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drm/i915: drop encoder hot_plug calls at resume

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We really just want to go detect displays again and fire off a hotplug
event if things have changed, not go through full hotplug processing.

Requested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2014-05-20 15:25:33 -07:00 committed by Daniel Vetter
parent bc76e320f2
commit 1ff74cf15a
1 changed files with 1 additions and 19 deletions
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20
drivers/gpu/drm/i915/i915_drv.c
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@ -597,24 +597,6 @@ void intel_console_resume(struct work_struct *work)
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;
@ -670,7 +652,7 @@ static int __i915_drm_thaw(struct drm_device *dev, bool restore_gtt_mappings)
intel_hpd_init(dev);
dev_priv->enable_hotplug_processing = true;
/* Config may have changed between suspend and resume */
intel_resume_hotplug(dev);
drm_helper_hpd_irq_event(dev);
}
intel_opregion_init(dev);