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 #include "i915_reg.h" 11 12 struct drm_connector_state; 13 struct drm_i915_private; 14 struct intel_connector; 15 struct intel_crtc; 16 struct intel_crtc_state; 17 struct intel_dp; 18 struct intel_dpll_hw_state; 19 struct intel_encoder; 20 enum transcoder; 21 22 i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder, 23 const struct intel_crtc_state *crtc_state); 24 i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, 25 const struct intel_crtc_state *crtc_state); 26 void intel_ddi_fdi_post_disable(struct intel_atomic_state *state, 27 struct intel_encoder *intel_encoder, 28 const struct intel_crtc_state *old_crtc_state, 29 const struct drm_connector_state *old_conn_state); 30 void hsw_fdi_link_train(struct intel_encoder *encoder, 31 const struct intel_crtc_state *crtc_state); 32 void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port); 33 bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); 34 void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, 35 const struct intel_crtc_state *crtc_state); 36 void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); 37 void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder, 38 const struct intel_crtc_state *crtc_state); 39 void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state); 40 void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state, 41 const struct drm_connector_state *conn_state); 42 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); 43 void intel_ddi_get_config(struct intel_encoder *encoder, 44 struct intel_crtc_state *pipe_config); 45 void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, 46 bool state); 47 void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv, 48 struct intel_crtc_state *crtc_state); 49 u32 bxt_signal_levels(struct intel_dp *intel_dp, 50 const struct intel_crtc_state *crtc_state); 51 u32 ddi_signal_levels(struct intel_dp *intel_dp, 52 const struct intel_crtc_state *crtc_state); 53 int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder, 54 enum transcoder cpu_transcoder, 55 bool enable, u32 hdcp_mask); 56 void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder); 57 58 #endif /* __INTEL_DDI_H__ */ 59