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 <drm/i915_drm.h>
13
14#include "i915_reg.h"
15
16struct drm_connector;
17struct drm_encoder;
18struct drm_i915_private;
19struct intel_connector;
20struct intel_digital_port;
21struct intel_encoder;
22struct intel_crtc_state;
23struct intel_hdmi;
24struct drm_connector_state;
25union hdmi_infoframe;
26
27void intel_hdmi_init(struct drm_i915_private *dev_priv, i915_reg_t hdmi_reg,
28		     enum port port);
29void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
30			       struct intel_connector *intel_connector);
31struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder);
32int intel_hdmi_compute_config(struct intel_encoder *encoder,
33			      struct intel_crtc_state *pipe_config,
34			      struct drm_connector_state *conn_state);
35bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
36				       struct drm_connector *connector,
37				       bool high_tmds_clock_ratio,
38				       bool scrambling);
39void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
40void intel_infoframe_init(struct intel_digital_port *intel_dig_port);
41u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
42				  const struct intel_crtc_state *crtc_state);
43u32 intel_hdmi_infoframe_enable(unsigned int type);
44void intel_hdmi_read_gcp_infoframe(struct intel_encoder *encoder,
45				   struct intel_crtc_state *crtc_state);
46void intel_read_infoframe(struct intel_encoder *encoder,
47			  const struct intel_crtc_state *crtc_state,
48			  enum hdmi_infoframe_type type,
49			  union hdmi_infoframe *frame);
50
51#endif /* __INTEL_HDMI_H__ */