1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * vivid-core.h - core datastructures
4 *
5 * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
6 */
7
8 #ifndef _VIVID_CORE_H_
9 #define _VIVID_CORE_H_
10
11 #include <linux/fb.h>
12 #include <linux/workqueue.h>
13 #include <media/cec.h>
14 #include <media/videobuf2-v4l2.h>
15 #include <media/v4l2-device.h>
16 #include <media/v4l2-dev.h>
17 #include <media/v4l2-ctrls.h>
18 #include <media/tpg/v4l2-tpg.h>
19 #include "vivid-rds-gen.h"
20 #include "vivid-vbi-gen.h"
21
22 #define dprintk(dev, level, fmt, arg...) \
23 v4l2_dbg(level, vivid_debug, &dev->v4l2_dev, fmt, ## arg)
24
25 /* The maximum number of clip rectangles */
26 #define MAX_CLIPS 16
27 /* The maximum number of inputs */
28 #define MAX_INPUTS 16
29 /* The maximum number of outputs */
30 #define MAX_OUTPUTS 16
31 /* The maximum up or down scaling factor is 4 */
32 #define MAX_ZOOM 4
33 /* The maximum image width/height are set to 4K DMT */
34 #define MAX_WIDTH 4096
35 #define MAX_HEIGHT 2160
36 /* The minimum image width/height */
37 #define MIN_WIDTH 16
38 #define MIN_HEIGHT 16
39 /* The data_offset of plane 0 for the multiplanar formats */
40 #define PLANE0_DATA_OFFSET 128
41
42 /* The supported TV frequency range in MHz */
43 #define MIN_TV_FREQ (44U * 16U)
44 #define MAX_TV_FREQ (958U * 16U)
45
46 /* The number of samples returned in every SDR buffer */
47 #define SDR_CAP_SAMPLES_PER_BUF 0x4000
48
49 /* used by the threads to know when to resync internal counters */
50 #define JIFFIES_PER_DAY (3600U * 24U * HZ)
51 #define JIFFIES_RESYNC (JIFFIES_PER_DAY * (0xf0000000U / JIFFIES_PER_DAY))
52
53 extern const struct v4l2_rect vivid_min_rect;
54 extern const struct v4l2_rect vivid_max_rect;
55 extern unsigned vivid_debug;
56
57 struct vivid_fmt {
58 u32 fourcc; /* v4l2 format id */
59 enum tgp_color_enc color_enc;
60 bool can_do_overlay;
61 u8 vdownsampling[TPG_MAX_PLANES];
62 u32 alpha_mask;
63 u8 planes;
64 u8 buffers;
65 u32 data_offset[TPG_MAX_PLANES];
66 u32 bit_depth[TPG_MAX_PLANES];
67 };
68
69 extern struct vivid_fmt vivid_formats[];
70
71 /* buffer for one video frame */
72 struct vivid_buffer {
73 /* common v4l buffer stuff -- must be first */
74 struct vb2_v4l2_buffer vb;
75 struct list_head list;
76 };
77
78 enum vivid_input {
79 WEBCAM,
80 TV,
81 SVID,
82 HDMI,
83 };
84
85 enum vivid_signal_mode {
86 CURRENT_DV_TIMINGS,
87 CURRENT_STD = CURRENT_DV_TIMINGS,
88 NO_SIGNAL,
89 NO_LOCK,
90 OUT_OF_RANGE,
91 SELECTED_DV_TIMINGS,
92 SELECTED_STD = SELECTED_DV_TIMINGS,
93 CYCLE_DV_TIMINGS,
94 CYCLE_STD = CYCLE_DV_TIMINGS,
95 CUSTOM_DV_TIMINGS,
96 };
97
98 enum vivid_colorspace {
99 VIVID_CS_170M,
100 VIVID_CS_709,
101 VIVID_CS_SRGB,
102 VIVID_CS_OPRGB,
103 VIVID_CS_2020,
104 VIVID_CS_DCI_P3,
105 VIVID_CS_240M,
106 VIVID_CS_SYS_M,
107 VIVID_CS_SYS_BG,
108 };
109
110 #define VIVID_INVALID_SIGNAL(mode) \
111 ((mode) == NO_SIGNAL || (mode) == NO_LOCK || (mode) == OUT_OF_RANGE)
