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path: root/drivers/char/hw_random/exynos-rng.c
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Diffstat (limited to 'drivers/char/hw_random/exynos-rng.c')
-rw-r--r--drivers/char/hw_random/exynos-rng.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/hw_random/exynos-rng.c b/drivers/char/hw_random/exynos-rng.c
index ac47631..402ccfb 100644
--- a/drivers/char/hw_random/exynos-rng.c
+++ b/drivers/char/hw_random/exynos-rng.c
@@ -144,6 +144,7 @@ static int exynos_rng_remove(struct platform_device *pdev)
return 0;
}
+#if defined(CONFIG_PM_SLEEP) || defined(CONFIG_PM_RUNTIME)
static int exynos_rng_runtime_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
@@ -161,7 +162,7 @@ static int exynos_rng_runtime_resume(struct device *dev)
return clk_prepare_enable(exynos_rng->clk);
}
-
+#endif
static UNIVERSAL_DEV_PM_OPS(exynos_rng_pm_ops, exynos_rng_runtime_suspend,
exynos_rng_runtime_resume, NULL);
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