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 intel_atomic_state; 13 struct intel_bios_encoder_data; 14 struct intel_connector; 15 struct intel_crtc; 16 struct intel_crtc_state; 17 struct intel_display; 18 struct intel_dp; 19 struct intel_dpll_hw_state; 20 struct intel_encoder; 21 struct intel_shared_dpll; 22 enum pipe; 23 enum port; 24 enum transcoder; 25 26 i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder, 27 const struct intel_crtc_state *crtc_state); 28 29 void intel_ddi_clear_act_sent(struct intel_encoder *encoder, 30 const struct intel_crtc_state *crtc_state); 31 void intel_ddi_wait_for_act_sent(struct intel_encoder *encoder, 32 const struct intel_crtc_state *crtc_state); 33 34 void intel_ddi_fdi_post_disable(struct intel_atomic_state *state, 35 struct intel_encoder *intel_encoder, 36 const struct intel_crtc_state *old_crtc_state, 37 const struct drm_connector_state *old_conn_state); 38 void intel_ddi_enable_clock(struct intel_encoder *encoder, 39 const struct intel_crtc_state *crtc_state); 40 void intel_ddi_disable_clock(struct intel_encoder *encoder); 41 void intel_ddi_get_clock(struct intel_encoder *encoder, 42 struct intel_crtc_state *crtc_state, 43 struct intel_shared_dpll *pll); 44 void hsw_ddi_enable_clock(struct intel_encoder *encoder, 45 const struct intel_crtc_state *crtc_state); 46 void hsw_ddi_disable_clock(struct intel_encoder *encoder); 47 bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder); 48 enum icl_port_dpll_id 49 intel_ddi_port_pll_type(struct intel_encoder *encoder, 50 const struct intel_crtc_state *crtc_state); 51 void hsw_ddi_get_config(struct intel_encoder *encoder, 52 struct intel_crtc_state *crtc_state); 53 struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder); 54 void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder, 55 const struct intel_crtc_state *crtc_state); 56 void intel_wait_ddi_buf_idle(struct intel_display *display, enum port port); 57 void intel_ddi_init(struct intel_display *display, 58 const struct intel_bios_encoder_data *devdata); 59 bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); 60 void intel_ddi_config_transcoder_func(struct intel_encoder *encoder, 61 const struct intel_crtc_state *crtc_state); 62 void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, 63 const struct intel_crtc_state *crtc_state); 64 void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); 65 void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder, 66 const struct intel_crtc_state *crtc_state); 67 void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state); 68 int intel_ddi_wait_for_fec_status(struct intel_encoder *encoder, 69 const struct intel_crtc_state *crtc_state, 70 bool enabled); 71 void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state, 72 const struct drm_connector_state *conn_state); 73 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); 74 void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, 75 bool state); 76 void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state); 77 int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder, 78 enum transcoder cpu_transcoder, 79 bool enable, u32 hdcp_mask); 80 void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder); 81 int intel_ddi_level(struct intel_encoder *encoder, 82 const struct intel_crtc_state *crtc_state, 83 int lane); 84 void intel_ddi_update_active_dpll(struct intel_atomic_state *state, 85 struct intel_encoder *encoder, 86 struct intel_crtc *crtc); 87 88 #endif /* __INTEL_DDI_H__ */ 89