pinctrl: Document pin_config_group_get() return codes like pin_config_get()
authorDouglas Anderson <dianders@chromium.org>
Mon, 2 Jul 2018 22:59:37 +0000 (15:59 -0700)
committerLinus Walleij <linus.walleij@linaro.org>
Mon, 9 Jul 2018 11:09:21 +0000 (13:09 +0200)
commit63f3fb8d7ccb813e0a1f2ceedb9a3ebe2685b620
treefdaf2717922f536829efd148711f1696abd38d13
parent23ee0f192033ac6742fc179699d91336a000aef5
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: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
include/linux/pinctrl/pinconf.h