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_xfer {
114 	struct cec_adapter	*adap;
115 	u8			msg[CEC_MAX_MSG_SIZE];
116 	u32			len;
117 	u32			sft;
118 };
119 
120 struct vivid_dev {
121 	unsigned			inst;
122 	struct v4l2_device		v4l2_dev;
123 #ifdef CONFIG_MEDIA_CONTROLLER
124 	struct media_device		mdev;
125 	struct media_pad		vid_cap_pad;
126 	struct media_pad		vid_out_pad;
127 	struct media_pad		vbi_cap_pad;
128 	struct media_pad		vbi_out_pad;
129 	struct media_pad		sdr_cap_pad;
130 	struct media_pad		meta_cap_pad;
131 	struct media_pad		meta_out_pad;
132 	struct media_pad		touch_cap_pad;
133 #endif
134 	struct v4l2_ctrl_handler	ctrl_hdl_user_gen;
135 	struct v4l2_ctrl_handler	ctrl_hdl_user_vid;
136 	struct v4l2_ctrl_handler	ctrl_hdl_user_aud;
137 	struct v4l2_ctrl_handler	ctrl_hdl_streaming;
138 	struct v4l2_ctrl_handler	ctrl_hdl_sdtv_cap;
139 	struct v4l2_ctrl_handler	ctrl_hdl_loop_cap;
140 	struct v4l2_ctrl_handler	ctrl_hdl_fb;
141 	struct video_device		vid_cap_dev;
142 	struct v4l2_ctrl_handler	ctrl_hdl_vid_cap;
143 	struct video_device		vid_out_dev;
144 	struct v4l2_ctrl_handler	ctrl_hdl_vid_out;
145 	struct video_device		vbi_cap_dev;
146 	struct v4l2_ctrl_handler	ctrl_hdl_vbi_cap;
147 	struct video_device		vbi_out_dev;
148 	struct v4l2_ctrl_handler	ctrl_hdl_vbi_out;
149 	struct video_device		radio_rx_dev;
150 	struct v4l2_ctrl_handler	ctrl_hdl_radio_rx;
151 	struct video_device		radio_tx_dev;
152 	struct v4l2_ctrl_handler	ctrl_hdl_radio_tx;
153 	struct video_device		sdr_cap_dev;
154 	struct v4l2_ctrl_handler	ctrl_hdl_sdr_cap;
155 	struct video_device		meta_cap_dev;
156 	struct v4l2_ctrl_handler	ctrl_hdl_meta_cap;
157 	struct video_device		meta_out_dev;
158 	struct v4l2_ctrl_handler	ctrl_hdl_meta_out;
159 	struct video_device		touch_cap_dev;
160 	struct v4l2_ctrl_handler	ctrl_hdl_touch_cap;
161 
162 	spinlock_t			slock;
163 	struct mutex			mutex;
164 
165 	/* capabilities */
166 	u32				vid_cap_caps;
167 	u32				vid_out_caps;
168 	u32				vbi_cap_caps;
169 	u32				vbi_out_caps;
170 	u32				sdr_cap_caps;
171 	u32				radio_rx_caps;
172 	u32				radio_tx_caps;
173 	u32				meta_cap_caps;
174 	u32				meta_out_caps;
175 	u32				touch_cap_caps;
176 
177 	/* supported features */
178 	bool				multiplanar;
179 	unsigned			num_inputs;
180 	unsigned int			num_hdmi_inputs;
181 	u8				input_type[MAX_INPUTS];
182 	u8				input_name_counter[MAX_INPUTS];
183 	unsigned			num_outputs;
184 	unsigned int			num_hdmi_outputs;
185 	u8				output_type[MAX_OUTPUTS];
186 	u8				output_name_counter[MAX_OUTPUTS];
187 	bool				has_audio_inputs;
188 	bool				has_audio_outputs;
189 	bool				has_vid_cap;
190 	bool				has_vid_out;
191 	bool				has_vbi_cap;
192 	bool				has_raw_vbi_cap;
193 	bool				has_sliced_vbi_cap;
194 	bool				has_vbi_out;
195 	bool				has_raw_vbi_out;
196 	bool				has_sliced_vbi_out;
197 	bool				has_radio_rx;
198 	bool				has_radio_tx;
199 	bool				has_sdr_cap;
200 	bool				has_fb;
201 	bool				has_meta_cap;
202 	bool				has_meta_out;
203 	bool				has_tv_tuner;
204 	bool				has_touch_cap;
205 
206 	bool				can_loop_video;
207 
208 	/* controls */
209 	struct v4l2_ctrl		*brightness;
