drm/amd/display: Implement HDMI retimer settings for RV AM4 support.

Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c

@@ -993,6 +993,8 @@ static struct device_id device_type_from_device_id(uint16_t device_id)
 
 	struct device_id result_device_id;
 
+	result_device_id.raw_device_tag = device_id;
+
 	switch (device_id) {
 	case ATOM_DISPLAY_LCD1_SUPPORT:
 		result_device_id.device_type = DEVICE_TYPE_LCD;
@@ -1812,10 +1814,77 @@ static enum bp_result get_integrated_info_v11(
 			info_v11->extdispconninfo.path[i].hpdlut_index;
 		info->ext_disp_conn_info.path[i].channel_mapping.raw =
 			info_v11->extdispconninfo.path[i].channelmapping;
+		info->ext_disp_conn_info.path[i].caps =
+				le16_to_cpu(info_v11->extdispconninfo.path[i].caps);
 	}
 	info->ext_disp_conn_info.checksum =
 	info_v11->extdispconninfo.checksum;
 
+	info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr;
+	info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
+		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
+		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+
+	info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr;
+	info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
+		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
+		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+
+	info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr;
+	info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
+		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
+		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+
+	info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr;
+	info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
+		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
+		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+
+
 	/** TODO - review **/
 	#if 0
 	info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock)

drivers/gpu/drm/amd/display/dc/dc.h

@@ -815,6 +815,7 @@ struct dc_link {
 	union ddi_channel_mapping ddi_channel_mapping;
 	struct connector_device_tag_info device_tag;
 	struct dpcd_caps dpcd_caps;
+	unsigned short chip_caps;
 	unsigned int dpcd_sink_count;
 
 	enum edp_revision edp_revision;

drivers/gpu/drm/amd/display/dc/dm_helpers.h

@@ -96,11 +96,6 @@ bool dm_helpers_submit_i2c(
 		const struct dc_link *link,
 		struct i2c_command *cmd);
 
-
-
-
-
-
 enum dc_edid_status dm_helpers_read_local_edid(
 		struct dc_context *ctx,
 		struct dc_link *link,

drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h

@@ -65,6 +65,7 @@ enum dal_device_type {
 struct device_id {
 	enum dal_device_type device_type:16;
 	uint32_t enum_id:16;	/* 1 based enum */
+	uint16_t raw_device_tag;
 };
 
 struct graphics_object_i2c_info {
@@ -264,6 +265,20 @@ struct transmitter_configuration {
 #define NUMBER_OF_DISP_CLK_VOLTAGE 4
 #define NUMBER_OF_AVAILABLE_SCLK 5
 
+struct i2c_reg_info {
+    unsigned char       i2c_reg_index;
+    unsigned char       i2c_reg_val;
+};
+
+struct ext_hdmi_settings {
+    unsigned char   slv_addr;
+    unsigned char   reg_num;
+    struct i2c_reg_info      reg_settings[9];
+    unsigned char   reg_num_6g;
+    struct i2c_reg_info      reg_settings_6g[3];
+};
+
+
 /* V6 */
 struct integrated_info {
 	struct clock_voltage_caps {
@@ -291,6 +306,8 @@ struct integrated_info {
 			struct graphics_object_id ext_encoder_obj_id;
 			/* XBAR mapping of the PHY channels */
 			union ddi_channel_mapping channel_mapping;
+
+			unsigned short caps;
 		} path[MAX_NUMBER_OF_EXT_DISPLAY_PATH];
 
 		uint8_t gu_id[NUMBER_OF_UCHAR_FOR_GUID];
@@ -357,6 +374,27 @@ struct integrated_info {
 	uint32_t lvds_pwr_off_seq_blon_to_vary_bl_in_4ms;
 	uint32_t lvds_reserved1;
 	uint32_t lvds_bit_depth_control_val;
+	//Start from V9
+	unsigned char dp0_ext_hdmi_slv_addr;
+	unsigned char dp0_ext_hdmi_reg_num;
+	struct i2c_reg_info dp0_ext_hdmi_reg_settings[9];
+	unsigned char dp0_ext_hdmi_6g_reg_num;
+	struct i2c_reg_info dp0_ext_hdmi_6g_reg_settings[3];
+	unsigned char dp1_ext_hdmi_slv_addr;
+	unsigned char dp1_ext_hdmi_reg_num;
+	struct i2c_reg_info dp1_ext_hdmi_reg_settings[9];
+	unsigned char dp1_ext_hdmi_6g_reg_num;
+	struct i2c_reg_info dp1_ext_hdmi_6g_reg_settings[3];
+	unsigned char dp2_ext_hdmi_slv_addr;
+	unsigned char dp2_ext_hdmi_reg_num;
+	struct i2c_reg_info dp2_ext_hdmi_reg_settings[9];
+	unsigned char dp2_ext_hdmi_6g_reg_num;
+	struct i2c_reg_info dp2_ext_hdmi_6g_reg_settings[3];
+	unsigned char dp3_ext_hdmi_slv_addr;
+	unsigned char dp3_ext_hdmi_reg_num;
+	struct i2c_reg_info dp3_ext_hdmi_reg_settings[9];
+	unsigned char dp3_ext_hdmi_6g_reg_num;
+	struct i2c_reg_info dp3_ext_hdmi_6g_reg_settings[3];
 };
 
 /**