112
113 struct vivid_cec_work {
114 struct list_head list;
115 struct delayed_work work;
116 struct cec_adapter *adap;
117 struct vivid_dev *dev;
118 unsigned int usecs;
119 unsigned int timeout_ms;
120 u8 tx_status;
121 struct cec_msg msg;
122 };
123
124 struct vivid_dev {
125 unsigned inst;
126 struct v4l2_device v4l2_dev;
127 #ifdef CONFIG_MEDIA_CONTROLLER
128 struct media_device mdev;
129 struct media_pad vid_cap_pad;
130 struct media_pad vid_out_pad;
131 struct media_pad vbi_cap_pad;
132 struct media_pad vbi_out_pad;
133 struct media_pad sdr_cap_pad;
134 struct media_pad meta_cap_pad;
135 struct media_pad meta_out_pad;
136 struct media_pad touch_cap_pad;
137 #endif
138 struct v4l2_ctrl_handler ctrl_hdl_user_gen;
139 struct v4l2_ctrl_handler ctrl_hdl_user_vid;
140 struct v4l2_ctrl_handler ctrl_hdl_user_aud;
141 struct v4l2_ctrl_handler ctrl_hdl_streaming;
142 struct v4l2_ctrl_handler ctrl_hdl_sdtv_cap;
143 struct v4l2_ctrl_handler ctrl_hdl_loop_cap;
144 struct v4l2_ctrl_handler ctrl_hdl_fb;
145 struct video_device vid_cap_dev;
146 struct v4l2_ctrl_handler ctrl_hdl_vid_cap;
147 struct video_device vid_out_dev;
148 struct v4l2_ctrl_handler ctrl_hdl_vid_out;
149 struct video_device vbi_cap_dev;
150 struct v4l2_ctrl_handler ctrl_hdl_vbi_cap;
151 struct video_device vbi_out_dev;
152 struct v4l2_ctrl_handler ctrl_hdl_vbi_out;
153 struct video_device radio_rx_dev;
154 struct v4l2_ctrl_handler ctrl_hdl_radio_rx;
155 struct video_device radio_tx_dev;
156 struct v4l2_ctrl_handler ctrl_hdl_radio_tx;
157 struct video_device sdr_cap_dev;
158 struct v4l2_ctrl_handler ctrl_hdl_sdr_cap;
159 struct video_device meta_cap_dev;
160 struct v4l2_ctrl_handler ctrl_hdl_meta_cap;
161 struct video_device meta_out_dev;
162 struct v4l2_ctrl_handler ctrl_hdl_meta_out;
163 struct video_device touch_cap_dev;
164 struct v4l2_ctrl_handler ctrl_hdl_touch_cap;
165
166 spinlock_t slock;
167 struct mutex mutex;
168
169 /* capabilities */
170 u32 vid_cap_caps;
171 u32 vid_out_caps;
172 u32 vbi_cap_caps;
173 u32 vbi_out_caps;
174 u32 sdr_cap_caps;
175 u32 radio_rx_caps;
176 u32 radio_tx_caps;
177 u32 meta_cap_caps;
178 u32 meta_out_caps;
179 u32 touch_cap_caps;
180
181 /* supported features */
182 bool multiplanar;
183 unsigned num_inputs;
184 unsigned int num_hdmi_inputs;
185 u8 input_type[MAX_INPUTS];
186 u8 input_name_counter[MAX_INPUTS];
187 unsigned num_outputs;
188 unsigned int num_hdmi_outputs;
189 u8 output_type[MAX_OUTPUTS];
190 u8 output_name_counter[MAX_OUTPUTS];
191 bool has_audio_inputs;
192 bool has_audio_outputs;
193 bool has_vid_cap;
194 bool has_vid_out;
195 bool has_vbi_cap;
196 bool has_raw_vbi_cap;
197 bool has_sliced_vbi_cap;
198 bool has_vbi_out;
199 bool has_raw_vbi_out;
200 bool has_sliced_vbi_out;
201 bool has_radio_rx;
202 bool has_radio_tx;
203 bool has_sdr_cap;
204 bool has_fb;
205 bool has_meta_cap;
206 bool has_meta_out;
207 bool has_tv_tuner;
