1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright �� 2019 Intel Corporation
4 */
5
6#ifndef __INTEL_HOTPLUG_H__
7#define __INTEL_HOTPLUG_H__
8
9#include <linux/types.h>
10
11struct drm_i915_private;
12struct intel_connector;
13struct intel_digital_port;
14struct intel_encoder;
15enum port;
16
17void intel_hpd_poll_enable(struct drm_i915_private *dev_priv);
18void intel_hpd_poll_disable(struct drm_i915_private *dev_priv);
19enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder,
20					       struct intel_connector *connector);
21void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
22			   u32 pin_mask, u32 long_mask);
23void intel_hpd_trigger_irq(struct intel_digital_port *dig_port);
24void intel_hpd_init(struct drm_i915_private *dev_priv);
25void intel_hpd_init_early(struct drm_i915_private *i915);
26void intel_hpd_cancel_work(struct drm_i915_private *dev_priv);
27enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv,
28				   enum port port);
29bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
30void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
31void intel_hpd_debugfs_register(struct drm_i915_private *i915);
32
33void intel_hpd_enable_detection_work(struct drm_i915_private *i915);
34void intel_hpd_disable_detection_work(struct drm_i915_private *i915);
35bool intel_hpd_schedule_detection(struct drm_i915_private *i915);
36
37#endif /* __INTEL_HOTPLUG_H__ */
38