[PATCH 2/4] drm/probe-helper: add drm_kms_helper_connector_hotplug_event

[PATCH 2/4] drm/probe-helper: add drm_kms_helper_connector_hotplug_event

[Simon Ser]

This function is the same as drm_kms_helper_hotplug_event, but takes
a connector instead of a device.

Signed-off-by: Simon Ser <contact@emersion.fr>
---
 drivers/gpu/drm/drm_probe_helper.c | 20 ++++++++++++++++++++
 include/drm/drm_probe_helper.h     |  1 +
 2 files changed, 21 insertions(+)

diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index e7e1ee2aa352..510807a4a492 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -616,6 +616,26 @@ void drm_kms_helper_hotplug_event(struct drm_device *dev)
 }
 EXPORT_SYMBOL(drm_kms_helper_hotplug_event);
 
+/**
+ * drm_kms_helper_connector_hotplug_event - fire off a KMS connector hotplug event
+ * @connector: drm_connector which has changed
+ *
+ * This is the same as drm_kms_helper_hotplug_event(), except it fires a more
+ * fine-grained uevent for a single connector.
+ */
+void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector)
+{
+	struct drm_device *dev = connector->dev;
+
+	/* send a uevent + call fbdev */
+	drm_sysfs_connector_hotplug_event(connector);
+	if (dev->mode_config.funcs->output_poll_changed)
+		dev->mode_config.funcs->output_poll_changed(dev);
+
+	drm_client_dev_hotplug(dev);
+}
+EXPORT_SYMBOL(drm_kms_helper_connector_hotplug_event);
+
 static void output_poll_execute(struct work_struct *work)
 {
 	struct delayed_work *delayed_work = to_delayed_work(work);
diff --git a/include/drm/drm_probe_helper.h b/include/drm/drm_probe_helper.h
index 8d3ed2834d34..733147ea89be 100644
--- a/include/drm/drm_probe_helper.h
+++ b/include/drm/drm_probe_helper.h
@@ -19,6 +19,7 @@ void drm_kms_helper_poll_init(struct drm_device *dev);
 void drm_kms_helper_poll_fini(struct drm_device *dev);
 bool drm_helper_hpd_irq_event(struct drm_device *dev);
 void drm_kms_helper_hotplug_event(struct drm_device *dev);
+void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector);
 
 void drm_kms_helper_poll_disable(struct drm_device *dev);
 void drm_kms_helper_poll_enable(struct drm_device *dev);
-- 
2.31.1

[PATCH 2/4] drm/probe-helper: add drm_kms_helper_connector_hotplug_event

[Simon Ser]

This function is the same as drm_kms_helper_hotplug_event, but takes
a connector instead of a device.

Signed-off-by: Simon Ser <contact@emersion.fr>
---
 drivers/gpu/drm/drm_probe_helper.c | 20 ++++++++++++++++++++
 include/drm/drm_probe_helper.h     |  1 +
 2 files changed, 21 insertions(+)

diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index e7e1ee2aa352..510807a4a492 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -616,6 +616,26 @@ void drm_kms_helper_hotplug_event(struct drm_device *dev)
 }
 EXPORT_SYMBOL(drm_kms_helper_hotplug_event);
 
+/**
+ * drm_kms_helper_connector_hotplug_event - fire off a KMS connector hotplug event
+ * @connector: drm_connector which has changed
+ *
+ * This is the same as drm_kms_helper_hotplug_event(), except it fires a more
+ * fine-grained uevent for a single connector.
+ */
+void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector)
+{
+	struct drm_device *dev = connector->dev;
+
+	/* send a uevent + call fbdev */
+	drm_sysfs_connector_hotplug_event(connector);
+	if (dev->mode_config.funcs->output_poll_changed)
+		dev->mode_config.funcs->output_poll_changed(dev);
+
+	drm_client_dev_hotplug(dev);
+}
+EXPORT_SYMBOL(drm_kms_helper_connector_hotplug_event);
+
 static void output_poll_execute(struct work_struct *work)
 {
 	struct delayed_work *delayed_work = to_delayed_work(work);
diff --git a/include/drm/drm_probe_helper.h b/include/drm/drm_probe_helper.h
index 8d3ed2834d34..733147ea89be 100644
--- a/include/drm/drm_probe_helper.h
+++ b/include/drm/drm_probe_helper.h
@@ -19,6 +19,7 @@ void drm_kms_helper_poll_init(struct drm_device *dev);
 void drm_kms_helper_poll_fini(struct drm_device *dev);
 bool drm_helper_hpd_irq_event(struct drm_device *dev);
 void drm_kms_helper_hotplug_event(struct drm_device *dev);
+void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector);
 
 void drm_kms_helper_poll_disable(struct drm_device *dev);
 void drm_kms_helper_poll_enable(struct drm_device *dev);
-- 
2.31.1


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