208 bool has_touch_cap;
209
210 bool can_loop_video;
211
212 /* controls */
213 struct v4l2_ctrl *brightness;
214 struct v4l2_ctrl *contrast;
215 struct v4l2_ctrl *saturation;
216 struct v4l2_ctrl *hue;
217 struct {
218 /* autogain/gain cluster */
219 struct v4l2_ctrl *autogain;
220 struct v4l2_ctrl *gain;
221 };
222 struct v4l2_ctrl *volume;
223 struct v4l2_ctrl *mute;
224 struct v4l2_ctrl *alpha;
225 struct v4l2_ctrl *button;
226 struct v4l2_ctrl *boolean;
227 struct v4l2_ctrl *int32;
228 struct v4l2_ctrl *int64;
229 struct v4l2_ctrl *menu;
230 struct v4l2_ctrl *string;
231 struct v4l2_ctrl *bitmask;
232 struct v4l2_ctrl *int_menu;
233 struct v4l2_ctrl *ro_int32;
234 struct v4l2_ctrl *test_pattern;
235 struct v4l2_ctrl *colorspace;
236 struct v4l2_ctrl *rgb_range_cap;
237 struct v4l2_ctrl *real_rgb_range_cap;
238 struct {
239 /* std_signal_mode/standard cluster */
240 struct v4l2_ctrl *ctrl_std_signal_mode;
241 struct v4l2_ctrl *ctrl_standard;
242 };
243 struct {
244 /* dv_timings_signal_mode/timings cluster */
245 struct v4l2_ctrl *ctrl_dv_timings_signal_mode;
246 struct v4l2_ctrl *ctrl_dv_timings;
247 };
248 struct v4l2_ctrl *ctrl_display_present;
249 struct v4l2_ctrl *ctrl_has_crop_cap;
250 struct v4l2_ctrl *ctrl_has_compose_cap;
251 struct v4l2_ctrl *ctrl_has_scaler_cap;
252 struct v4l2_ctrl *ctrl_has_crop_out;
253 struct v4l2_ctrl *ctrl_has_compose_out;
254 struct v4l2_ctrl *ctrl_has_scaler_out;
255 struct v4l2_ctrl *ctrl_tx_mode;
256 struct v4l2_ctrl *ctrl_tx_rgb_range;
257 struct v4l2_ctrl *ctrl_tx_edid_present;
258 struct v4l2_ctrl *ctrl_tx_hotplug;
259 struct v4l2_ctrl *ctrl_tx_rxsense;
260
261 struct v4l2_ctrl *ctrl_rx_power_present;
262
263 struct v4l2_ctrl *radio_tx_rds_pi;
264 struct v4l2_ctrl *radio_tx_rds_pty;
265 struct v4l2_ctrl *radio_tx_rds_mono_stereo;
266 struct v4l2_ctrl *radio_tx_rds_art_head;
267 struct v4l2_ctrl *radio_tx_rds_compressed;
268 struct v4l2_ctrl *radio_tx_rds_dyn_pty;
269 struct v4l2_ctrl *radio_tx_rds_ta;
270 struct v4l2_ctrl *radio_tx_rds_tp;
271 struct v4l2_ctrl *radio_tx_rds_ms;
272 struct v4l2_ctrl *radio_tx_rds_psname;
273 struct v4l2_ctrl *radio_tx_rds_radiotext;
274
275 struct v4l2_ctrl *radio_rx_rds_pty;
276 struct v4l2_ctrl *radio_rx_rds_ta;
277 struct v4l2_ctrl *radio_rx_rds_tp;
278 struct v4l2_ctrl *radio_rx_rds_ms;
279 struct v4l2_ctrl *radio_rx_rds_psname;
280 struct v4l2_ctrl *radio_rx_rds_radiotext;
281
282 unsigned input_brightness[MAX_INPUTS];
283 unsigned osd_mode;
284 unsigned button_pressed;
285 bool sensor_hflip;
286 bool sensor_vflip;
287 bool hflip;
288 bool vflip;
289 bool vbi_cap_interlaced;
290 bool loop_video;
291 bool reduced_fps;
292
293 /* Framebuffer */
294 unsigned long video_pbase;
295 void *video_vbase;
296 u32 video_buffer_size;
297 int display_width;
298 int display_height;
299 int display_byte_stride;
300 int bits_per_pixel;
301 int bytes_per_pixel;
302 struct fb_info fb_info;
303 struct fb_var_screeninfo fb_defined;
