Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1516313
| From | Zach Brown <zach.brown@ni.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v5 5/5] mtd: nand: set max_bb_per_die and blocks_per_die for ONFI compliant chips |
| Date | 2016-11-07 17:50 +0100 |
| Message-ID | <sAVho-5CE-27@gated-at.bofh.it> (permalink) |
| References | <sAVho-5CE-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 <zach.brown@ni.com> Acked-by: Boris Brezillon <boris.brezillon@free-electron.com> --- drivers/mtd/nand/nand_base.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 193a6b7..fb5b585 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -3599,6 +3599,9 @@ 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 -- 2.7.4
Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread
[PATCH v5 0/5] mtd: use ONFI bad blocks per LUN to calculate UBI bad PEB limit Zach Brown <zach.brown@ni.com> - 2016-11-07 17:50 +0100 [PATCH v5 4/5] mtd: nand: implement 'max_bad_blocks' mtd function Zach Brown <zach.brown@ni.com> - 2016-11-07 17:50 +0100 [PATCH v5 1/5] mtd: introduce function max_bad_blocks Zach Brown <zach.brown@ni.com> - 2016-11-07 17:50 +0100 [PATCH v5 3/5] mtd: nand: Add max_bb_per_die and blocks_per_die fields to nand_chip Zach Brown <zach.brown@ni.com> - 2016-11-07 17:50 +0100 [PATCH v5 2/5] mtd: ubi: use 'max_bad_blocks' to compute bad_peb_limit if available Zach Brown <zach.brown@ni.com> - 2016-11-07 17:50 +0100 [PATCH v5 5/5] mtd: nand: set max_bb_per_die and blocks_per_die for ONFI compliant chips Zach Brown <zach.brown@ni.com> - 2016-11-07 17:50 +0100
csiph-web