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gpio: correct docs about return value of gpiod_get_direction

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The use of the GPIOF_* flags is deprecated, so don't advertise them
here. Document the plain numbers for now until we have a better
solution.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Wolfram Sang 2018-01-09 12:35:53 +01:00 committed by Linus Walleij
parent a0d6500941
commit 94fc73094a
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/gpiolib.c
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@ -195,7 +195,7 @@ static int gpiochip_find_base(int ngpio)
* gpiod_get_direction - return the current direction of a GPIO
* @desc: GPIO to get the direction of
*
* Return GPIOF_DIR_IN or GPIOF_DIR_OUT, or an error code in case of error.
* Returns 0 for output, 1 for input, or an error code in case of error.
*
* This function may sleep if gpiod_cansleep() is true.
*/