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Merge branch 'uaccess' (batched user access infrastructure)
[mirror_ubuntu-bionic-kernel.git] / drivers / media / common / cx2341x.c
1 /*
2 * cx2341x - generic code for cx23415/6/8 based devices
3 *
4 * Copyright (C) 2006 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., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21
22 #include <linux/module.h>
23 #include <linux/errno.h>
24 #include <linux/kernel.h>
25 #include <linux/init.h>
26 #include <linux/types.h>
27 #include <linux/videodev2.h>
28
29 #include <media/tuner.h>
30 #include <media/drv-intf/cx2341x.h>
31 #include <media/v4l2-common.h>
32
33 MODULE_DESCRIPTION("cx23415/6/8 driver");
34 MODULE_AUTHOR("Hans Verkuil");
35 MODULE_LICENSE("GPL");
36
37 static int debug;
38 module_param(debug, int, 0644);
39 MODULE_PARM_DESC(debug, "Debug level (0-1)");
40
41 /********************** COMMON CODE *********************/
42
43 /* definitions for audio properties bits 29-28 */
44 #define CX2341X_AUDIO_ENCODING_METHOD_MPEG 0
45 #define CX2341X_AUDIO_ENCODING_METHOD_AC3 1
46 #define CX2341X_AUDIO_ENCODING_METHOD_LPCM 2
47
48 static const char *cx2341x_get_name(u32 id)
49 {
50 switch (id) {
51 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
52 return "Spatial Filter Mode";
53 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
54 return "Spatial Filter";
55 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
56 return "Spatial Luma Filter Type";
57 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
58 return "Spatial Chroma Filter Type";
59 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
60 return "Temporal Filter Mode";
61 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
62 return "Temporal Filter";
63 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
64 return "Median Filter Type";
65 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
66 return "Median Luma Filter Maximum";
67 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
68 return "Median Luma Filter Minimum";
69 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
70 return "Median Chroma Filter Maximum";
71 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
72 return "Median Chroma Filter Minimum";
73 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
74 return "Insert Navigation Packets";
75 }
76 return NULL;
77 }
78
79 static const char **cx2341x_get_menu(u32 id)
80 {
81 static const char *cx2341x_video_spatial_filter_mode_menu[] = {
82 "Manual",
83 "Auto",
84 NULL
85 };
86
87 static const char *cx2341x_video_luma_spatial_filter_type_menu[] = {
88 "Off",
89 "1D Horizontal",
90 "1D Vertical",
91 "2D H/V Separable",
92 "2D Symmetric non-separable",
93 NULL
94 };
95
96 static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = {
97 "Off",
98 "1D Horizontal",
99 NULL
100 };
101
102 static const char *cx2341x_video_temporal_filter_mode_menu[] = {
103 "Manual",
104 "Auto",
105 NULL
106 };
107
108 static const char *cx2341x_video_median_filter_type_menu[] = {
109 "Off",
110 "Horizontal",
111 "Vertical",
112 "Horizontal/Vertical",
113 "Diagonal",
114 NULL
115 };
116
117 switch (id) {
118 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
119 return cx2341x_video_spatial_filter_mode_menu;
120 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
121 return cx2341x_video_luma_spatial_filter_type_menu;
122 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
123 return cx2341x_video_chroma_spatial_filter_type_menu;
124 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
125 return cx2341x_video_temporal_filter_mode_menu;
126 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
127 return cx2341x_video_median_filter_type_menu;
128 }
129 return NULL;
130 }
131
132 static void cx2341x_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
133 s32 *min, s32 *max, s32 *step, s32 *def, u32 *flags)
134 {
135 *name = cx2341x_get_name(id);
136 *flags = 0;
137
138 switch (id) {
139 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
140 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
141 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
142 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
143 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
144 *type = V4L2_CTRL_TYPE_MENU;
145 *min = 0;
146 *step = 0;
147 break;
148 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
149 *type = V4L2_CTRL_TYPE_BOOLEAN;
150 *min = 0;
151 *max = *step = 1;
152 break;
153 default:
154 *type = V4L2_CTRL_TYPE_INTEGER;
155 break;
156 }
157 switch (id) {
158 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
159 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
160 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
161 *flags |= V4L2_CTRL_FLAG_UPDATE;
162 break;
163 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
164 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
165 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
166 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
167 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
168 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
169 *flags |= V4L2_CTRL_FLAG_SLIDER;
170 break;
171 case V4L2_CID_MPEG_VIDEO_ENCODING:
172 *flags |= V4L2_CTRL_FLAG_READ_ONLY;
173 break;
174 }
175 }
176
177
178 /********************** OLD CODE *********************/
179
180 /* Must be sorted from low to high control ID! */
181 const u32 cx2341x_mpeg_ctrls[] = {
182 V4L2_CID_MPEG_CLASS,
183 V4L2_CID_MPEG_STREAM_TYPE,
184 V4L2_CID_MPEG_STREAM_VBI_FMT,
185 V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
186 V4L2_CID_MPEG_AUDIO_ENCODING,
187 V4L2_CID_MPEG_AUDIO_L2_BITRATE,
188 V4L2_CID_MPEG_AUDIO_MODE,
189 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
190 V4L2_CID_MPEG_AUDIO_EMPHASIS,
191 V4L2_CID_MPEG_AUDIO_CRC,
192 V4L2_CID_MPEG_AUDIO_MUTE,
193 V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
194 V4L2_CID_MPEG_VIDEO_ENCODING,
195 V4L2_CID_MPEG_VIDEO_ASPECT,
196 V4L2_CID_MPEG_VIDEO_B_FRAMES,
197 V4L2_CID_MPEG_VIDEO_GOP_SIZE,
198 V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
199 V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
200 V4L2_CID_MPEG_VIDEO_BITRATE,
201 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
202 V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION,
203 V4L2_CID_MPEG_VIDEO_MUTE,
204 V4L2_CID_MPEG_VIDEO_MUTE_YUV,
205 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
206 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
207 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
208 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
209 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
210 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
211 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
212 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
213 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
214 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
215 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
216 V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
217 0
218 };
219 EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
220
221 static const struct cx2341x_mpeg_params default_params = {
222 /* misc */
223 .capabilities = 0,
224 .port = CX2341X_PORT_MEMORY,
225 .width = 720,
226 .height = 480,
227 .is_50hz = 0,
228
229 /* stream */
230 .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
231 .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
232 .stream_insert_nav_packets = 0,
233
234 /* audio */
235 .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
236 .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
237 .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
238 .audio_ac3_bitrate = V4L2_MPEG_AUDIO_AC3_BITRATE_224K,
239 .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
240 .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
241 .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
242 .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
243 .audio_mute = 0,
244
245 /* video */
246 .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
247 .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
248 .video_b_frames = 2,
249 .video_gop_size = 12,
250 .video_gop_closure = 1,
251 .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
252 .video_bitrate = 6000000,
253 .video_bitrate_peak = 8000000,
254 .video_temporal_decimation = 0,
255 .video_mute = 0,
256 .video_mute_yuv = 0x008080, /* YCbCr value for black */
257
258 /* encoding filters */
259 .video_spatial_filter_mode =
260 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
261 .video_spatial_filter = 0,
262 .video_luma_spatial_filter_type =
263 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
264 .video_chroma_spatial_filter_type =
265 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
266 .video_temporal_filter_mode =
267 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
268 .video_temporal_filter = 8,
269 .video_median_filter_type =
270 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
