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[media] pwc: precedence bug in pwc_init_controls()
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / media / video / cx2341x.c
blob103ef6bad2e2267685f13b296d3012b9d447aa29
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/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 int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
935 struct v4l2_ext_controls *ctrls, unsigned int cmd)
936 {
937 int err = 0;
938 int i;
939
940 if (cmd == VIDIOC_G_EXT_CTRLS) {
941 for (i = 0; i < ctrls->count; i++) {
942 struct v4l2_ext_control *ctrl = ctrls->controls + i;
943
944 err = cx2341x_get_ctrl(params, ctrl);
945 if (err) {
946 ctrls->error_idx = i;
947 break;
948 }
949 }
950 return err;
951 }
952 for (i = 0; i < ctrls->count; i++) {
953 struct v4l2_ext_control *ctrl = ctrls->controls + i;
954 struct v4l2_queryctrl qctrl;
955 const char * const *menu_items = NULL;
956
957 qctrl.id = ctrl->id;
958 err = cx2341x_ctrl_query(params, &qctrl);
959 if (err)
960 break;
961 if (qctrl.type == V4L2_CTRL_TYPE_MENU)
962 menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
963 err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
964 if (err)
965 break;
966 err = cx2341x_set_ctrl(params, busy, ctrl);
967 if (err)
968 break;
969 }
970 if (err == 0 &&
971 params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
972 params->video_bitrate_peak < params->video_bitrate) {
973 err = -ERANGE;
974 ctrls->error_idx = ctrls->count;
975 }
976 if (err)
977 ctrls->error_idx = i;
978 else
979 cx2341x_calc_audio_properties(params);
980 return err;
981 }
982 EXPORT_SYMBOL(cx2341x_ext_ctrls);
983
984 void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
985 {
986 *p = default_params;
987 cx2341x_calc_audio_properties(p);
988 }
989 EXPORT_SYMBOL(cx2341x_fill_defaults);
990
991 static int cx2341x_api(void *priv, cx2341x_mbox_func func,
992 u32 cmd, int args, ...)
993 {
994 u32 data[CX2341X_MBOX_MAX_DATA];
995 va_list vargs;
996 int i;
997
998 va_start(vargs, args);
999
1000 for (i = 0; i < args; i++)
1001 data[i] = va_arg(vargs, int);
1002 va_end(vargs);
1003 return func(priv, cmd, args, 0, data);
1004 }
1005
1006 #define NEQ(field) (old->field != new->field)
1007
1008 int cx2341x_update(void *priv, cx2341x_mbox_func func,
1009 const struct cx2341x_mpeg_params *old,
1010 const struct cx2341x_mpeg_params *new)
1011 {
1012 static int mpeg_stream_type[] = {
1013 0, /* MPEG-2 PS */
1014 1, /* MPEG-2 TS */
1015 2, /* MPEG-1 SS */
1016 14, /* DVD */
1017 11, /* VCD */
1018 12, /* SVCD */
1019 };
1020
1021 int err = 0;
1022 int force = (old == NULL);
1023 u16 temporal = new->video_temporal_filter;
1024
1025 cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
1026
1027 if (force || NEQ(is_50hz)) {
1028 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1,
1029 new->is_50hz);
1030 if (err) return err;
1031 }
1032
1033 if (force || NEQ(width) || NEQ(height) || NEQ(video_encoding)) {
1034 u16 w = new->width;
1035 u16 h = new->height;
1036
1037 if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
1038 w /= 2;
1039 h /= 2;
1040 }
1041 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2,
1042 h, w);
1043 if (err) return err;
1044 }
1045 if (force || NEQ(stream_type)) {
1046 err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1,
1047 mpeg_stream_type[new->stream_type]);
1048 if (err) return err;
1049 }
1050 if (force || NEQ(video_aspect)) {
1051 err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1,
1052 1 + new->video_aspect);
1053 if (err) return err;
1054 }
1055 if (force || NEQ(video_b_frames) || NEQ(video_gop_size)) {
