[PATCH] clk: sunxi: Fix M factor computation for APB1

Maxime Ripard maxime.ripard at free-electrons.com
Fri Nov 4 00:49:40 PDT 2016

On Fri, Nov 04, 2016 at 12:53:56AM +0100, Stéphan Rafin wrote:
> commit cfa636886033 ("clk: sunxi: factors: Consolidate get_factors
> parameters into a struct") introduced a regression for m factor
> computation in sun4i_get_apb1_factors function.
> The old code reassigned the "parent_rate" parameter to the targeted
> divisor value and was buggy for the returned frequency but not for the
> computed factors. Now, returned frequency is good but m factor is
> incorrectly computed (its max value 31 is always set resulting in a
> significantly slower frequency than the requested one...)
> This patch simply restores the original proper computation for m while
> keeping the good changes for returned rate.
> Signed-off-by: Stéphan Rafin <stephan at soliotek.com>

Applied (added a Fixes tag), thanks


Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
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