Re: [GIT PULL] MMC updates

[Pierre Ossman]

Hi Nicolas,

You seem to be the source of this workaround, and also the maintainer of
PXA. So I guess this falls into your lap either way. Highlights from my
discussion with Russell:

Pierre Ossman wrote:
> Russell King wrote:
>   
>> > Dug out from the ARM kautobuild...
>> >
>> > drivers/mmc/host/pxamci.c: In function 'pxamci_cmd_done':
>> > drivers/mmc/host/pxamci.c:236: error: 'MMC_ALL_SEND_CID' undeclared (first use in this function)
>> > drivers/mmc/host/pxamci.c:236: error: (Each undeclared identifier is reported only once
>> > drivers/mmc/host/pxamci.c:236: error: for each function it appears in.)
>> > drivers/mmc/host/pxamci.c:237: error: 'MMC_SEND_CSD' undeclared (first use in this function)
>> > drivers/mmc/host/pxamci.c:238: error: 'MMC_SEND_CID' undeclared (first use in this function)
>> >
>> >   
>>     
>
> What are opcode defines doing in the driver?

Pierre Ossman wrote:
> Russell King wrote:
>   
>> See the comments immediately above and below its use.
>>
>> Welcome to buggy hardware.
>>
>>   
>>     
>
> I've read through the erratum, and to me it seems like the bug affects
> all long replies, not just these codes. So I think the code should be
> fixed to look at the response flag, not the opcode.
>
> Do you have hardware so that you can test such a change?
>
>   

I guess the same question goes to you. :)

Rgds

-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org

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