271 .video_luma_median_filter_top = 255,
272 .video_luma_median_filter_bottom = 0,
273 .video_chroma_median_filter_top = 255,
274 .video_chroma_median_filter_bottom = 0,
275 };
276 /* Map the control ID to the correct field in the cx2341x_mpeg_params
277 struct. Return -EINVAL if the ID is unknown, else return 0. */
278 static int cx2341x_get_ctrl(const struct cx2341x_mpeg_params *params,
279 struct v4l2_ext_control *ctrl)
280 {
281 switch (ctrl->id) {
282 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
283 ctrl->value = params->audio_sampling_freq;
284 break;
285 case V4L2_CID_MPEG_AUDIO_ENCODING:
286 ctrl->value = params->audio_encoding;
287 break;
288 case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
289 ctrl->value = params->audio_l2_bitrate;
290 break;
291 case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
292 ctrl->value = params->audio_ac3_bitrate;
293 break;
294 case V4L2_CID_MPEG_AUDIO_MODE:
295 ctrl->value = params->audio_mode;
296 break;
297 case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
298 ctrl->value = params->audio_mode_extension;
299 break;
300 case V4L2_CID_MPEG_AUDIO_EMPHASIS:
301 ctrl->value = params->audio_emphasis;
302 break;
303 case V4L2_CID_MPEG_AUDIO_CRC:
304 ctrl->value = params->audio_crc;
305 break;
306 case V4L2_CID_MPEG_AUDIO_MUTE:
307 ctrl->value = params->audio_mute;
308 break;
309 case V4L2_CID_MPEG_VIDEO_ENCODING:
310 ctrl->value = params->video_encoding;
311 break;
312 case V4L2_CID_MPEG_VIDEO_ASPECT:
313 ctrl->value = params->video_aspect;
314 break;
315 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
316 ctrl->value = params->video_b_frames;
317 break;
318 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
319 ctrl->value = params->video_gop_size;
320 break;
321 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
322 ctrl->value = params->video_gop_closure;
323 break;
324 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
325 ctrl->value = params->video_bitrate_mode;
326 break;
327 case V4L2_CID_MPEG_VIDEO_BITRATE:
328 ctrl->value = params->video_bitrate;
329 break;
330 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
331 ctrl->value = params->video_bitrate_peak;
332 break;
333 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
334 ctrl->value = params->video_temporal_decimation;
335 break;
336 case V4L2_CID_MPEG_VIDEO_MUTE:
337 ctrl->value = params->video_mute;
338 break;
339 case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
340 ctrl->value = params->video_mute_yuv;
341 break;
342 case V4L2_CID_MPEG_STREAM_TYPE:
343 ctrl->value = params->stream_type;
344 break;
345 case V4L2_CID_MPEG_STREAM_VBI_FMT:
346 ctrl->value = params->stream_vbi_fmt;
347 break;
348 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
349 ctrl->value = params->video_spatial_filter_mode;
350 break;
351 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
352 ctrl->value = params->video_spatial_filter;
353 break;
354 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
355 ctrl->value = params->video_luma_spatial_filter_type;
356 break;
357 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
358 ctrl->value = params->video_chroma_spatial_filter_type;
359 break;
360 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
361 ctrl->value = params->video_temporal_filter_mode;
362 break;
363 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
364 ctrl->value = params->video_temporal_filter;
365 break;
366 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
367 ctrl->value = params->video_median_filter_type;
368 break;
369 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
370 ctrl->value = params->video_luma_median_filter_top;
371 break;
372 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
373 ctrl->value = params->video_luma_median_filter_bottom;
374 break;
375 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
376 ctrl->value = params->video_chroma_median_filter_top;
377 break;
378 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
379 ctrl->value = params->video_chroma_median_filter_bottom;
380 break;
381 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
382 ctrl->value = params->stream_insert_nav_packets;
383 break;
384 default:
385 return -EINVAL;
386 }
387 return 0;
388 }
389
390 /* Map the control ID to the correct field in the cx2341x_mpeg_params
391 struct. Return -EINVAL if the ID is unknown, else return 0. */
392 static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, int busy,
393 struct v4l2_ext_control *ctrl)
394 {
395 switch (ctrl->id) {
396 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
397 if (busy)
398 return -EBUSY;
399 params->audio_sampling_freq = ctrl->value;
400 break;
401 case V4L2_CID_MPEG_AUDIO_ENCODING:
402 if (busy)
403 return -EBUSY;
404 if (params->capabilities & CX2341X_CAP_HAS_AC3)
405 if (ctrl->value != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 &&
406 ctrl->value != V4L2_MPEG_AUDIO_ENCODING_AC3)
407 return -ERANGE;
408 params->audio_encoding = ctrl->value;
409 break;
410 case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
411 if (busy)
412 return -EBUSY;
413 params->audio_l2_bitrate = ctrl->value;
414 break;
415 case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
416 if (busy)
417 return -EBUSY;
418 if (!(params->capabilities & CX2341X_CAP_HAS_AC3))
419 return -EINVAL;
420 params->audio_ac3_bitrate = ctrl->value;
421 break;
422 case V4L2_CID_MPEG_AUDIO_MODE:
423 params->audio_mode = ctrl->value;
424 break;
425 case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
426 params->audio_mode_extension = ctrl->value;
427 break;
428 case V4L2_CID_MPEG_AUDIO_EMPHASIS:
429 params->audio_emphasis = ctrl->value;
430 break;
431 case V4L2_CID_MPEG_AUDIO_CRC:
432 params->audio_crc = ctrl->value;
433 break;
434 case V4L2_CID_MPEG_AUDIO_MUTE:
435 params->audio_mute = ctrl->value;
436 break;
437 case V4L2_CID_MPEG_VIDEO_ASPECT:
438 params->video_aspect = ctrl->value;
439 break;
440 case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
441 int b = ctrl->value + 1;
442 int gop = params->video_gop_size;
443 params->video_b_frames = ctrl->value;
444 params->video_gop_size = b * ((gop + b - 1) / b);
445 /* Max GOP size = 34 */
446 while (params->video_gop_size > 34)
447 params->video_gop_size -= b;
448 break;
449 }
450 case V4L2_CID_MPEG_VIDEO_GOP_SIZE: {
451 int b = params->video_b_frames + 1;
452 int gop = ctrl->value;
453 params->video_gop_size = b * ((gop + b - 1) / b);
454 /* Max GOP size = 34 */
455 while (params->video_gop_size > 34)
456 params->video_gop_size -= b;
457 ctrl->value = params->video_gop_size;
458 break;
459 }
460 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
461 params->video_gop_closure = ctrl->value;
462 break;
463 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
464 if (busy)
465 return -EBUSY;
466 /* MPEG-1 only allows CBR */
467 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 &&
468 ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
469 return -EINVAL;
470 params->video_bitrate_mode = ctrl->value;
471 break;
472 case V4L2_CID_MPEG_VIDEO_BITRATE:
473 if (busy)
474 return -EBUSY;
475 params->video_bitrate = ctrl->value;
476 break;
477 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
478 if (busy)
479 return -EBUSY;
480 params->video_bitrate_peak = ctrl->value;
481 break;
482 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
483 params->video_temporal_decimation = ctrl->value;
484 break;
485 case V4L2_CID_MPEG_VIDEO_MUTE:
486 params->video_mute = (ctrl->value != 0);
487 break;
488 case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
489 params->video_mute_yuv = ctrl->value;
490 break;
491 case V4L2_CID_MPEG_STREAM_TYPE:
492 if (busy)
493 return -EBUSY;
494 params->stream_type = ctrl->value;
495 params->video_encoding =
496 (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
497 params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
498 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
499 V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
500 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
501 /* MPEG-1 implies CBR */
502 params->video_bitrate_mode =
503 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
504 break;
505 case V4L2_CID_MPEG_STREAM_VBI_FMT:
506 params->stream_vbi_fmt = ctrl->value;
507 break;
508 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
509 params->video_spatial_filter_mode = ctrl->value;
510 break;
511 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
512 params->video_spatial_filter = ctrl->value;
513 break;
514 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
515 params->video_luma_spatial_filter_type = ctrl->value;
516 break;
517 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
518 params->video_chroma_spatial_filter_type = ctrl->value;
519 break;
520 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
521 params->video_temporal_filter_mode = ctrl->value;
522 break;
523 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
524 params->video_temporal_filter = ctrl->value;
525 break;
