[PATCH] iommu/vt-d: Remove comment reference to iommu_dev_has_feature

[Akeem G Abodunrin]

iommu_dev_has_feature() api has been removed by the commit 262948f8ba573
("iommu: Delete iommu_dev_has_feature()") - So this patch removes comment
about the api to avoid any confusion.

Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
Cc: Lu Baolu <baolu.lu at linux.intel.com>
---
 include/linux/iommu.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index de0c57a567c8..bea054f2bd4d 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -153,8 +153,7 @@ struct iommu_resv_region {
  *			 supported, this feature must be enabled before and
  *			 disabled after %IOMMU_DEV_FEAT_SVA.
  *
- * Device drivers query whether a feature is supported using
- * iommu_dev_has_feature(), and enable it using iommu_dev_enable_feature().
+ * Device drivers enable the feature via iommu_dev_enable_feature().
  */
 enum iommu_dev_features {
 	IOMMU_DEV_FEAT_AUX,
-- 
2.21.3