1056 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1057 new->video_gop_size, new->video_b_frames + 1);
1058 if (err) return err;
1059 }
1060 if (force || NEQ(video_gop_closure)) {
1061 err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1,
1062 new->video_gop_closure);
1063 if (err) return err;
1064 }
1065 if (force || NEQ(audio_properties)) {
1066 err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES,
1067 1, new->audio_properties);
1068 if (err) return err;
1069 }
1070 if (force || NEQ(audio_mute)) {
1071 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_AUDIO, 1,
1072 new->audio_mute);
1073 if (err) return err;
1074 }
1075 if (force || NEQ(video_bitrate_mode) || NEQ(video_bitrate) ||
1076 NEQ(video_bitrate_peak)) {
1077 err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
1078 new->video_bitrate_mode, new->video_bitrate,
1079 new->video_bitrate_peak / 400, 0, 0);
1080 if (err) return err;
1081 }
1082 if (force || NEQ(video_spatial_filter_mode) ||
1083 NEQ(video_temporal_filter_mode) ||
1084 NEQ(video_median_filter_type)) {
1085 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE,
1086 2, new->video_spatial_filter_mode |
1087 (new->video_temporal_filter_mode << 1),
1088 new->video_median_filter_type);
1089 if (err) return err;
1090 }
1091 if (force || NEQ(video_luma_median_filter_bottom) ||
1092 NEQ(video_luma_median_filter_top) ||
1093 NEQ(video_chroma_median_filter_bottom) ||
1094 NEQ(video_chroma_median_filter_top)) {
1095 err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
1096 new->video_luma_median_filter_bottom,
1097 new->video_luma_median_filter_top,
1098 new->video_chroma_median_filter_bottom,
1099 new->video_chroma_median_filter_top);
1100 if (err) return err;
1101 }
1102 if (force || NEQ(video_luma_spatial_filter_type) ||
1103 NEQ(video_chroma_spatial_filter_type)) {
1104 err = cx2341x_api(priv, func,
1105 CX2341X_ENC_SET_SPATIAL_FILTER_TYPE,
1106 2, new->video_luma_spatial_filter_type,
1107 new->video_chroma_spatial_filter_type);
1108 if (err) return err;
1109 }
1110 if (force || NEQ(video_spatial_filter) ||
1111 old->video_temporal_filter != temporal) {
1112 err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS,
1113 2, new->video_spatial_filter, temporal);
1114 if (err) return err;
1115 }
1116 if (force || NEQ(video_temporal_decimation)) {
1117 err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE,
1118 1, new->video_temporal_decimation);
1119 if (err) return err;
1120 }
1121 if (force || NEQ(video_mute) ||
1122 (new->video_mute && NEQ(video_mute_yuv))) {
1123 err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_VIDEO, 1,
1124 new->video_mute | (new->video_mute_yuv << 8));
1125 if (err) return err;
1126 }
1127 if (force || NEQ(stream_insert_nav_packets)) {
1128 err = cx2341x_api(priv, func, CX2341X_ENC_MISC, 2,
1129 7, new->stream_insert_nav_packets);
1130 if (err) return err;
1131 }
1132 return 0;
1133 }
1134 EXPORT_SYMBOL(cx2341x_update);
1135
1136 static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
1137 {
1138 const char * const *menu = cx2341x_ctrl_get_menu(p, id);
1139 struct v4l2_ext_control ctrl;
1140
1141 if (menu == NULL)
1142 goto invalid;
1143 ctrl.id = id;
1144 if (cx2341x_get_ctrl(p, &ctrl))
1145 goto invalid;
1146 while (ctrl.value-- && *menu) menu++;
1147 if (*menu == NULL)
1148 goto invalid;
1149 return *menu;
1150
1151 invalid:
1152 return "<invalid>";
1153 }
1154
1155 void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
1156 {
1157 int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
1158
1159 /* Stream */
1160 printk(KERN_INFO "%s: Stream: %s",
1161 prefix,
1162 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
1163 if (p->stream_insert_nav_packets)
