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      1 /*	$NetBSD: intel_hotplug.h,v 1.2 2021/12/18 23:45:30 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 /*
      5  * Copyright  2019 Intel Corporation
      6  */
      7 
      8 #ifndef __INTEL_HOTPLUG_H__
      9 #define __INTEL_HOTPLUG_H__
     10 
     11 #include <linux/types.h>
     12 
     13 #include <drm/i915_drm.h>
     14 
     15 struct drm_i915_private;
     16 struct intel_connector;
     17 struct intel_encoder;
     18 enum port;
     19 
     20 void intel_hpd_poll_init(struct drm_i915_private *dev_priv);
     21 enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder,
     22 					       struct intel_connector *connector,
     23 					       bool irq_received);
     24 void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
     25 			   u32 pin_mask, u32 long_mask);
     26 void intel_hpd_init(struct drm_i915_private *dev_priv);
     27 void intel_hpd_init_work(struct drm_i915_private *dev_priv);
     28 void intel_hpd_cancel_work(struct drm_i915_private *dev_priv);
     29 enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv,
     30 				   enum port port);
     31 bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
     32 void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
     33 
     34 #endif /* __INTEL_HOTPLUG_H__ */
     35