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   1 /*
   2  * cx2341x - generic code for cx23415/6 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/moduleparam.h>
  24 #include <linux/errno.h>
  25 #include <linux/kernel.h>
  26 #include <linux/init.h>
  27 #include <linux/types.h>
  28 #include <linux/videodev2.h>
  29 #include <linux/i2c.h>
  30
  31 #include <media/tuner.h>
  32 #include <media/cx2341x.h>
  33 #include <media/v4l2-common.h>
  34
  35 MODULE_DESCRIPTION("cx23415/6 driver");
  36 MODULE_AUTHOR("Hans Verkuil");
  37 MODULE_LICENSE("GPL");
  38
  39 static int debug = 0;
  40 module_param(debug, int, 0644);
  41 MODULE_PARM_DESC(debug, "Debug level (0-1)");
  42
  43 const u32 cx2341x_mpeg_ctrls[] = {
  44         V4L2_CID_MPEG_CLASS,
  45         V4L2_CID_MPEG_STREAM_TYPE,
  46         V4L2_CID_MPEG_STREAM_VBI_FMT,
  47         V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
  48         V4L2_CID_MPEG_AUDIO_ENCODING,
  49         V4L2_CID_MPEG_AUDIO_L2_BITRATE,
  50         V4L2_CID_MPEG_AUDIO_MODE,
  51         V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
  52         V4L2_CID_MPEG_AUDIO_EMPHASIS,
  53         V4L2_CID_MPEG_AUDIO_CRC,
  54         V4L2_CID_MPEG_VIDEO_ENCODING,
  55         V4L2_CID_MPEG_VIDEO_ASPECT,
  56         V4L2_CID_MPEG_VIDEO_B_FRAMES,
  57         V4L2_CID_MPEG_VIDEO_GOP_SIZE,
  58         V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
  59         V4L2_CID_MPEG_VIDEO_PULLDOWN,
  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_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
  65         V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
  66         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
  67         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
  68         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
  69         V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
  70         V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
  71         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
  72         V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
  73         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
  74         V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
  75         0
  76 };
  77
  78
  79 /* Map the control ID to the correct field in the cx2341x_mpeg_params
  80    struct. Return -EINVAL if the ID is unknown, else return 0. */
  81 static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params,
  82                 struct v4l2_ext_control *ctrl)
  83 {
  84         switch (ctrl->id) {
  85         case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
  86                 ctrl->value = params->audio_sampling_freq;
  87                 break;
  88         case V4L2_CID_MPEG_AUDIO_ENCODING:
  89                 ctrl->value = params->audio_encoding;
  90                 break;
  91         case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
  92                 ctrl->value = params->audio_l2_bitrate;
  93                 break;
  94         case V4L2_CID_MPEG_AUDIO_MODE:
  95                 ctrl->value = params->audio_mode;
  96                 break;
  97         case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
  98                 ctrl->value = params->audio_mode_extension;
  99                 break;
 100         case V4L2_CID_MPEG_AUDIO_EMPHASIS:
 101                 ctrl->value = params->audio_emphasis;
 102                 break;
 103         case V4L2_CID_MPEG_AUDIO_CRC:
 104                 ctrl->value = params->audio_crc;
 105                 break;
 106         case V4L2_CID_MPEG_VIDEO_ENCODING:
 107                 ctrl->value = params->video_encoding;
 108                 break;
 109         case V4L2_CID_MPEG_VIDEO_ASPECT:
 110                 ctrl->value = params->video_aspect;
 111                 break;
 112         case V4L2_CID_MPEG_VIDEO_B_FRAMES:
 113                 ctrl->value = params->video_b_frames;
 114                 break;
 115         case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
 116                 ctrl->value = params->video_gop_size;
 117                 break;
 118         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
 119                 ctrl->value = params->video_gop_closure;
 120                 break;
 121         case V4L2_CID_MPEG_VIDEO_PULLDOWN:
 122                 ctrl->value = params->video_pulldown;
 123                 break;
 124         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
 125                 ctrl->value = params->video_bitrate_mode;
 126                 break;
 127         case V4L2_CID_MPEG_VIDEO_BITRATE:
 128                 ctrl->value = params->video_bitrate;
 129                 break;
 130         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 131                 ctrl->value = params->video_bitrate_peak;
 132                 break;
 133         case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
 134                 ctrl->value = params->video_temporal_decimation;
 135                 break;
 136         case V4L2_CID_MPEG_STREAM_TYPE:
 137                 ctrl->value = params->stream_type;
 138                 break;
 139         case V4L2_CID_MPEG_STREAM_VBI_FMT:
 140                 ctrl->value = params->stream_vbi_fmt;
 141                 break;
 142         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 143                 ctrl->value = params->video_spatial_filter_mode;
 144                 break;
 145         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 146                 ctrl->value = params->video_spatial_filter;
 147                 break;
 148         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 149                 ctrl->value = params->video_luma_spatial_filter_type;
 150                 break;
 151         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 152                 ctrl->value = params->video_chroma_spatial_filter_type;
 153                 break;
 154         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 155                 ctrl->value = params->video_temporal_filter_mode;
 156                 break;
 157         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 158                 ctrl->value = params->video_temporal_filter;
 159                 break;
 160         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 161                 ctrl->value = params->video_median_filter_type;
 162                 break;
 163         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 164                 ctrl->value = params->video_luma_median_filter_top;
 165                 break;
 166         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 167                 ctrl->value = params->video_luma_median_filter_bottom;
 168                 break;
 169         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 170                 ctrl->value = params->video_chroma_median_filter_top;
 171                 break;
