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

   1/* SPDX-License-Identifier: MIT */
   2/*
   3 * Copyright © 2019 Intel Corporation
   4 */
   5
   6#ifndef __INTEL_HDMI_H__
   7#define __INTEL_HDMI_H__
   8
   9#include <linux/hdmi.h>
  10#include <linux/types.h>
  11
  12#include "i915_reg.h"
  13
  14struct drm_connector;
  15struct drm_encoder;
  16struct drm_i915_private;
  17struct intel_connector;
  18struct intel_digital_port;
  19struct intel_encoder;
  20struct intel_crtc_state;
  21struct intel_hdmi;
  22struct drm_connector_state;
  23union hdmi_infoframe;
  24enum port;
  25
  26void intel_hdmi_init(struct drm_i915_private *dev_priv, i915_reg_t hdmi_reg,
  27                     enum port port);
  28void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
  29                               struct intel_connector *intel_connector);
  30struct intel_hdmi *enc_to_intel_hdmi(struct intel_encoder *encoder);
  31int intel_hdmi_compute_config(struct intel_encoder *encoder,
  32                              struct intel_crtc_state *pipe_config,
  33                              struct drm_connector_state *conn_state);
  34bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
  35                                       struct drm_connector *connector,
  36                                       bool high_tmds_clock_ratio,
  37                                       bool scrambling);
  38void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
  39void intel_infoframe_init(struct intel_digital_port *dig_port);
  40u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
  41                                  const struct intel_crtc_state *crtc_state);
  42u32 intel_hdmi_infoframe_enable(unsigned int type);
  43void intel_hdmi_read_gcp_infoframe(struct intel_encoder *encoder,
  44                                   struct intel_crtc_state *crtc_state);
  45void intel_read_infoframe(struct intel_encoder *encoder,
  46                          const struct intel_crtc_state *crtc_state,
  47                          enum hdmi_infoframe_type type,
  48                          union hdmi_infoframe *frame);
  49bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
  50                                    const struct drm_connector_state *conn_state);
  51bool intel_hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state, int bpc,
  52                                    bool has_hdmi_sink, bool ycbcr420_output);
  53int intel_hdmi_dsc_get_bpp(int src_fractional_bpp, int slice_width,
  54                           int num_slices, int output_format, bool hdmi_all_bpp,
  55                           int hdmi_max_chunk_bytes);
  56int intel_hdmi_dsc_get_num_slices(const struct intel_crtc_state *crtc_state,
  57                                  int src_max_slices, int src_max_slice_width,
  58                                  int hdmi_max_slices, int hdmi_throughput);
  59int intel_hdmi_dsc_get_slice_height(int vactive);
  60
  61#endif /* __INTEL_HDMI_H__ */
  62