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