diff mbox series

[RFC,v2,09/13] iommu/arm-smmu-v3: Pass dev pointer to arm_smmu_detach_dev

Message ID 20210831025923.15812-10-nicolinc@nvidia.com (mailing list archive)
State New, archived
Headers show
Series iommu/arm-smmu-v3: Add NVIDIA implementation | expand

Commit Message

Nicolin Chen Aug. 31, 2021, 2:59 a.m. UTC 
We are adding NVIDIA implementation that will need a ->detach_dev()
callback along with the dev pointer to grab client information.

Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
---
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index 497d55ec659b..6878a83582b9 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -2377,7 +2377,7 @@  static void arm_smmu_disable_pasid(struct arm_smmu_master *master)
 	pci_disable_pasid(pdev);
 }
 
-static void arm_smmu_detach_dev(struct arm_smmu_master *master)
+static void arm_smmu_detach_dev(struct arm_smmu_master *master, struct device *dev)
 {
 	unsigned long flags;
 	struct arm_smmu_domain *smmu_domain = master->domain;
@@ -2421,7 +2421,7 @@  static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
 		return -EBUSY;
 	}
 
-	arm_smmu_detach_dev(master);
+	arm_smmu_detach_dev(master, dev);
 
 	mutex_lock(&smmu_domain->init_mutex);
 
@@ -2713,7 +2713,7 @@  static void arm_smmu_release_device(struct device *dev)
 	master = dev_iommu_priv_get(dev);
 	if (WARN_ON(arm_smmu_master_sva_enabled(master)))
 		iopf_queue_remove_device(master->smmu->evtq.iopf, dev);
-	arm_smmu_detach_dev(master);
+	arm_smmu_detach_dev(master, dev);
 	arm_smmu_disable_pasid(master);
 	arm_smmu_remove_master(master);
 	kfree(master);