
987e00ba 869 }
3f038d80
HV		 870 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
871 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
872 } else {
873 cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
874 cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
875 cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
987e00ba 876 }
3f038d80
HV		 877 cropcap->defrect = cropcap->bounds;
878 return 0;
879}
880
881static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
882{
883 struct ivtv_open_id *id = fh;
884 struct ivtv *itv = id->itv;
885 struct yuv_playback_info *yi = &itv->yuv_info;
886 int streamtype;
987e00ba 887
3f038d80 888 streamtype = id->type;
1a0adaf3 889
3f038d80
HV		 890 if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
891 printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
892 /* Should be replaced */
893 /* v4l_printk_ioctl(VIDIOC_S_CROP); */
894 }
895
896 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
897 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
898 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
899 yi->main_rect = crop->c;
900 return 0;
901 } else {
902 if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
903 crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
904 itv->main_rect = crop->c;
987e00ba
HV		 905 return 0;
906 }
987e00ba 907 }
c9aec06f 908 return -EINVAL;
1a0adaf3 909 }
3f038d80
HV		 910 return -EINVAL;
911}
1a0adaf3 912
3f038d80
HV		 913static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
914{
915 struct ivtv_open_id *id = fh;
916 struct ivtv *itv = id->itv;
917 struct yuv_playback_info *yi = &itv->yuv_info;
918 int streamtype;
1a0adaf3 919
3f038d80
HV		 920 streamtype = id->type;
921
922 if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
923 (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
924 if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
925 crop->c = yi->main_rect;
926 else
927 crop->c = itv->main_rect;
928 return 0;
929 }
930 return -EINVAL;
931}
932
933static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
934{
935 static struct v4l2_fmtdesc formats[] = {
936 { 0, 0, 0,
937 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
938 { 0, 0, 0, 0 }
939 },
940 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
941 "MPEG", V4L2_PIX_FMT_MPEG,
942 { 0, 0, 0, 0 }
987e00ba 943 }
3f038d80
HV		 944 };
945 enum v4l2_buf_type type = fmt->type;
946
947 if (fmt->index > 1)
c9aec06f 948 return -EINVAL;
1a0adaf3 949
3f038d80
HV		 950 *fmt = formats[fmt->index];
951 fmt->type = type;
952 return 0;
953}
1a0adaf3 954
3f038d80
HV		 955static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
956{
957 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
958
959 static struct v4l2_fmtdesc formats[] = {
960 { 0, 0, 0,
961 "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
962 { 0, 0, 0, 0 }
963 },
964 { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
965 "MPEG", V4L2_PIX_FMT_MPEG,
966 { 0, 0, 0, 0 }
1a0adaf3 967 }
3f038d80
HV		 968 };
969 enum v4l2_buf_type type = fmt->type;
970
971 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
972 return -EINVAL;
973
974 if (fmt->index > 1)
975 return -EINVAL;
976
977 *fmt = formats[fmt->index];
978 fmt->type = type;
979
980 return 0;
981}
982
983static int ivtv_g_input(struct file *file, void *fh, unsigned int *i)
984{
985 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
986
987 *i = itv->active_input;
988
989 return 0;
990}
991
992int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
993{
994 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
995
996 if (inp < 0 || inp >= itv->nof_inputs)
997 return -EINVAL;
998
999 if (inp == itv->active_input) {
1000 IVTV_DEBUG_INFO("Input unchanged\n");
1a0adaf3
HV		 1001 return 0;
1002 }
1003
3f038d80
