1df0566a6SJani Nikula /* SPDX-License-Identifier: MIT */ 2df0566a6SJani Nikula /* 3df0566a6SJani Nikula * Copyright © 2019 Intel Corporation 4df0566a6SJani Nikula */ 5df0566a6SJani Nikula 6df0566a6SJani Nikula #ifndef __INTEL_HOTPLUG_H__ 7df0566a6SJani Nikula #define __INTEL_HOTPLUG_H__ 8df0566a6SJani Nikula 9df0566a6SJani Nikula #include <linux/types.h> 10df0566a6SJani Nikula 11df0566a6SJani Nikula #include <drm/i915_drm.h> 12df0566a6SJani Nikula 13df0566a6SJani Nikula struct drm_i915_private; 14df0566a6SJani Nikula struct intel_connector; 15df0566a6SJani Nikula struct intel_encoder; 16df0566a6SJani Nikula 17df0566a6SJani Nikula void intel_hpd_poll_init(struct drm_i915_private *dev_priv); 183944709dSImre Deak enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder, 193944709dSImre Deak struct intel_connector *connector, 203944709dSImre Deak bool irq_received); 21df0566a6SJani Nikula void intel_hpd_irq_handler(struct drm_i915_private *dev_priv, 22df0566a6SJani Nikula u32 pin_mask, u32 long_mask); 23df0566a6SJani Nikula void intel_hpd_init(struct drm_i915_private *dev_priv); 24df0566a6SJani Nikula void intel_hpd_init_work(struct drm_i915_private *dev_priv); 25df0566a6SJani Nikula void intel_hpd_cancel_work(struct drm_i915_private *dev_priv); 26df0566a6SJani Nikula enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv, 27df0566a6SJani Nikula enum port port); 28df0566a6SJani Nikula bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin); 29df0566a6SJani Nikula void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin); 30df0566a6SJani Nikula 31df0566a6SJani Nikula #endif /* __INTEL_HOTPLUG_H__ */ 32