[1/7] drm: extract drm_kms_helper_hotplug_event

Commit Message

Daniel Vetter Oct. 23, 2012, 6:23 p.m. UTC

Useful if drivers want to be slightly more clever about hotplug
handling.

Signed-Off-by: Daniel Vetter <[e-mail]>
---
 drivers/gpu/drm/drm_crtc_helper.c | 17 +++++++++++------
 include/drm/drm_crtc_helper.h     |  1 +
 2 files changed, 12 insertions(+), 6 deletions(-)

Patch

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 1227adf..accfd3b 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -918,6 +918,15 @@  int drm_helper_resume_force_mode(struct drm_device *dev)
 }
 EXPORT_SYMBOL(drm_helper_resume_force_mode);
 
+void drm_kms_helper_hotplug_event(struct drm_device *dev)
+{
+	/* send a uevent + call fbdev */
+	drm_sysfs_hotplug_event(dev);
+	if (dev->mode_config.funcs->output_poll_changed)
+		dev->mode_config.funcs->output_poll_changed(dev);
+}
+EXPORT_SYMBOL(drm_kms_helper_hotplug_event);
+
 #define DRM_OUTPUT_POLL_PERIOD (10*HZ)
 static void output_poll_execute(struct work_struct *work)
 {
@@ -960,12 +969,8 @@  static void output_poll_execute(struct work_struct *work)
 
 	mutex_unlock(&dev->mode_config.mutex);
 
-	if (changed) {
-		/* send a uevent + call fbdev */
-		drm_sysfs_hotplug_event(dev);
-		if (dev->mode_config.funcs->output_poll_changed)
-			dev->mode_config.funcs->output_poll_changed(dev);
-	}
+	if (changed)
+		drm_kms_helper_hotplug_event(dev);
 
 	if (repoll)
 		schedule_delayed_work(delayed_work, DRM_OUTPUT_POLL_PERIOD);
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index e01cc80..8f2842c 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -162,6 +162,7 @@  extern int drm_helper_resume_force_mode(struct drm_device *dev);
 extern void drm_kms_helper_poll_init(struct drm_device *dev);
 extern void drm_kms_helper_poll_fini(struct drm_device *dev);
 extern void drm_helper_hpd_irq_event(struct drm_device *dev);
+extern void drm_kms_helper_hotplug_event(struct drm_device *dev);
 
 extern void drm_kms_helper_poll_disable(struct drm_device *dev);
 extern void drm_kms_helper_poll_enable(struct drm_device *dev);