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 intel_output_format;
13enum port;
14struct drm_connector;
15struct drm_connector_state;
16struct drm_encoder;
17struct drm_i915_private;
18struct intel_connector;
19struct intel_crtc_state;
20struct intel_digital_port;
21struct intel_encoder;
22struct intel_hdmi;
23union hdmi_infoframe;
24
25void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
26			       struct intel_connector *intel_connector);
27bool intel_hdmi_compute_has_hdmi_sink(struct intel_encoder *encoder,
28				      const struct intel_crtc_state *crtc_state,
29				      const struct drm_connector_state *conn_state);
30int intel_hdmi_compute_config(struct intel_encoder *encoder,
31			      struct intel_crtc_state *pipe_config,
32			      struct drm_connector_state *conn_state);
33void intel_hdmi_encoder_shutdown(struct intel_encoder *encoder);
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_bpc_possible(const struct intel_crtc_state *crtc_state,
52			     int bpc, bool has_hdmi_sink);
53int intel_hdmi_tmds_clock(int clock, int bpc, enum intel_output_format sink_format);
54int intel_hdmi_dsc_get_bpp(int src_fractional_bpp, int slice_width,
55			   int num_slices, int output_format, bool hdmi_all_bpp,
56			   int hdmi_max_chunk_bytes);
57int intel_hdmi_dsc_get_num_slices(const struct intel_crtc_state *crtc_state,
58				  int src_max_slices, int src_max_slice_width,
59				  int hdmi_max_slices, int hdmi_throughput);
60int intel_hdmi_dsc_get_slice_height(int vactive);
61struct drm_i915_private *intel_hdmi_to_i915(struct intel_hdmi *intel_hdmi);
62
63#endif /* __INTEL_HDMI_H__ */
64