Commits
Eli Billauer committed cc212550eed
staging: xillybus: Open Firmware driver supporting coherent DMA If the "dma-coherent" property is present in the device tree, the driver will not perform cache invalidations. This feature significantly improves data throughput and reduces CPU load. Signed-off-by: Eli Billauer <eli.billauer@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>