Messages in this thread | | | Date | Tue, 29 Jul 2008 13:09:17 +0200 | From | Pierre Ossman <> | Subject | Re: [PATCH] fix misalignment in pxamci |
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On Tue, 29 Jul 2008 08:30:09 +0200 "pHilipp Zabel" <philipp.zabel@gmail.com> wrote:
> > Argh, DALGN shouldn't be defined in pxa-regs.h. We really need an > aligned SCR target then. Pierre, is there any way we can have the MMC > core align DMA targets for pxa25x? >
No, not really. So if you can't work around the hardware limitations, add a bounce buffer or fail the requests that cannot be handled (or both, if you have a bounce buffer that's smaller than the maximum request size).
-- -- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org rdesktop, core developer http://www.rdesktop.org
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