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-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_encoder.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index 92f9acf..96a10c3 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -214,12 +214,27 @@ static void exynos_drm_encoder_commit(struct drm_encoder *encoder)
manager_ops->commit(manager->dev);
}
+static void exynos_drm_encoder_disable(struct drm_encoder *encoder)
+{
+ struct drm_plane *plane;
+ struct drm_device *dev = encoder->dev;
+
+ exynos_drm_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
+
+ /* all planes connected to this encoder should be also disabled. */
+ list_for_each_entry(plane, &dev->mode_config.plane_list, head) {
+ if (plane->crtc == encoder->crtc)
+ plane->funcs->disable_plane(plane);
+ }
+}
+
static struct drm_encoder_helper_funcs exynos_encoder_helper_funcs = {
.dpms = exynos_drm_encoder_dpms,
.mode_fixup = exynos_drm_encoder_mode_fixup,
.mode_set = exynos_drm_encoder_mode_set,
.prepare = exynos_drm_encoder_prepare,
.commit = exynos_drm_encoder_commit,
+ .disable = exynos_drm_encoder_disable,
};
static void exynos_drm_encoder_destroy(struct drm_encoder *encoder)