drm/i915: just emit a uevent on resume, avoid a full hotplug detect cycle
Userspace or drm polling will end up doing this again anway, so we just
waste time doing this.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index b948c71..89f0ea0 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -551,24 +551,6 @@
console_unlock();
}
-static void intel_resume_hotplug(struct drm_device *dev)
-{
- struct drm_mode_config *mode_config = &dev->mode_config;
- struct intel_encoder *encoder;
-
- mutex_lock(&mode_config->mutex);
- DRM_DEBUG_KMS("running encoder hotplug functions\n");
-
- list_for_each_entry(encoder, &mode_config->encoder_list, base.head)
- if (encoder->hot_plug)
- encoder->hot_plug(encoder);
-
- mutex_unlock(&mode_config->mutex);
-
- /* Just fire off a uevent and let userspace tell us what to do */
- drm_helper_hpd_irq_event(dev);
-}
-
static int i915_drm_thaw_early(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -624,7 +606,7 @@
intel_hpd_init(dev);
dev_priv->enable_hotplug_processing = true;
/* Config may have changed between suspend and resume */
- intel_resume_hotplug(dev);
+ drm_sysfs_hotplug_event(dev);
}
intel_opregion_init(dev);