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 11 struct drm_connector_state; 12 struct drm_i915_private; 13 struct intel_connector; 14 struct intel_crtc; 15 struct intel_crtc_state; 16 struct intel_dp; 17 struct intel_dpll_hw_state; 18 struct intel_encoder; 19 20 void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder, 21 const struct intel_crtc_state *old_crtc_state, 22 const struct drm_connector_state *old_conn_state); 23 void hsw_fdi_link_train(struct intel_encoder *encoder, 24 const struct intel_crtc_state *crtc_state); 25 void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port); 26 bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); 27 void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state); 28 void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); 29 void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state); 30 void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state); 31 void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state, 32 const struct drm_connector_state *conn_state); 33 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); 34 void intel_ddi_get_config(struct intel_encoder *encoder, 35 struct intel_crtc_state *pipe_config); 36 void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, 37 bool state); 38 void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv, 39 struct intel_crtc_state *crtc_state); 40 u32 bxt_signal_levels(struct intel_dp *intel_dp); 41 u32 ddi_signal_levels(struct intel_dp *intel_dp); 42 u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder); 43 u8 intel_ddi_dp_pre_emphasis_max(struct intel_encoder *encoder, 44 u8 voltage_swing); 45 int intel_ddi_toggle_hdcp_signalling(struct intel_encoder *intel_encoder, 46 bool enable); 47 void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder); 48 49 #endif /* __INTEL_DDI_H__ */ 50