Commit 78b348f3 authored Jul 03, 2020 by Alex Elder Committed by David S. Miller Jul 03, 2020

net: ipa: introduce ipa_clock_rate()



Create a new function that returns the current rate of the IPA core
clock.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent cd8700e4

drivers/net/ipa/ipa_clock.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -256,6 +256,12 @@ void ipa_clock_put(struct ipa *ipa)
		mutex_unlock(&clock->mutex);
		}

		/* Return the current IPA core clock rate */
		u32 ipa_clock_rate(struct ipa *ipa)
		{
		return ipa->clock ? (u32)clk_get_rate(ipa->clock->core) : 0;
		}

		/* Initialize IPA clocking */
		struct ipa_clock ipa_clock_init(struct device dev)
		{

drivers/net/ipa/ipa_clock.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -10,6 +10,14 @@ struct device;

		struct ipa;

		/**
		* ipa_clock_rate() - Return the current IPA core clock rate
		* @ipa: IPA structure
		*
		* Return: The current clock rate (in Hz), or 0.
		*/
		u32 ipa_clock_rate(struct ipa *ipa);

		/**
		* ipa_clock_init() - Initialize IPA clocking
		* @dev: IPA device