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From: Thierry Reding <thierry.reding@gmail.com>
To: Will Deacon <will@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Thierry Reding <thierry.reding@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Jon Hunter <jonathanh@nvidia.com>,
	linux-tegra@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/3] arm64: perf: Support Denver and Carmel PMUs
Date: Tue,  7 Dec 2021 16:07:45 +0100	[thread overview]
Message-ID: <20211207150746.444478-2-thierry.reding@gmail.com> (raw)
In-Reply-To: <20211207150746.444478-1-thierry.reding@gmail.com>

From: Thierry Reding <treding@nvidia.com>

Add support for the NVIDIA Denver and Carmel PMUs using the generic
PMUv3 event map for now.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 arch/arm64/kernel/perf_event.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index b4044469527e..8c8cf369c450 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -1247,6 +1247,18 @@ static int armv8_vulcan_pmu_init(struct arm_pmu *cpu_pmu)
 				       armv8_vulcan_map_event);
 }
 
+static int armv8_denver_pmu_init(struct arm_pmu *cpu_pmu)
+{
+	return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_denver",
+				       armv8_pmuv3_map_event);
+}
+
+static int armv8_carmel_pmu_init(struct arm_pmu *cpu_pmu)
+{
+	return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_carmel",
+				       armv8_pmuv3_map_event);
+}
+
 static const struct of_device_id armv8_pmu_of_device_ids[] = {
 	{.compatible = "arm,armv8-pmuv3",	.data = armv8_pmuv3_init},
 	{.compatible = "arm,cortex-a34-pmu",	.data = armv8_a34_pmu_init},
@@ -1265,6 +1277,8 @@ static const struct of_device_id armv8_pmu_of_device_ids[] = {
 	{.compatible = "arm,neoverse-n1-pmu",	.data = armv8_n1_pmu_init},
 	{.compatible = "cavium,thunder-pmu",	.data = armv8_thunder_pmu_init},
 	{.compatible = "brcm,vulcan-pmu",	.data = armv8_vulcan_pmu_init},
+	{.compatible = "nvidia,denver-pmu",	.data = armv8_denver_pmu_init},
+	{.compatible = "nvidia,carmel-pmu",	.data = armv8_carmel_pmu_init},
 	{},
 };
 
-- 
2.33.1


WARNING: multiple messages have this Message-ID (diff)
From: Thierry Reding <thierry.reding@gmail.com>
To: Will Deacon <will@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Thierry Reding <thierry.reding@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Jon Hunter <jonathanh@nvidia.com>,
	linux-tegra@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/3] arm64: perf: Support Denver and Carmel PMUs
Date: Tue,  7 Dec 2021 16:07:45 +0100	[thread overview]
Message-ID: <20211207150746.444478-2-thierry.reding@gmail.com> (raw)
In-Reply-To: <20211207150746.444478-1-thierry.reding@gmail.com>

From: Thierry Reding <treding@nvidia.com>

Add support for the NVIDIA Denver and Carmel PMUs using the generic
PMUv3 event map for now.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 arch/arm64/kernel/perf_event.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index b4044469527e..8c8cf369c450 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -1247,6 +1247,18 @@ static int armv8_vulcan_pmu_init(struct arm_pmu *cpu_pmu)
 				       armv8_vulcan_map_event);
 }
 
+static int armv8_denver_pmu_init(struct arm_pmu *cpu_pmu)
+{
+	return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_denver",
+				       armv8_pmuv3_map_event);
+}
+
+static int armv8_carmel_pmu_init(struct arm_pmu *cpu_pmu)
+{
+	return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_carmel",
+				       armv8_pmuv3_map_event);
+}
+
 static const struct of_device_id armv8_pmu_of_device_ids[] = {
 	{.compatible = "arm,armv8-pmuv3",	.data = armv8_pmuv3_init},
 	{.compatible = "arm,cortex-a34-pmu",	.data = armv8_a34_pmu_init},
@@ -1265,6 +1277,8 @@ static const struct of_device_id armv8_pmu_of_device_ids[] = {
 	{.compatible = "arm,neoverse-n1-pmu",	.data = armv8_n1_pmu_init},
 	{.compatible = "cavium,thunder-pmu",	.data = armv8_thunder_pmu_init},
 	{.compatible = "brcm,vulcan-pmu",	.data = armv8_vulcan_pmu_init},
+	{.compatible = "nvidia,denver-pmu",	.data = armv8_denver_pmu_init},
+	{.compatible = "nvidia,carmel-pmu",	.data = armv8_carmel_pmu_init},
 	{},
 };
 
-- 
2.33.1


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  reply	other threads:[~2021-12-07 15:08 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-07 15:07 [PATCH 1/3] dt-bindings: arm: pmu: Document Denver and Carmel PMUs Thierry Reding
2021-12-07 15:07 ` Thierry Reding
2021-12-07 15:07 ` Thierry Reding [this message]
2021-12-07 15:07   ` [PATCH 2/3] arm64: perf: Support " Thierry Reding
2021-12-07 16:03   ` Mark Rutland
2021-12-07 16:03     ` Mark Rutland
2021-12-08 14:36     ` Thierry Reding
2021-12-08 14:36       ` Thierry Reding
2021-12-14 12:33       ` Will Deacon
2021-12-14 12:33         ` Will Deacon
2021-12-14 14:28         ` Thierry Reding
2021-12-14 14:28           ` Thierry Reding
2021-12-14 14:36           ` Will Deacon
2021-12-14 14:36             ` Will Deacon
2021-12-07 15:07 ` [PATCH 3/3] arm64: tegra: Drop arm,armv8-pmuv3 compatible string Thierry Reding
2021-12-07 15:07   ` Thierry Reding
2021-12-08 13:44 ` [PATCH 1/3] dt-bindings: arm: pmu: Document Denver and Carmel PMUs Rob Herring
2021-12-08 13:44   ` Rob Herring
2021-12-08 14:41   ` Thierry Reding
2021-12-08 14:41     ` Thierry Reding
2021-12-08 17:06     ` Rob Herring
2021-12-08 17:06       ` Rob Herring
2021-12-08 18:51 ` Rob Herring
2021-12-08 18:51   ` Rob Herring

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