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 "intel_display.h"
10#include "i915_reg.h"
11
12struct drm_connector_state;
13struct drm_i915_private;
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 transcoder;
22
23i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder,
24			 const struct intel_crtc_state *crtc_state);
25i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder,
26			    const struct intel_crtc_state *crtc_state);
27void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
28				struct intel_encoder *intel_encoder,
29				const struct intel_crtc_state *old_crtc_state,
30				const struct drm_connector_state *old_conn_state);
31void intel_ddi_enable_clock(struct intel_encoder *encoder,
32			    const struct intel_crtc_state *crtc_state);
33void intel_ddi_get_clock(struct intel_encoder *encoder,
34			 struct intel_crtc_state *crtc_state,
35			 struct intel_shared_dpll *pll);
36void hsw_ddi_enable_clock(struct intel_encoder *encoder,
37			  const struct intel_crtc_state *crtc_state);
38void hsw_ddi_disable_clock(struct intel_encoder *encoder);
39bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder);
40void hsw_ddi_get_config(struct intel_encoder *encoder,
41			struct intel_crtc_state *crtc_state);
42struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);
43void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
44				  const struct intel_crtc_state *crtc_state);
45void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
46			     enum port port);
47void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
48bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
49void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
50				      const struct intel_crtc_state *crtc_state);
51void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
52void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder,
53				 const struct intel_crtc_state *crtc_state);
54void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
55void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
56			  const struct drm_connector_state *conn_state);
57bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
58void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
59				    bool state);
60void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
61					 struct intel_crtc_state *crtc_state);
62u32 bxt_signal_levels(struct intel_dp *intel_dp,
63		      const struct intel_crtc_state *crtc_state);
64u32 ddi_signal_levels(struct intel_dp *intel_dp,
65		      const struct intel_crtc_state *crtc_state);
66int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
67			       enum transcoder cpu_transcoder,
68			       bool enable, u32 hdcp_mask);
69void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
70
71#endif /* __INTEL_DDI_H__ */