304 struct fb_fix_screeninfo fb_fix;
305
306 /* Error injection */
307 bool disconnect_error;
308 bool queue_setup_error;
309 bool buf_prepare_error;
310 bool start_streaming_error;
311 bool dqbuf_error;
312 bool req_validate_error;
313 bool seq_wrap;
314 bool time_wrap;
315 u64 time_wrap_offset;
316 unsigned perc_dropped_buffers;
317 enum vivid_signal_mode std_signal_mode[MAX_INPUTS];
318 unsigned int query_std_last[MAX_INPUTS];
319 v4l2_std_id query_std[MAX_INPUTS];
320 enum tpg_video_aspect std_aspect_ratio[MAX_INPUTS];
321
322 enum vivid_signal_mode dv_timings_signal_mode[MAX_INPUTS];
323 char **query_dv_timings_qmenu;
324 char *query_dv_timings_qmenu_strings;
325 unsigned query_dv_timings_size;
326 unsigned int query_dv_timings_last[MAX_INPUTS];
327 unsigned int query_dv_timings[MAX_INPUTS];
328 enum tpg_video_aspect dv_timings_aspect_ratio[MAX_INPUTS];
329
330 /* Input */
331 unsigned input;
332 v4l2_std_id std_cap[MAX_INPUTS];
333 struct v4l2_dv_timings dv_timings_cap[MAX_INPUTS];
334 int dv_timings_cap_sel[MAX_INPUTS];
335 u32 service_set_cap;
336 struct vivid_vbi_gen_data vbi_gen;
337 u8 *edid;
338 unsigned edid_blocks;
339 unsigned edid_max_blocks;
340 unsigned webcam_size_idx;
341 unsigned webcam_ival_idx;
342 unsigned tv_freq;
343 unsigned tv_audmode;
344 unsigned tv_field_cap;
345 unsigned tv_audio_input;
346
347 u32 power_present;
348
349 /* Capture Overlay */
350 struct v4l2_framebuffer fb_cap;
351 struct v4l2_fh *overlay_cap_owner;
352 void *fb_vbase_cap;
353 int overlay_cap_top, overlay_cap_left;
354 enum v4l2_field overlay_cap_field;
355 void *bitmap_cap;
356 struct v4l2_clip clips_cap[MAX_CLIPS];
357 struct v4l2_clip try_clips_cap[MAX_CLIPS];
358 unsigned clipcount_cap;
359
360 /* Output */
361 unsigned output;
362 v4l2_std_id std_out;
363 struct v4l2_dv_timings dv_timings_out;
364 u32 colorspace_out;
365 u32 ycbcr_enc_out;
366 u32 hsv_enc_out;
367 u32 quantization_out;
368 u32 xfer_func_out;
369 u32 service_set_out;
370 unsigned bytesperline_out[TPG_MAX_PLANES];
371 unsigned tv_field_out;
372 unsigned tv_audio_output;
373 bool vbi_out_have_wss;
374 u8 vbi_out_wss[2];
375 bool vbi_out_have_cc[2];
376 u8 vbi_out_cc[2][2];
377 bool dvi_d_out;
378 u8 *scaled_line;
379 u8 *blended_line;
380 unsigned cur_scaled_line;
381 bool display_present[MAX_OUTPUTS];
382
383 /* Output Overlay */
384 void *fb_vbase_out;
385 bool overlay_out_enabled;
386 int overlay_out_top, overlay_out_left;
387 void *bitmap_out;
388 struct v4l2_clip clips_out[MAX_CLIPS];
389 struct v4l2_clip try_clips_out[MAX_CLIPS];
390 unsigned clipcount_out;
391 unsigned fbuf_out_flags;
392 u32 chromakey_out;
393 u8 global_alpha_out;
394
395 /* video capture */
396 struct tpg_data tpg;
397 unsigned ms_vid_cap;
398 bool must_blank[VIDEO_MAX_FRAME];
399
400 const struct vivid_fmt *fmt_cap;
401 struct v4l2_fract timeperframe_vid_cap;
402 enum v4l2_field field_cap;
403 struct v4l2_rect src_rect;
