[patch 32/37] perf/smmuv3: Use msi_get_virq()
From: Thomas Gleixner <hidden>
Date: 2021-11-27 01:25:40
Also in:
dmaengine, linux-iommu, linux-pci, lkml
Let the core code fiddle with the MSI descriptor retrieval. Signed-off-by: Thomas Gleixner <redacted> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org --- drivers/perf/arm_smmuv3_pmu.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/perf/arm_smmuv3_pmu.c
+++ b/drivers/perf/arm_smmuv3_pmu.c@@ -684,7 +684,6 @@ static void smmu_pmu_write_msi_msg(struc static void smmu_pmu_setup_msi(struct smmu_pmu *pmu) { - struct msi_desc *desc; struct device *dev = pmu->dev; int ret;
@@ -701,9 +700,7 @@ static void smmu_pmu_setup_msi(struct sm return; } - desc = first_msi_entry(dev); - if (desc) - pmu->irq = desc->irq; + pmu->irq = msi_get_virq(dev, 0); /* Add callback to free MSIs on teardown */ devm_add_action(dev, smmu_pmu_free_msis, dev);
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