Merge branch 'dev' into esp8266_high_freq_loop

2026.1.2

.clang-tidy.hash

@@ -1 +1 @@
-c0db7505713f2ebf5d18f274d35469cfbdaabe1e1def9fe2195594dc345f1a49
+15dc295268b2dcf75942f42759b3ddec64eba89f75525698eb39c95a7f4b14ce

esphome/components/api/__init__.py

@@ -292,7 +292,7 @@ CONFIG_SCHEMA = cv.All(
                 CONF_MAX_CONNECTIONS,
                 esp8266=4,  # ~40KB free RAM, each connection uses ~500-1000 bytes
                 esp32=8,  # 520KB RAM available
-                rp2040=8,  # 264KB RAM, plenty of heap available
+                rp2040=4,  # 264KB RAM but LWIP constraints
                 bk72xx=8,  # Moderate RAM
                 rtl87xx=8,  # Moderate RAM
                 host=8,  # Abundant resources

esphome/components/async_tcp/__init__.py

@@ -38,10 +38,8 @@ async def to_code(config):
         # https://github.com/ESP32Async/ESPAsyncTCP
         cg.add_library("ESP32Async/ESPAsyncTCP", "2.0.0")
     elif CORE.is_rp2040:
-        # https://github.com/ayushsharma82/RPAsyncTCP
-        # RPAsyncTCP is a drop-in replacement for AsyncTCP_RP2040W with better
-        # ESPAsyncWebServer compatibility
-        cg.add_library("ayushsharma82/RPAsyncTCP", "1.3.2")
+        # https://github.com/khoih-prog/AsyncTCP_RP2040W
+        cg.add_library("khoih-prog/AsyncTCP_RP2040W", "1.2.0")
     # Other platforms (host, etc) use socket-based implementation
 
 

esphome/components/async_tcp/async_tcp.h

@@ -8,8 +8,8 @@
 // Use ESPAsyncTCP library for ESP8266 (always Arduino)
 #include <ESPAsyncTCP.h>
 #elif defined(USE_RP2040)
-// Use RPAsyncTCP library for RP2040
-#include <RPAsyncTCP.h>
+// Use AsyncTCP_RP2040W library for RP2040
+#include <AsyncTCP_RP2040W.h>
 #else
 // Use socket-based implementation for other platforms
 #include "async_tcp_socket.h"

esphome/components/captive_portal/__init__.py

@@ -13,7 +13,6 @@ from esphome.const import (
     PLATFORM_ESP32,
     PLATFORM_ESP8266,
     PLATFORM_LN882X,
-    PLATFORM_RP2040,
     PLATFORM_RTL87XX,
     PlatformFramework,
 )
@@ -54,7 +53,6 @@ CONFIG_SCHEMA = cv.All(
             PLATFORM_ESP8266,
             PLATFORM_BK72XX,
             PLATFORM_LN882X,
-            PLATFORM_RP2040,
             PLATFORM_RTL87XX,
         ]
     ),
@@ -108,8 +106,6 @@ async def to_code(config):
             cg.add_library("DNSServer", None)
         if CORE.is_libretiny:
             cg.add_library("DNSServer", None)
-        if CORE.is_rp2040:
-            cg.add_library("DNSServer", None)
 
 
 # Only compile the ESP-IDF DNS server when using ESP-IDF framework

esphome/components/esp32_hosted/__init__.py

@@ -12,6 +12,7 @@ from esphome.const import (
     KEY_FRAMEWORK_VERSION,
 )
 from esphome.core import CORE
+from esphome.cpp_generator import add_define
 
 CODEOWNERS = ["@swoboda1337"]
 