HV		 1004 if (atomic_read(&itv->capturing) > 0) {
1005 return -EBUSY;
1a0adaf3
HV		 1006 }
1007
3f038d80
HV		 1008 IVTV_DEBUG_INFO("Changing input from %d to %d\n",
1009 itv->active_input, inp);
1a0adaf3 1010
3f038d80
HV		 1011 itv->active_input = inp;
1012 /* Set the audio input to whatever is appropriate for the
1013 input type. */
1014 itv->audio_input = itv->card->video_inputs[inp].audio_index;
1a0adaf3 1015
3f038d80
HV		 1016 /* prevent others from messing with the streams until
1017 we're finished changing inputs. */
1018 ivtv_mute(itv);
1019 ivtv_video_set_io(itv);
1020 ivtv_audio_set_io(itv);
1021 ivtv_unmute(itv);
1022
1023 return 0;
1024}
1a0adaf3 1025
3f038d80
HV		 1026static int ivtv_g_output(struct file *file, void *fh, unsigned int *i)
1027{
1028 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 1029
3f038d80
HV		 1030 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1031 return -EINVAL;
1032
1033 *i = itv->active_output;
1034
1035 return 0;
1036}
1037
1038static int ivtv_s_output(struct file *file, void *fh, unsigned int outp)
1039{
1040 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1041 struct v4l2_routing route;
1042
1043 if (outp >= itv->card->nof_outputs)
1044 return -EINVAL;
1045
1046 if (outp == itv->active_output) {
1047 IVTV_DEBUG_INFO("Output unchanged\n");
1048 return 0;
1a0adaf3 1049 }
3f038d80
HV		 1050 IVTV_DEBUG_INFO("Changing output from %d to %d\n",
1051 itv->active_output, outp);
1a0adaf3 1052
3f038d80
HV		 1053 itv->active_output = outp;
1054 route.input = SAA7127_INPUT_TYPE_NORMAL;
1055 route.output = itv->card->video_outputs[outp].video_output;
1056 ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
1057
1058 return 0;
1059}
1060
1061static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1062{
1063 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1064
1065 if (vf->tuner != 0)
1066 return -EINVAL;
1067
1068 ivtv_call_i2c_clients(itv, VIDIOC_G_FREQUENCY, vf);
1069 return 0;
1070}
1071
1072int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
1073{
1074 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1075
1076 if (vf->tuner != 0)
1077 return -EINVAL;
1078
1079 ivtv_mute(itv);
1080 IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
1081 ivtv_call_i2c_clients(itv, VIDIOC_S_FREQUENCY, vf);
1082 ivtv_unmute(itv);
1083 return 0;
1084}
1085
1086static int ivtv_g_std(struct file *file, void *fh, v4l2_std_id *std)
1087{
1088 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1089
1090 *std = itv->std;
1091 return 0;
1092}
1093
1094int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
1095{
1096 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1097 struct yuv_playback_info *yi = &itv->yuv_info;
1098
1099 if ((*std & V4L2_STD_ALL) == 0)
1100 return -EINVAL;
1101
1102 if (*std == itv->std)
1103 return 0;
1104
1105 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
1106 atomic_read(&itv->capturing) > 0 ||
1107 atomic_read(&itv->decoding) > 0) {
1108 /* Switching standard would turn off the radio or mess
1109 with already running streams, prevent that by
1110 returning EBUSY. */
1111 return -EBUSY;
1112 }
1113
1114 itv->std = *std;
1115 itv->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
1116 itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
1117 itv->params.width = 720;
1118 itv->params.height = itv->is_50hz ? 576 : 480;
1119 itv->vbi.count = itv->is_50hz ? 18 : 12;
1120 itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
1121 itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
1122
1123 if (itv->hw_flags & IVTV_HW_CX25840)
1124 itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
1125
1126 IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
1127
1128 /* Tuner */
1129 ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
1130
