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/s3c2410.c | 23 ++++++++++++++---------
1 file changed, 14 insertions(+), 9 deletions(-)
diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index e658b29..c074a49 100644
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -104,7 +104,6 @@ struct s3c2410_nand_info;
* @scan_res: The result from calling nand_scan_ident().
*/
struct s3c2410_nand_mtd {
- struct mtd_info mtd;
struct nand_chip chip;
struct s3c2410_nand_set *set;
struct s3c2410_nand_info *info;
@@ -168,7 +167,8 @@ struct s3c2410_nand_info {
static struct s3c2410_nand_mtd *s3c2410_nand_mtd_toours(struct mtd_info *mtd)
{
- return container_of(mtd, struct s3c2410_nand_mtd, mtd);
+ return container_of(mtd_to_nand(mtd), struct s3c2410_nand_mtd,
+ chip);
}
static struct s3c2410_nand_info *s3c2410_nand_mtd_toinfo(struct mtd_info *mtd)
@@ -745,7 +745,7 @@ static int s3c24xx_nand_remove(struct platform_device *pdev)
for (mtdno = 0; mtdno < info->mtd_count; mtdno++, ptr++) {
pr_debug("releasing mtd %d (%p)\n", mtdno, ptr);
- nand_release(&ptr->mtd);
+ nand_release(nand_to_mtd(&ptr->chip));
}
}
@@ -762,9 +762,11 @@ static int s3c2410_nand_add_partition(struct
s3c2410_nand_info *info,
struct s3c2410_nand_set *set)
{
if (set) {
- mtd->mtd.name = set->name;
+ struct mtd_info *mtdinfo = nand_to_mtd(&mtd->chip);
- return mtd_device_parse_register(&mtd->mtd, NULL, NULL,
+ mtdinfo->name = set->name;
+
+ return mtd_device_parse_register(mtdinfo, NULL, NULL,
set->partitions, set->nr_partitions);
}
@@ -786,6 +788,7 @@ static void s3c2410_nand_init_chip(struct s3c2410_nand_info
*info,
struct s3c2410_nand_set *set)
{
struct nand_chip *chip = &nmtd->chip;
+ struct mtd_info *mtd = nand_to_mtd(chip);
void __iomem *regs = info->regs;
chip->write_buf = s3c2410_nand_write_buf;
@@ -831,7 +834,7 @@ static void s3c2410_nand_init_chip(struct s3c2410_nand_info
*info,
chip->IO_ADDR_R = chip->IO_ADDR_W;
nmtd->info = info;
- nmtd->mtd.priv = chip;
+ mtd->priv = chip;
nmtd->set = set;
#ifdef CONFIG_MTD_NAND_S3C2410_HWECC
@@ -1012,19 +1015,21 @@ static int s3c24xx_nand_probe(struct platform_device
*pdev)
nmtd = info->mtds;
for (setno = 0; setno < nr_sets; setno++, nmtd++) {
+ struct mtd_info *mtd = nand_to_mtd(&nmtd->chip);
+
pr_debug("initialising set %d (%p, info %p)\n",
setno, nmtd, info);
- nmtd->mtd.dev.parent = &pdev->dev;
+ mtd->dev.parent = &pdev->dev;
s3c2410_nand_init_chip(info, nmtd, sets);
- nmtd->scan_res = nand_scan_ident(&nmtd->mtd,
+ nmtd->scan_res = nand_scan_ident(mtd,
(sets) ? sets->nr_chips : 1,
NULL);
if (nmtd->scan_res == 0) {
s3c2410_nand_update_chip(info, nmtd);
- nand_scan_tail(&nmtd->mtd);
+ nand_scan_tail(mtd);
s3c2410_nand_add_partition(info, nmtd, sets);
}
--
2.1.4
--
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