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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright © 2019 Intel Corporation4 */5 6#ifndef __INTEL_DDI_H__7#define __INTEL_DDI_H__8 9#include "i915_reg_defs.h"10 11struct drm_connector_state;12struct drm_i915_private;13struct intel_atomic_state;14struct intel_bios_encoder_data;15struct intel_connector;16struct intel_crtc;17struct intel_crtc_state;18struct intel_display;19struct intel_dp;20struct intel_dpll_hw_state;21struct intel_encoder;22struct intel_shared_dpll;23enum pipe;24enum port;25enum transcoder;26 27i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder,28 const struct intel_crtc_state *crtc_state);29i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder,30 const struct intel_crtc_state *crtc_state);31i915_reg_t hsw_chicken_trans_reg(struct drm_i915_private *i915,32 enum transcoder cpu_transcoder);33void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,34 struct intel_encoder *intel_encoder,35 const struct intel_crtc_state *old_crtc_state,36 const struct drm_connector_state *old_conn_state);37void intel_ddi_enable_clock(struct intel_encoder *encoder,38 const struct intel_crtc_state *crtc_state);39void intel_ddi_disable_clock(struct intel_encoder *encoder);40void intel_ddi_get_clock(struct intel_encoder *encoder,41 struct intel_crtc_state *crtc_state,42 struct intel_shared_dpll *pll);43void hsw_ddi_enable_clock(struct intel_encoder *encoder,44 const struct intel_crtc_state *crtc_state);45void hsw_ddi_disable_clock(struct intel_encoder *encoder);46bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder);47enum icl_port_dpll_id48intel_ddi_port_pll_type(struct intel_encoder *encoder,49 const struct intel_crtc_state *crtc_state);50void hsw_ddi_get_config(struct intel_encoder *encoder,51 struct intel_crtc_state *crtc_state);52struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);53void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder,54 const struct intel_crtc_state *crtc_state);55void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,56 enum port port);57void intel_ddi_init(struct intel_display *display,58 const struct intel_bios_encoder_data *devdata);59bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);60void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,61 const struct intel_crtc_state *crtc_state);62void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);63void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder,64 const struct intel_crtc_state *crtc_state);65void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state);66void intel_ddi_wait_for_fec_status(struct intel_encoder *encoder,67 const struct intel_crtc_state *crtc_state,68 bool enabled);69void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,70 const struct drm_connector_state *conn_state);71bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);72void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,73 bool state);74void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state);75int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,76 enum transcoder cpu_transcoder,77 bool enable, u32 hdcp_mask);78void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);79int intel_ddi_level(struct intel_encoder *encoder,80 const struct intel_crtc_state *crtc_state,81 int lane);82void intel_ddi_update_active_dpll(struct intel_atomic_state *state,83 struct intel_encoder *encoder,84 struct intel_crtc *crtc);85 86#endif /* __INTEL_DDI_H__ */87