xref: /src/sys/external/bsd/drm2/dist/drm/i915/display/intel_hdmi.h

/*	$NetBSD: intel_hdmi.h,v 1.2 2021/12/18 23:45:30 riastradh Exp $	*/

/* SPDX-License-Identifier: MIT */
/*
 * Copyright  2019 Intel Corporation
 */

#ifndef __INTEL_HDMI_H__
#define __INTEL_HDMI_H__

#include <linux/hdmi.h>
#include <linux/types.h>

#include <drm/i915_drm.h>

#include "i915_reg.h"

struct drm_connector;
struct drm_encoder;
struct drm_i915_private;
struct intel_connector;
struct intel_digital_port;
struct intel_encoder;
struct intel_crtc_state;
struct intel_hdmi;
struct drm_connector_state;
union hdmi_infoframe;
enum port;

void intel_hdmi_init(struct drm_i915_private *dev_priv, i915_reg_t hdmi_reg,
		     enum port port);
void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
			       struct intel_connector *intel_connector);
struct intel_hdmi *enc_to_intel_hdmi(struct intel_encoder *encoder);
int intel_hdmi_compute_config(struct intel_encoder *encoder,
			      struct intel_crtc_state *pipe_config,
			      struct drm_connector_state *conn_state);
bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
				       struct drm_connector *connector,
				       bool high_tmds_clock_ratio,
				       bool scrambling);
void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
void intel_infoframe_init(struct intel_digital_port *intel_dig_port);
u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
				  const struct intel_crtc_state *crtc_state);
u32 intel_hdmi_infoframe_enable(unsigned int type);
void intel_hdmi_read_gcp_infoframe(struct intel_encoder *encoder,
				   struct intel_crtc_state *crtc_state);
void intel_read_infoframe(struct intel_encoder *encoder,
			  const struct intel_crtc_state *crtc_state,
			  enum hdmi_infoframe_type type,
			  union hdmi_infoframe *frame);

#endif /* __INTEL_HDMI_H__ */