1164 printk(" (with navigation packets)");
1165 printk("\n");
1166 printk(KERN_INFO "%s: VBI Format: %s\n",
1167 prefix,
1168 cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT));
1169
1170 /* Video */
1171 printk(KERN_INFO "%s: Video: %dx%d, %d fps%s\n",
1172 prefix,
1173 p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
1174 p->is_50hz ? 25 : 30,
1175 (p->video_mute) ? " (muted)" : "");
1176 printk(KERN_INFO "%s: Video: %s, %s, %s, %d",
1177 prefix,
1178 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
1179 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
1180 cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
1181 p->video_bitrate);
1182 if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
1183 printk(", Peak %d", p->video_bitrate_peak);
1184 printk("\n");
1185 printk(KERN_INFO
1186 "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure\n",
1187 prefix,
1188 p->video_gop_size, p->video_b_frames,
1189 p->video_gop_closure ? "" : "No ");
1190 if (p->video_temporal_decimation)
1191 printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
1192 prefix, p->video_temporal_decimation);
1193
1194 /* Audio */
1195 printk(KERN_INFO "%s: Audio: %s, %s, %s, %s%s",
1196 prefix,
1197 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
1198 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
1199 cx2341x_menu_item(p,
1200 p->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3
1201 ? V4L2_CID_MPEG_AUDIO_AC3_BITRATE
1202 : V4L2_CID_MPEG_AUDIO_L2_BITRATE),
1203 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE),
1204 p->audio_mute ? " (muted)" : "");
1205 if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
1206 printk(", %s", cx2341x_menu_item(p,
1207 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
1208 printk(", %s, %s\n",
1209 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
1210 cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
1211
1212 /* Encoding filters */
1213 printk(KERN_INFO "%s: Spatial Filter: %s, Luma %s, Chroma %s, %d\n",
1214 prefix,
1215 cx2341x_menu_item(p,
1216 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
1217 cx2341x_menu_item(p,
1218 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
1219 cx2341x_menu_item(p,
1220 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
1221 p->video_spatial_filter);
1222
1223 printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
1224 prefix,
1225 cx2341x_menu_item(p,
1226 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
1227 p->video_temporal_filter);
1228 printk(KERN_INFO
1229 "%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n",
1230 prefix,
1231 cx2341x_menu_item(p,
1232 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
1233 p->video_luma_median_filter_bottom,
1234 p->video_luma_median_filter_top,
1235 p->video_chroma_median_filter_bottom,
1236 p->video_chroma_median_filter_top);
1237 }
1238 EXPORT_SYMBOL(cx2341x_log_status);
1239
1240
1241
1242 /********************** NEW CODE *********************/
1243
1244 static inline struct cx2341x_handler *to_cxhdl(struct v4l2_ctrl *ctrl)
1245 {
1246 return container_of(ctrl->handler, struct cx2341x_handler, hdl);
1247 }
1248
1249 static int cx2341x_hdl_api(struct cx2341x_handler *hdl,
1250 u32 cmd, int args, ...)
1251 {
1252 u32 data[CX2341X_MBOX_MAX_DATA];
1253 va_list vargs;
1254 int i;
1255
1256 va_start(vargs, args);
1257
1258 for (i = 0; i < args; i++)
1259 data[i] = va_arg(vargs, int);
1260 va_end(vargs);
1261 return hdl->func(hdl->priv, cmd, args, 0, data);
1262 }
1263
1264 /* ctrl->handler->lock is held, so it is safe to access cur.val */
1265 static inline int cx2341x_neq(struct v4l2_ctrl *ctrl)
1266 {
