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Commit 741e96e8 authored by Nicolas Pitre's avatar Nicolas Pitre Committed by Stephen Boyd
Browse files

imx/clk-pllv1: fix wrong do_div() usage 



do_div() is meant to be used with an unsigned dividend.

Signed-off-by: default avatarNicolas Pitre <nico@linaro.org>
Acked-by: default avatarShawn Guo <shawnguo@kernel.org>
Signed-off-by: default avatarStephen Boyd <sboyd@codeaurora.org>
parent c6bb9cec

drivers/clk/imx/clk-pllv1.c

+7 −7
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ static unsigned long clk_pllv1_recalc_rate(struct clk_hw *hw, 
		unsigned long parent_rate)

{

	struct clk_pllv1 *pll = to_clk_pllv1(hw);

	long long ll;

	unsigned long long ull;

	int mfn_abs;

	unsigned int mfi, mfn, mfd, pd;

	u32 reg;
@@ -94,16 +94,16 @@ static unsigned long clk_pllv1_recalc_rate(struct clk_hw *hw, 
	rate = parent_rate * 2;

	rate /= pd + 1;



	ll = (unsigned long long)rate * mfn_abs;

	ull = (unsigned long long)rate * mfn_abs;



	do_div(ll, mfd + 1);

	do_div(ull, mfd + 1);



	if (mfn_is_negative(pll, mfn))

		ll = -ll;



	ll = (rate * mfi) + ll;

		ull = (rate * mfi) - ull;

	else

		ull = (rate * mfi) + ull;



	return ll;

	return ull;

}



static struct clk_ops clk_pllv1_ops = {