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Subject[PATCH 19/27] mtd: nand: remove useless mtd->priv = chip assignments
Date
mtd_to_nand_chip() now uses the container_of() approach to transform an
mtd_info pointer into a nand_chip one. Drop useless mtd->priv
assignments from NAND controller drivers.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---
Patch generated with the following coccinelle script:

---8<----
virtual patch

@@
struct mtd_info mtd;
struct mtd_info *mtdptr;
struct nand_chip *chipptr;
expression d;
@@
(
-(mtd).priv = (chipptr);
|
-(mtdptr)->priv = (chipptr);
---8<----
---
drivers/mtd/nand/ams-delta.c | 3 ---
drivers/mtd/nand/atmel_nand.c | 1 -
drivers/mtd/nand/bf5xx_nand.c | 1 -
drivers/mtd/nand/brcmnand/brcmnand.c | 1 -
drivers/mtd/nand/cafe_nand.c | 1 -
drivers/mtd/nand/cmx270_nand.c | 1 -
drivers/mtd/nand/cs553x_nand.c | 1 -
drivers/mtd/nand/diskonchip.c | 1 -
drivers/mtd/nand/docg4.c | 1 -
drivers/mtd/nand/fsmc_nand.c | 1 -
drivers/mtd/nand/gpmi-nand/gpmi-nand.c | 1 -
drivers/mtd/nand/hisi504_nand.c | 1 -
drivers/mtd/nand/jz4740_nand.c | 1 -
drivers/mtd/nand/lpc32xx_mlc.c | 1 -
drivers/mtd/nand/lpc32xx_slc.c | 1 -
drivers/mtd/nand/mpc5121_nfc.c | 1 -
drivers/mtd/nand/mxc_nand.c | 1 -
drivers/mtd/nand/omap2.c | 1 -
drivers/mtd/nand/orion_nand.c | 1 -
drivers/mtd/nand/pasemi_nand.c | 1 -
drivers/mtd/nand/pxa3xx_nand.c | 1 -
drivers/mtd/nand/r852.c | 1 -
drivers/mtd/nand/sh_flctl.c | 1 -
drivers/mtd/nand/socrates_nand.c | 1 -
drivers/mtd/nand/sunxi_nand.c | 1 -
drivers/mtd/nand/tmio_nand.c | 1 -
drivers/mtd/nand/txx9ndfmc.c | 2 --
drivers/mtd/nand/vf610_nfc.c | 1 -
28 files changed, 31 deletions(-)

diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c
index 0f638c6..1a18938 100644
--- a/drivers/mtd/nand/ams-delta.c
+++ b/drivers/mtd/nand/ams-delta.c
@@ -193,9 +193,6 @@ static int ams_delta_init(struct platform_device *pdev)
ams_delta_mtd = nand_to_mtd(this);
ams_delta_mtd->owner = THIS_MODULE;

- /* Link the private data with the MTD structure */
- ams_delta_mtd->priv = this;
-
/*
* Don't try to request the memory region from here,
* it should have been already requested from the
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 51748b4..aef02d3 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -2126,7 +2126,6 @@ static int atmel_nand_probe(struct platform_device *pdev)
}

nand_chip->priv = host; /* link the private data structures */
- mtd->priv = nand_chip;
mtd->dev.parent = &pdev->dev;

/* Set address of NAND IO lines */
diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index 671d983..77d3b11 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -782,7 +782,6 @@ static int bf5xx_nand_probe(struct platform_device *pdev)

/* initialise mtd info data struct */
mtd = nand_to_mtd(&info->chip);
- mtd->priv = chip;
mtd->dev.parent = &pdev->dev;