1267 return ctrl && ctrl->val != ctrl->cur.val;
1268 }
1269
1270 static int cx2341x_try_ctrl(struct v4l2_ctrl *ctrl)
1271 {
1272 struct cx2341x_handler *hdl = to_cxhdl(ctrl);
1273 s32 val = ctrl->val;
1274
1275 switch (ctrl->id) {
1276 case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
1277 /* video gop cluster */
1278 int b = val + 1;
1279 int gop = hdl->video_gop_size->val;
1280
1281 gop = b * ((gop + b - 1) / b);
1282
1283 /* Max GOP size = 34 */
1284 while (gop > 34)
1285 gop -= b;
1286 hdl->video_gop_size->val = gop;
1287 break;
1288 }
1289
1290 case V4L2_CID_MPEG_STREAM_TYPE:
1291 /* stream type cluster */
1292 hdl->video_encoding->val =
1293 (hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
1294 hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
1295 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
1296 V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
1297 if (hdl->video_encoding->val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
1298 /* MPEG-1 implies CBR */
1299 hdl->video_bitrate_mode->val =
1300 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
1301 /* peak bitrate shall be >= normal bitrate */
1302 if (hdl->video_bitrate_mode->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
1303 hdl->video_bitrate_peak->val < hdl->video_bitrate->val)
1304 hdl->video_bitrate_peak->val = hdl->video_bitrate->val;
1305 break;
1306 }
1307 return 0;
1308 }
1309
1310 static int cx2341x_s_ctrl(struct v4l2_ctrl *ctrl)
1311 {
1312 static const int mpeg_stream_type[] = {
1313 0, /* MPEG-2 PS */
1314 1, /* MPEG-2 TS */
1315 2, /* MPEG-1 SS */
1316 14, /* DVD */
1317 11, /* VCD */
1318 12, /* SVCD */
1319 };
1320 struct cx2341x_handler *hdl = to_cxhdl(ctrl);
1321 s32 val = ctrl->val;
1322 u32 props;
1323 int err;
1324
1325 switch (ctrl->id) {
1326 case V4L2_CID_MPEG_STREAM_VBI_FMT:
1327 if (hdl->ops && hdl->ops->s_stream_vbi_fmt)
1328 return hdl->ops->s_stream_vbi_fmt(hdl, val);
1329 return 0;
1330
1331 case V4L2_CID_MPEG_VIDEO_ASPECT:
1332 return cx2341x_hdl_api(hdl,
1333 CX2341X_ENC_SET_ASPECT_RATIO, 1, val + 1);
1334
1335 case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1336 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_CLOSURE, 1, val);
1337
1338 case V4L2_CID_MPEG_AUDIO_MUTE:
1339 return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_AUDIO, 1, val);
1340
1341 case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
1342 return cx2341x_hdl_api(hdl,
1343 CX2341X_ENC_SET_FRAME_DROP_RATE, 1, val);
1344
1345 case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
1346 return cx2341x_hdl_api(hdl, CX2341X_ENC_MISC, 2, 7, val);
1347
1348 case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
1349 /* audio properties cluster */
1350 props = (hdl->audio_sampling_freq->val << 0) |
1351 (hdl->audio_mode->val << 8) |
1352 (hdl->audio_mode_extension->val << 10) |
1353 (hdl->audio_crc->val << 14);
1354 if (hdl->audio_emphasis->val == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
1355 props |= 3 << 12;
1356 else
1357 props |= hdl->audio_emphasis->val << 12;
1358
1359 if (hdl->audio_encoding->val == V4L2_MPEG_AUDIO_ENCODING_AC3) {
1360 props |=
1361 #if 1
1362 /* Not sure if this MPEG Layer II setting is required */
1363 ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
1364 #endif
1365 (hdl->audio_ac3_bitrate->val << 4) |
1366 (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
1367 } else {
1368 /* Assuming MPEG Layer II */
1369 props |=
1370 ((3 - hdl->audio_encoding->val) << 2) |
1371 ((1 + hdl->audio_l2_bitrate->val) << 4);
1372 }
1373 err = cx2341x_hdl_api(hdl,
1374 CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, props);
1375 if (err)
1376 return err;