 172         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 173                 ctrl->value = params->video_chroma_median_filter_bottom;
 174                 break;
 175         default:
 176                 return -EINVAL;
 177         }
 178         return 0;
 179 }
 180
 181 /* Map the control ID to the correct field in the cx2341x_mpeg_params
 182    struct. Return -EINVAL if the ID is unknown, else return 0. */
 183 static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params,
 184                 struct v4l2_ext_control *ctrl)
 185 {
 186         switch (ctrl->id) {
 187         case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
 188                 params->audio_sampling_freq = ctrl->value;
 189                 break;
 190         case V4L2_CID_MPEG_AUDIO_ENCODING:
 191                 params->audio_encoding = ctrl->value;
 192                 break;
 193         case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
 194                 params->audio_l2_bitrate = ctrl->value;
 195                 break;
 196         case V4L2_CID_MPEG_AUDIO_MODE:
 197                 params->audio_mode = ctrl->value;
 198                 break;
 199         case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
 200                 params->audio_mode_extension = ctrl->value;
 201                 break;
 202         case V4L2_CID_MPEG_AUDIO_EMPHASIS:
 203                 params->audio_emphasis = ctrl->value;
 204                 break;
 205         case V4L2_CID_MPEG_AUDIO_CRC:
 206                 params->audio_crc = ctrl->value;
 207                 break;
 208         case V4L2_CID_MPEG_VIDEO_ASPECT:
 209                 params->video_aspect = ctrl->value;
 210                 break;
 211         case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
 212                 int b = ctrl->value + 1;
 213                 int gop = params->video_gop_size;
 214                 params->video_b_frames = ctrl->value;
 215                 params->video_gop_size = b * ((gop + b - 1) / b);
 216                 /* Max GOP size = 34 */
 217                 while (params->video_gop_size > 34)
 218                         params->video_gop_size -= b;
 219                 break;
 220         }
 221         case V4L2_CID_MPEG_VIDEO_GOP_SIZE: {
 222                 int b = params->video_b_frames + 1;
 223                 int gop = ctrl->value;
 224                 params->video_gop_size = b * ((gop + b - 1) / b);
 225                 /* Max GOP size = 34 */
 226                 while (params->video_gop_size > 34)
 227                         params->video_gop_size -= b;
 228                 ctrl->value = params->video_gop_size;
 229                 break;
 230         }
 231         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
 232                 params->video_gop_closure = ctrl->value;
 233                 break;
 234         case V4L2_CID_MPEG_VIDEO_PULLDOWN:
 235                 params->video_pulldown = ctrl->value;
 236                 break;
 237         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
 238                 /* MPEG-1 only allows CBR */
 239                 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 &&
 240                     ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 241                         return -EINVAL;
 242                 params->video_bitrate_mode = ctrl->value;
 243                 break;
 244         case V4L2_CID_MPEG_VIDEO_BITRATE:
 245                 params->video_bitrate = ctrl->value;
 246                 break;
 247         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 248                 params->video_bitrate_peak = ctrl->value;
 249                 break;
 250         case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
 251                 params->video_temporal_decimation = ctrl->value;
 252                 break;
 253         case V4L2_CID_MPEG_STREAM_TYPE:
 254                 params->stream_type = ctrl->value;
 255                 params->video_encoding =
 256                         (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
 257                          params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
 258                         V4L2_MPEG_VIDEO_ENCODING_MPEG_1 : V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
 259                 if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
 260                         /* MPEG-1 implies CBR */
 261                         params->video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
 262                 }
 263                 break;
 264         case V4L2_CID_MPEG_STREAM_VBI_FMT:
 265                 params->stream_vbi_fmt = ctrl->value;
 266                 break;
 267         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 268                 params->video_spatial_filter_mode = ctrl->value;
 269                 break;
 270         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 271                 params->video_spatial_filter = ctrl->value;
 272                 break;
 273         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 274                 params->video_luma_spatial_filter_type = ctrl->value;
 275                 break;
 276         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 277                 params->video_chroma_spatial_filter_type = ctrl->value;
 278                 break;
 279         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 280                 params->video_temporal_filter_mode = ctrl->value;
 281                 break;
 282         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 283                 params->video_temporal_filter = ctrl->value;
 284                 break;
 285         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 286                 params->video_median_filter_type = ctrl->value;
 287                 break;
 288         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 289                 params->video_luma_median_filter_top = ctrl->value;
 290                 break;
 291         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 292                 params->video_luma_median_filter_bottom = ctrl->value;
 293                 break;
 294         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 295                 params->video_chroma_median_filter_top = ctrl->value;
 296                 break;
 297         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 298                 params->video_chroma_median_filter_bottom = ctrl->value;
 299                 break;
 300         default:
 301                 return -EINVAL;
 302         }
 303         return 0;
 304 }
 305
 306 static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def)
 307 {
 308         const char *name;
 309
 310         qctrl->flags = 0;
 311         switch (qctrl->id) {
 312         /* MPEG controls */
 313         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 314                 name = "Spatial Filter Mode";
 315                 break;
