From f69cf5a056121bc1ac756ea9b70a23c6a2db54bc Mon Sep 17 00:00:00 2001
From: Vincent Bernat <vincent@bernat.ch>
Date: Tue, 30 Aug 2022 08:26:33 +0200
Subject: [PATCH] i3-companion: force DPMS level to 0 only if > 0

Otherwise, it seems we may trigger screen blanking.
---
 bin/i3-companion | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/bin/i3-companion b/bin/i3-companion
index bdf712b..c04a7cd 100755
--- a/bin/i3-companion
+++ b/bin/i3-companion
@@ -1006,8 +1006,9 @@ async def on_resume(i3, event, path, sleeping):
     if not sleeping:
         logger.info("resume from sleep")
         dpms = i3.x11(xcffib.dpms.key)
-        dpms.ForceLevel(0)
-        i3.x11.flush()
+        if dpms.Info().reply().power_level != 0:
+            dpms.ForceLevel(0)
+            i3.x11.flush()
 
 
 # Main function