1377
1378 hdl->audio_properties = props;
1379 if (hdl->audio_ac3_bitrate) {
1380 int is_ac3 = hdl->audio_encoding->val ==
1381 V4L2_MPEG_AUDIO_ENCODING_AC3;
1382
1383 v4l2_ctrl_activate(hdl->audio_ac3_bitrate, is_ac3);
1384 v4l2_ctrl_activate(hdl->audio_l2_bitrate, !is_ac3);
1385 }
1386 v4l2_ctrl_activate(hdl->audio_mode_extension,
1387 hdl->audio_mode->val == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO);
1388 if (cx2341x_neq(hdl->audio_sampling_freq) &&
1389 hdl->ops && hdl->ops->s_audio_sampling_freq)
1390 return hdl->ops->s_audio_sampling_freq(hdl, hdl->audio_sampling_freq->val);
1391 if (cx2341x_neq(hdl->audio_mode) &&
1392 hdl->ops && hdl->ops->s_audio_mode)
1393 return hdl->ops->s_audio_mode(hdl, hdl->audio_mode->val);
1394 return 0;
1395
1396 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1397 /* video gop cluster */
1398 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
1399 hdl->video_gop_size->val,
1400 hdl->video_b_frames->val + 1);
1401
1402 case V4L2_CID_MPEG_STREAM_TYPE:
1403 /* stream type cluster */
1404 err = cx2341x_hdl_api(hdl,
1405 CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[val]);
1406 if (err)
1407 return err;
1408
1409 err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_BIT_RATE, 5,
1410 hdl->video_bitrate_mode->val,
1411 hdl->video_bitrate->val,
1412 hdl->video_bitrate_peak->val / 400, 0, 0);
1413 if (err)
1414 return err;
1415
1416 v4l2_ctrl_activate(hdl->video_bitrate_mode,
1417 hdl->video_encoding->val != V4L2_MPEG_VIDEO_ENCODING_MPEG_1);
1418 v4l2_ctrl_activate(hdl->video_bitrate_peak,
1419 hdl->video_bitrate_mode->val != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
1420 if (cx2341x_neq(hdl->video_encoding) &&
1421 hdl->ops && hdl->ops->s_video_encoding)
1422 return hdl->ops->s_video_encoding(hdl, hdl->video_encoding->val);
1423 return 0;
1424
1425 case V4L2_CID_MPEG_VIDEO_MUTE:
1426 /* video mute cluster */
1427 return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_VIDEO, 1,
1428 hdl->video_mute->val |
1429 (hdl->video_mute_yuv->val << 8));
1430
1431 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: {
1432 int active_filter;
1433
1434 /* video filter mode */
1435 err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
1436 hdl->video_spatial_filter_mode->val |
1437 (hdl->video_temporal_filter_mode->val << 1),
1438 hdl->video_median_filter_type->val);
1439 if (err)
1440 return err;
1441
1442 active_filter = hdl->video_spatial_filter_mode->val !=
1443 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO;
1444 v4l2_ctrl_activate(hdl->video_spatial_filter, active_filter);
1445 v4l2_ctrl_activate(hdl->video_luma_spatial_filter_type, active_filter);
1446 v4l2_ctrl_activate(hdl->video_chroma_spatial_filter_type, active_filter);
1447 active_filter = hdl->video_temporal_filter_mode->val !=
1448 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO;
1449 v4l2_ctrl_activate(hdl->video_temporal_filter, active_filter);
1450 active_filter = hdl->video_median_filter_type->val !=
1451 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF;
1452 v4l2_ctrl_activate(hdl->video_luma_median_filter_bottom, active_filter);
1453 v4l2_ctrl_activate(hdl->video_luma_median_filter_top, active_filter);
1454 v4l2_ctrl_activate(hdl->video_chroma_median_filter_bottom, active_filter);
1455 v4l2_ctrl_activate(hdl->video_chroma_median_filter_top, active_filter);
1456 return 0;
1457 }
1458
1459 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
1460 /* video filter type cluster */
1461 return cx2341x_hdl_api(hdl,
1462 CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
1463 hdl->video_luma_spatial_filter_type->val,
1464 hdl->video_chroma_spatial_filter_type->val);
