Let the core code fiddle with the MSI descriptor retrieval.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <j...@nvidia.com>
Cc: Mark Rutland <mark.rutl...@arm.com>
Cc: Will Deacon <w...@kernel.org>
Cc: linux-arm-ker...@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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