440 void pt_tcal_init(struct pt_time_cal *tcal)  in pt_tcal_init()  argument
442 	if (!tcal)  in pt_tcal_init()
445 	memset(tcal, 0, sizeof(*tcal));  in pt_tcal_init()
447 	tcal->min_fcr = UINT64_MAX;  in pt_tcal_init()
450 static int pt_tcal_have_fcr(const struct pt_time_cal *tcal)  in pt_tcal_have_fcr()  argument
452 	if (!tcal)  in pt_tcal_have_fcr()
455 	return (tcal->min_fcr <= tcal->max_fcr);  in pt_tcal_have_fcr()
458 int pt_tcal_fcr(uint64_t *fcr, const struct pt_time_cal *tcal)  in pt_tcal_fcr()  argument
460 	if (!fcr || !tcal)  in pt_tcal_fcr()
463 	if (!pt_tcal_have_fcr(tcal))  in pt_tcal_fcr()
466 	*fcr = tcal->fcr;  in pt_tcal_fcr()
471 int pt_tcal_set_fcr(struct pt_time_cal *tcal, uint64_t fcr)  in pt_tcal_set_fcr()  argument
473 	if (!tcal)  in pt_tcal_set_fcr()
476 	tcal->fcr = fcr;  in pt_tcal_set_fcr()
478 	if (fcr < tcal->min_fcr)  in pt_tcal_set_fcr()
479 		tcal->min_fcr = fcr;  in pt_tcal_set_fcr()
481 	if (fcr > tcal->max_fcr)  in pt_tcal_set_fcr()
482 		tcal->max_fcr = fcr;  in pt_tcal_set_fcr()
487 int pt_tcal_update_psb(struct pt_time_cal *tcal,  in pt_tcal_update_psb()  argument
490 	if (!tcal || !config)  in pt_tcal_update_psb()
494 		tcal->check_skl168 = 1;  in pt_tcal_update_psb()
499 int pt_tcal_update_tsc(struct pt_time_cal *tcal,  in pt_tcal_update_tsc()  argument
505 	if (!tcal || !packet)  in pt_tcal_update_tsc()
512 	tcal->tsc = packet->tsc;  in pt_tcal_update_tsc()
513 	tcal->cyc_tsc = 0ull;  in pt_tcal_update_tsc()
518 int pt_tcal_header_tsc(struct pt_time_cal *tcal,  in pt_tcal_header_tsc()  argument
526 	if (!tcal || !packet)  in pt_tcal_header_tsc()
529 	last_tsc = tcal->tsc;  in pt_tcal_header_tsc()
530 	cyc = tcal->cyc_tsc;  in pt_tcal_header_tsc()
534 	tcal->tsc = tsc;  in pt_tcal_header_tsc()
535 	tcal->cyc_tsc = 0ull;  in pt_tcal_header_tsc()
541 	if (tcal->have_mtc)  in pt_tcal_header_tsc()
564 	return pt_tcal_set_fcr(tcal, fcr);  in pt_tcal_header_tsc()
567 int pt_tcal_update_cbr(struct pt_time_cal *tcal,  in pt_tcal_update_cbr()  argument
574 	pt_tcal_init(tcal);  in pt_tcal_update_cbr()
576 	return pt_tcal_header_cbr(tcal, packet, config);  in pt_tcal_update_cbr()
579 int pt_tcal_header_cbr(struct pt_time_cal *tcal,  in pt_tcal_header_cbr()  argument
585 	if (!tcal || !packet || !config)  in pt_tcal_header_cbr()
599 	return pt_tcal_set_fcr(tcal, fcr);  in pt_tcal_header_cbr()
602 int pt_tcal_update_tma(struct pt_time_cal *tcal,  in pt_tcal_update_tma()  argument
606 	(void) tcal;  in pt_tcal_update_tma()
614 int pt_tcal_update_mtc(struct pt_time_cal *tcal,  in pt_tcal_update_mtc()  argument
622 	if (!tcal || !packet || !config)  in pt_tcal_update_mtc()
625 	last_ctc = tcal->ctc;  in pt_tcal_update_mtc()
626 	have_mtc = tcal->have_mtc;  in pt_tcal_update_mtc()
627 	cyc = tcal->cyc_mtc;  in pt_tcal_update_mtc()
628 	check_skl168 = tcal->check_skl168;  in pt_tcal_update_mtc()
631 	tcal->check_skl168 = 0;  in pt_tcal_update_mtc()
637 		tcal->cyc_mtc = 0ull;  in pt_tcal_update_mtc()
638 		tcal->ctc = ctc;  in pt_tcal_update_mtc()
639 		tcal->have_mtc = 1;  in pt_tcal_update_mtc()
651 	tcal->have_mtc = 1;  in pt_tcal_update_mtc()
652 	tcal->cyc_mtc = 0ull;  in pt_tcal_update_mtc()
653 	tcal->ctc = ctc;  in pt_tcal_update_mtc()
656 	tcal->lost_mtc += 1;  in pt_tcal_update_mtc()
702 		if ((config->mtc_freq < 10) && pt_tcal_have_fcr(tcal)) {  in pt_tcal_update_mtc()
708 			dfc = (tcal->fcr * (cyc + 0xf00)) >> pt_tcal_fcr_shr;  in pt_tcal_update_mtc()
719 	errcode = pt_tcal_set_fcr(tcal, fcr);  in pt_tcal_update_mtc()
724 	tcal->lost_mtc = 0;  in pt_tcal_update_mtc()
729 int pt_tcal_update_cyc(struct pt_time_cal *tcal,  in pt_tcal_update_cyc()  argument
737 	if (!tcal || !packet)  in pt_tcal_update_cyc()
741 	tcal->cyc_mtc += cyc;  in pt_tcal_update_cyc()
742 	tcal->cyc_tsc += cyc;  in pt_tcal_update_cyc()
747 int pt_tcal_update_ovf(struct pt_time_cal *tcal,  in pt_tcal_update_ovf()  argument
750 	if (!tcal || !config)  in pt_tcal_update_ovf()
753 	tcal->tsc = 0ull;  in pt_tcal_update_ovf()
754 	tcal->cyc_tsc = 0ull;  in pt_tcal_update_ovf()
755 	tcal->cyc_mtc = 0ull;  in pt_tcal_update_ovf()
756 	tcal->ctc = 0;  in pt_tcal_update_ovf()
757 	tcal->have_mtc = 0;  in pt_tcal_update_ovf()