Merge "clk: Add support to enumerate frequencies" into msm-4.9 (e9b48561) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/clk/clk.c

+15 −0

Original line number	Diff line number	Diff line
		@@ -2329,6 +2329,21 @@ int clk_set_flags(struct clk *clk, unsigned long flags)
		}
		EXPORT_SYMBOL_GPL(clk_set_flags);

		unsigned long clk_list_frequency(struct clk *clk, unsigned int index)
		{
		int ret = 0;

		if (!clk \|\| !clk->core->ops->list_rate)
		return -EINVAL;

		clk_prepare_lock();
		ret = clk->core->ops->list_rate(clk->core->hw, index, ULONG_MAX);
		clk_prepare_unlock();

		return ret;
		}
		EXPORT_SYMBOL_GPL(clk_list_frequency);

		/* debugfs support */

		#ifdef CONFIG_DEBUG_FS

+10 −0

Original line number	Diff line number	Diff line
		@@ -430,6 +430,16 @@ struct clk clk_get_sys(const char dev_id, const char *con_id);
		*/
		int clk_set_flags(struct clk *clk, unsigned long flags);

		/**
		* clk_list_frequnecy - enumerate supported frequencies
		* @clk: clock source
		* @index: identify frequency to list
		*
		* Returns a non-negative integer frequency for success
		* or negative errno in case of failure.
		*/
		unsigned long clk_list_frequency(struct clk *clk, unsigned int index);

		#else /* !CONFIG_HAVE_CLK */

		static inline struct clk clk_get(struct device dev, const char *id)