fix(wifi): improve esp32c2 and esp32s2 tcp performance

wangtao@espressif.com · wangtao@espressif.com · commit 4c82fc5cb88e · 2025-05-09T15:17:00.000+08:00
diff --git a/components/esp_phy/lib b/components/esp_phy/lib
@@ -1 +1 @@
-Subproject commit af5ba3d475bda69a8492830587c402a19e5ae9a4
+Subproject commit 3f5e36e9d1170f65342d4ee9100879058639d336
diff --git a/examples/wifi/iperf/sdkconfig.defaults.esp32c2 b/examples/wifi/iperf/sdkconfig.defaults.esp32c2
@@ -9,7 +9,7 @@ CONFIG_ESP_WIFI_TX_BA_WIN=16
 CONFIG_ESP_WIFI_AMPDU_RX_ENABLED=y
 CONFIG_ESP_WIFI_RX_BA_WIN=14
 
-CONFIG_LWIP_TCP_SND_BUF_DEFAULT=11520
+CONFIG_LWIP_TCP_SND_BUF_DEFAULT=7200
 CONFIG_LWIP_TCP_WND_DEFAULT=11520
 CONFIG_LWIP_TCP_RECVMBOX_SIZE=32
 CONFIG_LWIP_UDP_RECVMBOX_SIZE=32
diff --git a/examples/wifi/iperf/sdkconfig.defaults.esp32s2 b/examples/wifi/iperf/sdkconfig.defaults.esp32s2
@@ -9,7 +9,7 @@ CONFIG_ESP_WIFI_TX_BA_WIN=16
 CONFIG_ESP_WIFI_AMPDU_RX_ENABLED=y
 CONFIG_ESP_WIFI_RX_BA_WIN=16
 
-CONFIG_LWIP_TCP_SND_BUF_DEFAULT=28000
+CONFIG_LWIP_TCP_SND_BUF_DEFAULT=17280
 CONFIG_LWIP_TCP_WND_DEFAULT=28000
 CONFIG_LWIP_TCP_RECVMBOX_SIZE=32
 CONFIG_LWIP_UDP_RECVMBOX_SIZE=32
