clk: Document .is_enabled op
Add the missing kernel-doc for this op.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index c127315..2aa808b 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -53,6 +53,10 @@
* @disable: Disable the clock atomically. Called with enable_lock held.
* This function must not sleep.
*
+ * @is_enabled: Queries the hardware to determine if the clock is enabled.
+ * This function must not sleep. Optional, if this op is not
+ * set then the enable count will be used.
+ *
* @recalc_rate Recalculate the rate of this clock, by quering hardware. The
* parent rate is an input parameter. It is up to the caller to
* insure that the prepare_mutex is held across this call.