cover

Co-authored-by: clydebarrow <2366188+clydebarrow@users.noreply.github.com>

.clang-tidy.hash

@@ -1 +1 @@
-32b0db73b3ae01ba18c9cbb1dabbd8156bc14dded500471919bd0a3dc33916e0
+6af8b429b94191fe8e239fcb3b73f7982d0266cb5b05ffbc81edaeac1bc8c273

.github/workflows/auto-label-pr.yml

@@ -63,7 +63,11 @@ jobs:
               'needs-docs',
               'needs-codeowners',
               'too-big',
-              'labeller-recheck'
+              'labeller-recheck',
+              'bugfix',
+              'new-feature',
+              'breaking-change',
+              'code-quality'
             ];
 
             const DOCS_PR_PATTERNS = [
@@ -341,6 +345,31 @@ jobs:
               return labels;
             }
 
+            // Strategy: PR Template Checkbox detection
+            async function detectPRTemplateCheckboxes() {
+              const labels = new Set();
+              const prBody = context.payload.pull_request.body || '';
+
+              console.log('Checking PR template checkboxes...');
+
+              // Check for checked checkboxes in the "Types of changes" section
+              const checkboxPatterns = [
+                { pattern: /- \[x\] Bugfix \(non-breaking change which fixes an issue\)/i, label: 'bugfix' },
+                { pattern: /- \[x\] New feature \(non-breaking change which adds functionality\)/i, label: 'new-feature' },
+                { pattern: /- \[x\] Breaking change \(fix or feature that would cause existing functionality to not work as expected\)/i, label: 'breaking-change' },
+                { pattern: /- \[x\] Code quality improvements to existing code or addition of tests/i, label: 'code-quality' }
+              ];
+
+              for (const { pattern, label } of checkboxPatterns) {
+                if (pattern.test(prBody)) {
+                  console.log(`Found checked checkbox for: ${label}`);
+                  labels.add(label);
+                }
+              }
+
+              return labels;
+            }
+
             // Strategy: Requirements detection
             async function detectRequirements(allLabels) {
               const labels = new Set();
@@ -351,7 +380,7 @@ jobs:
               }
 
               // Check for missing docs
-              if (allLabels.has('new-component') || allLabels.has('new-platform')) {
+              if (allLabels.has('new-component') || allLabels.has('new-platform') || allLabels.has('new-feature')) {
                 const prBody = context.payload.pull_request.body || '';
                 const hasDocsLink = DOCS_PR_PATTERNS.some(pattern => pattern.test(prBody));
 
@@ -535,7 +564,8 @@ jobs:
               dashboardLabels,
               actionsLabels,
               codeOwnerLabels,
-              testLabels
+              testLabels,
+              checkboxLabels
             ] = await Promise.all([
               detectMergeBranch(),
               detectComponentPlatforms(apiData),
@@ -546,7 +576,8 @@ jobs:
               detectDashboardChanges(),
               detectGitHubActionsChanges(),
               detectCodeOwner(),
-              detectTests()
+              detectTests(),
+              detectPRTemplateCheckboxes()
             ]);
 
             // Combine all labels
@@ -560,7 +591,8 @@ jobs:
               ...dashboardLabels,
               ...actionsLabels,
               ...codeOwnerLabels,
-              ...testLabels
+              ...testLabels,
+              ...checkboxLabels
             ]);
 
             // Detect requirements based on all other labels

.github/workflows/ci.yml

@@ -281,7 +281,7 @@ jobs:
             pio_cache_key: tidyesp32-idf
           - id: clang-tidy
             name: Run script/clang-tidy for ZEPHYR
-            options: --environment nrf52-tidy --grep USE_ZEPHYR
+            options: --environment nrf52-tidy --grep USE_ZEPHYR --grep USE_NRF52
             pio_cache_key: tidy-zephyr
             ignore_errors: false
 

.pre-commit-config.yaml

@@ -11,7 +11,7 @@ ci:
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.12.5
+    rev: v0.12.7
     hooks:
       # Run the linter.
       - id: ruff

CODEOWNERS

@@ -155,6 +155,7 @@ esphome/components/esp32_rmt/* @jesserockz
 esphome/components/esp32_rmt_led_strip/* @jesserockz
 esphome/components/esp8266/* @esphome/core
 esphome/components/esp_ldo/* @clydebarrow
+esphome/components/espnow/* @jesserockz
 esphome/components/ethernet_info/* @gtjadsonsantos
 esphome/components/event/* @nohat
 esphome/components/event_emitter/* @Rapsssito
@@ -472,7 +473,7 @@ esphome/components/tlc5971/* @IJIJI
 esphome/components/tm1621/* @Philippe12
 esphome/components/tm1637/* @glmnet
 esphome/components/tm1638/* @skykingjwc
-esphome/components/tm1651/* @freekode
+esphome/components/tm1651/* @mrtoy-me
 esphome/components/tmp102/* @timsavage
 esphome/components/tmp1075/* @sybrenstuvel
 esphome/components/tmp117/* @Azimath

esphome/__main__.py

@@ -2,6 +2,7 @@
 import argparse
 from datetime import datetime
 import functools
+import getpass
 import importlib
 import logging
 import os
@@ -335,7 +336,7 @@ def check_permissions(port):
             raise EsphomeError(
                 "You do not have read or write permission on the selected serial port. "
                 "To resolve this issue, you can add your user to the dialout group "
-                f"by running the following command: sudo usermod -a -G dialout {os.getlogin()}. "
+                f"by running the following command: sudo usermod -a -G dialout {getpass.getuser()}. "
                 "You will need to log out & back in or reboot to activate the new group access."
             )
 

esphome/automation.py

@@ -391,8 +391,7 @@ async def build_action(full_config, template_arg, args):
     )
     action_id = full_config[CONF_TYPE_ID]
     builder = registry_entry.coroutine_fun
-    ret = await builder(config, action_id, template_arg, args)
-    return ret
+    return await builder(config, action_id, template_arg, args)
 
 
 async def build_action_list(config, templ, arg_type):
@@ -409,8 +408,7 @@ async def build_condition(full_config, template_arg, args):
     )
     action_id = full_config[CONF_TYPE_ID]
     builder = registry_entry.coroutine_fun
-    ret = await builder(config, action_id, template_arg, args)
-    return ret
+    return await builder(config, action_id, template_arg, args)
 
 
 async def build_condition_list(config, templ, args):

esphome/components/adc/__init__.py

@@ -1,6 +1,6 @@
 from esphome import pins
 import esphome.codegen as cg
-from esphome.components.esp32 import get_esp32_variant
+from esphome.components.esp32 import VARIANT_ESP32P4, get_esp32_variant
 from esphome.components.esp32.const import (
     VARIANT_ESP32,
     VARIANT_ESP32C2,
@@ -140,6 +140,16 @@ ESP32_VARIANT_ADC1_PIN_TO_CHANNEL = {
         9: adc_channel_t.ADC_CHANNEL_8,
         10: adc_channel_t.ADC_CHANNEL_9,
     },
+    VARIANT_ESP32P4: {
+        16: adc_channel_t.ADC_CHANNEL_0,
+        17: adc_channel_t.ADC_CHANNEL_1,
+        18: adc_channel_t.ADC_CHANNEL_2,
+        19: adc_channel_t.ADC_CHANNEL_3,
+        20: adc_channel_t.ADC_CHANNEL_4,
+        21: adc_channel_t.ADC_CHANNEL_5,
+        22: adc_channel_t.ADC_CHANNEL_6,
+        23: adc_channel_t.ADC_CHANNEL_7,
+    },
 }
 
 # pin to adc2 channel mapping
@@ -198,6 +208,14 @@ ESP32_VARIANT_ADC2_PIN_TO_CHANNEL = {
         19: adc_channel_t.ADC_CHANNEL_8,
         20: adc_channel_t.ADC_CHANNEL_9,
     },
+    VARIANT_ESP32P4: {
+        49: adc_channel_t.ADC_CHANNEL_0,
+        50: adc_channel_t.ADC_CHANNEL_1,
+        51: adc_channel_t.ADC_CHANNEL_2,
+        52: adc_channel_t.ADC_CHANNEL_3,
+        53: adc_channel_t.ADC_CHANNEL_4,
+        54: adc_channel_t.ADC_CHANNEL_5,
+    },
 }
 
 
@@ -249,6 +267,11 @@ def validate_adc_pin(value):
             {CONF_ANALOG: True, CONF_INPUT: True}, internal=True
         )(value)
 
+    if CORE.is_nrf52:
+        return pins.gpio_pin_schema(
+            {CONF_ANALOG: True, CONF_INPUT: True}, internal=True
+        )(value)
+
     raise NotImplementedError
 
 
@@ -265,5 +288,6 @@ FILTER_SOURCE_FILES = filter_source_files_from_platform(
             PlatformFramework.RTL87XX_ARDUINO,
             PlatformFramework.LN882X_ARDUINO,
         },
+        "adc_sensor_zephyr.cpp": {PlatformFramework.NRF52_ZEPHYR},
     }
 )

esphome/components/adc/adc_sensor.h

@@ -13,6 +13,10 @@
 #include "hal/adc_types.h"  // This defines ADC_CHANNEL_MAX
 #endif                      // USE_ESP32
 
+#ifdef USE_ZEPHYR
+#include <zephyr/drivers/adc.h>
+#endif
+
 namespace esphome {
 namespace adc {
 
@@ -38,15 +42,15 @@ enum class SamplingMode : uint8_t {
 
 const LogString *sampling_mode_to_str(SamplingMode mode);
 
-class Aggregator {
+template<typename T> class Aggregator {
  public:
   Aggregator(SamplingMode mode);
-  void add_sample(uint32_t value);
-  uint32_t aggregate();
+  void add_sample(T value);
+  T aggregate();
 
  protected:
-  uint32_t aggr_{0};
-  uint32_t samples_{0};
+  T aggr_{0};
+  uint8_t samples_{0};
   SamplingMode mode_{SamplingMode::AVG};
 };
 
@@ -69,6 +73,11 @@ class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage
   /// @return A float representing the setup priority.
   float get_setup_priority() const override;
 
+#ifdef USE_ZEPHYR
+  /// Set the ADC channel to be used by the ADC sensor.
+  /// @param channel Pointer to an adc_dt_spec structure representing the ADC channel.
+  void set_adc_channel(const adc_dt_spec *channel) { this->channel_ = channel; }
+#endif
   /// Set the GPIO pin to be used by the ADC sensor.
   /// @param pin Pointer to an InternalGPIOPin representing the ADC input pin.
   void set_pin(InternalGPIOPin *pin) { this->pin_ = pin; }
@@ -136,8 +145,8 @@ class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage
   adc_oneshot_unit_handle_t adc_handle_{nullptr};
   adc_cali_handle_t calibration_handle_{nullptr};
   adc_atten_t attenuation_{ADC_ATTEN_DB_0};
-  adc_channel_t channel_;
-  adc_unit_t adc_unit_;
+  adc_channel_t channel_{};
+  adc_unit_t adc_unit_{};
   struct SetupFlags {
     uint8_t init_complete : 1;
     uint8_t config_complete : 1;
@@ -151,6 +160,10 @@ class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage
 #ifdef USE_RP2040
   bool is_temperature_{false};
 #endif  // USE_RP2040
+
+#ifdef USE_ZEPHYR
+  const struct adc_dt_spec *channel_ = nullptr;
+#endif
 };
 
 }  // namespace adc

esphome/components/adc/adc_sensor_common.cpp

@@ -18,15 +18,15 @@ const LogString *sampling_mode_to_str(SamplingMode mode) {
   return LOG_STR("unknown");
 }
 
-Aggregator::Aggregator(SamplingMode mode) {
+template<typename T> Aggregator<T>::Aggregator(SamplingMode mode) {
   this->mode_ = mode;
   // set to max uint if mode is "min"
   if (mode == SamplingMode::MIN) {
-    this->aggr_ = UINT32_MAX;
+    this->aggr_ = std::numeric_limits<T>::max();
   }
 }
 
-void Aggregator::add_sample(uint32_t value) {
+template<typename T> void Aggregator<T>::add_sample(T value) {
   this->samples_ += 1;
 
   switch (this->mode_) {
@@ -47,7 +47,7 @@ void Aggregator::add_sample(uint32_t value) {
   }
 }
 
-uint32_t Aggregator::aggregate() {
+template<typename T> T Aggregator<T>::aggregate() {
   if (this->mode_ == SamplingMode::AVG) {
     if (this->samples_ == 0) {
       return this->aggr_;
@@ -59,6 +59,12 @@ uint32_t Aggregator::aggregate() {
   return this->aggr_;
 }
 
+#ifdef USE_ZEPHYR
+template class Aggregator<int32_t>;
+#else
+template class Aggregator<uint32_t>;
+#endif
+
 void ADCSensor::update() {
   float value_v = this->sample();
   ESP_LOGV(TAG, "'%s': Voltage=%.4fV", this->get_name().c_str(), value_v);

esphome/components/adc/adc_sensor_esp32.cpp

@@ -72,10 +72,9 @@ void ADCSensor::setup() {
   // Initialize ADC calibration
   if (this->calibration_handle_ == nullptr) {
     adc_cali_handle_t handle = nullptr;
-    esp_err_t err;
 
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
-    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2
+    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2 || USE_ESP32_VARIANT_ESP32P4
     // RISC-V variants and S3 use curve fitting calibration
     adc_cali_curve_fitting_config_t cali_config = {};  // Zero initialize first
 #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0)
@@ -153,7 +152,7 @@ float ADCSensor::sample() {
 }
 
 float ADCSensor::sample_fixed_attenuation_() {
-  auto aggr = Aggregator(this->sampling_mode_);
+  auto aggr = Aggregator<uint32_t>(this->sampling_mode_);
 
   for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
     int raw;
@@ -187,7 +186,7 @@ float ADCSensor::sample_fixed_attenuation_() {
       ESP_LOGW(TAG, "ADC calibration conversion failed with error %d, disabling calibration", err);
       if (this->calibration_handle_ != nullptr) {
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
-    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2
+    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2 || USE_ESP32_VARIANT_ESP32P4
         adc_cali_delete_scheme_curve_fitting(this->calibration_handle_);
 #else   // Other ESP32 variants use line fitting calibration
         adc_cali_delete_scheme_line_fitting(this->calibration_handle_);
@@ -220,7 +219,7 @@ float ADCSensor::sample_autorange_() {
     if (this->calibration_handle_ != nullptr) {
       // Delete old calibration handle
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
-    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2
+    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2 || USE_ESP32_VARIANT_ESP32P4
       adc_cali_delete_scheme_curve_fitting(this->calibration_handle_);
 #else
       adc_cali_delete_scheme_line_fitting(this->calibration_handle_);
@@ -232,7 +231,7 @@ float ADCSensor::sample_autorange_() {
     adc_cali_handle_t handle = nullptr;
 
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
-    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2
+    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2 || USE_ESP32_VARIANT_ESP32P4
     adc_cali_curve_fitting_config_t cali_config = {};
 #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0)
     cali_config.chan = this->channel_;
@@ -261,7 +260,7 @@ float ADCSensor::sample_autorange_() {
       ESP_LOGW(TAG, "ADC read failed in autorange with error %d", err);
       if (handle != nullptr) {
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
-    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2
+    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2 || USE_ESP32_VARIANT_ESP32P4
         adc_cali_delete_scheme_curve_fitting(handle);
 #else
         adc_cali_delete_scheme_line_fitting(handle);
@@ -281,7 +280,7 @@ float ADCSensor::sample_autorange_() {
       }
       // Clean up calibration handle
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
-    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2
+    USE_ESP32_VARIANT_ESP32S3 || USE_ESP32_VARIANT_ESP32H2 || USE_ESP32_VARIANT_ESP32P4
       adc_cali_delete_scheme_curve_fitting(handle);
 #else
       adc_cali_delete_scheme_line_fitting(handle);

esphome/components/adc/adc_sensor_esp8266.cpp

@@ -37,7 +37,7 @@ void ADCSensor::dump_config() {
 }
 
 float ADCSensor::sample() {
-  auto aggr = Aggregator(this->sampling_mode_);
+  auto aggr = Aggregator<uint32_t>(this->sampling_mode_);
 
   for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
     uint32_t raw = 0;

esphome/components/adc/adc_sensor_libretiny.cpp

@@ -30,7 +30,7 @@ void ADCSensor::dump_config() {
 
 float ADCSensor::sample() {
   uint32_t raw = 0;
-  auto aggr = Aggregator(this->sampling_mode_);
+  auto aggr = Aggregator<uint32_t>(this->sampling_mode_);
 
   if (this->output_raw_) {
     for (uint8_t sample = 0; sample < this->sample_count_; sample++) {

esphome/components/adc/adc_sensor_rp2040.cpp

@@ -41,7 +41,7 @@ void ADCSensor::dump_config() {
 
 float ADCSensor::sample() {
   uint32_t raw = 0;
-  auto aggr = Aggregator(this->sampling_mode_);
+  auto aggr = Aggregator<uint32_t>(this->sampling_mode_);
 
   if (this->is_temperature_) {
     adc_set_temp_sensor_enabled(true);

esphome/components/adc/adc_sensor_zephyr.cpp

@@ -0,0 +1,207 @@
+
+#include "adc_sensor.h"
+#ifdef USE_ZEPHYR
+#include "esphome/core/log.h"
+
+#include "hal/nrf_saadc.h"
+
+namespace esphome {
+namespace adc {
+
+static const char *const TAG = "adc.zephyr";
+
+void ADCSensor::setup() {
+  if (!adc_is_ready_dt(this->channel_)) {
+    ESP_LOGE(TAG, "ADC controller device %s not ready", this->channel_->dev->name);
+    return;
+  }
+
+  auto err = adc_channel_setup_dt(this->channel_);
+  if (err < 0) {
+    ESP_LOGE(TAG, "Could not setup channel %s (%d)", this->channel_->dev->name, err);
+    return;
+  }
+}
+
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+static const LogString *gain_to_str(enum adc_gain gain) {
+  switch (gain) {
+    case ADC_GAIN_1_6:
+      return LOG_STR("1/6");
+    case ADC_GAIN_1_5:
+      return LOG_STR("1/5");
+    case ADC_GAIN_1_4:
+      return LOG_STR("1/4");
+    case ADC_GAIN_1_3:
+      return LOG_STR("1/3");
+    case ADC_GAIN_2_5:
+      return LOG_STR("2/5");
+    case ADC_GAIN_1_2:
+      return LOG_STR("1/2");
+    case ADC_GAIN_2_3:
+      return LOG_STR("2/3");
+    case ADC_GAIN_4_5:
+      return LOG_STR("4/5");
+    case ADC_GAIN_1:
+      return LOG_STR("1");
+    case ADC_GAIN_2:
+      return LOG_STR("2");
+    case ADC_GAIN_3:
+      return LOG_STR("3");
+    case ADC_GAIN_4:
+      return LOG_STR("4");
+    case ADC_GAIN_6:
+      return LOG_STR("6");
+    case ADC_GAIN_8:
+      return LOG_STR("8");
+    case ADC_GAIN_12:
+      return LOG_STR("12");
+    case ADC_GAIN_16:
+      return LOG_STR("16");
+    case ADC_GAIN_24:
+      return LOG_STR("24");
+    case ADC_GAIN_32:
+      return LOG_STR("32");
+    case ADC_GAIN_64:
+      return LOG_STR("64");
+    case ADC_GAIN_128:
+      return LOG_STR("128");
+  }
+  return LOG_STR("undefined gain");
+}
+
+static const LogString *reference_to_str(enum adc_reference reference) {
+  switch (reference) {
+    case ADC_REF_VDD_1:
+      return LOG_STR("VDD");
+    case ADC_REF_VDD_1_2:
+      return LOG_STR("VDD/2");
+    case ADC_REF_VDD_1_3:
+      return LOG_STR("VDD/3");
+    case ADC_REF_VDD_1_4:
+      return LOG_STR("VDD/4");
+    case ADC_REF_INTERNAL:
+      return LOG_STR("INTERNAL");
+    case ADC_REF_EXTERNAL0:
+      return LOG_STR("External, input 0");
+    case ADC_REF_EXTERNAL1:
+      return LOG_STR("External, input 1");
+  }
+  return LOG_STR("undefined reference");
+}
+
+static const LogString *input_to_str(uint8_t input) {
+  switch (input) {
+    case NRF_SAADC_INPUT_AIN0:
+      return LOG_STR("AIN0");
+    case NRF_SAADC_INPUT_AIN1:
+      return LOG_STR("AIN1");
+    case NRF_SAADC_INPUT_AIN2:
+      return LOG_STR("AIN2");
+    case NRF_SAADC_INPUT_AIN3:
+      return LOG_STR("AIN3");
+    case NRF_SAADC_INPUT_AIN4:
+      return LOG_STR("AIN4");
+    case NRF_SAADC_INPUT_AIN5:
+      return LOG_STR("AIN5");
+    case NRF_SAADC_INPUT_AIN6:
+      return LOG_STR("AIN6");
+    case NRF_SAADC_INPUT_AIN7:
+      return LOG_STR("AIN7");
+    case NRF_SAADC_INPUT_VDD:
+      return LOG_STR("VDD");
+    case NRF_SAADC_INPUT_VDDHDIV5:
+      return LOG_STR("VDDHDIV5");
+  }
+  return LOG_STR("undefined input");
+}
+#endif  // ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+
+void ADCSensor::dump_config() {
+  LOG_SENSOR("", "ADC Sensor", this);
+  LOG_PIN("  Pin: ", this->pin_);
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+  ESP_LOGV(TAG,
+           "  Name: %s\n"
+           "  Channel: %d\n"
+           "  vref_mv: %d\n"
+           "  Resolution %d\n"
+           "  Oversampling %d",
+           this->channel_->dev->name, this->channel_->channel_id, this->channel_->vref_mv, this->channel_->resolution,
+           this->channel_->oversampling);
+
+  ESP_LOGV(TAG,
+           "  Gain: %s\n"
+           "  reference: %s\n"
+           "  acquisition_time: %d\n"
+           "  differential %s",
+           LOG_STR_ARG(gain_to_str(this->channel_->channel_cfg.gain)),
+           LOG_STR_ARG(reference_to_str(this->channel_->channel_cfg.reference)),
+           this->channel_->channel_cfg.acquisition_time, YESNO(this->channel_->channel_cfg.differential));
+  if (this->channel_->channel_cfg.differential) {
+    ESP_LOGV(TAG,
+             "  Positive: %s\n"
+             "  Negative: %s",
+             LOG_STR_ARG(input_to_str(this->channel_->channel_cfg.input_positive)),
+             LOG_STR_ARG(input_to_str(this->channel_->channel_cfg.input_negative)));
+  } else {
+    ESP_LOGV(TAG, "  Positive: %s", LOG_STR_ARG(input_to_str(this->channel_->channel_cfg.input_positive)));
+  }
+#endif
+
+  LOG_UPDATE_INTERVAL(this);
+}
+
+float ADCSensor::sample() {
+  auto aggr = Aggregator<int32_t>(this->sampling_mode_);
+  int err;
+  for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
+    int16_t buf = 0;
+    struct adc_sequence sequence = {
+        .buffer = &buf,
+        /* buffer size in bytes, not number of samples */
+        .buffer_size = sizeof(buf),
+    };
+    int32_t val_raw;
+
+    err = adc_sequence_init_dt(this->channel_, &sequence);
+    if (err < 0) {
+      ESP_LOGE(TAG, "Could sequence init %s (%d)", this->channel_->dev->name, err);
+      return 0.0;
+    }
+
+    err = adc_read(this->channel_->dev, &sequence);
+    if (err < 0) {
+      ESP_LOGE(TAG, "Could not read %s (%d)", this->channel_->dev->name, err);
+      return 0.0;
+    }
+
+    val_raw = (int32_t) buf;
+    if (!this->channel_->channel_cfg.differential) {
+      // https://github.com/adafruit/Adafruit_nRF52_Arduino/blob/0ed4d9ffc674ae407be7cacf5696a02f5e789861/cores/nRF5/wiring_analog_nRF52.c#L222
+      if (val_raw < 0) {
+        val_raw = 0;
+      }
+    }
+    aggr.add_sample(val_raw);
+  }
+
+  int32_t val_mv = aggr.aggregate();
+
+  if (this->output_raw_) {
+    return val_mv;
+  }
+
+  err = adc_raw_to_millivolts_dt(this->channel_, &val_mv);
+  /* conversion to mV may not be supported, skip if not */
+  if (err < 0) {
+    ESP_LOGE(TAG, "Value in mV not available %s (%d)", this->channel_->dev->name, err);
+    return 0.0;
+  }
+
+  return val_mv / 1000.0f;
+}
+
+}  // namespace adc
+}  // namespace esphome
+#endif

esphome/components/adc/sensor.py

@@ -3,6 +3,12 @@ import logging
 import esphome.codegen as cg
 from esphome.components import sensor, voltage_sampler
 from esphome.components.esp32 import get_esp32_variant
+from esphome.components.nrf52.const import AIN_TO_GPIO, EXTRA_ADC
+from esphome.components.zephyr import (
+    zephyr_add_overlay,
+    zephyr_add_prj_conf,
+    zephyr_add_user,
+)
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ATTENUATION,
@@ -11,6 +17,7 @@ from esphome.const import (
     CONF_PIN,
     CONF_RAW,
     DEVICE_CLASS_VOLTAGE,
+    PLATFORM_NRF52,
     STATE_CLASS_MEASUREMENT,
     UNIT_VOLT,
 )
@@ -60,6 +67,10 @@ ADCSensor = adc_ns.class_(
     "ADCSensor", sensor.Sensor, cg.PollingComponent, voltage_sampler.VoltageSampler
 )
 
