struct nand_chip now embeds an mtd device. Make use of this mtd instance.
Signed-off-by: Boris Brezillon <boris.brezil...@free-electrons.com>
---
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/ndfc.c | 24 +++++++++++++-----------
1 file changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c
index d8a23b0..3a7168e 100644
--- a/drivers/mtd/nand/ndfc.c
+++ b/drivers/mtd/nand/ndfc.c
@@ -37,7 +37,6 @@
struct ndfc_controller {
struct platform_device *ofdev;
void __iomem *ndfcbase;
- struct mtd_info mtd;
struct nand_chip chip;
int chip_select;
struct nand_hw_control ndfc_control;
@@ -147,6 +146,7 @@ static int ndfc_chip_init(struct ndfc_controller *ndfc,
{
struct device_node *flash_np;
struct nand_chip *chip = &ndfc->chip;
+ struct mtd_info *mtd = nand_to_mtd(chip);
int ret;
chip->IO_ADDR_R = ndfc->ndfcbase + NDFC_DATA;
@@ -167,31 +167,32 @@ static int ndfc_chip_init(struct ndfc_controller *ndfc,
chip->ecc.strength = 1;
chip->priv = ndfc;
- ndfc->mtd.priv = chip;
- ndfc->mtd.dev.parent = &ndfc->ofdev->dev;
+ mtd->priv = chip;
+ mtd->dev.parent = &ndfc->ofdev->dev;
flash_np = of_get_next_child(node, NULL);
if (!flash_np)
return -ENODEV;
nand_set_flash_node(chip, flash_np);
- ndfc->mtd.name = kasprintf(GFP_KERNEL, "%s.%s",
- dev_name(&ndfc->ofdev->dev), flash_np->name);
- if (!ndfc->mtd.name) {
+ ppdata.of_node = flash_np;
+ mtd->name = kasprintf(GFP_KERNEL, "%s.%s", dev_name(&ndfc->ofdev->dev),
+ flash_np->name);
+ if (!mtd->name) {
ret = -ENOMEM;
goto err;
}
- ret = nand_scan(&ndfc->mtd, 1);
+ ret = nand_scan(mtd, 1);
if (ret)
goto err;
- ret = mtd_device_register(&ndfc->mtd, NULL, 0);
+ ret = mtd_device_register(mtd, NULL, 0);
err:
of_node_put(flash_np);
if (ret)
- kfree(ndfc->mtd.name);
+ kfree(mtd->name);
return ret;
}
@@ -258,9 +259,10 @@ static int ndfc_probe(struct platform_device *ofdev)
static int ndfc_remove(struct platform_device *ofdev)
{
struct ndfc_controller *ndfc = dev_get_drvdata(&ofdev->dev);
+ struct mtd_info *mtd = nand_to_mtd(&ndfc->chip);
- nand_release(&ndfc->mtd);
- kfree(ndfc->mtd.name);
+ nand_release(mtd);
+ kfree(mtd->name);
return 0;
}
--
2.1.4
--
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