145 	const struct v4l2_bt_timings *bt = &t->bt;  in v4l2_valid_dv_timings()  local
146 	const struct v4l2_bt_timings_cap *cap = &dvcap->bt;  in v4l2_valid_dv_timings()
149 	u32 max_hor = 3 * bt->width;  in v4l2_valid_dv_timings()
154 	    bt->height < cap->min_height ||  in v4l2_valid_dv_timings()
155 	    bt->height > cap->max_height ||  in v4l2_valid_dv_timings()
156 	    bt->width < cap->min_width ||  in v4l2_valid_dv_timings()
157 	    bt->width > cap->max_width ||  in v4l2_valid_dv_timings()
158 	    bt->pixelclock < cap->min_pixelclock ||  in v4l2_valid_dv_timings()
159 	    bt->pixelclock > cap->max_pixelclock ||  in v4l2_valid_dv_timings()
161 	     cap->standards && bt->standards &&  in v4l2_valid_dv_timings()
162 	     !(bt->standards & cap->standards)) ||  in v4l2_valid_dv_timings()
163 	    (bt->interlaced && !(caps & V4L2_DV_BT_CAP_INTERLACED)) ||  in v4l2_valid_dv_timings()
164 	    (!bt->interlaced && !(caps & V4L2_DV_BT_CAP_PROGRESSIVE)))  in v4l2_valid_dv_timings()
168 	if (!bt->interlaced &&  in v4l2_valid_dv_timings()
169 	    (bt->il_vbackporch || bt->il_vsync || bt->il_vfrontporch))  in v4l2_valid_dv_timings()
177 	if (bt->hfrontporch > max_hor ||  in v4l2_valid_dv_timings()
178 	    bt->hsync > max_hor || bt->hbackporch > max_hor)  in v4l2_valid_dv_timings()
180 	if (bt->vfrontporch > max_vert ||  in v4l2_valid_dv_timings()
181 	    bt->vsync > max_vert || bt->vbackporch > max_vert)  in v4l2_valid_dv_timings()
183 	if (bt->interlaced && (bt->il_vfrontporch > max_vert ||  in v4l2_valid_dv_timings()
184 	    bt->il_vsync > max_vert || bt->il_vbackporch > max_vert))  in v4l2_valid_dv_timings()
198 	for (i = idx = 0; v4l2_dv_timings_presets[i].bt.width; i++) {  in v4l2_enum_dv_timings_cap()
221 	for (i = 0; v4l2_dv_timings_presets[i].bt.width; i++) {  in v4l2_find_dv_timings_cap()
226 			u32 flags = t->bt.flags & V4L2_DV_FL_REDUCED_FPS;  in v4l2_find_dv_timings_cap()
229 			if (can_reduce_fps(&t->bt))  in v4l2_find_dv_timings_cap()
230 				t->bt.flags |= flags;  in v4l2_find_dv_timings_cap()
243 	for (i = 0; v4l2_dv_timings_presets[i].bt.width; i++) {  in v4l2_find_dv_timings_cea861_vic()
244 		const struct v4l2_bt_timings *bt =  in v4l2_find_dv_timings_cea861_vic()  local
245 			&v4l2_dv_timings_presets[i].bt;  in v4l2_find_dv_timings_cea861_vic()
247 		if ((bt->flags & V4L2_DV_FL_HAS_CEA861_VIC) &&  in v4l2_find_dv_timings_cea861_vic()
248 		    bt->cea861_vic == vic) {  in v4l2_find_dv_timings_cea861_vic()
273 	if (t1->bt.width == t2->bt.width &&  in v4l2_match_dv_timings()
274 	    t1->bt.height == t2->bt.height &&  in v4l2_match_dv_timings()
