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Commit 63f3fb8d authored by Douglas Anderson's avatar Douglas Anderson Committed by Linus Walleij
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pinctrl: Document pin_config_group_get() return codes like pin_config_get() 



The pinconf_generic_dump_one() function makes the assumption that
pin_config_group_get() should return -EINVAL and -ENOTSUPP just like
pin_config_get() does.  Document that so it's more obvious.

Signed-off-by: default avatarDouglas Anderson <dianders@chromium.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 23ee0f19

include/linux/pinctrl/pinconf.h

+2 −1
Original line number Diff line number Diff line
@@ -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