[PATCH v4 31/58] mtd: nand: nuc900: use the mtd instance embedded in struct nand_chip

[Boris Brezillon]

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/nuc900_nand.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/mtd/nand/nuc900_nand.c b/drivers/mtd/nand/nuc900_nand.c
index 65908c0..4dad170 100644
--- a/drivers/mtd/nand/nuc900_nand.c
+++ b/drivers/mtd/nand/nuc900_nand.c
@@ -55,7 +55,6 @@
        __raw_writel((val), (dev)->reg + REG_SMADDR)
 
 struct nuc900_nand {
-       struct mtd_info mtd;
        struct nand_chip chip;
        void __iomem *reg;
        struct clk *clk;
@@ -64,7 +63,7 @@ struct nuc900_nand {
 
 static inline struct nuc900_nand *mtd_to_nuc900(struct mtd_info *mtd)
 {
-       return container_of(mtd, struct nuc900_nand, mtd);
+       return container_of(mtd_to_nand(mtd), struct nuc900_nand, chip);
 }
 
 static const struct mtd_partition partitions[] = {
@@ -236,6 +235,7 @@ static int nuc900_nand_probe(struct platform_device *pdev)
 {
        struct nuc900_nand *nuc900_nand;
        struct nand_chip *chip;
+       struct mtd_info *mtd;
        struct resource *res;
 
        nuc900_nand = devm_kzalloc(&pdev->dev, sizeof(struct nuc900_nand),
@@ -243,9 +243,10 @@ static int nuc900_nand_probe(struct platform_device *pdev)
        if (!nuc900_nand)
                return -ENOMEM;
        chip = &(nuc900_nand->chip);
+       mtd = nand_to_mtd(chip);
 
-       nuc900_nand->mtd.priv   = chip;
-       nuc900_nand->mtd.dev.parent = &pdev->dev;
+       mtd->priv               = chip;
+       mtd->dev.parent         = &pdev->dev;
        spin_lock_init(&nuc900_nand->lock);
 
        nuc900_nand->clk = devm_clk_get(&pdev->dev, NULL);
@@ -269,11 +270,10 @@ static int nuc900_nand_probe(struct platform_device *pdev)
 
        nuc900_nand_enable(nuc900_nand);
 
-       if (nand_scan(&(nuc900_nand->mtd), 1))
+       if (nand_scan(mtd, 1))
                return -ENXIO;
 
-       mtd_device_register(&(nuc900_nand->mtd), partitions,
-                           ARRAY_SIZE(partitions));
+       mtd_device_register(mtd, partitions, ARRAY_SIZE(partitions));
 
        platform_set_drvdata(pdev, nuc900_nand);
 
@@ -284,7 +284,7 @@ static int nuc900_nand_remove(struct platform_device *pdev)
 {
        struct nuc900_nand *nuc900_nand = platform_get_drvdata(pdev);
 
-       nand_release(&nuc900_nand->mtd);
+       nand_release(nand_to_mtd(&nuc900_nand->chip));
        clk_disable(nuc900_nand->clk);
 
        return 0;
-- 
2.1.4

--
To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html