xref: /OK3568_Linux_fs/kernel/drivers/gpu/drm/i915/display/intel_ddi.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: MIT */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright © 2019 Intel Corporation
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __INTEL_DDI_H__
7*4882a593Smuzhiyun #define __INTEL_DDI_H__
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include "intel_display.h"
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct drm_connector_state;
12*4882a593Smuzhiyun struct drm_i915_private;
13*4882a593Smuzhiyun struct intel_connector;
14*4882a593Smuzhiyun struct intel_crtc;
15*4882a593Smuzhiyun struct intel_crtc_state;
16*4882a593Smuzhiyun struct intel_dp;
17*4882a593Smuzhiyun struct intel_dpll_hw_state;
18*4882a593Smuzhiyun struct intel_encoder;
19*4882a593Smuzhiyun enum transcoder;
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
22*4882a593Smuzhiyun 				struct intel_encoder *intel_encoder,
23*4882a593Smuzhiyun 				const struct intel_crtc_state *old_crtc_state,
24*4882a593Smuzhiyun 				const struct drm_connector_state *old_conn_state);
25*4882a593Smuzhiyun void hsw_fdi_link_train(struct intel_encoder *encoder,
26*4882a593Smuzhiyun 			const struct intel_crtc_state *crtc_state);
27*4882a593Smuzhiyun void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
28*4882a593Smuzhiyun bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
29*4882a593Smuzhiyun void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
30*4882a593Smuzhiyun 				      const struct intel_crtc_state *crtc_state);
31*4882a593Smuzhiyun void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
32*4882a593Smuzhiyun void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder,
33*4882a593Smuzhiyun 				 const struct intel_crtc_state *crtc_state);
34*4882a593Smuzhiyun void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
35*4882a593Smuzhiyun void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
36*4882a593Smuzhiyun 			  const struct drm_connector_state *conn_state);
37*4882a593Smuzhiyun bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
38*4882a593Smuzhiyun void intel_ddi_get_config(struct intel_encoder *encoder,
39*4882a593Smuzhiyun 			  struct intel_crtc_state *pipe_config);
40*4882a593Smuzhiyun void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
41*4882a593Smuzhiyun 				    bool state);
42*4882a593Smuzhiyun void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
43*4882a593Smuzhiyun 					 struct intel_crtc_state *crtc_state);
44*4882a593Smuzhiyun u32 bxt_signal_levels(struct intel_dp *intel_dp);
45*4882a593Smuzhiyun u32 ddi_signal_levels(struct intel_dp *intel_dp);
46*4882a593Smuzhiyun int intel_ddi_toggle_hdcp_signalling(struct intel_encoder *intel_encoder,
47*4882a593Smuzhiyun 				     enum transcoder cpu_transcoder,
48*4882a593Smuzhiyun 				     bool enable);
49*4882a593Smuzhiyun void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun #endif /* __INTEL_DDI_H__ */
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