+CONF_NRF_SAADC = "nrf_saadc"
+
+adc_dt_spec = cg.global_ns.class_("adc_dt_spec")
+
 CONFIG_SCHEMA = cv.All(
     sensor.sensor_schema(
         ADCSensor,
@@ -75,6 +86,7 @@ CONFIG_SCHEMA = cv.All(
             cv.SplitDefault(CONF_ATTENUATION, esp32="0db"): cv.All(
                 cv.only_on_esp32, _attenuation
             ),
+            cv.OnlyWith(CONF_NRF_SAADC, PLATFORM_NRF52): cv.declare_id(adc_dt_spec),
             cv.Optional(CONF_SAMPLES, default=1): cv.int_range(min=1, max=255),
             cv.Optional(CONF_SAMPLING_MODE, default="avg"): _sampling_mode,
         }
@@ -83,6 +95,8 @@ CONFIG_SCHEMA = cv.All(
     validate_config,
 )
 
+CONF_ADC_CHANNEL_ID = "adc_channel_id"
+
 
 async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
@@ -93,7 +107,7 @@ async def to_code(config):
         cg.add_define("USE_ADC_SENSOR_VCC")
     elif config[CONF_PIN] == "TEMPERATURE":
         cg.add(var.set_is_temperature())
-    else:
+    elif not CORE.is_nrf52 or config[CONF_PIN][CONF_NUMBER] not in EXTRA_ADC:
         pin = await cg.gpio_pin_expression(config[CONF_PIN])
         cg.add(var.set_pin(pin))
 
@@ -122,3 +136,41 @@ async def to_code(config):
         ):
             chan = ESP32_VARIANT_ADC2_PIN_TO_CHANNEL[variant][pin_num]
             cg.add(var.set_channel(adc_unit_t.ADC_UNIT_2, chan))
+
+    elif CORE.is_nrf52:
+        CORE.data.setdefault(CONF_ADC_CHANNEL_ID, 0)
+        channel_id = CORE.data[CONF_ADC_CHANNEL_ID]
+        CORE.data[CONF_ADC_CHANNEL_ID] = channel_id + 1
+        zephyr_add_prj_conf("ADC", True)
+        nrf_saadc = config[CONF_NRF_SAADC]
+        rhs = cg.RawExpression(
+            f"ADC_DT_SPEC_GET_BY_IDX(DT_PATH(zephyr_user), {channel_id})"
+        )
+        adc = cg.new_Pvariable(nrf_saadc, rhs)
+        cg.add(var.set_adc_channel(adc))
+        gain = "ADC_GAIN_1_6"
+        pin_number = config[CONF_PIN][CONF_NUMBER]
+        if pin_number == "VDDHDIV5":
+            gain = "ADC_GAIN_1_2"
+        if isinstance(pin_number, int):
+            GPIO_TO_AIN = {v: k for k, v in AIN_TO_GPIO.items()}
+            pin_number = GPIO_TO_AIN[pin_number]
+        zephyr_add_user("io-channels", f"<&adc {channel_id}>")
+        zephyr_add_overlay(
+            f"""
+&adc {{
+    #address-cells = <1>;
+    #size-cells = <0>;
+
+    channel@{channel_id} {{
+        reg = <{channel_id}>;
+        zephyr,gain = "{gain}";
+        zephyr,reference = "ADC_REF_INTERNAL";
+        zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+        zephyr,input-positive = <NRF_SAADC_{pin_number}>;
+        zephyr,resolution = <14>;
+        zephyr,oversampling = <8>;
+    }};
+}};
+"""
+        )

esphome/components/alarm_control_panel/__init__.py

@@ -301,8 +301,7 @@ async def alarm_action_disarm_to_code(config, action_id, template_arg, args):
 )
 async def alarm_action_pending_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 @automation.register_action(
@@ -310,8 +309,7 @@ async def alarm_action_pending_to_code(config, action_id, template_arg, args):
 )
 async def alarm_action_trigger_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 @automation.register_action(
@@ -319,8 +317,7 @@ async def alarm_action_trigger_to_code(config, action_id, template_arg, args):
 )
 async def alarm_action_chime_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 @automation.register_action(
@@ -333,8 +330,7 @@ async def alarm_action_chime_to_code(config, action_id, template_arg, args):
 )
 async def alarm_action_ready_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 @automation.register_condition(
@@ -352,4 +348,3 @@ async def alarm_control_panel_is_armed_to_code(
 @coroutine_with_priority(100.0)
 async def to_code(config):
     cg.add_global(alarm_control_panel_ns.using)
-    cg.add_define("USE_ALARM_CONTROL_PANEL")

esphome/components/animation/__init__.py

@@ -34,7 +34,8 @@ SetFrameAction = animation_ns.class_(
     "AnimationSetFrameAction", automation.Action, cg.Parented.template(Animation_)
 )
 
-CONFIG_SCHEMA = espImage.IMAGE_SCHEMA.extend(
+CONFIG_SCHEMA = cv.All(
+    espImage.IMAGE_SCHEMA.extend(
         {
             cv.Required(CONF_ID): cv.declare_id(Animation_),
             cv.Optional(CONF_LOOP): cv.All(
@@ -45,6 +46,8 @@ CONFIG_SCHEMA = espImage.IMAGE_SCHEMA.extend(
                 }
             ),
         },
+    ),
+    espImage.validate_settings,
 )
 
 

esphome/components/api/__init__.py

@@ -53,6 +53,7 @@ SERVICE_ARG_NATIVE_TYPES = {
 CONF_ENCRYPTION = "encryption"
 CONF_BATCH_DELAY = "batch_delay"
 CONF_CUSTOM_SERVICES = "custom_services"
+CONF_HOMEASSISTANT_SERVICES = "homeassistant_services"
 CONF_HOMEASSISTANT_STATES = "homeassistant_states"
 
 
@@ -119,6 +120,7 @@ CONFIG_SCHEMA = cv.All(
                 cv.Range(max=cv.TimePeriod(milliseconds=65535)),
             ),
             cv.Optional(CONF_CUSTOM_SERVICES, default=False): cv.boolean,
+            cv.Optional(CONF_HOMEASSISTANT_SERVICES, default=False): cv.boolean,
             cv.Optional(CONF_HOMEASSISTANT_STATES, default=False): cv.boolean,
             cv.Optional(CONF_ON_CLIENT_CONNECTED): automation.validate_automation(
                 single=True
@@ -148,6 +150,9 @@ async def to_code(config):
     if config.get(CONF_ACTIONS) or config[CONF_CUSTOM_SERVICES]:
         cg.add_define("USE_API_SERVICES")
 
+    if config[CONF_HOMEASSISTANT_SERVICES]:
+        cg.add_define("USE_API_HOMEASSISTANT_SERVICES")
+
     if config[CONF_HOMEASSISTANT_STATES]:
         cg.add_define("USE_API_HOMEASSISTANT_STATES")
 
@@ -240,6 +245,7 @@ HOMEASSISTANT_ACTION_ACTION_SCHEMA = cv.All(
     HOMEASSISTANT_ACTION_ACTION_SCHEMA,
 )
 async def homeassistant_service_to_code(config, action_id, template_arg, args):
+    cg.add_define("USE_API_HOMEASSISTANT_SERVICES")
     serv = await cg.get_variable(config[CONF_ID])
     var = cg.new_Pvariable(action_id, template_arg, serv, False)
     templ = await cg.templatable(config[CONF_ACTION], args, None)
@@ -283,6 +289,7 @@ HOMEASSISTANT_EVENT_ACTION_SCHEMA = cv.Schema(
     HOMEASSISTANT_EVENT_ACTION_SCHEMA,
 )
 async def homeassistant_event_to_code(config, action_id, template_arg, args):
+    cg.add_define("USE_API_HOMEASSISTANT_SERVICES")
     serv = await cg.get_variable(config[CONF_ID])
     var = cg.new_Pvariable(action_id, template_arg, serv, True)
     templ = await cg.templatable(config[CONF_EVENT], args, None)

esphome/components/api/api.proto

@@ -419,7 +419,7 @@ message ListEntitiesFanResponse {
   bool disabled_by_default = 9;
   string icon = 10 [(field_ifdef) = "USE_ENTITY_ICON"];
   EntityCategory entity_category = 11;
-  repeated string supported_preset_modes = 12;
+  repeated string supported_preset_modes = 12 [(container_pointer) = "std::set"];
   uint32 device_id = 13 [(field_ifdef) = "USE_DEVICES"];
 }
 // Deprecated in API version 1.6 - only used in deprecated fields
@@ -500,7 +500,7 @@ message ListEntitiesLightResponse {
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
-  repeated ColorMode supported_color_modes = 12;
+  repeated ColorMode supported_color_modes = 12 [(container_pointer) = "std::set<light::ColorMode>"];
   // next four supports_* are for legacy clients, newer clients should use color modes
   // Deprecated in API version 1.6
   bool legacy_supports_brightness = 5 [deprecated=true];
@@ -755,17 +755,19 @@ message NoiseEncryptionSetKeyResponse {
 message SubscribeHomeassistantServicesRequest {
   option (id) = 34;
   option (source) = SOURCE_CLIENT;
+  option (ifdef) = "USE_API_HOMEASSISTANT_SERVICES";
 }
 
 message HomeassistantServiceMap {
   string key = 1;
-  string value = 2;
+  string value = 2 [(no_zero_copy) = true];
 }
 
 message HomeassistantServiceResponse {
   option (id) = 35;
   option (source) = SOURCE_SERVER;
   option (no_delay) = true;
+  option (ifdef) = "USE_API_HOMEASSISTANT_SERVICES";
 
   string service = 1;
   repeated HomeassistantServiceMap data = 2;
@@ -964,7 +966,7 @@ message ListEntitiesClimateResponse {
 
   bool supports_current_temperature = 5;
   bool supports_two_point_target_temperature = 6;
-  repeated ClimateMode supported_modes = 7;
+  repeated ClimateMode supported_modes = 7 [(container_pointer) = "std::set<climate::ClimateMode>"];
   float visual_min_temperature = 8;
   float visual_max_temperature = 9;
   float visual_target_temperature_step = 10;
@@ -973,11 +975,11 @@ message ListEntitiesClimateResponse {
   // Deprecated in API version 1.5
   bool legacy_supports_away = 11 [deprecated=true];
   bool supports_action = 12;
-  repeated ClimateFanMode supported_fan_modes = 13;
-  repeated ClimateSwingMode supported_swing_modes = 14;
-  repeated string supported_custom_fan_modes = 15;
-  repeated ClimatePreset supported_presets = 16;
-  repeated string supported_custom_presets = 17;
+  repeated ClimateFanMode supported_fan_modes = 13 [(container_pointer) = "std::set<climate::ClimateFanMode>"];
+  repeated ClimateSwingMode supported_swing_modes = 14 [(container_pointer) = "std::set<climate::ClimateSwingMode>"];
+  repeated string supported_custom_fan_modes = 15 [(container_pointer) = "std::set"];
+  repeated ClimatePreset supported_presets = 16 [(container_pointer) = "std::set<climate::ClimatePreset>"];
+  repeated string supported_custom_presets = 17 [(container_pointer) = "std::set"];
   bool disabled_by_default = 18;
   string icon = 19 [(field_ifdef) = "USE_ENTITY_ICON"];
   EntityCategory entity_category = 20;
@@ -1117,7 +1119,7 @@ message ListEntitiesSelectResponse {
   reserved 4; // Deprecated: was string unique_id
 
   string icon = 5 [(field_ifdef) = "USE_ENTITY_ICON"];
-  repeated string options = 6;
+  repeated string options = 6 [(container_pointer) = "std::vector"];
   bool disabled_by_default = 7;
   EntityCategory entity_category = 8;
   uint32 device_id = 9 [(field_ifdef) = "USE_DEVICES"];
@@ -1295,6 +1297,9 @@ enum MediaPlayerState {
   MEDIA_PLAYER_STATE_IDLE = 1;
   MEDIA_PLAYER_STATE_PLAYING = 2;
   MEDIA_PLAYER_STATE_PAUSED = 3;
+  MEDIA_PLAYER_STATE_ANNOUNCING = 4;
+  MEDIA_PLAYER_STATE_OFF = 5;
+  MEDIA_PLAYER_STATE_ON = 6;
 }
 enum MediaPlayerCommand {
   MEDIA_PLAYER_COMMAND_PLAY = 0;
@@ -1302,6 +1307,15 @@ enum MediaPlayerCommand {
   MEDIA_PLAYER_COMMAND_STOP = 2;
   MEDIA_PLAYER_COMMAND_MUTE = 3;
   MEDIA_PLAYER_COMMAND_UNMUTE = 4;
+  MEDIA_PLAYER_COMMAND_TOGGLE = 5;
+  MEDIA_PLAYER_COMMAND_VOLUME_UP = 6;
+  MEDIA_PLAYER_COMMAND_VOLUME_DOWN = 7;
+  MEDIA_PLAYER_COMMAND_ENQUEUE = 8;
+  MEDIA_PLAYER_COMMAND_REPEAT_ONE = 9;
+  MEDIA_PLAYER_COMMAND_REPEAT_OFF = 10;
+  MEDIA_PLAYER_COMMAND_CLEAR_PLAYLIST = 11;
+  MEDIA_PLAYER_COMMAND_TURN_ON = 12;
+  MEDIA_PLAYER_COMMAND_TURN_OFF = 13;
 }
 enum MediaPlayerFormatPurpose {
   MEDIA_PLAYER_FORMAT_PURPOSE_DEFAULT = 0;
@@ -1336,6 +1350,8 @@ message ListEntitiesMediaPlayerResponse {
   repeated MediaPlayerSupportedFormat supported_formats = 9;
 
   uint32 device_id = 10 [(field_ifdef) = "USE_DEVICES"];
+
+  uint32 feature_flags = 11;
 }
 message MediaPlayerStateResponse {
   option (id) = 64;
@@ -1466,21 +1482,39 @@ message BluetoothGATTGetServicesRequest {
 }
 
 message BluetoothGATTDescriptor {
-  repeated uint64 uuid = 1 [(fixed_array_size) = 2];
+  repeated uint64 uuid = 1 [(fixed_array_size) = 2, (fixed_array_skip_zero) = true];
   uint32 handle = 2;
+
+  // New field for efficient UUID (v1.12+)
+  // Only one of uuid or short_uuid will be set.
+  // short_uuid is used for both 16-bit and 32-bit UUIDs with v1.12+ clients.
+  // 128-bit UUIDs always use the uuid field for backwards compatibility.
+  uint32 short_uuid = 3;  // 16-bit or 32-bit UUID
 }
 
 message BluetoothGATTCharacteristic {
-  repeated uint64 uuid = 1 [(fixed_array_size) = 2];
+  repeated uint64 uuid = 1 [(fixed_array_size) = 2, (fixed_array_skip_zero) = true];
   uint32 handle = 2;
   uint32 properties = 3;
   repeated BluetoothGATTDescriptor descriptors = 4;
+
+  // New field for efficient UUID (v1.12+)
+  // Only one of uuid or short_uuid will be set.
+  // short_uuid is used for both 16-bit and 32-bit UUIDs with v1.12+ clients.
+  // 128-bit UUIDs always use the uuid field for backwards compatibility.
+  uint32 short_uuid = 5;  // 16-bit or 32-bit UUID
 }
 
 message BluetoothGATTService {
-  repeated uint64 uuid = 1 [(fixed_array_size) = 2];
+  repeated uint64 uuid = 1 [(fixed_array_size) = 2, (fixed_array_skip_zero) = true];
   uint32 handle = 2;
   repeated BluetoothGATTCharacteristic characteristics = 3;
+
+  // New field for efficient UUID (v1.12+)
+  // Only one of uuid or short_uuid will be set.
+  // short_uuid is used for both 16-bit and 32-bit UUIDs with v1.12+ clients.
+  // 128-bit UUIDs always use the uuid field for backwards compatibility.
+  uint32 short_uuid = 4;  // 16-bit or 32-bit UUID
 }
 
 message BluetoothGATTGetServicesResponse {
@@ -1489,7 +1523,7 @@ message BluetoothGATTGetServicesResponse {
   option (ifdef) = "USE_BLUETOOTH_PROXY";
 
   uint64 address = 1;
-  repeated BluetoothGATTService services = 2 [(fixed_array_size) = 1];
+  repeated BluetoothGATTService services = 2;
 }
 
 message BluetoothGATTGetServicesDoneResponse {
@@ -1587,7 +1621,10 @@ message BluetoothConnectionsFreeResponse {
 
   uint32 free = 1;
   uint32 limit = 2;
-  repeated uint64 allocated = 3;
+  repeated uint64 allocated = 3 [
+    (fixed_array_size_define) = "BLUETOOTH_PROXY_MAX_CONNECTIONS",
+    (fixed_array_skip_zero) = true
+  ];
 }
 
 message BluetoothGATTErrorResponse {
@@ -1832,7 +1869,7 @@ message VoiceAssistantConfigurationResponse {
   option (ifdef) = "USE_VOICE_ASSISTANT";
 
   repeated VoiceAssistantWakeWord available_wake_words = 1;
-  repeated string active_wake_words = 2;
+  repeated string active_wake_words = 2 [(container_pointer) = "std::vector"];
   uint32 max_active_wake_words = 3;
 }
 

esphome/components/api/api_connection.cpp

@@ -112,8 +112,7 @@ void APIConnection::start() {
   APIError err = this->helper_->init();
   if (err != APIError::OK) {
     on_fatal_error();
-    ESP_LOGW(TAG, "%s: Helper init failed %s errno=%d", this->get_client_combined_info().c_str(), api_error_to_str(err),
-             errno);
+    this->log_warning_("Helper init failed", err);
     return;
   }
   this->client_info_.peername = helper_->getpeername();
@@ -144,8 +143,7 @@ void APIConnection::loop() {
   APIError err = this->helper_->loop();
   if (err != APIError::OK) {
     on_fatal_error();
-    ESP_LOGW(TAG, "%s: Socket operation failed %s errno=%d", this->get_client_combined_info().c_str(),
-             api_error_to_str(err), errno);
+    this->log_socket_operation_failed_(err);
     return;
   }
 
@@ -161,8 +159,7 @@ void APIConnection::loop() {
         break;
       } else if (err != APIError::OK) {
         on_fatal_error();
-        ESP_LOGW(TAG, "%s: Reading failed %s errno=%d", this->get_client_combined_info().c_str(), api_error_to_str(err),
-                 errno);
+        this->log_warning_("Reading failed", err);
         return;
       } else {
         this->last_traffic_ = now;
@@ -244,21 +241,7 @@ void APIConnection::loop() {
 
 #ifdef USE_API_HOMEASSISTANT_STATES
   if (state_subs_at_ >= 0) {
-    const auto &subs = this->parent_->get_state_subs();
-    if (state_subs_at_ < static_cast<int>(subs.size())) {
-      auto &it = subs[state_subs_at_];
-      SubscribeHomeAssistantStateResponse resp;
-      resp.set_entity_id(StringRef(it.entity_id));
-      // attribute.value() returns temporary - must store it
-      std::string attribute_value = it.attribute.value();
-      resp.set_attribute(StringRef(attribute_value));
-      resp.once = it.once;
-      if (this->send_message(resp, SubscribeHomeAssistantStateResponse::MESSAGE_TYPE)) {
-        state_subs_at_++;
-      }
-    } else {
-      state_subs_at_ = -1;
-    }
+    this->process_state_subscriptions_();
   }
 #endif
 }
@@ -290,8 +273,9 @@ uint16_t APIConnection::encode_message_to_buffer(ProtoMessage &msg, uint8_t mess
 #endif
 
   // Calculate size
-  uint32_t calculated_size = 0;
-  msg.calculate_size(calculated_size);
+  ProtoSize size_calc;
+  msg.calculate_size(size_calc);
+  uint32_t calculated_size = size_calc.get_size();
 
   // Cache frame sizes to avoid repeated virtual calls
   const uint8_t header_padding = conn->helper_->frame_header_padding();
@@ -426,8 +410,7 @@ uint16_t APIConnection::try_send_fan_info(EntityBase *entity, APIConnection *con
   msg.supports_speed = traits.supports_speed();
   msg.supports_direction = traits.supports_direction();
   msg.supported_speed_count = traits.supported_speed_count();
-  for (auto const &preset : traits.supported_preset_modes())
-    msg.supported_preset_modes.push_back(preset);
+  msg.supported_preset_modes = &traits.supported_preset_modes_for_api_();
   return fill_and_encode_entity_info(fan, msg, ListEntitiesFanResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::fan_command(const FanCommandRequest &msg) {
@@ -483,8 +466,7 @@ uint16_t APIConnection::try_send_light_info(EntityBase *entity, APIConnection *c
   auto *light = static_cast<light::LightState *>(entity);
   ListEntitiesLightResponse msg;
   auto traits = light->get_traits();
-  for (auto mode : traits.get_supported_color_modes())
-    msg.supported_color_modes.push_back(static_cast<enums::ColorMode>(mode));
+  msg.supported_color_modes = &traits.get_supported_color_modes_for_api_();
   if (traits.supports_color_capability(light::ColorCapability::COLOR_TEMPERATURE) ||
       traits.supports_color_capability(light::ColorCapability::COLD_WARM_WHITE)) {
     msg.min_mireds = traits.get_min_mireds();
@@ -644,17 +626,13 @@ uint16_t APIConnection::try_send_climate_state(EntityBase *entity, APIConnection
   if (traits.get_supports_fan_modes() && climate->fan_mode.has_value())
     resp.fan_mode = static_cast<enums::ClimateFanMode>(climate->fan_mode.value());
   if (!traits.get_supported_custom_fan_modes().empty() && climate->custom_fan_mode.has_value()) {
-    // custom_fan_mode.value() returns temporary - must store it
-    std::string custom_fan_mode = climate->custom_fan_mode.value();
-    resp.set_custom_fan_mode(StringRef(custom_fan_mode));
+    resp.set_custom_fan_mode(StringRef(climate->custom_fan_mode.value()));
   }
   if (traits.get_supports_presets() && climate->preset.has_value()) {
     resp.preset = static_cast<enums::ClimatePreset>(climate->preset.value());
   }
   if (!traits.get_supported_custom_presets().empty() && climate->custom_preset.has_value()) {
-    // custom_preset.value() returns temporary - must store it
-    std::string custom_preset = climate->custom_preset.value();
-    resp.set_custom_preset(StringRef(custom_preset));
+    resp.set_custom_preset(StringRef(climate->custom_preset.value()));
   }
   if (traits.get_supports_swing_modes())
     resp.swing_mode = static_cast<enums::ClimateSwingMode>(climate->swing_mode);
@@ -674,8 +652,7 @@ uint16_t APIConnection::try_send_climate_info(EntityBase *entity, APIConnection
   msg.supports_current_humidity = traits.get_supports_current_humidity();
   msg.supports_two_point_target_temperature = traits.get_supports_two_point_target_temperature();
   msg.supports_target_humidity = traits.get_supports_target_humidity();
-  for (auto mode : traits.get_supported_modes())
-    msg.supported_modes.push_back(static_cast<enums::ClimateMode>(mode));
+  msg.supported_modes = &traits.get_supported_modes_for_api_();
   msg.visual_min_temperature = traits.get_visual_min_temperature();
   msg.visual_max_temperature = traits.get_visual_max_temperature();
   msg.visual_target_temperature_step = traits.get_visual_target_temperature_step();
@@ -683,16 +660,11 @@ uint16_t APIConnection::try_send_climate_info(EntityBase *entity, APIConnection
   msg.visual_min_humidity = traits.get_visual_min_humidity();
   msg.visual_max_humidity = traits.get_visual_max_humidity();
   msg.supports_action = traits.get_supports_action();
-  for (auto fan_mode : traits.get_supported_fan_modes())
-    msg.supported_fan_modes.push_back(static_cast<enums::ClimateFanMode>(fan_mode));
-  for (auto const &custom_fan_mode : traits.get_supported_custom_fan_modes())
-    msg.supported_custom_fan_modes.push_back(custom_fan_mode);
-  for (auto preset : traits.get_supported_presets())
-    msg.supported_presets.push_back(static_cast<enums::ClimatePreset>(preset));
-  for (auto const &custom_preset : traits.get_supported_custom_presets())
-    msg.supported_custom_presets.push_back(custom_preset);
-  for (auto swing_mode : traits.get_supported_swing_modes())
-    msg.supported_swing_modes.push_back(static_cast<enums::ClimateSwingMode>(swing_mode));
+  msg.supported_fan_modes = &traits.get_supported_fan_modes_for_api_();
+  msg.supported_custom_fan_modes = &traits.get_supported_custom_fan_modes_for_api_();
+  msg.supported_presets = &traits.get_supported_presets_for_api_();
+  msg.supported_custom_presets = &traits.get_supported_custom_presets_for_api_();
+  msg.supported_swing_modes = &traits.get_supported_swing_modes_for_api_();
   return fill_and_encode_entity_info(climate, msg, ListEntitiesClimateResponse::MESSAGE_TYPE, conn, remaining_size,
                                      is_single);
 }
@@ -898,8 +870,7 @@ uint16_t APIConnection::try_send_select_info(EntityBase *entity, APIConnection *
                                              bool is_single) {
   auto *select = static_cast<select::Select *>(entity);
   ListEntitiesSelectResponse msg;
-  for (const auto &option : select->traits.get_options())
-    msg.options.push_back(option);
+  msg.options = &select->traits.get_options();
   return fill_and_encode_entity_info(select, msg, ListEntitiesSelectResponse::MESSAGE_TYPE, conn, remaining_size,
                                      is_single);
 }
@@ -1025,6 +996,7 @@ uint16_t APIConnection::try_send_media_player_info(EntityBase *entity, APIConnec
   ListEntitiesMediaPlayerResponse msg;
   auto traits = media_player->get_traits();
   msg.supports_pause = traits.get_supports_pause();
+  msg.feature_flags = traits.get_feature_flags();
   for (auto &supported_format : traits.get_supported_formats()) {
     msg.supported_formats.emplace_back();
     auto &media_format = msg.supported_formats.back();
@@ -1133,10 +1105,8 @@ void APIConnection::bluetooth_gatt_notify(const BluetoothGATTNotifyRequest &msg)
 
 bool APIConnection::send_subscribe_bluetooth_connections_free_response(
     const SubscribeBluetoothConnectionsFreeRequest &msg) {
-  BluetoothConnectionsFreeResponse resp;
-  resp.free = bluetooth_proxy::global_bluetooth_proxy->get_bluetooth_connections_free();
-  resp.limit = bluetooth_proxy::global_bluetooth_proxy->get_bluetooth_connections_limit();
-  return this->send_message(resp, BluetoothConnectionsFreeResponse::MESSAGE_TYPE);
+  bluetooth_proxy::global_bluetooth_proxy->send_connections_free(this);
+  return true;
 }
 
 void APIConnection::bluetooth_scanner_set_mode(const BluetoothScannerSetModeRequest &msg) {
@@ -1213,9 +1183,7 @@ bool APIConnection::send_voice_assistant_get_configuration_response(const VoiceA
       resp_wake_word.trained_languages.push_back(lang);
     }
   }
-  for (auto &wake_word_id : config.active_wake_words) {
-    resp.active_wake_words.push_back(wake_word_id);
-  }
+  resp.active_wake_words = &config.active_wake_words;
   resp.max_active_wake_words = config.max_active_wake_words;
   return this->send_message(resp, VoiceAssistantConfigurationResponse::MESSAGE_TYPE);
 }
@@ -1393,7 +1361,7 @@ bool APIConnection::send_hello_response(const HelloRequest &msg) {
 