210 	struct v4l2_ctrl		*contrast;
211 	struct v4l2_ctrl		*saturation;
212 	struct v4l2_ctrl		*hue;
213 	struct {
214 		/* autogain/gain cluster */
215 		struct v4l2_ctrl	*autogain;
216 		struct v4l2_ctrl	*gain;
217 	};
218 	struct v4l2_ctrl		*volume;
219 	struct v4l2_ctrl		*mute;
220 	struct v4l2_ctrl		*alpha;
221 	struct v4l2_ctrl		*button;
222 	struct v4l2_ctrl		*boolean;
223 	struct v4l2_ctrl		*int32;
224 	struct v4l2_ctrl		*int64;
225 	struct v4l2_ctrl		*menu;
226 	struct v4l2_ctrl		*string;
227 	struct v4l2_ctrl		*bitmask;
228 	struct v4l2_ctrl		*int_menu;
229 	struct v4l2_ctrl		*ro_int32;
230 	struct v4l2_ctrl		*test_pattern;
231 	struct v4l2_ctrl		*colorspace;
232 	struct v4l2_ctrl		*rgb_range_cap;
233 	struct v4l2_ctrl		*real_rgb_range_cap;
234 	struct {
235 		/* std_signal_mode/standard cluster */
236 		struct v4l2_ctrl	*ctrl_std_signal_mode;
237 		struct v4l2_ctrl	*ctrl_standard;
238 	};
239 	struct {
240 		/* dv_timings_signal_mode/timings cluster */
241 		struct v4l2_ctrl	*ctrl_dv_timings_signal_mode;
242 		struct v4l2_ctrl	*ctrl_dv_timings;
243 	};
244 	struct v4l2_ctrl		*ctrl_display_present;
245 	struct v4l2_ctrl		*ctrl_has_crop_cap;
246 	struct v4l2_ctrl		*ctrl_has_compose_cap;
247 	struct v4l2_ctrl		*ctrl_has_scaler_cap;
248 	struct v4l2_ctrl		*ctrl_has_crop_out;
249 	struct v4l2_ctrl		*ctrl_has_compose_out;
250 	struct v4l2_ctrl		*ctrl_has_scaler_out;
251 	struct v4l2_ctrl		*ctrl_tx_mode;
252 	struct v4l2_ctrl		*ctrl_tx_rgb_range;
253 	struct v4l2_ctrl		*ctrl_tx_edid_present;
254 	struct v4l2_ctrl		*ctrl_tx_hotplug;
255 	struct v4l2_ctrl		*ctrl_tx_rxsense;
256 
257 	struct v4l2_ctrl		*ctrl_rx_power_present;
258 
259 	struct v4l2_ctrl		*radio_tx_rds_pi;
260 	struct v4l2_ctrl		*radio_tx_rds_pty;
261 	struct v4l2_ctrl		*radio_tx_rds_mono_stereo;
262 	struct v4l2_ctrl		*radio_tx_rds_art_head;
263 	struct v4l2_ctrl		*radio_tx_rds_compressed;
264 	struct v4l2_ctrl		*radio_tx_rds_dyn_pty;
265 	struct v4l2_ctrl		*radio_tx_rds_ta;
266 	struct v4l2_ctrl		*radio_tx_rds_tp;
267 	struct v4l2_ctrl		*radio_tx_rds_ms;
268 	struct v4l2_ctrl		*radio_tx_rds_psname;
269 	struct v4l2_ctrl		*radio_tx_rds_radiotext;
270 
271 	struct v4l2_ctrl		*radio_rx_rds_pty;
272 	struct v4l2_ctrl		*radio_rx_rds_ta;
273 	struct v4l2_ctrl		*radio_rx_rds_tp;
274 	struct v4l2_ctrl		*radio_rx_rds_ms;
275 	struct v4l2_ctrl		*radio_rx_rds_psname;
276 	struct v4l2_ctrl		*radio_rx_rds_radiotext;
277 
278 	unsigned			input_brightness[MAX_INPUTS];
279 	unsigned			osd_mode;
280 	unsigned			button_pressed;
281 	bool				sensor_hflip;
282 	bool				sensor_vflip;
283 	bool				hflip;
284 	bool				vflip;
285 	bool				vbi_cap_interlaced;
286 	bool				loop_video;
287 	bool				reduced_fps;
288 
289 	/* Framebuffer */
290 	unsigned long			video_pbase;
291 	void				*video_vbase;
292 	u32				video_buffer_size;
293 	int				display_width;
294 	int				display_height;
295 	int				display_byte_stride;
296 	int				bits_per_pixel;
297 	int				bytes_per_pixel;
298 	struct fb_info			fb_info;
299 	struct fb_var_screeninfo	fb_defined;
300 	struct fb_fix_screeninfo	fb_fix;
301 
302 	/* Error injection */
