2 * cx2341x - generic code for cx23415/6/8 based devices
4 * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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>
29 #include <media/tuner.h>
30 #include <media/cx2341x.h>
31 #include <media/v4l2-common.h>
33 MODULE_DESCRIPTION("cx23415/6/8 driver");
34 MODULE_AUTHOR("Hans Verkuil");
35 MODULE_LICENSE("GPL");
38 module_param(debug, int, 0644);
39 MODULE_PARM_DESC(debug, "Debug level (0-1)");
41 /* Must be sorted from low to high control ID! */
42 const u32 cx2341x_mpeg_ctrls[] = {
44 V4L2_CID_MPEG_STREAM_TYPE,
45 V4L2_CID_MPEG_STREAM_VBI_FMT,
46 V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
47 V4L2_CID_MPEG_AUDIO_ENCODING,
48 V4L2_CID_MPEG_AUDIO_L2_BITRATE,
49 V4L2_CID_MPEG_AUDIO_MODE,
50 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
51 V4L2_CID_MPEG_AUDIO_EMPHASIS,
52 V4L2_CID_MPEG_AUDIO_CRC,
53 V4L2_CID_MPEG_AUDIO_MUTE,
54 V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
55 V4L2_CID_MPEG_VIDEO_ENCODING,
56 V4L2_CID_MPEG_VIDEO_ASPECT,
57 V4L2_CID_MPEG_VIDEO_B_FRAMES,
58 V4L2_CID_MPEG_VIDEO_GOP_SIZE,
59 V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
60 V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
61 V4L2_CID_MPEG_VIDEO_BITRATE,
62 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
63 V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION,
64 V4L2_CID_MPEG_VIDEO_MUTE,
65 V4L2_CID_MPEG_VIDEO_MUTE_YUV,
66 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
67 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
68 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
69 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
70 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
71 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
72 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
73 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
74 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
75 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
76 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
77 V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
80 EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
82 static const struct cx2341x_mpeg_params default_params = {
85 .port = CX2341X_PORT_MEMORY,
91 .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
92 .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
93 .stream_insert_nav_packets = 0,
96 .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
97 .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
98 .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
99 .audio_ac3_bitrate = V4L2_MPEG_AUDIO_AC3_BITRATE_224K,
100 .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
101 .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
102 .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
103 .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
107 .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
108 .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
110 .video_gop_size = 12,
111 .video_gop_closure = 1,
112 .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
113 .video_bitrate = 6000000,
114 .video_bitrate_peak = 8000000,
115 .video_temporal_decimation = 0,
117 .video_mute_yuv = 0x008080, /* YCbCr value for black */
119 /* encoding filters */
120 .video_spatial_filter_mode =
121 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
122 .video_spatial_filter = 0,
123 .video_luma_spatial_filter_type =
124 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
125 .video_chroma_spatial_filter_type =
126 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
127 .video_temporal_filter_mode =
128 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
129 .video_temporal_filter = 8,
130 .video_median_filter_type =
131 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
132 .video_luma_median_filter_top = 255,
133 .video_luma_median_filter_bottom = 0,
134 .video_chroma_median_filter_top = 255,
135 .video_chroma_median_filter_bottom = 0,
139 /* Map the control ID to the correct field in the cx2341x_mpeg_params
140 struct. Return -EINVAL if the ID is unknown, else return 0. */
141 static int cx2341x_get_ctrl(const struct cx2341x_mpeg_params *params,
142 struct v4l2_ext_control *ctrl)
145 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
146 ctrl->value = params->audio_sampling_freq;
148 case V4L2_CID_MPEG_AUDIO_ENCODING:
149 ctrl->value = params->audio_encoding;
151 case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
152 ctrl->value = params->audio_l2_bitrate;
154 case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
155 ctrl->value = params->audio_ac3_bitrate;
157 case V4L2_CID_MPEG_AUDIO_MODE:
158 ctrl->value = params->audio_mode;
160 case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
161 ctrl->value = params->audio_mode_extension;
163 case V4L2_CID_MPEG_AUDIO_EMPHASIS:
164 ctrl->value = params->audio_emphasis;
166 case V4L2_CID_MPEG_AUDIO_CRC:
167 ctrl->value = params->audio_crc;
169 case V4L2_CID_MPEG_AUDIO_MUTE:
170 ctrl->value = params->audio_mute;
172 case V4L2_CID_MPEG_VIDEO_ENCODING:
173 ctrl->value = params->video_encoding;
175 case V4L2_CID_MPEG_VIDEO_ASPECT:
176 ctrl->value = params->video_aspect;
178 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
179 ctrl->value = params->video_b_frames;
181 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
