Commit fddf4e29 authored by Andreas Kemnade's avatar Andreas Kemnade Committed by Tero Kristo
Browse files

clk: ti: check clock type before doing autoidle ops 



Code might use autoidle api with clocks not being omap2 clocks,
so check if clock type is really omap2.

Signed-off-by: default avatarAndreas Kemnade <andreas@kemnade.info>
Acked-by: default avatarTony Lindgren <tony@atomide.com>
Tested-by: default avatarKeerthy <j-keerthy@ti.com>
Signed-off-by: default avatarTero Kristo <t-kristo@ti.com>
parent d277ce2d

drivers/clk/ti/autoidle.c

+16 −4
Original line number Diff line number Diff line
@@ -82,11 +82,17 @@ static int _omap2_clk_allow_idle(struct clk_hw_omap *clk) 
 */

int omap2_clk_deny_idle(struct clk *clk)

{

	struct clk_hw_omap *c = to_clk_hw_omap(__clk_get_hw(clk));

	struct clk_hw *hw = __clk_get_hw(clk);



	if (omap2_clk_is_hw_omap(hw)) {

		struct clk_hw_omap *c = to_clk_hw_omap(hw);



		return _omap2_clk_deny_idle(c);

	}



	return -EINVAL;

}



/**

 * omap2_clk_allow_idle - enable autoidle on an OMAP clock

 * @clk: struct clk * to enable autoidle for
@@ -95,11 +101,17 @@ int omap2_clk_deny_idle(struct clk *clk) 
 */

int omap2_clk_allow_idle(struct clk *clk)

{

	struct clk_hw_omap *c = to_clk_hw_omap(__clk_get_hw(clk));

	struct clk_hw *hw = __clk_get_hw(clk);



	if (omap2_clk_is_hw_omap(hw)) {

		struct clk_hw_omap *c = to_clk_hw_omap(hw);



		return _omap2_clk_allow_idle(c);

	}



	return -EINVAL;

}



static void _allow_autoidle(struct clk_ti_autoidle *clk)

{

	u32 val;

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