/* initialise the hardware */
diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c
index 20ebf00..a124147 100644
--- a/drivers/mtd/nand/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/brcmnand/brcmnand.c
@@ -1925,7 +1925,6 @@ static int brcmnand_init_cs(struct brcmnand_host *host)

nand_set_flash_node(chip, dn);
chip->priv = host;
- mtd->priv = chip;
mtd->name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "brcmnand.%d",
host->cs);
mtd->owner = THIS_MODULE;
diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c
index 1d3a66c..096917a 100644
--- a/drivers/mtd/nand/cafe_nand.c
+++ b/drivers/mtd/nand/cafe_nand.c
@@ -611,7 +611,6 @@ static int cafe_nand_probe(struct pci_dev *pdev,

mtd = nand_to_mtd(&cafe->nand);
mtd->dev.parent = &pdev->dev;
- mtd->priv = &cafe->nand;

cafe->nand.priv = cafe;
cafe->pdev = pdev;
diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c
index 84d027e..ca1f9b6 100644
--- a/drivers/mtd/nand/cmx270_nand.c
+++ b/drivers/mtd/nand/cmx270_nand.c
@@ -177,7 +177,6 @@ static int __init cmx270_init(void)

/* Link the private data with the MTD structure */
cmx270_nand_mtd->owner = THIS_MODULE;
- cmx270_nand_mtd->priv = this;

/* insert callbacks */
this->IO_ADDR_R = cmx270_nand_io;
diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c
index ea51a9c..3a691d9 100644
--- a/drivers/mtd/nand/cs553x_nand.c
+++ b/drivers/mtd/nand/cs553x_nand.c
@@ -206,7 +206,6 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr)
new_mtd = nand_to_mtd(this);

/* Link the private data with the MTD structure */
- new_mtd->priv = this;
new_mtd->owner = THIS_MODULE;

/* map physical address */
diff --git a/drivers/mtd/nand/diskonchip.c b/drivers/mtd/nand/diskonchip.c
index 96f1c81..395c037 100644
--- a/drivers/mtd/nand/diskonchip.c
+++ b/drivers/mtd/nand/diskonchip.c
@@ -1568,7 +1568,6 @@ static int __init doc_probe(unsigned long physadr)
nand->bbt_td = (struct nand_bbt_descr *) (doc + 1);
nand->bbt_md = nand->bbt_td + 1;

- mtd->priv = nand;
mtd->owner = THIS_MODULE;

nand->priv = doc;
diff --git a/drivers/mtd/nand/docg4.c b/drivers/mtd/nand/docg4.c
index a136ef0..31135c7 100644
--- a/drivers/mtd/nand/docg4.c
+++ b/drivers/mtd/nand/docg4.c
@@ -1313,7 +1313,6 @@ static int __init probe_docg4(struct platform_device *pdev)
}
mtd = nand_to_mtd(nand);
doc = (struct docg4_priv *) (nand + 1);
- mtd->priv = nand;
nand->priv = doc;
mtd->dev.parent = &pdev->dev;
doc->virtadr = virtadr;
diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index a3080b9..40aa0bc 100644
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -1021,7 +1021,6 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
/* Link all private pointers */
mtd = nand_to_mtd(&host->nand);
nand = &host->nand;
- mtd->priv = nand;
nand->priv = host;
nand_set_flash_node(nand, np);

diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index b7229a1..30c6bea 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -1894,7 +1894,6 @@ static int gpmi_nand_init(struct gpmi_nand_data *this)
this->current_chip = -1;

/* init the MTD data structures */
- mtd->priv = chip;
mtd->name = "gpmi-nand";
mtd->dev.parent = this->dev;

diff --git a/drivers/mtd/nand/hisi504_nand.c b/drivers/mtd/nand/hisi504_nand.c
index 21ff2b4..fb13861 100644
--- a/drivers/mtd/nand/hisi504_nand.c
+++ b/drivers/mtd/nand/hisi504_nand.c
@@ -735,7 +735,6 @@ static int hisi_nfc_probe(struct platform_device *pdev)
goto err_res;
}

