From: Zach Brown Date: Tue, 10 Jan 2017 19:30:21 +0000 (-0600) Subject: mtd: nand: set max_bb_per_die and blocks_per_die for ONFI compliant chips X-Git-Tag: v4.11-rc1~181^2~11 X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-linux.git;a=commitdiff_plain;h=34da5f5f3bf5c0df1bd5528a98e07bd5a224e9d4 mtd: nand: set max_bb_per_die and blocks_per_die for ONFI compliant chips ONFI compliant chips contain the values for the max_bb_per_die and blocks_per_die fields in the parameter page. When the ONFI paged is retrieved/parsed the chip's fields are set by the corresponding fields in the param page. Signed-off-by: Zach Brown Acked-by: Boris Brezillon Acked-by: Brian Norris Signed-off-by: Brian Norris --- diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 522baa9b6b5b..1492c12906f6 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -3628,6 +3628,9 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, chip->chipsize *= (uint64_t)mtd->erasesize * p->lun_count; chip->bits_per_cell = p->bits_per_cell; + chip->max_bb_per_die = le16_to_cpu(p->bb_per_lun); + chip->blocks_per_die = le32_to_cpu(p->blocks_per_lun); + if (onfi_feature(chip) & ONFI_FEATURE_16_BIT_BUS) *busw = NAND_BUSWIDTH_16; else