182 ctrl->value = params->video_gop_size;
184 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
185 ctrl->value = params->video_gop_closure;
187 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
188 ctrl->value = params->video_bitrate_mode;
190 case V4L2_CID_MPEG_VIDEO_BITRATE:
191 ctrl->value = params->video_bitrate;
193 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
194 ctrl->value = params->video_bitrate_peak;
196 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
197 ctrl->value = params->video_temporal_decimation;
199 case V4L2_CID_MPEG_VIDEO_MUTE:
200 ctrl->value = params->video_mute;
202 case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
203 ctrl->value = params->video_mute_yuv;
205 case V4L2_CID_MPEG_STREAM_TYPE:
206 ctrl->value = params->stream_type;
208 case V4L2_CID_MPEG_STREAM_VBI_FMT:
209 ctrl->value = params->stream_vbi_fmt;
211 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
212 ctrl->value = params->video_spatial_filter_mode;
214 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
215 ctrl->value = params->video_spatial_filter;
217 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
218 ctrl->value = params->video_luma_spatial_filter_type;
220 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
221 ctrl->value = params->video_chroma_spatial_filter_type;
223 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
224 ctrl->value = params->video_temporal_filter_mode;
226 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
227 ctrl->value = params->video_temporal_filter;
229 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
230 ctrl->value = params->video_median_filter_type;
232 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
233 ctrl->value = params->video_luma_median_filter_top;
235 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
236 ctrl->value = params->video_luma_median_filter_bottom;
238 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
239 ctrl->value = params->video_chroma_median_filter_top;
241 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
242 ctrl->value = params->video_chroma_median_filter_bottom;
244 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
245 ctrl->value = params->stream_insert_nav_packets;
253 /* Map the control ID to the correct field in the cx2341x_mpeg_params
254 struct. Return -EINVAL if the ID is unknown, else return 0. */
255 static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, int busy,
256 struct v4l2_ext_control *ctrl)
259 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
262 params->audio_sampling_freq = ctrl->value;
264 case V4L2_CID_MPEG_AUDIO_ENCODING:
267 if (params->capabilities & CX2341X_CAP_HAS_AC3)
268 if (ctrl->value != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 &&
269 ctrl->value != V4L2_MPEG_AUDIO_ENCODING_AC3)
271 params->audio_encoding = ctrl->value;
273 case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
276 params->audio_l2_bitrate = ctrl->value;
278 case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
281 if (!(params->capabilities & CX2341X_CAP_HAS_AC3))
283 params->audio_ac3_bitrate = ctrl->value;
285 case V4L2_CID_MPEG_AUDIO_MODE:
286 params->audio_mode = ctrl->value;
288 case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
289 params->audio_mode_extension = ctrl->value;
291 case V4L2_CID_MPEG_AUDIO_EMPHASIS:
292 params->audio_emphasis = ctrl->value;
294 case V4L2_CID_MPEG_AUDIO_CRC:
295 params->audio_crc = ctrl->value;
297 case V4L2_CID_MPEG_AUDIO_MUTE:
298 params->audio_mute = ctrl->value;
300 case V4L2_CID_MPEG_VIDEO_ASPECT:
301 params->video_aspect = ctrl->value;
303 case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
304 int b = ctrl->value + 1;
305 int gop = params->video_gop_size;
306 params->video_b_frames = ctrl->value;
307 params->video_gop_size = b * ((gop + b - 1) / b);
308 /* Max GOP size = 34 */
309 while (params->video_gop_size > 34)
310 params->video_gop_size -= b;
313 case V4L2_CID_MPEG_VIDEO_GOP_SIZE: {
314 int b = params->video_b_frames + 1;
315 int gop = ctrl->value;
316 params->video_gop_size = b * ((gop + b - 1) / b);
317 /* Max GOP size = 34 */
318 while (params->video_gop_size > 34)
319 params->video_gop_size -= b;
320 ctrl->value = params->video_gop_size;
323 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
324 params->video_gop_closure = ctrl->value;
326 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
329 /* MPEG-1 only allows CBR */
330 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 &&
331 ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
333 params->video_bitrate_mode = ctrl->value;
335 case V4L2_CID_MPEG_VIDEO_BITRATE:
338 params->video_bitrate = ctrl->value;
340 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
343 params->video_bitrate_peak = ctrl->value;
345 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
346 params->video_temporal_decimation = ctrl->value;
348 case V4L2_CID_MPEG_VIDEO_MUTE:
349 params->video_mute = (ctrl->value != 0);
351 case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
352 params->video_mute_yuv = ctrl->value;
354 case V4L2_CID_MPEG_STREAM_TYPE:
357 params->stream_type = ctrl->value;
358 params->video_encoding =
359 (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
360 params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
361 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
