Many SPI controller drivers use DMA to read/write from m25p80 compatible flashes. Therefore enable bounce buffers support provided by spi-nor framework to take care of handling vmalloc'd buffers which may not be DMA'able. Signed-off-by: Vignesh R <vigneshr@xxxxxx> --- drivers/mtd/devices/m25p80.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index c4df3b1bded0..d05acf22eadf 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -241,6 +241,7 @@ static int m25p_probe(struct spi_device *spi) else flash_name = spi->modalias; + nor->flags |= SNOR_F_USE_BOUNCE_BUFFER; ret = spi_nor_scan(nor, flash_name, mode); if (ret) return ret; -- 2.11.0 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