1131 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1132 /* set display standard */
1133 itv->std_out = *std;
1134 itv->is_out_60hz = itv->is_60hz;
1135 itv->is_out_50hz = itv->is_50hz;
1136 ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
1137 ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
1138 itv->main_rect.left = itv->main_rect.top = 0;
1139 itv->main_rect.width = 720;
1140 itv->main_rect.height = itv->params.height;
1141 ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
1142 720, itv->main_rect.height, 0, 0);
1143 yi->main_rect = itv->main_rect;
1144 if (!itv->osd_info) {
1145 yi->osd_full_w = 720;
1146 yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
1147 }
1148 }
1149 return 0;
1150}
1151
1152static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1153{
1154 struct ivtv_open_id *id = fh;
1155 struct ivtv *itv = id->itv;
1156
1157 if (vt->index != 0)
1158 return -EINVAL;
1159
1160 ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
1161
1162 return 0;
1163}
1164
1165static int ivtv_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
1166{
1167 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1168
1169 if (vt->index != 0)
1170 return -EINVAL;
1171
3f038d80
HV		 1172 ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
1173
1174 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
1175 strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
1176 vt->type = V4L2_TUNER_RADIO;
1177 } else {
1178 strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
1179 vt->type = V4L2_TUNER_ANALOG_TV;
1a0adaf3
HV		 1180 }
1181
3f038d80
HV		 1182 return 0;
1183}
1a0adaf3 1184
3f038d80
HV		 1185static int ivtv_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap)
1186{
1187 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1188 int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
1189 int f, l;
3f038d80 1190
79afcb10 1191 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
3f038d80
HV		 1192 for (f = 0; f < 2; f++) {
1193 for (l = 0; l < 24; l++) {
1194 if (valid_service_line(f, l, itv->is_50hz))
1195 cap->service_lines[f][l] = set;
1196 }
1197 }
1198 return 0;
1199 }
79afcb10 1200 if (cap->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
3f038d80 1201 if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
1a0adaf3 1202 return -EINVAL;
3f038d80
HV		 1203 if (itv->is_60hz) {
1204 cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
1205 cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
1206 } else {
1207 cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
1208 cap->service_lines[0][16] = V4L2_SLICED_VPS;
1a0adaf3 1209 }
3f038d80 1210 return 0;
1a0adaf3 1211 }
3f038d80
HV		 1212 return -EINVAL;
1213}
1a0adaf3 1214
3f038d80
HV		 1215static int ivtv_g_enc_index(struct file *file, void *fh, struct v4l2_enc_idx *idx)
1216{
1217 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1218 struct v4l2_enc_idx_entry *e = idx->entry;
1219 int entries;
1220 int i;
1a0adaf3 1221
3f038d80
HV		 1222 entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
1223 IVTV_MAX_PGM_INDEX;
1224 if (entries > V4L2_ENC_IDX_ENTRIES)
1225 entries = V4L2_ENC_IDX_ENTRIES;
1226 idx->entries = 0;
1227 for (i = 0; i < entries; i++) {
1228 *e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
1229 if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
1230 idx->entries++;
1231 e++;
1232 }
1a0adaf3 1233 }
3f038d80
HV		 1234 itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
1235 return 0;
1236}
1a0adaf3 1237
3f038d80
HV		 1238static int ivtv_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1239{
1240 struct ivtv_open_id *id = fh;
1241 struct ivtv *itv = id->itv;
1a0adaf3 1242
1a0adaf3 1243
3f038d80
HV		 1244 switch (enc->cmd) {
1245 case V4L2_ENC_CMD_START:
1246 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1247 enc->flags = 0;