362 V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
363 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
364 /* MPEG-1 implies CBR */
365 params->video_bitrate_mode =
366 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
368 case V4L2_CID_MPEG_STREAM_VBI_FMT:
369 params->stream_vbi_fmt = ctrl->value;
371 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
372 params->video_spatial_filter_mode = ctrl->value;
374 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
375 params->video_spatial_filter = ctrl->value;
377 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
378 params->video_luma_spatial_filter_type = ctrl->value;
380 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
381 params->video_chroma_spatial_filter_type = ctrl->value;
383 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
384 params->video_temporal_filter_mode = ctrl->value;
386 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
387 params->video_temporal_filter = ctrl->value;
389 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
390 params->video_median_filter_type = ctrl->value;
392 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
393 params->video_luma_median_filter_top = ctrl->value;
395 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
396 params->video_luma_median_filter_bottom = ctrl->value;
398 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
399 params->video_chroma_median_filter_top = ctrl->value;
401 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
402 params->video_chroma_median_filter_bottom = ctrl->value;
404 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
405 params->stream_insert_nav_packets = ctrl->value;
413 static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
414 s32 min, s32 max, s32 step, s32 def)
421 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
422 name = "Spatial Filter Mode";
424 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
425 name = "Spatial Filter";
427 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
428 name = "Spatial Luma Filter Type";
430 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
431 name = "Spatial Chroma Filter Type";
433 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
434 name = "Temporal Filter Mode";
436 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
437 name = "Temporal Filter";
439 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
440 name = "Median Filter Type";
442 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
443 name = "Median Luma Filter Maximum";
445 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
446 name = "Median Luma Filter Minimum";
448 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
449 name = "Median Chroma Filter Maximum";
451 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
452 name = "Median Chroma Filter Minimum";
454 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
455 name = "Insert Navigation Packets";
459 return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
462 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
463 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
464 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
465 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
466 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
467 qctrl->type = V4L2_CTRL_TYPE_MENU;
471 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
472 qctrl->type = V4L2_CTRL_TYPE_BOOLEAN;
478 qctrl->type = V4L2_CTRL_TYPE_INTEGER;
482 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
483 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
484 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
485 qctrl->flags |= V4L2_CTRL_FLAG_UPDATE;
488 qctrl->minimum = min;
489 qctrl->maximum = max;
491 qctrl->default_value = def;
492 qctrl->reserved[0] = qctrl->reserved[1] = 0;
493 snprintf(qctrl->name, sizeof(qctrl->name), name);
497 int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
498 struct v4l2_queryctrl *qctrl)
503 case V4L2_CID_MPEG_CLASS:
504 return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
505 case V4L2_CID_MPEG_STREAM_TYPE:
506 return v4l2_ctrl_query_fill(qctrl,
507 V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
508 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1,
509 V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
511 case V4L2_CID_MPEG_STREAM_VBI_FMT:
512 if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
513 return v4l2_ctrl_query_fill(qctrl,
514 V4L2_MPEG_STREAM_VBI_FMT_NONE,
515 V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1,
516 V4L2_MPEG_STREAM_VBI_FMT_NONE);
517 return cx2341x_ctrl_query_fill(qctrl,
518 V4L2_MPEG_STREAM_VBI_FMT_NONE,
519 V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
520 default_params.stream_vbi_fmt);
522 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
523 return v4l2_ctrl_query_fill(qctrl,
524 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100,
525 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1,
526 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
528 case V4L2_CID_MPEG_AUDIO_ENCODING:
529 if (params->capabilities & CX2341X_CAP_HAS_AC3) {
531 * The state of L2 & AC3 bitrate controls can change
532 * when this control changes, but v4l2_ctrl_query_fill()
533 * already sets V4L2_CTRL_FLAG_UPDATE for
534 * V4L2_CID_MPEG_AUDIO_ENCODING, so we don't here.
