On 04/22/2013 11:56 AM, Tomasz Figa wrote:
> On Monday 22 of April 2013 10:44:00 Viresh Kumar wrote:
>> On 21 April 2013 20:13, Tomasz Figa <tomasz.figa@xxxxxxxxx> wrote:
>>> 3) after those two changes, all that remains is to fix compliance with
>>> Common Clock Framework, in other words:
>>>
>>> s/clk_enable/clk_prepare_enable/
>>>
>>> and
>>>
>>> s/clk_disable/clk_disable_unprepare/
>>
>> We don't have to call clk_{un}prepare() everytime for your platform as
>> you aren't doing anything in it. So just call them once at probe/remove and
>> call clk_enable/disable everywhere else.
Yes, I agree with that. Additionally clk_(un)prepare must not be called in
atomic context, so some drivers will have to work like this anyway.
Or the clocks could be prepared/unprepared in the device open/close file op
for instance.
> Can you assure that in future SoCs, on which this driver will be used, this
> assumption will still hold true or even that in current Exynos driver this
> behavior won't be changed?
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