1248 return ivtv_start_capture(id);
1a0adaf3 1249
3f038d80
HV		 1250 case V4L2_ENC_CMD_STOP:
1251 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1252 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1253 ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
1254 return 0;
1a0adaf3 1255
3f038d80
HV		 1256 case V4L2_ENC_CMD_PAUSE:
1257 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1258 enc->flags = 0;
1a0adaf3 1259
3f038d80
HV		 1260 if (!atomic_read(&itv->capturing))
1261 return -EPERM;
1262 if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1263 return 0;
1a0adaf3 1264
3f038d80
HV		 1265 ivtv_mute(itv);
1266 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
1a0adaf3 1267 break;
1a0adaf3 1268
3f038d80
HV		 1269 case V4L2_ENC_CMD_RESUME:
1270 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1271 enc->flags = 0;
1a0adaf3 1272
3f038d80
HV		 1273 if (!atomic_read(&itv->capturing))
1274 return -EPERM;
1a0adaf3 1275
3f038d80
HV		 1276 if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
1277 return 0;
1a0adaf3 1278
3f038d80
HV		 1279 ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
1280 ivtv_unmute(itv);
1a0adaf3 1281 break;
3f038d80
HV		 1282 default:
1283 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1284 return -EINVAL;
1a0adaf3
HV		 1285 }
1286
3f038d80
HV		 1287 return 0;
1288}
1a0adaf3 1289
3f038d80
HV		 1290static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
1291{
1292 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1a0adaf3 1293
3f038d80
HV		 1294 switch (enc->cmd) {
1295 case V4L2_ENC_CMD_START:
1296 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
1297 enc->flags = 0;
1298 return 0;
1a0adaf3 1299
3f038d80
HV		 1300 case V4L2_ENC_CMD_STOP:
1301 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
1302 enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
1303 return 0;
1a0adaf3 1304
3f038d80
HV		 1305 case V4L2_ENC_CMD_PAUSE:
1306 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
1307 enc->flags = 0;
1308 return 0;
1a0adaf3 1309
3f038d80
HV		 1310 case V4L2_ENC_CMD_RESUME:
1311 IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
1312 enc->flags = 0;
1313 return 0;
1314 default:
1315 IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
1316 return -EINVAL;
1a0adaf3 1317 }
3f038d80 1318}
1a0adaf3 1319
3f038d80
HV		 1320static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1321{
1322 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1323 u32 data[CX2341X_MBOX_MAX_DATA];
1324 struct yuv_playback_info *yi = &itv->yuv_info;
1325
1326 int pixfmt;
1327 static u32 pixel_format[16] = {
1328 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
1329 V4L2_PIX_FMT_RGB565,
1330 V4L2_PIX_FMT_RGB555,
1331 V4L2_PIX_FMT_RGB444,
1332 V4L2_PIX_FMT_RGB32,
1333 0,
1334 0,
1335 0,
1336 V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
1337 V4L2_PIX_FMT_YUV565,
1338 V4L2_PIX_FMT_YUV555,
1339 V4L2_PIX_FMT_YUV444,
1340 V4L2_PIX_FMT_YUV32,
1341 0,
1342 0,
1343 0,
1344 };
1345
3f038d80 1346 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1a0adaf3 1347 return -EINVAL;
1a0adaf3 1348
3f038d80
HV		 1349 fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
1350 V4L2_FBUF_CAP_GLOBAL_ALPHA;
d4e7ee36 1351
3f038d80
HV		 1352 ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
1353 data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
1354 pixfmt = (data[0] >> 3) & 0xf;
d4e7ee36 1355
3f038d80
HV		 1356 fb->fmt.pixelformat = pixel_format[pixfmt];
1357 fb->fmt.width = itv->osd_rect.width;
1358 fb->fmt.height = itv->osd_rect.height;
1359 fb->base = (void *)itv->osd_video_pbase;
d4e7ee36 1360
3f038d80
HV		 1361 if (itv->osd_chroma_key_state)
1362 fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
d4e7ee36 1363
3f038d80
