Commit 4695a3cf authored by Roger Quadros's avatar Roger Quadros Committed by Miquel Raynal
Browse files

mtd: rawnand: omap2: fix force_8bit flag behaviour for DMA mode 



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: default avatarRoger Quadros <rogerq@kernel.org>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20211209090458.24830-6-rogerq@kernel.org
parent 0137c74a

drivers/mtd/nand/raw/omap2.c

+10 −0
Original line number Diff line number Diff line
@@ -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