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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