From fca985e62c8f88ddaf2f8df50d9966a3f36095f9 Mon Sep 17 00:00:00 2001
From: Jed Reynolds <jed@bitratchet.com>
Date: Mon, 7 Feb 2022 15:10:47 -0800
Subject: [PATCH] radio_report.sh: now reads values from fwcfg

Uses defaults of 32 stations if fwcfg file not found

Signed-off-by: Jed Reynolds <jed@bitratchet.com>
---
 radio_report.sh | 44 +++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 39 insertions(+), 5 deletions(-)

diff --git a/radio_report.sh b/radio_report.sh
index c2e22cce..35bc1f4b 100755
--- a/radio_report.sh
+++ b/radio_report.sh
@@ -1,15 +1,49 @@
 #!/bin/bash
 
 radio_list=(`ls -d /sys/class/ieee80211/*`)
-
+sys_kd="/sys/kernel/debug/ieee80211"
 for radio_path in "${radio_list[@]}"; do
     radio="${radio_path##*/}"
     #echo -n "$radio_path: $radio "
-    if [ -d "/sys/kernel/debug/ieee80211/${radio}/ath9k/" ]; then
+    echo -n "$radio "
+    if [ -d "${sys_kd}/${radio}/ath9k/" ]; then
         echo "ath9k Vsta:200 APs:32 apclients:2048"
-    elif [ -d "/sys/kernel/debug/ieee80211/${radio}/ath10k/" ]; then
-        echo "ath10k Vsta:64 APs:24 ap-clients:127"
-    else 
+    elif [ -d "${sys_kd}/${radio}/ath10k/" ]; then
+        # check for fwcfg file; if not there; assume 32vsta
+        #echo "ath10k Vsta:64 APs:24 ap-clients:127"
+        fwcfg_debug="${sys_kd}/${radio}/ath10k/firmware_info"
+        if [ -r "$fwcfg_debug" ]; then
+            fw_fname=""
+            while IFS= read line; do
+                if [[ x$line =~ xfwcfg: ]]; then
+                    fw_fname=${line/fwcfg:/}
+                fi
+            done < $fwcfg_debug
+            fw_fname=`echo $fw_fname`
+            fw_fqp="/lib/firmware/ath10k/${fw_fname}"
+            if [[ x${fw_fname} != x ]] && [ -r $fw_fqp ]; then
+                vsta=0
+                clients=0
+                while read line; do
+                    hunks=($line)
+                    case "$line" in
+                        vdevs*)
+                            vsta="${hunks[2]}"
+                            ;;
+                        stations*)
+                            clients="${hunks[2]}"
+                            ;;
+                    esac
+                done < ${fw_fqp}
+                echo "ath10 Vsta:${vsta} APs:24 ap-clients:${clients}"
+            else
+                echo "ath10k Vsta:32 APs:24 ap-clients:64 (assuming defaults)"
+                echo "[${fw_fqp}] not found"
+            fi
+        else
+            echo "ath10k Vsta:32 APs:24 ap-clients:64"
+        fi
+    else
         echo "other Vsta:1 APs:0 ap-clients:0"
     fi
 done