 316         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 317                 name = "Spatial Filter";
 318                 break;
 319         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 320                 name = "Spatial Luma Filter Type";
 321                 break;
 322         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 323                 name = "Spatial Chroma Filter Type";
 324                 break;
 325         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 326                 name = "Temporal Filter Mode";
 327                 break;
 328         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 329                 name = "Temporal Filter";
 330                 break;
 331         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 332                 name = "Median Filter Type";
 333                 break;
 334         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 335                 name = "Median Luma Filter Maximum";
 336                 break;
 337         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 338                 name = "Median Luma Filter Minimum";
 339                 break;
 340         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 341                 name = "Median Chroma Filter Maximum";
 342                 break;
 343         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 344                 name = "Median Chroma Filter Minimum";
 345                 break;
 346
 347         default:
 348                 return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
 349         }
 350         switch (qctrl->id) {
 351         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 352         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 353         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 354         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 355         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 356                 qctrl->type = V4L2_CTRL_TYPE_MENU;
 357                 min = 0;
 358                 step = 1;
 359                 break;
 360         default:
 361                 qctrl->type = V4L2_CTRL_TYPE_INTEGER;
 362                 break;
 363         }
 364         switch (qctrl->id) {
 365         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 366         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 367         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 368                 qctrl->flags |= V4L2_CTRL_FLAG_UPDATE;
 369                 break;
 370         }
 371         qctrl->minimum = min;
 372         qctrl->maximum = max;
 373         qctrl->step = step;
 374         qctrl->default_value = def;
 375         qctrl->reserved[0] = qctrl->reserved[1] = 0;
 376         snprintf(qctrl->name, sizeof(qctrl->name), name);
 377         return 0;
 378 }
 379
 380 int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params, struct v4l2_queryctrl *qctrl)
 381 {
 382         int err;
 383
 384         switch (qctrl->id) {
 385         case V4L2_CID_MPEG_AUDIO_ENCODING:
 386                 return v4l2_ctrl_query_fill(qctrl,
 387                                 V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
 388                                 V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
 389                                 V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
 390
 391         case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
 392                 return v4l2_ctrl_query_fill(qctrl,
 393                                 V4L2_MPEG_AUDIO_L2_BITRATE_192K,
 394                                 V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
 395                                 V4L2_MPEG_AUDIO_L2_BITRATE_224K);
 396
 397         case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
 398         case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
 399                 return -EINVAL;
 400
 401         case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
 402                 err = v4l2_ctrl_query_fill_std(qctrl);
 403                 if (err == 0 && params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
 404                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 405                 return err;
 406
 407         case V4L2_CID_MPEG_VIDEO_ENCODING:
 408                 /* this setting is read-only for the cx2341x since the
 409                    V4L2_CID_MPEG_STREAM_TYPE really determines the
 410                    MPEG-1/2 setting */
 411                 err = v4l2_ctrl_query_fill_std(qctrl);
 412                 if (err == 0)
 413                         qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
 414                 return err;
 415
 416         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
 417                 err = v4l2_ctrl_query_fill_std(qctrl);
 418                 if (err == 0 && params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
 419                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 420                 return err;
 421
 422         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 423                 err = v4l2_ctrl_query_fill_std(qctrl);
 424                 if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 425                         qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 426                 return err;
 427
 428         case V4L2_CID_MPEG_STREAM_VBI_FMT:
 429                 if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
 430                         return v4l2_ctrl_query_fill_std(qctrl);
 431                 return cx2341x_ctrl_query_fill(qctrl,
 432                                 V4L2_MPEG_STREAM_VBI_FMT_NONE,
 433                                 V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
 434                                 V4L2_MPEG_STREAM_VBI_FMT_NONE);
 435
 436         /* CX23415/6 specific */
 437         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 438                 return cx2341x_ctrl_query_fill(qctrl,
 439                                 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
 440                                 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
 441                                 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
 442
 443         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
 444                 cx2341x_ctrl_query_fill(qctrl, 0, 15, 1, 0);
 445                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 446                 if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
 447                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 448                 return 0;
 449
 450         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 451                 cx2341x_ctrl_query_fill(qctrl,
 452                                 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
 453                                 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE, 1,
