drm/i915: Remove encoder type checks from MST suspend/resume

Now that eDP encoders won't have can_mst==true, we can throw out
the encoder type checks from the MST suspend/resume paths.

Cc: Dave Airlie <airlied@redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1466621833-5054-3-git-send-email-ville.syrjala@linux.intel.com

drivers/gpu/drm/i915/intel_dp.c

@@ -5733,16 +5733,13 @@ void intel_dp_mst_suspend(struct drm_device *dev)
 	/* disable MST */
 	for (i = 0; i < I915_MAX_PORTS; i++) {
 		struct intel_digital_port *intel_dig_port = dev_priv->hotplug.irq_port[i];
-		if (!intel_dig_port)
-			continue;
 
-		if (intel_dig_port->base.type == INTEL_OUTPUT_DISPLAYPORT) {
-			if (!intel_dig_port->dp.can_mst)
+		if (!intel_dig_port || !intel_dig_port->dp.can_mst)
 			continue;
+
 		if (intel_dig_port->dp.is_mst)
 			drm_dp_mst_topology_mgr_suspend(&intel_dig_port->dp.mst_mgr);
 	}
-	}
 }
 
 void intel_dp_mst_resume(struct drm_device *dev)
@@ -5752,18 +5749,13 @@ void intel_dp_mst_resume(struct drm_device *dev)
 
 	for (i = 0; i < I915_MAX_PORTS; i++) {
 		struct intel_digital_port *intel_dig_port = dev_priv->hotplug.irq_port[i];
-		if (!intel_dig_port)
-			continue;
-		if (intel_dig_port->base.type == INTEL_OUTPUT_DISPLAYPORT) {
 		int ret;
 
-			if (!intel_dig_port->dp.can_mst)
+		if (!intel_dig_port || !intel_dig_port->dp.can_mst)
 			continue;
 
 		ret = drm_dp_mst_topology_mgr_resume(&intel_dig_port->dp.mst_mgr);
-			if (ret != 0) {
+		if (ret)
 			intel_dp_check_mst_status(&intel_dig_port->dp);
 	}
-		}
-	}
 }