HV		 1364 if (itv->osd_global_alpha_state)
1365 fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
d4e7ee36 1366
3f038d80 1367 pixfmt &= 7;
d4e7ee36 1368
3f038d80
HV		 1369 /* no local alpha for RGB565 or unknown formats */
1370 if (pixfmt == 1 || pixfmt > 4)
1371 return 0;
1372
1373 /* 16-bit formats have inverted local alpha */
1374 if (pixfmt == 2 || pixfmt == 3)
1375 fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
1376 else
1377 fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
1378
1379 if (itv->osd_local_alpha_state) {
2d4d5f11
HV		 1380 /* 16-bit formats have inverted local alpha */
1381 if (pixfmt == 2 || pixfmt == 3)
3f038d80 1382 fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
2d4d5f11 1383 else
3f038d80 1384 fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
d4e7ee36 1385 }
3f038d80
HV		 1386 if (yi->track_osd)
1387 fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
1388
1389 return 0;
1390}
d4e7ee36 1391
3f038d80
HV		 1392static int ivtv_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
1393{
1394 struct ivtv_open_id *id = fh;
1395 struct ivtv *itv = id->itv;
1396 struct yuv_playback_info *yi = &itv->yuv_info;
d4e7ee36 1397
3f038d80
HV		 1398 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1399 return -EINVAL;
d4e7ee36 1400
3f038d80
HV		 1401 itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
1402 itv->osd_local_alpha_state =
1403 (fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
1404 itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
1405 ivtv_set_osd_alpha(itv);
1406 yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
7c03a448 1407
3f038d80
HV		 1408 return 0;
1409}
1410
1411static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
1412{
1413 struct ivtv_open_id *id = fh;
1414 struct ivtv *itv = id->itv;
7c03a448 1415
3f038d80
HV		 1416 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
1417 return -EINVAL;
1a0adaf3 1418
3f038d80 1419 ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
1a0adaf3 1420
3f038d80
HV		 1421 return 0;
1422}
1423
1424static int ivtv_log_status(struct file *file, void *fh)
1425{
1426 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
1427 u32 data[CX2341X_MBOX_MAX_DATA];
1428
1429 int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
1430 struct v4l2_input vidin;
1431 struct v4l2_audio audin;
1432 int i;
1433
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) {
1437 struct tveeprom tv;
1438
1439 ivtv_read_eeprom(itv, &tv);
1440 }
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)" : "");
1447 if (has_output) {
1448 struct v4l2_output vidout;
1449 struct v4l2_audioout audout;
1450 int mode = itv->output_mode;
1451 static const char * const output_modes[5] = {
1452 "None",
1453 "MPEG Streaming",
1454 "YUV Streaming",
1455 "YUV Frames",
1456 "Passthrough",
1457 };
1458 static const char * const audio_modes[5] = {
1459 "Stereo",
1460 "Left",
1461 "Right",
1462 "Mono",
1463 "Swapped"
1464 };
1465 static const char * const alpha_mode[4] = {
1466 "None",
1467 "Global",
1468 "Local",
1469 "Global and Local"
1470 };
1471 static const char * const pixel_format[16] = {
1472 "ARGB Indexed",
1473 "RGB 5:6:5",
1474 "ARGB 1:5:5:5",
1475 "ARGB 1:4:4:4",
1476 "ARGB 8:8:8:8",
1477 "5",
1478 "6",
1479 "7",
1480 "AYUV Indexed",
1481 "YUV 5:6:5",
1482 "AYUV 1:5:5:5",
1483 "AYUV 1:4:4:4",
1484 "AYUV 8:8:8:8",
1485 "13",
1486 "14",
1487 "15",
1488 };
1489
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)
1497 mode = OUT_NONE;
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]);
1a0adaf3 1505 }
3f038d80
HV		 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];
1a0adaf3 1512
3f038d80
HV		 1513 if (s->v4l2dev == NULL || s->buffers == 0)
1514 continue;
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);
1a0adaf3 1518 }
3f038d80
HV		 1519
