1 // SPDX-License-Identifier: GPL-2.0-only
37 	/* 2) clear MMCR0[PMAO] - docs say BESCR[PMEO] should do this */  in reset_ebb_with_clear_mask()
38 	/* 3) set MMCR0[PMAE]	- docs say BESCR[PME] should do this */  in reset_ebb_with_clear_mask()
48 	/* 6) rfebb 1 - done in our caller */  in reset_ebb_with_clear_mask()
73 	u64 count, upper, lower;  in ebb_check_count()  local
77 	lower = ebb_state.stats.ebb_count * (sample_period - fudge);  in ebb_check_count()
79 	if (count < lower) {  in ebb_check_count()
80 		printf("PMC%d count (0x%llx) below lower limit 0x%llx (-0x%llx)\n",  in ebb_check_count()
81 			pmc, count, lower, lower - count);  in ebb_check_count()
89 			pmc, count, upper, count - upper);  in ebb_check_count()
93 	printf("PMC%d count (0x%llx) is between 0x%llx and 0x%llx delta +0x%llx/-0x%llx\n",  in ebb_check_count()
94 		pmc, count, lower, upper, count - lower, upper - count);  in ebb_check_count()
145 	entry = opd->entry;  in setup_ebb_handler()
264 		ebb_state.stats.pmc_count[PMC_INDEX(pmc)] += val - start_value;  in count_pmc()
266 	trace_log_reg(ebb_state.trace, SPRN_PMC1 + pmc - 1, val);  in count_pmc()
282 	rc = ioctl(e->fd, PERF_EVENT_IOC_ENABLE);  in ebb_event_enable()
333 	e->attr.config |= (1ull << 63);  in event_ebb_init()
338 	e->attr.config |= (1ull << 62) | ((u64)ifm << 60);  in event_bhrb_init()
345 	e->attr.exclusive = 1;  in event_leader_ebb_init()
346 	e->attr.pinned = 1;  in event_leader_ebb_init()
390 		/* To try and hit SIGILL case */  in ebb_child()
443 		case 1: mtspr(SPRN_PMC1, value); break;  in write_pmc()
444 		case 2: mtspr(SPRN_PMC2, value); break;  in write_pmc()
445 		case 3: mtspr(SPRN_PMC3, value); break;  in write_pmc()
446 		case 4: mtspr(SPRN_PMC4, value); break;  in write_pmc()
447 		case 5: mtspr(SPRN_PMC5, value); break;  in write_pmc()
448 		case 6: mtspr(SPRN_PMC6, value); break;  in write_pmc()
455 		case 1: return mfspr(SPRN_PMC1);  in read_pmc()
456 		case 2: return mfspr(SPRN_PMC2);  in read_pmc()
457 		case 3: return mfspr(SPRN_PMC3);  in read_pmc()
458 		case 4: return mfspr(SPRN_PMC4);  in read_pmc()
459 		case 5: return mfspr(SPRN_PMC5);  in read_pmc()
460 		case 6: return mfspr(SPRN_PMC6);  in read_pmc()