On Tue, Mar 31, 2015 at 03:02:43PM +0800, tang yuantian wrote: > From: Tang Yuantian <yuantian.t...@freescale.com> > > In stead of user_buffer_size, transfer_size should be used to pass to > ahci_device_data_io(). transfer_size is the length that we want the > low level function to transfer each time. > If we use user_buffer_size which is the totally data length as parameter, > low level function will actually create many SGs to transfer as many data > as possible each time. That will produce many redundant data transfer. > > Signed-off-by: Tang Yuantian <yuantian.t...@freescale.com> > Reviewed-by: Simon Glass <s...@chromium.org>
Applied to u-boot/master, thanks! -- Tom
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