[PATCH] RDMA/usnic: Use device_iommu_capable()

From: Robin Murphy
Date: Wed Jun 08 2022 - 07:46:50 EST


Use the new interface to check the capability for our device
specifically.

Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx>
---
drivers/infiniband/hw/usnic/usnic_uiom.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index e212929369df..67a1b4562dc2 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -482,7 +482,7 @@ int usnic_uiom_attach_dev_to_pd(struct usnic_uiom_pd *pd, struct device *dev)
if (err)
goto out_free_dev;

- if (!iommu_capable(dev->bus, IOMMU_CAP_CACHE_COHERENCY)) {
+ if (!device_iommu_capable(dev, IOMMU_CAP_CACHE_COHERENCY)) {
usnic_err("IOMMU of %s does not support cache coherency\n",
dev_name(dev));
err = -EINVAL;
--
2.36.1.dirty