@@ -42,6 +43,7 @@ CONFIG_SCHEMA = cv.All(
 
 
 async def to_code(config):
+    add_define("USE_ESP32_HOSTED")
     if config[CONF_ACTIVE_HIGH]:
         esp32.add_idf_sdkconfig_option(
             "CONFIG_ESP_HOSTED_SDIO_RESET_ACTIVE_HIGH",

esphome/components/socket/lwip_raw_tcp_impl.cpp

@@ -29,6 +29,14 @@ void socket_delay(uint32_t ms) {
   // Use esp_delay with a callback that checks if socket data arrived.
   // This allows the delay to exit early when socket_wake() is called by
   // lwip recv_fn/accept_fn callbacks, reducing socket latency.
+  //
+  // When ms is 0, we must use delay(0) because esp_delay(0, callback)
+  // exits immediately without yielding, which can cause watchdog timeouts
+  // when the main loop runs in high-frequency mode (e.g., during light effects).
+  if (ms == 0) {
+    delay(0);
+    return;
+  }
   s_socket_woke = false;
   esp_delay(ms, []() { return !s_socket_woke; });
 }

esphome/components/web_server/__init__.py

@@ -31,7 +31,6 @@ from esphome.const import (
     PLATFORM_ESP32,
     PLATFORM_ESP8266,
     PLATFORM_LN882X,
-    PLATFORM_RP2040,
     PLATFORM_RTL87XX,
 )
 from esphome.core import CORE, CoroPriority, coroutine_with_priority
@@ -214,7 +213,6 @@ CONFIG_SCHEMA = cv.All(
             PLATFORM_ESP8266,
             PLATFORM_BK72XX,
             PLATFORM_LN882X,
-            PLATFORM_RP2040,
             PLATFORM_RTL87XX,
         ]
     ),

esphome/components/web_server_base/__init__.py

@@ -47,10 +47,5 @@ async def to_code(config):
             cg.add_library("ESP8266WiFi", None)
         if CORE.is_libretiny:
             CORE.add_platformio_option("lib_ignore", ["ESPAsyncTCP", "RPAsyncTCP"])
-        if CORE.is_rp2040:
-            # Ignore bundled AsyncTCP libraries - we use RPAsyncTCP from async_tcp component
-            CORE.add_platformio_option(
-                "lib_ignore", ["ESPAsyncTCP", "AsyncTCP", "AsyncTCP_RP2040W"]
-            )
         # https://github.com/ESP32Async/ESPAsyncWebServer/blob/main/library.json
-        cg.add_library("ESP32Async/ESPAsyncWebServer", "3.9.5")
+        cg.add_library("ESP32Async/ESPAsyncWebServer", "3.7.10")

esphome/components/wifi/wifi_component_esp8266.cpp

@@ -698,6 +698,10 @@ bool WiFiComponent::wifi_scan_start_(bool passive) {
   if (!this->wifi_mode_(true, {}))
     return false;
 
+  // Reset scan_done_ before starting new scan to prevent stale flag from previous scan
+  // (e.g., roaming scan completed just before unexpected disconnect)
+  this->scan_done_ = false;
+
   struct scan_config config {};
   memset(&config, 0, sizeof(config));
   config.ssid = nullptr;

esphome/components/wifi/wifi_component_esp_idf.cpp

@@ -14,6 +14,7 @@
 
 #include <algorithm>
 #include <cinttypes>
+#include <memory>
 #include <utility>
 #ifdef USE_WIFI_WPA2_EAP
 #if (ESP_IDF_VERSION_MAJOR >= 5) && (ESP_IDF_VERSION_MINOR >= 1)
@@ -828,16 +829,29 @@ void WiFiComponent::wifi_process_event_(IDFWiFiEvent *data) {
 
     uint16_t number = it.number;
     scan_result_.init(number);
-
-    // Process one record at a time to avoid large buffer allocation
-    wifi_ap_record_t record;
+#ifdef USE_ESP32_HOSTED
+    // getting records one at a time fails on P4 with hosted esp32 WiFi coprocessor
+    // Presumably an upstream bug, work-around by getting all records at once
+    auto records = std::make_unique<wifi_ap_record_t[]>(number);
+    err = esp_wifi_scan_get_ap_records(&number, records.get());
+    if (err != ESP_OK) {
+      esp_wifi_clear_ap_list();
+      ESP_LOGW(TAG, "esp_wifi_scan_get_ap_records failed: %s", esp_err_to_name(err));
+      return;
+    }
     for (uint16_t i = 0; i < number; i++) {
+      wifi_ap_record_t &record = records[i];
+#else
+    // Process one record at a time to avoid large buffer allocation
+    for (uint16_t i = 0; i < number; i++) {
+      wifi_ap_record_t record;
       err = esp_wifi_scan_get_ap_record(&record);
       if (err != ESP_OK) {
         ESP_LOGW(TAG, "esp_wifi_scan_get_ap_record failed: %s", esp_err_to_name(err));
         esp_wifi_clear_ap_list();  // Free remaining records not yet retrieved
         break;
       }
+#endif  // USE_ESP32_HOSTED
       bssid_t bssid;
       std::copy(record.bssid, record.bssid + 6, bssid.begin());
       std::string ssid(reinterpret_cast<const char *>(record.ssid));

