mtd: nand: use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

18 files changed, 37 insertions, 35 deletions

diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index ddcd575b2823..1ffa52f7ab4a 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -2023,7 +2023,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
                 if (res)
                         goto err_nand_ioremap;
         } else {
-                memcpy(&host->board, pdev->dev.platform_data,
+                memcpy(&host->board, dev_get_platdata(&pdev->dev),
                        sizeof(struct atmel_nand_data));
         }
 
diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c
index 217459d02b2f..ae8dd7c41039 100644
--- a/drivers/mtd/nand/au1550nd.c
+++ b/drivers/mtd/nand/au1550nd.c
@@ -411,7 +411,7 @@ static int au1550nd_probe(struct platform_device *pdev)
         struct resource *r;
         int ret, cs;
 
-        pd = pdev->dev.platform_data;
+        pd = dev_get_platdata(&pdev->dev);
         if (!pd) {
                 dev_err(&pdev->dev, "missing platform data\n");
                 return -ENODEV;
diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index 809a63c53fc5..2c42e125720f 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -171,7 +171,7 @@ static struct bf5xx_nand_info *to_nand_info(struct platform_device *pdev)
 
 static struct bf5xx_nand_platform *to_nand_plat(struct platform_device *pdev)
 {
-        return pdev->dev.platform_data;
+        return dev_get_platdata(&pdev->dev);
 }
 
 /*
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 999ad9cb2901..b77a01efb483 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -530,7 +530,7 @@ MODULE_DEVICE_TABLE(of, davinci_nand_of_match);
 static struct davinci_nand_pdata
         *nand_davinci_get_pdata(struct platform_device *pdev)
 {
-        if (!pdev->dev.platform_data && pdev->dev.of_node) {
+        if (!dev_get_platdata(&pdev->dev) && pdev->dev.of_node) {
                 struct davinci_nand_pdata *pdata;
                 const char *mode;
                 u32 prop;
@@ -575,13 +575,13 @@ static struct davinci_nand_pdata
                         pdata->bbt_options = NAND_BBT_USE_FLASH;
         }
 
-        return pdev->dev.platform_data;
+        return dev_get_platdata(&pdev->dev);
 }
 #else
 static struct davinci_nand_pdata
         *nand_davinci_get_pdata(struct platform_device *pdev)
 {
-        return pdev->dev.platform_data;
+        return dev_get_platdata(&pdev->dev);
 }
 #endif
 
diff --git a/drivers/mtd/nand/gpio.c b/drivers/mtd/nand/gpio.c
index 800a1cc5015d..e826f898241f 100644
--- a/drivers/mtd/nand/gpio.c
+++ b/drivers/mtd/nand/gpio.c
@@ -167,8 +167,8 @@ static inline int gpio_nand_get_config(const struct device *dev,
         if (!ret)
                 return ret;
 
-        if (dev->platform_data) {
-                memcpy(plat, dev->platform_data, sizeof(*plat));
+        if (dev_get_platdata(dev)) {
+                memcpy(plat, dev_get_platdata(dev), sizeof(*plat));
                 return 0;
         }
 
@@ -207,7 +207,7 @@ static int gpio_nand_probe(struct platform_device *pdev)
         struct mtd_part_parser_data ppdata = {};
         int ret = 0;
 
-        if (!pdev->dev.of_node && !pdev->dev.platform_data)
+        if (!pdev->dev.of_node && !dev_get_platdata(&pdev->dev))
                 return -EINVAL;
 
         gpiomtd = devm_kzalloc(&pdev->dev, sizeof(*gpiomtd), GFP_KERNEL);
diff --git a/drivers/mtd/nand/jz4740_nand.c b/drivers/mtd/nand/jz4740_nand.c
index 698a4d1c1f93..a264b888c66c 100644
--- a/drivers/mtd/nand/jz4740_nand.c
+++ b/drivers/mtd/nand/jz4740_nand.c
@@ -411,7 +411,7 @@ static int jz_nand_probe(struct platform_device *pdev)
         struct jz_nand *nand;
         struct nand_chip *chip;
         struct mtd_info *mtd;
-        struct jz_nand_platform_data *pdata = pdev->dev.platform_data;
+        struct jz_nand_platform_data *pdata = dev_get_platdata(&pdev->dev);
         size_t chipnr, bank_idx;
         uint8_t nand_maf_id = 0, nand_dev_id = 0;
 