526 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
527 params->video_median_filter_type = ctrl->value;
528 break;
529 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
530 params->video_luma_median_filter_top = ctrl->value;
531 break;
532 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
533 params->video_luma_median_filter_bottom = ctrl->value;
534 break;
535 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
536 params->video_chroma_median_filter_top = ctrl->value;
537 break;
538 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
539 params->video_chroma_median_filter_bottom = ctrl->value;
540 break;
541 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
542 params->stream_insert_nav_packets = ctrl->value;
543 break;
544 default:
545 return -EINVAL;
546 }
547 return 0;
548 }
549
550 static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
551 s32 min, s32 max, s32 step, s32 def)
552 {
553 const char *name;
554
555 switch (qctrl->id) {
556 /* MPEG controls */
557 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
558 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
559 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
560 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
561 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
562 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
563 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
564 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
565 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
566 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
567 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
568 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
569 cx2341x_ctrl_fill(qctrl->id, &name, &qctrl->type,
570 &min, &max, &step, &def, &qctrl->flags);
571 qctrl->minimum = min;
572 qctrl->maximum = max;
573 qctrl->step = step;
574 qctrl->default_value = def;
575 qctrl->reserved[0] = qctrl->reserved[1] = 0;
576 strlcpy(qctrl->name, name, sizeof(qctrl->name));
577 return 0;
578
579 default:
580 return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
581 }
582 }
583
584 int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
585 struct v4l2_queryctrl *qctrl)
586 {
587 int err;
588
589 switch (qctrl->id) {
590 case V4L2_CID_MPEG_CLASS:
591 return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
592 case V4L2_CID_MPEG_STREAM_TYPE:
593 return v4l2_ctrl_query_fill(qctrl,
594 V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
595 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1,
596 V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
597
598 case V4L2_CID_MPEG_STREAM_VBI_FMT:
599 if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
600 return v4l2_ctrl_query_fill(qctrl,
601 V4L2_MPEG_STREAM_VBI_FMT_NONE,
602 V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1,
603 V4L2_MPEG_STREAM_VBI_FMT_NONE);
604 return cx2341x_ctrl_query_fill(qctrl,
605 V4L2_MPEG_STREAM_VBI_FMT_NONE,
606 V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
607 default_params.stream_vbi_fmt);
608
609 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
610 return v4l2_ctrl_query_fill(qctrl,
611 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100,
612 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1,
613 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
614
615 case V4L2_CID_MPEG_AUDIO_ENCODING:
616 if (params->capabilities & CX2341X_CAP_HAS_AC3) {
617 /*
618 * The state of L2 & AC3 bitrate controls can change
619 * when this control changes, but v4l2_ctrl_query_fill()
620 * already sets V4L2_CTRL_FLAG_UPDATE for
621 * V4L2_CID_MPEG_AUDIO_ENCODING, so we don't here.
622 */
623 return v4l2_ctrl_query_fill(qctrl,
624 V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
625 V4L2_MPEG_AUDIO_ENCODING_AC3, 1,
626 default_params.audio_encoding);
627 }
628
629 return v4l2_ctrl_query_fill(qctrl,
630 V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
631 V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
632 default_params.audio_encoding);
633
634 case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
635 err = v4l2_ctrl_query_fill(qctrl,
636 V4L2_MPEG_AUDIO_L2_BITRATE_192K,
637 V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
638 default_params.audio_l2_bitrate);
639 if (err)
640 return err;
641 if (params->capabilities & CX2341X_CAP_HAS_AC3 &&
642 params->audio_encoding != V4L2_MPEG_AUDIO_ENCODING_LAYER_2)
643 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
644 return 0;
645
646 case V4L2_CID_MPEG_AUDIO_MODE:
647 return v4l2_ctrl_query_fill(qctrl,
648 V4L2_MPEG_AUDIO_MODE_STEREO,
649 V4L2_MPEG_AUDIO_MODE_MONO, 1,
650 V4L2_MPEG_AUDIO_MODE_STEREO);
651
652 case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
653 err = v4l2_ctrl_query_fill(qctrl,
654 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
655 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1,
656 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
657 if (err == 0 &&
658 params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
659 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
660 return err;
661
662 case V4L2_CID_MPEG_AUDIO_EMPHASIS:
663 return v4l2_ctrl_query_fill(qctrl,
664 V4L2_MPEG_AUDIO_EMPHASIS_NONE,
665 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1,
666 V4L2_MPEG_AUDIO_EMPHASIS_NONE);
667
668 case V4L2_CID_MPEG_AUDIO_CRC:
669 return v4l2_ctrl_query_fill(qctrl,
670 V4L2_MPEG_AUDIO_CRC_NONE,
671 V4L2_MPEG_AUDIO_CRC_CRC16, 1,
672 V4L2_MPEG_AUDIO_CRC_NONE);
673
674 case V4L2_CID_MPEG_AUDIO_MUTE:
675 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
676
677 case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
678 err = v4l2_ctrl_query_fill(qctrl,
679 V4L2_MPEG_AUDIO_AC3_BITRATE_48K,
680 V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 1,
681 default_params.audio_ac3_bitrate);
682 if (err)
683 return err;
684 if (params->capabilities & CX2341X_CAP_HAS_AC3) {
685 if (params->audio_encoding !=
686 V4L2_MPEG_AUDIO_ENCODING_AC3)
687 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
688 } else
689 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
690 return 0;
691
692 case V4L2_CID_MPEG_VIDEO_ENCODING:
693 /* this setting is read-only for the cx2341x since the
694 V4L2_CID_MPEG_STREAM_TYPE really determines the
695 MPEG-1/2 setting */
696 err = v4l2_ctrl_query_fill(qctrl,
697 V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
698 V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
699 V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
700 if (err == 0)
701 qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
702 return err;
703
704 case V4L2_CID_MPEG_VIDEO_ASPECT:
705 return v4l2_ctrl_query_fill(qctrl,
706 V4L2_MPEG_VIDEO_ASPECT_1x1,
707 V4L2_MPEG_VIDEO_ASPECT_221x100, 1,
708 V4L2_MPEG_VIDEO_ASPECT_4x3);
709
710 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
711 return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2);
712
713 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
714 return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
715 params->is_50hz ? 12 : 15);
716
717 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
718 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
719
720 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
721 err = v4l2_ctrl_query_fill(qctrl,
722 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
723 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1,
724 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
725 if (err == 0 &&
726 params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
727 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
728 return err;
729
730 case V4L2_CID_MPEG_VIDEO_BITRATE:
731 return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000);
732
733 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
734 err = v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
735 if (err == 0 &&
736 params->video_bitrate_mode ==
737 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
738 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
739 return err;
740
741 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
742 return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
743
744 case V4L2_CID_MPEG_VIDEO_MUTE:
745 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
746
747 case V4L2_CID_MPEG_VIDEO_MUTE_YUV: /* Init YUV (really YCbCr) to black */
748 return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080);
749
750 /* CX23415/6 specific */
751 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
752 return cx2341x_ctrl_query_fill(qctrl,
753 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
754 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
755 default_params.video_spatial_filter_mode);
756
757 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
758 cx2341x_ctrl_query_fill(qctrl, 0, 15, 1,
759 default_params.video_spatial_filter);
760 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
761 if (params->video_spatial_filter_mode ==
762 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
