On Nov 30, 2010, at 9:44 PM, Jaehoon Chung wrote:

> Philip Rakity wrote:
>> Can we just remove the quirk for broken timeout and just set the timeout to 
>> 0xe in sdhci.c?
> 
> you means that set the timeout to 0xe without broken timeout in sdhci.c?

yes

but I also think we should remove the quirk and change sdhci.c to use 0xe ALL 
THE TIME.  
I do not see a downside to doing this other than a longer timeout period.  
Considering the broken cards
that are out there in practice one needs to set it to this value anyway for 
cards to work.

> 
>> 
>> The problem with the quirk is you need to know when to set it and the 
>> problem with the existing quirk is that one has to set it to work with bad 
>> cards.
> 
> I know when use quirk...and what use one...
> 
>> ________________________________________
>> From: linux-mmc-ow...@vger.kernel.org [linux-mmc-ow...@vger.kernel.org] On 
>> Behalf Of Jaehoon Chung [jh80.ch...@samsung.com]
>> Sent: Tuesday, November 30, 2010 3:37 AM
>> To: Wolfram Sang
>> Cc: linux-mmc@vger.kernel.org; Chris Ball; kyungmin Park; Andrew Morton; 
>> m...@console-pimps.org
>> Subject: Re: [RFC Patch] SDHCI: add quirk for data timeout value when card 
>> busy.
>> 
>>>> Maybe, happen for all sdhci-controllers...
>>> My point is: If it is needed for all SDHCI-controllers, we don't need a
>>> quirk and can apply your code unconditionally.
>>> 
>> 
>> You're right. But i'm not sure, happen for all sdhci-controller.
>> so i send to RFC patch..
>> I also hope apply my code unconditionally.
>> 
>> the reason using quirk...every card didn't happen this issue..
>> if not happen this issue, we need not set timeout value..at that time..
>> 
>> when needs, entered and set timeout value..(conditionally)
>> 
>> 
>>>> Card is configurable with eMMC spec..But sdhci-controller didn't
>>>> support that card. So SDHCI controller need to use quriks..
>>> Can we find out if this is a general issue?
>>> 
>> 
>> Hmm..i'm sure you can find out this issue..
>> Have ever find out this issue(similar case)..anybody?
>> 
>>> Regards,
>>> 
>>>   Wolfram
>>> 
>> 
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> 

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