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SubjectRe: [alsa-devel] [PATCH 15/27] ALSA: hda - Use timecounter_initialize interface

On 12/28/2017 10:19 PM, Richard Cochran wrote:
> On Tue, Dec 26, 2017 at 01:07:35PM +0530, Sagar Arun Kamble wrote:
>>> Or can we provide simpler versions for covering some defaults? At
>>> least reducing the number of arguments would make things easier.
>> Thought about specifying 1. cyclecounter read func 2. frequency 3. width of
>> counter as parameters here
>> which can get rid of mult, shift params. But this is not easy as most of the
>> drivers do not specify
>> cyclecounter frequency and instead hard-code the mult/shift factors.
> You are talking about using clocks_calc_mult_shift() here, right? (See
> the usage example in drivers/net/ethernet/ti/cpts.c).
> This is a good idea, and it is worth getting the driver authors' input
> to figure out the correct parameters.
> I bet we can use that almost everywhere. If there are any drivers
> that cannot be converted, then we can leave some sort of low level
> legacy initialization method.
> Thanks,
> Richard

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