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 drm_i915_private; 13struct intel_atomic_state; 14struct intel_bios_encoder_data; 15struct intel_connector; 16struct intel_crtc; 17struct intel_crtc_state; 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); 28i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, 29 const struct intel_crtc_state *crtc_state); 30i915_reg_t hsw_chicken_trans_reg(struct drm_i915_private *i915, 31 enum transcoder cpu_transcoder); 32void intel_ddi_fdi_post_disable(struct intel_atomic_state *state, 33 struct intel_encoder *intel_encoder, 34 const struct intel_crtc_state *old_crtc_state, 35 const struct drm_connector_state *old_conn_state); 36void intel_ddi_enable_clock(struct intel_encoder *encoder, 37 const struct intel_crtc_state *crtc_state); 38void intel_ddi_disable_clock(struct intel_encoder *encoder); 39void intel_ddi_get_clock(struct intel_encoder *encoder, 40 struct intel_crtc_state *crtc_state, 41 struct intel_shared_dpll *pll); 42void hsw_ddi_enable_clock(struct intel_encoder *encoder, 43 const struct intel_crtc_state *crtc_state); 44void hsw_ddi_disable_clock(struct intel_encoder *encoder); 45bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder); 46enum icl_port_dpll_id 47intel_ddi_port_pll_type(struct intel_encoder *encoder, 48 const struct intel_crtc_state *crtc_state); 49void hsw_ddi_get_config(struct intel_encoder *encoder, 50 struct intel_crtc_state *crtc_state); 51struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder); 52void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder, 53 const struct intel_crtc_state *crtc_state); 54void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, 55 enum port port); 56void intel_ddi_init(struct drm_i915_private *dev_priv, 57 const struct intel_bios_encoder_data *devdata); 58bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); 59void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, 60 const struct intel_crtc_state *crtc_state); 61void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); 62void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder, 63 const struct intel_crtc_state *crtc_state); 64void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state); 65void intel_ddi_wait_for_fec_status(struct intel_encoder *encoder, 66 const struct intel_crtc_state *crtc_state, 67 bool enabled); 68void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state, 69 const struct drm_connector_state *conn_state); 70bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); 71void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, 72 bool state); 73void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state); 74int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder, 75 enum transcoder cpu_transcoder, 76 bool enable, u32 hdcp_mask); 77void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder); 78int intel_ddi_level(struct intel_encoder *encoder, 79 const struct intel_crtc_state *crtc_state, 80 int lane); 81void intel_ddi_update_active_dpll(struct intel_atomic_state *state, 82 struct intel_encoder *encoder, 83 struct intel_crtc *crtc); 84 85#endif /* __INTEL_DDI_H__ */ 86