536 return v4l2_ctrl_query_fill(qctrl,
537 V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
538 V4L2_MPEG_AUDIO_ENCODING_AC3, 1,
539 default_params.audio_encoding);
542 return v4l2_ctrl_query_fill(qctrl,
543 V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
544 V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
545 default_params.audio_encoding);
547 case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
548 err = v4l2_ctrl_query_fill(qctrl,
549 V4L2_MPEG_AUDIO_L2_BITRATE_192K,
550 V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
551 default_params.audio_l2_bitrate);
554 if (params->capabilities & CX2341X_CAP_HAS_AC3 &&
555 params->audio_encoding != V4L2_MPEG_AUDIO_ENCODING_LAYER_2)
556 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
559 case V4L2_CID_MPEG_AUDIO_MODE:
560 return v4l2_ctrl_query_fill(qctrl,
561 V4L2_MPEG_AUDIO_MODE_STEREO,
562 V4L2_MPEG_AUDIO_MODE_MONO, 1,
563 V4L2_MPEG_AUDIO_MODE_STEREO);
565 case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
566 err = v4l2_ctrl_query_fill(qctrl,
567 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
568 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1,
569 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
571 params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
572 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
575 case V4L2_CID_MPEG_AUDIO_EMPHASIS:
576 return v4l2_ctrl_query_fill(qctrl,
577 V4L2_MPEG_AUDIO_EMPHASIS_NONE,
578 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1,
579 V4L2_MPEG_AUDIO_EMPHASIS_NONE);
581 case V4L2_CID_MPEG_AUDIO_CRC:
582 return v4l2_ctrl_query_fill(qctrl,
583 V4L2_MPEG_AUDIO_CRC_NONE,
584 V4L2_MPEG_AUDIO_CRC_CRC16, 1,
585 V4L2_MPEG_AUDIO_CRC_NONE);
587 case V4L2_CID_MPEG_AUDIO_MUTE:
588 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
590 case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
591 err = v4l2_ctrl_query_fill(qctrl,
592 V4L2_MPEG_AUDIO_AC3_BITRATE_48K,
593 V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 1,
594 default_params.audio_ac3_bitrate);
597 if (params->capabilities & CX2341X_CAP_HAS_AC3) {
598 if (params->audio_encoding !=
599 V4L2_MPEG_AUDIO_ENCODING_AC3)
600 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
602 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
605 case V4L2_CID_MPEG_VIDEO_ENCODING:
606 /* this setting is read-only for the cx2341x since the
607 V4L2_CID_MPEG_STREAM_TYPE really determines the
609 err = v4l2_ctrl_query_fill(qctrl,
610 V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
611 V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
612 V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
614 qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
617 case V4L2_CID_MPEG_VIDEO_ASPECT:
618 return v4l2_ctrl_query_fill(qctrl,
619 V4L2_MPEG_VIDEO_ASPECT_1x1,
620 V4L2_MPEG_VIDEO_ASPECT_221x100, 1,
621 V4L2_MPEG_VIDEO_ASPECT_4x3);
623 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
624 return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2);
626 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
627 return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
628 params->is_50hz ? 12 : 15);
630 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
631 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
633 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
634 err = v4l2_ctrl_query_fill(qctrl,
635 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
636 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1,
637 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
639 params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
640 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
643 case V4L2_CID_MPEG_VIDEO_BITRATE:
644 return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000);
646 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
647 err = v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
649 params->video_bitrate_mode ==
650 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
651 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
654 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
655 return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
657 case V4L2_CID_MPEG_VIDEO_MUTE:
658 return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
660 case V4L2_CID_MPEG_VIDEO_MUTE_YUV: /* Init YUV (really YCbCr) to black */
661 return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080);
663 /* CX23415/6 specific */
664 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
665 return cx2341x_ctrl_query_fill(qctrl,
666 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
667 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
668 default_params.video_spatial_filter_mode);
670 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
671 cx2341x_ctrl_query_fill(qctrl, 0, 15, 1,
672 default_params.video_spatial_filter);
673 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
