watchdog: 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>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

7 files changed, 10 insertions, 12 deletions

diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index 6130321da387..439b160b3e0f 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -394,7 +394,7 @@ static int iTCO_wdt_probe(struct platform_device *dev)
 {
         int ret = -ENODEV;
         unsigned long val32;
-        struct lpc_ich_info *ich_info = dev->dev.platform_data;
+        struct lpc_ich_info *ich_info = dev_get_platdata(&dev->dev);
 
         if (!ich_info)
                 goto out;
diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c
index e4cf98019265..2f2ff19da6e2 100644
--- a/drivers/watchdog/mv64x60_wdt.c
+++ b/drivers/watchdog/mv64x60_wdt.c
@@ -255,7 +255,7 @@ static struct miscdevice mv64x60_wdt_miscdev = {
 
 static int mv64x60_wdt_probe(struct platform_device *dev)
 {
-        struct mv64x60_wdt_pdata *pdata = dev->dev.platform_data;
+        struct mv64x60_wdt_pdata *pdata = dev_get_platdata(&dev->dev);
         struct resource *r;
         int timeout = 10;
 
diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c
index af88ffd1068f..7b79ca093e89 100644
--- a/drivers/watchdog/omap_wdt.c
+++ b/drivers/watchdog/omap_wdt.c
@@ -205,7 +205,7 @@ static const struct watchdog_ops omap_wdt_ops = {
 
 static int omap_wdt_probe(struct platform_device *pdev)
 {
-        struct omap_wd_timer_platform_data *pdata = pdev->dev.platform_data;
+        struct omap_wd_timer_platform_data *pdata = dev_get_platdata(&pdev->dev);
         struct watchdog_device *omap_wdt;
         struct resource *res, *mem;
         struct omap_wdt_dev *wdev;
diff --git a/drivers/watchdog/rdc321x_wdt.c b/drivers/watchdog/rdc321x_wdt.c
index b0f116c2fd53..8d5facd680b1 100644
--- a/drivers/watchdog/rdc321x_wdt.c
+++ b/drivers/watchdog/rdc321x_wdt.c
@@ -231,7 +231,7 @@ static int rdc321x_wdt_probe(struct platform_device *pdev)
         struct resource *r;
         struct rdc321x_wdt_pdata *pdata;
 
-        pdata = pdev->dev.platform_data;
+        pdata = dev_get_platdata(&pdev->dev);
         if (!pdata) {
                 dev_err(&pdev->dev, "no platform data supplied\n");
                 return -ENODEV;
diff --git a/drivers/watchdog/stmp3xxx_rtc_wdt.c b/drivers/watchdog/stmp3xxx_rtc_wdt.c
index c97e98dcde62..7bf8c508862b 100644
--- a/drivers/watchdog/stmp3xxx_rtc_wdt.c
+++ b/drivers/watchdog/stmp3xxx_rtc_wdt.c
@@ -30,7 +30,7 @@ MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat period in seconds from 1 to "
 static int wdt_start(struct watchdog_device *wdd)
 {
         struct device *dev = watchdog_get_drvdata(wdd);
-        struct stmp3xxx_wdt_pdata *pdata = dev->platform_data;
+        struct stmp3xxx_wdt_pdata *pdata = dev_get_platdata(dev);
 
         pdata->wdt_set_timeout(dev->parent, wdd->timeout * WDOG_TICK_RATE);
         return 0;
@@ -39,7 +39,7 @@ static int wdt_start(struct watchdog_device *wdd)
 static int wdt_stop(struct watchdog_device *wdd)
 {
         struct device *dev = watchdog_get_drvdata(wdd);
-        struct stmp3xxx_wdt_pdata *pdata = dev->platform_data;
+        struct stmp3xxx_wdt_pdata *pdata = dev_get_platdata(dev);
 
         pdata->wdt_set_timeout(dev->parent, 0);
         return 0;
diff --git a/drivers/watchdog/ux500_wdt.c b/drivers/watchdog/ux500_wdt.c
index a614d84121c3..d9af93458df3 100644
--- a/drivers/watchdog/ux500_wdt.c
+++ b/drivers/watchdog/ux500_wdt.c
@@ -88,7 +88,7 @@ static struct watchdog_device ux500_wdt = {
 static int ux500_wdt_probe(struct platform_device *pdev)
 {
         int ret;
-        struct ux500_wdt_data *pdata = pdev->dev.platform_data;
+        struct ux500_wdt_data *pdata = dev_get_platdata(&pdev->dev);
 
         if (pdata) {
                 if (pdata->timeout > 0)
diff --git a/drivers/watchdog/wm831x_wdt.c b/drivers/watchdog/wm831x_wdt.c
index d4e47eda4182..e243bd01c774 100644
--- a/drivers/watchdog/wm831x_wdt.c
+++ b/drivers/watchdog/wm831x_wdt.c
@@ -184,7 +184,7 @@ static const struct watchdog_ops wm831x_wdt_ops = {
 static int wm831x_wdt_probe(struct platform_device *pdev)
 {
         struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
-        struct wm831x_pdata *chip_pdata;
+        struct wm831x_pdata *chip_pdata = dev_get_platdata(pdev->dev.parent);
         struct wm831x_watchdog_pdata *pdata;
         struct wm831x_wdt_drvdata *driver_data;
         struct watchdog_device *wm831x_wdt;
@@ -231,12 +231,10 @@ static int wm831x_wdt_probe(struct platform_device *pdev)
                 wm831x_wdt->timeout = wm831x_wdt_cfgs[i].time;
 
         /* Apply any configuration */
-        if (pdev->dev.parent->platform_data) {
-                chip_pdata = pdev->dev.parent->platform_data;
+        if (chip_pdata)
                 pdata = chip_pdata->watchdog;
-        } else {
+        else
                 pdata = NULL;
-        }
 
         if (pdata) {
                 reg &= ~(WM831X_WDOG_SECACT_MASK | WM831X_WDOG_PRIMACT_MASK |