[PATCH v4 06/10] mtd: spinand: replace enable_ecc variable with disable_ecc and update corresponding logic

[Mikhail Kshevetskiy]

Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy at iopsys.eu>
---
 drivers/mtd/nand/spi/core.c | 24 +++++++++++++++---------
 1 file changed, 15 insertions(+), 9 deletions(-)

diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
index b8e2849832f..8d5c07e6966 100644
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -525,12 +525,12 @@ static int spinand_mtd_read(struct mtd_info *mtd, loff_t from,
 	struct nand_device *nand = mtd_to_nanddev(mtd);
 	unsigned int max_bitflips = 0;
 	struct nand_io_iter iter;
-	bool enable_ecc = false;
+	bool disable_ecc = false;
 	bool ecc_failed = false;
 	int ret = 0;
 
-	if (ops->mode != MTD_OPS_RAW && spinand->eccinfo.ooblayout)
-		enable_ecc = true;
+	if (ops->mode == MTD_OPS_RAW || !spinand->eccinfo.ooblayout)
+		disable_ecc = true;
 
 #ifndef __UBOOT__
 	mutex_lock(&spinand->lock);
@@ -538,15 +538,18 @@ static int spinand_mtd_read(struct mtd_info *mtd, loff_t from,
 
 	nanddev_io_for_each_page(nand, NAND_PAGE_READ, from, ops, &iter) {
 		schedule();
+		if (disable_ecc)
+			iter.req.mode = MTD_OPS_RAW;
+
 		ret = spinand_select_target(spinand, iter.req.pos.target);
 		if (ret)
 			break;
 
-		ret = spinand_ecc_enable(spinand, enable_ecc);
+		ret = spinand_ecc_enable(spinand, !disable_ecc);
 		if (ret)
 			break;
 
-		ret = spinand_read_page(spinand, &iter.req, enable_ecc);
+		ret = spinand_read_page(spinand, &iter.req, !disable_ecc);
 		if (ret < 0 && ret != -EBADMSG)
 			break;
 
@@ -578,11 +581,11 @@ static int spinand_mtd_write(struct mtd_info *mtd, loff_t to,
 	struct spinand_device *spinand = mtd_to_spinand(mtd);
 	struct nand_device *nand = mtd_to_nanddev(mtd);
 	struct nand_io_iter iter;
-	bool enable_ecc = false;
+	bool disable_ecc = false;
 	int ret = 0;
 
-	if (ops->mode != MTD_OPS_RAW && mtd->ooblayout)
-		enable_ecc = true;
+	if (ops->mode == MTD_OPS_RAW || !mtd->ooblayout)
+		disable_ecc = true;
 
 #ifndef __UBOOT__
 	mutex_lock(&spinand->lock);
@@ -590,11 +593,14 @@ static int spinand_mtd_write(struct mtd_info *mtd, loff_t to,
 
 	nanddev_io_for_each_page(nand, NAND_PAGE_WRITE, to, ops, &iter) {
 		schedule();
+		if (disable_ecc)
+			iter.req.mode = MTD_OPS_RAW;
+
 		ret = spinand_select_target(spinand, iter.req.pos.target);
 		if (ret)
 			break;
 
-		ret = spinand_ecc_enable(spinand, enable_ecc);
+		ret = spinand_ecc_enable(spinand, !disable_ecc);
 		if (ret)
 			break;
 
-- 
2.39.2