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gpio: make gpio_{request,free}_array gpio array parameter const

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gpio_{request,free}_array should not (and do not) modify the passed gpio
array, so make the parameter const.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Lars-Peter Clausen
2011-05-25 16:20:31 -07:00
committed by Grant Likely
parent 3474cb3cc0
commit 7c295975a8
3 changed files with 6 additions and 6 deletions
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4
drivers/gpio/gpiolib.c
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@@ -1296,7 +1296,7 @@ EXPORT_SYMBOL_GPL(gpio_request_one);
* @array: array of the 'struct gpio'
* @num: how many GPIOs in the array
*/
int gpio_request_array(struct gpio *array, size_t num)
int gpio_request_array(const struct gpio *array, size_t num)
{
int i, err;
@@ -1319,7 +1319,7 @@ EXPORT_SYMBOL_GPL(gpio_request_array);
* @array: array of the 'struct gpio'
* @num: how many GPIOs in the array
*/
void gpio_free_array(struct gpio *array, size_t num)
void gpio_free_array(const struct gpio *array, size_t num)
{
while (num--)
gpio_free((array++)->gpio);