1465
1466 case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
1467 /* video filter cluster */
1468 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2,
1469 hdl->video_spatial_filter->val,
1470 hdl->video_temporal_filter->val);
1471
1472 case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
1473 /* video median cluster */
1474 return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_CORING_LEVELS, 4,
1475 hdl->video_luma_median_filter_bottom->val,
1476 hdl->video_luma_median_filter_top->val,
1477 hdl->video_chroma_median_filter_bottom->val,
1478 hdl->video_chroma_median_filter_top->val);
1479 }
1480 return -EINVAL;
1481 }
1482
1483 static const struct v4l2_ctrl_ops cx2341x_ops = {
1484 .try_ctrl = cx2341x_try_ctrl,
1485 .s_ctrl = cx2341x_s_ctrl,
1486 };
1487
1488 static struct v4l2_ctrl *cx2341x_ctrl_new_custom(struct v4l2_ctrl_handler *hdl,
1489 u32 id, s32 min, s32 max, s32 step, s32 def)
1490 {
1491 struct v4l2_ctrl_config cfg;
1492
1493 cx2341x_ctrl_fill(id, &cfg.name, &cfg.type, &min, &max, &step, &def, &cfg.flags);
1494 cfg.ops = &cx2341x_ops;
1495 cfg.id = id;
1496 cfg.min = min;
1497 cfg.max = max;
1498 cfg.def = def;
1499 if (cfg.type == V4L2_CTRL_TYPE_MENU) {
1500 cfg.step = 0;
1501 cfg.menu_skip_mask = step;
1502 cfg.qmenu = cx2341x_get_menu(id);
1503 } else {
1504 cfg.step = step;
1505 cfg.menu_skip_mask = 0;
1506 }
1507 return v4l2_ctrl_new_custom(hdl, &cfg, NULL);
1508 }
1509
1510 static struct v4l2_ctrl *cx2341x_ctrl_new_std(struct v4l2_ctrl_handler *hdl,
1511 u32 id, s32 min, s32 max, s32 step, s32 def)
1512 {
1513 return v4l2_ctrl_new_std(hdl, &cx2341x_ops, id, min, max, step, def);
1514 }
1515
1516 static struct v4l2_ctrl *cx2341x_ctrl_new_menu(struct v4l2_ctrl_handler *hdl,
1517 u32 id, s32 max, s32 mask, s32 def)
1518 {
1519 return v4l2_ctrl_new_std_menu(hdl, &cx2341x_ops, id, max, mask, def);
1520 }
1521
1522 int cx2341x_handler_init(struct cx2341x_handler *cxhdl,
1523 unsigned nr_of_controls_hint)
1524 {
1525 struct v4l2_ctrl_handler *hdl = &cxhdl->hdl;
1526 u32 caps = cxhdl->capabilities;
1527 int has_sliced_vbi = caps & CX2341X_CAP_HAS_SLICED_VBI;
1528 int has_ac3 = caps & CX2341X_CAP_HAS_AC3;
1529 int has_ts = caps & CX2341X_CAP_HAS_TS;
1530
1531 cxhdl->width = 720;
1532 cxhdl->height = 480;
1533
1534 v4l2_ctrl_handler_init(hdl, nr_of_controls_hint);
1535
1536 /* Add controls in ascending control ID order for fastest
1537 insertion time. */
1538 cxhdl->stream_type = cx2341x_ctrl_new_menu(hdl,
1539 V4L2_CID_MPEG_STREAM_TYPE,
1540 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, has_ts ? 0 : 2,
1541 V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
1542 cxhdl->stream_vbi_fmt = cx2341x_ctrl_new_menu(hdl,
1543 V4L2_CID_MPEG_STREAM_VBI_FMT,
1544 V4L2_MPEG_STREAM_VBI_FMT_IVTV, has_sliced_vbi ? 0 : 2,
1545 V4L2_MPEG_STREAM_VBI_FMT_NONE);
1546 cxhdl->audio_sampling_freq = cx2341x_ctrl_new_menu(hdl,
1547 V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
1548 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 0,
1549 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
1550 cxhdl->audio_encoding = cx2341x_ctrl_new_menu(hdl,
1551 V4L2_CID_MPEG_AUDIO_ENCODING,
1552 V4L2_MPEG_AUDIO_ENCODING_AC3, has_ac3 ? ~0x12 : ~0x2,
1553 V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
1554 cxhdl->audio_l2_bitrate = cx2341x_ctrl_new_menu(hdl,
1555 V4L2_CID_MPEG_AUDIO_L2_BITRATE,
1556 V4L2_MPEG_AUDIO_L2_BITRATE_384K, 0x1ff,
1557 V4L2_MPEG_AUDIO_L2_BITRATE_224K);
1558 cxhdl->audio_mode = cx2341x_ctrl_new_menu(hdl,
1559 V4L2_CID_MPEG_AUDIO_MODE,
1560 V4L2_MPEG_AUDIO_MODE_MONO, 0,
1561 V4L2_MPEG_AUDIO_MODE_STEREO);
1562 cxhdl->audio_mode_extension = cx2341x_ctrl_new_menu(hdl,
