ARM: EXYNOS: Use dev_err() instead of printk() for cpuidle driver

Change raw printk() call to dev_err() to provide a better message
to userspace so it can properly identify the device.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c
index 1bde6ad..6616e0f 100644 (file)
--- a/arch/arm/mach-exynos/cpuidle.c
+++ b/arch/arm/mach-exynos/cpuidle.c
@@ -206,7 +206,7 @@ static int __init exynos_cpuidle_probe(struct platform_device *pdev)
 
        ret = cpuidle_register_driver(&exynos4_idle_driver);
        if (ret) {
-               printk(KERN_ERR "CPUidle failed to register driver\n");
+               dev_err(&pdev->dev, "failed to register cpuidle driver\n");
                return ret;
        }
 
@@ -220,7 +220,7 @@ static int __init exynos_cpuidle_probe(struct platform_device *pdev)
 
                ret = cpuidle_register_device(device);
                if (ret) {
-                       printk(KERN_ERR "CPUidle register device failed\n");
+                       dev_err(&pdev->dev, "failed to register cpuidle device\n");
                        return ret;
                }
        }