drm/i915: Move connector registration to driver registration

Defer connector registration from during construction to the driver
registration phase. This is important for ordering the action correctly,
e.g. not using debugfs before it is ready.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1466773227-7994-4-git-send-email-chris@chris-wilson.co.uk

11 files changed, 14 insertions, 22 deletions

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index e28c0dd..29521c4 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1398,6 +1398,7 @@ static void i915_driver_register(struct drm_i915_private *dev_priv)
 		I915_WRITE(vgtif_reg(display_ready), VGT_DRV_DISPLAY_READY);
 
 	i915_setup_sysfs(dev);
+	intel_modeset_register(dev_priv);
 
 	if (INTEL_INFO(dev_priv)->num_pipes) {
 		/* Must be done after probing outputs */
@@ -1430,6 +1431,7 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv)
 	intel_gpu_ips_teardown();
 	acpi_video_unregister();
 	intel_opregion_unregister(dev_priv);
+	intel_modeset_unregister(dev_priv);
 	i915_teardown_sysfs(dev_priv->dev);
 	i915_gem_shrinker_cleanup(dev_priv);
 }
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 42298a8..73683b5 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -3734,6 +3734,8 @@ extern void intel_modeset_init_hw(struct drm_device *dev);
 extern void intel_modeset_init(struct drm_device *dev);
 extern void intel_modeset_gem_init(struct drm_device *dev);
 extern void intel_modeset_cleanup(struct drm_device *dev);
+extern void intel_modeset_register(struct drm_i915_private *dev_priv);
+extern void intel_modeset_unregister(struct drm_i915_private *dev_priv);
 extern int intel_connector_register(struct drm_connector *);
 extern void intel_connector_unregister(struct drm_connector *);
 extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state);
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 8d7d48c..165e4b9 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -880,8 +880,6 @@ void intel_crt_init(struct drm_device *dev)
 
 	drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);
 
-	drm_connector_register(connector);
-
 	if (!I915_HAS_HOTPLUG(dev))
 		intel_connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 12897d1..798c175 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15551,6 +15551,16 @@ void intel_modeset_init_hw(struct drm_device *dev)
 	intel_enable_gt_powersave(dev_priv);
 }
 
+void intel_modeset_register(struct drm_i915_private *dev_priv)
+{
+	drm_connector_register_all(dev_priv->dev);
+}
+
+void intel_modeset_unregister(struct drm_i915_private *dev_priv)
+{
+	drm_connector_unregister_all(dev_priv->dev);
+}
+
 /*
  * Calculate what we think the watermarks should be for the state we've read
  * out of the hardware and then immediately program those watermarks so that
@@ -16365,8 +16375,6 @@ void intel_modeset_cleanup(struct drm_device *dev)
 	/* flush any delayed tasks or pending work */
 	flush_scheduled_work();
 
-	drm_connector_unregister_all(dev);
-
 	drm_mode_config_cleanup(dev);
 
 	intel_cleanup_overlay(dev_priv);
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 30d4101..c3742a0 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5583,7 +5583,6 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 			  edp_panel_vdd_work);
 
 	intel_connector_attach_encoder(intel_connector, intel_encoder);
-	drm_connector_register(connector);
 
 	if (HAS_DDI(dev))
 		intel_connector->get_hw_state = intel_ddi_connector_get_hw_state;
@@ -5639,7 +5638,6 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 	return true;
 
 fail:
-	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 
 	return false;
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 80cc0f9..63b7200 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -1592,8 +1592,6 @@ void intel_dsi_init(struct drm_device *dev)
 
 	intel_dsi_add_properties(intel_connector);
 
-	drm_connector_register(connector);
-
 	return;
 
 err:
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index 669eae4..14b1d3f 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -551,7 +551,6 @@ void intel_dvo_init(struct drm_device *dev)
 			intel_dvo->panel_wants_dither = true;
 		}
 
-		drm_connector_register(connector);
 		return;
 	}
 
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 48ca48c..86e1fdb 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1915,7 +1915,6 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
 	intel_hdmi_add_properties(intel_hdmi, connector);
 
 	intel_connector_attach_encoder(intel_connector, intel_encoder);
-	drm_connector_register(connector);
 	intel_hdmi->attached_connector = intel_connector;
 
 	/* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index d4d06fb..cf68066 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -1134,7 +1134,6 @@ out:
 		DRM_DEBUG_KMS("lid notifier registration failed\n");
 		lvds_connector->lid_notifier.notifier_call = NULL;
 	}
-	drm_connector_register(connector);
 
 	return;
 
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index c0c0a65..ba28f51 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2396,16 +2396,8 @@ intel_sdvo_connector_init(struct intel_sdvo_connector *connector,
 	connector->base.get_hw_state = intel_sdvo_connector_get_hw_state;
 
 	intel_connector_attach_encoder(&connector->base, &encoder->base);
-	ret = drm_connector_register(drm_connector);
-	if (ret < 0)
-		goto err1;
 
 	return 0;
-
-err1:
-	drm_connector_cleanup(drm_connector);
-
-	return ret;
 }
 
 static void
@@ -2532,7 +2524,6 @@ intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type)
 	return true;
 
 err:
-	drm_connector_unregister(connector);
 	intel_sdvo_destroy(connector);
 	return false;
 }
@@ -2611,7 +2602,6 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device)
 	return true;
 
 err:
-	drm_connector_unregister(connector);
 	intel_sdvo_destroy(connector);
 	return false;
 }
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 83fe670..1531904 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1642,5 +1642,4 @@ intel_tv_init(struct drm_device *dev)
 	drm_object_attach_property(&connector->base,
 				   dev->mode_config.tv_bottom_margin_property,
 				   intel_tv->margin[TV_MARGIN_BOTTOM]);
-	drm_connector_register(connector);
 }