spi/omap2_mcspi: change default DMA_MIN_BYTES value to 160

[safe/jmp/linux-2.6] / drivers / spi / omap2_mcspi.c

diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index e0de0d0..e6d08b8 100644 (file)
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -113,7 +113,7 @@ struct omap2_mcspi_dma {
 /* use PIO for small transfers, avoiding DMA setup/teardown overhead and
  * cache operations; better heuristics consider wordsize and bitrate.
  */
-#define DMA_MIN_BYTES                  8
+#define DMA_MIN_BYTES                  160
 
 
 struct omap2_mcspi {