@@ -548,7 +548,7 @@ err_free:
 static int jz_nand_remove(struct platform_device *pdev)
 {
         struct jz_nand *nand = platform_get_drvdata(pdev);
-        struct jz_nand_platform_data *pdata = pdev->dev.platform_data;
+        struct jz_nand_platform_data *pdata = dev_get_platdata(&pdev->dev);
         size_t i;
 
         nand_release(&nand->mtd);
diff --git a/drivers/mtd/nand/lpc32xx_mlc.c b/drivers/mtd/nand/lpc32xx_mlc.c
index 74a469b83c0d..f4dd2a887ea5 100644
--- a/drivers/mtd/nand/lpc32xx_mlc.c
+++ b/drivers/mtd/nand/lpc32xx_mlc.c
@@ -696,7 +696,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
         }
         lpc32xx_wp_disable(host);
 
-        host->pdata = pdev->dev.platform_data;
+        host->pdata = dev_get_platdata(&pdev->dev);
 
         nand_chip->priv = host;         /* link the private data structures */
         mtd->priv = nand_chip;
diff --git a/drivers/mtd/nand/lpc32xx_slc.c b/drivers/mtd/nand/lpc32xx_slc.c
index a66f33f25974..add75709d415 100644
--- a/drivers/mtd/nand/lpc32xx_slc.c
+++ b/drivers/mtd/nand/lpc32xx_slc.c
@@ -798,7 +798,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
         }
         lpc32xx_wp_disable(host);
 
-        host->pdata = pdev->dev.platform_data;
+        host->pdata = dev_get_platdata(&pdev->dev);
 
         mtd = &host->mtd;
         chip = &host->nand_chip;
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 0581bd37c498..a99ff1d6d1ca 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -1432,7 +1432,8 @@ static int mxcnd_probe(struct platform_device *pdev)
 
         err = mxcnd_probe_dt(host);
         if (err > 0) {
-                struct mxc_nand_platform_data *pdata = pdev->dev.platform_data;
+                struct mxc_nand_platform_data *pdata =
+                                        dev_get_platdata(&pdev->dev);
                 if (pdata) {
                         host->pdata = *pdata;
                         host->devtype_data = (struct mxc_nand_devtype_data *)
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index cb40f87ee93c..4ecf0e5fd484 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -1831,7 +1831,7 @@ static int omap_nand_probe(struct platform_device *pdev)
         struct resource                 *res;
         struct mtd_part_parser_data     ppdata = {};
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
         if (pdata == NULL) {
                 dev_err(&pdev->dev, "platform data missing\n");
                 return -ENODEV;
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 46f308df8438..a393a5b6ce1e 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -130,8 +130,9 @@ static int __init orion_nand_probe(struct platform_device *pdev)
                 if (!of_property_read_u32(pdev->dev.of_node,
                                                 "chip-delay", &val))
                         board->chip_delay = (u8)val;
-        } else
-                board = pdev->dev.platform_data;
+        } else {
+                board = dev_get_platdata(&pdev->dev);
+        }
 
         mtd->priv = nc;
         mtd->owner = THIS_MODULE;
diff --git a/drivers/mtd/nand/plat_nand.c b/drivers/mtd/nand/plat_nand.c
index d42700a774e9..cad4cdc9df39 100644
--- a/drivers/mtd/nand/plat_nand.c
+++ b/drivers/mtd/nand/plat_nand.c
@@ -30,7 +30,7 @@ static const char *part_probe_types[] = { "cmdlinepart", NULL };
  */
 static int plat_nand_probe(struct platform_device *pdev)
 {
-        struct platform_nand_data *pdata = pdev->dev.platform_data;
+        struct platform_nand_data *pdata = dev_get_platdata(&pdev->dev);
         struct mtd_part_parser_data ppdata;
         struct plat_nand_data *data;
         struct resource *res;
@@ -136,7 +136,7 @@ out_free:
 static int plat_nand_remove(struct platform_device *pdev)
 {
         struct plat_nand_data *data = platform_get_drvdata(pdev);
-        struct platform_nand_data *pdata = pdev->dev.platform_data;
+        struct platform_nand_data *pdata = dev_get_platdata(&pdev->dev);
         struct resource *res;
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index fdc045d9d2ac..501e380211e0 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -815,7 +815,7 @@ static int pxa3xx_nand_config_flash(struct pxa3xx_nand_info *info,
                                     const struct pxa3xx_nand_flash *f)
 {
         struct platform_device *pdev = info->pdev;
-        struct pxa3xx_nand_platform_data *pdata = pdev->dev.platform_data;
+        struct pxa3xx_nand_platform_data *pdata = dev_get_platdata(&pdev->dev);
         struct pxa3xx_nand_host *host = info->host[info->cs];
         uint32_t ndcr = 0x0; /* enable all interrupts */
 
