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perf: arm_spe_pmu: Convert to new interrupt affinity retrieval API

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Now that the relevant interrupt controllers are equipped with a callback
returning the affinity of per-CPU interrupts, switch the ARM SPE driver
over to this new method.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Will Deacon <will@kernel.org>
Reviewed-by: Jinjie Ruan <ruanjinjie@huawei.com>
Link: https://patch.msgid.link/20251020122944.3074811-10-maz@kernel.org
This commit is contained in:
Marc Zyngier
2025-10-20 13:29:26 +01:00
committed by Thomas Gleixner
parent 663783e001
commit f6c8aced7c
1 changed files with 4 additions and 5 deletions
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9
drivers/perf/arm_spe_pmu.c
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@@ -1287,8 +1287,10 @@ static void arm_spe_pmu_dev_teardown(struct arm_spe_pmu *spe_pmu)
static int arm_spe_pmu_irq_probe(struct arm_spe_pmu *spe_pmu)
{
struct platform_device *pdev = spe_pmu->pdev;
int irq = platform_get_irq(pdev, 0);
const struct cpumask *affinity;
int irq;
irq = platform_get_irq_affinity(pdev, 0, &affinity);
if (irq < 0)
return -ENXIO;
@@ -1297,10 +1299,7 @@ static int arm_spe_pmu_irq_probe(struct arm_spe_pmu *spe_pmu)
return -EINVAL;
}
if (irq_get_percpu_devid_partition(irq, &spe_pmu->supported_cpus)) {
dev_err(&pdev->dev, "failed to get PPI partition (%d)\n", irq);
return -EINVAL;
}
cpumask_copy(&spe_pmu->supported_cpus, affinity);
spe_pmu->irq = irq;
return 0;