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Groups > linux.kernel > #1513421
| From | Zach Brown <zach.brown@ni.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 5/5] mtd: nand: set bb_per_die and blocks_per_die for ONFI compliant chips |
| Date | 2016-11-01 19:20 +0100 |
| Message-ID | <syLPc-3J3-21@gated-at.bofh.it> (permalink) |
| References | <syLPc-3J3-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
ONFI compliant chips contain the values for the 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> --- drivers/mtd/nand/nand_base.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index be48e37..edf28b6 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -3599,6 +3599,10 @@ 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->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
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[PATCH v4 0/5] mtd: use ONFI bad blocks per LUN to calculate UBI bad PEB limit Zach Brown <zach.brown@ni.com> - 2016-11-01 19:20 +0100
[PATCH v4 5/5] mtd: nand: set bb_per_die and blocks_per_die for ONFI compliant chips Zach Brown <zach.brown@ni.com> - 2016-11-01 19:20 +0100
[PATCH v4 1/5] mtd: introduce function max_bad_blocks Zach Brown <zach.brown@ni.com> - 2016-11-01 19:20 +0100
[PATCH v4 4/5] mtd: nand: implement 'max_bad_blocks' mtd function Zach Brown <zach.brown@ni.com> - 2016-11-01 19:20 +0100
[PATCH v4 3/5] mtd: nand: Add bb_per_die and blocks_per_die fields to nand_chip Zach Brown <zach.brown@ni.com> - 2016-11-01 19:20 +0100
Re: [PATCH v4 3/5] mtd: nand: Add bb_per_die and blocks_per_die fields to nand_chip Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-11-06 18:50 +0100
Re: [PATCH v4 0/5] mtd: use ONFI bad blocks per LUN to calculate UBI bad PEB limit Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-11-06 19:00 +0100
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