16 u64 perf_time_to_tsc(u64 ns, struct perf_tsc_conversion *tc)  in perf_time_to_tsc()  argument
20 	t = ns - tc->time_zero;  in perf_time_to_tsc()
21 	quot = t / tc->time_mult;  in perf_time_to_tsc()
22 	rem  = t % tc->time_mult;  in perf_time_to_tsc()
23 	return (quot << tc->time_shift) +  in perf_time_to_tsc()
24 	       (rem << tc->time_shift) / tc->time_mult;  in perf_time_to_tsc()
27 u64 tsc_to_perf_time(u64 cyc, struct perf_tsc_conversion *tc)  in tsc_to_perf_time()  argument
31 	if (tc->cap_user_time_short)  in tsc_to_perf_time()
32 		cyc = tc->time_cycles +  in tsc_to_perf_time()
33 			((cyc - tc->time_cycles) & tc->time_mask);  in tsc_to_perf_time()
35 	quot = cyc >> tc->time_shift;  in tsc_to_perf_time()
36 	rem  = cyc & (((u64)1 << tc->time_shift) - 1);  in tsc_to_perf_time()
37 	return tc->time_zero + quot * tc->time_mult +  in tsc_to_perf_time()
38 	       ((rem * tc->time_mult) >> tc->time_shift);  in tsc_to_perf_time()
42 			     struct perf_tsc_conversion *tc)  in perf_read_tsc_conversion()  argument
50 		tc->time_mult = pc->time_mult;  in perf_read_tsc_conversion()
51 		tc->time_shift = pc->time_shift;  in perf_read_tsc_conversion()
52 		tc->time_zero = pc->time_zero;  in perf_read_tsc_conversion()
53 		tc->time_cycles = pc->time_cycles;  in perf_read_tsc_conversion()
54 		tc->time_mask = pc->time_mask;  in perf_read_tsc_conversion()
55 		tc->cap_user_time_zero = pc->cap_user_time_zero;  in perf_read_tsc_conversion()
56 		tc->cap_user_time_short	= pc->cap_user_time_short;  in perf_read_tsc_conversion()
66 	if (!tc->cap_user_time_zero)  in perf_read_tsc_conversion()
85 	struct perf_tsc_conversion tc;  in perf_event__synth_time_conv()  local
90 	err = perf_read_tsc_conversion(pc, &tc);  in perf_event__synth_time_conv()
98 	event.time_conv.time_mult  = tc.time_mult;  in perf_event__synth_time_conv()
99 	event.time_conv.time_shift = tc.time_shift;  in perf_event__synth_time_conv()
100 	event.time_conv.time_zero  = tc.time_zero;  in perf_event__synth_time_conv()
101 	event.time_conv.time_cycles = tc.time_cycles;  in perf_event__synth_time_conv()
102 	event.time_conv.time_mask = tc.time_mask;  in perf_event__synth_time_conv()
103 	event.time_conv.cap_user_time_zero = tc.cap_user_time_zero;  in perf_event__synth_time_conv()
104 	event.time_conv.cap_user_time_short = tc.cap_user_time_short;  in perf_event__synth_time_conv()