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authorInki Dae <inki.dae@samsung.com>2012-10-18 18:59:55 +0900
committerInki Dae <daeinki@gmail.com>2012-10-31 06:11:29 -0700
commit44c91697fb1add76f9f8c28c0d21b82b05b5d4cb (patch)
treece37f11239c1543df4945bdf59cff19c20a74b13 /drivers/gpu/drm/exynos/exynos_drm_connector.c
parent4936b172d699434547addbe452c2d600ea6a4baf (diff)
downloadop-kernel-dev-44c91697fb1add76f9f8c28c0d21b82b05b5d4cb.zip
op-kernel-dev-44c91697fb1add76f9f8c28c0d21b82b05b5d4cb.tar.gz
drm/exynos: fix display on issue
When crtc_funcs->dpms callback is called, exynos_crtc->dpms and exynos_encoder->dpms are changed to new mode. But if user requests dpms mode operation, OFF -> ON, when crtc's dpms callback is called, exynos_encoder->dpms is also changed to ON. This makes encoder's dpms callback call be ignored so display power couldn't become on again. This patch removes exynos_encoder->dpms changing and adds 'updated' variable to exynos_drm_encoder structure to avoid duplicated overlay updating. Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_connector.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_connector.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
index 18c2718..0f68a28 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -374,6 +374,7 @@ struct drm_connector *exynos_drm_connector_create(struct drm_device *dev,
exynos_connector->encoder_id = encoder->base.id;
exynos_connector->manager = manager;
exynos_connector->dpms = DRM_MODE_DPMS_OFF;
+ connector->dpms = DRM_MODE_DPMS_OFF;
connector->encoder = encoder;
err = drm_mode_connector_attach_encoder(connector, encoder);
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