   HelloResponse resp;
   resp.api_version_major = 1;
-  resp.api_version_minor = 10;
+  resp.api_version_minor = 12;
   // Temporary string for concatenation - will be valid during send_message call
   std::string server_info = App.get_name() + " (esphome v" ESPHOME_VERSION ")";
   resp.set_server_info(StringRef(server_info));
@@ -1538,19 +1506,18 @@ void APIConnection::execute_service(const ExecuteServiceRequest &msg) {
 #endif
 #ifdef USE_API_NOISE
 bool APIConnection::send_noise_encryption_set_key_response(const NoiseEncryptionSetKeyRequest &msg) {
-  psk_t psk{};
   NoiseEncryptionSetKeyResponse resp;
+  resp.success = false;
+
+  psk_t psk{};
   if (base64_decode(msg.key, psk.data(), msg.key.size()) != psk.size()) {
     ESP_LOGW(TAG, "Invalid encryption key length");
-    resp.success = false;
-    return this->send_message(resp, NoiseEncryptionSetKeyResponse::MESSAGE_TYPE);
-  }
-  if (!this->parent_->save_noise_psk(psk, true)) {
+  } else if (!this->parent_->save_noise_psk(psk, true)) {
     ESP_LOGW(TAG, "Failed to save encryption key");
-    resp.success = false;
-    return this->send_message(resp, NoiseEncryptionSetKeyResponse::MESSAGE_TYPE);
-  }
+  } else {
     resp.success = true;
+  }
+
   return this->send_message(resp, NoiseEncryptionSetKeyResponse::MESSAGE_TYPE);
 }
 #endif
@@ -1568,8 +1535,7 @@ bool APIConnection::try_to_clear_buffer(bool log_out_of_space) {
   APIError err = this->helper_->loop();
   if (err != APIError::OK) {
     on_fatal_error();
-    ESP_LOGW(TAG, "%s: Socket operation failed %s errno=%d", this->get_client_combined_info().c_str(),
-             api_error_to_str(err), errno);
+    this->log_socket_operation_failed_(err);
     return false;
   }
   if (this->helper_->can_write_without_blocking())
@@ -1589,8 +1555,7 @@ bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) {
     return false;
   if (err != APIError::OK) {
     on_fatal_error();
-    ESP_LOGW(TAG, "%s: Packet write failed %s errno=%d", this->get_client_combined_info().c_str(),
-             api_error_to_str(err), errno);
+    this->log_warning_("Packet write failed", err);
     return false;
   }
   // Do not set last_traffic_ on send
@@ -1675,6 +1640,8 @@ void APIConnection::process_batch_() {
     return;
   }
 
+  // Get shared buffer reference once to avoid multiple calls
+  auto &shared_buf = this->parent_->get_shared_buffer_ref();
   size_t num_items = this->deferred_batch_.size();
 
   // Fast path for single message - allocate exact size needed
@@ -1685,8 +1652,7 @@ void APIConnection::process_batch_() {
     uint16_t payload_size =
         item.creator(item.entity, this, std::numeric_limits<uint16_t>::max(), true, item.message_type);
 
-    if (payload_size > 0 &&
-        this->send_buffer(ProtoWriteBuffer{&this->parent_->get_shared_buffer_ref()}, item.message_type)) {
+    if (payload_size > 0 && this->send_buffer(ProtoWriteBuffer{&shared_buf}, item.message_type)) {
 #ifdef HAS_PROTO_MESSAGE_DUMP
       // Log messages after send attempt for VV debugging
       // It's safe to use the buffer for logging at this point regardless of send result
@@ -1713,20 +1679,18 @@ void APIConnection::process_batch_() {
   const uint8_t footer_size = this->helper_->frame_footer_size();
 
   // Initialize buffer and tracking variables
-  this->parent_->get_shared_buffer_ref().clear();
+  shared_buf.clear();
 
   // Pre-calculate exact buffer size needed based on message types
-  uint32_t total_estimated_size = 0;
+  uint32_t total_estimated_size = num_items * (header_padding + footer_size);
   for (size_t i = 0; i < this->deferred_batch_.size(); i++) {
     const auto &item = this->deferred_batch_[i];
     total_estimated_size += item.estimated_size;
   }
 
   // Calculate total overhead for all messages
-  uint32_t total_overhead = (header_padding + footer_size) * num_items;
-
   // Reserve based on estimated size (much more accurate than 24-byte worst-case)
-  this->parent_->get_shared_buffer_ref().reserve(total_estimated_size + total_overhead);
+  shared_buf.reserve(total_estimated_size);
   this->flags_.batch_first_message = true;
 
   size_t items_processed = 0;
@@ -1768,7 +1732,7 @@ void APIConnection::process_batch_() {
     remaining_size -= payload_size;
     // Calculate where the next message's header padding will start
     // Current buffer size + footer space (that prepare_message_buffer will add for this message)
-    current_offset = this->parent_->get_shared_buffer_ref().size() + footer_size;
+    current_offset = shared_buf.size() + footer_size;
   }
 
   if (items_processed == 0) {
@@ -1778,17 +1742,15 @@ void APIConnection::process_batch_() {
 
   // Add footer space for the last message (for Noise protocol MAC)
   if (footer_size > 0) {
-    auto &shared_buf = this->parent_->get_shared_buffer_ref();
     shared_buf.resize(shared_buf.size() + footer_size);
   }
 
   // Send all collected packets
-  APIError err = this->helper_->write_protobuf_packets(ProtoWriteBuffer{&this->parent_->get_shared_buffer_ref()},
+  APIError err = this->helper_->write_protobuf_packets(ProtoWriteBuffer{&shared_buf},
                                                        std::span<const PacketInfo>(packet_info, packet_count));
   if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
     on_fatal_error();
-    ESP_LOGW(TAG, "%s: Batch write failed %s errno=%d", this->get_client_combined_info().c_str(), api_error_to_str(err),
-             errno);
+    this->log_warning_("Batch write failed", err);
   }
 
 #ifdef HAS_PROTO_MESSAGE_DUMP
@@ -1844,5 +1806,33 @@ uint16_t APIConnection::try_send_ping_request(EntityBase *entity, APIConnection
   return encode_message_to_buffer(req, PingRequest::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 
+#ifdef USE_API_HOMEASSISTANT_STATES
+void APIConnection::process_state_subscriptions_() {
+  const auto &subs = this->parent_->get_state_subs();
+  if (this->state_subs_at_ >= static_cast<int>(subs.size())) {
+    this->state_subs_at_ = -1;
+    return;
+  }
+
+  const auto &it = subs[this->state_subs_at_];
+  SubscribeHomeAssistantStateResponse resp;
+  resp.set_entity_id(StringRef(it.entity_id));
+
+  // Avoid string copy by directly using the optional's value if it exists
+  resp.set_attribute(it.attribute.has_value() ? StringRef(it.attribute.value()) : StringRef(""));
+
+  resp.once = it.once;
+  if (this->send_message(resp, SubscribeHomeAssistantStateResponse::MESSAGE_TYPE)) {
+    this->state_subs_at_++;
+  }
+}
+#endif  // USE_API_HOMEASSISTANT_STATES
+
+void APIConnection::log_warning_(const char *message, APIError err) {
+  ESP_LOGW(TAG, "%s: %s %s errno=%d", this->get_client_combined_info().c_str(), message, api_error_to_str(err), errno);
+}
+
+void APIConnection::log_socket_operation_failed_(APIError err) { this->log_warning_("Socket operation failed", err); }
+
 }  // namespace esphome::api
 #endif

esphome/components/api/api_connection.h

@@ -131,11 +131,13 @@ class APIConnection : public APIServerConnection {
   void media_player_command(const MediaPlayerCommandRequest &msg) override;
 #endif
   bool try_send_log_message(int level, const char *tag, const char *line, size_t message_len);
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   void send_homeassistant_service_call(const HomeassistantServiceResponse &call) {
     if (!this->flags_.service_call_subscription)
       return;
     this->send_message(call, HomeassistantServiceResponse::MESSAGE_TYPE);
   }
+#endif
 #ifdef USE_BLUETOOTH_PROXY
   void subscribe_bluetooth_le_advertisements(const SubscribeBluetoothLEAdvertisementsRequest &msg) override;
   void unsubscribe_bluetooth_le_advertisements(const UnsubscribeBluetoothLEAdvertisementsRequest &msg) override;
@@ -209,9 +211,11 @@ class APIConnection : public APIServerConnection {
     if (msg.dump_config)
       App.schedule_dump_config();
   }
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   void subscribe_homeassistant_services(const SubscribeHomeassistantServicesRequest &msg) override {
     this->flags_.service_call_subscription = true;
   }
+#endif
 #ifdef USE_API_HOMEASSISTANT_STATES
   void subscribe_home_assistant_states(const SubscribeHomeAssistantStatesRequest &msg) override;
 #endif
@@ -231,6 +235,13 @@ class APIConnection : public APIServerConnection {
            this->is_authenticated();
   }
   uint8_t get_log_subscription_level() const { return this->flags_.log_subscription; }
+
+  // Get client API version for feature detection
+  bool client_supports_api_version(uint16_t major, uint16_t minor) const {
+    return this->client_api_version_major_ > major ||
+           (this->client_api_version_major_ == major && this->client_api_version_minor_ >= minor);
+  }
+
   void on_fatal_error() override;
 #ifdef USE_API_PASSWORD
   void on_unauthenticated_access() override;
@@ -294,6 +305,10 @@ class APIConnection : public APIServerConnection {
   // Helper function to handle authentication completion
   void complete_authentication_();
 
+#ifdef USE_API_HOMEASSISTANT_STATES
+  void process_state_subscriptions_();
+#endif
+
   // Non-template helper to encode any ProtoMessage
   static uint16_t encode_message_to_buffer(ProtoMessage &msg, uint8_t message_type, APIConnection *conn,
                                            uint32_t remaining_size, bool is_single);
@@ -728,6 +743,11 @@ class APIConnection : public APIServerConnection {
     this->deferred_batch_.add_item_front(entity, MessageCreator(function_ptr), message_type, estimated_size);
     return this->schedule_batch_();
   }
+
+  // Helper function to log API errors with errno
+  void log_warning_(const char *message, APIError err);
+  // Specific helper for duplicated error message
+  void log_socket_operation_failed_(APIError err);
 };
 
 }  // namespace esphome::api

esphome/components/api/api_options.proto

@@ -27,4 +27,33 @@ extend google.protobuf.MessageOptions {
 extend google.protobuf.FieldOptions {
     optional string field_ifdef = 1042;
     optional uint32 fixed_array_size = 50007;
+    optional bool no_zero_copy = 50008 [default=false];
+    optional bool fixed_array_skip_zero = 50009 [default=false];
+    optional string fixed_array_size_define = 50010;
+
+    // container_pointer: Zero-copy optimization for repeated fields.
+    //
+    // When container_pointer is set on a repeated field, the generated message will
+    // store a pointer to an existing container instead of copying the data into the
+    // message's own repeated field. This eliminates heap allocations and improves performance.
+    //
+    // Requirements for safe usage:
+    // 1. The source container must remain valid until the message is encoded
+    // 2. Messages must be encoded immediately (which ESPHome does by default)
+    // 3. The container type must match the field type exactly
+    //
+    // Supported container types:
+    // - "std::vector<T>" for most repeated fields
+    // - "std::set<T>" for unique/sorted data
+    // - Full type specification required for enums (e.g., "std::set<climate::ClimateMode>")
+    //
+    // Example usage in .proto file:
+    //   repeated string supported_modes = 12 [(container_pointer) = "std::set"];
+    //   repeated ColorMode color_modes = 13 [(container_pointer) = "std::set<light::ColorMode>"];
+    //
+    // The corresponding C++ code must provide const reference access to a container
+    // that matches the specified type and remains valid during message encoding.
+    // This is typically done through methods returning const T& or special accessor
+    // methods like get_options() or supported_modes_for_api_().
+    optional string container_pointer = 50001;
 }

esphome/components/api/api_pb2.h

@@ -6,6 +6,7 @@
 #include "esphome/core/string_ref.h"
 
 #include "proto.h"
+#include "api_pb2_includes.h"
 
 namespace esphome::api {
 
@@ -149,6 +150,9 @@ enum MediaPlayerState : uint32_t {
   MEDIA_PLAYER_STATE_IDLE = 1,
   MEDIA_PLAYER_STATE_PLAYING = 2,
   MEDIA_PLAYER_STATE_PAUSED = 3,
+  MEDIA_PLAYER_STATE_ANNOUNCING = 4,
+  MEDIA_PLAYER_STATE_OFF = 5,
+  MEDIA_PLAYER_STATE_ON = 6,
 };
 enum MediaPlayerCommand : uint32_t {
   MEDIA_PLAYER_COMMAND_PLAY = 0,
@@ -156,6 +160,15 @@ enum MediaPlayerCommand : uint32_t {
   MEDIA_PLAYER_COMMAND_STOP = 2,
   MEDIA_PLAYER_COMMAND_MUTE = 3,
   MEDIA_PLAYER_COMMAND_UNMUTE = 4,
+  MEDIA_PLAYER_COMMAND_TOGGLE = 5,
+  MEDIA_PLAYER_COMMAND_VOLUME_UP = 6,
+  MEDIA_PLAYER_COMMAND_VOLUME_DOWN = 7,
+  MEDIA_PLAYER_COMMAND_ENQUEUE = 8,
+  MEDIA_PLAYER_COMMAND_REPEAT_ONE = 9,
+  MEDIA_PLAYER_COMMAND_REPEAT_OFF = 10,
+  MEDIA_PLAYER_COMMAND_CLEAR_PLAYLIST = 11,
+  MEDIA_PLAYER_COMMAND_TURN_ON = 12,
+  MEDIA_PLAYER_COMMAND_TURN_OFF = 13,
 };
 enum MediaPlayerFormatPurpose : uint32_t {
   MEDIA_PLAYER_FORMAT_PURPOSE_DEFAULT = 0,
@@ -340,7 +353,7 @@ class HelloResponse : public ProtoMessage {
   StringRef name_ref_{};
   void set_name(const StringRef &ref) { this->name_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -371,14 +384,14 @@ class ConnectResponse : public ProtoMessage {
 #endif
   bool invalid_password{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
 };
-class DisconnectRequest : public ProtoDecodableMessage {
+class DisconnectRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 5;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -391,7 +404,7 @@ class DisconnectRequest : public ProtoDecodableMessage {
 
  protected:
 };
-class DisconnectResponse : public ProtoDecodableMessage {
+class DisconnectResponse : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 6;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -404,7 +417,7 @@ class DisconnectResponse : public ProtoDecodableMessage {
 
  protected:
 };
-class PingRequest : public ProtoDecodableMessage {
+class PingRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 7;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -417,7 +430,7 @@ class PingRequest : public ProtoDecodableMessage {
 
  protected:
 };
-class PingResponse : public ProtoDecodableMessage {
+class PingResponse : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 8;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -430,7 +443,7 @@ class PingResponse : public ProtoDecodableMessage {
 
  protected:
 };
-class DeviceInfoRequest : public ProtoDecodableMessage {
+class DeviceInfoRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 9;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -450,7 +463,7 @@ class AreaInfo : public ProtoMessage {
   StringRef name_ref_{};
   void set_name(const StringRef &ref) { this->name_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -466,7 +479,7 @@ class DeviceInfo : public ProtoMessage {
   void set_name(const StringRef &ref) { this->name_ref_ = ref; }
   uint32_t area_id{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -539,14 +552,14 @@ class DeviceInfoResponse : public ProtoMessage {
   AreaInfo area{};
 #endif
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
 };
-class ListEntitiesRequest : public ProtoDecodableMessage {
+class ListEntitiesRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 11;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -572,7 +585,7 @@ class ListEntitiesDoneResponse : public ProtoMessage {
 