674 if (params->video_spatial_filter_mode ==
675 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
676 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
679 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
680 cx2341x_ctrl_query_fill(qctrl,
681 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
682 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
684 default_params.video_luma_spatial_filter_type);
685 if (params->video_spatial_filter_mode ==
686 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
687 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
690 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
691 cx2341x_ctrl_query_fill(qctrl,
692 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
693 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
695 default_params.video_chroma_spatial_filter_type);
696 if (params->video_spatial_filter_mode ==
697 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
698 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
701 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
702 return cx2341x_ctrl_query_fill(qctrl,
703 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
704 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
705 default_params.video_temporal_filter_mode);
707 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
708 cx2341x_ctrl_query_fill(qctrl, 0, 31, 1,
709 default_params.video_temporal_filter);
710 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
711 if (params->video_temporal_filter_mode ==
712 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
713 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
716 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
717 return cx2341x_ctrl_query_fill(qctrl,
718 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
719 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
720 default_params.video_median_filter_type);
722 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
723 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
724 default_params.video_luma_median_filter_top);
725 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
726 if (params->video_median_filter_type ==
727 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
728 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
731 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
732 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
733 default_params.video_luma_median_filter_bottom);
734 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
735 if (params->video_median_filter_type ==
736 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
737 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
740 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
741 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
742 default_params.video_chroma_median_filter_top);
743 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
744 if (params->video_median_filter_type ==
745 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
746 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
749 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
750 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
751 default_params.video_chroma_median_filter_bottom);
752 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
753 if (params->video_median_filter_type ==
754 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
755 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
758 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
759 return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
760 default_params.stream_insert_nav_packets);
767 EXPORT_SYMBOL(cx2341x_ctrl_query);
769 const char **cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
771 static const char *mpeg_stream_type_without_ts[] = {
772 "MPEG-2 Program Stream",
774 "MPEG-1 System Stream",
775 "MPEG-2 DVD-compatible Stream",
776 "MPEG-1 VCD-compatible Stream",
777 "MPEG-2 SVCD-compatible Stream",
781 static const char *mpeg_stream_type_with_ts[] = {
782 "MPEG-2 Program Stream",
783 "MPEG-2 Transport Stream",
784 "MPEG-1 System Stream",
785 "MPEG-2 DVD-compatible Stream",
786 "MPEG-1 VCD-compatible Stream",
787 "MPEG-2 SVCD-compatible Stream",
791 static const char *mpeg_audio_encoding_l2_ac3[] = {
800 static const char *cx2341x_video_spatial_filter_mode_menu[] = {
806 static const char *cx2341x_video_luma_spatial_filter_type_menu[] = {
811 "2D Symmetric non-separable",
815 static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = {
821 static const char *cx2341x_video_temporal_filter_mode_menu[] = {
827 static const char *cx2341x_video_median_filter_type_menu[] = {
831 "Horizontal/Vertical",
837 case V4L2_CID_MPEG_STREAM_TYPE:
838 return (p->capabilities & CX2341X_CAP_HAS_TS) ?
839 mpeg_stream_type_with_ts : mpeg_stream_type_without_ts;
840 case V4L2_CID_MPEG_AUDIO_ENCODING:
841 return (p->capabilities & CX2341X_CAP_HAS_AC3) ?
