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.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 void hsw_ddi_get_config(struct intel_encoder *encoder, 44 struct intel_crtc_state *crtc_state); 45 struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder); 46 void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder, 47 const struct intel_crtc_state *crtc_state); 48 void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, 49 enum port port); 50 void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port); 51 bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); 52 void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, 53 const struct intel_crtc_state *crtc_state); 54 void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); 55 void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder, 56 const struct intel_crtc_state *crtc_state); 57 void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state); 58 void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state, 59 const struct drm_connector_state *conn_state); 60 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); 61 void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, 62 bool state); 63 void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv, 64 struct intel_crtc_state *crtc_state); 65 int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder, 66 enum transcoder cpu_transcoder, 67 bool enable, u32 hdcp_mask); 68 void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder); 69 int intel_ddi_level(struct intel_encoder *encoder, 70 const struct intel_crtc_state *crtc_state, 71 int lane); 72 73 #endif /* __INTEL_DDI_H__ */ 74