404 struct v4l2_rect fmt_cap_rect;
405 struct v4l2_rect crop_cap;
406 struct v4l2_rect compose_cap;
407 struct v4l2_rect crop_bounds_cap;
408 struct vb2_queue vb_vid_cap_q;
409 struct list_head vid_cap_active;
410 struct vb2_queue vb_vbi_cap_q;
411 struct list_head vbi_cap_active;
412 struct vb2_queue vb_meta_cap_q;
413 struct list_head meta_cap_active;
414 struct vb2_queue vb_touch_cap_q;
415 struct list_head touch_cap_active;
416
417 /* thread for generating video capture stream */
418 struct task_struct *kthread_vid_cap;
419 unsigned long jiffies_vid_cap;
420 u64 cap_stream_start;
421 u64 cap_frame_period;
422 u64 cap_frame_eof_offset;
423 u32 cap_seq_offset;
424 u32 cap_seq_count;
425 bool cap_seq_resync;
426 u32 vid_cap_seq_start;
427 u32 vid_cap_seq_count;
428 bool vid_cap_streaming;
429 u32 vbi_cap_seq_start;
430 u32 vbi_cap_seq_count;
431 bool vbi_cap_streaming;
432 u32 meta_cap_seq_start;
433 u32 meta_cap_seq_count;
434 bool meta_cap_streaming;
435
436 /* Touch capture */
437 struct task_struct *kthread_touch_cap;
438 unsigned long jiffies_touch_cap;
439 u64 touch_cap_stream_start;
440 u32 touch_cap_seq_offset;
441 bool touch_cap_seq_resync;
442 u32 touch_cap_seq_start;
443 u32 touch_cap_seq_count;
444 bool touch_cap_streaming;
445 struct v4l2_fract timeperframe_tch_cap;
446 struct v4l2_pix_format tch_format;
447 int tch_pat_random;
448
449 /* video output */
450 const struct vivid_fmt *fmt_out;
451 struct v4l2_fract timeperframe_vid_out;
452 enum v4l2_field field_out;
453 struct v4l2_rect sink_rect;
454 struct v4l2_rect fmt_out_rect;
455 struct v4l2_rect crop_out;
456 struct v4l2_rect compose_out;
457 struct v4l2_rect compose_bounds_out;
458 struct vb2_queue vb_vid_out_q;
459 struct list_head vid_out_active;
460 struct vb2_queue vb_vbi_out_q;
461 struct list_head vbi_out_active;
462 struct vb2_queue vb_meta_out_q;
463 struct list_head meta_out_active;
464
465 /* video loop precalculated rectangles */
466
467 /*
468 * Intersection between what the output side composes and the capture side
469 * crops. I.e., what actually needs to be copied from the output buffer to
470 * the capture buffer.
471 */
472 struct v4l2_rect loop_vid_copy;
473 /* The part of the output buffer that (after scaling) corresponds to loop_vid_copy. */
474 struct v4l2_rect loop_vid_out;
475 /* The part of the capture buffer that (after scaling) corresponds to loop_vid_copy. */
476 struct v4l2_rect loop_vid_cap;
477 /*
478 * The intersection of the framebuffer, the overlay output window and
479 * loop_vid_copy. I.e., the part of the framebuffer that actually should be
480 * blended with the compose_out rectangle. This uses the framebuffer origin.
481 */
482 struct v4l2_rect loop_fb_copy;
483 /* The same as loop_fb_copy but with compose_out origin. */
484 struct v4l2_rect loop_vid_overlay;
485 /*
486 * The part of the capture buffer that (after scaling) corresponds
487 * to loop_vid_overlay.
