David, Any comments? Mike Rapoport wrote: > Some SPI controllers have restrictions on DMAable buffers alignemt. > Currently if the buffer supplied by protocol driver is not properly > aligned, the controller silently performs transfer in PIO mode. > Addition of dma_alignment field to spi_master allows protocol drivers to > perform proper alignment. > > Mike Rapoport (3): > SPI: add dma_alignment field to spi_master > pxa2xx_spi: set spi_master.dma_alignment = 8 > spi_imx: set spi_master.dma_alignment = 4 > > drivers/spi/pxa2xx_spi.c | 2 ++ > drivers/spi/spi_imx.c | 2 ++ > include/linux/spi/spi.h | 6 ++++++ > 3 files changed, 10 insertions(+), 0 deletions(-) >
-- Sincerely yours, Mike. ------------------------------------------------------------------------------ Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise -Strategies to boost innovation and cut costs with open source participation -Receive a $600 discount off the registration fee with the source code: SFAD http://p.sf.net/sfu/XcvMzF8H _______________________________________________ spi-devel-general mailing list spi-devel-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/spi-devel-general
