497 rtsc_init(struct runtime_sc *rtsc, struct internal_sc *isc, u64 x, u64 y)  in rtsc_init()  argument
499 	rtsc->x	   = x;  in rtsc_init()
500 	rtsc->y    = y;  in rtsc_init()
501 	rtsc->sm1  = isc->sm1;  in rtsc_init()
502 	rtsc->ism1 = isc->ism1;  in rtsc_init()
503 	rtsc->dx   = isc->dx;  in rtsc_init()
504 	rtsc->dy   = isc->dy;  in rtsc_init()
505 	rtsc->sm2  = isc->sm2;  in rtsc_init()
506 	rtsc->ism2 = isc->ism2;  in rtsc_init()
514 rtsc_y2x(struct runtime_sc *rtsc, u64 y)  in rtsc_y2x()  argument
518 	if (y < rtsc->y)  in rtsc_y2x()
519 		x = rtsc->x;  in rtsc_y2x()
520 	else if (y <= rtsc->y + rtsc->dy) {  in rtsc_y2x()
522 		if (rtsc->dy == 0)  in rtsc_y2x()
523 			x = rtsc->x + rtsc->dx;  in rtsc_y2x()
525 			x = rtsc->x + seg_y2x(y - rtsc->y, rtsc->ism1);  in rtsc_y2x()
528 		x = rtsc->x + rtsc->dx  in rtsc_y2x()
529 		    + seg_y2x(y - rtsc->y - rtsc->dy, rtsc->ism2);  in rtsc_y2x()
535 rtsc_x2y(struct runtime_sc *rtsc, u64 x)  in rtsc_x2y()  argument
539 	if (x <= rtsc->x)  in rtsc_x2y()
540 		y = rtsc->y;  in rtsc_x2y()
541 	else if (x <= rtsc->x + rtsc->dx)  in rtsc_x2y()
543 		y = rtsc->y + seg_x2y(x - rtsc->x, rtsc->sm1);  in rtsc_x2y()
546 		y = rtsc->y + rtsc->dy  in rtsc_x2y()
547 		    + seg_x2y(x - rtsc->x - rtsc->dx, rtsc->sm2);  in rtsc_x2y()
556 rtsc_min(struct runtime_sc *rtsc, struct internal_sc *isc, u64 x, u64 y)  in rtsc_min()  argument
563 		y1 = rtsc_x2y(rtsc, x);  in rtsc_min()
567 		rtsc->x = x;  in rtsc_min()
568 		rtsc->y = y;  in rtsc_min()
578 	y1 = rtsc_x2y(rtsc, x);  in rtsc_min()
584 	y2 = rtsc_x2y(rtsc, x + isc->dx);  in rtsc_min()
587 		rtsc->x = x;  in rtsc_min()
588 		rtsc->y = y;  in rtsc_min()
589 		rtsc->dx = isc->dx;  in rtsc_min()
590 		rtsc->dy = isc->dy;  in rtsc_min()
607 	if (rtsc->x + rtsc->dx > x)  in rtsc_min()
608 		dx += rtsc->x + rtsc->dx - x;  in rtsc_min()
611 	rtsc->x = x;  in rtsc_min()
612 	rtsc->y = y;  in rtsc_min()
613 	rtsc->dx = dx;  in rtsc_min()
614 	rtsc->dy = dy;  in rtsc_min()