275 	    t1->bt.interlaced == t2->bt.interlaced &&  in v4l2_match_dv_timings()
276 	    t1->bt.polarities == t2->bt.polarities &&  in v4l2_match_dv_timings()
277 	    t1->bt.pixelclock >= t2->bt.pixelclock - pclock_delta &&  in v4l2_match_dv_timings()
278 	    t1->bt.pixelclock <= t2->bt.pixelclock + pclock_delta &&  in v4l2_match_dv_timings()
279 	    t1->bt.hfrontporch == t2->bt.hfrontporch &&  in v4l2_match_dv_timings()
280 	    t1->bt.hsync == t2->bt.hsync &&  in v4l2_match_dv_timings()
281 	    t1->bt.hbackporch == t2->bt.hbackporch &&  in v4l2_match_dv_timings()
282 	    t1->bt.vfrontporch == t2->bt.vfrontporch &&  in v4l2_match_dv_timings()
283 	    t1->bt.vsync == t2->bt.vsync &&  in v4l2_match_dv_timings()
284 	    t1->bt.vbackporch == t2->bt.vbackporch &&  in v4l2_match_dv_timings()
286 	     (t1->bt.flags & V4L2_DV_FL_REDUCED_FPS) ==  in v4l2_match_dv_timings()
287 		(t2->bt.flags & V4L2_DV_FL_REDUCED_FPS)) &&  in v4l2_match_dv_timings()
288 	    (!t1->bt.interlaced ||  in v4l2_match_dv_timings()
289 		(t1->bt.il_vfrontporch == t2->bt.il_vfrontporch &&  in v4l2_match_dv_timings()
290 		 t1->bt.il_vsync == t2->bt.il_vsync &&  in v4l2_match_dv_timings()
291 		 t1->bt.il_vbackporch == t2->bt.il_vbackporch)))  in v4l2_match_dv_timings()
300 	const struct v4l2_bt_timings *bt = &t->bt;  in v4l2_print_dv_timings()  local
307 	htot = V4L2_DV_BT_FRAME_WIDTH(bt);  in v4l2_print_dv_timings()
308 	vtot = V4L2_DV_BT_FRAME_HEIGHT(bt);  in v4l2_print_dv_timings()
309 	if (bt->interlaced)  in v4l2_print_dv_timings()
312 	fps = (htot * vtot) > 0 ? div_u64((100 * (u64)bt->pixelclock),  in v4l2_print_dv_timings()
319 		bt->width, bt->height, bt->interlaced ? "i" : "p",  in v4l2_print_dv_timings()
326 			dev_prefix, bt->hfrontporch,  in v4l2_print_dv_timings()
327 			(bt->polarities & V4L2_DV_HSYNC_POS_POL) ? "+" : "-",  in v4l2_print_dv_timings()
328 			bt->hsync, bt->hbackporch);  in v4l2_print_dv_timings()
330 			dev_prefix, bt->vfrontporch,  in v4l2_print_dv_timings()
331 			(bt->polarities & V4L2_DV_VSYNC_POS_POL) ? "+" : "-",  in v4l2_print_dv_timings()
332 			bt->vsync, bt->vbackporch);  in v4l2_print_dv_timings()
333 	if (bt->interlaced)  in v4l2_print_dv_timings()
335 			dev_prefix, bt->il_vfrontporch,  in v4l2_print_dv_timings()
336 			(bt->polarities & V4L2_DV_VSYNC_POS_POL) ? "+" : "-",  in v4l2_print_dv_timings()
337 			bt->il_vsync, bt->il_vbackporch);  in v4l2_print_dv_timings()
338 	pr_info("%s: pixelclock: %llu\n", dev_prefix, bt->pixelclock);  in v4l2_print_dv_timings()
340 			dev_prefix, bt->flags,  in v4l2_print_dv_timings()
341 			(bt->flags & V4L2_DV_FL_REDUCED_BLANKING) ?  in v4l2_print_dv_timings()
