Commit 077ac6b1 authored Jan 07, 2020 by Peter Ujfalusi Committed by Greg Kroah-Hartman Jan 17, 2020

mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy



commit 8bcef0d54067077cf9a6cb129022c77559926e8c upstream.

The commit converting the driver to DMAengine was missing the flags for
the memcpy prepare call.
It went unnoticed since the omap-dma driver was ignoring them.

Fixes: 3ed6a4d1 (" mtd: onenand: omap2: Convert to use dmaengine for memcp")
Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 7835b072

drivers/mtd/nand/onenand/omap2.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -341,7 +341,8 @@ static inline int omap2_onenand_dma_transfer(struct omap2_onenand *c,
		struct dma_async_tx_descriptor *tx;
		dma_cookie_t cookie;

		tx = dmaengine_prep_dma_memcpy(c->dma_chan, dst, src, count, 0);
		tx = dmaengine_prep_dma_memcpy(c->dma_chan, dst, src, count,
		DMA_CTRL_ACK \| DMA_PREP_INTERRUPT);
		if (!tx) {
		dev_err(&c->pdev->dev, "Failed to prepare DMA memcpy\n");
		return -EIO;