763 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
764 return 0;
765
766 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
767 cx2341x_ctrl_query_fill(qctrl,
768 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
769 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
770 1,
771 default_params.video_luma_spatial_filter_type);
772 if (params->video_spatial_filter_mode ==
773 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
774 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
775 return 0;
776
777 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
778 cx2341x_ctrl_query_fill(qctrl,
779 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
780 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
781 1,
782 default_params.video_chroma_spatial_filter_type);
783 if (params->video_spatial_filter_mode ==
784 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
785 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
786 return 0;
787
788 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
789 return cx2341x_ctrl_query_fill(qctrl,
790 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
791 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
792 default_params.video_temporal_filter_mode);
793
794 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
795 cx2341x_ctrl_query_fill(qctrl, 0, 31, 1,
796 default_params.video_temporal_filter);
797 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
798 if (params->video_temporal_filter_mode ==
799 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
800 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
801 return 0;
802
803 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
804 return cx2341x_ctrl_query_fill(qctrl,
805 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
806 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
807 default_params.video_median_filter_type);
808
809 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
810 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
811 default_params.video_luma_median_filter_top);
812 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
813 if (params->video_median_filter_type ==
814 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
815 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
816 return 0;
817
818 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
819 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
820 default_params.video_luma_median_filter_bottom);
821 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
822 if (params->video_median_filter_type ==
823 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
824 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
825 return 0;
826
827 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
828 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
829 default_params.video_chroma_median_filter_top);
830 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
831 if (params->video_median_filter_type ==
832 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
833 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
834 return 0;
835
836 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
837 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
838 default_params.video_chroma_median_filter_bottom);
839 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
840 if (params->video_median_filter_type ==
841 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
842 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
843 return 0;
844
845 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
846 return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
847 default_params.stream_insert_nav_packets);
848
849 default:
850 return -EINVAL;
851
852 }
853 }
854 EXPORT_SYMBOL(cx2341x_ctrl_query);
855
856 const char * const *cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
857 {
858 static const char * const mpeg_stream_type_without_ts[] = {
859 "MPEG-2 Program Stream",
860 "",
861 "MPEG-1 System Stream",
862 "MPEG-2 DVD-compatible Stream",
863 "MPEG-1 VCD-compatible Stream",
864 "MPEG-2 SVCD-compatible Stream",
865 NULL
866 };
867
868 static const char *mpeg_stream_type_with_ts[] = {
869 "MPEG-2 Program Stream",
870 "MPEG-2 Transport Stream",
871 "MPEG-1 System Stream",
872 "MPEG-2 DVD-compatible Stream",
873 "MPEG-1 VCD-compatible Stream",
874 "MPEG-2 SVCD-compatible Stream",
875 NULL
876 };
877
878 static const char *mpeg_audio_encoding_l2_ac3[] = {
879 "",
880 "MPEG-1/2 Layer II",
881 "",
882 "",
883 "AC-3",
884 NULL
885 };
886
887 switch (id) {
888 case V4L2_CID_MPEG_STREAM_TYPE:
889 return (p->capabilities & CX2341X_CAP_HAS_TS) ?
890 mpeg_stream_type_with_ts : mpeg_stream_type_without_ts;
891 case V4L2_CID_MPEG_AUDIO_ENCODING:
892 return (p->capabilities & CX2341X_CAP_HAS_AC3) ?
893 mpeg_audio_encoding_l2_ac3 : v4l2_ctrl_get_menu(id);
894 case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
895 case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
896 return NULL;
897 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
898 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
899 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
900 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
901 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
902 return cx2341x_get_menu(id);
903 default:
904 return v4l2_ctrl_get_menu(id);
905 }
906 }
907 EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
908
909 static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params)
910 {
911 params->audio_properties =
912 (params->audio_sampling_freq << 0) |
913 (params->audio_mode << 8) |
914 (params->audio_mode_extension << 10) |
915 (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
916 ? 3 : params->audio_emphasis) << 12) |
917 (params->audio_crc << 14);
918
919 if ((params->capabilities & CX2341X_CAP_HAS_AC3) &&
920 params->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) {
921 params->audio_properties |=
922 /* Not sure if this MPEG Layer II setting is required */
923 ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
924 (params->audio_ac3_bitrate << 4) |
925 (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
926 } else {
927 /* Assuming MPEG Layer II */
928 params->audio_properties |=
929 ((3 - params->audio_encoding) << 2) |
930 ((1 + params->audio_l2_bitrate) << 4);
931 }
932 }
933
934 /* Check for correctness of the ctrl's value based on the data from
935 struct v4l2_queryctrl and the available menu items. Note that
936 menu_items may be NULL, in that case it is ignored. */
937 static int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,
938 const char * const *menu_items)
939 {
940 if (qctrl->flags & V4L2_CTRL_FLAG_DISABLED)
941 return -EINVAL;
942 if (qctrl->flags & V4L2_CTRL_FLAG_GRABBED)
943 return -EBUSY;
944 if (qctrl->type == V4L2_CTRL_TYPE_STRING)
945 return 0;
946 if (qctrl->type == V4L2_CTRL_TYPE_BUTTON ||
947 qctrl->type == V4L2_CTRL_TYPE_INTEGER64 ||
948 qctrl->type == V4L2_CTRL_TYPE_CTRL_CLASS)
949 return 0;
950 if (ctrl->value < qctrl->minimum || ctrl->value > qctrl->maximum)
951 return -ERANGE;
952 if (qctrl->type == V4L2_CTRL_TYPE_MENU && menu_items != NULL) {
953 if (menu_items[ctrl->value] == NULL ||
954 menu_items[ctrl->value][0] == '\0')
955 return -EINVAL;
956 }
957 if (qctrl->type == V4L2_CTRL_TYPE_BITMASK &&
958 (ctrl->value & ~qctrl->maximum))
959 return -ERANGE;
960 return 0;
961 }
962
963 int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
964 struct v4l2_ext_controls *ctrls, unsigned int cmd)
965 {
966 int err = 0;
967 int i;
968
969 if (cmd == VIDIOC_G_EXT_CTRLS) {
970 for (i = 0; i < ctrls->count; i++) {
971 struct v4l2_ext_control *ctrl = ctrls->controls + i;
972
973 err = cx2341x_get_ctrl(params, ctrl);
974 if (err) {
975 ctrls->error_idx = i;
976 break;
977 }
978 }
979 return err;
980 }
981 for (i = 0; i < ctrls->count; i++) {
982 struct v4l2_ext_control *ctrl = ctrls->controls + i;
983 struct v4l2_queryctrl qctrl;
984 const char * const *menu_items = NULL;
985
986 qctrl.id = ctrl->id;
987 err = cx2341x_ctrl_query(params, &qctrl);
988 if (err)
989 break;
990 if (qctrl.type == V4L2_CTRL_TYPE_MENU)
991 menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
992 err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
993 if (err)
994 break;
995 err = cx2341x_set_ctrl(params, busy, ctrl);
996 if (err)
997 break;
998 }
999 if (err == 0 &&
1000 params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
1001 params->video_bitrate_peak < params->video_bitrate) {
1002 err = -ERANGE;
1003 ctrls->error_idx = ctrls->count;
1004 }
1005 if (err)
1006 ctrls->error_idx = i;
1007 else
1008 cx2341x_calc_audio_properties(params);
1009 return err;
1010 }
1011 EXPORT_SYMBOL(cx2341x_ext_ctrls);
1012
1013 void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
1014 {
1015 *p = default_params;
1016 cx2341x_calc_audio_properties(p);
1017 }
1018 EXPORT_SYMBOL(cx2341x_fill_defaults);
1019
1020 static int cx2341x_api(void *priv, cx2341x_mbox_func func,
1021 u32 cmd, int args, ...)
