[PATCH v5 4/8] perf: arm_pmuv3: Add support for ARM Rainier PMU
From: Vincenzo Frascino <vincenzo.frascino@arm.com>
Date: 2025-02-13 18:03:33
Also in:
linux-devicetree, lkml
Subsystem:
arm pmu profiling and debugging, open firmware and flattened device tree bindings, the rest · Maintainers:
Will Deacon, Mark Rutland, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add support for the ARM Rainier CPU core PMU. Note: Coherently, add dt bindings for the same PMU. Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com> --- Documentation/devicetree/bindings/arm/pmu.yaml | 1 + drivers/perf/arm_pmuv3.c | 2 ++ 2 files changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/pmu.yaml b/Documentation/devicetree/bindings/arm/pmu.yaml
index a148ff54f2b8..295963a3cae7 100644
--- a/Documentation/devicetree/bindings/arm/pmu.yaml
+++ b/Documentation/devicetree/bindings/arm/pmu.yaml@@ -67,6 +67,7 @@ properties: - arm,neoverse-v2-pmu - arm,neoverse-v3-pmu - arm,neoverse-v3ae-pmu + - arm,rainier-pmu - brcm,vulcan-pmu - cavium,thunder-pmu - nvidia,denver-pmu
diff --git a/drivers/perf/arm_pmuv3.c b/drivers/perf/arm_pmuv3.c
index 0e360feb3432..3785522a08e7 100644
--- a/drivers/perf/arm_pmuv3.c
+++ b/drivers/perf/arm_pmuv3.c@@ -1369,6 +1369,7 @@ PMUV3_INIT_SIMPLE(armv8_neoverse_v1) PMUV3_INIT_SIMPLE(armv8_neoverse_v2) PMUV3_INIT_SIMPLE(armv8_neoverse_v3) PMUV3_INIT_SIMPLE(armv8_neoverse_v3ae) +PMUV3_INIT_SIMPLE(armv8_rainier) PMUV3_INIT_SIMPLE(armv8_nvidia_carmel) PMUV3_INIT_SIMPLE(armv8_nvidia_denver)
@@ -1416,6 +1417,7 @@ static const struct of_device_id armv8_pmu_of_device_ids[] = { {.compatible = "arm,neoverse-v2-pmu", .data = armv8_neoverse_v2_pmu_init}, {.compatible = "arm,neoverse-v3-pmu", .data = armv8_neoverse_v3_pmu_init}, {.compatible = "arm,neoverse-v3ae-pmu", .data = armv8_neoverse_v3ae_pmu_init}, + {.compatible = "arm,rainier-pmu", .data = armv8_rainier_pmu_init}, {.compatible = "cavium,thunder-pmu", .data = armv8_cavium_thunder_pmu_init}, {.compatible = "brcm,vulcan-pmu", .data = armv8_brcm_vulcan_pmu_init}, {.compatible = "nvidia,carmel-pmu", .data = armv8_nvidia_carmel_pmu_init},
--
2.43.0