Messages in this thread Patch in this message | | | From | Nicolin Chen <> | Subject | [RFC][PATCH v2 09/13] iommu/arm-smmu-v3: Pass dev pointer to arm_smmu_detach_dev | Date | Mon, 30 Aug 2021 19:59:19 -0700 |
| |
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 --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); -- 2.17.1
| |