  protected:
 };
-class SubscribeStatesRequest : public ProtoDecodableMessage {
+class SubscribeStatesRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 20;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -597,7 +610,7 @@ class ListEntitiesBinarySensorResponse : public InfoResponseProtoMessage {
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   bool is_status_binary_sensor{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -614,7 +627,7 @@ class BinarySensorStateResponse : public StateResponseProtoMessage {
   bool state{false};
   bool missing_state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -637,7 +650,7 @@ class ListEntitiesCoverResponse : public InfoResponseProtoMessage {
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   bool supports_stop{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -655,7 +668,7 @@ class CoverStateResponse : public StateResponseProtoMessage {
   float tilt{0.0f};
   enums::CoverOperation current_operation{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -695,9 +708,9 @@ class ListEntitiesFanResponse : public InfoResponseProtoMessage {
   bool supports_speed{false};
   bool supports_direction{false};
   int32_t supported_speed_count{0};
-  std::vector<std::string> supported_preset_modes{};
+  const std::set<std::string> *supported_preset_modes{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -718,7 +731,7 @@ class FanStateResponse : public StateResponseProtoMessage {
   StringRef preset_mode_ref_{};
   void set_preset_mode(const StringRef &ref) { this->preset_mode_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -760,12 +773,12 @@ class ListEntitiesLightResponse : public InfoResponseProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_light_response"; }
 #endif
-  std::vector<enums::ColorMode> supported_color_modes{};
+  const std::set<light::ColorMode> *supported_color_modes{};
   float min_mireds{0.0f};
   float max_mireds{0.0f};
   std::vector<std::string> effects{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -793,7 +806,7 @@ class LightStateResponse : public StateResponseProtoMessage {
   StringRef effect_ref_{};
   void set_effect(const StringRef &ref) { this->effect_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -859,7 +872,7 @@ class ListEntitiesSensorResponse : public InfoResponseProtoMessage {
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   enums::SensorStateClass state_class{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -876,7 +889,7 @@ class SensorStateResponse : public StateResponseProtoMessage {
   float state{0.0f};
   bool missing_state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -896,7 +909,7 @@ class ListEntitiesSwitchResponse : public InfoResponseProtoMessage {
   StringRef device_class_ref_{};
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -912,7 +925,7 @@ class SwitchStateResponse : public StateResponseProtoMessage {
 #endif
   bool state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -947,7 +960,7 @@ class ListEntitiesTextSensorResponse : public InfoResponseProtoMessage {
   StringRef device_class_ref_{};
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -965,7 +978,7 @@ class TextSensorStateResponse : public StateResponseProtoMessage {
   void set_state(const StringRef &ref) { this->state_ref_ = ref; }
   bool missing_state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1004,7 +1017,7 @@ class SubscribeLogsResponse : public ProtoMessage {
     this->message_len_ = len;
   }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1036,7 +1049,7 @@ class NoiseEncryptionSetKeyResponse : public ProtoMessage {
 #endif
   bool success{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1044,7 +1057,8 @@ class NoiseEncryptionSetKeyResponse : public ProtoMessage {
  protected:
 };
 #endif
-class SubscribeHomeassistantServicesRequest : public ProtoDecodableMessage {
+#ifdef USE_API_HOMEASSISTANT_SERVICES
+class SubscribeHomeassistantServicesRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 34;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -1061,10 +1075,9 @@ class HomeassistantServiceMap : public ProtoMessage {
  public:
   StringRef key_ref_{};
   void set_key(const StringRef &ref) { this->key_ref_ = ref; }
-  StringRef value_ref_{};
-  void set_value(const StringRef &ref) { this->value_ref_ = ref; }
+  std::string value{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1085,15 +1098,16 @@ class HomeassistantServiceResponse : public ProtoMessage {
   std::vector<HomeassistantServiceMap> variables{};
   bool is_event{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
 };
+#endif
 #ifdef USE_API_HOMEASSISTANT_STATES
-class SubscribeHomeAssistantStatesRequest : public ProtoDecodableMessage {
+class SubscribeHomeAssistantStatesRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 38;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -1119,7 +1133,7 @@ class SubscribeHomeAssistantStateResponse : public ProtoMessage {
   void set_attribute(const StringRef &ref) { this->attribute_ref_ = ref; }
   bool once{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1144,7 +1158,7 @@ class HomeAssistantStateResponse : public ProtoDecodableMessage {
   bool decode_length(uint32_t field_id, ProtoLengthDelimited value) override;
 };
 #endif
-class GetTimeRequest : public ProtoDecodableMessage {
+class GetTimeRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 36;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -1166,7 +1180,7 @@ class GetTimeResponse : public ProtoDecodableMessage {
 #endif
   uint32_t epoch_seconds{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1181,7 +1195,7 @@ class ListEntitiesServicesArgument : public ProtoMessage {
   void set_name(const StringRef &ref) { this->name_ref_ = ref; }
   enums::ServiceArgType type{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1200,7 +1214,7 @@ class ListEntitiesServicesResponse : public ProtoMessage {
   uint32_t key{0};
   std::vector<ListEntitiesServicesArgument> args{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1254,7 +1268,7 @@ class ListEntitiesCameraResponse : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_camera_response"; }
 #endif
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1276,7 +1290,7 @@ class CameraImageResponse : public StateResponseProtoMessage {
   }
   bool done{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1310,23 +1324,23 @@ class ListEntitiesClimateResponse : public InfoResponseProtoMessage {
 #endif
   bool supports_current_temperature{false};
   bool supports_two_point_target_temperature{false};
-  std::vector<enums::ClimateMode> supported_modes{};
+  const std::set<climate::ClimateMode> *supported_modes{};
   float visual_min_temperature{0.0f};
   float visual_max_temperature{0.0f};
   float visual_target_temperature_step{0.0f};
   bool supports_action{false};
-  std::vector<enums::ClimateFanMode> supported_fan_modes{};
-  std::vector<enums::ClimateSwingMode> supported_swing_modes{};
-  std::vector<std::string> supported_custom_fan_modes{};
-  std::vector<enums::ClimatePreset> supported_presets{};
-  std::vector<std::string> supported_custom_presets{};
+  const std::set<climate::ClimateFanMode> *supported_fan_modes{};
+  const std::set<climate::ClimateSwingMode> *supported_swing_modes{};
+  const std::set<std::string> *supported_custom_fan_modes{};
+  const std::set<climate::ClimatePreset> *supported_presets{};
+  const std::set<std::string> *supported_custom_presets{};
   float visual_current_temperature_step{0.0f};
   bool supports_current_humidity{false};
   bool supports_target_humidity{false};
   float visual_min_humidity{0.0f};
   float visual_max_humidity{0.0f};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1356,7 +1370,7 @@ class ClimateStateResponse : public StateResponseProtoMessage {
   float current_humidity{0.0f};
   float target_humidity{0.0f};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1417,7 +1431,7 @@ class ListEntitiesNumberResponse : public InfoResponseProtoMessage {
   StringRef device_class_ref_{};
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1434,7 +1448,7 @@ class NumberStateResponse : public StateResponseProtoMessage {
   float state{0.0f};
   bool missing_state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1466,9 +1480,9 @@ class ListEntitiesSelectResponse : public InfoResponseProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_select_response"; }
 #endif
-  std::vector<std::string> options{};
+  const std::vector<std::string> *options{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1486,7 +1500,7 @@ class SelectStateResponse : public StateResponseProtoMessage {
   void set_state(const StringRef &ref) { this->state_ref_ = ref; }
   bool missing_state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1523,7 +1537,7 @@ class ListEntitiesSirenResponse : public InfoResponseProtoMessage {
   bool supports_duration{false};
   bool supports_volume{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1539,7 +1553,7 @@ class SirenStateResponse : public StateResponseProtoMessage {
 #endif
   bool state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1585,7 +1599,7 @@ class ListEntitiesLockResponse : public InfoResponseProtoMessage {
   StringRef code_format_ref_{};
   void set_code_format(const StringRef &ref) { this->code_format_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1601,7 +1615,7 @@ class LockStateResponse : public StateResponseProtoMessage {
 #endif
   enums::LockState state{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1639,7 +1653,7 @@ class ListEntitiesButtonResponse : public InfoResponseProtoMessage {
   StringRef device_class_ref_{};
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1672,7 +1686,7 @@ class MediaPlayerSupportedFormat : public ProtoMessage {
   enums::MediaPlayerFormatPurpose purpose{};
   uint32_t sample_bytes{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1682,14 +1696,15 @@ class MediaPlayerSupportedFormat : public ProtoMessage {
 class ListEntitiesMediaPlayerResponse : public InfoResponseProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 63;
-  static constexpr uint8_t ESTIMATED_SIZE = 76;
+  static constexpr uint8_t ESTIMATED_SIZE = 80;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "list_entities_media_player_response"; }
 #endif
   bool supports_pause{false};
   std::vector<MediaPlayerSupportedFormat> supported_formats{};
+  uint32_t feature_flags{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1707,7 +1722,7 @@ class MediaPlayerStateResponse : public StateResponseProtoMessage {
   float volume{0.0f};
   bool muted{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1763,7 +1778,7 @@ class BluetoothLERawAdvertisement : public ProtoMessage {
   uint8_t data[62]{};
   uint8_t data_len{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1779,7 +1794,7 @@ class BluetoothLERawAdvertisementsResponse : public ProtoMessage {
 #endif
   std::vector<BluetoothLERawAdvertisement> advertisements{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1816,7 +1831,7 @@ class BluetoothDeviceConnectionResponse : public ProtoMessage {
   uint32_t mtu{0};
   int32_t error{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1842,8 +1857,9 @@ class BluetoothGATTDescriptor : public ProtoMessage {
  public:
   std::array<uint64_t, 2> uuid{};
   uint32_t handle{0};
+  uint32_t short_uuid{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1856,8 +1872,9 @@ class BluetoothGATTCharacteristic : public ProtoMessage {
   uint32_t handle{0};
   uint32_t properties{0};
   std::vector<BluetoothGATTDescriptor> descriptors{};
+  uint32_t short_uuid{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1869,8 +1886,9 @@ class BluetoothGATTService : public ProtoMessage {
   std::array<uint64_t, 2> uuid{};
   uint32_t handle{0};
   std::vector<BluetoothGATTCharacteristic> characteristics{};
+  uint32_t short_uuid{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1880,14 +1898,14 @@ class BluetoothGATTService : public ProtoMessage {
 class BluetoothGATTGetServicesResponse : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 71;
-  static constexpr uint8_t ESTIMATED_SIZE = 21;
+  static constexpr uint8_t ESTIMATED_SIZE = 38;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "bluetooth_gatt_get_services_response"; }
 #endif
   uint64_t address{0};
-  std::array<BluetoothGATTService, 1> services{};
+  std::vector<BluetoothGATTService> services{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1903,7 +1921,7 @@ class BluetoothGATTGetServicesDoneResponse : public ProtoMessage {
 #endif
   uint64_t address{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -1942,7 +1960,7 @@ class BluetoothGATTReadResponse : public ProtoMessage {
     this->data_len_ = len;
   }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2035,14 +2053,14 @@ class BluetoothGATTNotifyDataResponse : public ProtoMessage {
     this->data_len_ = len;
   }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
 };
-class SubscribeBluetoothConnectionsFreeRequest : public ProtoDecodableMessage {
+class SubscribeBluetoothConnectionsFreeRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 80;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -2058,15 +2076,15 @@ class SubscribeBluetoothConnectionsFreeRequest : public ProtoDecodableMessage {
 class BluetoothConnectionsFreeResponse : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 81;
-  static constexpr uint8_t ESTIMATED_SIZE = 16;
+  static constexpr uint8_t ESTIMATED_SIZE = 20;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "bluetooth_connections_free_response"; }
 #endif
   uint32_t free{0};
   uint32_t limit{0};
-  std::vector<uint64_t> allocated{};
+  std::array<uint64_t, BLUETOOTH_PROXY_MAX_CONNECTIONS> allocated{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2084,7 +2102,7 @@ class BluetoothGATTErrorResponse : public ProtoMessage {
   uint32_t handle{0};
   int32_t error{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2101,7 +2119,7 @@ class BluetoothGATTWriteResponse : public ProtoMessage {
   uint64_t address{0};
   uint32_t handle{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2118,7 +2136,7 @@ class BluetoothGATTNotifyResponse : public ProtoMessage {
   uint64_t address{0};
   uint32_t handle{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2136,7 +2154,7 @@ class BluetoothDevicePairingResponse : public ProtoMessage {
   bool paired{false};
   int32_t error{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2154,14 +2172,14 @@ class BluetoothDeviceUnpairingResponse : public ProtoMessage {
   bool success{false};
   int32_t error{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
 };
-class UnsubscribeBluetoothLEAdvertisementsRequest : public ProtoDecodableMessage {
+class UnsubscribeBluetoothLEAdvertisementsRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 87;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -2185,7 +2203,7 @@ class BluetoothDeviceClearCacheResponse : public ProtoMessage {
   bool success{false};
   int32_t error{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2202,7 +2220,7 @@ class BluetoothScannerStateResponse : public ProtoMessage {
   enums::BluetoothScannerState state{};
   enums::BluetoothScannerMode mode{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2248,7 +2266,7 @@ class VoiceAssistantAudioSettings : public ProtoMessage {
   uint32_t auto_gain{0};
   float volume_multiplier{0.0f};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2270,7 +2288,7 @@ class VoiceAssistantRequest : public ProtoMessage {
   StringRef wake_word_phrase_ref_{};
   void set_wake_word_phrase(const StringRef &ref) { this->wake_word_phrase_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2337,7 +2355,7 @@ class VoiceAssistantAudio : public ProtoDecodableMessage {
   }
   bool end{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2395,7 +2413,7 @@ class VoiceAssistantAnnounceFinished : public ProtoMessage {
 #endif
   bool success{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2410,14 +2428,14 @@ class VoiceAssistantWakeWord : public ProtoMessage {
   void set_wake_word(const StringRef &ref) { this->wake_word_ref_ = ref; }
   std::vector<std::string> trained_languages{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
 };
-class VoiceAssistantConfigurationRequest : public ProtoDecodableMessage {
+class VoiceAssistantConfigurationRequest : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 121;
   static constexpr uint8_t ESTIMATED_SIZE = 0;
@@ -2438,10 +2456,10 @@ class VoiceAssistantConfigurationResponse : public ProtoMessage {
   const char *message_name() const override { return "voice_assistant_configuration_response"; }
 #endif
   std::vector<VoiceAssistantWakeWord> available_wake_words{};
-  std::vector<std::string> active_wake_words{};
+  const std::vector<std::string> *active_wake_words{};
   uint32_t max_active_wake_words{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2476,7 +2494,7 @@ class ListEntitiesAlarmControlPanelResponse : public InfoResponseProtoMessage {
   bool requires_code{false};
   bool requires_code_to_arm{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2492,7 +2510,7 @@ class AlarmControlPanelStateResponse : public StateResponseProtoMessage {
 #endif
   enums::AlarmControlPanelState state{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2532,7 +2550,7 @@ class ListEntitiesTextResponse : public InfoResponseProtoMessage {
   void set_pattern(const StringRef &ref) { this->pattern_ref_ = ref; }
   enums::TextMode mode{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2550,7 +2568,7 @@ class TextStateResponse : public StateResponseProtoMessage {
   void set_state(const StringRef &ref) { this->state_ref_ = ref; }
   bool missing_state{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2584,7 +2602,7 @@ class ListEntitiesDateResponse : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_date_response"; }
 #endif
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2603,7 +2621,7 @@ class DateStateResponse : public StateResponseProtoMessage {
   uint32_t month{0};
   uint32_t day{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2638,7 +2656,7 @@ class ListEntitiesTimeResponse : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_time_response"; }
 #endif
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2657,7 +2675,7 @@ class TimeStateResponse : public StateResponseProtoMessage {
   uint32_t minute{0};
   uint32_t second{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2695,7 +2713,7 @@ class ListEntitiesEventResponse : public InfoResponseProtoMessage {
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   std::vector<std::string> event_types{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2712,7 +2730,7 @@ class EventResponse : public StateResponseProtoMessage {
   StringRef event_type_ref_{};
   void set_event_type(const StringRef &ref) { this->event_type_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2734,7 +2752,7 @@ class ListEntitiesValveResponse : public InfoResponseProtoMessage {
   bool supports_position{false};
   bool supports_stop{false};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2751,7 +2769,7 @@ class ValveStateResponse : public StateResponseProtoMessage {
   float position{0.0f};
   enums::ValveOperation current_operation{};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2786,7 +2804,7 @@ class ListEntitiesDateTimeResponse : public InfoResponseProtoMessage {
   const char *message_name() const override { return "list_entities_date_time_response"; }
 #endif
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2803,7 +2821,7 @@ class DateTimeStateResponse : public StateResponseProtoMessage {
   bool missing_state{false};
   uint32_t epoch_seconds{0};
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2838,7 +2856,7 @@ class ListEntitiesUpdateResponse : public InfoResponseProtoMessage {
   StringRef device_class_ref_{};
   void set_device_class(const StringRef &ref) { this->device_class_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
@@ -2867,7 +2885,7 @@ class UpdateStateResponse : public StateResponseProtoMessage {
   StringRef release_url_ref_{};
   void set_release_url(const StringRef &ref) { this->release_url_ref_ = ref; }
   void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(uint32_t &total_size) const override;
+  void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif

esphome/components/api/api_pb2_dump.cpp

@@ -383,6 +383,12 @@ template<> const char *proto_enum_to_string<enums::MediaPlayerState>(enums::Medi
       return "MEDIA_PLAYER_STATE_PLAYING";
     case enums::MEDIA_PLAYER_STATE_PAUSED:
       return "MEDIA_PLAYER_STATE_PAUSED";
+    case enums::MEDIA_PLAYER_STATE_ANNOUNCING:
+      return "MEDIA_PLAYER_STATE_ANNOUNCING";
+    case enums::MEDIA_PLAYER_STATE_OFF:
+      return "MEDIA_PLAYER_STATE_OFF";
+    case enums::MEDIA_PLAYER_STATE_ON:
+      return "MEDIA_PLAYER_STATE_ON";
     default:
       return "UNKNOWN";
   }
@@ -399,6 +405,24 @@ template<> const char *proto_enum_to_string<enums::MediaPlayerCommand>(enums::Me
       return "MEDIA_PLAYER_COMMAND_MUTE";
     case enums::MEDIA_PLAYER_COMMAND_UNMUTE:
       return "MEDIA_PLAYER_COMMAND_UNMUTE";
+    case enums::MEDIA_PLAYER_COMMAND_TOGGLE:
+      return "MEDIA_PLAYER_COMMAND_TOGGLE";
+    case enums::MEDIA_PLAYER_COMMAND_VOLUME_UP:
+      return "MEDIA_PLAYER_COMMAND_VOLUME_UP";
+    case enums::MEDIA_PLAYER_COMMAND_VOLUME_DOWN:
+      return "MEDIA_PLAYER_COMMAND_VOLUME_DOWN";
+    case enums::MEDIA_PLAYER_COMMAND_ENQUEUE:
+      return "MEDIA_PLAYER_COMMAND_ENQUEUE";
+    case enums::MEDIA_PLAYER_COMMAND_REPEAT_ONE:
+      return "MEDIA_PLAYER_COMMAND_REPEAT_ONE";
+    case enums::MEDIA_PLAYER_COMMAND_REPEAT_OFF:
+      return "MEDIA_PLAYER_COMMAND_REPEAT_OFF";
+    case enums::MEDIA_PLAYER_COMMAND_CLEAR_PLAYLIST:
+      return "MEDIA_PLAYER_COMMAND_CLEAR_PLAYLIST";
+    case enums::MEDIA_PLAYER_COMMAND_TURN_ON:
+      return "MEDIA_PLAYER_COMMAND_TURN_ON";
+    case enums::MEDIA_PLAYER_COMMAND_TURN_OFF:
+      return "MEDIA_PLAYER_COMMAND_TURN_OFF";
     default:
       return "UNKNOWN";
   }
@@ -814,7 +838,7 @@ void ListEntitiesFanResponse::dump_to(std::string &out) const {
   dump_field(out, "icon", this->icon_ref_);
 #endif
   dump_field(out, "entity_category", static_cast<enums::EntityCategory>(this->entity_category));
-  for (const auto &it : this->supported_preset_modes) {
+  for (const auto &it : *this->supported_preset_modes) {
     dump_field(out, "supported_preset_modes", it, 4);
   }
 #ifdef USE_DEVICES
@@ -857,7 +881,7 @@ void ListEntitiesLightResponse::dump_to(std::string &out) const {
   dump_field(out, "object_id", this->object_id_ref_);
   dump_field(out, "key", this->key);
   dump_field(out, "name", this->name_ref_);
-  for (const auto &it : this->supported_color_modes) {
+  for (const auto &it : *this->supported_color_modes) {
     dump_field(out, "supported_color_modes", static_cast<enums::ColorMode>(it), 4);
   }
   dump_field(out, "min_mireds", this->min_mireds);
@@ -1038,13 +1062,14 @@ void NoiseEncryptionSetKeyRequest::dump_to(std::string &out) const {
 }
 void NoiseEncryptionSetKeyResponse::dump_to(std::string &out) const { dump_field(out, "success", this->success); }
 #endif
+#ifdef USE_API_HOMEASSISTANT_SERVICES
 void SubscribeHomeassistantServicesRequest::dump_to(std::string &out) const {
   out.append("SubscribeHomeassistantServicesRequest {}");
 }
 void HomeassistantServiceMap::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "HomeassistantServiceMap");
   dump_field(out, "key", this->key_ref_);
-  dump_field(out, "value", this->value_ref_);
+  dump_field(out, "value", this->value);
 }
 void HomeassistantServiceResponse::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "HomeassistantServiceResponse");
@@ -1066,6 +1091,7 @@ void HomeassistantServiceResponse::dump_to(std::string &out) const {
   }
   dump_field(out, "is_event", this->is_event);
 }
+#endif
 #ifdef USE_API_HOMEASSISTANT_STATES
 void SubscribeHomeAssistantStatesRequest::dump_to(std::string &out) const {
   out.append("SubscribeHomeAssistantStatesRequest {}");
@@ -1171,26 +1197,26 @@ void ListEntitiesClimateResponse::dump_to(std::string &out) const {
   dump_field(out, "name", this->name_ref_);
   dump_field(out, "supports_current_temperature", this->supports_current_temperature);
   dump_field(out, "supports_two_point_target_temperature", this->supports_two_point_target_temperature);
-  for (const auto &it : this->supported_modes) {
+  for (const auto &it : *this->supported_modes) {
     dump_field(out, "supported_modes", static_cast<enums::ClimateMode>(it), 4);
   }
   dump_field(out, "visual_min_temperature", this->visual_min_temperature);
   dump_field(out, "visual_max_temperature", this->visual_max_temperature);
   dump_field(out, "visual_target_temperature_step", this->visual_target_temperature_step);
   dump_field(out, "supports_action", this->supports_action);
-  for (const auto &it : this->supported_fan_modes) {
+  for (const auto &it : *this->supported_fan_modes) {
     dump_field(out, "supported_fan_modes", static_cast<enums::ClimateFanMode>(it), 4);
   }
-  for (const auto &it : this->supported_swing_modes) {
+  for (const auto &it : *this->supported_swing_modes) {
     dump_field(out, "supported_swing_modes", static_cast<enums::ClimateSwingMode>(it), 4);
   }
-  for (const auto &it : this->supported_custom_fan_modes) {
+  for (const auto &it : *this->supported_custom_fan_modes) {
     dump_field(out, "supported_custom_fan_modes", it, 4);
   }
-  for (const auto &it : this->supported_presets) {
+  for (const auto &it : *this->supported_presets) {
     dump_field(out, "supported_presets", static_cast<enums::ClimatePreset>(it), 4);
   }
-  for (const auto &it : this->supported_custom_presets) {
+  for (const auto &it : *this->supported_custom_presets) {
     dump_field(out, "supported_custom_presets", it, 4);
   }
   dump_field(out, "disabled_by_default", this->disabled_by_default);
@@ -1303,7 +1329,7 @@ void ListEntitiesSelectResponse::dump_to(std::string &out) const {
 #ifdef USE_ENTITY_ICON
   dump_field(out, "icon", this->icon_ref_);
 #endif
-  for (const auto &it : this->options) {
+  for (const auto &it : *this->options) {
     dump_field(out, "options", it, 4);
   }
   dump_field(out, "disabled_by_default", this->disabled_by_default);
@@ -1464,6 +1490,7 @@ void ListEntitiesMediaPlayerResponse::dump_to(std::string &out) const {
 #ifdef USE_DEVICES
   dump_field(out, "device_id", this->device_id);
 #endif
+  dump_field(out, "feature_flags", this->feature_flags);
 }
 void MediaPlayerStateResponse::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "MediaPlayerStateResponse");
@@ -1534,6 +1561,7 @@ void BluetoothGATTDescriptor::dump_to(std::string &out) const {
     dump_field(out, "uuid", it, 4);
   }
   dump_field(out, "handle", this->handle);
+  dump_field(out, "short_uuid", this->short_uuid);
 }
 void BluetoothGATTCharacteristic::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "BluetoothGATTCharacteristic");
@@ -1547,6 +1575,7 @@ void BluetoothGATTCharacteristic::dump_to(std::string &out) const {
     it.dump_to(out);
     out.append("\n");
   }
+  dump_field(out, "short_uuid", this->short_uuid);
 }
 void BluetoothGATTService::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "BluetoothGATTService");
@@ -1559,6 +1588,7 @@ void BluetoothGATTService::dump_to(std::string &out) const {
     it.dump_to(out);
     out.append("\n");
   }
+  dump_field(out, "short_uuid", this->short_uuid);
 }
 void BluetoothGATTGetServicesResponse::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "BluetoothGATTGetServicesResponse");
@@ -1767,7 +1797,7 @@ void VoiceAssistantConfigurationResponse::dump_to(std::string &out) const {
     it.dump_to(out);
     out.append("\n");
   }
-  for (const auto &it : this->active_wake_words) {
+  for (const auto &it : *this->active_wake_words) {
     dump_field(out, "active_wake_words", it, 4);
   }
   dump_field(out, "max_active_wake_words", this->max_active_wake_words);

esphome/components/api/api_pb2_includes.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include "esphome/core/defines.h"
+
+// This file provides includes needed by the generated protobuf code
+// when using pointer optimizations for component-specific types
+
+#ifdef USE_CLIMATE
+#include "esphome/components/climate/climate_mode.h"
+#include "esphome/components/climate/climate_traits.h"
+#endif
+
+#ifdef USE_LIGHT
+#include "esphome/components/light/light_traits.h"
+#endif
+
+#ifdef USE_FAN
+#include "esphome/components/fan/fan_traits.h"
+#endif
+
+#ifdef USE_SELECT
+#include "esphome/components/select/select_traits.h"
+#endif
+
+// Standard library includes that might be needed
+#include <set>
+#include <vector>
+#include <string>
+
+namespace esphome::api {
+
+// This file only provides includes, no actual code
+
+}  // namespace esphome::api

esphome/components/api/api_pb2_service.cpp

@@ -35,7 +35,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case DisconnectRequest::MESSAGE_TYPE: {
       DisconnectRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_disconnect_request: %s", msg.dump().c_str());
 #endif
@@ -44,7 +44,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case DisconnectResponse::MESSAGE_TYPE: {
       DisconnectResponse msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_disconnect_response: %s", msg.dump().c_str());
 #endif
@@ -53,7 +53,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case PingRequest::MESSAGE_TYPE: {
       PingRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_ping_request: %s", msg.dump().c_str());
 #endif
@@ -62,7 +62,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case PingResponse::MESSAGE_TYPE: {
       PingResponse msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_ping_response: %s", msg.dump().c_str());
 #endif
@@ -71,7 +71,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case DeviceInfoRequest::MESSAGE_TYPE: {
       DeviceInfoRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_device_info_request: %s", msg.dump().c_str());
 #endif
@@ -80,7 +80,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case ListEntitiesRequest::MESSAGE_TYPE: {
       ListEntitiesRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_list_entities_request: %s", msg.dump().c_str());
 #endif
@@ -89,7 +89,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
     }
     case SubscribeStatesRequest::MESSAGE_TYPE: {
       SubscribeStatesRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_subscribe_states_request: %s", msg.dump().c_str());
 #endif
@@ -149,18 +149,20 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
       break;
     }
 #endif
+#ifdef USE_API_HOMEASSISTANT_SERVICES
     case SubscribeHomeassistantServicesRequest::MESSAGE_TYPE: {
       SubscribeHomeassistantServicesRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_subscribe_homeassistant_services_request: %s", msg.dump().c_str());
 #endif
       this->on_subscribe_homeassistant_services_request(msg);
       break;
     }
+#endif
     case GetTimeRequest::MESSAGE_TYPE: {
       GetTimeRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_get_time_request: %s", msg.dump().c_str());
 #endif
@@ -179,7 +181,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
 #ifdef USE_API_HOMEASSISTANT_STATES
     case SubscribeHomeAssistantStatesRequest::MESSAGE_TYPE: {
       SubscribeHomeAssistantStatesRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_subscribe_home_assistant_states_request: %s", msg.dump().c_str());
 #endif
@@ -388,7 +390,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
 #ifdef USE_BLUETOOTH_PROXY
     case SubscribeBluetoothConnectionsFreeRequest::MESSAGE_TYPE: {
       SubscribeBluetoothConnectionsFreeRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_subscribe_bluetooth_connections_free_request: %s", msg.dump().c_str());
 #endif
@@ -399,7 +401,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
 #ifdef USE_BLUETOOTH_PROXY
     case UnsubscribeBluetoothLEAdvertisementsRequest::MESSAGE_TYPE: {
       UnsubscribeBluetoothLEAdvertisementsRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_unsubscribe_bluetooth_le_advertisements_request: %s", msg.dump().c_str());
 #endif
@@ -553,7 +555,7 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
 #ifdef USE_VOICE_ASSISTANT
     case VoiceAssistantConfigurationRequest::MESSAGE_TYPE: {
       VoiceAssistantConfigurationRequest msg;
-      msg.decode(msg_data, msg_size);
+      // Empty message: no decode needed
 #ifdef HAS_PROTO_MESSAGE_DUMP
       ESP_LOGVV(TAG, "on_voice_assistant_configuration_request: %s", msg.dump().c_str());
 #endif
@@ -639,12 +641,14 @@ void APIServerConnection::on_subscribe_logs_request(const SubscribeLogsRequest &
     this->subscribe_logs(msg);
   }
 }
+#ifdef USE_API_HOMEASSISTANT_SERVICES
 void APIServerConnection::on_subscribe_homeassistant_services_request(
     const SubscribeHomeassistantServicesRequest &msg) {
   if (this->check_authenticated_()) {
     this->subscribe_homeassistant_services(msg);
   }
 }
+#endif
 #ifdef USE_API_HOMEASSISTANT_STATES
 void APIServerConnection::on_subscribe_home_assistant_states_request(const SubscribeHomeAssistantStatesRequest &msg) {
   if (this->check_authenticated_()) {

esphome/components/api/api_pb2_service.h

@@ -60,7 +60,9 @@ class APIServerConnectionBase : public ProtoService {
   virtual void on_noise_encryption_set_key_request(const NoiseEncryptionSetKeyRequest &value){};
 #endif
 
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   virtual void on_subscribe_homeassistant_services_request(const SubscribeHomeassistantServicesRequest &value){};
+#endif
 
 #ifdef USE_API_HOMEASSISTANT_STATES
   virtual void on_subscribe_home_assistant_states_request(const SubscribeHomeAssistantStatesRequest &value){};
@@ -218,7 +220,9 @@ class APIServerConnection : public APIServerConnectionBase {
   virtual void list_entities(const ListEntitiesRequest &msg) = 0;
   virtual void subscribe_states(const SubscribeStatesRequest &msg) = 0;
   virtual void subscribe_logs(const SubscribeLogsRequest &msg) = 0;
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   virtual void subscribe_homeassistant_services(const SubscribeHomeassistantServicesRequest &msg) = 0;
+#endif
 #ifdef USE_API_HOMEASSISTANT_STATES
   virtual void subscribe_home_assistant_states(const SubscribeHomeAssistantStatesRequest &msg) = 0;
 #endif
@@ -338,7 +342,9 @@ class APIServerConnection : public APIServerConnectionBase {
   void on_list_entities_request(const ListEntitiesRequest &msg) override;
   void on_subscribe_states_request(const SubscribeStatesRequest &msg) override;
   void on_subscribe_logs_request(const SubscribeLogsRequest &msg) override;
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   void on_subscribe_homeassistant_services_request(const SubscribeHomeassistantServicesRequest &msg) override;
+#endif
 #ifdef USE_API_HOMEASSISTANT_STATES
   void on_subscribe_home_assistant_states_request(const SubscribeHomeAssistantStatesRequest &msg) override;
 #endif

esphome/components/api/api_server.cpp

@@ -369,11 +369,13 @@ void APIServer::set_password(const std::string &password) { this->password_ = pa
 
 void APIServer::set_batch_delay(uint16_t batch_delay) { this->batch_delay_ = batch_delay; }
 
+#ifdef USE_API_HOMEASSISTANT_SERVICES
 void APIServer::send_homeassistant_service_call(const HomeassistantServiceResponse &call) {
   for (auto &client : this->clients_) {
     client->send_homeassistant_service_call(call);
   }
 }
+#endif
 
