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Subject[PATCH v2 5/6] mtd: rawnand: omap2: fix force_8bit flag behaviour for DMA mode
Date
In DMA mode we were not considering the force_8bit flag.

Fix it by using regular non-DMA 8-bit I/O if force_8bit flag is set.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
---
drivers/mtd/nand/raw/omap2.c | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c
index 0c7ee26171ad..2b58ddea3b01 100644
--- a/drivers/mtd/nand/raw/omap2.c
+++ b/drivers/mtd/nand/raw/omap2.c
@@ -447,6 +447,11 @@ static void omap_nand_data_in_dma_pref(struct nand_chip *chip, void *buf,
{
struct mtd_info *mtd = nand_to_mtd(chip);

+ if (force_8bit) {
+ omap_nand_data_in(chip, buf, len, force_8bit);
+ return;
+ }
+
if (len <= mtd->oobsize)
omap_nand_data_in_pref(chip, buf, len, false);
else
@@ -463,6 +468,11 @@ static void omap_nand_data_out_dma_pref(struct nand_chip *chip,
{
struct mtd_info *mtd = nand_to_mtd(chip);

+ if (force_8bit) {
+ omap_nand_data_out(chip, buf, len, force_8bit);
+ return;
+ }
+
if (len <= mtd->oobsize)
omap_nand_data_out_pref(chip, buf, len, false);
else
--
2.17.1
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