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/fsl_elbc_nand.c | 26 +++++++++++++++-----------
1 file changed, 15 insertions(+), 11 deletions(-)
diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c
index ad6d5da..7bde76a 100644
--- a/drivers/mtd/nand/fsl_elbc_nand.c
+++ b/drivers/mtd/nand/fsl_elbc_nand.c
@@ -48,7 +48,6 @@
/* mtd information per set */
struct fsl_elbc_mtd {
- struct mtd_info mtd;
struct nand_chip chip;
struct fsl_lbc_ctrl *ctrl;
@@ -742,12 +741,13 @@ static int fsl_elbc_chip_init(struct fsl_elbc_mtd *priv)
struct fsl_lbc_regs __iomem *lbc = ctrl->regs;
struct fsl_elbc_fcm_ctrl *elbc_fcm_ctrl = ctrl->nand;
struct nand_chip *chip = &priv->chip;
+ struct mtd_info *mtd = nand_to_mtd(chip);
dev_dbg(priv->dev, "eLBC Set Information for bank %d\n", priv->bank);
/* Fill in fsl_elbc_mtd structure */
- priv->mtd.priv = chip;
- priv->mtd.dev.parent = priv->dev;
+ mtd->priv = chip;
+ mtd->dev.parent = priv->dev;
nand_set_flash_node(chip, priv->dev->of_node);
/* set timeout to maximum */
@@ -798,9 +798,11 @@ static int fsl_elbc_chip_init(struct fsl_elbc_mtd *priv)
static int fsl_elbc_chip_remove(struct fsl_elbc_mtd *priv)
{
struct fsl_elbc_fcm_ctrl *elbc_fcm_ctrl = priv->ctrl->nand;
- nand_release(&priv->mtd);
+ struct mtd_info *mtd = nand_to_mtd(&priv->chip);
- kfree(priv->mtd.name);
+ nand_release(mtd);
+
+ kfree(mtd->name);
if (priv->vbase)
iounmap(priv->vbase);
@@ -824,6 +826,7 @@ static int fsl_elbc_nand_probe(struct platform_device *pdev)
int bank;
struct device *dev;
struct device_node *node = pdev->dev.of_node;
+ struct mtd_info *mtd;
if (!fsl_lbc_ctrl_dev || !fsl_lbc_ctrl_dev->regs)
return -ENODEV;
@@ -886,8 +889,9 @@ static int fsl_elbc_nand_probe(struct platform_device *pdev)
goto err;
}
- priv->mtd.name = kasprintf(GFP_KERNEL, "%llx.flash", (u64)res.start);
- if (!priv->mtd.name) {
+ mtd = nand_to_mtd(&priv->chip);
+ mtd->name = kasprintf(GFP_KERNEL, "%llx.flash", (u64)res.start);
+ if (!nand_to_mtd(&priv->chip)->name) {
ret = -ENOMEM;
goto err;
}
@@ -896,21 +900,21 @@ static int fsl_elbc_nand_probe(struct platform_device
*pdev)
if (ret)
goto err;
- ret = nand_scan_ident(&priv->mtd, 1, NULL);
+ ret = nand_scan_ident(mtd, 1, NULL);
if (ret)
goto err;
- ret = fsl_elbc_chip_init_tail(&priv->mtd);
+ ret = fsl_elbc_chip_init_tail(mtd);
if (ret)
goto err;
- ret = nand_scan_tail(&priv->mtd);
+ ret = nand_scan_tail(mtd);
if (ret)
goto err;
/* First look for RedBoot table or partitions on the command
* line, these take precedence over device tree information */
- mtd_device_parse_register(&priv->mtd, part_probe_types, NULL,
+ mtd_device_parse_register(mtd, part_probe_types, NULL,
NULL, 0);
printk(KERN_INFO "eLBC NAND device at 0x%llx, bank %d\n",
--
2.1.4
--
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