 454                                 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF);
 455                 if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
 456                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 457                 return 0;
 458
 459         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 460                 cx2341x_ctrl_query_fill(qctrl,
 461                                 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
 462                                 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR, 1,
 463                                 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF);
 464                 if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
 465                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 466                 return 0;
 467
 468         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 469                 return cx2341x_ctrl_query_fill(qctrl,
 470                                 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
 471                                 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
 472                                 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
 473
 474         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
 475                 cx2341x_ctrl_query_fill(qctrl, 0, 31, 1, 0);
 476                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 477                 if (params->video_temporal_filter_mode == V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
 478                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 479                 return 0;
 480
 481         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 482                 return cx2341x_ctrl_query_fill(qctrl,
 483                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
 484                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
 485                                 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
 486
 487         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
 488                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255);
 489                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 490                 if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 491                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 492                 return 0;
 493
 494         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
 495                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0);
 496                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 497                 if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 498                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 499                 return 0;
 500
 501         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
 502                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255);
 503                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 504                 if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 505                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 506                 return 0;
 507
 508         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
 509                 cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0);
 510                 qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
 511                 if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
 512                        qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
 513                 return 0;
 514
 515         default:
 516                 return v4l2_ctrl_query_fill_std(qctrl);
 517
 518         }
 519 }
 520
 521 const char **cx2341x_ctrl_get_menu(u32 id)
 522 {
 523         static const char *mpeg_stream_type[] = {
 524                 "MPEG-2 Program Stream",
 525                 "",
 526                 "MPEG-1 System Stream",
 527                 "MPEG-2 DVD-compatible Stream",
 528                 "MPEG-1 VCD-compatible Stream",
 529                 "MPEG-2 SVCD-compatible Stream",
 530                 NULL
 531         };
 532
 533         static const char *cx2341x_video_spatial_filter_mode_menu[] = {
 534                 "Manual",
 535                 "Auto",
 536                 NULL
 537         };
 538
 539         static const char *cx2341x_video_luma_spatial_filter_type_menu[] = {
 540                 "Off",
 541                 "1D Horizontal",
 542                 "1D Vertical",
 543                 "2D H/V Separable",
 544                 "2D Symmetric non-separable",
 545                 NULL
 546         };
 547
 548         static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = {
 549                 "Off",
 550                 "1D Horizontal",
 551                 NULL
 552         };
 553
 554         static const char *cx2341x_video_temporal_filter_mode_menu[] = {
 555                 "Manual",
 556                 "Auto",
 557                 NULL
 558         };
 559
 560         static const char *cx2341x_video_median_filter_type_menu[] = {
 561                 "Off",
 562                 "Horizontal",
 563                 "Vertical",
 564                 "Horizontal/Vertical",
 565                 "Diagonal",
 566                 NULL
 567         };
 568
 569         switch (id) {
 570         case V4L2_CID_MPEG_STREAM_TYPE:
 571                 return mpeg_stream_type;
 572         case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
 573         case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
 574                 return NULL;
 575         case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
 576                 return cx2341x_video_spatial_filter_mode_menu;
 577         case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
 578                 return cx2341x_video_luma_spatial_filter_type_menu;
 579         case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
 580                 return cx2341x_video_chroma_spatial_filter_type_menu;
 581         case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
 582                 return cx2341x_video_temporal_filter_mode_menu;
 583         case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
 584                 return cx2341x_video_median_filter_type_menu;
 585         default:
 586                 return v4l2_ctrl_get_menu(id);
 587         }
 588 }
 589
 590 static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params)
 591 {
 592         params->audio_properties = (params->audio_sampling_freq << 0) |
 593                 ((3 - params->audio_encoding) << 2) |
 594                 ((1 + params->audio_l2_bitrate) << 4) |
 595                 (params->audio_mode << 8) |
 596                 (params->audio_mode_extension << 10) |
 597                 (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17) ?
