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Code Issues Releases Wiki Activity

perf/smmuv3: Use msi_get_virq() 

Let the core code fiddle with the MSI descriptor retrieval.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211210221815.029143589@linutronix.de
This commit is contained in:
Thomas Gleixner 2021-12-10 23:19:29 +01:00
parent f6632bb2c1
commit 8484567055
1 changed files with 1 additions and 4 deletions
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5
drivers/perf/arm_smmuv3_pmu.c
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@ -684,7 +684,6 @@ static void smmu_pmu_write_msi_msg(struct msi_desc *desc, struct msi_msg *msg)
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 smmu_pmu *pmu)
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);