842 mpeg_audio_encoding_l2_ac3 : v4l2_ctrl_get_menu(id);
843 case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
844 case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
846 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
847 return cx2341x_video_spatial_filter_mode_menu;
848 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
849 return cx2341x_video_luma_spatial_filter_type_menu;
850 case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
851 return cx2341x_video_chroma_spatial_filter_type_menu;
852 case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
853 return cx2341x_video_temporal_filter_mode_menu;
854 case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
855 return cx2341x_video_median_filter_type_menu;
857 return v4l2_ctrl_get_menu(id);
860 EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
862 /* definitions for audio properties bits 29-28 */
863 #define CX2341X_AUDIO_ENCODING_METHOD_MPEG 0
864 #define CX2341X_AUDIO_ENCODING_METHOD_AC3 1
865 #define CX2341X_AUDIO_ENCODING_METHOD_LPCM 2
867 static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params)
869 params->audio_properties =
870 (params->audio_sampling_freq << 0) |
871 (params->audio_mode << 8) |
872 (params->audio_mode_extension << 10) |
873 (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
874 ? 3 : params->audio_emphasis) << 12) |
875 (params->audio_crc << 14);
877 if ((params->capabilities & CX2341X_CAP_HAS_AC3) &&
878 params->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) {
879 params->audio_properties |=
880 /* Not sure if this MPEG Layer II setting is required */
881 ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
882 (params->audio_ac3_bitrate << 4) |
883 (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
885 /* Assuming MPEG Layer II */
886 params->audio_properties |=
887 ((3 - params->audio_encoding) << 2) |
888 ((1 + params->audio_l2_bitrate) << 4);
892 int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
893 struct v4l2_ext_controls *ctrls, unsigned int cmd)
898 if (cmd == VIDIOC_G_EXT_CTRLS) {
899 for (i = 0; i < ctrls->count; i++) {
900 struct v4l2_ext_control *ctrl = ctrls->controls + i;
902 err = cx2341x_get_ctrl(params, ctrl);
904 ctrls->error_idx = i;
910 for (i = 0; i < ctrls->count; i++) {
911 struct v4l2_ext_control *ctrl = ctrls->controls + i;
912 struct v4l2_queryctrl qctrl;
913 const char **menu_items = NULL;
916 err = cx2341x_ctrl_query(params, &qctrl);
919 if (qctrl.type == V4L2_CTRL_TYPE_MENU)
920 menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
921 err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
924 err = cx2341x_set_ctrl(params, busy, ctrl);
929 params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
930 params->video_bitrate_peak < params->video_bitrate) {
932 ctrls->error_idx = ctrls->count;
935 ctrls->error_idx = i;
937 cx2341x_calc_audio_properties(params);
940 EXPORT_SYMBOL(cx2341x_ext_ctrls);
942 void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
945 cx2341x_calc_audio_properties(p);
947 EXPORT_SYMBOL(cx2341x_fill_defaults);
949 static int cx2341x_api(void *priv, cx2341x_mbox_func func,
950 u32 cmd, int args, ...)
952 u32 data[CX2341X_MBOX_MAX_DATA];
956 va_start(vargs, args);
958 for (i = 0; i < args; i++)
959 data[i] = va_arg(vargs, int);
961 return func(priv, cmd, args, 0, data);
964 #define NEQ(field) (old->field != new->field)
966 int cx2341x_update(void *priv, cx2341x_mbox_func func,
967 const struct cx2341x_mpeg_params *old,
968 const struct cx2341x_mpeg_params *new)
970 static int mpeg_stream_type[] = {
980 int force = (old == NULL);
981 u16 temporal = new->video_temporal_filter;
983 cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
985 if (force || NEQ(is_50hz)) {
986 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1,
991 if (force || NEQ(width) || NEQ(height) || NEQ(video_encoding)) {
995 if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
999 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2,
1001 if (err) return err;
1003 if (force || NEQ(stream_type)) {
1004 err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1,
1005 mpeg_stream_type[new->stream_type]);
1006 if (err) return err;
1008 if (force || NEQ(video_aspect)) {
1009 err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1,
1010 1 + new->video_aspect);
1011 if (err) return err;
1013 if (force || NEQ(video_b_frames) || NEQ(video_gop_size)) {
1014 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1015 new->video_gop_size, new->video_b_frames + 1);
1016 if (err) return err;
1018 if (force || NEQ(video_gop_closure)) {
1019 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1,
1020 new->video_gop_closure);
1021 if (err) return err;
1023 if (force || NEQ(audio_properties)) {
1024 err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES,
1025 1, new->audio_properties);
1026 if (err) return err;
1028 if (force || NEQ(audio_mute)) {
1029 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_AUDIO, 1,
1031 if (err) return err;
1033 if (force || NEQ(video_bitrate_mode) || NEQ(video_bitrate) ||
1034 NEQ(video_bitrate_peak)) {
1035 err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