343 			((bt->flags & V4L2_DV_FL_REDUCED_BLANKING) &&  in v4l2_print_dv_timings()
344 			 bt->vsync == 8) ? " (V2)" : "",  in v4l2_print_dv_timings()
345 			(bt->flags & V4L2_DV_FL_CAN_REDUCE_FPS) ?  in v4l2_print_dv_timings()
347 			(bt->flags & V4L2_DV_FL_REDUCED_FPS) ?  in v4l2_print_dv_timings()
349 			(bt->flags & V4L2_DV_FL_HALF_LINE) ?  in v4l2_print_dv_timings()
351 			(bt->flags & V4L2_DV_FL_IS_CE_VIDEO) ?  in v4l2_print_dv_timings()
353 			(bt->flags & V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE) ?  in v4l2_print_dv_timings()
355 			(bt->flags & V4L2_DV_FL_HAS_PICTURE_ASPECT) ?  in v4l2_print_dv_timings()
357 			(bt->flags & V4L2_DV_FL_HAS_CEA861_VIC) ?  in v4l2_print_dv_timings()
359 			(bt->flags & V4L2_DV_FL_HAS_HDMI_VIC) ?  in v4l2_print_dv_timings()
361 	pr_info("%s: standards (0x%x):%s%s%s%s%s\n", dev_prefix, bt->standards,  in v4l2_print_dv_timings()
362 			(bt->standards & V4L2_DV_BT_STD_CEA861) ?  " CEA" : "",  in v4l2_print_dv_timings()
363 			(bt->standards & V4L2_DV_BT_STD_DMT) ?  " DMT" : "",  in v4l2_print_dv_timings()
364 			(bt->standards & V4L2_DV_BT_STD_CVT) ?  " CVT" : "",  in v4l2_print_dv_timings()
365 			(bt->standards & V4L2_DV_BT_STD_GTF) ?  " GTF" : "",  in v4l2_print_dv_timings()
366 			(bt->standards & V4L2_DV_BT_STD_SDI) ?  " SDI" : "");  in v4l2_print_dv_timings()
367 	if (bt->flags & V4L2_DV_FL_HAS_PICTURE_ASPECT)  in v4l2_print_dv_timings()
369 			bt->picture_aspect.numerator,  in v4l2_print_dv_timings()
370 			bt->picture_aspect.denominator);  in v4l2_print_dv_timings()
371 	if (bt->flags & V4L2_DV_FL_HAS_CEA861_VIC)  in v4l2_print_dv_timings()
372 		pr_info("%s: CEA-861 VIC: %u\n", dev_prefix, bt->cea861_vic);  in v4l2_print_dv_timings()
373 	if (bt->flags & V4L2_DV_FL_HAS_HDMI_VIC)  in v4l2_print_dv_timings()
374 		pr_info("%s: HDMI VIC: %u\n", dev_prefix, bt->hdmi_vic);  in v4l2_print_dv_timings()
385 	if (!(t->bt.flags & V4L2_DV_FL_HAS_PICTURE_ASPECT))  in v4l2_dv_timings_aspect_ratio()
388 	ratio.numerator = t->bt.width * t->bt.picture_aspect.denominator;  in v4l2_dv_timings_aspect_ratio()
389 	ratio.denominator = t->bt.height * t->bt.picture_aspect.numerator;  in v4l2_dv_timings_aspect_ratio()
409 	const struct v4l2_bt_timings *bt = &t->bt;  in v4l2_calc_timeperframe()  local
418 	htot = V4L2_DV_BT_FRAME_WIDTH(bt);  in v4l2_calc_timeperframe()
419 	vtot = V4L2_DV_BT_FRAME_HEIGHT(bt);  in v4l2_calc_timeperframe()
420 	pclk = bt->pixelclock;  in v4l2_calc_timeperframe()
422 	if ((bt->flags & V4L2_DV_FL_CAN_DETECT_REDUCED_FPS) &&  in v4l2_calc_timeperframe()
423 	    (bt->flags & V4L2_DV_FL_REDUCED_FPS))  in v4l2_calc_timeperframe()
