diff --git a/arch/arm/include/asm/arm_pmuv3.h b/arch/arm/include/asm/arm_pmuv3.h
index 72529f5e2bed..a41b503b7dcd 100644
--- a/arch/arm/include/asm/arm_pmuv3.h
+++ b/arch/arm/include/asm/arm_pmuv3.h
@@ -23,6 +23,8 @@
 #define PMUSERENR		__ACCESS_CP15(c9,  0, c14, 0)
 #define PMINTENSET		__ACCESS_CP15(c9,  0, c14, 1)
 #define PMINTENCLR		__ACCESS_CP15(c9,  0, c14, 2)
+#define PMCEID2			__ACCESS_CP15(c9,  0, c14, 4)
+#define PMCEID3			__ACCESS_CP15(c9,  0, c14, 5)
 #define PMMIR			__ACCESS_CP15(c9,  0, c14, 6)
 #define PMCCFILTR		__ACCESS_CP15(c14, 0, c15, 7)
 
@@ -150,21 +152,6 @@ static inline u64 read_pmccntr(void)
 	return read_sysreg(PMCCNTR);
 }
 
-static inline void write_pmxevcntr(u32 val)
-{
-	write_sysreg(val, PMXEVCNTR);
-}
-
-static inline u32 read_pmxevcntr(void)
-{
-	return read_sysreg(PMXEVCNTR);
-}
-
-static inline void write_pmxevtyper(u32 val)
-{
-	write_sysreg(val, PMXEVTYPER);
-}
-
 static inline void write_pmcntenset(u32 val)
 {
 	write_sysreg(val, PMCNTENSET);
@@ -205,16 +192,6 @@ static inline void write_pmuserenr(u32 val)
 	write_sysreg(val, PMUSERENR);
 }
 
-static inline u32 read_pmceid0(void)
-{
-	return read_sysreg(PMCEID0);
-}
-
-static inline u32 read_pmceid1(void)
-{
-	return read_sysreg(PMCEID1);
-}
-
 static inline void kvm_set_pmu_events(u32 set, struct perf_event_attr *attr) {}
 static inline void kvm_clr_pmu_events(u32 clr) {}
 static inline bool kvm_pmu_counter_deferred(struct perf_event_attr *attr)
@@ -231,6 +208,7 @@ static inline void kvm_vcpu_pmu_resync_el0(void) {}
 
 /* PMU Version in DFR Register */
 #define ARMV8_PMU_DFR_VER_NI        0
+#define ARMV8_PMU_DFR_VER_V3P1      0x4
 #define ARMV8_PMU_DFR_VER_V3P4      0x5
 #define ARMV8_PMU_DFR_VER_V3P5      0x6
 #define ARMV8_PMU_DFR_VER_IMP_DEF   0xF
@@ -251,4 +229,24 @@ static inline bool is_pmuv3p5(int pmuver)
 	return pmuver >= ARMV8_PMU_DFR_VER_V3P5;
 }
 
+static inline u64 read_pmceid0(void)
+{
+	u64 val = read_sysreg(PMCEID0);
+
+	if (read_pmuver() >= ARMV8_PMU_DFR_VER_V3P1)
+		val |= (u64)read_sysreg(PMCEID2) << 32;
+
+	return val;
+}
+
+static inline u64 read_pmceid1(void)
+{
+	u64 val = read_sysreg(PMCEID1);
+
+	if (read_pmuver() >= ARMV8_PMU_DFR_VER_V3P1)
+		val |= (u64)read_sysreg(PMCEID3) << 32;
+
+	return val;
+}
+
 #endif
diff --git a/arch/arm64/include/asm/arm_pmuv3.h b/arch/arm64/include/asm/arm_pmuv3.h
index 18dc2fb3d7b7..c27404fa4418 100644
--- a/arch/arm64/include/asm/arm_pmuv3.h
+++ b/arch/arm64/include/asm/arm_pmuv3.h
@@ -46,12 +46,12 @@ static inline u32 read_pmuver(void)
 			ID_AA64DFR0_EL1_PMUVer_SHIFT);
 }
 
-static inline void write_pmcr(u32 val)
+static inline void write_pmcr(u64 val)
 {
 	write_sysreg(val, pmcr_el0);
 }
 
-static inline u32 read_pmcr(void)
+static inline u64 read_pmcr(void)
 {
 	return read_sysreg(pmcr_el0);
 }
@@ -71,21 +71,6 @@ static inline u64 read_pmccntr(void)
 	return read_sysreg(pmccntr_el0);
 }
 
-static inline void write_pmxevcntr(u32 val)
-{
-	write_sysreg(val, pmxevcntr_el0);
-}
-
-static inline u32 read_pmxevcntr(void)
-{
-	return read_sysreg(pmxevcntr_el0);
-}
-
-static inline void write_pmxevtyper(u32 val)
-{
-	write_sysreg(val, pmxevtyper_el0);
-}
-
 static inline void write_pmcntenset(u32 val)
 {
 	write_sysreg(val, pmcntenset_el0);
@@ -106,7 +91,7 @@ static inline void write_pmintenclr(u32 val)
 	write_sysreg(val, pmintenclr_el1);
 }
 
-static inline void write_pmccfiltr(u32 val)
+static inline void write_pmccfiltr(u64 val)
 {
 	write_sysreg(val, pmccfiltr_el0);
 }
@@ -126,12 +111,12 @@ static inline void write_pmuserenr(u32 val)
 	write_sysreg(val, pmuserenr_el0);
 }
 
-static inline u32 read_pmceid0(void)
+static inline u64 read_pmceid0(void)
 {
 	return read_sysreg(pmceid0_el0);
 }
 
-static inline u32 read_pmceid1(void)
+static inline u64 read_pmceid1(void)
 {
 	return read_sysreg(pmceid1_el0);
 }
diff --git a/drivers/perf/arm_pmuv3.c b/drivers/perf/arm_pmuv3.c
index 18b91b56af1d..6ca7be05229c 100644
--- a/drivers/perf/arm_pmuv3.c
+++ b/drivers/perf/arm_pmuv3.c
@@ -428,12 +428,12 @@ static inline bool armv8pmu_event_is_chained(struct perf_event *event)
 #define	ARMV8_IDX_TO_COUNTER(x)	\
 	(((x) - ARMV8_IDX_COUNTER0) & ARMV8_PMU_COUNTER_MASK)
 
-static inline u32 armv8pmu_pmcr_read(void)
+static inline u64 armv8pmu_pmcr_read(void)
 {
 	return read_pmcr();
 }
 
-static inline void armv8pmu_pmcr_write(u32 val)
+static inline void armv8pmu_pmcr_write(u64 val)
 {
 	val &= ARMV8_PMU_PMCR_MASK;
 	isb();
@@ -957,7 +957,7 @@ static int armv8pmu_set_event_filter(struct hw_perf_event *event,
 static void armv8pmu_reset(void *info)
 {
 	struct arm_pmu *cpu_pmu = (struct arm_pmu *)info;
-	u32 pmcr;
+	u64 pmcr;
 
 	/* The counter and interrupt enable registers are unknown at reset. */
 	armv8pmu_disable_counter(U32_MAX);