 #ifdef USE_API_HOMEASSISTANT_STATES
 void APIServer::subscribe_home_assistant_state(std::string entity_id, optional<std::string> attribute,

esphome/components/api/api_server.h

@@ -106,7 +106,9 @@ class APIServer : public Component, public Controller {
 #ifdef USE_MEDIA_PLAYER
   void on_media_player_update(media_player::MediaPlayer *obj) override;
 #endif
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   void send_homeassistant_service_call(const HomeassistantServiceResponse &call);
+#endif
 #ifdef USE_API_SERVICES
   void register_user_service(UserServiceDescriptor *descriptor) { this->user_services_.push_back(descriptor); }
 #endif

esphome/components/api/custom_api_device.h

@@ -137,6 +137,7 @@ class CustomAPIDevice {
   }
 #endif
 
+#ifdef USE_API_HOMEASSISTANT_SERVICES
   /** Call a Home Assistant service from ESPHome.
    *
    * Usage:
@@ -174,7 +175,7 @@ class CustomAPIDevice {
       resp.data.emplace_back();
       auto &kv = resp.data.back();
       kv.set_key(StringRef(it.first));
-      kv.set_value(StringRef(it.second));
+      kv.value = it.second;
     }
     global_api_server->send_homeassistant_service_call(resp);
   }
@@ -217,10 +218,11 @@ class CustomAPIDevice {
       resp.data.emplace_back();
       auto &kv = resp.data.back();
       kv.set_key(StringRef(it.first));
-      kv.set_value(StringRef(it.second));
+      kv.value = it.second;
     }
     global_api_server->send_homeassistant_service_call(resp);
   }
+#endif
 };
 
 }  // namespace esphome::api

esphome/components/api/homeassistant_service.h

@@ -2,6 +2,7 @@
 
 #include "api_server.h"
 #ifdef USE_API
+#ifdef USE_API_HOMEASSISTANT_SERVICES
 #include "api_pb2.h"
 #include "esphome/core/automation.h"
 #include "esphome/core/helpers.h"
@@ -69,22 +70,19 @@ template<typename... Ts> class HomeAssistantServiceCallAction : public Action<Ts
       resp.data.emplace_back();
       auto &kv = resp.data.back();
       kv.set_key(StringRef(it.key));
-      std::string value = it.value.value(x...);
-      kv.set_value(StringRef(value));
+      kv.value = it.value.value(x...);
     }
     for (auto &it : this->data_template_) {
       resp.data_template.emplace_back();
       auto &kv = resp.data_template.back();
       kv.set_key(StringRef(it.key));
-      std::string value = it.value.value(x...);
-      kv.set_value(StringRef(value));
+      kv.value = it.value.value(x...);
     }
     for (auto &it : this->variables_) {
       resp.variables.emplace_back();
       auto &kv = resp.variables.back();
       kv.set_key(StringRef(it.key));
-      std::string value = it.value.value(x...);
-      kv.set_value(StringRef(value));
+      kv.value = it.value.value(x...);
     }
     this->parent_->send_homeassistant_service_call(resp);
   }
@@ -100,3 +98,4 @@ template<typename... Ts> class HomeAssistantServiceCallAction : public Action<Ts
 
 }  // namespace esphome::api
 #endif
+#endif

esphome/components/api/proto.h

@@ -35,11 +35,10 @@ namespace esphome::api {
  *
  * Unsafe Patterns (WILL cause crashes/corruption):
  * 1. Temporaries: msg.set_field(StringRef(obj.get_string())) // get_string() returns by value
- * 2. Optional values: msg.set_field(StringRef(optional.value())) // value() returns a copy
- * 3. Concatenation: msg.set_field(StringRef(str1 + str2)) // Result is temporary
+ * 2. Concatenation: msg.set_field(StringRef(str1 + str2)) // Result is temporary
  *
  * For unsafe patterns, store in a local variable first:
- *    std::string temp = optional.value();  // or get_string() or str1 + str2
+ *    std::string temp = get_string();  // or str1 + str2
  *    msg.set_field(StringRef(temp));
  *
  * The send_*_response pattern ensures proper lifetime management by encoding
@@ -334,13 +333,16 @@ class ProtoWriteBuffer {
   std::vector<uint8_t> *buffer_;
 };
 
+// Forward declaration
+class ProtoSize;
+
 class ProtoMessage {
  public:
   virtual ~ProtoMessage() = default;
   // Default implementation for messages with no fields
   virtual void encode(ProtoWriteBuffer buffer) const {}
   // Default implementation for messages with no fields
-  virtual void calculate_size(uint32_t &total_size) const {}
+  virtual void calculate_size(ProtoSize &size) const {}
 #ifdef HAS_PROTO_MESSAGE_DUMP
   std::string dump() const;
   virtual void dump_to(std::string &out) const = 0;
@@ -361,24 +363,32 @@ class ProtoDecodableMessage : public ProtoMessage {
 };
 
 class ProtoSize {
+ private:
+  uint32_t total_size_ = 0;
+
  public:
   /**
    * @brief ProtoSize class for Protocol Buffer serialization size calculation
    *
-   * This class provides static methods to calculate the exact byte counts needed
-   * for encoding various Protocol Buffer field types. All methods are designed to be
-   * efficient for the common case where many fields have default values.
+   * This class provides methods to calculate the exact byte counts needed
+   * for encoding various Protocol Buffer field types. The class now uses an
+   * object-based approach to reduce parameter passing overhead while keeping
+   * varint calculation methods static for external use.
    *
    * Implements Protocol Buffer encoding size calculation according to:
    * https://protobuf.dev/programming-guides/encoding/
    *
    * Key features:
+   * - Object-based approach reduces flash usage by eliminating parameter passing
    * - Early-return optimization for zero/default values
-   * - Direct total_size updates to avoid unnecessary additions
+   * - Static varint methods for external callers
    * - Specialized handling for different field types according to protobuf spec
-   * - Templated helpers for repeated fields and messages
    */
 
+  ProtoSize() = default;
+
+  uint32_t get_size() const { return total_size_; }
+
   /**
    * @brief Calculates the size in bytes needed to encode a uint32_t value as a varint
    *
@@ -479,9 +489,7 @@ class ProtoSize {
    * @brief Common parameters for all add_*_field methods
    *
    * All add_*_field methods follow these common patterns:
-   *
-   * @param total_size Reference to the total message size to update
-   * @param field_id_size Pre-calculated size of the field ID in bytes
+   *   * @param field_id_size Pre-calculated size of the field ID in bytes
    * @param value The value to calculate size for (type varies)
    * @param force Whether to calculate size even if the value is default/zero/empty
    *
@@ -494,85 +502,63 @@ class ProtoSize {
   /**
    * @brief Calculates and adds the size of an int32 field to the total message size
    */
-  static inline void add_int32_field(uint32_t &total_size, uint32_t field_id_size, int32_t value) {
-    // Skip calculation if value is zero
-    if (value == 0) {
-      return;  // No need to update total_size
-    }
-
-    // Calculate and directly add to total_size
-    if (value < 0) {
-      // Negative values are encoded as 10-byte varints in protobuf
-      total_size += field_id_size + 10;
-    } else {
-      // For non-negative values, use the standard varint size
-      total_size += field_id_size + varint(static_cast<uint32_t>(value));
+  inline void add_int32(uint32_t field_id_size, int32_t value) {
+    if (value != 0) {
+      add_int32_force(field_id_size, value);
     }
   }
 
   /**
-   * @brief Calculates and adds the size of an int32 field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of an int32 field to the total message size (force version)
    */
-  static inline void add_int32_field_repeated(uint32_t &total_size, uint32_t field_id_size, int32_t value) {
-    // Always calculate size for repeated fields
-    if (value < 0) {
+  inline void add_int32_force(uint32_t field_id_size, int32_t value) {
+    // Always calculate size when forced
     // Negative values are encoded as 10-byte varints in protobuf
-      total_size += field_id_size + 10;
-    } else {
-      // For non-negative values, use the standard varint size
-      total_size += field_id_size + varint(static_cast<uint32_t>(value));
-    }
+    total_size_ += field_id_size + (value < 0 ? 10 : varint(static_cast<uint32_t>(value)));
   }
 
   /**
    * @brief Calculates and adds the size of a uint32 field to the total message size
    */
-  static inline void add_uint32_field(uint32_t &total_size, uint32_t field_id_size, uint32_t value) {
-    // Skip calculation if value is zero
-    if (value == 0) {
-      return;  // No need to update total_size
+  inline void add_uint32(uint32_t field_id_size, uint32_t value) {
+    if (value != 0) {
+      add_uint32_force(field_id_size, value);
     }
-
-    // Calculate and directly add to total_size
-    total_size += field_id_size + varint(value);
   }
 
   /**
-   * @brief Calculates and adds the size of a uint32 field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a uint32 field to the total message size (force version)
    */
-  static inline void add_uint32_field_repeated(uint32_t &total_size, uint32_t field_id_size, uint32_t value) {
-    // Always calculate size for repeated fields
-    total_size += field_id_size + varint(value);
+  inline void add_uint32_force(uint32_t field_id_size, uint32_t value) {
+    // Always calculate size when force is true
+    total_size_ += field_id_size + varint(value);
   }
 
   /**
    * @brief Calculates and adds the size of a boolean field to the total message size
    */
-  static inline void add_bool_field(uint32_t &total_size, uint32_t field_id_size, bool value) {
-    // Skip calculation if value is false
-    if (!value) {
-      return;  // No need to update total_size
-    }
-
+  inline void add_bool(uint32_t field_id_size, bool value) {
+    if (value) {
       // Boolean fields always use 1 byte when true
-    total_size += field_id_size + 1;
+      total_size_ += field_id_size + 1;
+    }
   }
 
   /**
-   * @brief Calculates and adds the size of a boolean field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a boolean field to the total message size (force version)
    */
-  static inline void add_bool_field_repeated(uint32_t &total_size, uint32_t field_id_size, bool value) {
-    // Always calculate size for repeated fields
+  inline void add_bool_force(uint32_t field_id_size, bool value) {
+    // Always calculate size when force is true
     // Boolean fields always use 1 byte
-    total_size += field_id_size + 1;
+    total_size_ += field_id_size + 1;
   }
 
   /**
    * @brief Calculates and adds the size of a float field to the total message size
    */
-  static inline void add_float_field(uint32_t &total_size, uint32_t field_id_size, float value) {
+  inline void add_float(uint32_t field_id_size, float value) {
     if (value != 0.0f) {
-      total_size += field_id_size + 4;
+      total_size_ += field_id_size + 4;
     }
   }
 
@@ -582,9 +568,9 @@ class ProtoSize {
   /**
    * @brief Calculates and adds the size of a fixed32 field to the total message size
    */
-  static inline void add_fixed32_field(uint32_t &total_size, uint32_t field_id_size, uint32_t value) {
+  inline void add_fixed32(uint32_t field_id_size, uint32_t value) {
     if (value != 0) {
-      total_size += field_id_size + 4;
+      total_size_ += field_id_size + 4;
     }
   }
 
@@ -594,149 +580,104 @@ class ProtoSize {
   /**
    * @brief Calculates and adds the size of a sfixed32 field to the total message size
    */
-  static inline void add_sfixed32_field(uint32_t &total_size, uint32_t field_id_size, int32_t value) {
+  inline void add_sfixed32(uint32_t field_id_size, int32_t value) {
     if (value != 0) {
-      total_size += field_id_size + 4;
+      total_size_ += field_id_size + 4;
     }
   }
 
   // NOTE: add_sfixed64_field removed - wire type 1 (64-bit: sfixed64) not supported
   // to reduce overhead on embedded systems
 
-  /**
-   * @brief Calculates and adds the size of an enum field to the total message size
-   *
-   * Enum fields are encoded as uint32 varints.
-   */
-  static inline void add_enum_field(uint32_t &total_size, uint32_t field_id_size, uint32_t value) {
-    // Skip calculation if value is zero
-    if (value == 0) {
-      return;  // No need to update total_size
-    }
-
-    // Enums are encoded as uint32
-    total_size += field_id_size + varint(value);
-  }
-
-  /**
-   * @brief Calculates and adds the size of an enum field to the total message size (repeated field version)
-   *
-   * Enum fields are encoded as uint32 varints.
-   */
-  static inline void add_enum_field_repeated(uint32_t &total_size, uint32_t field_id_size, uint32_t value) {
-    // Always calculate size for repeated fields
-    // Enums are encoded as uint32
-    total_size += field_id_size + varint(value);
-  }
-
   /**
    * @brief Calculates and adds the size of a sint32 field to the total message size
    *
    * Sint32 fields use ZigZag encoding, which is more efficient for negative values.
    */
-  static inline void add_sint32_field(uint32_t &total_size, uint32_t field_id_size, int32_t value) {
-    // Skip calculation if value is zero
-    if (value == 0) {
-      return;  // No need to update total_size
+  inline void add_sint32(uint32_t field_id_size, int32_t value) {
+    if (value != 0) {
+      add_sint32_force(field_id_size, value);
     }
-
-    // ZigZag encoding for sint32: (n << 1) ^ (n >> 31)
-    uint32_t zigzag = (static_cast<uint32_t>(value) << 1) ^ (static_cast<uint32_t>(value >> 31));
-    total_size += field_id_size + varint(zigzag);
   }
 
   /**
-   * @brief Calculates and adds the size of a sint32 field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a sint32 field to the total message size (force version)
    *
    * Sint32 fields use ZigZag encoding, which is more efficient for negative values.
    */
-  static inline void add_sint32_field_repeated(uint32_t &total_size, uint32_t field_id_size, int32_t value) {
-    // Always calculate size for repeated fields
+  inline void add_sint32_force(uint32_t field_id_size, int32_t value) {
+    // Always calculate size when force is true
     // ZigZag encoding for sint32: (n << 1) ^ (n >> 31)
     uint32_t zigzag = (static_cast<uint32_t>(value) << 1) ^ (static_cast<uint32_t>(value >> 31));
-    total_size += field_id_size + varint(zigzag);
+    total_size_ += field_id_size + varint(zigzag);
   }
 
   /**
    * @brief Calculates and adds the size of an int64 field to the total message size
    */
-  static inline void add_int64_field(uint32_t &total_size, uint32_t field_id_size, int64_t value) {
-    // Skip calculation if value is zero
-    if (value == 0) {
-      return;  // No need to update total_size
+  inline void add_int64(uint32_t field_id_size, int64_t value) {
+    if (value != 0) {
+      add_int64_force(field_id_size, value);
     }
-
-    // Calculate and directly add to total_size
-    total_size += field_id_size + varint(value);
   }
 
   /**
-   * @brief Calculates and adds the size of an int64 field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of an int64 field to the total message size (force version)
    */
-  static inline void add_int64_field_repeated(uint32_t &total_size, uint32_t field_id_size, int64_t value) {
-    // Always calculate size for repeated fields
-    total_size += field_id_size + varint(value);
+  inline void add_int64_force(uint32_t field_id_size, int64_t value) {
+    // Always calculate size when force is true
+    total_size_ += field_id_size + varint(value);
   }
 
   /**
    * @brief Calculates and adds the size of a uint64 field to the total message size
    */
-  static inline void add_uint64_field(uint32_t &total_size, uint32_t field_id_size, uint64_t value) {
-    // Skip calculation if value is zero
-    if (value == 0) {
-      return;  // No need to update total_size
+  inline void add_uint64(uint32_t field_id_size, uint64_t value) {
+    if (value != 0) {
+      add_uint64_force(field_id_size, value);
     }
-
-    // Calculate and directly add to total_size
-    total_size += field_id_size + varint(value);
   }
 
   /**
-   * @brief Calculates and adds the size of a uint64 field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a uint64 field to the total message size (force version)
    */
-  static inline void add_uint64_field_repeated(uint32_t &total_size, uint32_t field_id_size, uint64_t value) {
-    // Always calculate size for repeated fields
-    total_size += field_id_size + varint(value);
+  inline void add_uint64_force(uint32_t field_id_size, uint64_t value) {
+    // Always calculate size when force is true
+    total_size_ += field_id_size + varint(value);
   }
 
-  // NOTE: sint64 support functions (add_sint64_field, add_sint64_field_repeated) removed
+  // NOTE: sint64 support functions (add_sint64_field, add_sint64_field_force) removed
   // sint64 type is not supported by ESPHome API to reduce overhead on embedded systems
 
   /**
-   * @brief Calculates and adds the size of a string field using length
+   * @brief Calculates and adds the size of a length-delimited field (string/bytes) to the total message size
    */
-  static inline void add_string_field(uint32_t &total_size, uint32_t field_id_size, size_t len) {
-    // Skip calculation if string is empty
-    if (len == 0) {
-      return;  // No need to update total_size
+  inline void add_length(uint32_t field_id_size, size_t len) {
+    if (len != 0) {
+      add_length_force(field_id_size, len);
     }
-
-    // Field ID + length varint + string bytes
-    total_size += field_id_size + varint(static_cast<uint32_t>(len)) + static_cast<uint32_t>(len);
   }
 
   /**
-   * @brief Calculates and adds the size of a string/bytes field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a length-delimited field (string/bytes) to the total message size (repeated
+   * field version)
    */
-  static inline void add_string_field_repeated(uint32_t &total_size, uint32_t field_id_size, const std::string &str) {
-    // Always calculate size for repeated fields
-    const uint32_t str_size = static_cast<uint32_t>(str.size());
-    total_size += field_id_size + varint(str_size) + str_size;
-  }
-
-  /**
-   * @brief Calculates and adds the size of a bytes field to the total message size
-   */
-  static inline void add_bytes_field(uint32_t &total_size, uint32_t field_id_size, size_t len) {
-    // Skip calculation if bytes is empty
-    if (len == 0) {
-      return;  // No need to update total_size
-    }
-
+  inline void add_length_force(uint32_t field_id_size, size_t len) {
+    // Always calculate size when force is true
     // Field ID + length varint + data bytes
-    total_size += field_id_size + varint(static_cast<uint32_t>(len)) + static_cast<uint32_t>(len);
+    total_size_ += field_id_size + varint(static_cast<uint32_t>(len)) + static_cast<uint32_t>(len);
   }
 
+  /**
+   * @brief Adds a pre-calculated size directly to the total
+   *
+   * This is used when we can calculate the total size by multiplying the number
+   * of elements by the bytes per element (for repeated fixed-size types like float, fixed32, etc.)
+   *
+   * @param size The pre-calculated total size to add
+   */
+  inline void add_precalculated_size(uint32_t size) { total_size_ += size; }
+
   /**
    * @brief Calculates and adds the size of a nested message field to the total message size
    *
@@ -745,26 +686,21 @@ class ProtoSize {
    *
    * @param nested_size The pre-calculated size of the nested message
    */
-  static inline void add_message_field(uint32_t &total_size, uint32_t field_id_size, uint32_t nested_size) {
-    // Skip calculation if nested message is empty
-    if (nested_size == 0) {
-      return;  // No need to update total_size
+  inline void add_message_field(uint32_t field_id_size, uint32_t nested_size) {
+    if (nested_size != 0) {
+      add_message_field_force(field_id_size, nested_size);
     }
-
-    // Calculate and directly add to total_size
-    // Field ID + length varint + nested message content
-    total_size += field_id_size + varint(nested_size) + nested_size;
   }
 
   /**
-   * @brief Calculates and adds the size of a nested message field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a nested message field to the total message size (force version)
    *
    * @param nested_size The pre-calculated size of the nested message
    */
-  static inline void add_message_field_repeated(uint32_t &total_size, uint32_t field_id_size, uint32_t nested_size) {
-    // Always calculate size for repeated fields
+  inline void add_message_field_force(uint32_t field_id_size, uint32_t nested_size) {
+    // Always calculate size when force is true
     // Field ID + length varint + nested message content
-    total_size += field_id_size + varint(nested_size) + nested_size;
+    total_size_ += field_id_size + varint(nested_size) + nested_size;
   }
 
   /**
@@ -776,26 +712,29 @@ class ProtoSize {
    *
    * @param message The nested message object
    */
-  static inline void add_message_object(uint32_t &total_size, uint32_t field_id_size, const ProtoMessage &message) {
-    uint32_t nested_size = 0;
-    message.calculate_size(nested_size);
+  inline void add_message_object(uint32_t field_id_size, const ProtoMessage &message) {
+    // Calculate nested message size by creating a temporary ProtoSize
+    ProtoSize nested_calc;
+    message.calculate_size(nested_calc);
+    uint32_t nested_size = nested_calc.get_size();
 
     // Use the base implementation with the calculated nested_size
-    add_message_field(total_size, field_id_size, nested_size);
+    add_message_field(field_id_size, nested_size);
   }
 
   /**
-   * @brief Calculates and adds the size of a nested message field to the total message size (repeated field version)
+   * @brief Calculates and adds the size of a nested message field to the total message size (force version)
    *
    * @param message The nested message object
    */
-  static inline void add_message_object_repeated(uint32_t &total_size, uint32_t field_id_size,
-                                                 const ProtoMessage &message) {
-    uint32_t nested_size = 0;
-    message.calculate_size(nested_size);
+  inline void add_message_object_force(uint32_t field_id_size, const ProtoMessage &message) {
+    // Calculate nested message size by creating a temporary ProtoSize
+    ProtoSize nested_calc;
+    message.calculate_size(nested_calc);
+    uint32_t nested_size = nested_calc.get_size();
 
     // Use the base implementation with the calculated nested_size
-    add_message_field_repeated(total_size, field_id_size, nested_size);
+    add_message_field_force(field_id_size, nested_size);
   }
 
   /**
@@ -808,16 +747,15 @@ class ProtoSize {
    * @param messages Vector of message objects
    */
   template<typename MessageType>
-  static inline void add_repeated_message(uint32_t &total_size, uint32_t field_id_size,
-                                          const std::vector<MessageType> &messages) {
+  inline void add_repeated_message(uint32_t field_id_size, const std::vector<MessageType> &messages) {
     // Skip if the vector is empty
     if (messages.empty()) {
       return;
     }
 
-    // Use the repeated field version for all messages
+    // Use the force version for all messages in the repeated field
     for (const auto &message : messages) {
-      add_message_object_repeated(total_size, field_id_size, message);
+      add_message_object_force(field_id_size, message);
     }
   }
 };
@@ -827,8 +765,9 @@ inline void ProtoWriteBuffer::encode_message(uint32_t field_id, const ProtoMessa
   this->encode_field_raw(field_id, 2);  // type 2: Length-delimited message
 
   // Calculate the message size first
-  uint32_t msg_length_bytes = 0;
-  value.calculate_size(msg_length_bytes);
+  ProtoSize msg_size;
+  value.calculate_size(msg_size);
+  uint32_t msg_length_bytes = msg_size.get_size();
 
   // Calculate how many bytes the length varint needs
   uint32_t varint_length_bytes = ProtoSize::varint(msg_length_bytes);
@@ -877,8 +816,9 @@ class ProtoService {
 
   // Optimized method that pre-allocates buffer based on message size
   bool send_message_(const ProtoMessage &msg, uint8_t message_type) {
-    uint32_t msg_size = 0;
-    msg.calculate_size(msg_size);
+    ProtoSize size;
+    msg.calculate_size(size);
+    uint32_t msg_size = size.get_size();
 
     // Create a pre-sized buffer
     auto buffer = this->create_buffer(msg_size);

esphome/components/binary_sensor/__init__.py

@@ -516,6 +516,7 @@ def binary_sensor_schema(
     icon: str = cv.UNDEFINED,
     entity_category: str = cv.UNDEFINED,
     device_class: str = cv.UNDEFINED,
+    filters: list = cv.UNDEFINED,
 ) -> cv.Schema:
     schema = {}
 
@@ -527,6 +528,7 @@ def binary_sensor_schema(
         (CONF_ICON, icon, cv.icon),
         (CONF_ENTITY_CATEGORY, entity_category, cv.entity_category),
         (CONF_DEVICE_CLASS, device_class, validate_device_class),
+        (CONF_FILTERS, filters, validate_filters),
     ]:
         if default is not cv.UNDEFINED:
             schema[cv.Optional(key, default=default)] = validator
@@ -652,7 +654,6 @@ async def binary_sensor_is_off_to_code(config, condition_id, template_arg, args)
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_BINARY_SENSOR")
     cg.add_global(binary_sensor_ns.using)
 
 

esphome/components/ble_client/__init__.py

@@ -175,8 +175,7 @@ BLE_REMOVE_BOND_ACTION_SCHEMA = cv.Schema(
 )
 async def ble_disconnect_to_code(config, action_id, template_arg, args):
     parent = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, parent)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, parent)
 
 
 @automation.register_action(
@@ -184,8 +183,7 @@ async def ble_disconnect_to_code(config, action_id, template_arg, args):
 )
 async def ble_connect_to_code(config, action_id, template_arg, args):
     parent = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, parent)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, parent)
 
 
 @automation.register_action(
@@ -282,9 +280,7 @@ async def passkey_reply_to_code(config, action_id, template_arg, args):
 )
 async def remove_bond_to_code(config, action_id, template_arg, args):
     parent = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, parent)
-
-    return var
+    return cg.new_Pvariable(action_id, template_arg, parent)
 
 
 async def to_code(config):

esphome/components/bluetooth_proxy/__init__.py

@@ -87,6 +87,10 @@ async def to_code(config):
     cg.add(var.set_active(config[CONF_ACTIVE]))
     await esp32_ble_tracker.register_raw_ble_device(var, config)
 
+    # Define max connections for protobuf fixed array
+    connection_count = len(config.get(CONF_CONNECTIONS, []))
+    cg.add_define("BLUETOOTH_PROXY_MAX_CONNECTIONS", connection_count)
+
     for connection_conf in config.get(CONF_CONNECTIONS, []):
         connection_var = cg.new_Pvariable(connection_conf[CONF_ID])
         await cg.register_component(connection_var, connection_conf)

esphome/components/bluetooth_proxy/bluetooth_connection.cpp

@@ -24,11 +24,84 @@ static void fill_128bit_uuid_array(std::array<uint64_t, 2> &out, esp_bt_uuid_t u
            ((uint64_t) uuid.uuid.uuid128[1] << 8) | ((uint64_t) uuid.uuid.uuid128[0]);
 }
 
