1 files changed, 18 insertions, 15 deletions

diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index a911691dbd0f..4de247ddf05f 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -51,6 +51,7 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
         if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
                 return false;
 
+        pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB;
         pipe_config->has_pch_encoder = false;
         bpp = 24;
         if (intel_dp->compliance.test_data.bpc) {
@@ -208,12 +209,25 @@ static void intel_mst_pre_pll_enable_dp(struct intel_encoder *encoder,
         struct intel_digital_port *intel_dig_port = intel_mst->primary;
         struct intel_dp *intel_dp = &intel_dig_port->dp;
 
-        if (intel_dp->active_mst_links == 0 &&
-            intel_dig_port->base.pre_pll_enable)
+        if (intel_dp->active_mst_links == 0)
                 intel_dig_port->base.pre_pll_enable(&intel_dig_port->base,
                                                     pipe_config, NULL);
 }
 
+static void intel_mst_post_pll_disable_dp(struct intel_encoder *encoder,
+                                          const struct intel_crtc_state *old_crtc_state,
+                                          const struct drm_connector_state *old_conn_state)
+{
+        struct intel_dp_mst_encoder *intel_mst = enc_to_mst(&encoder->base);
+        struct intel_digital_port *intel_dig_port = intel_mst->primary;
+        struct intel_dp *intel_dp = &intel_dig_port->dp;
+
+        if (intel_dp->active_mst_links == 0)
+                intel_dig_port->base.post_pll_disable(&intel_dig_port->base,
+                                                      old_crtc_state,
+                                                      old_conn_state);
+}
+
 static void intel_mst_pre_enable_dp(struct intel_encoder *encoder,
                                     const struct intel_crtc_state *pipe_config,
                                     const struct drm_connector_state *conn_state)
@@ -335,24 +349,12 @@ intel_dp_mst_detect(struct drm_connector *connector, bool force)
                                       intel_connector->port);
 }
 
-static void
-intel_dp_mst_connector_destroy(struct drm_connector *connector)
-{
-        struct intel_connector *intel_connector = to_intel_connector(connector);
-
-        if (!IS_ERR_OR_NULL(intel_connector->edid))
-                kfree(intel_connector->edid);
-
-        drm_connector_cleanup(connector);
-        kfree(connector);
-}
-
 static const struct drm_connector_funcs intel_dp_mst_connector_funcs = {
         .detect = intel_dp_mst_detect,
         .fill_modes = drm_helper_probe_single_connector_modes,
         .late_register = intel_connector_register,
         .early_unregister = intel_connector_unregister,
-        .destroy = intel_dp_mst_connector_destroy,
+        .destroy = intel_connector_destroy,
         .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
         .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
 };
@@ -560,6 +562,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
         intel_encoder->disable = intel_mst_disable_dp;
         intel_encoder->post_disable = intel_mst_post_disable_dp;
         intel_encoder->pre_pll_enable = intel_mst_pre_pll_enable_dp;
+        intel_encoder->post_pll_disable = intel_mst_post_pll_disable_dp;
         intel_encoder->pre_enable = intel_mst_pre_enable_dp;
         intel_encoder->enable = intel_mst_enable_dp;
         intel_encoder->get_hw_state = intel_dp_mst_enc_get_hw_state;