drm/amd/display: Add DCN2 DIO

Add support for the DIO (Display IO)  block of DCN2, which entails our
stream and link encoders.

HW Blocks:

    +--------+
    |  DIO   |
    +--------+

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 38 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
index ca162079a41b..46de4a00f61b 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
@@ -113,8 +113,12 @@ struct link_encoder {
 	struct encoder_feature_support features;
 	enum transmitter transmitter;
 	enum hpd_source_id hpd_source;
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+	bool usbc_combo_phy;
+#endif
 };
 
+
 struct link_encoder_funcs {
 	bool (*validate_output_with_stream)(
 		struct link_encoder *enc, const struct dc_stream_state *stream);
@@ -156,6 +160,16 @@ struct link_encoder_funcs {
 	bool (*is_dig_enabled)(struct link_encoder *enc);
 	unsigned int (*get_dig_frontend)(struct link_encoder *enc);
 	void (*destroy)(struct link_encoder **enc);
+
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	void (*fec_set_enable)(struct link_encoder *enc,
+		bool enable);
+
+	void (*fec_set_ready)(struct link_encoder *enc,
+		bool ready);
+
+	bool (*fec_is_active)(struct link_encoder *enc);
+#endif
 };
 
 #endif /* LINK_ENCODER_H_ */
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
index 74db1d82fa35..f84ce4de53ca 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
@@ -65,11 +65,20 @@ struct audio_clock_info {
 	uint32_t cts_48khz;
 };
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+enum dynamic_metadata_mode {
+	dmdata_dp,
+	dmdata_hdmi,
+	dmdata_dolby_vision
+};
+#endif
+
 struct encoder_info_frame {
 	/* auxiliary video information */
 	struct dc_info_packet avi;
 	struct dc_info_packet gamut;
 	struct dc_info_packet vendor;
+	struct dc_info_packet hfvsif;
 	/* source product description */
 	struct dc_info_packet spd;
 	/* video stream configuration */
@@ -81,6 +90,9 @@ struct encoder_info_frame {
 struct encoder_unblank_param {
 	struct dc_link_settings link_settings;
 	struct dc_crtc_timing timing;
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+	bool odm;
+#endif
 };
 
 struct encoder_set_dp_phy_pattern_param {
@@ -97,6 +109,7 @@ struct stream_encoder {
 	enum engine_id id;
 };
 
+
 struct stream_encoder_funcs {
 	void (*dp_set_stream_attribute)(
 		struct stream_encoder *enc,
@@ -184,6 +197,17 @@ struct stream_encoder_funcs {
 		struct stream_encoder *enc,
 		int tg_inst);
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+
+	void (*set_dynamic_metadata)(struct stream_encoder *enc,
+			bool enable,
+			uint32_t hubp_requestor_id,
+			enum dynamic_metadata_mode dmdata_mode);
+
+	void (*dp_set_odm_combine)(
+		struct stream_encoder *enc,
+		bool odm_combine);
+#endif
 };
 
 #endif /* STREAM_ENCODER_H_ */