Move wakeable_delay into namespace internal to signal it's not public API

esphome/components/socket/lwip_raw_tcp_impl.cpp

@@ -111,7 +111,7 @@ void socket_delay(uint32_t ms) {
 // callbacks via pendsv (not hard IRQ), so they execute from flash safely.
 void socket_wake() {
   s_socket_woke = true;
-  // Also set core wake flag so Application::wakeable_delay_() breaks out
+  // Also set core wake flag so wakeable_delay() breaks out
   esphome::wake_loop_any_context();
 }
 #endif

esphome/core/application.h

@@ -920,7 +920,7 @@ inline void ESPHOME_ALWAYS_INLINE Application::yield_with_select_(uint32_t delay
   // Sleep with instant wake via FreeRTOS task notification.
   // Woken by: callback wrapper (socket data), wake_loop_threadsafe() (background tasks), or timeout.
 #endif
-  esphome::wakeable_delay(delay_ms);
+  esphome::internal::wakeable_delay(delay_ms);
 }
 #endif  // !USE_SOCKET_SELECT_SUPPORT
 

esphome/core/wake.cpp

@@ -29,6 +29,7 @@ volatile bool g_main_loop_woke = false;
 
 void IRAM_ATTR wake_loop_any_context() { wake_loop_impl_(); }
 
+namespace internal {
 void wakeable_delay(uint32_t ms) {
   if (ms == 0) {
     delay(0);
@@ -37,6 +38,7 @@ void wakeable_delay(uint32_t ms) {
   g_main_loop_woke = false;
   esp_delay(ms, []() { return !g_main_loop_woke; });
 }
+}  // namespace internal
 
 #endif  // USE_ESP8266
 
@@ -57,6 +59,7 @@ static int64_t alarm_callback_(alarm_id_t id, void *user_data) {
   return 0;  // One-shot
 }
 
+namespace internal {
 void wakeable_delay(uint32_t ms) {
   if (ms == 0) {
     yield();
@@ -81,6 +84,7 @@ void wakeable_delay(uint32_t ms) {
     cancel_alarm(alarm);
   g_main_loop_woke = false;
 }
+}  // namespace internal
 
 #endif  // USE_RP2040
 

esphome/core/wake.h

@@ -61,6 +61,7 @@ inline void wake_loop_any_context() { esphome_lwip_wake_main_loop(); }
 
 inline void wake_loop_threadsafe() { esphome_lwip_wake_main_loop(); }
 
+namespace internal {
 inline void wakeable_delay(uint32_t ms) {
   if (ms == 0) {
     yield();
@@ -68,6 +69,7 @@ inline void wakeable_delay(uint32_t ms) {
   }
   ulTaskNotifyTake(pdTRUE, pdMS_TO_TICKS(ms));
 }
+}  // namespace internal
 
 // === ESP8266 ===
 #elif defined(USE_ESP8266)
@@ -84,8 +86,10 @@ void wake_loop_any_context();
 /// Non-ISR: always inline.
 inline void wake_loop_threadsafe() { wake_loop_impl_(); }
 
+namespace internal {
 /// Wakeable delay for ESP8266. Defined in wake.cpp.
 void wakeable_delay(uint32_t ms);
+}  // namespace internal
 
 // === RP2040 ===
 #elif defined(USE_RP2040)
@@ -100,8 +104,10 @@ inline void wake_loop_threadsafe() {
   __sev();
 }
 
+namespace internal {
 /// Delay that can be woken early. Uses hardware timer + __wfe()/__sev(). Defined in wake.cpp.
 void wakeable_delay(uint32_t ms);
+}  // namespace internal
 
 // === Host (UDP loopback socket) ===
 #else