From: Seiya Wang <seiya.wang@mediatek.com>
To: Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
"Rob Herring" <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com,
Peter Zijlstra <peterz@infradead.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Seiya Wang <seiya.wang@mediatek.com>,
linux-kernel@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Ingo Molnar <mingo@redhat.com>,
linux-mediatek@lists.infradead.org,
Matthias Brugger <matthias.bgg@gmail.com>,
Namhyung Kim <namhyung@kernel.org>, Jiri Olsa <jolsa@redhat.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/2] arm64: perf: add support for Cortex-A78
Date: Wed, 3 Feb 2021 13:53:47 +0800 [thread overview]
Message-ID: <20210203055348.4935-2-seiya.wang@mediatek.com> (raw)
In-Reply-To: <20210203055348.4935-1-seiya.wang@mediatek.com>
Add support for Cortex-A78 using generic PMUv3 for now.
Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
---
arch/arm64/kernel/perf_event.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index 38bb07eff872..62ec2b4ea403 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -1190,6 +1190,12 @@ static int armv8_a77_pmu_init(struct arm_pmu *cpu_pmu)
armv8_pmuv3_map_event);
}
+static int armv8_a78_pmu_init(struct arm_pmu *cpu_pmu)
+{
+ return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a78",
+ armv8_pmuv3_map_event);
+}
+
static int armv8_e1_pmu_init(struct arm_pmu *cpu_pmu)
{
return armv8_pmu_init_nogroups(cpu_pmu, "armv8_neoverse_e1",
@@ -1227,6 +1233,7 @@ static const struct of_device_id armv8_pmu_of_device_ids[] = {
{.compatible = "arm,cortex-a75-pmu", .data = armv8_a75_pmu_init},
{.compatible = "arm,cortex-a76-pmu", .data = armv8_a76_pmu_init},
{.compatible = "arm,cortex-a77-pmu", .data = armv8_a77_pmu_init},
+ {.compatible = "arm,cortex-a78-pmu", .data = armv8_a78_pmu_init},
{.compatible = "arm,neoverse-e1-pmu", .data = armv8_e1_pmu_init},
{.compatible = "arm,neoverse-n1-pmu", .data = armv8_n1_pmu_init},
{.compatible = "cavium,thunder-pmu", .data = armv8_thunder_pmu_init},
--
2.14.1
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next prev parent reply other threads:[~2021-02-03 5:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-03 5:53 [PATCH v2 0/2] Add support for ARM Cortex-A78 PMU Seiya Wang
2021-02-03 5:53 ` Seiya Wang [this message]
2021-02-03 5:53 ` [PATCH v2 2/2] dt-bindings: arm: add Cortex-A78 binding Seiya Wang
2021-02-03 12:38 ` [PATCH v2 0/2] Add support for ARM Cortex-A78 PMU Mark Rutland
2021-02-03 21:31 ` Will Deacon
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