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 11 struct drm_connector_state; 12 struct drm_i915_private; 13 struct intel_atomic_state; 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 struct intel_shared_dpll; 21 enum pipe; 22 enum port; 23 enum transcoder; 24 25 i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder, 26 const struct intel_crtc_state *crtc_state); 27 i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, 28 const struct intel_crtc_state *crtc_state); 29 void intel_ddi_fdi_post_disable(struct intel_atomic_state *state, 30 struct intel_encoder *intel_encoder, 31 const struct intel_crtc_state *old_crtc_state, 32 const struct drm_connector_state *old_conn_state); 33 void intel_ddi_enable_clock(struct intel_encoder *encoder, 34 const struct intel_crtc_state *crtc_state); 35 void intel_ddi_disable_clock(struct intel_encoder *encoder); 36 void intel_ddi_get_clock(struct intel_encoder *encoder, 37 struct intel_crtc_state *crtc_state, 38 struct intel_shared_dpll *pll); 39 void hsw_ddi_enable_clock(struct intel_encoder *encoder, 40 const struct intel_crtc_state *crtc_state); 41 void hsw_ddi_disable_clock(struct intel_encoder *encoder); 42 bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder); 43 enum icl_port_dpll_id 44 intel_ddi_port_pll_type(struct intel_encoder *encoder, 45 const struct intel_crtc_state *crtc_state); 46 void hsw_ddi_get_config(struct intel_encoder *encoder, 47 struct intel_crtc_state *crtc_state); 48 struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder); 49 void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder, 50 const struct intel_crtc_state *crtc_state); 51 void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, 52 enum port port); 53 void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port); 54 bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); 55 void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, 56 const struct intel_crtc_state *crtc_state); 57 void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); 58 void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder, 59 const struct intel_crtc_state *crtc_state); 60 void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state); 61 void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state, 62 const struct drm_connector_state *conn_state); 63 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); 64 void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, 65 bool state); 66 void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv, 67 struct intel_crtc_state *crtc_state); 68 int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder, 69 enum transcoder cpu_transcoder, 70 bool enable, u32 hdcp_mask); 71 void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder); 72 int intel_ddi_level(struct intel_encoder *encoder, 73 const struct intel_crtc_state *crtc_state, 74 int lane); 75 void intel_ddi_update_active_dpll(struct intel_atomic_state *state, 76 struct intel_encoder *encoder, 77 struct intel_crtc *crtc); 78 79 #endif /* __INTEL_DDI_H__ */ 80