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authorDavid S. Miller <davem@davemloft.net>2017-09-01 17:42:05 -0700
committerDavid S. Miller <davem@davemloft.net>2017-09-01 17:42:05 -0700
commit6026e043d09012c6269f9a96a808d52d9c498224 (patch)
treea80578915557db98596821ff60d2ff37dafffb4f /drivers/gpu/drm/rockchip/rockchip_drm_drv.c
parent4cc5b44b29a9de9b3f841efedaa3f769066c63cc (diff)
parent138e4ad67afd5c6c318b056b4d17c17f2c0ca5c0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Three cases of simple overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_drv.c')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_drv.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index c6b1b7f3a2a3..c16bc0a7115b 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -275,11 +275,15 @@ static void rockchip_drm_fb_resume(struct drm_device *drm)
static int rockchip_drm_sys_suspend(struct device *dev)
{
struct drm_device *drm = dev_get_drvdata(dev);
- struct rockchip_drm_private *priv = drm->dev_private;
+ struct rockchip_drm_private *priv;
+
+ if (!drm)
+ return 0;
drm_kms_helper_poll_disable(drm);
rockchip_drm_fb_suspend(drm);
+ priv = drm->dev_private;
priv->state = drm_atomic_helper_suspend(drm);
if (IS_ERR(priv->state)) {
rockchip_drm_fb_resume(drm);
@@ -293,8 +297,12 @@ static int rockchip_drm_sys_suspend(struct device *dev)
static int rockchip_drm_sys_resume(struct device *dev)
{
struct drm_device *drm = dev_get_drvdata(dev);
- struct rockchip_drm_private *priv = drm->dev_private;
+ struct rockchip_drm_private *priv;
+
+ if (!drm)
+ return 0;
+ priv = drm->dev_private;
drm_atomic_helper_resume(drm, priv->state);
rockchip_drm_fb_resume(drm);
drm_kms_helper_poll_enable(drm);