1022 {
1023 u32 data[CX2341X_MBOX_MAX_DATA];
1024 va_list vargs;
1025 int i;
1026
1027 va_start(vargs, args);
1028
1029 for (i = 0; i < args; i++)
1030 data[i] = va_arg(vargs, int);
1031 va_end(vargs);
1032 return func(priv, cmd, args, 0, data);
1033 }
1034
1035 #define NEQ(field) (old->field != new->field)
1036
1037 int cx2341x_update(void *priv, cx2341x_mbox_func func,
1038 const struct cx2341x_mpeg_params *old,
1039 const struct cx2341x_mpeg_params *new)
1040 {
1041 static int mpeg_stream_type[] = {
1042 0, /* MPEG-2 PS */
1043 1, /* MPEG-2 TS */
1044 2, /* MPEG-1 SS */
1045 14, /* DVD */
1046 11, /* VCD */
1047 12, /* SVCD */
1048 };
1049
1050 int err = 0;
1051 int force = (old == NULL);
1052 u16 temporal = new->video_temporal_filter;
1053
1054 cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
1055
1056 if (force || NEQ(is_50hz)) {
1057 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1,
1058 new->is_50hz);
1059 if (err) return err;
1060 }
1061
1062 if (force || NEQ(width) || NEQ(height) || NEQ(video_encoding)) {
1063 u16 w = new->width;
1064 u16 h = new->height;
1065
1066 if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
1067 w /= 2;
1068 h /= 2;
1069 }
1070 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2,
1071 h, w);
1072 if (err) return err;
1073 }
1074 if (force || NEQ(stream_type)) {
1075 err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1,
1076 mpeg_stream_type[new->stream_type]);
1077 if (err) return err;
1078 }
1079 if (force || NEQ(video_aspect)) {
1080 err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1,
1081 1 + new->video_aspect);
1082 if (err) return err;
1083 }
1084 if (force || NEQ(video_b_frames) || NEQ(video_gop_size)) {
1085 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1086 new->video_gop_size, new->video_b_frames + 1);
1087 if (err) return err;
1088 }
1089 if (force || NEQ(video_gop_closure)) {
1090 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1,
1091 new->video_gop_closure);
1092 if (err) return err;
1093 }
1094 if (force || NEQ(audio_properties)) {
1095 err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES,
1096 1, new->audio_properties);
1097 if (err) return err;
1098 }
1099 if (force || NEQ(audio_mute)) {
1100 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_AUDIO, 1,
1101 new->audio_mute);
1102 if (err) return err;
1103 }
1104 if (force || NEQ(video_bitrate_mode) || NEQ(video_bitrate) ||
1105 NEQ(video_bitrate_peak)) {
1106 err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
1107 new->video_bitrate_mode, new->video_bitrate,
1108 new->video_bitrate_peak / 400, 0, 0);
1109 if (err) return err;
1110 }
1111 if (force || NEQ(video_spatial_filter_mode) ||
1112 NEQ(video_temporal_filter_mode) ||
1113 NEQ(video_median_filter_type)) {
1114 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE,
1115 2, new->video_spatial_filter_mode |
1116 (new->video_temporal_filter_mode << 1),
1117 new->video_median_filter_type);
1118 if (err) return err;
1119 }
1120 if (force || NEQ(video_luma_median_filter_bottom) ||
1121 NEQ(video_luma_median_filter_top) ||
1122 NEQ(video_chroma_median_filter_bottom) ||
1123 NEQ(video_chroma_median_filter_top)) {
1124 err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
1125 new->video_luma_median_filter_bottom,
1126 new->video_luma_median_filter_top,
1127 new->video_chroma_median_filter_bottom,
1128 new->video_chroma_median_filter_top);
1129 if (err) return err;
1130 }
1131 if (force || NEQ(video_luma_spatial_filter_type) ||
1132 NEQ(video_chroma_spatial_filter_type)) {
1133 err = cx2341x_api(priv, func,
1134 CX2341X_ENC_SET_SPATIAL_FILTER_TYPE,
1135 2, new->video_luma_spatial_filter_type,
1136 new->video_chroma_spatial_filter_type);
1137 if (err) return err;
1138 }
1139 if (force || NEQ(video_spatial_filter) ||
1140 old->video_temporal_filter != temporal) {
1141 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS,
1142 2, new->video_spatial_filter, temporal);
1143 if (err) return err;
1144 }
1145 if (force || NEQ(video_temporal_decimation)) {
1146 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE,
1147 1, new->video_temporal_decimation);
1148 if (err) return err;
1149 }
1150 if (force || NEQ(video_mute) ||
1151 (new->video_mute && NEQ(video_mute_yuv))) {
1152 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_VIDEO, 1,
1153 new->video_mute | (new->video_mute_yuv << 8));
1154 if (err) return err;
1155 }
1156 if (force || NEQ(stream_insert_nav_packets)) {
1157 err = cx2341x_api(priv, func, CX2341X_ENC_MISC, 2,
1158 7, new->stream_insert_nav_packets);
1159 if (err) return err;
1160 }
1161 return 0;
1162 }
1163 EXPORT_SYMBOL(cx2341x_update);
1164
1165 static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
1166 {
1167 const char * const *menu = cx2341x_ctrl_get_menu(p, id);
1168 struct v4l2_ext_control ctrl;
1169
1170 if (menu == NULL)
1171 goto invalid;
1172 ctrl.id = id;
1173 if (cx2341x_get_ctrl(p, &ctrl))
1174 goto invalid;
1175 while (ctrl.value-- && *menu) menu++;
1176 if (*menu == NULL)
1177 goto invalid;
1178 return *menu;
1179
1180 invalid:
1181 return "<invalid>";
1182 }
1183
1184 void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
1185 {
1186 int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
1187
1188 /* Stream */
1189 printk(KERN_INFO "%s: Stream: %s",
1190 prefix,
1191 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
1192 if (p->stream_insert_nav_packets)
1193 printk(" (with navigation packets)");
1194 printk("\n");
1195 printk(KERN_INFO "%s: VBI Format: %s\n",
1196 prefix,
1197 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT));
1198
1199 /* Video */
1200 printk(KERN_INFO "%s: Video: %dx%d, %d fps%s\n",
1201 prefix,
1202 p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
1203 p->is_50hz ? 25 : 30,
1204 (p->video_mute) ? " (muted)" : "");
1205 printk(KERN_INFO "%s: Video: %s, %s, %s, %d",
1206 prefix,
1207 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
1208 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
1209 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
1210 p->video_bitrate);
1211 if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
1212 printk(", Peak %d", p->video_bitrate_peak);
1213 printk("\n");
1214 printk(KERN_INFO
1215 "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure\n",
1216 prefix,
1217 p->video_gop_size, p->video_b_frames,
1218 p->video_gop_closure ? "" : "No ");
1219 if (p->video_temporal_decimation)
1220 printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
1221 prefix, p->video_temporal_decimation);
1222
1223 /* Audio */
1224 printk(KERN_INFO "%s: Audio: %s, %s, %s, %s%s",
1225 prefix,
1226 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
1227 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
1228 cx2341x_menu_item(p,
1229 p->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3
1230 ? V4L2_CID_MPEG_AUDIO_AC3_BITRATE
1231 : V4L2_CID_MPEG_AUDIO_L2_BITRATE),
1232 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE),
1233 p->audio_mute ? " (muted)" : "");
1234 if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
1235 printk(", %s", cx2341x_menu_item(p,
1236 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
1237 printk(", %s, %s\n",
1238 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
1239 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
1240
1241 /* Encoding filters */
1242 printk(KERN_INFO "%s: Spatial Filter: %s, Luma %s, Chroma %s, %d\n",
1243 prefix,
1244 cx2341x_menu_item(p,
1245 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
1246 cx2341x_menu_item(p,
1247 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
1248 cx2341x_menu_item(p,
1249 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
1250 p->video_spatial_filter);
1251
1252 printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
1253 prefix,
1254 cx2341x_menu_item(p,
1255 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
1256 p->video_temporal_filter);
1257 printk(KERN_INFO
1258 "%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n",
1259 prefix,
1260 cx2341x_menu_item(p,
1261 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
1262 p->video_luma_median_filter_bottom,
1263 p->video_luma_median_filter_top,
1264 p->video_chroma_median_filter_bottom,
1265 p->video_chroma_median_filter_top);
1266 }
1267 EXPORT_SYMBOL(cx2341x_log_status);
1268
1269
1270
1271 /********************** NEW CODE *********************/
1272
1273 static inline struct cx2341x_handler *to_cxhdl(struct v4l2_ctrl *ctrl)
1274 {
1275 return container_of(ctrl->handler, struct cx2341x_handler, hdl);
1276 }
1277
1278 static int cx2341x_hdl_api(struct cx2341x_handler *hdl,
1279 u32 cmd, int args, ...)
