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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2020-01-07 09:45:44 +0100
committerMiquel Raynal <miquel.raynal@bootlin.com>2020-01-09 20:09:29 +0100
commit8bcef0d54067077cf9a6cb129022c77559926e8c (patch)
tree5299d692fb4e9175b7b3e89fce9e9d62acb29326 /drivers/mtd/nand/onenand
parentmtd: onenand: samsung: Fix iomem access with regular memcpy (diff)
downloadlinux-8bcef0d54067077cf9a6cb129022c77559926e8c.tar.xz
linux-8bcef0d54067077cf9a6cb129022c77559926e8c.zip
mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy
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: 3ed6a4d1de2c5 (" 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>
Diffstat (limited to 'drivers/mtd/nand/onenand')
-rw-r--r--drivers/mtd/nand/onenand/omap2.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/nand/onenand/omap2.c b/drivers/mtd/nand/onenand/omap2.c
index 8cb2294bc837..aa9368bf7a0c 100644
--- a/drivers/mtd/nand/onenand/omap2.c
+++ b/drivers/mtd/nand/onenand/omap2.c
@@ -328,7 +328,8 @@ 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;