Useful if drivers want to be slightly more clever about hotplug handling.
Signed-Off-by: Daniel Vetter daniel.vetter@ffwll.ch --- drivers/gpu/drm/drm_crtc_helper.c | 17 +++++++++++------ include/drm/drm_crtc_helper.h | 1 + 2 files changed, 12 insertions(+), 6 deletions(-)
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);