1280 {
1281 u32 data[CX2341X_MBOX_MAX_DATA];
1282 va_list vargs;
1283 int i;
1284
1285 va_start(vargs, args);
1286
1287 for (i = 0; i < args; i++)
1288 data[i] = va_arg(vargs, int);
1289 va_end(vargs);
1290 return hdl->func(hdl->priv, cmd, args, 0, data);
1291 }
1292
1293 /* ctrl->handler->lock is held, so it is safe to access cur.val */
1294 static inline int cx2341x_neq(struct v4l2_ctrl *ctrl)
1295 {
1296 return ctrl && ctrl->val != ctrl->cur.val;
1297 }
1298
1299 static int cx2341x_try_ctrl(struct v4l2_ctrl *ctrl)
1300 {
1301 struct cx2341x_handler *hdl = to_cxhdl(ctrl);
1302 s32 val = ctrl->val;
1303
1304 switch (ctrl->id) {
1305 case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
1306 /* video gop cluster */
1307 int b = val + 1;
1308 int gop = hdl->video_gop_size->val;
1309
1310 gop = b * ((gop + b - 1) / b);
1311
1312 /* Max GOP size = 34 */
1313 while (gop > 34)
1314 gop -= b;
1315 hdl->video_gop_size->val = gop;
1316 break;
1317 }
1318
1319 case V4L2_CID_MPEG_STREAM_TYPE:
1320 /* stream type cluster */
1321 hdl->video_encoding->val =
1322 (hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
1323 hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
1324 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
1325 V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
1326 if (hdl->video_encoding->val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
1327 /* MPEG-1 implies CBR */
1328 hdl->video_bitrate_mode->val =
1329 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
1330 /* peak bitrate shall be >= normal bitrate */
1331 if (hdl->video_bitrate_mode->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
1332 hdl->video_bitrate_peak->val < hdl->video_bitrate->val)
1333 hdl->video_bitrate_peak->val = hdl->video_bitrate->val;
1334 break;
1335 }
1336 return 0;
1337 }
1338
1339 static int cx2341x_s_ctrl(struct v4l2_ctrl *ctrl)
1340 {
1341 static const int mpeg_stream_type[] = {
1342 0, /* MPEG-2 PS */
1343 1, /* MPEG-2 TS */
1344 2, /* MPEG-1 SS */
1345 14, /* DVD */
1346 11, /* VCD */
1347 12, /* SVCD */
1348 };
1349 struct cx2341x_handler *hdl = to_cxhdl(ctrl);
1350 s32 val = ctrl->val;
1351 u32 props;
1352 int err;
1353
1354 switch (ctrl->id) {
1355 case V4L2_CID_MPEG_STREAM_VBI_FMT:
1356 if (hdl->ops && hdl->ops->s_stream_vbi_fmt)
1357 return hdl->ops->s_stream_vbi_fmt(hdl, val);
1358 return 0;
1359
1360 case V4L2_CID_MPEG_VIDEO_ASPECT:
1361 return cx2341x_hdl_api(hdl,
1362 CX2341X_ENC_SET_ASPECT_RATIO, 1, val + 1);
1363
1364 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1365 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_CLOSURE, 1, val);
1366
1367 case V4L2_CID_MPEG_AUDIO_MUTE:
1368 return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_AUDIO, 1, val);
1369
1370 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
1371 return cx2341x_hdl_api(hdl,
1372 CX2341X_ENC_SET_FRAME_DROP_RATE, 1, val);
1373
1374 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
1375 return cx2341x_hdl_api(hdl, CX2341X_ENC_MISC, 2, 7, val);
1376
1377 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
1378 /* audio properties cluster */
1379 props = (hdl->audio_sampling_freq->val << 0) |
1380 (hdl->audio_mode->val << 8) |
1381 (hdl->audio_mode_extension->val << 10) |
1382 (hdl->audio_crc->val << 14);
1383 if (hdl->audio_emphasis->val == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
1384 props |= 3 << 12;
1385 else
1386 props |= hdl->audio_emphasis->val << 12;
1387
1388 if (hdl->audio_encoding->val == V4L2_MPEG_AUDIO_ENCODING_AC3) {
1389 props |=
1390 #if 1
1391 /* Not sure if this MPEG Layer II setting is required */
1392 ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
1393 #endif
1394 (hdl->audio_ac3_bitrate->val << 4) |
1395 (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
1396 } else {
1397 /* Assuming MPEG Layer II */
1398 props |=
1399 ((3 - hdl->audio_encoding->val) << 2) |
1400 ((1 + hdl->audio_l2_bitrate->val) << 4);
1401 }
1402 err = cx2341x_hdl_api(hdl,
1403 CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, props);
1404 if (err)
1405 return err;
1406
1407 hdl->audio_properties = props;
1408 if (hdl->audio_ac3_bitrate) {
1409 int is_ac3 = hdl->audio_encoding->val ==
1410 V4L2_MPEG_AUDIO_ENCODING_AC3;
1411
1412 v4l2_ctrl_activate(hdl->audio_ac3_bitrate, is_ac3);
1413 v4l2_ctrl_activate(hdl->audio_l2_bitrate, !is_ac3);
1414 }
1415 v4l2_ctrl_activate(hdl->audio_mode_extension,
1416 hdl->audio_mode->val == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO);
1417 if (cx2341x_neq(hdl->audio_sampling_freq) &&
1418 hdl->ops && hdl->ops->s_audio_sampling_freq)
1419 return hdl->ops->s_audio_sampling_freq(hdl, hdl->audio_sampling_freq->val);
1420 if (cx2341x_neq(hdl->audio_mode) &&
1421 hdl->ops && hdl->ops->s_audio_mode)
1422 return hdl->ops->s_audio_mode(hdl, hdl->audio_mode->val);
1423 return 0;
1424
1425 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1426 /* video gop cluster */
1427 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1428 hdl->video_gop_size->val,
1429 hdl->video_b_frames->val + 1);
1430
1431 case V4L2_CID_MPEG_STREAM_TYPE:
1432 /* stream type cluster */
1433 err = cx2341x_hdl_api(hdl,
1434 CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[val]);
1435 if (err)
1436 return err;
1437
1438 err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_BIT_RATE, 5,
1439 hdl->video_bitrate_mode->val,
1440 hdl->video_bitrate->val,
1441 hdl->video_bitrate_peak->val / 400, 0, 0);
1442 if (err)
1443 return err;
1444
1445 v4l2_ctrl_activate(hdl->video_bitrate_mode,
1446 hdl->video_encoding->val != V4L2_MPEG_VIDEO_ENCODING_MPEG_1);
1447 v4l2_ctrl_activate(hdl->video_bitrate_peak,
1448 hdl->video_bitrate_mode->val != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
1449 if (cx2341x_neq(hdl->video_encoding) &&
1450 hdl->ops && hdl->ops->s_video_encoding)
1451 return hdl->ops->s_video_encoding(hdl, hdl->video_encoding->val);
1452 return 0;
1453
1454 case V4L2_CID_MPEG_VIDEO_MUTE:
1455 /* video mute cluster */
1456 return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_VIDEO, 1,
1457 hdl->video_mute->val |
1458 (hdl->video_mute_yuv->val << 8));
1459
1460 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: {
1461 int active_filter;
1462
1463 /* video filter mode */
