250 	if (!drvdata->trfcr)  in etm4x_prohibit_trace()
267 	u64 trfcr = drvdata->trfcr;  in etm4x_allow_trace()  local
270 	if (!trfcr)  in etm4x_allow_trace()
274 		trfcr &= ~TRFCR_ELx_ExTRE;  in etm4x_allow_trace()
276 		trfcr &= ~TRFCR_ELx_E0TRE;  in etm4x_allow_trace()
278 	write_trfcr(trfcr);  in etm4x_allow_trace()
1040 	u64 trfcr;  in cpu_detect_trace_filtering()  local
1042 	drvdata->trfcr = 0;  in cpu_detect_trace_filtering()
1051 	trfcr = (TRFCR_ELx_TS_VIRTUAL |  in cpu_detect_trace_filtering()
1057 		trfcr |= TRFCR_EL2_CX;  in cpu_detect_trace_filtering()
1059 	drvdata->trfcr = trfcr;  in cpu_detect_trace_filtering()
1700 	if (drvdata->trfcr)  in etm4_cpu_save()
1809 	if (drvdata->trfcr)  in etm4_cpu_restore()