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 33#endif /* __INTEL_HOTPLUG_H__ */ 34