On 07/02/2022 03:23, Akeem G Abodunrin wrote:
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@xxxxxxxxx>
Cc: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: John Garry <john.garry@xxxxxxxxxx>
BTW, It looks like we can get rid of iommu_ops.dev_has_feat also.
It does not seem to be called, while arm-smmu-v3 driver does provide a
callback.
---
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,