1563 V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
1564 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 0,
1565 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
1566 cxhdl->audio_emphasis = cx2341x_ctrl_new_menu(hdl,
1567 V4L2_CID_MPEG_AUDIO_EMPHASIS,
1568 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 0,
1569 V4L2_MPEG_AUDIO_EMPHASIS_NONE);
1570 cxhdl->audio_crc = cx2341x_ctrl_new_menu(hdl,
1571 V4L2_CID_MPEG_AUDIO_CRC,
1572 V4L2_MPEG_AUDIO_CRC_CRC16, 0,
1573 V4L2_MPEG_AUDIO_CRC_NONE);
1574
1575 cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_AUDIO_MUTE, 0, 1, 1, 0);
1576 if (has_ac3)
1577 cxhdl->audio_ac3_bitrate = cx2341x_ctrl_new_menu(hdl,
1578 V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
1579 V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 0x03,
1580 V4L2_MPEG_AUDIO_AC3_BITRATE_224K);
1581 cxhdl->video_encoding = cx2341x_ctrl_new_menu(hdl,
1582 V4L2_CID_MPEG_VIDEO_ENCODING,
1583 V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 0,
1584 V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
1585 cx2341x_ctrl_new_menu(hdl,
1586 V4L2_CID_MPEG_VIDEO_ASPECT,
1587 V4L2_MPEG_VIDEO_ASPECT_221x100, 0,
1588 V4L2_MPEG_VIDEO_ASPECT_4x3);
1589 cxhdl->video_b_frames = cx2341x_ctrl_new_std(hdl,
1590 V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 33, 1, 2);
1591 cxhdl->video_gop_size = cx2341x_ctrl_new_std(hdl,
1592 V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1593 1, 34, 1, cxhdl->is_50hz ? 12 : 15);
1594 cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, 0, 1, 1, 1);
1595 cxhdl->video_bitrate_mode = cx2341x_ctrl_new_menu(hdl,
1596 V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
1597 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
1598 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
1599 cxhdl->video_bitrate = cx2341x_ctrl_new_std(hdl,
1600 V4L2_CID_MPEG_VIDEO_BITRATE,
1601 0, 27000000, 1, 6000000);
1602 cxhdl->video_bitrate_peak = cx2341x_ctrl_new_std(hdl,
1603 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
1604 0, 27000000, 1, 8000000);
1605 cx2341x_ctrl_new_std(hdl,
1606 V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION, 0, 255, 1, 0);
1607 cxhdl->video_mute = cx2341x_ctrl_new_std(hdl,
1608 V4L2_CID_MPEG_VIDEO_MUTE, 0, 1, 1, 0);
1609 cxhdl->video_mute_yuv = cx2341x_ctrl_new_std(hdl,
1610 V4L2_CID_MPEG_VIDEO_MUTE_YUV, 0, 0xffffff, 1, 0x008080);
1611
1612 /* CX23415/6 specific */
1613 cxhdl->video_spatial_filter_mode = cx2341x_ctrl_new_custom(hdl,
1614 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
1615 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
1616 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 0,
1617 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
1618 cxhdl->video_spatial_filter = cx2341x_ctrl_new_custom(hdl,
1619 V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
1620 0, 15, 1, 0);
1621 cxhdl->video_luma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
1622 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
1623 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
1624 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
1625 0,
1626 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR);
1627 cxhdl->video_chroma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
1628 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
1629 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
1630 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
1631 0,
1632 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR);
1633 cxhdl->video_temporal_filter_mode = cx2341x_ctrl_new_custom(hdl,
1634 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
