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SubjectRe: [PATCH] ARM: OMAP3+: DPLL: stop reparenting to same parent if already done
On 02/14/2014 01:13 AM, Tony Lindgren wrote:
> * Nishanth Menon <nm@ti.com> [140205 01:06]:
>> omap3_noncore_dpll_set_rate forces a reparent to the same clk_ref
>> for every call that takes place. This is an can be done only if a change
>> is detected.
>>
>> Signed-off-by: Nishanth Menon <nm@ti.com>
>
> Would like to see acks on this too before applying.

Looks good to me, ack.

-Tero

>
> Tony
>
>> ---
>> arch/arm/mach-omap2/dpll3xxx.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c
>> index 3185ced..d9bcbf7 100644
>> --- a/arch/arm/mach-omap2/dpll3xxx.c
>> +++ b/arch/arm/mach-omap2/dpll3xxx.c
>> @@ -525,7 +525,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate,
>> * stuff is inherited for free
>> */
>>
>> - if (!ret)
>> + if (!ret && clk_get_parent(hw->clk) != new_parent)
>> __clk_reparent(hw->clk, new_parent);
>>
>> return 0;
>> --
>> 1.7.9.5
>>



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