 598                   3 :
 599                   params->audio_emphasis) << 12) |
 600                 (params->audio_crc << 14);
 601 }
 602
 603 int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params,
 604                   struct v4l2_ext_controls *ctrls, unsigned int cmd)
 605 {
 606         int err = 0;
 607         int i;
 608
 609         if (cmd == VIDIOC_G_EXT_CTRLS) {
 610                 for (i = 0; i < ctrls->count; i++) {
 611                         struct v4l2_ext_control *ctrl = ctrls->controls + i;
 612
 613                         err = cx2341x_get_ctrl(params, ctrl);
 614                         if (err) {
 615                                 ctrls->error_idx = i;
 616                                 break;
 617                         }
 618                 }
 619                 return err;
 620         }
 621         for (i = 0; i < ctrls->count; i++) {
 622                 struct v4l2_ext_control *ctrl = ctrls->controls + i;
 623                 struct v4l2_queryctrl qctrl;
 624                 const char **menu_items = NULL;
 625
 626                 qctrl.id = ctrl->id;
 627                 err = cx2341x_ctrl_query(params, &qctrl);
 628                 if (err)
 629                         break;
 630                 if (qctrl.type == V4L2_CTRL_TYPE_MENU)
 631                         menu_items = cx2341x_ctrl_get_menu(qctrl.id);
 632                 err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
 633                 if (err)
 634                         break;
 635                 err = cx2341x_set_ctrl(params, ctrl);
 636                 if (err)
 637                         break;
 638         }
 639         if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
 640                         params->video_bitrate_peak < params->video_bitrate) {
 641                 err = -ERANGE;
 642                 ctrls->error_idx = ctrls->count;
 643         }
 644         if (err) {
 645                 ctrls->error_idx = i;
 646         }
 647         else {
 648                 cx2341x_calc_audio_properties(params);
 649         }
 650         return err;
 651 }
 652
 653 void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
 654 {
 655         static struct cx2341x_mpeg_params default_params = {
 656         /* misc */
 657         .capabilities = 0,
 658         .port = CX2341X_PORT_MEMORY,
 659         .width = 720,
 660         .height = 480,
 661         .is_50hz = 0,
 662
 663         /* stream */
 664         .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
 665         .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
 666
 667         /* audio */
 668         .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
 669         .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
 670         .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
 671         .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
 672         .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
 673         .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
 674         .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
 675
 676         /* video */
 677         .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
 678         .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
 679         .video_b_frames = 2,
 680         .video_gop_size = 12,
 681         .video_gop_closure = 1,
 682         .video_pulldown = 0,
 683         .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
 684         .video_bitrate = 6000000,
 685         .video_bitrate_peak = 8000000,
 686         .video_temporal_decimation = 0,
 687
 688         /* encoding filters */
 689         .video_spatial_filter_mode = V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
 690         .video_spatial_filter = 0,
 691         .video_luma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
 692         .video_chroma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
 693         .video_temporal_filter_mode = V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
 694         .video_temporal_filter = 0,
 695         .video_median_filter_type = V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
 696         .video_luma_median_filter_top = 255,
 697         .video_luma_median_filter_bottom = 0,
 698         .video_chroma_median_filter_top = 255,
 699         .video_chroma_median_filter_bottom = 0,
 700         };
 701
 702         *p = default_params;
 703         cx2341x_calc_audio_properties(p);
 704 }
 705
 706 static int cx2341x_api(void *priv, cx2341x_mbox_func func, int cmd, int args, ...)