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);
1522
1a0adaf3
HV		 1523 return 0;
1524}
1525
d4e7ee36 1526static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
1a0adaf3
HV		 1527{
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];
1532
1533 switch (cmd) {
1534 case IVTV_IOC_DMA_FRAME: {
1535 struct ivtv_dma_frame *args = arg;
1536
1537 IVTV_DEBUG_IOCTL("IVTV_IOC_DMA_FRAME\n");
1538 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1539 return -EINVAL;
1540 if (args->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
1541 return -EINVAL;
1542 if (itv->output_mode == OUT_UDMA_YUV && args->y_source == NULL)
1543 return 0;
1544 if (ivtv_claim_stream(id, id->type)) {
1545 return -EBUSY;
1546 }
1547 if (ivtv_set_output_mode(itv, OUT_UDMA_YUV) != OUT_UDMA_YUV) {
1548 ivtv_release_stream(s);
1549 return -EBUSY;
1550 }
ad8ff0f1
HV		 1551 /* Mark that this file handle started the UDMA_YUV mode */
1552 id->yuv_frames = 1;
1a0adaf3
HV		 1553 if (args->y_source == NULL)
1554 return 0;
1555 return ivtv_yuv_prep_frame(itv, args);
1556 }
1557
1558 case VIDEO_GET_PTS: {
1559 u32 data[CX2341X_MBOX_MAX_DATA];
1560 u64 *pts = arg;
1561
1562 IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n");
1563 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1564 *pts = s->dma_pts;
1565 break;
1566 }
1567 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1568 return -EINVAL;
1569
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];
1573 break;
1574 }
1575 *pts = 0;
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");
1579 return -EIO;
1580 }
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]));*/
1585 }
1586 break;
1587 }
1588
1589 case VIDEO_GET_FRAME_COUNT: {
1590 u32 data[CX2341X_MBOX_MAX_DATA];
1591 u64 *frame = arg;
1592
1593 IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n");
1594 if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
1595 *frame = 0;
1596 break;
1597 }
1598 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1599 return -EINVAL;
1600
1601 if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
1602 *frame = itv->last_dec_timing[0];
1603 break;
1604 }
1605 *frame = 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");
1609 return -EIO;
1610 }
1611 memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
1612 set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
1613 *frame = data[0];
1614 }
1615 break;
1616 }
1617
1618 case VIDEO_PLAY: {
1619 struct video_command vc;
1620
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);
1625 }
1626
1627 case VIDEO_STOP: {
1628 struct video_command vc;
1629
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);
1635 }
1636
1637 case VIDEO_FREEZE: {
1638 struct video_command vc;
1639
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);
1644 }
1645
1646 case VIDEO_CONTINUE: {
1647 struct video_command vc;
1648
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);
1653 }
1654
1655 case VIDEO_COMMAND:
1656 case VIDEO_TRY_COMMAND: {
1657 struct video_command *vc = arg;
1658 int try = (cmd == VIDEO_TRY_COMMAND);
1659
1660 if (try)
1aa32c2f 1661 IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd);
1a0adaf3 1662 else
1aa32c2f 1663 IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd);
1a0adaf3
HV		 1664 return ivtv_video_command(itv, id, vc, try);
1665 }
1666
1667 case VIDEO_GET_EVENT: {
1668 struct video_event *ev = arg;
1669 DEFINE_WAIT(wait);
1670
1671 IVTV_DEBUG_IOCTL("VIDEO_GET_EVENT\n");
1672 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1673 return -EINVAL;
1674 memset(ev, 0, sizeof(*ev));
1675 set_bit(IVTV_F_I_EV_VSYNC_ENABLED, &itv->i_flags);
1676
1677 while (1) {
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;
037c86c5
HV		 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;
1688 }
1a0adaf3
HV		 1689 }