+// Helper to fill UUID in the appropriate format based on client support and UUID type
+static void fill_gatt_uuid(std::array<uint64_t, 2> &uuid_128, uint32_t &short_uuid, const esp_bt_uuid_t &uuid,
+                           bool use_efficient_uuids) {
+  if (!use_efficient_uuids || uuid.len == ESP_UUID_LEN_128) {
+    // Use 128-bit format for old clients or when UUID is already 128-bit
+    fill_128bit_uuid_array(uuid_128, uuid);
+  } else if (uuid.len == ESP_UUID_LEN_16) {
+    short_uuid = uuid.uuid.uuid16;
+  } else if (uuid.len == ESP_UUID_LEN_32) {
+    short_uuid = uuid.uuid.uuid32;
+  }
+}
+
+// Constants for size estimation
+static constexpr uint8_t SERVICE_OVERHEAD_LEGACY = 25;     // UUID(20) + handle(4) + overhead(1)
+static constexpr uint8_t SERVICE_OVERHEAD_EFFICIENT = 10;  // UUID(6) + handle(4)
+static constexpr uint8_t CHAR_SIZE_128BIT = 35;            // UUID(20) + handle(4) + props(4) + overhead(7)
+static constexpr uint8_t DESC_SIZE_128BIT = 25;            // UUID(20) + handle(4) + overhead(1)
+static constexpr uint8_t DESC_SIZE_16BIT = 10;             // UUID(6) + handle(4)
+static constexpr uint8_t DESC_PER_CHAR = 1;                // Assume 1 descriptor per characteristic
+
+// Helper to estimate service size before fetching all data
+/**
+ * Estimate the size of a Bluetooth service based on the number of characteristics and UUID format.
+ *
+ * @param char_count The number of characteristics in the service.
+ * @param use_efficient_uuids Whether to use efficient UUIDs (16-bit or 32-bit) for newer APIVersions.
+ * @return The estimated size of the service in bytes.
+ *
+ * This function calculates the size of a Bluetooth service by considering:
+ * - A service overhead, which depends on whether efficient UUIDs are used.
+ * - The size of each characteristic, assuming 128-bit UUIDs for safety.
+ * - The size of descriptors, assuming one 128-bit descriptor per characteristic.
+ */
+static size_t estimate_service_size(uint16_t char_count, bool use_efficient_uuids) {
+  size_t service_overhead = use_efficient_uuids ? SERVICE_OVERHEAD_EFFICIENT : SERVICE_OVERHEAD_LEGACY;
+  // Always assume 128-bit UUIDs for characteristics to be safe
+  size_t char_size = CHAR_SIZE_128BIT;
+  // Assume one 128-bit descriptor per characteristic
+  size_t desc_size = DESC_SIZE_128BIT * DESC_PER_CHAR;
+
+  return service_overhead + (char_size + desc_size) * char_count;
+}
+
+bool BluetoothConnection::supports_efficient_uuids_() const {
+  auto *api_conn = this->proxy_->get_api_connection();
+  return api_conn && api_conn->client_supports_api_version(1, 12);
+}
+
 void BluetoothConnection::dump_config() {
   ESP_LOGCONFIG(TAG, "BLE Connection:");
   BLEClientBase::dump_config();
 }
 
+void BluetoothConnection::update_allocated_slot_(uint64_t find_value, uint64_t set_value) {
+  auto &allocated = this->proxy_->connections_free_response_.allocated;
+  auto *it = std::find(allocated.begin(), allocated.end(), find_value);
+  if (it != allocated.end()) {
+    *it = set_value;
+  }
+}
+
+void BluetoothConnection::set_address(uint64_t address) {
+  // If we're clearing an address (disconnecting), update the pre-allocated message
+  if (address == 0 && this->address_ != 0) {
+    this->proxy_->connections_free_response_.free++;
+    this->update_allocated_slot_(this->address_, 0);
+  }
+  // If we're setting a new address (connecting), update the pre-allocated message
+  else if (address != 0 && this->address_ == 0) {
+    this->proxy_->connections_free_response_.free--;
+    this->update_allocated_slot_(0, address);
+  }
+
+  // Call parent implementation to actually set the address
+  BLEClientBase::set_address(address);
+}
+
 void BluetoothConnection::loop() {
   BLEClientBase::loop();
 
@@ -57,7 +130,7 @@ void BluetoothConnection::reset_connection_(esp_err_t reason) {
 }
 
 void BluetoothConnection::send_service_for_discovery_() {
-  if (this->send_service_ == this->service_count_) {
+  if (this->send_service_ >= this->service_count_) {
     this->send_service_ = DONE_SENDING_SERVICES;
     this->proxy_->send_gatt_services_done(this->address_);
     if (this->connection_type_ == espbt::ConnectionType::V3_WITH_CACHE ||
@@ -70,49 +143,72 @@ void BluetoothConnection::send_service_for_discovery_() {
   // Early return if no API connection
   auto *api_conn = this->proxy_->get_api_connection();
   if (api_conn == nullptr) {
+    this->send_service_ = DONE_SENDING_SERVICES;
     return;
   }
 
-  // Send next service
+  // Check if client supports efficient UUIDs
+  bool use_efficient_uuids = this->supports_efficient_uuids_();
+
+  // Prepare response
+  api::BluetoothGATTGetServicesResponse resp;
+  resp.address = this->address_;
+
+  // Dynamic batching based on actual size
+  // Conservative MTU limit for API messages (accounts for WPA3 overhead)
+  static constexpr size_t MAX_PACKET_SIZE = 1360;
+
+  // Keep running total of actual message size
+  size_t current_size = 0;
+  api::ProtoSize size;
+  resp.calculate_size(size);
+  current_size = size.get_size();
+
+  while (this->send_service_ < this->service_count_) {
     esp_gattc_service_elem_t service_result;
     uint16_t service_count = 1;
     esp_gatt_status_t service_status = esp_ble_gattc_get_service(this->gattc_if_, this->conn_id_, nullptr,
                                                                  &service_result, &service_count, this->send_service_);
-  this->send_service_++;
 
-  if (service_status != ESP_GATT_OK) {
-    ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_service error at offset=%d, status=%d", this->connection_index_,
-             this->address_str().c_str(), this->send_service_ - 1, service_status);
+    if (service_status != ESP_GATT_OK || service_count == 0) {
+      ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_service %s, status=%d, service_count=%d, offset=%d",
+               this->connection_index_, this->address_str().c_str(),
+               service_status != ESP_GATT_OK ? "error" : "missing", service_status, service_count, this->send_service_);
+      this->send_service_ = DONE_SENDING_SERVICES;
       return;
     }
 
-  if (service_count == 0) {
-    ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_service missing, service_count=%d", this->connection_index_,
-             this->address_str().c_str(), service_count);
-    return;
-  }
-
-  api::BluetoothGATTGetServicesResponse resp;
-  resp.address = this->address_;
-  auto &service_resp = resp.services[0];
-  fill_128bit_uuid_array(service_resp.uuid, service_result.uuid);
-  service_resp.handle = service_result.start_handle;
-
-  // Get the number of characteristics directly with one call
+    // Get the number of characteristics BEFORE adding to response
     uint16_t total_char_count = 0;
     esp_gatt_status_t char_count_status =
         esp_ble_gattc_get_attr_count(this->gattc_if_, this->conn_id_, ESP_GATT_DB_CHARACTERISTIC,
                                      service_result.start_handle, service_result.end_handle, 0, &total_char_count);
 
-  if (char_count_status == ESP_GATT_OK && total_char_count > 0) {
-    // Only reserve if we successfully got a count
-    service_resp.characteristics.reserve(total_char_count);
-  } else if (char_count_status != ESP_GATT_OK) {
-    ESP_LOGW(TAG, "[%d] [%s] Error getting characteristic count, status=%d", this->connection_index_,
+    if (char_count_status != ESP_GATT_OK) {
+      ESP_LOGE(TAG, "[%d] [%s] Error getting characteristic count, status=%d", this->connection_index_,
                this->address_str().c_str(), char_count_status);
+      this->send_service_ = DONE_SENDING_SERVICES;
+      return;
     }
 
-  // Now process characteristics
+    // If this service likely won't fit, send current batch (unless it's the first)
+    size_t estimated_size = estimate_service_size(total_char_count, use_efficient_uuids);
+    if (!resp.services.empty() && (current_size + estimated_size > MAX_PACKET_SIZE)) {
+      // This service likely won't fit, send current batch
+      break;
+    }
+
+    // Now add the service since we know it will likely fit
+    resp.services.emplace_back();
+    auto &service_resp = resp.services.back();
+
+    fill_gatt_uuid(service_resp.uuid, service_resp.short_uuid, service_result.uuid, use_efficient_uuids);
+
+    service_resp.handle = service_result.start_handle;
+
+    if (total_char_count > 0) {
+      // Reserve space and process characteristics
+      service_resp.characteristics.reserve(total_char_count);
       uint16_t char_offset = 0;
       esp_gattc_char_elem_t char_result;
       while (true) {  // characteristics
@@ -126,7 +222,8 @@ void BluetoothConnection::send_service_for_discovery_() {
         if (char_status != ESP_GATT_OK) {
           ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_all_char error, status=%d", this->connection_index_,
                    this->address_str().c_str(), char_status);
-      break;
+          this->send_service_ = DONE_SENDING_SERVICES;
+          return;
         }
         if (char_count == 0) {
           break;
@@ -134,26 +231,31 @@ void BluetoothConnection::send_service_for_discovery_() {
 
         service_resp.characteristics.emplace_back();
         auto &characteristic_resp = service_resp.characteristics.back();
-    fill_128bit_uuid_array(characteristic_resp.uuid, char_result.uuid);
+
+        fill_gatt_uuid(characteristic_resp.uuid, characteristic_resp.short_uuid, char_result.uuid, use_efficient_uuids);
+
         characteristic_resp.handle = char_result.char_handle;
         characteristic_resp.properties = char_result.properties;
         char_offset++;
 
         // Get the number of descriptors directly with one call
         uint16_t total_desc_count = 0;
-    esp_gatt_status_t desc_count_status =
-        esp_ble_gattc_get_attr_count(this->gattc_if_, this->conn_id_, ESP_GATT_DB_DESCRIPTOR, char_result.char_handle,
-                                     service_result.end_handle, 0, &total_desc_count);
+        esp_gatt_status_t desc_count_status = esp_ble_gattc_get_attr_count(
+            this->gattc_if_, this->conn_id_, ESP_GATT_DB_DESCRIPTOR, 0, 0, char_result.char_handle, &total_desc_count);
 
-    if (desc_count_status == ESP_GATT_OK && total_desc_count > 0) {
-      // Only reserve if we successfully got a count
-      characteristic_resp.descriptors.reserve(total_desc_count);
-    } else if (desc_count_status != ESP_GATT_OK) {
-      ESP_LOGW(TAG, "[%d] [%s] Error getting descriptor count for char handle %d, status=%d", this->connection_index_,
-               this->address_str().c_str(), char_result.char_handle, desc_count_status);
+        if (desc_count_status != ESP_GATT_OK) {
+          ESP_LOGE(TAG, "[%d] [%s] Error getting descriptor count for char handle %d, status=%d",
+                   this->connection_index_, this->address_str().c_str(), char_result.char_handle, desc_count_status);
+          this->send_service_ = DONE_SENDING_SERVICES;
+          return;
+        }
+        if (total_desc_count == 0) {
+          // No descriptors, continue to next characteristic
+          continue;
         }
 
-    // Now process descriptors
+        // Reserve space and process descriptors
+        characteristic_resp.descriptors.reserve(total_desc_count);
         uint16_t desc_offset = 0;
         esp_gattc_descr_elem_t desc_result;
         while (true) {  // descriptors
@@ -166,21 +268,56 @@ void BluetoothConnection::send_service_for_discovery_() {
           if (desc_status != ESP_GATT_OK) {
             ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_all_descr error, status=%d", this->connection_index_,
                      this->address_str().c_str(), desc_status);
-        break;
+            this->send_service_ = DONE_SENDING_SERVICES;
+            return;
           }
           if (desc_count == 0) {
-        break;
+            break;  // No more descriptors
           }
 
           characteristic_resp.descriptors.emplace_back();
           auto &descriptor_resp = characteristic_resp.descriptors.back();
-      fill_128bit_uuid_array(descriptor_resp.uuid, desc_result.uuid);
+
+          fill_gatt_uuid(descriptor_resp.uuid, descriptor_resp.short_uuid, desc_result.uuid, use_efficient_uuids);
+
           descriptor_resp.handle = desc_result.handle;
           desc_offset++;
         }
       }
+    }  // end if (total_char_count > 0)
 
-  // Send the message (we already checked api_conn is not null at the beginning)
+    // Calculate the actual size of just this service
+    api::ProtoSize service_sizer;
+    service_resp.calculate_size(service_sizer);
+    size_t service_size = service_sizer.get_size() + 1;  // +1 for field tag
+
+    // Check if adding this service would exceed the limit
+    if (current_size + service_size > MAX_PACKET_SIZE) {
+      // We would go over - pop the last service if we have more than one
+      if (resp.services.size() > 1) {
+        resp.services.pop_back();
+        ESP_LOGD(TAG, "[%d] [%s] Service %d would exceed limit (current: %d + service: %d > %d), sending current batch",
+                 this->connection_index_, this->address_str().c_str(), this->send_service_, current_size, service_size,
+                 MAX_PACKET_SIZE);
+        // Don't increment send_service_ - we'll retry this service in next batch
+      } else {
+        // This single service is too large, but we have to send it anyway
+        ESP_LOGV(TAG, "[%d] [%s] Service %d is too large (%d bytes) but sending anyway", this->connection_index_,
+                 this->address_str().c_str(), this->send_service_, service_size);
+        // Increment so we don't get stuck
+        this->send_service_++;
+      }
+      // Send what we have
+      break;
+    }
+
+    // Now we know we're keeping this service, add its size
+    current_size += service_size;
+    // Successfully added this service, increment counter
+    this->send_service_++;
+  }
+
+  // Send the message with dynamically batched services
   api_conn->send_message(resp, api::BluetoothGATTGetServicesResponse::MESSAGE_TYPE);
 }
 

esphome/components/bluetooth_proxy/bluetooth_connection.h

@@ -24,11 +24,15 @@ class BluetoothConnection : public esp32_ble_client::BLEClientBase {
 
   esp_err_t notify_characteristic(uint16_t handle, bool enable);
 
+  void set_address(uint64_t address) override;
+
  protected:
   friend class BluetoothProxy;
 
+  bool supports_efficient_uuids_() const;
   void send_service_for_discovery_();
   void reset_connection_(esp_err_t reason);
+  void update_allocated_slot_(uint64_t find_value, uint64_t set_value);
 
   // Memory optimized layout for 32-bit systems
   // Group 1: Pointers (4 bytes each, naturally aligned)

esphome/components/bluetooth_proxy/bluetooth_proxy.cpp

@@ -35,6 +35,9 @@ void BluetoothProxy::setup() {
   // Don't pre-allocate pool - let it grow only if needed in busy environments
   // Many devices in quiet areas will never need the overflow pool
 
+  this->connections_free_response_.limit = this->connections_.size();
+  this->connections_free_response_.free = this->connections_.size();
+
   this->parent_->add_scanner_state_callback([this](esp32_ble_tracker::ScannerState state) {
     if (this->api_connection_ != nullptr) {
       this->send_bluetooth_scanner_state_(state);
@@ -134,20 +137,6 @@ void BluetoothProxy::dump_config() {
                 YESNO(this->active_), this->connections_.size());
 }
 
-int BluetoothProxy::get_bluetooth_connections_free() {
-  int free = 0;
-  for (auto *connection : this->connections_) {
-    if (connection->address_ == 0) {
-      free++;
-      ESP_LOGV(TAG, "[%d] Free connection", connection->get_connection_index());
-    } else {
-      ESP_LOGV(TAG, "[%d] Used connection by [%s]", connection->get_connection_index(),
-               connection->address_str().c_str());
-    }
-  }
-  return free;
-}
-
 void BluetoothProxy::loop() {
   if (!api::global_api_server->is_connected() || this->api_connection_ == nullptr) {
     for (auto *connection : this->connections_) {
@@ -439,17 +428,13 @@ void BluetoothProxy::send_device_connection(uint64_t address, bool connected, ui
   this->api_connection_->send_message(call, api::BluetoothDeviceConnectionResponse::MESSAGE_TYPE);
 }
 void BluetoothProxy::send_connections_free() {
-  if (this->api_connection_ == nullptr)
-    return;
-  api::BluetoothConnectionsFreeResponse call;
-  call.free = this->get_bluetooth_connections_free();
-  call.limit = this->get_bluetooth_connections_limit();
-  for (auto *connection : this->connections_) {
-    if (connection->address_ != 0) {
-      call.allocated.push_back(connection->address_);
+  if (this->api_connection_ != nullptr) {
+    this->send_connections_free(this->api_connection_);
   }
-  }
-  this->api_connection_->send_message(call, api::BluetoothConnectionsFreeResponse::MESSAGE_TYPE);
+}
+
+void BluetoothProxy::send_connections_free(api::APIConnection *api_connection) {
+  api_connection->send_message(this->connections_free_response_, api::BluetoothConnectionsFreeResponse::MESSAGE_TYPE);
 }
 
 void BluetoothProxy::send_gatt_services_done(uint64_t address) {

esphome/components/bluetooth_proxy/bluetooth_proxy.h

@@ -49,6 +49,7 @@ enum BluetoothProxySubscriptionFlag : uint32_t {
 };
 
 class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Component {
+  friend class BluetoothConnection;  // Allow connection to update connections_free_response_
  public:
   BluetoothProxy();
 #ifdef USE_ESP32_BLE_DEVICE
@@ -74,15 +75,13 @@ class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Com
   void bluetooth_gatt_send_services(const api::BluetoothGATTGetServicesRequest &msg);
   void bluetooth_gatt_notify(const api::BluetoothGATTNotifyRequest &msg);
 
-  int get_bluetooth_connections_free();
-  int get_bluetooth_connections_limit() { return this->connections_.size(); }
-
   void subscribe_api_connection(api::APIConnection *api_connection, uint32_t flags);
   void unsubscribe_api_connection(api::APIConnection *api_connection);
   api::APIConnection *get_api_connection() { return this->api_connection_; }
 
   void send_device_connection(uint64_t address, bool connected, uint16_t mtu = 0, esp_err_t error = ESP_OK);
   void send_connections_free();
+  void send_connections_free(api::APIConnection *api_connection);
   void send_gatt_services_done(uint64_t address);
   void send_gatt_error(uint64_t address, uint16_t handle, esp_err_t error);
   void send_device_pairing(uint64_t address, bool paired, esp_err_t error = ESP_OK);
@@ -149,6 +148,9 @@ class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Com
   // Group 3: 4-byte types
   uint32_t last_advertisement_flush_time_{0};
 
+  // Pre-allocated response message - always ready to send
+  api::BluetoothConnectionsFreeResponse connections_free_response_;
+
   // Group 4: 1-byte types grouped together
   bool active_;
   uint8_t advertisement_count_{0};

esphome/components/button/__init__.py

@@ -137,4 +137,3 @@ async def button_press_to_code(config, action_id, template_arg, args):
 @coroutine_with_priority(100.0)
 async def to_code(config):
     cg.add_global(button_ns.using)
-    cg.add_define("USE_BUTTON")

esphome/components/climate/__init__.py

@@ -519,5 +519,4 @@ async def climate_control_to_code(config, action_id, template_arg, args):
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_CLIMATE")
     cg.add_global(climate_ns.using)

esphome/components/climate/climate_traits.h

@@ -5,6 +5,13 @@
 #include <set>
 
 namespace esphome {
+
+#ifdef USE_API
+namespace api {
+class APIConnection;
+}  // namespace api
+#endif
+
 namespace climate {
 
 /** This class contains all static data for climate devices.
@@ -173,6 +180,23 @@ class ClimateTraits {
   void set_visual_max_humidity(float visual_max_humidity) { this->visual_max_humidity_ = visual_max_humidity; }
 
  protected:
+#ifdef USE_API
+  // The API connection is a friend class to access internal methods
+  friend class api::APIConnection;
+  // These methods return references to internal data structures.
+  // They are used by the API to avoid copying data when encoding messages.
+  // Warning: Do not use these methods outside of the API connection code.
+  // They return references to internal data that can be invalidated.
+  const std::set<ClimateMode> &get_supported_modes_for_api_() const { return this->supported_modes_; }
+  const std::set<ClimateFanMode> &get_supported_fan_modes_for_api_() const { return this->supported_fan_modes_; }
+  const std::set<std::string> &get_supported_custom_fan_modes_for_api_() const {
+    return this->supported_custom_fan_modes_;
+  }
+  const std::set<climate::ClimatePreset> &get_supported_presets_for_api_() const { return this->supported_presets_; }
+  const std::set<std::string> &get_supported_custom_presets_for_api_() const { return this->supported_custom_presets_; }
+  const std::set<ClimateSwingMode> &get_supported_swing_modes_for_api_() const { return this->supported_swing_modes_; }
+#endif
+
   void set_mode_support_(climate::ClimateMode mode, bool supported) {
     if (supported) {
       this->supported_modes_.insert(mode);

esphome/components/cover/__init__.py

@@ -265,5 +265,4 @@ async def cover_control_to_code(config, action_id, template_arg, args):
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_COVER")
     cg.add_global(cover_ns.using)

esphome/components/datetime/__init__.py

@@ -164,7 +164,6 @@ async def register_datetime(var, config):
     cg.add(getattr(cg.App, f"register_{entity_type}")(var))
     CORE.register_platform_component(entity_type, var)
     await setup_datetime_core_(var, config)
-    cg.add_define(f"USE_DATETIME_{config[CONF_TYPE]}")
 
 
 async def new_datetime(config, *args):
@@ -175,7 +174,6 @@ async def new_datetime(config, *args):
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_DATETIME")
     cg.add_global(datetime_ns.using)
 
 

esphome/components/debug/__init__.py

@@ -1,4 +1,5 @@
 import esphome.codegen as cg
+from esphome.components.zephyr import zephyr_add_prj_conf
 from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
@@ -10,6 +11,7 @@ from esphome.const import (
     CONF_LOOP_TIME,
     PlatformFramework,
 )
+from esphome.core import CORE
 
 CODEOWNERS = ["@OttoWinter"]
 DEPENDENCIES = ["logger"]
@@ -44,6 +46,8 @@ CONFIG_SCHEMA = cv.All(
 
 
 async def to_code(config):
+    if CORE.using_zephyr:
+        zephyr_add_prj_conf("HWINFO", True)
     var = cg.new_Pvariable(config[CONF_ID])
     await cg.register_component(var, config)
 
