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-rw-r--r--drivers/mtd/spi/spi_flash.c9
1 files changed, 9 insertions, 0 deletions
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);
}