- mtd->priv = chip;
mtd->name = "hisi_nand";
mtd->dev.parent = &pdev->dev;

diff --git a/drivers/mtd/nand/jz4740_nand.c b/drivers/mtd/nand/jz4740_nand.c
index 58dca30..fbe9a2a 100644
--- a/drivers/mtd/nand/jz4740_nand.c
+++ b/drivers/mtd/nand/jz4740_nand.c
@@ -432,7 +432,6 @@ static int jz_nand_probe(struct platform_device *pdev)

mtd = nand_to_mtd(&nand->chip);
chip = &nand->chip;
- mtd->priv = chip;
mtd->dev.parent = &pdev->dev;
mtd->name = "jz4740-nand";

diff --git a/drivers/mtd/nand/lpc32xx_mlc.c b/drivers/mtd/nand/lpc32xx_mlc.c
index 600d467..e000106 100644
--- a/drivers/mtd/nand/lpc32xx_mlc.c
+++ b/drivers/mtd/nand/lpc32xx_mlc.c
@@ -681,7 +681,6 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)

nand_chip->priv = host; /* link the private data structures */
nand_set_flash_node(nand_chip, pdev->dev.of_node);
- mtd->priv = nand_chip;
mtd->dev.parent = &pdev->dev;

/* Get NAND clock */
diff --git a/drivers/mtd/nand/lpc32xx_slc.c b/drivers/mtd/nand/lpc32xx_slc.c
index de0f909..016641b 100644
--- a/drivers/mtd/nand/lpc32xx_slc.c
+++ b/drivers/mtd/nand/lpc32xx_slc.c
@@ -802,7 +802,6 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
chip = &host->nand_chip;
chip->priv = host;
nand_set_flash_node(chip, pdev->dev.of_node);
- mtd->priv = chip;
mtd->owner = THIS_MODULE;
mtd->dev.parent = &pdev->dev;

diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c
index 950443b..efdb647 100644
--- a/drivers/mtd/nand/mpc5121_nfc.c
+++ b/drivers/mtd/nand/mpc5121_nfc.c
@@ -656,7 +656,6 @@ static int mpc5121_nfc_probe(struct platform_device *op)
mtd = nand_to_mtd(&prv->chip);
chip = &prv->chip;

- mtd->priv = chip;
mtd->dev.parent = dev;
chip->priv = prv;
nand_set_flash_node(chip, dn);
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 520152d..d6c25cd 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -1515,7 +1515,6 @@ static int mxcnd_probe(struct platform_device *pdev)
/* structures must be linked */
this = &host->nand;
mtd = nand_to_mtd(&host->nand);
- mtd->priv = this;
mtd->dev.parent = &pdev->dev;
mtd->name = DRIVER_NAME;

diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index d7f79ed..685018a 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -1698,7 +1698,6 @@ static int omap_nand_probe(struct platform_device *pdev)
info->of_node = pdata->of_node;
info->ecc_opt = pdata->ecc_opt;
mtd = nand_to_mtd(&info->nand);
- mtd->priv = &info->nand;
mtd->dev.parent = &pdev->dev;
nand_chip = &info->nand;
nand_chip->ecc.priv = NULL;
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 087a040..2c2be61 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -122,7 +122,6 @@ static int __init orion_nand_probe(struct platform_device *pdev)
board = dev_get_platdata(&pdev->dev);
}

- mtd->priv = nc;
mtd->dev.parent = &pdev->dev;

nc->priv = board;
diff --git a/drivers/mtd/nand/pasemi_nand.c b/drivers/mtd/nand/pasemi_nand.c
index 4dd2985..3ab53ca 100644
--- a/drivers/mtd/nand/pasemi_nand.c
+++ b/drivers/mtd/nand/pasemi_nand.c
@@ -121,7 +121,6 @@ static int pasemi_nand_probe(struct platform_device *ofdev)
pasemi_nand_mtd = nand_to_mtd(chip);

/* Link the private data with the MTD structure */
- pasemi_nand_mtd->priv = chip;
pasemi_nand_mtd->dev.parent = &ofdev->dev;

chip->IO_ADDR_R = of_iomap(np, 0);
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 86b2de5..8bb9057 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -1732,7 +1732,6 @@ static int alloc_nand_resource(struct platform_device *pdev)
info->host[cs] = host;
host->cs = cs;
host->info_data = info;
- mtd->priv = chip;
mtd->dev.parent = &pdev->dev;
/* FIXME: all chips use the same device tree partitions */
nand_set_flash_node(chip, np);
diff --git a/drivers/mtd/nand/r852.c b/drivers/mtd/nand/r852.c
index 9c86409..f969d26 100644
--- a/drivers/mtd/nand/r852.c
+++ b/drivers/mtd/nand/r852.c
@@ -638,7 +638,6 @@ static int r852_register_nand_device(struct r852_device *dev)