 707 {
 708         u32 data[CX2341X_MBOX_MAX_DATA];
 709         va_list vargs;
 710         int i;
 711
 712         va_start(vargs, args);
 713
 714         for (i = 0; i < args; i++) {
 715                 data[i] = va_arg(vargs, int);
 716         }
 717         va_end(vargs);
 718         return func(priv, cmd, args, 0, data);
 719 }
 720
 721 int cx2341x_update(void *priv, cx2341x_mbox_func func,
 722                 const struct cx2341x_mpeg_params *old, const struct cx2341x_mpeg_params *new)
 723 {
 724         static int mpeg_stream_type[] = {
 725                 0,      /* MPEG-2 PS */
 726                 1,      /* MPEG-2 TS */
 727                 2,      /* MPEG-1 SS */
 728                 14,     /* DVD */
 729                 11,     /* VCD */
 730                 12,     /* SVCD */
 731         };
 732
 733         int err = 0;
 734
 735         cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
 736
 737         if (old == NULL || old->is_50hz != new->is_50hz) {
 738                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1, new->is_50hz);
 739                 if (err) return err;
 740         }
 741
 742         if (old == NULL || old->width != new->width || old->height != new->height ||
 743                         old->video_encoding != new->video_encoding) {
 744                 u16 w = new->width;
 745                 u16 h = new->height;
 746
 747                 if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
 748                         w /= 2;
 749                         h /= 2;
 750                 }
 751                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w);
 752                 if (err) return err;
 753         }
 754
 755         if (old == NULL || old->stream_type != new->stream_type) {
 756                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[new->stream_type]);
 757                 if (err) return err;
 758         }
 759         if (old == NULL || old->video_aspect != new->video_aspect) {
 760                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1, 1 + new->video_aspect);
 761                 if (err) return err;
 762         }
 763         if (old == NULL || old->video_b_frames != new->video_b_frames ||
 764                 old->video_gop_size != new->video_gop_size) {
 765                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
 766                                 new->video_gop_size, new->video_b_frames + 1);
 767                 if (err) return err;
 768         }
 769         if (old == NULL || old->video_gop_closure != new->video_gop_closure) {
 770                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1, new->video_gop_closure);
 771                 if (err) return err;
 772         }
 773         if (old == NULL || old->video_pulldown != new->video_pulldown) {
 774                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_3_2_PULLDOWN, 1, new->video_pulldown);
 775                 if (err) return err;
 776         }
 777         if (old == NULL || old->audio_properties != new->audio_properties) {
 778                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, new->audio_properties);
 779                 if (err) return err;
 780         }
 781         if (old == NULL || old->video_bitrate_mode != new->video_bitrate_mode ||
 782                 old->video_bitrate != new->video_bitrate ||
 783                 old->video_bitrate_peak != new->video_bitrate_peak) {
 784                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
 785                                 new->video_bitrate_mode, new->video_bitrate,
 786                                 new->video_bitrate_peak / 400, 0, 0);
 787                 if (err) return err;
 788         }
 789         if (old == NULL || old->video_spatial_filter_mode != new->video_spatial_filter_mode ||
 790                 old->video_temporal_filter_mode != new->video_temporal_filter_mode ||
 791                 old->video_median_filter_type != new->video_median_filter_type) {
 792                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
 793                                 new->video_spatial_filter_mode | (new->video_temporal_filter_mode << 1),
 794                                 new->video_median_filter_type);
 795                 if (err) return err;
 796         }
 797         if (old == NULL ||
 798                 old->video_luma_median_filter_bottom != new->video_luma_median_filter_bottom ||
 799                 old->video_luma_median_filter_top != new->video_luma_median_filter_top ||
 800                 old->video_chroma_median_filter_bottom != new->video_chroma_median_filter_bottom ||
 801                 old->video_chroma_median_filter_top != new->video_chroma_median_filter_top) {
 802                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
 803                                 new->video_luma_median_filter_bottom,
 804                                 new->video_luma_median_filter_top,
 805                                 new->video_chroma_median_filter_bottom,
 806                                 new->video_chroma_median_filter_top);
 807                 if (err) return err;
 808         }
 809         if (old == NULL ||
 810                 old->video_luma_spatial_filter_type != new->video_luma_spatial_filter_type ||
 811                 old->video_chroma_spatial_filter_type != new->video_chroma_spatial_filter_type) {
