Commit 9f7d5042 authored Jun 12, 2020 by Lori Hikichi Committed by Stephen Boyd Jul 24, 2020

clk: iproc: round clock rate to the closest



Change from 'DIV_ROUND_UP' to 'DIV_ROUND_CLOSEST' when calculating the
clock divisor in the iProc ASIU clock driver to allow to get to the
closest clock rate.

Fixes: 5fe225c1 ("clk: iproc: add initial common clock support")
Signed-off-by: Lori Hikichi <lhikichi@broadcom.com>
Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Link: https://lore.kernel.org/r/20200612225212.124301-1-ray.jui@broadcom.com


Signed-off-by: Stephen Boyd <sboyd@kernel.org>

parent b3a9e3b9

drivers/clk/bcm/clk-iproc-asiu.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -119,7 +119,7 @@ static long iproc_asiu_clk_round_rate(struct clk_hw *hw, unsigned long rate,
		if (rate == *parent_rate)
		return *parent_rate;

		div = DIV_ROUND_UP(*parent_rate, rate);
		div = DIV_ROUND_CLOSEST(*parent_rate, rate);
		if (div < 2)
		return *parent_rate;

		@@ -145,7 +145,7 @@ static int iproc_asiu_clk_set_rate(struct clk_hw *hw, unsigned long rate,
		return 0;
		}

		div = DIV_ROUND_UP(parent_rate, rate);
		div = DIV_ROUND_CLOSEST(parent_rate, rate);
		if (div < 2)
		return -EINVAL;

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