Re: [PATCH v6 5/5] usb: gadget: f_uac2: send reasonably sized packets

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On Thu, Aug 28, 2014 at 3:47 PM, Daniel Mack <daniel@xxxxxxxxxx> wrote:
> On 08/28/2014 12:10 PM, Jassi Brar wrote:
>> On Thu, Aug 28, 2014 at 3:33 PM, Daniel Mack <daniel@xxxxxxxxxx> wrote:
>
>>> It's still superior to a number of unnecessary calculations done every
>>> millisecond which will come up with the same result every time. So I
>>> clearly favor that approach. Three more ints in a struct don't hurt
>>> really for something that's usually not instantiated more than once per
>>> system.
>>>
>>> Anyway, I'll leave it to Felipe whether to merge v5 or v6 :)
>>>
>> Please wait, let me cook up a patch that uses (a) Alan's algo, (b)
>> cause lesser churn and (c) is even 'faster'.
>
> Alright.
>
> Please note, however, that you can't do the divison 'uac2->p_residue /
> uac2->p_interval' in a pre-calucated value, as that won't cover cases
> with a per-packet residual value that isn't a multiple of the frame
> size. Hence, the residue counter has to go in bytes, not frames, and for
> that reason, I left that division in the per-packet loop.
>
> Felipe, could you already merge patch 1-5 of the last series (v6)?
>
err.. 1-4 of v6 :) right?   Yes please, Felipe, we have no contention
on those nice patches.

Thanks
Jassi
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