iommu: Make the iova library a module

The iova library has use outside the intel-iommu driver, thus make it a
module.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index f1fb1d3ccc56e679dd72334b6f81195981fa17c1..0a141cd44ddd727fc023da439c3a1cd82c9d2020 100644 (file)
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -42,7 +42,7 @@ config IOMMU_IO_PGTABLE_LPAE_SELFTEST
 endmenu
 
 config IOMMU_IOVA
-       bool
+       tristate
 
 config OF_IOMMU
        def_bool y

diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index cbd74c79b212a4267dd1a42906b7afd6444fc8d2..fa0adef32bd6d3a4af1b97ee3b1fb22dde6c225f 100644 (file)
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -18,6 +18,7 @@
  */
 
 #include <linux/iova.h>
+#include <linux/module.h>
 #include <linux/slab.h>
 
 void
@@ -548,3 +549,6 @@ error:
                free_iova_mem(prev);
        return NULL;
 }
+
+MODULE_AUTHOR("Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>");
+MODULE_LICENSE("GPL");