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UPSTREAM: arm64: perf: add support for Cortex-A78

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Add support for Cortex-A78 using generic PMUv3 for now.

Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20210203055348.4935-2-seiya.wang@mediatek.com
Signed-off-by: Will Deacon <will@kernel.org>
(cherry picked from commit db2bb91f2e8e73d85876d1665608e834d91d21ee)
Signed-off-by: Will Deacon <willdeacon@google.com>
Bug: 238597093
Change-Id: I8c695a7625216cb8dc08dab4e3dd8734cd12254d
This commit is contained in:
Seiya Wang
2021-02-03 13:53:47 +08:00
committed by Will Deacon
parent 09f78c3f7e
commit d306fd9d47
1 changed files with 7 additions and 0 deletions
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7
arch/arm64/kernel/perf_event.c
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@@ -1188,6 +1188,12 @@ 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",
@@ -1225,6 +1231,7 @@ 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},