[PATCH v7 05/13] reset: Add devm_reset_control_get_optional_shared_by_index()

[Tommaso Merciai]

Add devm_reset_control_get_optional_shared_by_index() to allow the
drivers to get optional shared reset by passing the index.

Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@xxxxxxxxxxxxxx>
---
v6->v7:
 - New patch.

 include/linux/reset.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/include/linux/reset.h b/include/linux/reset.h
index 9c391cf0c822..d49545019631 100644
--- a/include/linux/reset.h
+++ b/include/linux/reset.h
@@ -965,6 +965,24 @@ devm_reset_control_get_shared_by_index(struct device *dev, int index)
 	return __devm_reset_control_get(dev, NULL, index, RESET_CONTROL_SHARED);
 }
 
+/**
+ * devm_reset_control_get_optional_shared_by_index - resource managed
+ *                                                   reset_control_get_optional_shared()
+ * @dev: device to be reset by the controller
+ * @index: index of the reset controller
+ *
+ * Managed reset_control_get_optional_shared(). For reset controllers returned
+ * from this function, reset_control_put() is called automatically on driver
+ * detach.
+ *
+ * See reset_control_get_optional_shared() for more information.
+ */
+static inline struct reset_control *
+devm_reset_control_get_optional_shared_by_index(struct device *dev, int index)
+{
+	return __devm_reset_control_get(dev, NULL, index, RESET_CONTROL_OPTIONAL_SHARED);
+}
+
 /*
  * TEMPORARY calls to use during transition:
  *
-- 
2.54.0