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

   1/* SPDX-License-Identifier: MIT */
   2/*
   3 * Copyright © 2019 Intel Corporation
   4 */
   5
   6#ifndef __INTEL_DDI_H__
   7#define __INTEL_DDI_H__
   8
   9#include "intel_display.h"
  10
  11struct drm_connector_state;
  12struct drm_i915_private;
  13struct intel_connector;
  14struct intel_crtc;
  15struct intel_crtc_state;
  16struct intel_dp;
  17struct intel_dpll_hw_state;
  18struct intel_encoder;
  19
  20void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder,
  21                                const struct intel_crtc_state *old_crtc_state,
  22                                const struct drm_connector_state *old_conn_state);
  23void hsw_fdi_link_train(struct intel_encoder *encoder,
  24                        const struct intel_crtc_state *crtc_state);
  25void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
  26bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
  27void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state);
  28void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
  29void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state);
  30void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
  31void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
  32                          const struct drm_connector_state *conn_state);
  33bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
  34void intel_ddi_get_config(struct intel_encoder *encoder,
  35                          struct intel_crtc_state *pipe_config);
  36void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
  37                                    bool state);
  38void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
  39                                         struct intel_crtc_state *crtc_state);
  40u32 bxt_signal_levels(struct intel_dp *intel_dp);
  41u32 ddi_signal_levels(struct intel_dp *intel_dp);
  42u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder);
  43u8 intel_ddi_dp_pre_emphasis_max(struct intel_encoder *encoder,
  44                                 u8 voltage_swing);
  45int intel_ddi_toggle_hdcp_signalling(struct intel_encoder *intel_encoder,
  46                                     bool enable);
  47void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
  48
  49#endif /* __INTEL_DDI_H__ */
  50