@@ -62,5 +66,6 @@ FILTER_SOURCE_FILES = filter_source_files_from_platform(
             PlatformFramework.RTL87XX_ARDUINO,
             PlatformFramework.LN882X_ARDUINO,
         },
+        "debug_zephyr.cpp": {PlatformFramework.NRF52_ZEPHYR},
     }
 )

esphome/components/debug/debug_zephyr.cpp

@@ -0,0 +1,281 @@
+#include "debug_component.h"
+#ifdef USE_ZEPHYR
+#include <climits>
+#include "esphome/core/log.h"
+#include <zephyr/drivers/hwinfo.h>
+#include <hal/nrf_power.h>
+#include <cstdint>
+
+#define BOOTLOADER_VERSION_REGISTER NRF_TIMER2->CC[0]
+
+namespace esphome {
+namespace debug {
+
+static const char *const TAG = "debug";
+constexpr std::uintptr_t MBR_PARAM_PAGE_ADDR = 0xFFC;
+constexpr std::uintptr_t MBR_BOOTLOADER_ADDR = 0xFF8;
+
+static void show_reset_reason(std::string &reset_reason, bool set, const char *reason) {
+  if (!set) {
+    return;
+  }
+  if (!reset_reason.empty()) {
+    reset_reason += ", ";
+  }
+  reset_reason += reason;
+}
+
+inline uint32_t read_mem_u32(uintptr_t addr) {
+  return *reinterpret_cast<volatile uint32_t *>(addr);  // NOLINT(performance-no-int-to-ptr)
+}
+
+std::string DebugComponent::get_reset_reason_() {
+  uint32_t cause;
+  auto ret = hwinfo_get_reset_cause(&cause);
+  if (ret) {
+    ESP_LOGE(TAG, "Unable to get reset cause: %d", ret);
+    return "";
+  }
+  std::string reset_reason;
+
+  show_reset_reason(reset_reason, cause & RESET_PIN, "External pin");
+  show_reset_reason(reset_reason, cause & RESET_SOFTWARE, "Software reset");
+  show_reset_reason(reset_reason, cause & RESET_BROWNOUT, "Brownout (drop in voltage)");
+  show_reset_reason(reset_reason, cause & RESET_POR, "Power-on reset (POR)");
+  show_reset_reason(reset_reason, cause & RESET_WATCHDOG, "Watchdog timer expiration");
+  show_reset_reason(reset_reason, cause & RESET_DEBUG, "Debug event");
+  show_reset_reason(reset_reason, cause & RESET_SECURITY, "Security violation");
+  show_reset_reason(reset_reason, cause & RESET_LOW_POWER_WAKE, "Waking up from low power mode");
+  show_reset_reason(reset_reason, cause & RESET_CPU_LOCKUP, "CPU lock-up detected");
+  show_reset_reason(reset_reason, cause & RESET_PARITY, "Parity error");
+  show_reset_reason(reset_reason, cause & RESET_PLL, "PLL error");
+  show_reset_reason(reset_reason, cause & RESET_CLOCK, "Clock error");
+  show_reset_reason(reset_reason, cause & RESET_HARDWARE, "Hardware reset");
+  show_reset_reason(reset_reason, cause & RESET_USER, "User reset");
+  show_reset_reason(reset_reason, cause & RESET_TEMPERATURE, "Temperature reset");
+
+  ESP_LOGD(TAG, "Reset Reason: %s", reset_reason.c_str());
+  return reset_reason;
+}
+
+uint32_t DebugComponent::get_free_heap_() { return INT_MAX; }
+
+void DebugComponent::get_device_info_(std::string &device_info) {
+  std::string supply = "Main supply status: ";
+  if (nrf_power_mainregstatus_get(NRF_POWER) == NRF_POWER_MAINREGSTATUS_NORMAL) {
+    supply += "Normal voltage.";
+  } else {
+    supply += "High voltage.";
+  }
+  ESP_LOGD(TAG, "%s", supply.c_str());
+  device_info += "|" + supply;
+
+  std::string reg0 = "Regulator stage 0: ";
+  if (nrf_power_mainregstatus_get(NRF_POWER) == NRF_POWER_MAINREGSTATUS_HIGH) {
+    reg0 += nrf_power_dcdcen_vddh_get(NRF_POWER) ? "DC/DC" : "LDO";
+    reg0 += ", ";
+    switch (NRF_UICR->REGOUT0 & UICR_REGOUT0_VOUT_Msk) {
+      case (UICR_REGOUT0_VOUT_DEFAULT << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "1.8V (default)";
+        break;
+      case (UICR_REGOUT0_VOUT_1V8 << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "1.8V";
+        break;
+      case (UICR_REGOUT0_VOUT_2V1 << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "2.1V";
+        break;
+      case (UICR_REGOUT0_VOUT_2V4 << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "2.4V";
+        break;
+      case (UICR_REGOUT0_VOUT_2V7 << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "2.7V";
+        break;
+      case (UICR_REGOUT0_VOUT_3V0 << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "3.0V";
+        break;
+      case (UICR_REGOUT0_VOUT_3V3 << UICR_REGOUT0_VOUT_Pos):
+        reg0 += "3.3V";
+        break;
+      default:
+        reg0 += "???V";
+    }
+  } else {
+    reg0 += "disabled";
+  }
+  ESP_LOGD(TAG, "%s", reg0.c_str());
+  device_info += "|" + reg0;
+
+  std::string reg1 = "Regulator stage 1: ";
+  reg1 += nrf_power_dcdcen_get(NRF_POWER) ? "DC/DC" : "LDO";
+  ESP_LOGD(TAG, "%s", reg1.c_str());
+  device_info += "|" + reg1;
+
+  std::string usb_power = "USB power state: ";
+  if (nrf_power_usbregstatus_vbusdet_get(NRF_POWER)) {
+    if (nrf_power_usbregstatus_outrdy_get(NRF_POWER)) {
+      /**< From the power viewpoint, USB is ready for working. */
+      usb_power += "ready";
+    } else {
+      /**< The USB power is detected, but USB power regulator is not ready. */
+      usb_power += "connected (regulator is not ready)";
+    }
+  } else {
+    /**< No power on USB lines detected. */
+    usb_power += "disconected";
+  }
+  ESP_LOGD(TAG, "%s", usb_power.c_str());
+  device_info += "|" + usb_power;
+
+  bool enabled;
+  nrf_power_pof_thr_t pof_thr;
+
+  pof_thr = nrf_power_pofcon_get(NRF_POWER, &enabled);
+  std::string pof = "Power-fail comparator: ";
+  if (enabled) {
+    switch (pof_thr) {
+      case POWER_POFCON_THRESHOLD_V17:
+        pof += "1.7V";
+        break;
+      case POWER_POFCON_THRESHOLD_V18:
+        pof += "1.8V";
+        break;
+      case POWER_POFCON_THRESHOLD_V19:
+        pof += "1.9V";
+        break;
+      case POWER_POFCON_THRESHOLD_V20:
+        pof += "2.0V";
+        break;
+      case POWER_POFCON_THRESHOLD_V21:
+        pof += "2.1V";
+        break;
+      case POWER_POFCON_THRESHOLD_V22:
+        pof += "2.2V";
+        break;
+      case POWER_POFCON_THRESHOLD_V23:
+        pof += "2.3V";
+        break;
+      case POWER_POFCON_THRESHOLD_V24:
+        pof += "2.4V";
+        break;
+      case POWER_POFCON_THRESHOLD_V25:
+        pof += "2.5V";
+        break;
+      case POWER_POFCON_THRESHOLD_V26:
+        pof += "2.6V";
+        break;
+      case POWER_POFCON_THRESHOLD_V27:
+        pof += "2.7V";
+        break;
+      case POWER_POFCON_THRESHOLD_V28:
+        pof += "2.8V";
+        break;
+    }
+
+    if (nrf_power_mainregstatus_get(NRF_POWER) == NRF_POWER_MAINREGSTATUS_HIGH) {
+      pof += ", VDDH: ";
+      switch (nrf_power_pofcon_vddh_get(NRF_POWER)) {
+        case NRF_POWER_POFTHRVDDH_V27:
+          pof += "2.7V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V28:
+          pof += "2.8V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V29:
+          pof += "2.9V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V30:
+          pof += "3.0V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V31:
+          pof += "3.1V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V32:
+          pof += "3.2V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V33:
+          pof += "3.3V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V34:
+          pof += "3.4V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V35:
+          pof += "3.5V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V36:
+          pof += "3.6V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V37:
+          pof += "3.7V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V38:
+          pof += "3.8V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V39:
+          pof += "3.9V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V40:
+          pof += "4.0V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V41:
+          pof += "4.1V";
+          break;
+        case NRF_POWER_POFTHRVDDH_V42:
+          pof += "4.2V";
+          break;
+      }
+    }
+  } else {
+    pof += "disabled";
+  }
+  ESP_LOGD(TAG, "%s", pof.c_str());
+  device_info += "|" + pof;
+
+  auto package = [](uint32_t value) {
+    switch (value) {
+      case 0x2004:
+        return "QIxx - 7x7 73-pin aQFN";
+      case 0x2000:
+        return "QFxx - 6x6 48-pin QFN";
+      case 0x2005:
+        return "CKxx - 3.544 x 3.607 WLCSP";
+    }
+    return "Unspecified";
+  };
+
+  ESP_LOGD(TAG, "Code page size: %u, code size: %u, device id: 0x%08x%08x", NRF_FICR->CODEPAGESIZE, NRF_FICR->CODESIZE,
+           NRF_FICR->DEVICEID[1], NRF_FICR->DEVICEID[0]);
+  ESP_LOGD(TAG, "Encryption root: 0x%08x%08x%08x%08x, Identity Root: 0x%08x%08x%08x%08x", NRF_FICR->ER[0],
+           NRF_FICR->ER[1], NRF_FICR->ER[2], NRF_FICR->ER[3], NRF_FICR->IR[0], NRF_FICR->IR[1], NRF_FICR->IR[2],
+           NRF_FICR->IR[3]);
+  ESP_LOGD(TAG, "Device address type: %s, address: %s", (NRF_FICR->DEVICEADDRTYPE & 0x1 ? "Random" : "Public"),
+           get_mac_address_pretty().c_str());
+  ESP_LOGD(TAG, "Part code: nRF%x, version: %c%c%c%c, package: %s", NRF_FICR->INFO.PART,
+           NRF_FICR->INFO.VARIANT >> 24 & 0xFF, NRF_FICR->INFO.VARIANT >> 16 & 0xFF, NRF_FICR->INFO.VARIANT >> 8 & 0xFF,
+           NRF_FICR->INFO.VARIANT & 0xFF, package(NRF_FICR->INFO.PACKAGE));
+  ESP_LOGD(TAG, "RAM: %ukB, Flash: %ukB, production test: %sdone", NRF_FICR->INFO.RAM, NRF_FICR->INFO.FLASH,
+           (NRF_FICR->PRODTEST[0] == 0xBB42319F ? "" : "not "));
+  ESP_LOGD(
+      TAG, "GPIO as NFC pins: %s, GPIO as nRESET pin: %s",
+      YESNO((NRF_UICR->NFCPINS & UICR_NFCPINS_PROTECT_Msk) == (UICR_NFCPINS_PROTECT_NFC << UICR_NFCPINS_PROTECT_Pos)),
+      YESNO(((NRF_UICR->PSELRESET[0] & UICR_PSELRESET_CONNECT_Msk) !=
+             (UICR_PSELRESET_CONNECT_Connected << UICR_PSELRESET_CONNECT_Pos)) ||
+            ((NRF_UICR->PSELRESET[1] & UICR_PSELRESET_CONNECT_Msk) !=
+             (UICR_PSELRESET_CONNECT_Connected << UICR_PSELRESET_CONNECT_Pos))));
+
+#ifdef USE_BOOTLOADER_MCUBOOT
+  ESP_LOGD(TAG, "bootloader: mcuboot");
+#else
+  ESP_LOGD(TAG, "bootloader: Adafruit, version %u.%u.%u", (BOOTLOADER_VERSION_REGISTER >> 16) & 0xFF,
+           (BOOTLOADER_VERSION_REGISTER >> 8) & 0xFF, BOOTLOADER_VERSION_REGISTER & 0xFF);
+  ESP_LOGD(TAG, "MBR bootloader addr 0x%08x, UICR bootloader addr 0x%08x", read_mem_u32(MBR_BOOTLOADER_ADDR),
+           NRF_UICR->NRFFW[0]);
+  ESP_LOGD(TAG, "MBR param page addr 0x%08x, UICR param page addr 0x%08x", read_mem_u32(MBR_PARAM_PAGE_ADDR),
+           NRF_UICR->NRFFW[1]);
+#endif
+}
+
+void DebugComponent::update_platform_() {}
+
+}  // namespace debug
+}  // namespace esphome
+#endif

esphome/components/debug/sensor.py

@@ -1,6 +1,7 @@
 import esphome.codegen as cg
 from esphome.components import sensor
 from esphome.components.esp32 import CONF_CPU_FREQUENCY
+from esphome.components.psram import DOMAIN as PSRAM_DOMAIN
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_BLOCK,
@@ -54,7 +55,7 @@ CONFIG_SCHEMA = {
     ),
     cv.Optional(CONF_PSRAM): cv.All(
         cv.only_on_esp32,
-        cv.requires_component("psram"),
+        cv.requires_component(PSRAM_DOMAIN),
         sensor.sensor_schema(
             unit_of_measurement=UNIT_BYTES,
             icon=ICON_COUNTER,

esphome/components/esp32/__init__.py

@@ -76,6 +76,7 @@ CONF_ASSERTION_LEVEL = "assertion_level"
 CONF_COMPILER_OPTIMIZATION = "compiler_optimization"
 CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES = "enable_idf_experimental_features"
 CONF_ENABLE_LWIP_ASSERT = "enable_lwip_assert"
+CONF_EXECUTE_FROM_PSRAM = "execute_from_psram"
 CONF_RELEASE = "release"
 
 ASSERTION_LEVELS = {
@@ -313,7 +314,7 @@ def _format_framework_espidf_version(
 RECOMMENDED_ARDUINO_FRAMEWORK_VERSION = cv.Version(3, 2, 1)
 # The platform-espressif32 version to use for arduino frameworks
 #  - https://github.com/pioarduino/platform-espressif32/releases
-ARDUINO_PLATFORM_VERSION = cv.Version(54, 3, 21)
+ARDUINO_PLATFORM_VERSION = cv.Version(54, 3, 21, "2")
 
 # The default/recommended esp-idf framework version
 #  - https://github.com/espressif/esp-idf/releases
@@ -322,7 +323,7 @@ RECOMMENDED_ESP_IDF_FRAMEWORK_VERSION = cv.Version(5, 4, 2)
 # The platformio/espressif32 version to use for esp-idf frameworks
 #  - https://github.com/platformio/platform-espressif32/releases
 #  - https://api.registry.platformio.org/v3/packages/platformio/platform/espressif32
-ESP_IDF_PLATFORM_VERSION = cv.Version(54, 3, 21)
+ESP_IDF_PLATFORM_VERSION = cv.Version(54, 3, 21, "2")
 
 # List based on https://registry.platformio.org/tools/platformio/framework-espidf/versions
 SUPPORTED_PLATFORMIO_ESP_IDF_5X = [
@@ -468,10 +469,10 @@ def _parse_platform_version(value):
     try:
         ver = cv.Version.parse(cv.version_number(value))
         if ver.major >= 50:  # a pioarduino version
-            if "-" in value:
-                # maybe a release candidate?...definitely not our default, just use it as-is...
-                return f"https://github.com/pioarduino/platform-espressif32/releases/download/{value}/platform-espressif32.zip"
-            return f"https://github.com/pioarduino/platform-espressif32/releases/download/{ver.major}.{ver.minor:02d}.{ver.patch:02d}/platform-espressif32.zip"
+            release = f"{ver.major}.{ver.minor:02d}.{ver.patch:02d}"
+            if ver.extra:
+                release += f"-{ver.extra}"
+            return f"https://github.com/pioarduino/platform-espressif32/releases/download/{release}/platform-espressif32.zip"
         # if platform version is a valid version constraint, prefix the default package
         cv.platformio_version_constraint(value)
         return f"platformio/espressif32@{value}"
@@ -519,32 +520,59 @@ def _detect_variant(value):
 
 
 def final_validate(config):
-    if not (
-        pio_options := fv.full_config.get()[CONF_ESPHOME].get(CONF_PLATFORMIO_OPTIONS)
-    ):
-        # Not specified or empty
-        return config
+    # Imported locally to avoid circular import issues
+    from esphome.components.psram import DOMAIN as PSRAM_DOMAIN
 
+    errs = []
+    full_config = fv.full_config.get()
+    if pio_options := full_config[CONF_ESPHOME].get(CONF_PLATFORMIO_OPTIONS):
         pio_flash_size_key = "board_upload.flash_size"
         pio_partitions_key = "board_build.partitions"
         if CONF_PARTITIONS in config and pio_partitions_key in pio_options:
-        raise cv.Invalid(
+            errs.append(
+                cv.Invalid(
                     f"Do not specify '{pio_partitions_key}' in '{CONF_PLATFORMIO_OPTIONS}' with '{CONF_PARTITIONS}' in esp32"
                 )
-
+            )
         if pio_flash_size_key in pio_options:
-        raise cv.Invalid(
+            errs.append(
+                cv.Invalid(
                     f"Please specify {CONF_FLASH_SIZE} within esp32 configuration only"
                 )
-
+            )
     if (
         config[CONF_VARIANT] != VARIANT_ESP32
         and CONF_ADVANCED in (conf_fw := config[CONF_FRAMEWORK])
         and CONF_IGNORE_EFUSE_MAC_CRC in conf_fw[CONF_ADVANCED]
     ):
-        raise cv.Invalid(
-            f"{CONF_IGNORE_EFUSE_MAC_CRC} is not supported on {config[CONF_VARIANT]}"
+        errs.append(
+            cv.Invalid(
+                f"'{CONF_IGNORE_EFUSE_MAC_CRC}' is not supported on {config[CONF_VARIANT]}",
+                path=[CONF_FRAMEWORK, CONF_ADVANCED, CONF_IGNORE_EFUSE_MAC_CRC],
             )
+        )
+    if (
+        config.get(CONF_FRAMEWORK, {})
+        .get(CONF_ADVANCED, {})
+        .get(CONF_EXECUTE_FROM_PSRAM)
+    ):
+        if config[CONF_VARIANT] != VARIANT_ESP32S3:
+            errs.append(
+                cv.Invalid(
+                    f"'{CONF_EXECUTE_FROM_PSRAM}' is only supported on {VARIANT_ESP32S3} variant",
+                    path=[CONF_FRAMEWORK, CONF_ADVANCED, CONF_EXECUTE_FROM_PSRAM],
+                )
+            )
+        if PSRAM_DOMAIN not in full_config:
+            errs.append(
+                cv.Invalid(
+                    f"'{CONF_EXECUTE_FROM_PSRAM}' requires PSRAM to be configured",
+                    path=[CONF_FRAMEWORK, CONF_ADVANCED, CONF_EXECUTE_FROM_PSRAM],
+                )
+            )
+
+    if errs:
+        raise cv.MultipleInvalid(errs)
 
     return config
 
@@ -571,6 +599,8 @@ CONF_SDKCONFIG_OPTIONS = "sdkconfig_options"
 CONF_ENABLE_LWIP_DHCP_SERVER = "enable_lwip_dhcp_server"
 CONF_ENABLE_LWIP_MDNS_QUERIES = "enable_lwip_mdns_queries"
 CONF_ENABLE_LWIP_BRIDGE_INTERFACE = "enable_lwip_bridge_interface"
+CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING = "enable_lwip_tcpip_core_locking"
+CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY = "enable_lwip_check_thread_safety"
 
 
 def _validate_idf_component(config: ConfigType) -> ConfigType:
@@ -619,6 +649,13 @@ ESP_IDF_FRAMEWORK_SCHEMA = cv.All(
                     cv.Optional(
                         CONF_ENABLE_LWIP_BRIDGE_INTERFACE, default=False
                     ): cv.boolean,
+                    cv.Optional(
+                        CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING, default=True
+                    ): cv.boolean,
+                    cv.Optional(
+                        CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY, default=True
+                    ): cv.boolean,
+                    cv.Optional(CONF_EXECUTE_FROM_PSRAM): cv.boolean,
                 }
             ),
             cv.Optional(CONF_COMPONENTS, default=[]): cv.ensure_list(
@@ -784,6 +821,21 @@ async def to_code(config):
             add_idf_sdkconfig_option("CONFIG_LWIP_DNS_SUPPORT_MDNS_QUERIES", False)
         if not advanced.get(CONF_ENABLE_LWIP_BRIDGE_INTERFACE, False):
             add_idf_sdkconfig_option("CONFIG_LWIP_BRIDGEIF_MAX_PORTS", 0)
+        if advanced.get(CONF_EXECUTE_FROM_PSRAM, False):
+            add_idf_sdkconfig_option("CONFIG_SPIRAM_FETCH_INSTRUCTIONS", True)
+            add_idf_sdkconfig_option("CONFIG_SPIRAM_RODATA", True)
+
+        # Apply LWIP core locking for better socket performance
+        # This is already enabled by default in Arduino framework, where it provides
+        # significant performance benefits. Our benchmarks show socket operations are
+        # 24-200% faster with core locking enabled:
+        # - select() on 4 sockets: ~190μs (Arduino/core locking) vs ~235μs (ESP-IDF default)
+        # - Up to 200% slower under load when all operations queue through tcpip_thread
+        # Enabling this makes ESP-IDF socket performance match Arduino framework.
+        if advanced.get(CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING, True):
+            add_idf_sdkconfig_option("CONFIG_LWIP_TCPIP_CORE_LOCKING", True)
+        if advanced.get(CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY, True):
+            add_idf_sdkconfig_option("CONFIG_LWIP_CHECK_THREAD_SAFETY", True)
 
         cg.add_platformio_option("board_build.partitions", "partitions.csv")
         if CONF_PARTITIONS in config:
@@ -872,7 +924,7 @@ def get_arduino_partition_csv(flash_size):
     eeprom_partition_start = app1_partition_start + app_partition_size
     spiffs_partition_start = eeprom_partition_start + eeprom_partition_size
 
-    partition_csv = f"""\
+    return f"""\
 nvs,      data, nvs,     0x9000, 0x5000,
 otadata,  data, ota,     0xE000, 0x2000,
 app0,     app,  ota_0,   0x{app0_partition_start:X}, 0x{app_partition_size:X},
@@ -880,20 +932,18 @@ app1,     app,  ota_1,   0x{app1_partition_start:X}, 0x{app_partition_size:X},
 eeprom,   data, 0x99,    0x{eeprom_partition_start:X}, 0x{eeprom_partition_size:X},
 spiffs,   data, spiffs,  0x{spiffs_partition_start:X}, 0x{spiffs_partition_size:X}
 """
-    return partition_csv
 
 
 def get_idf_partition_csv(flash_size):
     app_partition_size = APP_PARTITION_SIZES[flash_size]
 
-    partition_csv = f"""\
+    return f"""\
 otadata,  data, ota,     ,        0x2000,
 phy_init, data, phy,     ,        0x1000,
 app0,     app,  ota_0,   ,        0x{app_partition_size:X},
 app1,     app,  ota_1,   ,        0x{app_partition_size:X},
 nvs,      data, nvs,     ,        0x6D000,
 """
-    return partition_csv
 
 
 def _format_sdkconfig_val(value: SdkconfigValueType) -> str:

esphome/components/esp32/gpio.py

@@ -187,8 +187,7 @@ def validate_supports(value):
             "Open-drain only works with output mode", [CONF_MODE, CONF_OPEN_DRAIN]
         )
 
-    value = _esp32_validations[variant].usage_validation(value)
-    return value
+    return _esp32_validations[variant].usage_validation(value)
 
 
 # https://docs.espressif.com/projects/esp-idf/en/v3.3.5/api-reference/peripherals/gpio.html#_CPPv416gpio_drive_cap_t

esphome/components/esp32/gpio_esp32_h2.py

@@ -2,6 +2,7 @@ import logging
 
 import esphome.config_validation as cv
 from esphome.const import CONF_INPUT, CONF_MODE, CONF_NUMBER
+from esphome.pins import check_strapping_pin
 
 _ESP32H2_SPI_FLASH_PINS = {6, 7, 15, 16, 17, 18, 19, 20, 21}
 
@@ -15,13 +16,6 @@ _LOGGER = logging.getLogger(__name__)
 def esp32_h2_validate_gpio_pin(value):
     if value < 0 or value > 27:
         raise cv.Invalid(f"Invalid pin number: {value} (must be 0-27)")
-    if value in _ESP32H2_STRAPPING_PINS:
-        _LOGGER.warning(
-            "GPIO%d is a Strapping PIN and should be avoided.\n"
-            "Attaching external pullup/down resistors to strapping pins can cause unexpected failures.\n"
-            "See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins",
-            value,
-        )
     if value in _ESP32H2_SPI_FLASH_PINS:
         _LOGGER.warning(
             "GPIO%d is reserved for SPI Flash communication on some ESP32-H2 chip variants.\n"
@@ -49,4 +43,5 @@ def esp32_h2_validate_supports(value):
     if is_input:
         # All ESP32 pins support input mode
         pass
+    check_strapping_pin(value, _ESP32H2_STRAPPING_PINS, _LOGGER)
     return value

esphome/components/esp32/gpio_esp32_p4.py

@@ -2,6 +2,7 @@ import logging
 
 import esphome.config_validation as cv
 from esphome.const import CONF_INPUT, CONF_MODE, CONF_NUMBER
+from esphome.pins import check_strapping_pin
 
 _ESP32P4_USB_JTAG_PINS = {24, 25}
 
@@ -13,13 +14,6 @@ _LOGGER = logging.getLogger(__name__)
 def esp32_p4_validate_gpio_pin(value):
     if value < 0 or value > 54:
         raise cv.Invalid(f"Invalid pin number: {value} (must be 0-54)")
-    if value in _ESP32P4_STRAPPING_PINS:
-        _LOGGER.warning(
-            "GPIO%d is a Strapping PIN and should be avoided.\n"
-            "Attaching external pullup/down resistors to strapping pins can cause unexpected failures.\n"
-            "See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins",
-            value,
-        )
     if value in _ESP32P4_USB_JTAG_PINS:
         _LOGGER.warning(
             "GPIO%d is reserved for the USB-Serial-JTAG interface.\n"
@@ -40,4 +34,5 @@ def esp32_p4_validate_supports(value):
     if is_input:
         # All ESP32 pins support input mode
         pass
+    check_strapping_pin(value, _ESP32P4_STRAPPING_PINS, _LOGGER)
     return value

esphome/components/esp32/post_build.py.script

@@ -1,10 +1,11 @@
-Import("env")
+Import("env")  # noqa: F821
+
+import itertools  # noqa: E402
+import json  # noqa: E402
+import os  # noqa: E402
+import pathlib  # noqa: E402
+import shutil  # noqa: E402
 
-import os
-import json
-import shutil
-import pathlib
-import itertools
 
 def merge_factory_bin(source, target, env):
     """
@@ -25,7 +26,9 @@ def merge_factory_bin(source, target, env):
         try:
             with flasher_args_path.open() as f:
                 flash_data = json.load(f)
-            for addr, fname in sorted(flash_data["flash_files"].items(), key=lambda kv: int(kv[0], 16)):
+            for addr, fname in sorted(
+                flash_data["flash_files"].items(), key=lambda kv: int(kv[0], 16)
+            ):
                 file_path = pathlib.Path(fname)
                 if file_path.exists():
                     sections.append((addr, str(file_path)))
@@ -40,20 +43,27 @@ def merge_factory_bin(source, target, env):
         if flash_images:
             print("Using FLASH_EXTRA_IMAGES from PlatformIO environment")
             # flatten any nested lists
-            flat = list(itertools.chain.from_iterable(
+            flat = list(
+                itertools.chain.from_iterable(
                     x if isinstance(x, (list, tuple)) else [x] for x in flash_images
-            ))
+                )
+            )
             entries = [env.subst(x) for x in flat]
             for i in range(0, len(entries) - 1, 2):
                 addr, fname = entries[i], entries[i + 1]
                 if isinstance(fname, (list, tuple)):
-                    print(f"Warning: Skipping malformed FLASH_EXTRA_IMAGES entry: {fname}")
+                    print(
+                        f"Warning: Skipping malformed FLASH_EXTRA_IMAGES entry: {fname}"
+                    )
                     continue
                 file_path = pathlib.Path(str(fname))
                 if file_path.exists():
-                    sections.append((addr, str(file_path)))
+                    sections.append((addr, file_path))
                 else:
                     print(f"Info: {file_path.name} not found — skipping")
+        if sections:
+            # Append main firmware to sections
+            sections.append(("0x10000", firmware_path))
 
