From 342c9bbbeffccb19beabd0db32eaaa1dc5d08de9 Mon Sep 17 00:00:00 2001
From: Colin <colin@uninsane.org>
Date: Fri, 13 Oct 2023 02:28:10 +0000
Subject: [PATCH] sxmo_suspend: track wifi IRQ count

---
 hosts/modules/gui/sxmo/default.nix           |  2 +-
 hosts/modules/gui/sxmo/hooks/sxmo_suspend.sh | 12 ++++++++----
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/hosts/modules/gui/sxmo/default.nix b/hosts/modules/gui/sxmo/default.nix
index 92647f58..fdc14f2f 100644
--- a/hosts/modules/gui/sxmo/default.nix
+++ b/hosts/modules/gui/sxmo/default.nix
@@ -95,7 +95,7 @@ let
     };
     suspend = pkgs.static-nix-shell.mkBash {
       pname = "sxmo_suspend.sh";
-      pkgs = [ "coreutils" "rtl8723cs-wowlan" "time" "util-linux" ];
+      pkgs = [ "coreutils" "findutils" "gnugrep" "rtl8723cs-wowlan" "time" "util-linux" ];
       src = ./hooks;
     };
   };
diff --git a/hosts/modules/gui/sxmo/hooks/sxmo_suspend.sh b/hosts/modules/gui/sxmo/hooks/sxmo_suspend.sh
index 51b28900..64720bbf 100755
--- a/hosts/modules/gui/sxmo/hooks/sxmo_suspend.sh
+++ b/hosts/modules/gui/sxmo/hooks/sxmo_suspend.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env nix-shell
-#!nix-shell -i bash -p coreutils -p rtl8723cs-wowlan -p time -p util-linux
+#!nix-shell -i bash -p coreutils -p findutils -p gnugrep -p rtl8723cs-wowlan -p time -p util-linux
 
 # yeah, this isn't technically a hook, but the hook infrastructure isn't actually
 # restricted to stuff that starts with sxmo_hook_ ...
@@ -40,11 +40,15 @@ doas rtl8723cs-wowlan arp --dest-ip SELF
 
 echo "calling suspend for duration: $suspend_time"
 
-start="$(date "+%s")"
+time_start="$(date "+%s")"
+irq_start="$(cat /proc/interrupts | grep 'rtw_wifi_gpio_wakeup' | tr -s ' ' | xargs echo | cut -d' ' -f 2)"
+
 rtcwake -m mem -s "$suspend_time" || exit 1
-#We woke up again
+
+irq_end="$(cat /proc/interrupts | grep 'rtw_wifi_gpio_wakeup' | tr -s ' ' | xargs echo | cut -d' ' -f 2)"
 time_spent="$(( $(date "+%s") - start ))"
-echo "suspended for $time_spent seconds"
+
+echo "suspended for $time_spent seconds. wifi IRQ count: ${irq_start} -> ${irq_end}"
 
 sxmo_hook_postwake.sh