@@ -958,7 +958,7 @@ static int pxa3xx_nand_scan(struct mtd_info *mtd)
         struct pxa3xx_nand_host *host = mtd->priv;
         struct pxa3xx_nand_info *info = host->info_data;
         struct platform_device *pdev = info->pdev;
-        struct pxa3xx_nand_platform_data *pdata = pdev->dev.platform_data;
+        struct pxa3xx_nand_platform_data *pdata = dev_get_platdata(&pdev->dev);
         struct nand_flash_dev pxa3xx_flash_ids[2], *def = NULL;
         const struct pxa3xx_nand_flash *f = NULL;
         struct nand_chip *chip = mtd->priv;
@@ -1058,7 +1058,7 @@ static int alloc_nand_resource(struct platform_device *pdev)
         struct resource *r;
         int ret, irq, cs;
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
         info = devm_kzalloc(&pdev->dev, sizeof(*info) + (sizeof(*mtd) +
                             sizeof(*host)) * pdata->num_cs, GFP_KERNEL);
         if (!info)
@@ -1176,7 +1176,7 @@ static int pxa3xx_nand_remove(struct platform_device *pdev)
         if (!info)
                 return 0;
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
 
         irq = platform_get_irq(pdev, 0);
         if (irq >= 0)
@@ -1239,7 +1239,7 @@ static int pxa3xx_nand_probe(struct platform_device *pdev)
         if (ret)
                 return ret;
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
         if (!pdata) {
                 dev_err(&pdev->dev, "no platform data defined\n");
                 return -ENODEV;
@@ -1286,7 +1286,7 @@ static int pxa3xx_nand_suspend(struct platform_device *pdev, pm_message_t state)
         struct mtd_info *mtd;
         int cs;
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
         if (info->state) {
                 dev_err(&pdev->dev, "driver busy, state = %d\n", info->state);
                 return -EAGAIN;
@@ -1307,7 +1307,7 @@ static int pxa3xx_nand_resume(struct platform_device *pdev)
         struct mtd_info *mtd;
         int cs;
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
         /* We don't want to handle interrupt without calling mtd routine */
         disable_int(info, NDCR_INT_MASK);
 
diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index 191823ed706e..d65cbe903d40 100644
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -150,7 +150,7 @@ static struct s3c2410_nand_info *to_nand_info(struct platform_device *dev)
 
 static struct s3c2410_platform_nand *to_nand_plat(struct platform_device *dev)
 {
-        return dev->dev.platform_data;
+        return dev_get_platdata(&dev->dev);
 }
 
 static inline int allow_clk_suspend(struct s3c2410_nand_info *info)
diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c
index e57e18e8c289..a3c84ebbe392 100644
--- a/drivers/mtd/nand/sh_flctl.c
+++ b/drivers/mtd/nand/sh_flctl.c
@@ -137,7 +137,7 @@ static void flctl_setup_dma(struct sh_flctl *flctl)
         dma_cap_mask_t mask;
         struct dma_slave_config cfg;
         struct platform_device *pdev = flctl->pdev;
-        struct sh_flctl_platform_data *pdata = pdev->dev.platform_data;
+        struct sh_flctl_platform_data *pdata = dev_get_platdata(&pdev->dev);
         int ret;
 