1464 err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
1465 hdl->video_spatial_filter_mode->val |
1466 (hdl->video_temporal_filter_mode->val << 1),
1467 hdl->video_median_filter_type->val);
1468 if (err)
1469 return err;
1470
1471 active_filter = hdl->video_spatial_filter_mode->val !=
1472 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO;
1473 v4l2_ctrl_activate(hdl->video_spatial_filter, active_filter);
1474 v4l2_ctrl_activate(hdl->video_luma_spatial_filter_type, active_filter);
1475 v4l2_ctrl_activate(hdl->video_chroma_spatial_filter_type, active_filter);
1476 active_filter = hdl->video_temporal_filter_mode->val !=
1477 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO;
1478 v4l2_ctrl_activate(hdl->video_temporal_filter, active_filter);
1479 active_filter = hdl->video_median_filter_type->val !=
1480 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF;
1481 v4l2_ctrl_activate(hdl->video_luma_median_filter_bottom, active_filter);
1482 v4l2_ctrl_activate(hdl->video_luma_median_filter_top, active_filter);
1483 v4l2_ctrl_activate(hdl->video_chroma_median_filter_bottom, active_filter);
1484 v4l2_ctrl_activate(hdl->video_chroma_median_filter_top, active_filter);
1485 return 0;
1486 }
1487
1488 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
1489 /* video filter type cluster */
1490 return cx2341x_hdl_api(hdl,
1491 CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
1492 hdl->video_luma_spatial_filter_type->val,
1493 hdl->video_chroma_spatial_filter_type->val);
1494
1495 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
1496 /* video filter cluster */
1497 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2,
1498 hdl->video_spatial_filter->val,
1499 hdl->video_temporal_filter->val);
1500
1501 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
1502 /* video median cluster */
1503 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_CORING_LEVELS, 4,
1504 hdl->video_luma_median_filter_bottom->val,
1505 hdl->video_luma_median_filter_top->val,
1506 hdl->video_chroma_median_filter_bottom->val,
1507 hdl->video_chroma_median_filter_top->val);
1508 }
1509 return -EINVAL;
1510 }
1511
1512 static const struct v4l2_ctrl_ops cx2341x_ops = {
1513 .try_ctrl = cx2341x_try_ctrl,
1514 .s_ctrl = cx2341x_s_ctrl,
1515 };
1516
1517 static struct v4l2_ctrl *cx2341x_ctrl_new_custom(struct v4l2_ctrl_handler *hdl,
1518 u32 id, s32 min, s32 max, s32 step, s32 def)
1519 {
1520 struct v4l2_ctrl_config cfg;
1521
1522 memset(&cfg, 0, sizeof(cfg));
1523 cx2341x_ctrl_fill(id, &cfg.name, &cfg.type, &min, &max, &step, &def, &cfg.flags);
1524 cfg.ops = &cx2341x_ops;
1525 cfg.id = id;
1526 cfg.min = min;
1527 cfg.max = max;
1528 cfg.def = def;
1529 if (cfg.type == V4L2_CTRL_TYPE_MENU) {
1530 cfg.step = 0;
1531 cfg.menu_skip_mask = step;
1532 cfg.qmenu = cx2341x_get_menu(id);
1533 } else {
1534 cfg.step = step;
1535 cfg.menu_skip_mask = 0;
1536 }
1537 return v4l2_ctrl_new_custom(hdl, &cfg, NULL);
1538 }
1539
1540 static struct v4l2_ctrl *cx2341x_ctrl_new_std(struct v4l2_ctrl_handler *hdl,
1541 u32 id, s32 min, s32 max, s32 step, s32 def)
1542 {
1543 return v4l2_ctrl_new_std(hdl, &cx2341x_ops, id, min, max, step, def);
1544 }
1545
1546 static struct v4l2_ctrl *cx2341x_ctrl_new_menu(struct v4l2_ctrl_handler *hdl,
1547 u32 id, s32 max, s32 mask, s32 def)
1548 {
1549 return v4l2_ctrl_new_std_menu(hdl, &cx2341x_ops, id, max, mask, def);
1550 }
1551
1552 int cx2341x_handler_init(struct cx2341x_handler *cxhdl,
1553 unsigned nr_of_controls_hint)
1554 {
1555 struct v4l2_ctrl_handler *hdl = &cxhdl->hdl;
1556 u32 caps = cxhdl->capabilities;
1557 int has_sliced_vbi = caps & CX2341X_CAP_HAS_SLICED_VBI;
1558 int has_ac3 = caps & CX2341X_CAP_HAS_AC3;
1559 int has_ts = caps & CX2341X_CAP_HAS_TS;
1560
1561 cxhdl->width = 720;
1562 cxhdl->height = 480;
1563
1564 v4l2_ctrl_handler_init(hdl, nr_of_controls_hint);
1565
1566 /* Add controls in ascending control ID order for fastest
1567 insertion time. */
1568 cxhdl->stream_type = cx2341x_ctrl_new_menu(hdl,
1569 V4L2_CID_MPEG_STREAM_TYPE,
1570 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, has_ts ? 0 : 2,
1571 V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
1572 cxhdl->stream_vbi_fmt = cx2341x_ctrl_new_menu(hdl,
1573 V4L2_CID_MPEG_STREAM_VBI_FMT,
1574 V4L2_MPEG_STREAM_VBI_FMT_IVTV, has_sliced_vbi ? 0 : 2,
1575 V4L2_MPEG_STREAM_VBI_FMT_NONE);
1576 cxhdl->audio_sampling_freq = cx2341x_ctrl_new_menu(hdl,
1577 V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
1578 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 0,
1579 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
1580 cxhdl->audio_encoding = cx2341x_ctrl_new_menu(hdl,
1581 V4L2_CID_MPEG_AUDIO_ENCODING,
1582 V4L2_MPEG_AUDIO_ENCODING_AC3, has_ac3 ? ~0x12 : ~0x2,
1583 V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
1584 cxhdl->audio_l2_bitrate = cx2341x_ctrl_new_menu(hdl,
1585 V4L2_CID_MPEG_AUDIO_L2_BITRATE,
1586 V4L2_MPEG_AUDIO_L2_BITRATE_384K, 0x1ff,
1587 V4L2_MPEG_AUDIO_L2_BITRATE_224K);
1588 cxhdl->audio_mode = cx2341x_ctrl_new_menu(hdl,
1589 V4L2_CID_MPEG_AUDIO_MODE,
1590 V4L2_MPEG_AUDIO_MODE_MONO, 0,
1591 V4L2_MPEG_AUDIO_MODE_STEREO);
1592 cxhdl->audio_mode_extension = cx2341x_ctrl_new_menu(hdl,
1593 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
1594 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 0,
1595 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
1596 cxhdl->audio_emphasis = cx2341x_ctrl_new_menu(hdl,
1597 V4L2_CID_MPEG_AUDIO_EMPHASIS,
1598 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 0,
1599 V4L2_MPEG_AUDIO_EMPHASIS_NONE);
1600 cxhdl->audio_crc = cx2341x_ctrl_new_menu(hdl,
1601 V4L2_CID_MPEG_AUDIO_CRC,
1602 V4L2_MPEG_AUDIO_CRC_CRC16, 0,
1603 V4L2_MPEG_AUDIO_CRC_NONE);
1604
1605 cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_AUDIO_MUTE, 0, 1, 1, 0);
1606 if (has_ac3)
1607 cxhdl->audio_ac3_bitrate = cx2341x_ctrl_new_menu(hdl,
1608 V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
1609 V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 0x03,
1610 V4L2_MPEG_AUDIO_AC3_BITRATE_224K);
1611 cxhdl->video_encoding = cx2341x_ctrl_new_menu(hdl,
1612 V4L2_CID_MPEG_VIDEO_ENCODING,
1613 V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 0,
1614 V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
