1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h
new file mode 100644
index 000000000000..f6f511bb0431
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_ddi.h
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef __INTEL_DDI_H__
+#define __INTEL_DDI_H__
+
+#include "i915_reg_defs.h"
+
+struct drm_connector_state;
+struct intel_atomic_state;
+struct intel_bios_encoder_data;
+struct intel_connector;
+struct intel_crtc;
+struct intel_crtc_state;
+struct intel_display;
+struct intel_dp;
+struct intel_dpll;
+struct intel_dpll_hw_state;
+struct intel_encoder;
+enum pipe;
+enum port;
+enum transcoder;
+
+i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder,
+			 const struct intel_crtc_state *crtc_state);
+
+void intel_ddi_clear_act_sent(struct intel_encoder *encoder,
+			      const struct intel_crtc_state *crtc_state);
+void intel_ddi_wait_for_act_sent(struct intel_encoder *encoder,
+				 const struct intel_crtc_state *crtc_state);
+
+void intel_ddi_fdi_post_disable(struct intel_atomic_state *state,
+				struct intel_encoder *intel_encoder,
+				const struct intel_crtc_state *old_crtc_state,
+				const struct drm_connector_state *old_conn_state);
+void intel_ddi_enable_clock(struct intel_encoder *encoder,
+			    const struct intel_crtc_state *crtc_state);
+void intel_ddi_disable_clock(struct intel_encoder *encoder);
+void intel_ddi_get_clock(struct intel_encoder *encoder,
+			 struct intel_crtc_state *crtc_state,
+			 struct intel_dpll *pll);
+void hsw_ddi_enable_clock(struct intel_encoder *encoder,
+			  const struct intel_crtc_state *crtc_state);
+void hsw_ddi_disable_clock(struct intel_encoder *encoder);
+bool hsw_ddi_is_clock_enabled(struct intel_encoder *encoder);
+enum icl_port_dpll_id
+intel_ddi_port_pll_type(struct intel_encoder *encoder,
+			const struct intel_crtc_state *crtc_state);
+void hsw_ddi_get_config(struct intel_encoder *encoder,
+			struct intel_crtc_state *crtc_state);
+struct intel_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder);
+void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
+				const struct intel_crtc_state *crtc_state);
+void intel_wait_ddi_buf_idle(struct intel_display *display, enum port port);
+void intel_ddi_init(struct intel_display *display,
+		    const struct intel_bios_encoder_data *devdata);
+bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
+void intel_ddi_config_transcoder_func(struct intel_encoder *encoder,
+				      const struct intel_crtc_state *crtc_state);
+void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
+				      const struct intel_crtc_state *crtc_state);
+void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
+void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder,
+				       const struct intel_crtc_state *crtc_state);
+void intel_ddi_disable_transcoder_clock(const  struct intel_crtc_state *crtc_state);
+int intel_ddi_wait_for_fec_status(struct intel_encoder *encoder,
+				  const struct intel_crtc_state *crtc_state,
+				  bool enabled);
+void intel_ddi_set_dp_msa(const struct intel_crtc_state *crtc_state,
+			  const struct drm_connector_state *conn_state);
+bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
+void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
+				    bool state);
+void intel_ddi_compute_min_voltage_level(struct intel_crtc_state *crtc_state);
+int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
+			       enum transcoder cpu_transcoder,
+			       bool enable, u32 hdcp_mask);
+void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
+int intel_ddi_level(struct intel_encoder *encoder,
+		    const struct intel_crtc_state *crtc_state,
+		    int lane);
+void intel_ddi_update_active_dpll(struct intel_atomic_state *state,
+				  struct intel_encoder *encoder,
+				  struct intel_crtc *crtc);
+
+#endif /* __INTEL_DDI_H__ */