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| author | Thierry Reding <treding@nvidia.com> | 2021-12-14 14:16:13 +0000 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2021-12-14 18:05:11 +0000 |
| commit | d4c4844a9b47dc1c7e8ccce0cdd899602f5479fd (patch) | |
| tree | 73791d513b577f703183cf70602bb9ed6e8eebc5 /arch/arm64/kernel/perf_event.c | |
| parent | d58071a8a76d779eedab38033ae4c821c30295a5 (diff) | |
| download | linux-d4c4844a9b47dc1c7e8ccce0cdd899602f5479fd.tar.bz2 | |
arm64: perf: Support Denver and Carmel PMUs
Add support for the NVIDIA Denver and Carmel PMUs using the generic
PMUv3 event map for now.
Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
[ rm: reorder entries alphabetically ]
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/5f0f69d47acca78a9e479501aa4d8b429e23cf11.1639490264.git.robin.murphy@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/kernel/perf_event.c')
| -rw-r--r-- | arch/arm64/kernel/perf_event.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index b4044469527e..035da52e04bf 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_carmel_pmu_init(struct arm_pmu *cpu_pmu) +{ + return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_carmel", + armv8_pmuv3_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 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,carmel-pmu", .data = armv8_carmel_pmu_init}, + {.compatible = "nvidia,denver-pmu", .data = armv8_denver_pmu_init}, {}, }; |