1615 cx2341x_ctrl_new_menu(hdl,
1616 V4L2_CID_MPEG_VIDEO_ASPECT,
1617 V4L2_MPEG_VIDEO_ASPECT_221x100, 0,
1618 V4L2_MPEG_VIDEO_ASPECT_4x3);
1619 cxhdl->video_b_frames = cx2341x_ctrl_new_std(hdl,
1620 V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 33, 1, 2);
1621 cxhdl->video_gop_size = cx2341x_ctrl_new_std(hdl,
1622 V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1623 1, 34, 1, cxhdl->is_50hz ? 12 : 15);
1624 cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, 0, 1, 1, 1);
1625 cxhdl->video_bitrate_mode = cx2341x_ctrl_new_menu(hdl,
1626 V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
1627 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
1628 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
1629 cxhdl->video_bitrate = cx2341x_ctrl_new_std(hdl,
1630 V4L2_CID_MPEG_VIDEO_BITRATE,
1631 0, 27000000, 1, 6000000);
1632 cxhdl->video_bitrate_peak = cx2341x_ctrl_new_std(hdl,
1633 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
1634 0, 27000000, 1, 8000000);
1635 cx2341x_ctrl_new_std(hdl,
1636 V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION, 0, 255, 1, 0);
1637 cxhdl->video_mute = cx2341x_ctrl_new_std(hdl,
1638 V4L2_CID_MPEG_VIDEO_MUTE, 0, 1, 1, 0);
1639 cxhdl->video_mute_yuv = cx2341x_ctrl_new_std(hdl,
1640 V4L2_CID_MPEG_VIDEO_MUTE_YUV, 0, 0xffffff, 1, 0x008080);
1641
1642 /* CX23415/6 specific */
1643 cxhdl->video_spatial_filter_mode = cx2341x_ctrl_new_custom(hdl,
1644 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
1645 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
1646 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 0,
1647 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
1648 cxhdl->video_spatial_filter = cx2341x_ctrl_new_custom(hdl,
1649 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
1650 0, 15, 1, 0);
1651 cxhdl->video_luma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
1652 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
1653 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
1654 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
1655 0,
1656 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR);
1657 cxhdl->video_chroma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
1658 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
1659 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
1660 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
1661 0,
1662 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR);
1663 cxhdl->video_temporal_filter_mode = cx2341x_ctrl_new_custom(hdl,
1664 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
1665 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
1666 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO,
1667 0,
1668 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
1669 cxhdl->video_temporal_filter = cx2341x_ctrl_new_custom(hdl,
1670 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
1671 0, 31, 1, 8);
1672 cxhdl->video_median_filter_type = cx2341x_ctrl_new_custom(hdl,
1673 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
1674 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
1675 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG,
1676 0,
1677 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
1678 cxhdl->video_luma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
1679 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
1680 0, 255, 1, 0);
1681 cxhdl->video_luma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
1682 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
1683 0, 255, 1, 255);
1684 cxhdl->video_chroma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
1685 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
1686 0, 255, 1, 0);
1687 cxhdl->video_chroma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
1688 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
1689 0, 255, 1, 255);
1690 cx2341x_ctrl_new_custom(hdl, V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
1691 0, 1, 1, 0);
1692
1693 if (hdl->error) {
1694 int err = hdl->error;
1695
1696 v4l2_ctrl_handler_free(hdl);
1697 return err;
1698 }
1699
1700 v4l2_ctrl_cluster(8, &cxhdl->audio_sampling_freq);
1701 v4l2_ctrl_cluster(2, &cxhdl->video_b_frames);
1702 v4l2_ctrl_cluster(5, &cxhdl->stream_type);
1703 v4l2_ctrl_cluster(2, &cxhdl->video_mute);
1704 v4l2_ctrl_cluster(3, &cxhdl->video_spatial_filter_mode);
1705 v4l2_ctrl_cluster(2, &cxhdl->video_luma_spatial_filter_type);
1706 v4l2_ctrl_cluster(2, &cxhdl->video_spatial_filter);
1707 v4l2_ctrl_cluster(4, &cxhdl->video_luma_median_filter_top);
1708
1709 return 0;
1710 }
1711 EXPORT_SYMBOL(cx2341x_handler_init);
1712
1713 void cx2341x_handler_set_50hz(struct cx2341x_handler *cxhdl, int is_50hz)
1714 {
1715 cxhdl->is_50hz = is_50hz;
1716 cxhdl->video_gop_size->default_value = cxhdl->is_50hz ? 12 : 15;
1717 }
1718 EXPORT_SYMBOL(cx2341x_handler_set_50hz);
1719
1720 int cx2341x_handler_setup(struct cx2341x_handler *cxhdl)
1721 {
1722 int h = cxhdl->height;
1723 int w = cxhdl->width;
1724 int err;
1725
1726 err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_OUTPUT_PORT, 2, cxhdl->port, 0);
1727 if (err)
1728 return err;
1729 err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_RATE, 1, cxhdl->is_50hz);
1730 if (err)
1731 return err;
1732
1733 if (v4l2_ctrl_g_ctrl(cxhdl->video_encoding) == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
1734 w /= 2;
1735 h /= 2;
1736 }
1737 err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w);
1738 if (err)
1739 return err;
1740 return v4l2_ctrl_handler_setup(&cxhdl->hdl);
1741 }
1742 EXPORT_SYMBOL(cx2341x_handler_setup);
1743
1744 void cx2341x_handler_set_busy(struct cx2341x_handler *cxhdl, int busy)
1745 {
1746 v4l2_ctrl_grab(cxhdl->audio_sampling_freq, busy);
1747 v4l2_ctrl_grab(cxhdl->audio_encoding, busy);
1748 v4l2_ctrl_grab(cxhdl->audio_l2_bitrate, busy);
1749 v4l2_ctrl_grab(cxhdl->audio_ac3_bitrate, busy);
1750 v4l2_ctrl_grab(cxhdl->stream_vbi_fmt, busy);
1751 v4l2_ctrl_grab(cxhdl->stream_type, busy);
1752 v4l2_ctrl_grab(cxhdl->video_bitrate_mode, busy);
1753 v4l2_ctrl_grab(cxhdl->video_bitrate, busy);
1754 v4l2_ctrl_grab(cxhdl->video_bitrate_peak, busy);
1755 }
1756 EXPORT_SYMBOL(cx2341x_handler_set_busy);
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