iommu/core: remove the temporary pgsize settings

Now that all IOMMU drivers are exporting their supported pgsizes,
we can remove the default pgsize settings in register_iommu().

Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

1 files changed, 0 insertions, 10 deletions

diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index b278458d581..84cdd8ac81f 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -49,16 +49,6 @@ int bus_set_iommu(struct bus_type *bus, struct iommu_ops *ops)
         if (bus->iommu_ops != NULL)
                 return -EBUSY;
 
-        /*
-         * Set the default pgsize values, which retain the existing
-         * IOMMU API behavior: drivers will be called to map
-         * regions that are sized/aligned to order of 4KiB pages.
-         *
-         * This will be removed once all drivers are migrated.
-         */
-        if (!ops->pgsize_bitmap)
-                ops->pgsize_bitmap = ~0xFFFUL;
-
         bus->iommu_ops = ops;
 
         /* Do IOMMU specific setup for this bus-type */