summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-04 16:14:48 +0100
committerGrant Likely <grant.likely@secretlab.ca>2012-04-05 21:40:32 -0700
commit2c96922ae3f0bfb7324a7a433d96d319fe6de729 (patch)
tree86e229aac18a6e294a15c903eb0374abda8041a2 /include
parentf5f93117f4ac24b8493cda67e6a1443517d26845 (diff)
gpiolib: Add !CONFIG_GPIOLIB definitions of devm_ functions
Currently the managed gpio_request() and gpio_free() are not stubbed out for configurations not using gpiolib - do that to aid use in drivers. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'include')
-rw-r--r--include/linux/gpio.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index af511a682925..d1890d46b6ce 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -60,6 +60,12 @@ static inline int gpio_request(unsigned gpio, const char *label)
return -ENOSYS;
}
+static inline int devm_gpio_request(struct device *dev, unsigned gpio,
+ const char *label)
+{
+ return -ENOSYS;
+}
+
static inline int gpio_request_one(unsigned gpio,
unsigned long flags, const char *label)
{
@@ -79,6 +85,14 @@ static inline void gpio_free(unsigned gpio)
WARN_ON(1);
}
+static inline void devm_gpio_free(struct device *dev, unsigned gpio)
+{
+ might_sleep();
+
+ /* GPIO can never have been requested */
+ WARN_ON(1);
+}
+
static inline void gpio_free_array(const struct gpio *array, size_t num)
{
might_sleep();