On Wed, Jul 04, 2012 at 05:03:59PM +0400, Ilya Yanok wrote: ` > From: Tom Rini <tr...@ti.com> > > The USB spec says that 32 bytes is the minimum required alignment. > However on some platforms we have a larger minimum requirement for cache > coherency. In those cases, use that value rather than the USB spec > minimum. We add a cpp check to <usb.h> to define USB_DMA_MINALIGN and > make use of it in ehci-hcd.c and musb_core.h. We cannot use MAX() here > as we are not allowed to have tests inside of align(...). > > Cc: Marek Vasut <ma...@denx.de> > Signed-off-by: Tom Rini <tr...@ti.com> > [ilya.yanok]: fix size alignment, drop (incorrect) rounding > when invalidating the buffer. If we got unaligned buffer from the > upper layer -- that's definetely a bug so it's good to buzz > about it. But we have to align the buffer length -- upper layers > should take care to reserve enough space. > Signed-off-by: Ilya Yanok <ilya.ya...@cogentembedded.com>
So trying this on ethernet still gives a handful of unaligned areas. Do you have a beagleboard xM available? -- Tom
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