5 files changed, 31 insertions, 36 deletions

diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 72238eedc360..d2b8e6061933 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -1306,15 +1306,6 @@ static int h_24x7_event_init(struct perf_event *event)
 		return -EINVAL;
 	}
 
-	/* unsupported modes and filters */
-	if (event->attr.exclude_user   ||
-	    event->attr.exclude_kernel ||
-	    event->attr.exclude_hv     ||
-	    event->attr.exclude_idle   ||
-	    event->attr.exclude_host   ||
-	    event->attr.exclude_guest)
-		return -EINVAL;
-
 	/* no branch sampling */
 	if (has_branch_stack(event))
 		return -EOPNOTSUPP;
@@ -1577,6 +1568,7 @@ static struct pmu h_24x7_pmu = {
 	.start_txn   = h_24x7_event_start_txn,
 	.commit_txn  = h_24x7_event_commit_txn,
 	.cancel_txn  = h_24x7_event_cancel_txn,
+	.capabilities = PERF_PMU_CAP_NO_EXCLUDE,
 };
 
 static int hv_24x7_init(void)
diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c
index 43fabb3cae0f..735e77b09cdb 100644
--- a/arch/powerpc/perf/hv-gpci.c
+++ b/arch/powerpc/perf/hv-gpci.c
@@ -232,15 +232,6 @@ static int h_gpci_event_init(struct perf_event *event)
 		return -EINVAL;
 	}
 
-	/* unsupported modes and filters */
-	if (event->attr.exclude_user   ||
-	    event->attr.exclude_kernel ||
-	    event->attr.exclude_hv     ||
-	    event->attr.exclude_idle   ||
-	    event->attr.exclude_host   ||
-	    event->attr.exclude_guest)
-		return -EINVAL;
-
 	/* no branch sampling */
 	if (has_branch_stack(event))
 		return -EOPNOTSUPP;
@@ -285,6 +276,7 @@ static struct pmu h_gpci_pmu = {
 	.start       = h_gpci_event_start,
 	.stop        = h_gpci_event_stop,
 	.read        = h_gpci_event_update,
+	.capabilities = PERF_PMU_CAP_NO_EXCLUDE,
 };
 
 static int hv_gpci_init(void)
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index f292a3f284f1..b1c37cc3fa98 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -473,15 +473,6 @@ static int nest_imc_event_init(struct perf_event *event)
 	if (event->hw.sample_period)
 		return -EINVAL;
 
-	/* unsupported modes and filters */
-	if (event->attr.exclude_user   ||
-	    event->attr.exclude_kernel ||
-	    event->attr.exclude_hv     ||
-	    event->attr.exclude_idle   ||
-	    event->attr.exclude_host   ||
-	    event->attr.exclude_guest)
-		return -EINVAL;
-
 	if (event->cpu < 0)
 		return -EINVAL;
 
@@ -748,15 +739,6 @@ static int core_imc_event_init(struct perf_event *event)
 	if (event->hw.sample_period)
 		return -EINVAL;
 
-	/* unsupported modes and filters */
-	if (event->attr.exclude_user   ||
-	    event->attr.exclude_kernel ||
-	    event->attr.exclude_hv     ||
-	    event->attr.exclude_idle   ||
-	    event->attr.exclude_host   ||
-	    event->attr.exclude_guest)
-		return -EINVAL;
-
 	if (event->cpu < 0)
 		return -EINVAL;
 
@@ -1069,6 +1051,7 @@ static int update_pmu_ops(struct imc_pmu *pmu)
 	pmu->pmu.stop = imc_event_stop;
 	pmu->pmu.read = imc_event_update;
 	pmu->pmu.attr_groups = pmu->attr_groups;
+	pmu->pmu.capabilities = PERF_PMU_CAP_NO_EXCLUDE;
 	pmu->attr_groups[IMC_FORMAT_ATTR] = &imc_format_group;
 
 	switch (pmu->domain) {
diff --git a/arch/powerpc/perf/power9-events-list.h b/arch/powerpc/perf/power9-events-list.h
index 7de344b7d9cc..063c9d9f2516 100644
--- a/arch/powerpc/perf/power9-events-list.h
+++ b/arch/powerpc/perf/power9-events-list.h
@@ -97,3 +97,27 @@ EVENT(PM_MRK_DTLB_MISS_64K,			0x3d156)
 EVENT(PM_DTLB_MISS_16M,				0x4c056)
 EVENT(PM_DTLB_MISS_1G,				0x4c05a)
 EVENT(PM_MRK_DTLB_MISS_16M,			0x4c15e)
+
+/*
+ * Memory Access Events
+ *
+ * Primary PMU event used here is PM_MRK_INST_CMPL (0x401e0)
+ * To enable capturing of memory profiling, these MMCRA bits
+ * needs to be programmed and corresponding raw event format
+ * encoding.
+ *
+ * MMCRA bits encoding needed are
+ *     SM (Sampling Mode)
+ *     EM (Eligibility for Random Sampling)
+ *     TECE (Threshold Event Counter Event)
+ *     TS (Threshold Start Event)
+ *     TE (Threshold End Event)
+ *
+ * Corresponding Raw Encoding bits:
+ *     sample [EM,SM]
+ *     thresh_sel (TECE)
+ *     thresh start (TS)
+ *     thresh end (TE)
+ */
+EVENT(MEM_LOADS,				0x34340401e0)
+EVENT(MEM_STORES,				0x343c0401e0)
diff --git a/arch/powerpc/perf/power9-pmu.c b/arch/powerpc/perf/power9-pmu.c
index 0ff9c43733e9..030544e35959 100644
--- a/arch/powerpc/perf/power9-pmu.c
+++ b/arch/powerpc/perf/power9-pmu.c
@@ -160,6 +160,8 @@ GENERIC_EVENT_ATTR(branch-instructions,		PM_BR_CMPL);
 GENERIC_EVENT_ATTR(branch-misses,		PM_BR_MPRED_CMPL);
 GENERIC_EVENT_ATTR(cache-references,		PM_LD_REF_L1);
 GENERIC_EVENT_ATTR(cache-misses,		PM_LD_MISS_L1_FIN);
+GENERIC_EVENT_ATTR(mem-loads,			MEM_LOADS);
+GENERIC_EVENT_ATTR(mem-stores,			MEM_STORES);
 
 CACHE_EVENT_ATTR(L1-dcache-load-misses,		PM_LD_MISS_L1_FIN);
 CACHE_EVENT_ATTR(L1-dcache-loads,		PM_LD_REF_L1);
@@ -185,6 +187,8 @@ static struct attribute *power9_events_attr[] = {
 	GENERIC_EVENT_PTR(PM_BR_MPRED_CMPL),
 	GENERIC_EVENT_PTR(PM_LD_REF_L1),
 	GENERIC_EVENT_PTR(PM_LD_MISS_L1_FIN),
+	GENERIC_EVENT_PTR(MEM_LOADS),
+	GENERIC_EVENT_PTR(MEM_STORES),
 	CACHE_EVENT_PTR(PM_LD_MISS_L1_FIN),
 	CACHE_EVENT_PTR(PM_LD_REF_L1),
 	CACHE_EVENT_PTR(PM_L1_PREF),