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Thu, 26 Nov 2020 16:56:18 +0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 0AQGt0tr5571178 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 26 Nov 2020 16:55:01 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C5E674C04A; Thu, 26 Nov 2020 16:55:00 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CEEB84C044; Thu, 26 Nov 2020 16:54:58 +0000 (GMT) Received: from localhost.localdomain.localdomain (unknown [9.79.231.24]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 26 Nov 2020 16:54:58 +0000 (GMT) From: Athira Rajeev To: mpe@ellerman.id.au Subject: [PATCH V2 4/7] powerpc/perf: Add generic and cache event list for power10 DD1 Date: Thu, 26 Nov 2020 11:54:41 -0500 Message-Id: <1606409684-1589-5-git-send-email-atrajeev@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1606409684-1589-1-git-send-email-atrajeev@linux.vnet.ibm.com> References: <1606409684-1589-1-git-send-email-atrajeev@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312, 18.0.737 definitions=2020-11-26_06:2020-11-26, 2020-11-26 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 mlxlogscore=999 spamscore=0 impostorscore=0 bulkscore=0 clxscore=1015 priorityscore=1501 mlxscore=0 suspectscore=1 lowpriorityscore=0 phishscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011260097 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: maddy@linux.ibm.com, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" There are event code updates for some of the generic events and cache events for power10. Inorder to maintain the current event codes work with DD1 also, create a new array of generic_events, cache_events and pmu_attr_groups with suffix _dd1, example, power10_events_attr_dd1. So that further updates to event codes can be made in the original list, ie, power10_events_attr. Update the power10 pmu init code to pick the dd1 list while registering the power PMU, based on the pvr (Processor Version Register) value. Signed-off-by: Athira Rajeev --- arch/powerpc/perf/power10-pmu.c | 152 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 152 insertions(+) diff --git a/arch/powerpc/perf/power10-pmu.c b/arch/powerpc/perf/power10-pmu.c index 88c5430..bc3d4dd 100644 --- a/arch/powerpc/perf/power10-pmu.c +++ b/arch/powerpc/perf/power10-pmu.c @@ -129,6 +129,31 @@ static int power10_get_alternatives(u64 event, unsigned int flags, u64 alt[]) CACHE_EVENT_ATTR(dTLB-load-misses, PM_DTLB_MISS); CACHE_EVENT_ATTR(iTLB-load-misses, PM_ITLB_MISS); +static struct attribute *power10_events_attr_dd1[] = { + GENERIC_EVENT_PTR(PM_RUN_CYC), + GENERIC_EVENT_PTR(PM_RUN_INST_CMPL), + GENERIC_EVENT_PTR(PM_BR_CMPL), + GENERIC_EVENT_PTR(PM_BR_MPRED_CMPL), + GENERIC_EVENT_PTR(PM_LD_REF_L1), + GENERIC_EVENT_PTR(PM_LD_MISS_L1), + GENERIC_EVENT_PTR(MEM_LOADS), + GENERIC_EVENT_PTR(MEM_STORES), + CACHE_EVENT_PTR(PM_LD_MISS_L1), + CACHE_EVENT_PTR(PM_LD_REF_L1), + CACHE_EVENT_PTR(PM_LD_PREFETCH_CACHE_LINE_MISS), + CACHE_EVENT_PTR(PM_ST_MISS_L1), + CACHE_EVENT_PTR(PM_L1_ICACHE_MISS), + CACHE_EVENT_PTR(PM_INST_FROM_L1), + CACHE_EVENT_PTR(PM_IC_PREF_REQ), + CACHE_EVENT_PTR(PM_DATA_FROM_L3MISS), + CACHE_EVENT_PTR(PM_DATA_FROM_L3), + CACHE_EVENT_PTR(PM_BR_MPRED_CMPL), + CACHE_EVENT_PTR(PM_BR_CMPL), + CACHE_EVENT_PTR(PM_DTLB_MISS), + CACHE_EVENT_PTR(PM_ITLB_MISS), + NULL +}; + static struct attribute *power10_events_attr[] = { GENERIC_EVENT_PTR(PM_RUN_CYC), GENERIC_EVENT_PTR(PM_RUN_INST_CMPL), @@ -154,6 +179,11 @@ static int power10_get_alternatives(u64 