drivers/gpu/drm/i915/display/intel_hdmi.h

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