From: xhdu <Duke.Du@amd.com>
Date: Tue, 21 Mar 2017 11:05:32 -0400
Subject: drm/amd/display: Add audio/video ContainerId implementation
Git-commit: 8c8953139c4b8e1be14d0b1a53dc1fd607727b59
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Leave hardcoded if no ContainerId provided by DM.

Signed-off-by: Duke Du <Duke.Du@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc_sink.c   |   39 +++++++++++++++++++++++-
 drivers/gpu/drm/amd/display/dc/core/dc_stream.c |   14 ++++++--
 drivers/gpu/drm/amd/display/dc/dc.h             |   14 ++++++++
 3 files changed, 63 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
@@ -45,7 +45,10 @@ struct sink {
 
 static void destruct(struct sink *sink)
 {
-
+	if (sink->protected.public.dc_container_id) {
+		dm_free(sink->protected.public.dc_container_id);
+		sink->protected.public.dc_container_id = NULL;
+	}
 }
 
 static bool construct(struct sink *sink, const struct dc_sink_init_data *init_params)
@@ -63,6 +66,7 @@ static bool construct(struct sink *sink,
 	sink->protected.public.dongle_max_pix_clk = init_params->dongle_max_pix_clk;
 	sink->protected.public.converter_disable_audio =
 			init_params->converter_disable_audio;
+	sink->protected.public.dc_container_id = NULL;
 
 	return true;
 }
@@ -113,6 +117,39 @@ alloc_fail:
 	return NULL;
 }
 
+bool dc_sink_get_container_id(struct dc_sink *dc_sink, struct dc_container_id *container_id)
+{
+	if (dc_sink && container_id && dc_sink->dc_container_id) {
+		memmove(&container_id->guid, &dc_sink->dc_container_id->guid,
+			sizeof(container_id->guid));
+		memmove(&container_id->portId, &dc_sink->dc_container_id->portId,
+			sizeof(container_id->portId));
+		container_id->manufacturerName = dc_sink->dc_container_id->manufacturerName;
+		container_id->productCode = dc_sink->dc_container_id->productCode;
+		return true;
+	}
+	return false;
+}
+
+bool dc_sink_set_container_id(struct dc_sink *dc_sink, const struct dc_container_id *container_id)
+{
+	if (dc_sink && container_id) {
+		if (!dc_sink->dc_container_id)
+			dc_sink->dc_container_id = dm_alloc(sizeof(*dc_sink->dc_container_id));
+
+		if (dc_sink->dc_container_id) {
+			memmove(&dc_sink->dc_container_id->guid, &container_id->guid,
+				sizeof(container_id->guid));
+			memmove(&dc_sink->dc_container_id->portId, &container_id->portId,
+				sizeof(container_id->portId));
+			dc_sink->dc_container_id->manufacturerName = container_id->manufacturerName;
+			dc_sink->dc_container_id->productCode = container_id->productCode;
+			return true;
+		}
+	}
+	return false;
+}
+
 /*******************************************************************************
  * Protected functions - visible only inside of DC (not visible in DM)
  ******************************************************************************/
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -76,9 +76,17 @@ static bool construct(struct core_stream
 	stream->public.audio_info.product_id = dc_sink_data->edid_caps.product_id;
 	stream->public.audio_info.flags.all = dc_sink_data->edid_caps.speaker_flags;
 
-	/* TODO - Unhardcode port_id */
-	stream->public.audio_info.port_id[0] = 0x5558859e;
-	stream->public.audio_info.port_id[1] = 0xd989449;
+	if (dc_sink_data->dc_container_id != NULL) {
+		struct dc_container_id *dc_container_id = dc_sink_data->dc_container_id;
+
+		stream->public.audio_info.port_id[0] = dc_container_id->portId[0];
+		stream->public.audio_info.port_id[1] = dc_container_id->portId[1];
+	} else {
+		/* TODO - WindowDM has implemented,
+		other DMs need Unhardcode port_id */
+		stream->public.audio_info.port_id[0] = 0x5558859e;
+		stream->public.audio_info.port_id[1] = 0xd989449;
+	}
 
 	/* EDID CAP translation for HDMI 2.0 */
 	stream->public.timing.flags.LTE_340MCSC_SCRAMBLE = dc_sink_data->edid_caps.lte_340mcsc_scramble;
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -695,6 +695,17 @@ bool dc_link_dp_set_test_pattern(
  * Sink Interfaces - A sink corresponds to a display output device
  ******************************************************************************/
 
+struct dc_container_id {
+	// 128bit GUID in binary form
+	unsigned char  guid[16];
+	// 8 byte port ID -> ELD.PortID
+	unsigned int   portId[2];
+	// 128bit GUID in binary formufacturer name -> ELD.ManufacturerName
+	unsigned short manufacturerName;
+	// 2 byte product code -> ELD.ProductCode
+	unsigned short productCode;
+};
+
 /*
  * The sink structure contains EDID and other display device properties
  */
@@ -702,6 +713,7 @@ struct dc_sink {
 	enum signal_type sink_signal;
 	struct dc_edid dc_edid; /* raw edid */
 	struct dc_edid_caps edid_caps; /* parse display caps */
+	struct dc_container_id *dc_container_id;
 	uint32_t dongle_max_pix_clk;
 	bool converter_disable_audio;
 };
@@ -719,6 +731,8 @@ struct dc_sink_init_data {
 };
 
 struct dc_sink *dc_sink_create(const struct dc_sink_init_data *init_params);
+bool dc_sink_get_container_id(struct dc_sink *dc_sink, struct dc_container_id *container_id);
+bool dc_sink_set_container_id(struct dc_sink *dc_sink, const struct dc_container_id *container_id);
 
 /*******************************************************************************
  * Cursor interfaces - To manages the cursor within a stream