1635 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
1636 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO,
1637 0,
1638 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
1639 cxhdl->video_temporal_filter = cx2341x_ctrl_new_custom(hdl,
1640 V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
1641 0, 31, 1, 8);
1642 cxhdl->video_median_filter_type = cx2341x_ctrl_new_custom(hdl,
1643 V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
1644 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
1645 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG,
1646 0,
1647 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
1648 cxhdl->video_luma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
1649 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
1650 0, 255, 1, 0);
1651 cxhdl->video_luma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
1652 V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
1653 0, 255, 1, 255);
1654 cxhdl->video_chroma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
1655 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
1656 0, 255, 1, 0);
1657 cxhdl->video_chroma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
1658 V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
1659 0, 255, 1, 255);
1660 cx2341x_ctrl_new_custom(hdl, V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
1661 0, 1, 1, 0);
1662
1663 if (hdl->error) {
1664 int err = hdl->error;
1665
1666 v4l2_ctrl_handler_free(hdl);
1667 return err;
1668 }
1669
1670 v4l2_ctrl_cluster(8, &cxhdl->audio_sampling_freq);
1671 v4l2_ctrl_cluster(2, &cxhdl->video_b_frames);
1672 v4l2_ctrl_cluster(5, &cxhdl->stream_type);
1673 v4l2_ctrl_cluster(2, &cxhdl->video_mute);
1674 v4l2_ctrl_cluster(3, &cxhdl->video_spatial_filter_mode);
1675 v4l2_ctrl_cluster(2, &cxhdl->video_luma_spatial_filter_type);
1676 v4l2_ctrl_cluster(2, &cxhdl->video_spatial_filter);
1677 v4l2_ctrl_cluster(4, &cxhdl->video_luma_median_filter_top);
1678
1679 return 0;
1680 }
1681 EXPORT_SYMBOL(cx2341x_handler_init);
1682
1683 void cx2341x_handler_set_50hz(struct cx2341x_handler *cxhdl, int is_50hz)
1684 {
1685 cxhdl->is_50hz = is_50hz;
1686 cxhdl->video_gop_size->default_value = cxhdl->is_50hz ? 12 : 15;
1687 }
1688 EXPORT_SYMBOL(cx2341x_handler_set_50hz);
1689
1690 int cx2341x_handler_setup(struct cx2341x_handler *cxhdl)
1691 {
1692 int h = cxhdl->height;
1693 int w = cxhdl->width;
1694 int err;
1695
1696 err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_OUTPUT_PORT, 2, cxhdl->port, 0);
1697 if (err)
1698 return err;
1699 err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_RATE, 1, cxhdl->is_50hz);
1700 if (err)
1701 return err;
1702
1703 if (v4l2_ctrl_g_ctrl(cxhdl->video_encoding) == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
1704 w /= 2;
1705 h /= 2;
1706 }
1707 err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w);
1708 if (err)
1709 return err;
1710 return v4l2_ctrl_handler_setup(&cxhdl->hdl);
1711 }
1712 EXPORT_SYMBOL(cx2341x_handler_setup);
1713
1714 void cx2341x_handler_set_busy(struct cx2341x_handler *cxhdl, int busy)
1715 {
1716 v4l2_ctrl_grab(cxhdl->audio_sampling_freq, busy);
1717 v4l2_ctrl_grab(cxhdl->audio_encoding, busy);
1718 v4l2_ctrl_grab(cxhdl->audio_l2_bitrate, busy);
1719 v4l2_ctrl_grab(cxhdl->audio_ac3_bitrate, busy);
1720 v4l2_ctrl_grab(cxhdl->stream_vbi_fmt, busy);
1721 v4l2_ctrl_grab(cxhdl->stream_type, busy);
1722 v4l2_ctrl_grab(cxhdl->video_bitrate_mode, busy);
1723 v4l2_ctrl_grab(cxhdl->video_bitrate, busy);
1724 v4l2_ctrl_grab(cxhdl->video_bitrate_peak, busy);
1725 }
1726 EXPORT_SYMBOL(cx2341x_handler_set_busy);
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree