Add dma memcpy api to the default spi_flash_copy_mmap(), so that dma will be used to copy data when CONFIG_DMA is defined for the platform.
Signed-off-by: Mugunthan V N mugunthanvnm@ti.com Reviewed-by: Simon Glass sjg@chromium.org --- drivers/mtd/spi/spi_flash.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index 8a60c72..3c365d5 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -16,6 +16,7 @@ #include <spi.h> #include <spi_flash.h> #include <linux/log2.h> +#include <dma.h>
#include "sf_internal.h"
@@ -454,8 +455,16 @@ int spi_flash_read_common(struct spi_flash *flash, const u8 *cmd, return ret; }
+/* + * TODO: remove the weak after all the other spi_flash_copy_mmap + * implementations removed from drivers + */ void __weak spi_flash_copy_mmap(void *data, void *offset, size_t len) { +#ifdef CONFIG_DMA + if (!dma_memcpy(data, offset, len)) + return; +#endif memcpy(data, offset, len); }