From 348860300280f00f38e33f68ddf40b8260a8d822 Mon Sep 17 00:00:00 2001
From: Xia Xiaotian <xiaxiaotian@espressif.com>
Date: Mon, 23 Mar 2020 15:06:31 +0800
Subject: [PATCH] esp_wifi: optimize coexistence sleep

    1. Increase delay time before sending NULL1 to enter sleep to
       fix compatible problem of some APs.
    2. Do not force sending NULL0 if no data tx/rx in previous Wi-Fi
       slice.
---
 components/esp_wifi/lib | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/esp_wifi/lib b/components/esp_wifi/lib
index 0102943831..ef66c9a7ee 160000
--- a/components/esp_wifi/lib
+++ b/components/esp_wifi/lib
@@ -1 +1 @@
-Subproject commit 01029438313651e5a3223413c36d1bb4437b3b08
+Subproject commit ef66c9a7ee824b78d015782b6a886c053c4f9b51