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 intel_atomic_state;
13struct intel_bios_encoder_data;
14struct intel_connector;
15struct intel_crtc;
16struct intel_crtc_state;
17struct intel_display;
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);
28
29void intel_ddi_clear_act_sent(struct intel_encoder *encoder,
30 const struct intel_crtc_state *crtc_state);
31void intel_ddi_wait_for_act_sent(struct intel_encoder *encoder,
32 const struct intel_crtc_state *crtc_state);
33
34void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
35 struct intel_encoder *intel_encoder,
36 const struct intel_crtc_state *old_crtc_state,
37 const struct drm_connector_state *old_conn_state);
38void intel_ddi_enable_clock(struct intel_encoder *encoder,
39 const struct intel_crtc_state *crtc_state);
40void intel_ddi_disable_clock(struct intel_encoder *encoder);
41void intel_ddi_get_clock(struct intel_encoder *encoder,
42 struct intel_crtc_state *crtc_state,
43 struct intel_shared_dpll *pll);
44void hsw_ddi_enable_clock(struct intel_encoder *encoder,
45 const struct intel_crtc_state *crtc_state);
46void hsw_ddi_disable_clock(struct intel_encoder *encoder);
47bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder);
48enum icl_port_dpll_id
49intel_ddi_port_pll_type(struct intel_encoder *encoder,
50 const struct intel_crtc_state *crtc_state);
51void hsw_ddi_get_config(struct intel_encoder *encoder,
52 struct intel_crtc_state *crtc_state);
53struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);
54void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
55 const struct intel_crtc_state *crtc_state);
56void intel_wait_ddi_buf_idle(struct intel_display *display, enum port port);
57void intel_ddi_init(struct intel_display *display,
58 const struct intel_bios_encoder_data *devdata);
59bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
60void intel_ddi_config_transcoder_func(struct intel_encoder *encoder,
61 const struct intel_crtc_state *crtc_state);
62void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
63 const struct intel_crtc_state *crtc_state);
64void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
65void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder,
66 const struct intel_crtc_state *crtc_state);
67void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state);
68int intel_ddi_wait_for_fec_status(struct intel_encoder *encoder,
69 const struct intel_crtc_state *crtc_state,
70 bool enabled);
71void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
72 const struct drm_connector_state *conn_state);
73bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
74void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
75 bool state);
76void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state);
77int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
78 enum transcoder cpu_transcoder,
79 bool enable, u32 hdcp_mask);
80void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
81int intel_ddi_level(struct intel_encoder *encoder,
82 const struct intel_crtc_state *crtc_state,
83 int lane);
84void intel_ddi_update_active_dpll(struct intel_atomic_state *state,
85 struct intel_encoder *encoder,
86 struct intel_crtc *crtc);
87
88#endif /* __INTEL_DDI_H__ */
89

source code of linux/drivers/gpu/drm/i915/display/intel_ddi.h