1 files changed, 11 insertions, 8 deletions

diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 9646816604be..68a005d729e9 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -47,7 +47,6 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
 
         pipe_config->dp_encoder_is_mst = true;
         pipe_config->has_pch_encoder = false;
-        pipe_config->has_dp_encoder = true;
         bpp = 24;
         /*
          * for MST we always configure max link bw - the spec doesn't
@@ -140,7 +139,7 @@ static void intel_mst_pre_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;
         struct drm_device *dev = encoder->base.dev;
-        struct drm_i915_private *dev_priv = dev->dev_private;
+        struct drm_i915_private *dev_priv = to_i915(dev);
         enum port port = intel_dig_port->port;
         int ret;
         uint32_t temp;
@@ -207,14 +206,17 @@ static void intel_mst_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;
         struct drm_device *dev = intel_dig_port->base.base.dev;
-        struct drm_i915_private *dev_priv = dev->dev_private;
+        struct drm_i915_private *dev_priv = to_i915(dev);
         enum port port = intel_dig_port->port;
         int ret;
 
         DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
 
-        if (wait_for((I915_READ(DP_TP_STATUS(port)) & DP_TP_STATUS_ACT_SENT),
-                     1))
+        if (intel_wait_for_register(dev_priv,
+                                    DP_TP_STATUS(port),
+                                    DP_TP_STATUS_ACT_SENT,
+                                    DP_TP_STATUS_ACT_SENT,
+                                    1))
                 DRM_ERROR("Timed out waiting for ACT sent\n");
 
         ret = drm_dp_check_act_status(&intel_dp->mst_mgr);
@@ -239,12 +241,10 @@ static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder,
         struct intel_digital_port *intel_dig_port = intel_mst->primary;
         struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
         struct drm_device *dev = encoder->base.dev;
-        struct drm_i915_private *dev_priv = dev->dev_private;
+        struct drm_i915_private *dev_priv = to_i915(dev);
         enum transcoder cpu_transcoder = pipe_config->cpu_transcoder;
         u32 temp, flags = 0;
 
-        pipe_config->has_dp_encoder = true;
-
         temp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder));
         if (temp & TRANS_DDI_PHSYNC)
                 flags |= DRM_MODE_FLAG_PHSYNC;
@@ -336,6 +336,7 @@ static const struct drm_connector_funcs intel_dp_mst_connector_funcs = {
         .fill_modes = drm_helper_probe_single_connector_modes,
         .set_property = intel_dp_mst_set_property,
         .atomic_get_property = intel_connector_atomic_get_property,
+        .late_register = intel_connector_register,
         .early_unregister = intel_connector_unregister,
         .destroy = intel_dp_mst_connector_destroy,
         .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
@@ -477,9 +478,11 @@ static void intel_dp_register_mst_connector(struct drm_connector *connector)
 {
         struct intel_connector *intel_connector = to_intel_connector(connector);
         struct drm_device *dev = connector->dev;
+
         drm_modeset_lock_all(dev);
         intel_connector_add_to_fbdev(intel_connector);
         drm_modeset_unlock_all(dev);
+
         drm_connector_register(&intel_connector->base);
 }