         if (!pdata)
@@ -1131,7 +1131,7 @@ static int flctl_probe(struct platform_device *pdev)
         if (pdev->dev.of_node)
                 pdata = flctl_parse_dt(&pdev->dev);
         else
-                pdata = pdev->dev.platform_data;
+                pdata = dev_get_platdata(&pdev->dev);
 
         if (!pdata) {
                 dev_err(&pdev->dev, "no setup data defined\n");
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c
index 1d41578d0336..87908d760feb 100644
--- a/drivers/mtd/nand/sharpsl.c
+++ b/drivers/mtd/nand/sharpsl.c
@@ -112,7 +112,7 @@ static int sharpsl_nand_probe(struct platform_device *pdev)
         struct resource *r;
         int err = 0;
         struct sharpsl_nand *sharpsl;
-        struct sharpsl_nand_platform_data *data = pdev->dev.platform_data;
+        struct sharpsl_nand_platform_data *data = dev_get_platdata(&pdev->dev);
 
         if (!data) {
                 dev_err(&pdev->dev, "no platform data!\n");
diff --git a/drivers/mtd/nand/tmio_nand.c b/drivers/mtd/nand/tmio_nand.c
index 508e9e04b092..396530d87ecf 100644
--- a/drivers/mtd/nand/tmio_nand.c
+++ b/drivers/mtd/nand/tmio_nand.c
@@ -357,7 +357,7 @@ static void tmio_hw_stop(struct platform_device *dev, struct tmio_nand *tmio)
 
 static int tmio_probe(struct platform_device *dev)
 {
-        struct tmio_nand_data *data = dev->dev.platform_data;
+        struct tmio_nand_data *data = dev_get_platdata(&dev->dev);
         struct resource *fcr = platform_get_resource(dev,
                         IORESOURCE_MEM, 0);
         struct resource *ccr = platform_get_resource(dev,
diff --git a/drivers/mtd/nand/txx9ndfmc.c b/drivers/mtd/nand/txx9ndfmc.c
index 0488dd5ea2f7..440b5701cb8e 100644
--- a/drivers/mtd/nand/txx9ndfmc.c
+++ b/drivers/mtd/nand/txx9ndfmc.c
@@ -87,7 +87,7 @@ static struct platform_device *mtd_to_platdev(struct mtd_info *mtd)
 static void __iomem *ndregaddr(struct platform_device *dev, unsigned int reg)
 {
         struct txx9ndfmc_drvdata *drvdata = platform_get_drvdata(dev);
-        struct txx9ndfmc_platform_data *plat = dev->dev.platform_data;
+        struct txx9ndfmc_platform_data *plat = dev_get_platdata(&dev->dev);
 
         return drvdata->base + (reg << plat->shift);
 }
@@ -138,7 +138,7 @@ static void txx9ndfmc_cmd_ctrl(struct mtd_info *mtd, int cmd,
         struct nand_chip *chip = mtd->priv;
         struct txx9ndfmc_priv *txx9_priv = chip->priv;
         struct platform_device *dev = txx9_priv->dev;
-        struct txx9ndfmc_platform_data *plat = dev->dev.platform_data;
+        struct txx9ndfmc_platform_data *plat = dev_get_platdata(&dev->dev);
 
         if (ctrl & NAND_CTRL_CHANGE) {
                 u32 mcr = txx9ndfmc_read(dev, TXX9_NDFMCR);
@@ -225,7 +225,7 @@ static void txx9ndfmc_enable_hwecc(struct mtd_info *mtd, int mode)
 
 static void txx9ndfmc_initialize(struct platform_device *dev)
 {
-        struct txx9ndfmc_platform_data *plat = dev->dev.platform_data;
+        struct txx9ndfmc_platform_data *plat = dev_get_platdata(&dev->dev);
         struct txx9ndfmc_drvdata *drvdata = platform_get_drvdata(dev);
         int tmout = 100;
 
@@ -274,7 +274,7 @@ static int txx9ndfmc_nand_scan(struct mtd_info *mtd)
 
 static int __init txx9ndfmc_probe(struct platform_device *dev)
 {
-        struct txx9ndfmc_platform_data *plat = dev->dev.platform_data;
+        struct txx9ndfmc_platform_data *plat = dev_get_platdata(&dev->dev);
         int hold, spw;
         int i;
         struct txx9ndfmc_drvdata *drvdata;