303 	bool				disconnect_error;
304 	bool				queue_setup_error;
305 	bool				buf_prepare_error;
306 	bool				start_streaming_error;
307 	bool				dqbuf_error;
308 	bool				req_validate_error;
309 	bool				seq_wrap;
310 	bool				time_wrap;
311 	u64				time_wrap_offset;
312 	unsigned			perc_dropped_buffers;
313 	enum vivid_signal_mode		std_signal_mode[MAX_INPUTS];
314 	unsigned int			query_std_last[MAX_INPUTS];
315 	v4l2_std_id			query_std[MAX_INPUTS];
316 	enum tpg_video_aspect		std_aspect_ratio[MAX_INPUTS];
317 
318 	enum vivid_signal_mode		dv_timings_signal_mode[MAX_INPUTS];
319 	char				**query_dv_timings_qmenu;
320 	char				*query_dv_timings_qmenu_strings;
321 	unsigned			query_dv_timings_size;
322 	unsigned int			query_dv_timings_last[MAX_INPUTS];
323 	unsigned int			query_dv_timings[MAX_INPUTS];
324 	enum tpg_video_aspect		dv_timings_aspect_ratio[MAX_INPUTS];
325 
326 	/* Input */
327 	unsigned			input;
328 	v4l2_std_id			std_cap[MAX_INPUTS];
329 	struct v4l2_dv_timings		dv_timings_cap[MAX_INPUTS];
330 	int				dv_timings_cap_sel[MAX_INPUTS];
331 	u32				service_set_cap;
332 	struct vivid_vbi_gen_data	vbi_gen;
333 	u8				*edid;
334 	unsigned			edid_blocks;
335 	unsigned			edid_max_blocks;
336 	unsigned			webcam_size_idx;
337 	unsigned			webcam_ival_idx;
338 	unsigned			tv_freq;
339 	unsigned			tv_audmode;
340 	unsigned			tv_field_cap;
341 	unsigned			tv_audio_input;
342 
343 	u32				power_present;
344 
345 	/* Capture Overlay */
346 	struct v4l2_framebuffer		fb_cap;
347 	struct v4l2_fh			*overlay_cap_owner;
348 	void				*fb_vbase_cap;
349 	int				overlay_cap_top, overlay_cap_left;
350 	enum v4l2_field			overlay_cap_field;
351 	void				*bitmap_cap;
352 	struct v4l2_clip		clips_cap[MAX_CLIPS];
353 	struct v4l2_clip		try_clips_cap[MAX_CLIPS];
354 	unsigned			clipcount_cap;
355 
356 	/* Output */
357 	unsigned			output;
358 	v4l2_std_id			std_out;
359 	struct v4l2_dv_timings		dv_timings_out;
360 	u32				colorspace_out;
361 	u32				ycbcr_enc_out;
362 	u32				hsv_enc_out;
363 	u32				quantization_out;
364 	u32				xfer_func_out;
365 	u32				service_set_out;
366 	unsigned			bytesperline_out[TPG_MAX_PLANES];
367 	unsigned			tv_field_out;
368 	unsigned			tv_audio_output;
369 	bool				vbi_out_have_wss;
370 	u8				vbi_out_wss[2];
371 	bool				vbi_out_have_cc[2];
372 	u8				vbi_out_cc[2][2];
373 	bool				dvi_d_out;
374 	u8				*scaled_line;
375 	u8				*blended_line;
376 	unsigned			cur_scaled_line;
377 	bool				display_present[MAX_OUTPUTS];
378 
379 	/* Output Overlay */
380 	void				*fb_vbase_out;
381 	bool				overlay_out_enabled;
382 	int				overlay_out_top, overlay_out_left;
383 	void				*bitmap_out;
384 	struct v4l2_clip		clips_out[MAX_CLIPS];
385 	struct v4l2_clip		try_clips_out[MAX_CLIPS];
386 	unsigned			clipcount_out;
387 	unsigned			fbuf_out_flags;
388 	u32				chromakey_out;
389 	u8				global_alpha_out;
390 
391 	/* video capture */
392 	struct tpg_data			tpg;
393 	unsigned			ms_vid_cap;
394 	bool				must_blank[VIDEO_MAX_FRAME];
395 
396 	const struct vivid_fmt		*fmt_cap;
397 	struct v4l2_fract		timeperframe_vid_cap;
398 	enum v4l2_field			field_cap;
399 	struct v4l2_rect		src_rect;
