From 18136bec5a843427a98bb2d602c1d28c2422f2b1 Mon Sep 17 00:00:00 2001
From: Harjot Singh <harjotpawrawork@gmail.com>
Date: Wed, 10 Jul 2024 14:43:08 -0700
Subject: [PATCH] Adding support to get a list of all reachable switch-id's
 from a fabric port

Signed-off-by: Harjot Singh <harjotpawrawork@gmail.com>
---
 doc/VoQ/SAI-Proposal-VoQ-Switch.md | 16 ++++++++++++++++
 inc/saiport.h                      |  8 ++++++++
 2 files changed, 24 insertions(+)

diff --git a/doc/VoQ/SAI-Proposal-VoQ-Switch.md b/doc/VoQ/SAI-Proposal-VoQ-Switch.md
index b215de547..405c9ace9 100644
--- a/doc/VoQ/SAI-Proposal-VoQ-Switch.md
+++ b/doc/VoQ/SAI-Proposal-VoQ-Switch.md
@@ -764,6 +764,22 @@ typedef enum _sai_port_stat_t
 } sai_port_stat_t;
 ```
 
+### 2.3.9 Fabric Port Reachability List
+
+The port reachability list attribute returns a list, that has all the remote switch ID reachable through this fabric port. The reachability list attribute
+can be queried on each fabric port retrieved from the fabric port list switch attribute.
+
+```c
+
+/**
+* @brief Fabric port reachability for all remote reachable switches
+*
+* @type sai_u16_list_t
+* @flags READ_ONLY
+*/
+SAI_PORT_ATTR_FABRIC_REACHABILITY_LIST,
+```
+
 ## 2.4 Queue Attributes, Types, and APIs
 
 ## 2.4.1 New Queue Types
diff --git a/inc/saiport.h b/inc/saiport.h
index c2e9db2a1..9430afb31 100644
--- a/inc/saiport.h
+++ b/inc/saiport.h
@@ -2520,6 +2520,14 @@ typedef enum _sai_port_attr_t
      */
     SAI_PORT_ATTR_POE_PORT_ID,
 
+    /**
+     * @brief Fabric port reachability for all remote reachable switches
+     *
+     * @type sai_u16_list_t
+     * @flags READ_ONLY
+     */
+    SAI_PORT_ATTR_FABRIC_REACHABILITY_LIST,
+
     /**
      * @brief End of attributes
      */