1690 if (ev->type)
1691 return 0;
1692 if (nonblocking)
1693 return -EAGAIN;
baa4072d
HV		 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);
1a0adaf3
HV		 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)
1700 schedule();
1701 finish_wait(&itv->event_waitq, &wait);
baa4072d 1702 mutex_lock(&itv->serialize_lock);
1a0adaf3
HV		 1703 if (signal_pending(current)) {
1704 /* return if a signal was received */
1705 IVTV_DEBUG_INFO("User stopped wait for event\n");
1706 return -EINTR;
1707 }
1708 }
1709 break;
1710 }
1711
1a0adaf3
HV		 1712 default:
1713 return -EINVAL;
1714 }
1715 return 0;
1716}
1717
3f038d80 1718static int ivtv_default(struct file *file, void *fh, int cmd, void *arg)
1a0adaf3 1719{
3f038d80 1720 struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
d46c17d7 1721
1a0adaf3 1722 switch (cmd) {
3f038d80
HV		 1723 case VIDIOC_INT_S_AUDIO_ROUTING: {
1724 struct v4l2_routing *route = arg;
1a0adaf3 1725
3f038d80
HV		 1726 ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
1727 break;
1728 }
1a0adaf3 1729
3f038d80
HV		 1730 case VIDIOC_INT_RESET: {
1731 u32 val = *(u32 *)arg;
1a0adaf3 1732
3f038d80
HV		 1733 if ((val == 0 && itv->options.newi2c) || (val & 0x01))
1734 ivtv_reset_ir_gpio(itv);
1735 if (val & 0x02)
1736 itv->video_dec_func(itv, cmd, NULL);
1737 break;
1738 }
1a0adaf3 1739
1a0adaf3 1740 default:
3f038d80 1741 return -EINVAL;
1a0adaf3
HV		 1742 }
1743 return 0;
1744}
1745
baa4072d
HV		 1746static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp,
1747 unsigned int cmd, unsigned long arg)
1a0adaf3 1748{
3f038d80
HV		 1749 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1750 int ret;
1751
1752 /* Filter dvb ioctls that cannot be handled by the v4l ioctl framework */
1a0adaf3
HV		 1753 switch (cmd) {
1754 case VIDEO_SELECT_SOURCE:
1755 IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n");
1756 if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
1757 return -EINVAL;
1758 return ivtv_passthrough_mode(itv, arg == VIDEO_SOURCE_DEMUX);
1759
1760 case AUDIO_SET_MUTE:
1761 IVTV_DEBUG_IOCTL("AUDIO_SET_MUTE\n");
1762 itv->speed_mute_audio = arg;
1763 return 0;
1764
1765 case AUDIO_CHANNEL_SELECT:
1766 IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n");
1767 if (arg > AUDIO_STEREO_SWAPPED)
1768 return -EINVAL;
1769 itv->audio_stereo_mode = arg;
1770 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1771 return 0;
1772
1773 case AUDIO_BILINGUAL_CHANNEL_SELECT:
1774 IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n");
1775 if (arg > AUDIO_STEREO_SWAPPED)
1776 return -EINVAL;
1777 itv->audio_bilingual_mode = arg;
1778 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
1779 return 0;
1780
3f038d80
HV		 1781 case IVTV_IOC_DMA_FRAME:
1782 case VIDEO_GET_PTS:
1783 case VIDEO_GET_FRAME_COUNT:
1784 case VIDEO_GET_EVENT:
1785 case VIDEO_PLAY:
1786 case VIDEO_STOP:
1787 case VIDEO_FREEZE:
1788 case VIDEO_CONTINUE:
1789 case VIDEO_COMMAND:
1790 case VIDEO_TRY_COMMAND:
1791 return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
1792
1a0adaf3
HV		 1793 default:
1794 break;
1795 }
3f038d80
HV		 1796
1797 /* check priority */
1798 switch (cmd) {
1799 case VIDIOC_S_CTRL:
1800 case VIDIOC_S_STD:
1801 case VIDIOC_S_INPUT:
1802 case VIDIOC_S_OUTPUT:
1803 case VIDIOC_S_TUNER:
1804 case VIDIOC_S_FREQUENCY:
1805 case VIDIOC_S_FMT:
1806 case VIDIOC_S_CROP:
1807 case VIDIOC_S_AUDIO:
1808 case VIDIOC_S_AUDOUT:
1809 case VIDIOC_S_EXT_CTRLS:
1810 case VIDIOC_S_FBUF:
1811 case VIDIOC_OVERLAY:
1812 ret = v4l2_prio_check(&itv->prio, &id->prio);
1813 if (ret)
1814 return ret;
1815 }
1816
1817 if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
1818 printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
1819 v4l_printk_ioctl(cmd);
1820 printk("\n");
1821 }
1822
1823 return video_ioctl2(inode, filp, cmd, arg);
