drm/i915: use drm_connector_list_iter in intel_hotplug.c

Nothing special, just rote conversion.

v2: Rebase onto the iter_get/put->iter_begin/end rename.

Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170301095226.30584-2-daniel.vetter@ffwll.ch

drivers/gpu/drm/i915/intel_hotplug.c

@@ -150,16 +150,17 @@ static bool intel_hpd_irq_storm_detect(struct drm_i915_private *dev_priv,
 static void intel_hpd_irq_storm_disable(struct drm_i915_private *dev_priv)
 {
 	struct drm_device *dev = &dev_priv->drm;
-	struct drm_mode_config *mode_config = &dev->mode_config;
 	struct intel_connector *intel_connector;
 	struct intel_encoder *intel_encoder;
 	struct drm_connector *connector;
+	struct drm_connector_list_iter conn_iter;
 	enum hpd_pin pin;
 	bool hpd_disabled = false;
 
 	lockdep_assert_held(&dev_priv->irq_lock);
 
-	list_for_each_entry(connector, &mode_config->connector_list, head) {
+	drm_connector_list_iter_begin(dev, &conn_iter);
+	drm_for_each_connector_iter(connector, &conn_iter) {
 		if (connector->polled != DRM_CONNECTOR_POLL_HPD)
 			continue;
 
@@ -182,6 +183,7 @@ static void intel_hpd_irq_storm_disable(struct drm_i915_private *dev_priv)
 			| DRM_CONNECTOR_POLL_DISCONNECT;
 		hpd_disabled = true;
 	}
+	drm_connector_list_iter_end(&conn_iter);
 
 	/* Enable polling and queue hotplug re-enabling. */
 	if (hpd_disabled) {
@@ -197,7 +199,6 @@ static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
 		container_of(work, typeof(*dev_priv),
 			     hotplug.reenable_work.work);
 	struct drm_device *dev = &dev_priv->drm;
-	struct drm_mode_config *mode_config = &dev->mode_config;
 	int i;
 
 	intel_runtime_pm_get(dev_priv);
@@ -205,13 +206,15 @@ static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
 	spin_lock_irq(&dev_priv->irq_lock);
 	for_each_hpd_pin(i) {
 		struct drm_connector *connector;
+		struct drm_connector_list_iter conn_iter;
 
 		if (dev_priv->hotplug.stats[i].state != HPD_DISABLED)
 			continue;
 
 		dev_priv->hotplug.stats[i].state = HPD_ENABLED;
 
-		list_for_each_entry(connector, &mode_config->connector_list, head) {
+		drm_connector_list_iter_begin(dev, &conn_iter);
+		drm_for_each_connector_iter(connector, &conn_iter) {
 			struct intel_connector *intel_connector = to_intel_connector(connector);
 
 			if (intel_connector->encoder->hpd_pin == i) {
@@ -223,6 +226,7 @@ static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
 					connector->polled = DRM_CONNECTOR_POLL_HPD;
 			}
 		}
+		drm_connector_list_iter_end(&conn_iter);
 	}
 	if (dev_priv->display_irqs_enabled && dev_priv->display.hpd_irq_setup)
 		dev_priv->display.hpd_irq_setup(dev_priv);
@@ -308,14 +312,14 @@ static void i915_hotplug_work_func(struct work_struct *work)
 	struct drm_i915_private *dev_priv =
 		container_of(work, struct drm_i915_private, hotplug.hotplug_work);
 	struct drm_device *dev = &dev_priv->drm;
-	struct drm_mode_config *mode_config = &dev->mode_config;
 	struct intel_connector *intel_connector;
 	struct intel_encoder *intel_encoder;
 	struct drm_connector *connector;
+	struct drm_connector_list_iter conn_iter;
 	bool changed = false;
 	u32 hpd_event_bits;
 
-	mutex_lock(&mode_config->mutex);
+	mutex_lock(&dev->mode_config.mutex);
 	DRM_DEBUG_KMS("running encoder hotplug functions\n");
 
 	spin_lock_irq(&dev_priv->irq_lock);
@@ -328,7 +332,8 @@ static void i915_hotplug_work_func(struct work_struct *work)
 
 	spin_unlock_irq(&dev_priv->irq_lock);
 
-	list_for_each_entry(connector, &mode_config->connector_list, head) {
+	drm_connector_list_iter_begin(dev, &conn_iter);
+	drm_for_each_connector_iter(connector, &conn_iter) {
 		intel_connector = to_intel_connector(connector);
 		if (!intel_connector->encoder)
 			continue;
@@ -342,7 +347,8 @@ static void i915_hotplug_work_func(struct work_struct *work)
 				changed = true;
 		}
 	}
-	mutex_unlock(&mode_config->mutex);
+	drm_connector_list_iter_end(&conn_iter);
+	mutex_unlock(&dev->mode_config.mutex);
 
 	if (changed)
 		drm_kms_helper_hotplug_event(dev);
@@ -490,15 +496,16 @@ static void i915_hpd_poll_init_work(struct work_struct *work)
 		container_of(work, struct drm_i915_private,
 			     hotplug.poll_init_work);
 	struct drm_device *dev = &dev_priv->drm;
-	struct drm_mode_config *mode_config = &dev->mode_config;
 	struct drm_connector *connector;
+	struct drm_connector_list_iter conn_iter;
 	bool enabled;
 
 	mutex_lock(&dev->mode_config.mutex);
 
 	enabled = READ_ONCE(dev_priv->hotplug.poll_enabled);
 
-	list_for_each_entry(connector, &mode_config->connector_list, head) {
+	drm_connector_list_iter_begin(dev, &conn_iter);
+	drm_for_each_connector_iter(connector, &conn_iter) {
 		struct intel_connector *intel_connector =
 			to_intel_connector(connector);
 		connector->polled = intel_connector->polled;
@@ -516,6 +523,7 @@ static void i915_hpd_poll_init_work(struct work_struct *work)
 				DRM_CONNECTOR_POLL_HPD;
 		}
 	}
+	drm_connector_list_iter_end(&conn_iter);
 
 	if (enabled)
 		drm_kms_helper_poll_enable(dev);