[PATCH v4 27/58] mtd: nand: mpc5121: use the mtd instance embedded in struct nand_chip

From: Boris Brezillon
Date: Thu Dec 10 2015 - 03:04:49 EST


struct nand_chip now embeds an mtd device. Make use of this mtd instance.

Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
---
Changes generated with the following coccinelle script

--->8---
virtual patch

@fix1@
identifier __chipfield, __mtdfield;
type __type;
@@
(
__type {
...
struct nand_chip __chipfield;
...
- struct mtd_info __mtdfield;
...
};
|
__type {
...
- struct mtd_info __mtdfield;
...
struct nand_chip __chipfield;
...
};
)

@fix2 depends on fix1@
identifier fix1.__chipfield, fix1.__mtdfield;
identifier __subfield;
type fix1.__type;
__type *__priv;
@@
(
- __priv->__mtdfield.__subfield
+ nand_to_mtd(&__priv->__chipfield)->__subfield
|
- &(__priv->__mtdfield)
+ nand_to_mtd(&__priv->__chipfield)
)
--->8---
---
drivers/mtd/nand/mpc5121_nfc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c
index 642c486..8b4cd82 100644
--- a/drivers/mtd/nand/mpc5121_nfc.c
+++ b/drivers/mtd/nand/mpc5121_nfc.c
@@ -118,7 +118,6 @@
#define NFC_TIMEOUT (HZ / 10) /* 1/10 s */

struct mpc5121_nfc_prv {
- struct mtd_info mtd;
struct nand_chip chip;
int irq;
void __iomem *regs;
@@ -654,8 +653,8 @@ static int mpc5121_nfc_probe(struct platform_device *op)
if (!prv)
return -ENOMEM;

- mtd = &prv->mtd;
chip = &prv->chip;
+ mtd = nand_to_mtd(chip);

mtd->priv = chip;
mtd->dev.parent = dev;
--
2.1.4

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