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/types.h>
10
11enum hdmi_infoframe_type;
12enum port;
13struct drm_connector;
14struct drm_connector_state;
15struct drm_encoder;
16struct drm_i915_private;
17struct intel_connector;
18struct intel_crtc_state;
19struct intel_digital_port;
20struct intel_encoder;
21struct intel_hdmi;
22union hdmi_infoframe;
23
24void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
25			       struct intel_connector *intel_connector);
26int intel_hdmi_compute_config(struct intel_encoder *encoder,
27			      struct intel_crtc_state *pipe_config,
28			      struct drm_connector_state *conn_state);
29void intel_hdmi_encoder_shutdown(struct intel_encoder *encoder);
30bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
31				       struct drm_connector *connector,
32				       bool high_tmds_clock_ratio,
33				       bool scrambling);
34void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
35void intel_infoframe_init(struct intel_digital_port *dig_port);
36u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
37				  const struct intel_crtc_state *crtc_state);
38u32 intel_hdmi_infoframe_enable(unsigned int type);
39void intel_hdmi_read_gcp_infoframe(struct intel_encoder *encoder,
40				   struct intel_crtc_state *crtc_state);
41void intel_read_infoframe(struct intel_encoder *encoder,
42			  const struct intel_crtc_state *crtc_state,
43			  enum hdmi_infoframe_type type,
44			  union hdmi_infoframe *frame);
45bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
46				    const struct drm_connector_state *conn_state);
47bool intel_hdmi_bpc_possible(const struct intel_crtc_state *crtc_state,
48			     int bpc, bool has_hdmi_sink, bool ycbcr420_output);
49int intel_hdmi_tmds_clock(int clock, int bpc, 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__ */