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watchdog: cadence_wdt: use to_platform_device() 

Use to_platform_device() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Geliang Tang 2015-12-27 21:15:47 +08:00 committed by Wim Van Sebroeck
parent 8605fec1ce
commit 62e21f5d90
1 changed files with 2 additions and 4 deletions
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6
drivers/watchdog/cadence_wdt.c
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@ -421,8 +421,7 @@ static void cdns_wdt_shutdown(struct platform_device *pdev)
*/ */
static int __maybe_unused cdns_wdt_suspend(struct device *dev) static int __maybe_unused cdns_wdt_suspend(struct device *dev)
{ {
struct platform_device *pdev = container_of(dev, struct platform_device *pdev = to_platform_device(dev);
struct platform_device, dev);
struct cdns_wdt *wdt = platform_get_drvdata(pdev); struct cdns_wdt *wdt = platform_get_drvdata(pdev);
cdns_wdt_stop(&wdt->cdns_wdt_device); cdns_wdt_stop(&wdt->cdns_wdt_device);
@ -440,8 +439,7 @@ static int __maybe_unused cdns_wdt_suspend(struct device *dev)
static int __maybe_unused cdns_wdt_resume(struct device *dev) static int __maybe_unused cdns_wdt_resume(struct device *dev)
{ {
int ret; int ret;
struct platform_device *pdev = container_of(dev, struct platform_device *pdev = to_platform_device(dev);
struct platform_device, dev);
struct cdns_wdt *wdt = platform_get_drvdata(pdev); struct cdns_wdt *wdt = platform_get_drvdata(pdev);
ret = clk_prepare_enable(wdt->clk); ret = clk_prepare_enable(wdt->clk);