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authorThomas Gleixner2021-12-10 23:19:29 +0100
committerThomas Gleixner2021-12-16 22:16:41 +0100
commit848456705565da8de0fac4f6487f2a04813f60cc (patch)
treecc6f9efd51324673b983f6ad56691dd816ca5c07
parentf6632bb2c1454b857adcd131320379ec16fd8666 (diff)
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
-rw-r--r--drivers/perf/arm_smmuv3_pmu.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c
index 226348822ab3..fdbc3ec20f4b 100644
--- 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(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);