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 <drm/i915_drm.h>
  10
  11#include "intel_display.h"
  12
  13struct drm_connector_state;
  14struct drm_i915_private;
  15struct intel_connector;
  16struct intel_crtc;
  17struct intel_crtc_state;
  18struct intel_dp;
  19struct intel_dpll_hw_state;
  20struct intel_encoder;
  21
  22void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder,
  23                                const struct intel_crtc_state *old_crtc_state,
  24                                const struct drm_connector_state *old_conn_state);
  25void hsw_fdi_link_train(struct intel_encoder *encoder,
  26                        const struct intel_crtc_state *crtc_state);
  27void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
  28bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
  29void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state);
  30void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
  31void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state);
  32void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
  33void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
  34                          const struct drm_connector_state *conn_state);
  35bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
  36void intel_ddi_get_config(struct intel_encoder *encoder,
  37                          struct intel_crtc_state *pipe_config);
  38void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
  39                                    bool state);
  40void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
  41                                         struct intel_crtc_state *crtc_state);
  42u32 bxt_signal_levels(struct intel_dp *intel_dp);
  43u32 ddi_signal_levels(struct intel_dp *intel_dp);
  44u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder);
  45u8 intel_ddi_dp_pre_emphasis_max(struct intel_encoder *encoder,
  46                                 u8 voltage_swing);
  47int intel_ddi_toggle_hdcp_signalling(struct intel_encoder *intel_encoder,
  48                                     bool enable);
  49void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
  50int cnl_calc_wrpll_link(struct drm_i915_private *dev_priv,
  51                        struct intel_dpll_hw_state *state);
  52
  53#endif /* __INTEL_DDI_H__ */
  54