esphome/components/wifi/wifi_component_libretiny.cpp

@@ -649,6 +649,10 @@ bool WiFiComponent::wifi_scan_start_(bool passive) {
   if (!this->wifi_mode_(true, {}))
     return false;
 
+  // Reset scan_done_ before starting new scan to prevent stale flag from previous scan
+  // (e.g., roaming scan completed just before unexpected disconnect)
+  this->scan_done_ = false;
+
   // need to use WiFi because of WiFiScanClass allocations :(
   int16_t err = WiFi.scanNetworks(true, true, passive, 200);
   if (err != WIFI_SCAN_RUNNING) {

esphome/components/wifi/wifi_component_pico_w.cpp

@@ -88,8 +88,6 @@ bool WiFiComponent::wifi_sta_pre_setup_() { return this->wifi_mode_(true, {}); }
 
 bool WiFiComponent::wifi_sta_ip_config_(const optional<ManualIP> &manual_ip) {
   if (!manual_ip.has_value()) {
-    // Explicitly enable DHCP by passing all zeros - this resets any previous static IP config
-    WiFi.config(IPAddress(0, 0, 0, 0), IPAddress(0, 0, 0, 0), IPAddress(0, 0, 0, 0), IPAddress(0, 0, 0, 0));
     return true;
   }
 
@@ -163,18 +161,19 @@ bool WiFiComponent::wifi_scan_start_(bool passive) {
 
 #ifdef USE_WIFI_AP
 bool WiFiComponent::wifi_ap_ip_config_(const optional<ManualIP> &manual_ip) {
-  IPAddress ip_address, gateway, subnet;
+  esphome::network::IPAddress ip_address, gateway, subnet, dns;
   if (manual_ip.has_value()) {
-    ip_address = IPAddress(manual_ip->static_ip);
-    gateway = IPAddress(manual_ip->gateway);
-    subnet = IPAddress(manual_ip->subnet);
+    ip_address = manual_ip->static_ip;
+    gateway = manual_ip->gateway;
+    subnet = manual_ip->subnet;
+    dns = manual_ip->static_ip;
   } else {
-    ip_address = IPAddress(192, 168, 4, 1);
-    gateway = IPAddress(192, 168, 4, 1);
-    subnet = IPAddress(255, 255, 255, 0);
+    ip_address = network::IPAddress(192, 168, 4, 1);
+    gateway = network::IPAddress(192, 168, 4, 1);
+    subnet = network::IPAddress(255, 255, 255, 0);
+    dns = network::IPAddress(192, 168, 4, 1);
   }
-  // Use softAPConfig for AP mode - WiFi.config() would disable DHCP for STA mode
-  WiFi.softAPConfig(ip_address, gateway, subnet);
+  WiFi.config(ip_address, dns, gateway, subnet);
   return true;
 }
 
@@ -193,16 +192,12 @@ bool WiFiComponent::wifi_start_ap_(const WiFiAP &ap) {
   }
 #endif
 
-  const char *password = ap.get_password().empty() ? nullptr : ap.get_password().c_str();
-  WiFi.beginAP(ap.get_ssid().c_str(), password, ap.has_channel() ? ap.get_channel() : 1);
+  WiFi.beginAP(ap.get_ssid().c_str(), ap.get_password().c_str(), ap.has_channel() ? ap.get_channel() : 1);
 
   return true;
 }
 
-network::IPAddress WiFiComponent::wifi_soft_ap_ip() {
-  struct netif *ap_netif = &cyw43_state.netif[CYW43_ITF_AP];
-  return {&ap_netif->ip_addr};
-}
+network::IPAddress WiFiComponent::wifi_soft_ap_ip() { return {(const ip_addr_t *) WiFi.localIP()}; }
 #endif  // USE_WIFI_AP
 