WARN_ON(dev->card_registred);

- mtd->priv = dev->chip;
mtd->dev.parent = &dev->pci_dev->dev;

if (dev->readonly)
diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c
index 0ec4b04..c7126b7 100644
--- a/drivers/mtd/nand/sh_flctl.c
+++ b/drivers/mtd/nand/sh_flctl.c
@@ -1123,7 +1123,6 @@ static int flctl_probe(struct platform_device *pdev)
nand = &flctl->chip;
flctl_mtd = nand_to_mtd(nand);
nand_set_flash_node(nand, pdev->dev.of_node);
- flctl_mtd->priv = nand;
flctl_mtd->dev.parent = &pdev->dev;
flctl->pdev = pdev;
flctl->hwecc = pdata->has_hwecc;
diff --git a/drivers/mtd/nand/socrates_nand.c b/drivers/mtd/nand/socrates_nand.c
index 6c0ea1c..b009d75 100644
--- a/drivers/mtd/nand/socrates_nand.c
+++ b/drivers/mtd/nand/socrates_nand.c
@@ -164,7 +164,6 @@ static int socrates_nand_probe(struct platform_device *ofdev)

nand_chip->priv = host; /* link the private data structures */
nand_set_flash_node(nand_chip, ofdev->dev.of_node);
- mtd->priv = nand_chip;
mtd->name = "socrates_nand";
mtd->dev.parent = &ofdev->dev;

diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c
index b8f5e41..f0c7b6f 100644
--- a/drivers/mtd/nand/sunxi_nand.c
+++ b/drivers/mtd/nand/sunxi_nand.c
@@ -1339,7 +1339,6 @@ static int sunxi_nand_chip_init(struct device *dev, struct sunxi_nfc *nfc,

mtd = nand_to_mtd(&chip->nand);
mtd->dev.parent = dev;
- mtd->priv = nand;

ret = nand_scan_ident(mtd, nsels, NULL);
if (ret)
diff --git a/drivers/mtd/nand/tmio_nand.c b/drivers/mtd/nand/tmio_nand.c
index 127c382..5ddd88d 100644
--- a/drivers/mtd/nand/tmio_nand.c
+++ b/drivers/mtd/nand/tmio_nand.c
@@ -379,7 +379,6 @@ static int tmio_probe(struct platform_device *dev)
platform_set_drvdata(dev, tmio);
mtd = nand_to_mtd(&tmio->chip);
nand_chip = &tmio->chip;
- mtd->priv = nand_chip;
mtd->name = "tmio-nand";
mtd->dev.parent = &dev->dev;

diff --git a/drivers/mtd/nand/txx9ndfmc.c b/drivers/mtd/nand/txx9ndfmc.c
index fa7cd49..da74a1d 100644
--- a/drivers/mtd/nand/txx9ndfmc.c
+++ b/drivers/mtd/nand/txx9ndfmc.c
@@ -324,8 +324,6 @@ static int __init txx9ndfmc_probe(struct platform_device *dev)
mtd = nand_to_mtd(&txx9_priv->chip);
mtd->dev.parent = &dev->dev;

- mtd->priv = chip;
-
chip->read_byte = txx9ndfmc_read_byte;
chip->read_buf = txx9ndfmc_read_buf;
chip->write_buf = txx9ndfmc_write_buf;
diff --git a/drivers/mtd/nand/vf610_nfc.c b/drivers/mtd/nand/vf610_nfc.c
index a1cbd35..04c487d 100644
--- a/drivers/mtd/nand/vf610_nfc.c
+++ b/drivers/mtd/nand/vf610_nfc.c
@@ -676,7 +676,6 @@ static int vf610_nfc_probe(struct platform_device *pdev)
mtd = nand_to_mtd(&nfc->chip);
chip = &nfc->chip;

- mtd->priv = chip;
mtd->owner = THIS_MODULE;
mtd->dev.parent = nfc->dev;
mtd->name = DRV_NAME;
--
2.1.4


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