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/fsmc_nand.c | 22 ++++++++++------------
1 file changed, 10 insertions(+), 12 deletions(-)
diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index 499fc59..4c68e7a 100644
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -299,7 +299,6 @@ static struct fsmc_eccplace fsmc_ecc4_sp_place = {
*/
struct fsmc_nand_data {
u32 pid;
- struct mtd_info mtd;
struct nand_chip nand;
struct mtd_partition *partitions;
unsigned int nr_partitions;
@@ -328,7 +327,7 @@ struct fsmc_nand_data {
static inline struct fsmc_nand_data *mtd_to_fsmc(struct mtd_info *mtd)
{
- return container_of(mtd, struct fsmc_nand_data, mtd);
+ return container_of(mtd_to_nand(mtd), struct fsmc_nand_data, nand);
}
/* Assert CS signal based on chipnr */
@@ -1008,13 +1007,13 @@ static int __init fsmc_nand_probe(struct
platform_device *pdev)
init_completion(&host->dma_access_complete);
/* Link all private pointers */
- mtd = &host->mtd;
+ mtd = nand_to_mtd(&host->nand);
nand = &host->nand;
mtd->priv = nand;
nand->priv = host;
nand_set_flash_node(nand, np);
- host->mtd.dev.parent = &pdev->dev;
+ mtd->dev.parent = &pdev->dev;
nand->IO_ADDR_R = host->data_va;
nand->IO_ADDR_W = host->data_va;
nand->cmd_ctrl = fsmc_cmd_ctrl;
@@ -1077,14 +1076,14 @@ static int __init fsmc_nand_probe(struct
platform_device *pdev)
/*
* Scan to find existence of the device
*/
- if (nand_scan_ident(&host->mtd, 1, NULL)) {
+ if (nand_scan_ident(mtd, 1, NULL)) {
ret = -ENXIO;
dev_err(&pdev->dev, "No NAND Device found!\n");
goto err_scan_ident;
}
if (AMBA_REV_BITS(host->pid) >= 8) {
- switch (host->mtd.oobsize) {
+ switch (mtd->oobsize) {
case 16:
nand->ecc.layout = &fsmc_ecc4_16_layout;
host->ecc_place = &fsmc_ecc4_sp_place;
@@ -1135,7 +1134,7 @@ static int __init fsmc_nand_probe(struct platform_device
*pdev)
* generated later in nand_bch_init() later.
*/
if (nand->ecc.mode != NAND_ECC_SOFT_BCH) {
- switch (host->mtd.oobsize) {
+ switch (mtd->oobsize) {
case 16:
nand->ecc.layout = &fsmc_ecc1_16_layout;
break;
@@ -1156,7 +1155,7 @@ static int __init fsmc_nand_probe(struct platform_device
*pdev)
}
/* Second stage of scan to fill MTD data-structures */
- if (nand_scan_tail(&host->mtd)) {
+ if (nand_scan_tail(mtd)) {
ret = -ENXIO;
goto err_probe;
}
@@ -1171,9 +1170,8 @@ static int __init fsmc_nand_probe(struct platform_device
*pdev)
/*
* Check for partition info passed
*/
- host->mtd.name = "nand";
- ret = mtd_device_register(&host->mtd, host->partitions,
- host->nr_partitions);
+ mtd->name = "nand";
+ ret = mtd_device_register(mtd, host->partitions, host->nr_partitions);
if (ret)
goto err_probe;
@@ -1203,7 +1201,7 @@ static int fsmc_nand_remove(struct platform_device *pdev)
struct fsmc_nand_data *host = platform_get_drvdata(pdev);
if (host) {
- nand_release(&host->mtd);
+ nand_release(nand_to_mtd(&host->nand));
if (host->mode == USE_DMA_ACCESS) {
dma_release_channel(host->write_dma_chan);
--
2.1.4
--
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