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SubjectRE: [PATCH v2 0/4]enable Background operations and HPI feature for eMMC4.41 card
Hi all,
I have updated the HW reset feature patch to be version4, but no one has given me any comment....
Does any want to review these patches?

> -----Original Message-----
> From: linux-mmc-owner@vger.kernel.org
> [mailto:linux-mmc-owner@vger.kernel.org] On Behalf Of Chuanxiao Dong
> Sent: Friday, December 03, 2010 8:13 PM
> To: linux-mmc@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org; cjb@laptop.org; akpm@linux-foundation.org;
> arjan@linux.intel.com; alan@linux.intel.com; kmpark@infradead.org
> Subject: [PATCH v2 0/4]enable Background operations and HPI feature for
> eMMC4.41 card
>
> Hi,
> This is the version 2 patch to enable background operations and HPI
> feature for eMMC4.41 card. Both of these two features are optional.
>
> Background operations can be started when user request queue is idle. So
> each time user start to handle a new request, driver should check
> whether the card is doing BKOPS. If so, should wait until BKOPS is done
> or use a HPI command to interrupt it if eMMC card support HPI. The
> serial patches were designed as this work flow.
>
> This version patch only use HPI to interrupt background operation,
> didnot implement to interrupt foreground operations.
>
> patch1: enable background operations feature for supported eMMC card.
> patch2: start to do background operations when user request queue is
> idle. Check whether card is doing BKOPS when start a new user request.
> patch3: enable HPI for supported eMMC card.
> patch4: use HPI command to interrupt BKOPS.
>
> change-log:
>
> patch2: remove the added workqueue in the version 1 patch. This
> workqueue is used to put card in runtime suspend state. Since current
> MMC driver has not a runtime power management in card block layer, just
> remove this workqueue. Define erro response to be macro
> R1_ERROR_RESPONSE
>
> patch3: fixed community comment. Thanks for Kyungmin Park.
>
> Thanks
> Chuanxiao
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