drm/exynos: Add disable of manager

[pandora-kernel.git] / drivers / gpu / drm / exynos / exynos_drm_encoder.c

diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index f15da95..1530614 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -53,9 +53,27 @@ static void exynos_drm_encoder_dpms(struct drm_encoder *encoder, int mode)
        struct drm_device *dev = encoder->dev;
        struct drm_connector *connector;
        struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
+       struct exynos_drm_manager_ops *manager_ops = manager->ops;
 
        DRM_DEBUG_KMS("%s, encoder dpms: %d\n", __FILE__, mode);
 
+       switch (mode) {
+       case DRM_MODE_DPMS_ON:
+               if (manager_ops && manager_ops->commit)
+                       manager_ops->commit(manager->dev);
+               break;
+       case DRM_MODE_DPMS_STANDBY:
+       case DRM_MODE_DPMS_SUSPEND:
+       case DRM_MODE_DPMS_OFF:
+               /* TODO */
+               if (manager_ops && manager_ops->disable)
+                       manager_ops->disable(manager->dev);
+               break;
+       default:
+               DRM_ERROR("unspecified mode %d\n", mode);
+               break;
+       }
+
        list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
                if (connector->encoder == encoder) {
                        struct exynos_drm_display_ops *display_ops =
@@ -283,7 +301,8 @@ void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data)
        struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
        struct exynos_drm_overlay *overlay = data;
 
-       overlay_ops->mode_set(manager->dev, overlay);
+       if (overlay_ops && overlay_ops->mode_set)
+               overlay_ops->mode_set(manager->dev, overlay);
 }
 
 void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data)
@@ -294,7 +313,8 @@ void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data)
 
        DRM_DEBUG_KMS("\n");
 
-       overlay_ops->disable(manager->dev);
+       if (overlay_ops && overlay_ops->disable)
+               overlay_ops->disable(manager->dev);
 
        /*
         * crtc is already detached from encoder and last