Re: [PATCH] spi: sirf: send more words at the TX initial phase

[Barry Song <21cnbao@xxxxxxxxx>]

2014-05-21 6:26 GMT+08:00 Mark Brown <broonie@xxxxxxxxxx>:
> On Tue, May 20, 2014 at 02:07:48PM +0800, Barry Song wrote:
>> From: Qipan Li <Qipan.Li@xxxxxxx>
>>
>> The old codes use the below flow to do TX: send one word at first, after
>> this word is finished and TX empty interrupt is generated, send more
>> words. This causes redundant interrupt overhead at least for the 1st
>> word.
>
> This looks very like the patch I just applied before I looked at this
> one...  is there any difference between the two other than the
> changelog?

nothing different except commit log.

-barry
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