[3/5] clk: divider: add divider_ro_round_rate helper

[David Lechner]

On 01/17/2018 11:47 AM, Jerome Brunet wrote:
> On Thu, 2018-01-11 at 17:08 -0600, David Lechner wrote:
>> On 01/05/2018 11:09 AM, Jerome Brunet wrote:
>>> Like divider_round_rate, a couple a of driver are doing more or less
>>> the same operation to round the rate of the divider when it is read-only.
>>>
>>> We can factor this code so let's provide an helper function for this
>>
>> Perhaps you could also make use of this new helper here (clk-divider.c):
>>
>> const struct clk_ops clk_divider_ro_ops = {
>> 	.recalc_rate = clk_divider_recalc_rate,
>> 	.round_rate = clk_divider_round_rate,
>> };
>> EXPORT_SYMBOL_GPL(clk_divider_ro_ops);
> 
> The helper is used in this driver and ro_ops will use it.
> I don't get this comment, could you be more specific

I suppose I am trying to make things too complicated. Let's just forget
about this.