drm: run the hpd irq event code directly
All drivers already have a work item to run the hpd code, so we don't need to launch a new one in the helper code. Dave Airlie mentioned that the cancel+re-queue might paper over DP related hpd ping-pongs, hence why this is split out. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -1019,12 +1019,9 @@ void drm_kms_helper_poll_enable(struct drm_device *dev)
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}
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EXPORT_SYMBOL(drm_kms_helper_poll_enable);
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static void hpd_irq_event_execute(struct work_struct *work);
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void drm_kms_helper_poll_init(struct drm_device *dev)
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{
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INIT_DELAYED_WORK(&dev->mode_config.output_poll_work, output_poll_execute);
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INIT_DELAYED_WORK(&dev->mode_config.hpd_irq_work, hpd_irq_event_execute);
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dev->mode_config.poll_enabled = true;
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drm_kms_helper_poll_enable(dev);
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@ -1037,10 +1034,8 @@ void drm_kms_helper_poll_fini(struct drm_device *dev)
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}
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EXPORT_SYMBOL(drm_kms_helper_poll_fini);
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static void hpd_irq_event_execute(struct work_struct *work)
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void drm_helper_hpd_irq_event(struct drm_device *dev)
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{
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struct delayed_work *delayed_work = to_delayed_work(work);
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struct drm_device *dev = container_of(delayed_work, struct drm_device, mode_config.hpd_irq_work);
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struct drm_connector *connector;
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enum drm_connector_status old_status;
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bool changed = false;
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@ -1071,11 +1066,4 @@ static void hpd_irq_event_execute(struct work_struct *work)
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if (changed)
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drm_kms_helper_hotplug_event(dev);
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}
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void drm_helper_hpd_irq_event(struct drm_device *dev)
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{
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cancel_delayed_work(&dev->mode_config.hpd_irq_work);
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if (drm_kms_helper_poll)
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schedule_delayed_work(&dev->mode_config.hpd_irq_work, 0);
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}
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EXPORT_SYMBOL(drm_helper_hpd_irq_event);
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@ -793,7 +793,6 @@ struct drm_mode_config {
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/* output poll support */
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bool poll_enabled;
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struct delayed_work output_poll_work;
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struct delayed_work hpd_irq_work;
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/* pointers to standard properties */
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struct list_head property_blob_list;
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