488 */
489 struct v4l2_rect loop_vid_overlay_cap;
490
491 /* thread for generating video output stream */
492 struct task_struct *kthread_vid_out;
493 unsigned long jiffies_vid_out;
494 u32 out_seq_offset;
495 u32 out_seq_count;
496 bool out_seq_resync;
497 u32 vid_out_seq_start;
498 u32 vid_out_seq_count;
499 bool vid_out_streaming;
500 u32 vbi_out_seq_start;
501 u32 vbi_out_seq_count;
502 bool vbi_out_streaming;
503 bool stream_sliced_vbi_out;
504 u32 meta_out_seq_start;
505 u32 meta_out_seq_count;
506 bool meta_out_streaming;
507
508 /* SDR capture */
509 struct vb2_queue vb_sdr_cap_q;
510 struct list_head sdr_cap_active;
511 u32 sdr_pixelformat; /* v4l2 format id */
512 unsigned sdr_buffersize;
513 unsigned sdr_adc_freq;
514 unsigned sdr_fm_freq;
515 unsigned sdr_fm_deviation;
516 int sdr_fixp_src_phase;
517 int sdr_fixp_mod_phase;
518
519 bool tstamp_src_is_soe;
520 bool has_crop_cap;
521 bool has_compose_cap;
522 bool has_scaler_cap;
523 bool has_crop_out;
524 bool has_compose_out;
525 bool has_scaler_out;
526
527 /* thread for generating SDR stream */
528 struct task_struct *kthread_sdr_cap;
529 unsigned long jiffies_sdr_cap;
530 u32 sdr_cap_seq_offset;
531 u32 sdr_cap_seq_count;
532 bool sdr_cap_seq_resync;
533
534 /* RDS generator */
535 struct vivid_rds_gen rds_gen;
536
537 /* Radio receiver */
538 unsigned radio_rx_freq;
539 unsigned radio_rx_audmode;
540 int radio_rx_sig_qual;
541 unsigned radio_rx_hw_seek_mode;
542 bool radio_rx_hw_seek_prog_lim;
543 bool radio_rx_rds_controls;
544 bool radio_rx_rds_enabled;
545 unsigned radio_rx_rds_use_alternates;
546 unsigned radio_rx_rds_last_block;
547 struct v4l2_fh *radio_rx_rds_owner;
548
549 /* Radio transmitter */
550 unsigned radio_tx_freq;
551 unsigned radio_tx_subchans;
552 bool radio_tx_rds_controls;
553 unsigned radio_tx_rds_last_block;
554 struct v4l2_fh *radio_tx_rds_owner;
555
556 /* Shared between radio receiver and transmitter */
557 bool radio_rds_loop;
558 ktime_t radio_rds_init_time;
559
560 /* CEC */
561 struct cec_adapter *cec_rx_adap;
562 struct cec_adapter *cec_tx_adap[MAX_OUTPUTS];
563 struct workqueue_struct *cec_workqueue;
564 spinlock_t cec_slock;
565 struct list_head cec_work_list;
566 unsigned int cec_xfer_time_jiffies;
567 unsigned long cec_xfer_start_jiffies;
568 u8 cec_output2bus_map[MAX_OUTPUTS];
569
570 /* CEC OSD String */
571 char osd[14];
572 unsigned long osd_jiffies;
573
574 bool meta_pts;
575 bool meta_scr;
576 };
577
vivid_is_webcam(const struct vivid_dev * dev)578 static inline bool vivid_is_webcam(const struct vivid_dev *dev)
579 {
580 return dev->input_type[dev->input] == WEBCAM;
581 }
582
vivid_is_tv_cap(const struct vivid_dev * dev)583 static inline bool vivid_is_tv_cap(const struct vivid_dev *dev)
584 {
585 return dev->input_type[dev->input] == TV;
586 }
587
vivid_is_svid_cap(const struct vivid_dev * dev)588 static inline bool vivid_is_svid_cap(const struct vivid_dev *dev)
589 {
590 return dev->input_type[dev->input] == SVID;
591 }
592
vivid_is_hdmi_cap(const struct vivid_dev * dev)593 static inline bool vivid_is_hdmi_cap(const struct vivid_dev *dev)
594 {
595 return dev->input_type[dev->input] == HDMI;
596 }
597
vivid_is_sdtv_cap(const struct vivid_dev * dev)598 static inline bool vivid_is_sdtv_cap(const struct vivid_dev *dev)
599 {
600 return vivid_is_tv_cap(dev) || vivid_is_svid_cap(dev);
601 }
602
vivid_is_svid_out(const struct vivid_dev * dev)603 static inline bool vivid_is_svid_out(const struct vivid_dev *dev)
604 {
605 return dev->output_type[dev->output] == SVID;
606 }
607
vivid_is_hdmi_out(const struct vivid_dev * dev)608 static inline bool vivid_is_hdmi_out(const struct vivid_dev *dev)
609 {
610 return dev->output_type[dev->output] == HDMI;
611 }
612
613 bool vivid_validate_fb(const struct v4l2_framebuffer *a);
614
615 #endif
616