From: Chris Packham <chris.packham@alliedtelesis.co.nz>
To: miquel.raynal@bootlin.com, boris.brezillon@bootlin.com,
dwmw2@infradead.org, computersforpeace@gmail.com,
linux-mtd@lists.infradead.org
Cc: linux-kernel@vger.kernel.org,
Chris Packham <chris.packham@alliedtelesis.co.nz>,
Richard Weinberger <richard@nod.at>,
Marek Vasut <marek.vasut@gmail.com>
Subject: [RFC PATCH v2 2/6] mtd: rawnand: add manufacturer fixup for ONFI parameter page
Date: Tue, 19 Jun 2018 17:31:21 +1200 [thread overview]
Message-ID: <20180619053125.16792-3-chris.packham@alliedtelesis.co.nz> (raw)
In-Reply-To: <20180619053125.16792-1-chris.packham@alliedtelesis.co.nz>
This is called after the ONFI parameter page checksum is verified
and allows us to override the contents of the parameter page.
Suggested-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---
Changes in v2:
- New
drivers/mtd/nand/raw/nand_base.c | 4 ++++
include/linux/mtd/rawnand.h | 1 +
2 files changed, 5 insertions(+)
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 0cd3e216b95c..65250308c82d 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -5172,6 +5172,10 @@ static int nand_flash_detect_onfi(struct nand_chip *chip)
}
}
+ if (chip->manufacturer.desc && chip->manufacturer.desc->ops &&
+ chip->manufacturer.desc->ops->fixup_onfi_param_page)
+ chip->manufacturer.desc->ops->fixup_onfi_param_page(chip, p);
+
/* Check version */
val = le16_to_cpu(p->revision);
if (val & (1 << 5))
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index 3e8ec3b8a39c..6db42091ee5e 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -783,6 +783,7 @@ struct nand_manufacturer_ops {
void (*detect)(struct nand_chip *chip);
int (*init)(struct nand_chip *chip);
void (*cleanup)(struct nand_chip *chip);
+ void (*fixup_onfi_param_page)(struct nand_chip *chip, struct nand_onfi_params *p);
};
/**
--
2.17.1
next prev parent reply other threads:[~2018-06-19 5:32 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-19 5:31 [RFC PATCH v2 0/6] mtd: rawnand: support MT29F1G08ABAFAWP-ITE:F Chris Packham
2018-06-19 5:31 ` [RFC PATCH v2 1/6] mtd: rawnand: marvell: Handle on-die ECC Chris Packham
2018-06-19 5:58 ` Boris Brezillon
2018-06-19 5:31 ` Chris Packham [this message]
2018-06-19 6:01 ` [RFC PATCH v2 2/6] mtd: rawnand: add manufacturer fixup for ONFI parameter page Boris Brezillon
2018-06-19 5:31 ` [RFC PATCH v2 3/6] mtd: rawnand: micron: add fixup for ONFI revision Chris Packham
2018-06-19 6:02 ` Boris Brezillon
2018-06-19 5:31 ` [RFC PATCH v2 4/6] mtd: rawnand: marvell: Support page size of 2048 with 8-bit ECC Chris Packham
2018-06-19 5:31 ` [RFC PATCH v2 5/6] mtd: rawnand: micron: add ONFI_FEATURE_ON_DIE_ECC to supported features Chris Packham
2018-06-19 5:40 ` Boris Brezillon
2018-06-19 6:52 ` Miquel Raynal
2018-06-19 21:22 ` Chris Packham
2018-06-20 7:43 ` Miquel Raynal
2018-06-19 9:00 ` Miquel Raynal
2018-06-20 9:40 ` Boris Brezillon
2018-06-19 5:31 ` [RFC PATCH v2 6/6] mtd: rawnand: micron: support 8/512 on-die ECC Chris Packham
2018-06-19 6:09 ` Boris Brezillon
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