 812                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
 813                         new->video_luma_spatial_filter_type, new->video_chroma_spatial_filter_type);
 814                 if (err) return err;
 815         }
 816         if (old == NULL ||
 817                 old->video_spatial_filter != new->video_spatial_filter ||
 818                 old->video_temporal_filter != new->video_temporal_filter) {
 819                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2,
 820                         new->video_spatial_filter, new->video_temporal_filter);
 821                 if (err) return err;
 822         }
 823         if (old == NULL || old->video_temporal_decimation != new->video_temporal_decimation) {
 824                 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE, 1,
 825                         new->video_temporal_decimation);
 826                 if (err) return err;
 827         }
 828         return 0;
 829 }
 830
 831 static const char *cx2341x_menu_item(struct cx2341x_mpeg_params *p, u32 id)
 832 {
 833         const char **menu = cx2341x_ctrl_get_menu(id);
 834         struct v4l2_ext_control ctrl;
 835
 836         if (menu == NULL)
 837                 goto invalid;
 838         ctrl.id = id;
 839         if (cx2341x_get_ctrl(p, &ctrl))
 840                 goto invalid;
 841         while (ctrl.value-- && *menu) menu++;
 842         if (*menu == NULL)
 843                 goto invalid;
 844         return *menu;
 845
 846 invalid:
 847         return "<invalid>";
 848 }
 849
 850 void cx2341x_log_status(struct cx2341x_mpeg_params *p, const char *prefix)
 851 {
 852         int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
 853
 854         /* Stream */
 855         printk(KERN_INFO "%s: Stream: %s\n",
 856                 prefix,
 857                 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
 858
 859         /* Video */
 860         printk(KERN_INFO "%s: Video:  %dx%d, %d fps\n",
 861                 prefix,
 862                 p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
 863                 p->is_50hz ? 25 : 30);
 864         printk(KERN_INFO "%s: Video:  %s, %s, %s, %d",
 865                 prefix,
 866                 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
 867                 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
 868                 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
 869                 p->video_bitrate);
 870         if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) {
 871                 printk(", Peak %d", p->video_bitrate_peak);
 872         }
 873         printk("\n");
 874         printk(KERN_INFO "%s: Video:  GOP Size %d, %d B-Frames, %sGOP Closure, %s3:2 Pulldown\n",
 875                 prefix,
 876                 p->video_gop_size, p->video_b_frames,
 877                 p->video_gop_closure ? "" : "No ",
 878                 p->video_pulldown ? "" : "No ");
 879         if (p->video_temporal_decimation) {
 880                 printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
 881                         prefix, p->video_temporal_decimation);
 882         }
 883
 884         /* Audio */
 885         printk(KERN_INFO "%s: Audio:  %s, %s, %s, %s",
 886                 prefix,
 887                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
 888                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
 889                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_L2_BITRATE),
 890                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE));
 891         if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO) {
 892                 printk(", %s",
 893                         cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
 894         }
 895         printk(", %s, %s\n",
 896                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
 897                 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
 898
 899         /* Encoding filters */
 900         printk(KERN_INFO "%s: Spatial Filter:  %s, Luma %s, Chroma %s, %d\n",
 901                 prefix,
 902                 cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
 903                 cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
 904                 cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
 905                 p->video_spatial_filter);
 906         printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
 907                 prefix,
 908                 cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
 909                 p->video_temporal_filter);
 910         printk(KERN_INFO "%s: Median Filter:   %s, Luma [%d, %d], Chroma [%d, %d]\n",
 911                 prefix,
 912                 cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
 913                 p->video_luma_median_filter_bottom,
 914                 p->video_luma_median_filter_top,
 915                 p->video_chroma_median_filter_bottom,
 916                 p->video_chroma_median_filter_top);
 917 }
 918
 919 EXPORT_SYMBOL(cx2341x_fill_defaults);
 920 EXPORT_SYMBOL(cx2341x_ctrl_query);
 921 EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
 922 EXPORT_SYMBOL(cx2341x_ext_ctrls);
 923 EXPORT_SYMBOL(cx2341x_update);
 924 EXPORT_SYMBOL(cx2341x_log_status);
 925 EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
 926
 927 /*
 928  * Local variables:
 929  * c-basic-offset: 8
 930  * End:
 931  */
 932