629 	fmt->bt.polarities = polarities;  in v4l2_detect_cvt()
630 	fmt->bt.width = image_width;  in v4l2_detect_cvt()
631 	fmt->bt.height = image_height;  in v4l2_detect_cvt()
632 	fmt->bt.hfrontporch = h_fp;  in v4l2_detect_cvt()
633 	fmt->bt.vfrontporch = v_fp;  in v4l2_detect_cvt()
634 	fmt->bt.hsync = hsync;  in v4l2_detect_cvt()
635 	fmt->bt.vsync = vsync;  in v4l2_detect_cvt()
636 	fmt->bt.hbackporch = frame_width - image_width - h_fp - hsync;  in v4l2_detect_cvt()
639 		fmt->bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_cvt()
640 		fmt->bt.interlaced = V4L2_DV_PROGRESSIVE;  in v4l2_detect_cvt()
642 		fmt->bt.vbackporch = (frame_height - image_height - 2 * v_fp -  in v4l2_detect_cvt()
644 		fmt->bt.il_vbackporch = frame_height - image_height - 2 * v_fp -  in v4l2_detect_cvt()
645 					2 * vsync - fmt->bt.vbackporch;  in v4l2_detect_cvt()
646 		fmt->bt.il_vfrontporch = v_fp;  in v4l2_detect_cvt()
647 		fmt->bt.il_vsync = vsync;  in v4l2_detect_cvt()
648 		fmt->bt.flags |= V4L2_DV_FL_HALF_LINE;  in v4l2_detect_cvt()
649 		fmt->bt.interlaced = V4L2_DV_INTERLACED;  in v4l2_detect_cvt()
652 	fmt->bt.pixelclock = pix_clk;  in v4l2_detect_cvt()
653 	fmt->bt.standards = V4L2_DV_BT_STD_CVT;  in v4l2_detect_cvt()
656 		fmt->bt.flags |= V4L2_DV_FL_REDUCED_BLANKING;  in v4l2_detect_cvt()
787 	fmt->bt.polarities = polarities;  in v4l2_detect_gtf()
788 	fmt->bt.width = image_width;  in v4l2_detect_gtf()
789 	fmt->bt.height = image_height;  in v4l2_detect_gtf()
790 	fmt->bt.hfrontporch = h_fp;  in v4l2_detect_gtf()
791 	fmt->bt.vfrontporch = v_fp;  in v4l2_detect_gtf()
792 	fmt->bt.hsync = hsync;  in v4l2_detect_gtf()
793 	fmt->bt.vsync = vsync;  in v4l2_detect_gtf()
794 	fmt->bt.hbackporch = frame_width - image_width - h_fp - hsync;  in v4l2_detect_gtf()
797 		fmt->bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_gtf()
798 		fmt->bt.interlaced = V4L2_DV_PROGRESSIVE;  in v4l2_detect_gtf()
800 		fmt->bt.vbackporch = (frame_height - image_height - 2 * v_fp -  in v4l2_detect_gtf()
802 		fmt->bt.il_vbackporch = frame_height - image_height - 2 * v_fp -  in v4l2_detect_gtf()
803 					2 * vsync - fmt->bt.vbackporch;  in v4l2_detect_gtf()
804 		fmt->bt.il_vfrontporch = v_fp;  in v4l2_detect_gtf()
805 		fmt->bt.il_vsync = vsync;  in v4l2_detect_gtf()
806 		fmt->bt.flags |= V4L2_DV_FL_HALF_LINE;  in v4l2_detect_gtf()
807 		fmt->bt.interlaced = V4L2_DV_INTERLACED;  in v4l2_detect_gtf()
810 	fmt->bt.pixelclock = pix_clk;  in v4l2_detect_gtf()
811 	fmt->bt.standards = V4L2_DV_BT_STD_GTF;  in v4l2_detect_gtf()
814 		fmt->bt.flags |= V4L2_DV_FL_REDUCED_BLANKING;  in v4l2_detect_gtf()