[PATCH v2 00/12] mmc: use nonblock mmc requests to minimize latency
sachinikam at gmail.com
Mon Apr 11 05:07:32 EDT 2011
Does anybody knows which kernel version will have support for SD4.0 specs
On Mon, Apr 11, 2011 at 2:33 PM, Per Forlin <per.forlin at linaro.org> wrote:
> On 10 April 2011 05:33, anish singh <anish198519851985 at gmail.com> wrote:
> > On Sat, Apr 9, 2011 at 5:25 PM, Jae hoon Chung <jh80.chung at gmail.com>
> >> Hi Per..
> >> I'm applied your patch..and sent the patch about dw_mmc.c.
> >> I think good this approach..
> > Forlin,i too want to test this patch of yours but unfortunately i have
> > samsung board+SDHCI host controller so i guess i just need to write
> > and post_req functions and that would enable this(nonblock mmc request)
> > my board.Hope i am right?
> You are right. The SDHCI driver should work just fine without
> implementing pre_req and post_req but you wont see any performance
> increasing for DMA usage.
> In order to benefit from the patchset you need to implement pre_req
> and post_req.
> If you run into trouble implementing those hooks or if you have any
> questions please let me know.
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Have a nice time !!!
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