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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2012-12-21 13:43:59 +0400
committerBryan Wu <cooloney@gmail.com>2013-02-02 05:47:05 +0400
commit261a5edd3ac77ecb4b33310a1dd1ed8d656f0569 (patch)
tree61e966d8cdd8c116f128cbe3843841661f0f254c /include/linux/pwm.h
parent8eb9612799605a7988d1c97cdc5980a5b8f04c56 (diff)
downloadlinux-261a5edd3ac77ecb4b33310a1dd1ed8d656f0569.tar.xz
pwm: Add devm_of_pwm_get() as exported API for users
When booted with DT users can use devm version of of_pwm_get() to benefit from automatic resource release. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Acked-by: Thierry Reding <thierry.reding@avionic-design.de> Signed-off-by: Bryan Wu <cooloney@gmail.com>
Diffstat (limited to 'include/linux/pwm.h')
-rw-r--r--include/linux/pwm.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 76a1959f2b23..70655a205b74 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -179,6 +179,8 @@ struct pwm_device *of_pwm_get(struct device_node *np, const char *con_id);
void pwm_put(struct pwm_device *pwm);
struct pwm_device *devm_pwm_get(struct device *dev, const char *con_id);
+struct pwm_device *devm_of_pwm_get(struct device *dev, struct device_node *np,
+ const char *con_id);
void devm_pwm_put(struct device *dev, struct pwm_device *pwm);
#else
static inline int pwm_set_chip_data(struct pwm_device *pwm, void *data)
@@ -230,6 +232,13 @@ static inline struct pwm_device *devm_pwm_get(struct device *dev,
return ERR_PTR(-ENODEV);
}
+static inline struct pwm_device *devm_of_pwm_get(struct device *dev,
+ struct device_node *np,
+ const char *con_id)
+{
+ return ERR_PTR(-ENODEV);
+}
+
static inline void devm_pwm_put(struct device *dev, struct pwm_device *pwm)
{
}