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_connector(struct intel_digital_port *dig_port,
27			       struct intel_connector *intel_connector);
28int intel_hdmi_compute_config(struct intel_encoder *encoder,
29			      struct intel_crtc_state *pipe_config,
30			      struct drm_connector_state *conn_state);
31bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
32				       struct drm_connector *connector,
33				       bool high_tmds_clock_ratio,
34				       bool scrambling);
35void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
36void intel_infoframe_init(struct intel_digital_port *dig_port);
37u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
38				  const struct intel_crtc_state *crtc_state);
39u32 intel_hdmi_infoframe_enable(unsigned int type);
40void intel_hdmi_read_gcp_infoframe(struct intel_encoder *encoder,
41				   struct intel_crtc_state *crtc_state);
42void intel_read_infoframe(struct intel_encoder *encoder,
43			  const struct intel_crtc_state *crtc_state,
44			  enum hdmi_infoframe_type type,
45			  union hdmi_infoframe *frame);
46bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
47				    const struct drm_connector_state *conn_state);
48bool intel_hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state, int bpc,
49				    bool has_hdmi_sink, bool ycbcr420_output);
50int intel_hdmi_dsc_get_bpp(int src_fractional_bpp, int slice_width,
51			   int num_slices, int output_format, bool hdmi_all_bpp,
52			   int hdmi_max_chunk_bytes);
53int intel_hdmi_dsc_get_num_slices(const struct intel_crtc_state *crtc_state,
54				  int src_max_slices, int src_max_slice_width,
55				  int hdmi_max_slices, int hdmi_throughput);
56int intel_hdmi_dsc_get_slice_height(int vactive);
57
58#endif /* __INTEL_HDMI_H__ */