event, unsigned int flags, u64 alt[]) NULL }; +static struct attribute_group power10_pmu_events_group_dd1 = { + .name = "events", + .attrs = power10_events_attr_dd1, +}; + static struct attribute_group power10_pmu_events_group = { .name = "events", .attrs = power10_events_attr, @@ -205,12 +235,27 @@ static int power10_get_alternatives(u64 event, unsigned int flags, u64 alt[]) .attrs = power10_pmu_format_attr, }; +static const struct attribute_group *power10_pmu_attr_groups_dd1[] = { + &power10_pmu_format_group, + &power10_pmu_events_group_dd1, + NULL, +}; + static const struct attribute_group *power10_pmu_attr_groups[] = { &power10_pmu_format_group, &power10_pmu_events_group, NULL, }; +static int power10_generic_events_dd1[] = { + [PERF_COUNT_HW_CPU_CYCLES] = PM_RUN_CYC, + [PERF_COUNT_HW_INSTRUCTIONS] = PM_RUN_INST_CMPL, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = PM_BR_CMPL, + [PERF_COUNT_HW_BRANCH_MISSES] = PM_BR_MPRED_CMPL, + [PERF_COUNT_HW_CACHE_REFERENCES] = PM_LD_REF_L1, + [PERF_COUNT_HW_CACHE_MISSES] = PM_LD_MISS_L1, +}; + static int power10_generic_events[] = { [PERF_COUNT_HW_CPU_CYCLES] = PM_RUN_CYC, [PERF_COUNT_HW_INSTRUCTIONS] = PM_RUN_INST_CMPL, @@ -276,6 +321,107 @@ static void power10_config_bhrb(u64 pmu_bhrb_filter) * 0 means not supported, -1 means nonsensical, other values * are event codes. */ +static u64 power10_cache_events_dd1[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = { + [C(L1D)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = PM_LD_REF_L1, + [C(RESULT_MISS)] = PM_LD_MISS_L1, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = 0, + [C(RESULT_MISS)] = PM_ST_MISS_L1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = PM_LD_PREFETCH_CACHE_LINE_MISS, + [C(RESULT_MISS)] = 0, + }, + }, + [C(L1I)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = PM_INST_FROM_L1, + [C(RESULT_MISS)] = PM_L1_ICACHE_MISS, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = PM_INST_FROM_L1MISS, + [C(RESULT_MISS)] = -1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = PM_IC_PREF_REQ, + [C(RESULT_MISS)] = 0, + }, + }, + [C(LL)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = PM_DATA_FROM_L3, + [C(RESULT_MISS)] = PM_DATA_FROM_L3MISS, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = 0, + }, + }, + [C(DTLB)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = 0, + [C(RESULT_MISS)] = PM_DTLB_MISS, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + }, + [C(ITLB)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = 0, + [C(RESULT_MISS)] = PM_ITLB_MISS, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + }, + [C(BPU)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = PM_BR_CMPL, + [C(RESULT_MISS)] = PM_BR_MPRED_CMPL, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + }, + [C(NODE)] = { + [C(OP_READ)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + [C(OP_WRITE)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + [C(OP_PREFETCH)] = { + [C(RESULT_ACCESS)] = -1, + [C(RESULT_MISS)] = -1, + }, + }, +}; + static u64 power10_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = { [C(L1D)] = { [C(OP_READ)] = { @@ -422,6 +568,12 @@ int init_power10_pmu(void) /* Set the PERF_REG_EXTENDED_MASK here */ PERF_REG_EXTENDED_MASK = PERF_REG_PMU_MASK_31; + if ((PVR_CFG(pvr) == 1)) { + power10_pmu.generic_events = power10_generic_events_dd1; + power10_pmu.attr_groups = power10_pmu_attr_groups_dd1; + power10_pmu.cache_events = &power10_cache_events_dd1; + } + rc = register_power_pmu(&power10_pmu); if (rc) return rc;