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authorChristoph Hellwig <hch@lst.de>2022-07-08 10:06:13 +0200
committerJoerg Roedel <jroedel@suse.de>2022-07-15 10:13:44 +0200
commit309c56e84602d894e7ca424b0b13837117568fca (patch)
tree6ab320f3a1122e8ad7684d158e5c36e4ce6273a4 /include/linux/iommu.h
parentb4c9bf178ace26c52c9cac36f265ba95132a221d (diff)
downloadlwn-309c56e84602d894e7ca424b0b13837117568fca.tar.gz
lwn-309c56e84602d894e7ca424b0b13837117568fca.zip
iommu: remove the unused dev_has_feat method
This method is never actually called. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/20220708080616.238833-2-hch@lst.de Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/iommu.h')
-rw-r--r--include/linux/iommu.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index e6abd998dbe7..a3acdb46b939 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -164,8 +164,7 @@ struct iommu_iort_rmr_data {
* 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 a feature using iommu_dev_enable_feature().
*/
enum iommu_dev_features {
IOMMU_DEV_FEAT_SVA,
@@ -248,7 +247,6 @@ struct iommu_ops {
bool (*is_attach_deferred)(struct device *dev);
/* Per device IOMMU features */
- bool (*dev_has_feat)(struct device *dev, enum iommu_dev_features f);
bool (*dev_feat_enabled)(struct device *dev, enum iommu_dev_features f);
int (*dev_enable_feat)(struct device *dev, enum iommu_dev_features f);
int (*dev_disable_feat)(struct device *dev, enum iommu_dev_features f);