1379bc100SJani Nikula /* SPDX-License-Identifier: MIT */
2379bc100SJani Nikula /*
3379bc100SJani Nikula  * Copyright © 2019 Intel Corporation
4379bc100SJani Nikula  */
5379bc100SJani Nikula 
6379bc100SJani Nikula #ifndef __INTEL_DDI_H__
7379bc100SJani Nikula #define __INTEL_DDI_H__
8379bc100SJani Nikula 
9379bc100SJani Nikula #include "intel_display.h"
10ef79fafeSVille Syrjälä #include "i915_reg.h"
11379bc100SJani Nikula 
12379bc100SJani Nikula struct drm_connector_state;
13379bc100SJani Nikula struct drm_i915_private;
14379bc100SJani Nikula struct intel_connector;
15379bc100SJani Nikula struct intel_crtc;
16379bc100SJani Nikula struct intel_crtc_state;
17379bc100SJani Nikula struct intel_dp;
18379bc100SJani Nikula struct intel_dpll_hw_state;
19379bc100SJani Nikula struct intel_encoder;
20dcb38f79SDave Airlie struct intel_shared_dpll;
210b9c9290SSean Paul enum transcoder;
22379bc100SJani Nikula 
23ef79fafeSVille Syrjälä i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder,
24ef79fafeSVille Syrjälä 			 const struct intel_crtc_state *crtc_state);
25ef79fafeSVille Syrjälä i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder,
26ef79fafeSVille Syrjälä 			    const struct intel_crtc_state *crtc_state);
27ede9771dSVille Syrjälä void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
28ede9771dSVille Syrjälä 				struct intel_encoder *intel_encoder,
29379bc100SJani Nikula 				const struct intel_crtc_state *old_crtc_state,
30379bc100SJani Nikula 				const struct drm_connector_state *old_conn_state);
31c133df69SVille Syrjälä void intel_ddi_enable_clock(struct intel_encoder *encoder,
32ad952982SVille Syrjälä 			    const struct intel_crtc_state *crtc_state);
33*d135368dSVille Syrjälä void hsw_ddi_enable_clock(struct intel_encoder *encoder,
34*d135368dSVille Syrjälä 			  const struct intel_crtc_state *crtc_state);
35*d135368dSVille Syrjälä void hsw_ddi_disable_clock(struct intel_encoder *encoder);
36dcb38f79SDave Airlie void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
37379bc100SJani Nikula 				  const struct intel_crtc_state *crtc_state);
38dcb38f79SDave Airlie void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
39dcb38f79SDave Airlie 			     enum port port);
40379bc100SJani Nikula void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
41379bc100SJani Nikula bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
42eed22a46SVille Syrjälä void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
43eed22a46SVille Syrjälä 				      const struct intel_crtc_state *crtc_state);
44379bc100SJani Nikula void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
4502a715c3SVille Syrjälä void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder,
4602a715c3SVille Syrjälä 				 const struct intel_crtc_state *crtc_state);
47379bc100SJani Nikula void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
480c06fa15SGwan-gyeong Mun void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
490c06fa15SGwan-gyeong Mun 			  const struct drm_connector_state *conn_state);
50379bc100SJani Nikula bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
51379bc100SJani Nikula void intel_ddi_get_config(struct intel_encoder *encoder,
52379bc100SJani Nikula 			  struct intel_crtc_state *pipe_config);
53379bc100SJani Nikula void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
54379bc100SJani Nikula 				    bool state);
55379bc100SJani Nikula void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
56379bc100SJani Nikula 					 struct intel_crtc_state *crtc_state);
57a621860aSVille Syrjälä u32 bxt_signal_levels(struct intel_dp *intel_dp,
58a621860aSVille Syrjälä 		      const struct intel_crtc_state *crtc_state);
59a621860aSVille Syrjälä u32 ddi_signal_levels(struct intel_dp *intel_dp,
60a621860aSVille Syrjälä 		      const struct intel_crtc_state *crtc_state);
611a67a168SAnshuman Gupta int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
620b9c9290SSean Paul 			       enum transcoder cpu_transcoder,
631a67a168SAnshuman Gupta 			       bool enable, u32 hdcp_mask);
64379bc100SJani Nikula void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
65379bc100SJani Nikula 
66379bc100SJani Nikula #endif /* __INTEL_DDI_H__ */
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