[PATCH v4 09/58] mtd: nand: bf5xx: use the mtd instance embedded in struct nand_chip
From: Boris Brezillon <hidden>
Date: 2015-12-10 08:01:41
Also in:
linux-omap, linux-samsung-soc, lkml
Subsystem:
memory technology devices (mtd), nand flash subsystem, the rest · Maintainers:
Miquel Raynal, Richard Weinberger, Vignesh Raghavendra, Linus Torvalds
struct nand_chip now embeds an mtd device. Make use of this mtd instance.
Signed-off-by: Boris Brezillon <redacted>
---
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/bf5xx_nand.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index d9da5ed..928d599 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c@@ -142,7 +142,6 @@ static struct nand_ecclayout bootrom_ecclayout = { struct bf5xx_nand_info { /* mtd info */ struct nand_hw_control controller; - struct mtd_info mtd; struct nand_chip chip; /* platform info */
@@ -160,7 +159,8 @@ struct bf5xx_nand_info { */ static struct bf5xx_nand_info *mtd_to_nand_info(struct mtd_info *mtd) { - return container_of(mtd, struct bf5xx_nand_info, mtd); + return container_of(mtd_to_nand(mtd), struct bf5xx_nand_info, + chip); } static struct bf5xx_nand_info *to_nand_info(struct platform_device *pdev)
@@ -660,7 +660,7 @@ static int bf5xx_nand_hw_init(struct bf5xx_nand_info *info) */ static int bf5xx_nand_add_partition(struct bf5xx_nand_info *info) { - struct mtd_info *mtd = &info->mtd; + struct mtd_info *mtd = nand_to_mtd(&info->chip); struct mtd_partition *parts = info->platform->partitions; int nr = info->platform->nr_partitions;
@@ -675,7 +675,7 @@ static int bf5xx_nand_remove(struct platform_device *pdev) * and their partitions, then go through freeing the * resources used */ - nand_release(&info->mtd); + nand_release(nand_to_mtd(&info->chip)); peripheral_free_list(bfin_nfc_pin_req); bf5xx_nand_dma_remove(info);
@@ -756,6 +756,7 @@ static int bf5xx_nand_probe(struct platform_device *pdev) /* initialise chip data struct */ chip = &info->chip; + mtd = nand_to_mtd(&info->chip); if (plat->data_width) chip->options |= NAND_BUSWIDTH_16;
@@ -772,7 +773,7 @@ static int bf5xx_nand_probe(struct platform_device *pdev) chip->cmd_ctrl = bf5xx_nand_hwcontrol; chip->dev_ready = bf5xx_nand_devready; - chip->priv = &info->mtd; + chip->priv = mtd; chip->controller = &info->controller; chip->IO_ADDR_R = (void __iomem *) NFC_READ;
@@ -781,7 +782,6 @@ static int bf5xx_nand_probe(struct platform_device *pdev) chip->chip_delay = 0; /* initialise mtd info data struct */ - mtd = &info->mtd; mtd->priv = chip; mtd->dev.parent = &pdev->dev;
--
2.1.4