linux-kernel - Re: [PATCH] mmc: dw_mmc: fix bug that cause mmc

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Date:	Wed, 11 Feb 2015 11:03:11 +0800
From:	Addy <addy.ke@...k-chips.com>
To:	Olof Johansson <olof@...om.net>,
	Ulf Hansson <ulf.hansson@...aro.org>
CC:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	Seungwon Jeon <tgih.jun@...sung.com>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Chris Ball <chris@...ntf.net>,
	Dinh Nguyen <dinguyen@...era.com>,
	Heiko Stübner <heiko@...ech.de>,
	Doug Anderson <dianders@...omium.org>,
	Sonny Rao <sonnyrao@...omium.org>, amstan@...omium.org,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-rockchip@...ts.infradead.org, zhenfu.fang@...k-chips.com,
	Eddie Cai <cf@...k-chips.com>, lintao@...k-chips.com,
	chenfen@...k-chips.com, zyf@...k-chips.com, xjq@...k-chips.com,
	huangtao@...k-chips.com, Chris Zhong <zyw@...k-chips.com>,
	yzq@...k-chips.com, hj@...k-chips.com,
	Kever Yang <kever.yang@...k-chips.com>,
	zhangqing@...k-chips.com, hl@...k-chips.com
Subject: Re: [PATCH] mmc: dw_mmc: fix bug that cause mmc_test failture


On 2015/02月10日 17:34, Olof Johansson wrote:
> Hi Addy,
>
> On Mon, Jan 26, 2015 at 4:04 AM, Addy Ke <addy.ke@...k-chips.com> wrote:
>> The STOP command can terminate a data transfer between a memory card and
>> mmc controller.
>>
>> As show in Synopsys DesignWare Cores Mobile Stroage Host Databook:
>> Data timeout and Data end-bit error will terminate further data transfer
>> by mmc controller. So we should not send abort command to terminate a
>> data transfer again if we got DRTO and EBE interrupt.
>>
>> After this patch, all mmc_test cases can pass on RK3288-Pink2 board.
>>
>> Signed-off-by: Addy Ke <addy.ke@...k-chips.com>
> The drawback of having so many people on your to: list on a patch is
> that it's unclear who you want to review and merge it. Sometimes less
> is more.
I will remove some unnecessary mail address from list in the following 
patch.
Thank you.
>
> In this case, it seems appropriate to have Ulf do so. Ulf, ping? This
> seems like a reasonable patch for 3.20 given that it fixes undesired
> behavior.
>
>
> -Olof
>
>
>


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