1/* SPDX-License-Identifier: MIT */
 2/*
 3 * Copyright © 2019 Intel Corporation
 4 */
 5
 6#ifndef __INTEL_DDI_H__
 7#define __INTEL_DDI_H__
 8
 9#include "i915_reg_defs.h"
10
11struct drm_connector_state;
12struct drm_i915_private;
13struct intel_atomic_state;
14struct intel_connector;
15struct intel_crtc;
16struct intel_crtc_state;
17struct intel_dp;
18struct intel_dpll_hw_state;
19struct intel_encoder;
20struct intel_shared_dpll;
21enum pipe;
22enum port;
23enum transcoder;
24
25i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder,
26			 const struct intel_crtc_state *crtc_state);
27i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder,
28			    const struct intel_crtc_state *crtc_state);
29void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
30				struct intel_encoder *intel_encoder,
31				const struct intel_crtc_state *old_crtc_state,
32				const struct drm_connector_state *old_conn_state);
33void intel_ddi_enable_clock(struct intel_encoder *encoder,
34			    const struct intel_crtc_state *crtc_state);
35void intel_ddi_disable_clock(struct intel_encoder *encoder);
36void intel_ddi_get_clock(struct intel_encoder *encoder,
37			 struct intel_crtc_state *crtc_state,
38			 struct intel_shared_dpll *pll);
39void hsw_ddi_enable_clock(struct intel_encoder *encoder,
40			  const struct intel_crtc_state *crtc_state);
41void hsw_ddi_disable_clock(struct intel_encoder *encoder);
42bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder);
43void hsw_ddi_get_config(struct intel_encoder *encoder,
44			struct intel_crtc_state *crtc_state);
45struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);
46void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
47				const struct intel_crtc_state *crtc_state);
48void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
49			     enum port port);
50void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
51bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
52void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
53				      const struct intel_crtc_state *crtc_state);
54void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
55void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder,
56				 const struct intel_crtc_state *crtc_state);
57void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
58void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
59			  const struct drm_connector_state *conn_state);
60bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
61void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
62				    bool state);
63void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
64					 struct intel_crtc_state *crtc_state);
65int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
66			       enum transcoder cpu_transcoder,
67			       bool enable, u32 hdcp_mask);
68void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
69int intel_ddi_level(struct intel_encoder *encoder,
70		    const struct intel_crtc_state *crtc_state,
71		    int lane);
72
73#endif /* __INTEL_DDI_H__ */