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Diffstat (limited to 'include/linux/clk.h')
-rw-r--r--include/linux/clk.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/include/linux/clk.h b/include/linux/clk.h
index 7fd6a1febcf4..31ff1bf1b79f 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -110,6 +110,17 @@ int clk_notifier_register(struct clk *clk, struct notifier_block *nb);
int clk_notifier_unregister(struct clk *clk, struct notifier_block *nb);
/**
+ * devm_clk_notifier_register - register a managed rate-change notifier callback
+ * @dev: device for clock "consumer"
+ * @clk: clock whose rate we are interested in
+ * @nb: notifier block with callback function pointer
+ *
+ * Returns 0 on success, -EERROR otherwise
+ */
+int devm_clk_notifier_register(struct device *dev, struct clk *clk,
+ struct notifier_block *nb);
+
+/**
* clk_get_accuracy - obtain the clock accuracy in ppb (parts per billion)
* for a clock source.
* @clk: clock source
@@ -150,7 +161,7 @@ int clk_get_phase(struct clk *clk);
int clk_set_duty_cycle(struct clk *clk, unsigned int num, unsigned int den);
/**
- * clk_get_duty_cycle - return the duty cycle ratio of a clock signal
+ * clk_get_scaled_duty_cycle - return the duty cycle ratio of a clock signal
* @clk: clock signal source
* @scale: scaling factor to be applied to represent the ratio as an integer
*
@@ -186,6 +197,13 @@ static inline int clk_notifier_unregister(struct clk *clk,
return -ENOTSUPP;
}
+static inline int devm_clk_notifier_register(struct device *dev,
+ struct clk *clk,
+ struct notifier_block *nb)
+{
+ return -ENOTSUPP;
+}
+
static inline long clk_get_accuracy(struct clk *clk)
{
return -ENOTSUPP;