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
11#include <drm/i915_drm.h>
12
13struct drm_i915_private;
14struct intel_connector;
15struct intel_encoder;
16
17void intel_hpd_poll_init(struct drm_i915_private *dev_priv);
18enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder,
19					       struct intel_connector *connector,
20					       bool irq_received);
21void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
22			   u32 pin_mask, u32 long_mask);
23void intel_hpd_init(struct drm_i915_private *dev_priv);
24void intel_hpd_init_work(struct drm_i915_private *dev_priv);
25void intel_hpd_cancel_work(struct drm_i915_private *dev_priv);
26enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv,
27				   enum port port);
28bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
29void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
30
31#endif /* __INTEL_HOTPLUG_H__ */