From 621fa0c483e0ea2f4554c6aa9a6815decc0ce27f Mon Sep 17 00:00:00 2001
From: smucognizant <190081706+smucognizant@users.noreply.github.com>
Date: Fri, 3 Jan 2025 09:58:59 +0000
Subject: [PATCH] RDKBWIFI-6: Add Profile-2 Error Code TLV

---
 inc/em_base.h                 | 18 ++++++++++++++++++
 src/em/channel/em_channel.cpp | 13 +++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/inc/em_base.h b/inc/em_base.h
index 77a6888..eaab64d 100644
--- a/inc/em_base.h
+++ b/inc/em_base.h
@@ -964,6 +964,24 @@ typedef enum {
     em_chan_sel_resp_code_type_decline_conflict,
 } em_chan_sel_resp_code_type_t;
 
+typedef enum {
+    em_prof2_error_code_reason_code_reserved,
+    em_prof2_error_code_reason_code_svc_prio_rule_not_found,
+    em_prof2_error_code_reason_code_svc_prio_rule_max,
+    em_prof2_error_code_reason_code_pcp_vlan_id_not_provided,
+    em_prof2_error_code_reason_code_reserved2,
+    em_prof2_error_code_reason_code_vlan_id_max,
+    em_prof2_error_code_reason_code_reserved3,
+    em_prof2_error_code_reason_code_traf_sep_comb_ass_unsupported,
+    em_prof2_error_code_reason_code_mix_traf_sep_unsupported,
+    em_prof2_error_code_reason_code_reserved4,
+    em_prof2_error_code_reason_code_traf_sep_not_supported,
+    em_prof2_error_code_reason_code_qos_mgmt_policy_not_conf,
+    em_prof2_error_code_reason_code_qos_mgmt_dscp_policy_rejected,
+    em_prof2_error_code_reason_code_agent_not_onboard_other,
+    em_prof2_error_code_reason_code_eht_subchan_bitmap_error,
+} em_prof2_error_code_reason_code_type_t;
+
 typedef struct {
     em_radio_id_t ruid;
     unsigned char response_code;
diff --git a/src/em/channel/em_channel.cpp b/src/em/channel/em_channel.cpp
index c65faea..51e9e63 100644
--- a/src/em/channel/em_channel.cpp
+++ b/src/em/channel/em_channel.cpp
@@ -450,6 +450,7 @@ int em_channel_t::send_channel_sel_response_msg(em_chan_sel_resp_code_type_t cod
     em_cmdu_t *cmdu;
     em_tlv_t *tlv;
     em_channel_sel_rsp_t *resp;
+    em_prof2_error_t *prof2_error;
     unsigned char *tmp = buff;
     dm_easy_mesh_t *dm;
     unsigned short type = htons(ETH_P_1905);
@@ -498,8 +499,20 @@ int em_channel_t::send_channel_sel_response_msg(em_chan_sel_resp_code_type_t cod
 	memcpy(resp->ruid, get_radio_interface_mac(), sizeof(em_radio_id_t));
     memcpy(&resp->response_code, (unsigned char *)&code, sizeof(unsigned char));
 
+
     tmp += (sizeof(em_tlv_t) + sizeof(em_channel_sel_rsp_t));
     len += (sizeof(em_tlv_t) + sizeof(em_channel_sel_rsp_t));
+
+    //Zero or more Profile-2 Error Code TLV (see section 17.2.51)
+    tlv = (em_tlv_t *)tmp;
+	tlv->type = em_tlv_type_profile_2_error_code;
+	tlv->len = htons(sizeof(em_prof2_error_t));
+	prof2_error = (em_prof2_error_t *)tlv->value;
+    prof2_error->reason_code = em_prof2_error_code_reason_code_reserved;  // reason_code = 0x0
+
+    tmp += (sizeof(em_tlv_t) + sizeof(em_prof2_error_t));
+    len += (sizeof(em_tlv_t) + sizeof(em_prof2_error_t));
+
 	// End of message
     tlv = (em_tlv_t *)tmp;
     tlv->type = em_tlv_type_eom;