1a0adaf3 1824}
baa4072d
HV		 1825
1826int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
1827 unsigned long arg)
1828{
1829 struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
1830 struct ivtv *itv = id->itv;
1831 int res;
1832
1833 mutex_lock(&itv->serialize_lock);
1834 res = ivtv_serialized_ioctl(itv, inode, filp, cmd, arg);
1835 mutex_unlock(&itv->serialize_lock);
1836 return res;
1837}
3f038d80
HV		 1838
1839void ivtv_set_funcs(struct video_device *vdev)
1840{
1841 vdev->vidioc_querycap = ivtv_querycap;
1842 vdev->vidioc_g_priority = ivtv_g_priority;
1843 vdev->vidioc_s_priority = ivtv_s_priority;
1844 vdev->vidioc_s_audio = ivtv_s_audio;
1845 vdev->vidioc_g_audio = ivtv_g_audio;
1846 vdev->vidioc_enumaudio = ivtv_enumaudio;
1847 vdev->vidioc_s_audout = ivtv_s_audout;
1848 vdev->vidioc_g_audout = ivtv_g_audout;
1849 vdev->vidioc_enum_input = ivtv_enum_input;
1850 vdev->vidioc_enum_output = ivtv_enum_output;
1851 vdev->vidioc_enumaudout = ivtv_enumaudout;
1852 vdev->vidioc_cropcap = ivtv_cropcap;
1853 vdev->vidioc_s_crop = ivtv_s_crop;
1854 vdev->vidioc_g_crop = ivtv_g_crop;
1855 vdev->vidioc_g_input = ivtv_g_input;
1856 vdev->vidioc_s_input = ivtv_s_input;
1857 vdev->vidioc_g_output = ivtv_g_output;
1858 vdev->vidioc_s_output = ivtv_s_output;
1859 vdev->vidioc_g_frequency = ivtv_g_frequency;
1860 vdev->vidioc_s_frequency = ivtv_s_frequency;
1861 vdev->vidioc_s_tuner = ivtv_s_tuner;
1862 vdev->vidioc_g_tuner = ivtv_g_tuner;
1863 vdev->vidioc_g_enc_index = ivtv_g_enc_index;
1864 vdev->vidioc_g_fbuf = ivtv_g_fbuf;
1865 vdev->vidioc_s_fbuf = ivtv_s_fbuf;
1866 vdev->vidioc_g_std = ivtv_g_std;
1867 vdev->vidioc_s_std = ivtv_s_std;
1868 vdev->vidioc_overlay = ivtv_overlay;
1869 vdev->vidioc_log_status = ivtv_log_status;
1870 vdev->vidioc_enum_fmt_vid_cap = ivtv_enum_fmt_vid_cap;
1871 vdev->vidioc_encoder_cmd = ivtv_encoder_cmd;
1872 vdev->vidioc_try_encoder_cmd = ivtv_try_encoder_cmd;
1873 vdev->vidioc_enum_fmt_vid_out = ivtv_enum_fmt_vid_out;
1874 vdev->vidioc_g_fmt_vid_cap = ivtv_g_fmt_vid_cap;
1875 vdev->vidioc_g_fmt_vbi_cap = ivtv_g_fmt_vbi_cap;
1876 vdev->vidioc_g_fmt_sliced_vbi_cap = ivtv_g_fmt_sliced_vbi_cap;
1877 vdev->vidioc_g_fmt_vid_out = ivtv_g_fmt_vid_out;
1878 vdev->vidioc_g_fmt_vid_out_overlay = ivtv_g_fmt_vid_out_overlay;
1879 vdev->vidioc_g_fmt_sliced_vbi_out = ivtv_g_fmt_sliced_vbi_out;
1880 vdev->vidioc_s_fmt_vid_cap = ivtv_s_fmt_vid_cap;
1881 vdev->vidioc_s_fmt_vbi_cap = ivtv_s_fmt_vbi_cap;
1882 vdev->vidioc_s_fmt_sliced_vbi_cap = ivtv_s_fmt_sliced_vbi_cap;
1883 vdev->vidioc_s_fmt_vid_out = ivtv_s_fmt_vid_out;
1884 vdev->vidioc_s_fmt_vid_out_overlay = ivtv_s_fmt_vid_out_overlay;
1885 vdev->vidioc_s_fmt_sliced_vbi_out = ivtv_s_fmt_sliced_vbi_out;
1886 vdev->vidioc_try_fmt_vid_cap = ivtv_try_fmt_vid_cap;
1887 vdev->vidioc_try_fmt_vbi_cap = ivtv_try_fmt_vbi_cap;
1888 vdev->vidioc_try_fmt_sliced_vbi_cap = ivtv_try_fmt_sliced_vbi_cap;
1889 vdev->vidioc_try_fmt_vid_out = ivtv_try_fmt_vid_out;
1890 vdev->vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay;
1891 vdev->vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out;
1892 vdev->vidioc_g_sliced_vbi_cap = ivtv_g_sliced_vbi_cap;
1893 vdev->vidioc_g_chip_ident = ivtv_g_chip_ident;
1894 vdev->vidioc_g_register = ivtv_g_register;
1895 vdev->vidioc_s_register = ivtv_s_register;
1896 vdev->vidioc_default = ivtv_default;
1897 vdev->vidioc_queryctrl = ivtv_queryctrl;
1898 vdev->vidioc_querymenu = ivtv_querymenu;
1899 vdev->vidioc_g_ctrl = ivtv_g_ctrl;
1900 vdev->vidioc_s_ctrl = ivtv_s_ctrl;
1901 vdev->vidioc_g_ext_ctrls = ivtv_g_ext_ctrls;
1902 vdev->vidioc_s_ext_ctrls = ivtv_s_ext_ctrls;
1903 vdev->vidioc_try_ext_ctrls = ivtv_try_ext_ctrls;
1904}
Linux kernel - Deliverables
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