Messages in this thread | | | Date | Wed, 25 Mar 2009 20:23:35 +0100 | From | Pierre Ossman <> | Subject | Re: [PATCH] mmc: align data size for host which only supports power-of-2 block |
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On Wed, 25 Mar 2009 11:22:25 +0800 "Cai, Cliff" <Cliff.Cai@analog.com> wrote:
> > > >This patch seems premature as there is no associated > >modification of any of the host drivers. > > The SDH on Blackfin BF54x/BF51x only supports power-of-2 block > transfer,we will soon > Send the sdh driver to mainline as well. >
Ok. Looking forward to it. :)
> >Padding to a power of two size can also mean a rather large > >padding. We might need to check the host data limits after > >doing the adjustment. > > Yes,but it's the higher level driver's job. >
mmc_align_data_size() shouldn't be adjusting the size to something it can easily determine that it's invalid.
Rgds -- -- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org rdesktop, core developer http://www.rdesktop.org
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