 bool WiFiComponent::wifi_disconnect_() {
@@ -234,29 +229,20 @@ network::IPAddresses WiFiComponent::wifi_sta_ip_addresses() {
   network::IPAddresses addresses;
   uint8_t index = 0;
   for (auto addr : addrList) {
-    // Only include addresses from the STA interface (CYW43_ITF_STA = 0)
-    if (addr.ifnumber() == CYW43_ITF_STA) {
-      addresses[index++] = addr.ipFromNetifNum();
-    }
+    addresses[index++] = addr.ipFromNetifNum();
   }
   return addresses;
 }
-network::IPAddress WiFiComponent::wifi_subnet_mask_() {
-  struct netif *sta_netif = &cyw43_state.netif[CYW43_ITF_STA];
-  return {&sta_netif->netmask};
-}
-network::IPAddress WiFiComponent::wifi_gateway_ip_() {
-  struct netif *sta_netif = &cyw43_state.netif[CYW43_ITF_STA];
-  return {&sta_netif->gw};
-}
+network::IPAddress WiFiComponent::wifi_subnet_mask_() { return {(const ip_addr_t *) WiFi.subnetMask()}; }
+network::IPAddress WiFiComponent::wifi_gateway_ip_() { return {(const ip_addr_t *) WiFi.gatewayIP()}; }
 network::IPAddress WiFiComponent::wifi_dns_ip_(int num) {
   const ip_addr_t *dns_ip = dns_getserver(num);
   return network::IPAddress(dns_ip);
 }
 
 void WiFiComponent::wifi_loop_() {
-  // Handle scan completion - only process once when scan finishes
-  if (this->state_ == WIFI_COMPONENT_STATE_STA_SCANNING && !this->scan_done_ && !cyw43_wifi_scan_active(&cyw43_state)) {
+  // Handle scan completion
+  if (this->state_ == WIFI_COMPONENT_STATE_STA_SCANNING && !cyw43_wifi_scan_active(&cyw43_state)) {
     this->scan_done_ = true;
     ESP_LOGV(TAG, "Scan done");
 #ifdef USE_WIFI_SCAN_RESULTS_LISTENERS

esphome/core/defines.h

@@ -42,6 +42,7 @@
 #define USE_DEVICES
 #define USE_DISPLAY
 #define USE_ENTITY_ICON
+#define USE_ESP32_HOSTED
 #define USE_ESP32_IMPROV_STATE_CALLBACK
 #define USE_EVENT
 #define USE_FAN

platformio.ini

@@ -114,7 +114,7 @@ lib_deps =
     ESP8266WiFi                           ; wifi (Arduino built-in)
     Update                                ; ota (Arduino built-in)
     ESP32Async/ESPAsyncTCP@2.0.0          ; async_tcp
-    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.7.8    ; web_server_base
     makuna/NeoPixelBus@2.7.3              ; neopixelbus
     ESP8266HTTPClient                     ; http_request (Arduino built-in)
     ESP8266mDNS                           ; mdns (Arduino built-in)
@@ -200,9 +200,8 @@ platform_packages =
 framework = arduino
 lib_deps =
     ${common:arduino.lib_deps}
-    ayushsharma82/RPAsyncTCP@1.3.2        ; async_tcp
     bblanchon/ArduinoJson@7.4.2           ; json
-    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.7.8    ; web_server_base
 build_flags =
     ${common:arduino.build_flags}
     -DUSE_RP2040
@@ -218,7 +217,7 @@ framework = arduino
 lib_compat_mode = soft
 lib_deps =
     bblanchon/ArduinoJson@7.4.2           ; json
-    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.7.8    ; web_server_base
     droscy/esp_wireguard@0.4.2            ; wireguard
 build_flags =
     ${common:arduino.build_flags}

tests/components/captive_portal/test.rp2040-ard.yaml

@@ -1 +0,0 @@
-<<: !include common.yaml

tests/components/web_server/test.rp2040-ard.yaml

@@ -1 +0,0 @@
-<<: !include common_v2.yaml