From: Thierry Reding <treding@nvidia.com>
Date: Thu, 24 Sep 2015 10:14:13 +0000 (+0200)
Subject: drm/exynos: Suspend/resume is unused if !PM
X-Git-Tag: firefly_0821_release~176^2~971^2~10^2~8
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7082947eff3b1ddbb5d320331c846a5a2fc88261;p=firefly-linux-kernel-4.4.55.git

drm/exynos: Suspend/resume is unused if !PM

Protect the suspend and resume callbacks with an #ifdef CONFIG_PM_SLEEP
guard to avoid "defined but not used" warnings.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
---

diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 831d2e4cacf9..ae9e6b2d3758 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -304,6 +304,7 @@ int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state,
 	return 0;
 }
 
+#ifdef CONFIG_PM_SLEEP
 static int exynos_drm_suspend(struct drm_device *dev, pm_message_t state)
 {
 	struct drm_connector *connector;
@@ -340,6 +341,7 @@ static int exynos_drm_resume(struct drm_device *dev)
 
 	return 0;
 }
+#endif
 
 static int exynos_drm_open(struct drm_device *dev, struct drm_file *file)
 {