1036 new->video_bitrate_mode, new->video_bitrate,
1037 new->video_bitrate_peak / 400, 0, 0);
1038 if (err) return err;
1040 if (force || NEQ(video_spatial_filter_mode) ||
1041 NEQ(video_temporal_filter_mode) ||
1042 NEQ(video_median_filter_type)) {
1043 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE,
1044 2, new->video_spatial_filter_mode |
1045 (new->video_temporal_filter_mode << 1),
1046 new->video_median_filter_type);
1047 if (err) return err;
1049 if (force || NEQ(video_luma_median_filter_bottom) ||
1050 NEQ(video_luma_median_filter_top) ||
1051 NEQ(video_chroma_median_filter_bottom) ||
1052 NEQ(video_chroma_median_filter_top)) {
1053 err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
1054 new->video_luma_median_filter_bottom,
1055 new->video_luma_median_filter_top,
1056 new->video_chroma_median_filter_bottom,
1057 new->video_chroma_median_filter_top);
1058 if (err) return err;
1060 if (force || NEQ(video_luma_spatial_filter_type) ||
1061 NEQ(video_chroma_spatial_filter_type)) {
1062 err = cx2341x_api(priv, func,
1063 CX2341X_ENC_SET_SPATIAL_FILTER_TYPE,
1064 2, new->video_luma_spatial_filter_type,
1065 new->video_chroma_spatial_filter_type);
1066 if (err) return err;
1068 if (force || NEQ(video_spatial_filter) ||
1069 old->video_temporal_filter != temporal) {
1070 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS,
1071 2, new->video_spatial_filter, temporal);
1072 if (err) return err;
1074 if (force || NEQ(video_temporal_decimation)) {
1075 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE,
1076 1, new->video_temporal_decimation);
1077 if (err) return err;
1079 if (force || NEQ(video_mute) ||
1080 (new->video_mute && NEQ(video_mute_yuv))) {
1081 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_VIDEO, 1,
1082 new->video_mute | (new->video_mute_yuv << 8));
1083 if (err) return err;
1085 if (force || NEQ(stream_insert_nav_packets)) {
1086 err = cx2341x_api(priv, func, CX2341X_ENC_MISC, 2,
1087 7, new->stream_insert_nav_packets);
1088 if (err) return err;
1092 EXPORT_SYMBOL(cx2341x_update);
1094 static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
1096 const char **menu = cx2341x_ctrl_get_menu(p, id);
1097 struct v4l2_ext_control ctrl;
1102 if (cx2341x_get_ctrl(p, &ctrl))
1104 while (ctrl.value-- && *menu) menu++;
1113 void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
1115 int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
1118 printk(KERN_INFO "%s: Stream: %s",
1120 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
1121 if (p->stream_insert_nav_packets)
1122 printk(" (with navigation packets)");
1124 printk(KERN_INFO "%s: VBI Format: %s\n",
1126 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT));
1129 printk(KERN_INFO "%s: Video: %dx%d, %d fps%s\n",
1131 p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
1132 p->is_50hz ? 25 : 30,
1133 (p->video_mute) ? " (muted)" : "");
1134 printk(KERN_INFO "%s: Video: %s, %s, %s, %d",
1136 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
1137 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
1138 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
1140 if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
1141 printk(", Peak %d", p->video_bitrate_peak);
1144 "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure\n",
1146 p->video_gop_size, p->video_b_frames,
1147 p->video_gop_closure ? "" : "No ");
1148 if (p->video_temporal_decimation)
1149 printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
1150 prefix, p->video_temporal_decimation);
1153 printk(KERN_INFO "%s: Audio: %s, %s, %s, %s%s",
1155 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
1156 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
1157 cx2341x_menu_item(p,
1158 p->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3
1159 ? V4L2_CID_MPEG_AUDIO_AC3_BITRATE
1160 : V4L2_CID_MPEG_AUDIO_L2_BITRATE),
1161 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE),
1162 p->audio_mute ? " (muted)" : "");
1163 if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
1164 printk(", %s", cx2341x_menu_item(p,
1165 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
1166 printk(", %s, %s\n",
1167 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
1168 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
1170 /* Encoding filters */
1171 printk(KERN_INFO "%s: Spatial Filter: %s, Luma %s, Chroma %s, %d\n",
1173 cx2341x_menu_item(p,
1174 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
1175 cx2341x_menu_item(p,
1176 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
1177 cx2341x_menu_item(p,
1178 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
1179 p->video_spatial_filter);
1181 printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
1183 cx2341x_menu_item(p,
1184 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
1185 p->video_temporal_filter);
1187 "%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n",
1189 cx2341x_menu_item(p,
1190 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
1191 p->video_luma_median_filter_bottom,
1192 p->video_luma_median_filter_top,
1193 p->video_chroma_median_filter_bottom,
1194 p->video_chroma_median_filter_top);
1196 EXPORT_SYMBOL(cx2341x_log_status);