400 	struct v4l2_rect		fmt_cap_rect;
401 	struct v4l2_rect		crop_cap;
402 	struct v4l2_rect		compose_cap;
403 	struct v4l2_rect		crop_bounds_cap;
404 	struct vb2_queue		vb_vid_cap_q;
405 	struct list_head		vid_cap_active;
406 	struct vb2_queue		vb_vbi_cap_q;
407 	struct list_head		vbi_cap_active;
408 	struct vb2_queue		vb_meta_cap_q;
409 	struct list_head		meta_cap_active;
410 	struct vb2_queue		vb_touch_cap_q;
411 	struct list_head		touch_cap_active;
412 
413 	/* thread for generating video capture stream */
414 	struct task_struct		*kthread_vid_cap;
415 	unsigned long			jiffies_vid_cap;
416 	u64				cap_stream_start;
417 	u64				cap_frame_period;
418 	u64				cap_frame_eof_offset;
419 	u32				cap_seq_offset;
420 	u32				cap_seq_count;
421 	bool				cap_seq_resync;
422 	u32				vid_cap_seq_start;
423 	u32				vid_cap_seq_count;
424 	bool				vid_cap_streaming;
425 	u32				vbi_cap_seq_start;
426 	u32				vbi_cap_seq_count;
427 	bool				vbi_cap_streaming;
428 	u32				meta_cap_seq_start;
429 	u32				meta_cap_seq_count;
430 	bool				meta_cap_streaming;
431 
432 	/* Touch capture */
433 	struct task_struct		*kthread_touch_cap;
434 	unsigned long			jiffies_touch_cap;
435 	u64				touch_cap_stream_start;
436 	u32				touch_cap_seq_offset;
437 	bool				touch_cap_seq_resync;
438 	u32				touch_cap_seq_start;
439 	u32				touch_cap_seq_count;
440 	bool				touch_cap_streaming;
441 	struct v4l2_fract		timeperframe_tch_cap;
442 	struct v4l2_pix_format		tch_format;
443 	int				tch_pat_random;
444 
445 	/* video output */
446 	const struct vivid_fmt		*fmt_out;
447 	struct v4l2_fract		timeperframe_vid_out;
448 	enum v4l2_field			field_out;
449 	struct v4l2_rect		sink_rect;
450 	struct v4l2_rect		fmt_out_rect;
451 	struct v4l2_rect		crop_out;
452 	struct v4l2_rect		compose_out;
453 	struct v4l2_rect		compose_bounds_out;
454 	struct vb2_queue		vb_vid_out_q;
455 	struct list_head		vid_out_active;
456 	struct vb2_queue		vb_vbi_out_q;
457 	struct list_head		vbi_out_active;
458 	struct vb2_queue		vb_meta_out_q;
459 	struct list_head		meta_out_active;
460 
461 	/* video loop precalculated rectangles */
462 
463 	/*
464 	 * Intersection between what the output side composes and the capture side
465 	 * crops. I.e., what actually needs to be copied from the output buffer to
466 	 * the capture buffer.
467 	 */
468 	struct v4l2_rect		loop_vid_copy;
469 	/* The part of the output buffer that (after scaling) corresponds to loop_vid_copy. */
470 	struct v4l2_rect		loop_vid_out;
471 	/* The part of the capture buffer that (after scaling) corresponds to loop_vid_copy. */
472 	struct v4l2_rect		loop_vid_cap;
473 	/*
474 	 * The intersection of the framebuffer, the overlay output window and
475 	 * loop_vid_copy. I.e., the part of the framebuffer that actually should be
476 	 * blended with the compose_out rectangle. This uses the framebuffer origin.
477 	 */
478 	struct v4l2_rect		loop_fb_copy;
479 	/* The same as loop_fb_copy but with compose_out origin. */
480 	struct v4l2_rect		loop_vid_overlay;
481 	/*
482 	 * The part of the capture buffer that (after scaling) corresponds
483 	 * to loop_vid_overlay.
