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_bios_encoder_data;
15struct intel_connector;
16struct intel_crtc;
17struct intel_crtc_state;
18struct intel_dp;
19struct intel_dpll_hw_state;
20struct intel_encoder;
21struct intel_shared_dpll;
22enum pipe;
23enum port;
24enum transcoder;
25
26i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder,
27			 const struct intel_crtc_state *crtc_state);
28i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder,
29			    const struct intel_crtc_state *crtc_state);
30void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
31				struct intel_encoder *intel_encoder,
32				const struct intel_crtc_state *old_crtc_state,
33				const struct drm_connector_state *old_conn_state);
34void intel_ddi_enable_clock(struct intel_encoder *encoder,
35			    const struct intel_crtc_state *crtc_state);
36void intel_ddi_disable_clock(struct intel_encoder *encoder);
37void intel_ddi_get_clock(struct intel_encoder *encoder,
38			 struct intel_crtc_state *crtc_state,
39			 struct intel_shared_dpll *pll);
40void hsw_ddi_enable_clock(struct intel_encoder *encoder,
41			  const struct intel_crtc_state *crtc_state);
42void hsw_ddi_disable_clock(struct intel_encoder *encoder);
43bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder);
44enum icl_port_dpll_id
45intel_ddi_port_pll_type(struct intel_encoder *encoder,
46			const struct intel_crtc_state *crtc_state);
47void hsw_ddi_get_config(struct intel_encoder *encoder,
48			struct intel_crtc_state *crtc_state);
49struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);
50void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
51				const struct intel_crtc_state *crtc_state);
52void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
53			     enum port port);
54void intel_ddi_init(struct drm_i915_private *dev_priv,
55		    const struct intel_bios_encoder_data *devdata);
56bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
57void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
58				      const struct intel_crtc_state *crtc_state);
59void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
60void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder,
61				       const struct intel_crtc_state *crtc_state);
62void intel_ddi_disable_transcoder_clock(const  struct intel_crtc_state *crtc_state);
63void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
64			  const struct drm_connector_state *conn_state);
65bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
66void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
67				    bool state);
68void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
69					 struct intel_crtc_state *crtc_state);
70int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
71			       enum transcoder cpu_transcoder,
72			       bool enable, u32 hdcp_mask);
73void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
74int intel_ddi_level(struct intel_encoder *encoder,
75		    const struct intel_crtc_state *crtc_state,
76		    int lane);
77void intel_ddi_update_active_dpll(struct intel_atomic_state *state,
78				  struct intel_encoder *encoder,
79				  struct intel_crtc *crtc);
80
81#endif /* __INTEL_DDI_H__ */
82