LXR linux/drivers/gpu/drm/i915/display/intel

   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;
  16enum port;
  17
  18void intel_hpd_poll_init(struct drm_i915_private *dev_priv);
  19enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder,
  20                                               struct intel_connector *connector,
  21                                               bool irq_received);
  22void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
  23                           u32 pin_mask, u32 long_mask);
  24void intel_hpd_init(struct drm_i915_private *dev_priv);
  25void intel_hpd_init_work(struct drm_i915_private *dev_priv);
  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);
  31
  32#endif /* __INTEL_HOTPLUG_H__ */
  33