484 	 */
485 	struct v4l2_rect		loop_vid_overlay_cap;
486 
487 	/* thread for generating video output stream */
488 	struct task_struct		*kthread_vid_out;
489 	unsigned long			jiffies_vid_out;
490 	u32				out_seq_offset;
491 	u32				out_seq_count;
492 	bool				out_seq_resync;
493 	u32				vid_out_seq_start;
494 	u32				vid_out_seq_count;
495 	bool				vid_out_streaming;
496 	u32				vbi_out_seq_start;
497 	u32				vbi_out_seq_count;
498 	bool				vbi_out_streaming;
499 	bool				stream_sliced_vbi_out;
500 	u32				meta_out_seq_start;
501 	u32				meta_out_seq_count;
502 	bool				meta_out_streaming;
503 
504 	/* SDR capture */
505 	struct vb2_queue		vb_sdr_cap_q;
506 	struct list_head		sdr_cap_active;
507 	u32				sdr_pixelformat; /* v4l2 format id */
508 	unsigned			sdr_buffersize;
509 	unsigned			sdr_adc_freq;
510 	unsigned			sdr_fm_freq;
511 	unsigned			sdr_fm_deviation;
512 	int				sdr_fixp_src_phase;
513 	int				sdr_fixp_mod_phase;
514 
515 	bool				tstamp_src_is_soe;
516 	bool				has_crop_cap;
517 	bool				has_compose_cap;
518 	bool				has_scaler_cap;
519 	bool				has_crop_out;
520 	bool				has_compose_out;
521 	bool				has_scaler_out;
522 
523 	/* thread for generating SDR stream */
524 	struct task_struct		*kthread_sdr_cap;
525 	unsigned long			jiffies_sdr_cap;
526 	u32				sdr_cap_seq_offset;
527 	u32				sdr_cap_seq_count;
528 	bool				sdr_cap_seq_resync;
529 
530 	/* RDS generator */
531 	struct vivid_rds_gen		rds_gen;
532 
533 	/* Radio receiver */
534 	unsigned			radio_rx_freq;
535 	unsigned			radio_rx_audmode;
536 	int				radio_rx_sig_qual;
537 	unsigned			radio_rx_hw_seek_mode;
538 	bool				radio_rx_hw_seek_prog_lim;
539 	bool				radio_rx_rds_controls;
540 	bool				radio_rx_rds_enabled;
541 	unsigned			radio_rx_rds_use_alternates;
542 	unsigned			radio_rx_rds_last_block;
543 	struct v4l2_fh			*radio_rx_rds_owner;
544 
545 	/* Radio transmitter */
546 	unsigned			radio_tx_freq;
547 	unsigned			radio_tx_subchans;
548 	bool				radio_tx_rds_controls;
549 	unsigned			radio_tx_rds_last_block;
550 	struct v4l2_fh			*radio_tx_rds_owner;
551 
552 	/* Shared between radio receiver and transmitter */
553 	bool				radio_rds_loop;
554 	ktime_t				radio_rds_init_time;
555 
556 	/* CEC */
557 	struct cec_adapter		*cec_rx_adap;
558 	struct cec_adapter		*cec_tx_adap[MAX_OUTPUTS];
559 	u8				cec_output2bus_map[MAX_OUTPUTS];
560 	struct task_struct		*kthread_cec;
561 	wait_queue_head_t		kthread_waitq_cec;
562 	struct vivid_cec_xfer	xfers[MAX_OUTPUTS];
563 	spinlock_t			cec_xfers_slock; /* read and write cec messages */
564 	u32				cec_sft; /* bus signal free time, in bit periods */
565 	u8				last_initiator;
566 
567 	/* CEC OSD String */
568 	char				osd[14];
569 	unsigned long			osd_jiffies;
570 
571 	bool				meta_pts;
572 	bool				meta_scr;
573 };
574 
575 static inline bool vivid_is_webcam(const struct vivid_dev *dev)
576 {
577 	return dev->input_type[dev->input] == WEBCAM;
578 }
579 
580 static inline bool vivid_is_tv_cap(const struct vivid_dev *dev)
581 {
582 	return dev->input_type[dev->input] == TV;
583 }
584 
585 static inline bool vivid_is_svid_cap(const struct vivid_dev *dev)
586 {
587 	return dev->input_type[dev->input] == SVID;
588 }
589 
590 static inline bool vivid_is_hdmi_cap(const struct vivid_dev *dev)
591 {
592 	return dev->input_type[dev->input] == HDMI;
593 }
594 
595 static inline bool vivid_is_sdtv_cap(const struct vivid_dev *dev)
596 {
597 	return vivid_is_tv_cap(dev) || vivid_is_svid_cap(dev);
598 }
599 
600 static inline bool vivid_is_svid_out(const struct vivid_dev *dev)
601 {
602 	return dev->output_type[dev->output] == SVID;
603 }
604 
605 static inline bool vivid_is_hdmi_out(const struct vivid_dev *dev)
606 {
607 	return dev->output_type[dev->output] == HDMI;
608 }
609 
610 #endif
611