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Diffstat (limited to 'include/linux/pinctrl/pinconf.h')
-rw-r--r--include/linux/pinctrl/pinconf.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/pinctrl/pinconf.h b/include/linux/pinctrl/pinconf.h
index 09eb80f2574a..8dd85d302b90 100644
--- a/include/linux/pinctrl/pinconf.h
+++ b/include/linux/pinctrl/pinconf.h
@@ -28,7 +28,8 @@ struct seq_file;
* is not available on this controller this should return -ENOTSUPP
* and if it is available but disabled it should return -EINVAL
* @pin_config_set: configure an individual pin
- * @pin_config_group_get: get configurations for an entire pin group
+ * @pin_config_group_get: get configurations for an entire pin group; should
+ * return -ENOTSUPP and -EINVAL using the same rules as pin_config_get.
* @pin_config_group_set: configure all pins in a group
* @pin_config_dbg_parse_modify: optional debugfs to modify a pin configuration
* @pin_config_dbg_show: optional debugfs display hook that will provide