@@ -372,17 +372,15 @@ static int nand_davinci_correct_4bit(struct nand_chip *chip, u_char *data,
}
/**
- * nand_read_page_hwecc_oob_first - hw ecc, read oob first
+ * nand_davinci_read_page_hwecc_oob_first - Hardware ECC page read with ECC
+ * data read from OOB area
* @chip: nand chip info structure
* @buf: buffer to store read data
* @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*
- * Hardware ECC for large page chips, require OOB to be read first. For this
- * ECC mode, the write_page method is re-used from ECC_HW. These methods
- * read/write ECC from the OOB area, unlike the ECC_HW_SYNDROME support with
- * multiple ECC steps, follows the "infix ECC" scheme and reads/writes ECC from
- * the data area, by overwriting the NAND manufacturer bad block markings.
+ * Hardware ECC for large page chips, which requires the ECC data to be
+ * extracted from the OOB before the actual data is read.
*/
static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip,
uint8_t *buf,
The original comment that describes the function nand_davinci_read_page_hwecc_oob_first() is very obscure and it is hard to understand what it is for. Cc: <stable@vger.kernel.org> # v5.2 Fixes: a0ac778eb82c ("mtd: rawnand: ingenic: Add support for the JZ4740") Signed-off-by: Paul Cercueil <paul@crapouillou.net> --- drivers/mtd/nand/raw/davinci_nand.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-)