     # 3. Final fallback: guess standard image locations
     if not sections:
@@ -62,11 +72,11 @@ def merge_factory_bin(source, target, env):
             ("0x0", build_dir / "bootloader" / "bootloader.bin"),
             ("0x8000", build_dir / "partition_table" / "partition-table.bin"),
             ("0xe000", build_dir / "ota_data_initial.bin"),
-            ("0x10000", firmware_path)
+            ("0x10000", firmware_path),
         ]
         for addr, file_path in guesses:
             if file_path.exists():
-                sections.append((addr, str(file_path)))
+                sections.append((addr, file_path))
             else:
                 print(f"Info: {file_path.name} not found — skipping")
 
@@ -76,21 +86,25 @@ def merge_factory_bin(source, target, env):
         return
 
     output_path = firmware_path.with_suffix(".factory.bin")
+    python_exe = f'"{env.subst("$PYTHONEXE")}"'
     cmd = [
-        "--chip", chip,
+        python_exe,
+        "-m",
+        "esptool",
+        "--chip",
+        chip,
         "merge_bin",
-        "--flash_size", flash_size,
-        "--output", str(output_path)
+        "--flash_size",
+        flash_size,
+        "--output",
+        str(output_path),
     ]
     for addr, file_path in sections:
-        cmd += [addr, file_path]
+        cmd += [addr, str(file_path)]
 
     print(f"Merging binaries into {output_path}")
     result = env.Execute(
-        env.VerboseAction(
-            f"{env.subst('$PYTHONEXE')} -m esptool " + " ".join(cmd),
-            "Merging binaries with esptool"
-        )
+        env.VerboseAction(" ".join(cmd), "Merging binaries with esptool")
     )
 
     if result == 0:
@@ -98,6 +112,7 @@ def merge_factory_bin(source, target, env):
     else:
         print(f"Error: esptool merge_bin failed with code {result}")
 
+
 def esp32_copy_ota_bin(source, target, env):
     """
     Copy the main firmware to a .ota.bin file for compatibility with ESPHome OTA tools.
@@ -107,6 +122,7 @@ def esp32_copy_ota_bin(source, target, env):
     shutil.copyfile(firmware_name, new_file_name)
     print(f"Copied firmware to {new_file_name}")
 
+
 # Run merge first, then ota copy second
-env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", merge_factory_bin)
-env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", esp32_copy_ota_bin)
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", merge_factory_bin)  # noqa: F821
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", esp32_copy_ota_bin)  # noqa: F821

esphome/components/esp32_ble/ble.cpp

@@ -468,6 +468,8 @@ void ESP32BLE::gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_pa
     // Ignore these GAP events as they are not relevant for our use case
     case ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT:
     case ESP_GAP_BLE_SET_PKT_LENGTH_COMPLETE_EVT:
+    case ESP_GAP_BLE_PHY_UPDATE_COMPLETE_EVT:       // BLE 5.0 PHY update complete
+    case ESP_GAP_BLE_CHANNEL_SELECT_ALGORITHM_EVT:  // BLE 5.0 channel selection algorithm
       return;
 
     default:

esphome/components/esp32_ble_client/ble_client_base.cpp

@@ -5,10 +5,28 @@
 
 #ifdef USE_ESP32
 
+#include <esp_gap_ble_api.h>
+#include <esp_gatt_defs.h>
+
 namespace esphome {
 namespace esp32_ble_client {
 
 static const char *const TAG = "esp32_ble_client";
+
+// Intermediate connection parameters for standard operation
+// ESP-IDF defaults (12.5-15ms) are too slow for stable connections through WiFi-based BLE proxies,
+// causing disconnections. These medium parameters balance responsiveness with bandwidth usage.
+static const uint16_t MEDIUM_MIN_CONN_INTERVAL = 0x08;  // 8 * 1.25ms = 10ms
+static const uint16_t MEDIUM_MAX_CONN_INTERVAL = 0x0A;  // 10 * 1.25ms = 12.5ms
+// The timeout value was increased from 6s to 8s to address stability issues observed
+// in certain BLE devices when operating through WiFi-based BLE proxies. The longer
+// timeout reduces the likelihood of disconnections during periods of high latency.
+static const uint16_t MEDIUM_CONN_TIMEOUT = 800;  // 800 * 10ms = 8s
+
+// Fastest connection parameters for devices with short discovery timeouts
+static const uint16_t FAST_MIN_CONN_INTERVAL = 0x06;  // 6 * 1.25ms = 7.5ms (BLE minimum)
+static const uint16_t FAST_MAX_CONN_INTERVAL = 0x06;  // 6 * 1.25ms = 7.5ms
+static const uint16_t FAST_CONN_TIMEOUT = 1000;       // 1000 * 10ms = 10s
 static const esp_bt_uuid_t NOTIFY_DESC_UUID = {
     .len = ESP_UUID_LEN_16,
     .uuid =
@@ -129,6 +147,7 @@ void BLEClientBase::connect() {
   ESP_LOGI(TAG, "[%d] [%s] 0x%02x Attempting BLE connection", this->connection_index_, this->address_str_.c_str(),
            this->remote_addr_type_);
   this->paired_ = false;
+
   auto ret = esp_ble_gattc_open(this->gattc_if_, this->remote_bda_, this->remote_addr_type_, true);
   if (ret) {
     ESP_LOGW(TAG, "[%d] [%s] esp_ble_gattc_open error, status=%d", this->connection_index_, this->address_str_.c_str(),
@@ -136,6 +155,34 @@ void BLEClientBase::connect() {
     this->set_state(espbt::ClientState::IDLE);
   } else {
     this->set_state(espbt::ClientState::CONNECTING);
+
+    // Always set connection parameters to ensure stable operation
+    // Use FAST for V3_WITHOUT_CACHE (devices that need lowest latency)
+    // Use MEDIUM for all other connections (balanced performance)
+    uint16_t min_interval, max_interval, timeout;
+    const char *param_type;
+
+    if (this->connection_type_ == espbt::ConnectionType::V3_WITHOUT_CACHE) {
+      min_interval = FAST_MIN_CONN_INTERVAL;
+      max_interval = FAST_MAX_CONN_INTERVAL;
+      timeout = FAST_CONN_TIMEOUT;
+      param_type = "fast";
+    } else {
+      min_interval = MEDIUM_MIN_CONN_INTERVAL;
+      max_interval = MEDIUM_MAX_CONN_INTERVAL;
+      timeout = MEDIUM_CONN_TIMEOUT;
+      param_type = "medium";
+    }
+
+    auto param_ret = esp_ble_gap_set_prefer_conn_params(this->remote_bda_, min_interval, max_interval,
+                                                        0,  // latency: 0
+                                                        timeout);
+    if (param_ret != ESP_OK) {
+      ESP_LOGW(TAG, "[%d] [%s] esp_ble_gap_set_prefer_conn_params failed: %d", this->connection_index_,
+               this->address_str_.c_str(), param_ret);
+    } else {
+      ESP_LOGD(TAG, "[%d] [%s] Set %s conn params", this->connection_index_, this->address_str_.c_str(), param_type);
+    }
   }
 }
 
@@ -278,12 +325,14 @@ bool BLEClientBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_
                  this->address_str_.c_str(), ret);
       }
       this->set_state(espbt::ClientState::CONNECTED);
+      ESP_LOGI(TAG, "[%d] [%s] Connection open", this->connection_index_, this->address_str_.c_str());
       if (this->connection_type_ == espbt::ConnectionType::V3_WITH_CACHE) {
-        ESP_LOGI(TAG, "[%d] [%s] Connected", this->connection_index_, this->address_str_.c_str());
+        ESP_LOGI(TAG, "[%d] [%s] Using cached services", this->connection_index_, this->address_str_.c_str());
         // only set our state, subclients might have more stuff to do yet.
         this->state_ = espbt::ClientState::ESTABLISHED;
         break;
       }
+      ESP_LOGD(TAG, "[%d] [%s] Searching for services", this->connection_index_, this->address_str_.c_str());
       esp_ble_gattc_search_service(esp_gattc_if, param->cfg_mtu.conn_id, nullptr);
       break;
     }
@@ -296,8 +345,15 @@ bool BLEClientBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_
     case ESP_GATTC_DISCONNECT_EVT: {
       if (!this->check_addr(param->disconnect.remote_bda))
         return false;
-      ESP_LOGD(TAG, "[%d] [%s] ESP_GATTC_DISCONNECT_EVT, reason %d", this->connection_index_,
+      // Check if we were disconnected while waiting for service discovery
+      if (param->disconnect.reason == ESP_GATT_CONN_TERMINATE_PEER_USER &&
+          this->state_ == espbt::ClientState::CONNECTED) {
+        ESP_LOGW(TAG, "[%d] [%s] Disconnected by remote during service discovery", this->connection_index_,
+                 this->address_str_.c_str());
+      } else {
+        ESP_LOGD(TAG, "[%d] [%s] ESP_GATTC_DISCONNECT_EVT, reason 0x%02x", this->connection_index_,
                  this->address_str_.c_str(), param->disconnect.reason);
+      }
       this->release_services();
       this->set_state(espbt::ClientState::IDLE);
       break;
@@ -353,7 +409,22 @@ bool BLEClientBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_
         ESP_LOGV(TAG, "[%d] [%s]  start_handle: 0x%x  end_handle: 0x%x", this->connection_index_,
                  this->address_str_.c_str(), svc->start_handle, svc->end_handle);
       }
-      ESP_LOGI(TAG, "[%d] [%s] Connected", this->connection_index_, this->address_str_.c_str());
+      ESP_LOGI(TAG, "[%d] [%s] Service discovery complete", this->connection_index_, this->address_str_.c_str());
+
+      // For non-cached connections, restore to medium connection parameters after service discovery
+      // This balances performance with bandwidth usage after the critical discovery phase
+      if (this->connection_type_ == espbt::ConnectionType::V3_WITHOUT_CACHE) {
+        esp_ble_conn_update_params_t conn_params = {{0}};
+        memcpy(conn_params.bda, this->remote_bda_, sizeof(esp_bd_addr_t));
+        conn_params.min_int = MEDIUM_MIN_CONN_INTERVAL;
+        conn_params.max_int = MEDIUM_MAX_CONN_INTERVAL;
+        conn_params.latency = 0;
+        conn_params.timeout = MEDIUM_CONN_TIMEOUT;
+        ESP_LOGD(TAG, "[%d] [%s] Restored medium conn params after service discovery", this->connection_index_,
+                 this->address_str_.c_str());
+        esp_ble_gap_update_conn_params(&conn_params);
+      }
+
       this->state_ = espbt::ClientState::ESTABLISHED;
       break;
     }

esphome/components/esp32_ble_client/ble_client_base.h

@@ -48,7 +48,7 @@ class BLEClientBase : public espbt::ESPBTClient, public Component {
 
   void set_auto_connect(bool auto_connect) { this->auto_connect_ = auto_connect; }
 
-  void set_address(uint64_t address) {
+  virtual void set_address(uint64_t address) {
     this->address_ = address;
     this->remote_bda_[0] = (address >> 40) & 0xFF;
     this->remote_bda_[1] = (address >> 32) & 0xFF;

esphome/components/esp32_ble_server/__init__.py

@@ -628,5 +628,4 @@ async def ble_server_descriptor_set_value(config, action_id, template_arg, args)
 )
 async def ble_server_characteristic_notify(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)

esphome/components/esp32_touch/esp32_touch_v1.cpp

@@ -201,15 +201,13 @@ void IRAM_ATTR ESP32TouchComponent::touch_isr_handler(void *arg) {
     touch_pad_t pad = child->get_touch_pad();
 
     // Read current value using ISR-safe API
-    uint32_t value;
-    if (component->iir_filter_enabled_()) {
-      uint16_t temp_value = 0;
-      touch_pad_read_filtered(pad, &temp_value);
-      value = temp_value;
-    } else {
-      // Use low-level HAL function when filter is not enabled
-      value = touch_ll_read_raw_data(pad);
-    }
+    // IMPORTANT: ESP-IDF v5.4 regression - touch_pad_read_filtered() is no longer ISR-safe
+    // In ESP-IDF v5.3 and earlier it was ISR-safe, but ESP-IDF v5.4 added mutex protection that causes:
+    // "assert failed: xQueueSemaphoreTake queue.c:1718"
+    // We must use raw values even when filter is enabled as a workaround.
+    // Users should adjust thresholds to compensate for the lack of IIR filtering.
+    // See: https://github.com/espressif/esp-idf/issues/17045
+    uint32_t value = touch_ll_read_raw_data(pad);
 
     // Skip pads that aren’t in the trigger mask
     if (((mask >> pad) & 1) == 0) {

esphome/components/espnow/__init__.py

@@ -0,0 +1,320 @@
+from esphome import automation, core
+import esphome.codegen as cg
+from esphome.components import wifi
+from esphome.components.udp import CONF_ON_RECEIVE
+import esphome.config_validation as cv
+from esphome.const import (
+    CONF_ADDRESS,
+    CONF_CHANNEL,
+    CONF_DATA,
+    CONF_ENABLE_ON_BOOT,
+    CONF_ID,
+    CONF_ON_ERROR,
+    CONF_TRIGGER_ID,
+    CONF_WIFI,
+)
+from esphome.core import CORE, HexInt
+from esphome.types import ConfigType
+
+CODEOWNERS = ["@jesserockz"]
+
+byte_vector = cg.std_vector.template(cg.uint8)
+peer_address_t = cg.std_ns.class_("array").template(cg.uint8, 6)
+
+espnow_ns = cg.esphome_ns.namespace("espnow")
+ESPNowComponent = espnow_ns.class_("ESPNowComponent", cg.Component)
+
+# Handler interfaces that other components can use to register callbacks
+ESPNowReceivedPacketHandler = espnow_ns.class_("ESPNowReceivedPacketHandler")
+ESPNowUnknownPeerHandler = espnow_ns.class_("ESPNowUnknownPeerHandler")
+ESPNowBroadcastedHandler = espnow_ns.class_("ESPNowBroadcastedHandler")
+
+ESPNowRecvInfo = espnow_ns.class_("ESPNowRecvInfo")
+ESPNowRecvInfoConstRef = ESPNowRecvInfo.operator("const").operator("ref")
+
+SendAction = espnow_ns.class_("SendAction", automation.Action)
+SetChannelAction = espnow_ns.class_("SetChannelAction", automation.Action)
+AddPeerAction = espnow_ns.class_("AddPeerAction", automation.Action)
+DeletePeerAction = espnow_ns.class_("DeletePeerAction", automation.Action)
+
+ESPNowHandlerTrigger = automation.Trigger.template(
+    ESPNowRecvInfoConstRef,
+    cg.uint8.operator("const").operator("ptr"),
+    cg.uint8,
+)
+
+OnUnknownPeerTrigger = espnow_ns.class_(
+    "OnUnknownPeerTrigger", ESPNowHandlerTrigger, ESPNowUnknownPeerHandler
+)
+OnReceiveTrigger = espnow_ns.class_(
+    "OnReceiveTrigger", ESPNowHandlerTrigger, ESPNowReceivedPacketHandler
+)
+OnBroadcastedTrigger = espnow_ns.class_(
+    "OnBroadcastedTrigger", ESPNowHandlerTrigger, ESPNowBroadcastedHandler
+)
+
+
+CONF_AUTO_ADD_PEER = "auto_add_peer"
+CONF_PEERS = "peers"
+CONF_ON_SENT = "on_sent"
+CONF_ON_UNKNOWN_PEER = "on_unknown_peer"
+CONF_ON_BROADCAST = "on_broadcast"
+CONF_CONTINUE_ON_ERROR = "continue_on_error"
+CONF_WAIT_FOR_SENT = "wait_for_sent"
+
+MAX_ESPNOW_PACKET_SIZE = 250  # Maximum size of the payload in bytes
+
+
+def _validate_unknown_peer(config):
+    if config[CONF_AUTO_ADD_PEER] and config.get(CONF_ON_UNKNOWN_PEER):
+        raise cv.Invalid(
+            f"'{CONF_ON_UNKNOWN_PEER}' cannot be used when '{CONF_AUTO_ADD_PEER}' is enabled.",
+            path=[CONF_ON_UNKNOWN_PEER],
+        )
+    return config
+
+
+CONFIG_SCHEMA = cv.All(
+    cv.Schema(
+        {
+            cv.GenerateID(): cv.declare_id(ESPNowComponent),
+            cv.OnlyWithout(CONF_CHANNEL, CONF_WIFI): wifi.validate_channel,
+            cv.Optional(CONF_ENABLE_ON_BOOT, default=True): cv.boolean,
+            cv.Optional(CONF_AUTO_ADD_PEER, default=False): cv.boolean,
+            cv.Optional(CONF_PEERS): cv.ensure_list(cv.mac_address),
+            cv.Optional(CONF_ON_UNKNOWN_PEER): automation.validate_automation(
+                {
+                    cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(OnUnknownPeerTrigger),
+                },
+                single=True,
+            ),
+            cv.Optional(CONF_ON_RECEIVE): automation.validate_automation(
+                {
+                    cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(OnReceiveTrigger),
+                    cv.Optional(CONF_ADDRESS): cv.mac_address,
+                }
+            ),
+            cv.Optional(CONF_ON_BROADCAST): automation.validate_automation(
+                {
+                    cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(OnBroadcastedTrigger),
+                    cv.Optional(CONF_ADDRESS): cv.mac_address,
+                }
+            ),
+        },
+    ).extend(cv.COMPONENT_SCHEMA),
+    cv.only_on_esp32,
+    _validate_unknown_peer,
+)
+
+
+async def _trigger_to_code(config):
+    if address := config.get(CONF_ADDRESS):
+        address = address.parts
+    trigger = cg.new_Pvariable(config[CONF_TRIGGER_ID], address)
+    await automation.build_automation(
+        trigger,
+        [
+            (ESPNowRecvInfoConstRef, "info"),
+            (cg.uint8.operator("const").operator("ptr"), "data"),
+            (cg.uint8, "size"),
+        ],
+        config,
+    )
+    return trigger
+
+
+async def to_code(config):
+    print(config)
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+
+    if CORE.using_arduino:
+        cg.add_library("WiFi", None)
+
+    cg.add_define("USE_ESPNOW")
+    if wifi_channel := config.get(CONF_CHANNEL):
+        cg.add(var.set_wifi_channel(wifi_channel))
+
+    cg.add(var.set_auto_add_peer(config[CONF_AUTO_ADD_PEER]))
+
+    for peer in config.get(CONF_PEERS, []):
+        cg.add(var.add_peer(peer.parts))
+
+    if on_receive := config.get(CONF_ON_UNKNOWN_PEER):
+        trigger = await _trigger_to_code(on_receive)
+        cg.add(var.register_unknown_peer_handler(trigger))
+
+    for on_receive in config.get(CONF_ON_RECEIVE, []):
+        trigger = await _trigger_to_code(on_receive)
+        cg.add(var.register_received_handler(trigger))
+
+    for on_receive in config.get(CONF_ON_BROADCAST, []):
+        trigger = await _trigger_to_code(on_receive)
+        cg.add(var.register_broadcasted_handler(trigger))
+
+
+# ========================================== A C T I O N S ================================================
+
+
+def validate_peer(value):
+    if isinstance(value, cv.Lambda):
+        return cv.returning_lambda(value)
+    return cv.mac_address(value)
+
+
+def _validate_raw_data(value):
+    if isinstance(value, str):
+        if len(value) >= MAX_ESPNOW_PACKET_SIZE:
+            raise cv.Invalid(
+                f"'{CONF_DATA}' must be less than {MAX_ESPNOW_PACKET_SIZE} characters long, got {len(value)}"
+            )
+        return value
+    if isinstance(value, list):
+        if len(value) > MAX_ESPNOW_PACKET_SIZE:
+            raise cv.Invalid(
+                f"'{CONF_DATA}' must be less than {MAX_ESPNOW_PACKET_SIZE} bytes long, got {len(value)}"
+            )
+        return cv.Schema([cv.hex_uint8_t])(value)
+    raise cv.Invalid(
+        f"'{CONF_DATA}' must either be a string wrapped in quotes or a list of bytes"
+    )
+
+
+async def register_peer(var, config, args):
+    peer = config[CONF_ADDRESS]
+    if isinstance(peer, core.MACAddress):
+        peer = [HexInt(p) for p in peer.parts]
+
+    template_ = await cg.templatable(peer, args, peer_address_t, peer_address_t)
+    cg.add(var.set_address(template_))
+
+
+PEER_SCHEMA = cv.Schema(
+    {
+        cv.GenerateID(): cv.use_id(ESPNowComponent),
+        cv.Required(CONF_ADDRESS): cv.templatable(cv.mac_address),
+    }
+)
+
+SEND_SCHEMA = PEER_SCHEMA.extend(
+    {
+        cv.Required(CONF_DATA): cv.templatable(_validate_raw_data),
+        cv.Optional(CONF_ON_SENT): automation.validate_action_list,
+        cv.Optional(CONF_ON_ERROR): automation.validate_action_list,
+        cv.Optional(CONF_WAIT_FOR_SENT, default=True): cv.boolean,
+        cv.Optional(CONF_CONTINUE_ON_ERROR, default=True): cv.boolean,
+    }
+)
+
+
+def _validate_send_action(config):
+    if not config[CONF_WAIT_FOR_SENT] and not config[CONF_CONTINUE_ON_ERROR]:
+        raise cv.Invalid(
+            f"'{CONF_CONTINUE_ON_ERROR}' cannot be false if '{CONF_WAIT_FOR_SENT}' is false as the automation will not wait for the failed result.",
+            path=[CONF_CONTINUE_ON_ERROR],
+        )
+    return config
+
+
+SEND_SCHEMA.add_extra(_validate_send_action)
+
+
+@automation.register_action(
+    "espnow.send",
+    SendAction,
+    SEND_SCHEMA,
+)
+@automation.register_action(
+    "espnow.broadcast",
+    SendAction,
+    cv.maybe_simple_value(
+        SEND_SCHEMA.extend(
+            {
+                cv.Optional(CONF_ADDRESS, default="FF:FF:FF:FF:FF:FF"): cv.mac_address,
+            }
+        ),
+        key=CONF_DATA,
+    ),
+)
+async def send_action(
+    config: ConfigType,
+    action_id: core.ID,
+    template_arg: cg.TemplateArguments,
+    args: list[tuple],
+):
+    var = cg.new_Pvariable(action_id, template_arg)
+    await cg.register_parented(var, config[CONF_ID])
+
+    await register_peer(var, config, args)
+
+    data = config.get(CONF_DATA, [])
+    if isinstance(data, str):
+        data = [cg.RawExpression(f"'{c}'") for c in data]
+    templ = await cg.templatable(data, args, byte_vector, byte_vector)
+    cg.add(var.set_data(templ))
+
+    cg.add(var.set_wait_for_sent(config[CONF_WAIT_FOR_SENT]))
+    cg.add(var.set_continue_on_error(config[CONF_CONTINUE_ON_ERROR]))
+
+    if on_sent_config := config.get(CONF_ON_SENT):
+        actions = await automation.build_action_list(on_sent_config, template_arg, args)
+        cg.add(var.add_on_sent(actions))
+    if on_error_config := config.get(CONF_ON_ERROR):
+        actions = await automation.build_action_list(
+            on_error_config, template_arg, args
+        )
+        cg.add(var.add_on_error(actions))
+    return var
+
+
+@automation.register_action(
+    "espnow.peer.add",
+    AddPeerAction,
+    cv.maybe_simple_value(
+        PEER_SCHEMA,
+        key=CONF_ADDRESS,
+    ),
+)
+@automation.register_action(
+    "espnow.peer.delete",
+    DeletePeerAction,
+    cv.maybe_simple_value(
+        PEER_SCHEMA,
+        key=CONF_ADDRESS,
+    ),
+)
+async def peer_action(
+    config: ConfigType,
+    action_id: core.ID,
+    template_arg: cg.TemplateArguments,
+    args: list[tuple],
+):
+    var = cg.new_Pvariable(action_id, template_arg)
+    await cg.register_parented(var, config[CONF_ID])
+    await register_peer(var, config, args)
+
+    return var
+
+
+@automation.register_action(
+    "espnow.set_channel",
+    SetChannelAction,
+    cv.maybe_simple_value(
+        {
+            cv.GenerateID(): cv.use_id(ESPNowComponent),
+            cv.Required(CONF_CHANNEL): cv.templatable(wifi.validate_channel),
+        },
+        key=CONF_CHANNEL,
+    ),
+)
+async def channel_action(
+    config: ConfigType,
+    action_id: core.ID,
+    template_arg: cg.TemplateArguments,
+    args: list[tuple],
+):
+    var = cg.new_Pvariable(action_id, template_arg)
+    await cg.register_parented(var, config[CONF_ID])
+    template_ = await cg.templatable(config[CONF_CHANNEL], args, cg.uint8)
+    cg.add(var.set_channel(template_))
+    return var

esphome/components/espnow/automation.h

@@ -0,0 +1,175 @@
+#pragma once
+
+#ifdef USE_ESP32
+
+#include "espnow_component.h"
+
+#include "esphome/core/automation.h"
+#include "esphome/core/base_automation.h"
+
+namespace esphome::espnow {
+
+template<typename... Ts> class SendAction : public Action<Ts...>, public Parented<ESPNowComponent> {
+  TEMPLATABLE_VALUE(peer_address_t, address);
+  TEMPLATABLE_VALUE(std::vector<uint8_t>, data);
+
+ public:
+  void add_on_sent(const std::vector<Action<Ts...> *> &actions) {
+    this->sent_.add_actions(actions);
+    if (this->flags_.wait_for_sent) {
+      this->sent_.add_action(new LambdaAction<Ts...>([this](Ts... x) { this->play_next_(x...); }));
+    }
+  }
+  void add_on_error(const std::vector<Action<Ts...> *> &actions) {
+    this->error_.add_actions(actions);
+    if (this->flags_.wait_for_sent) {
+      this->error_.add_action(new LambdaAction<Ts...>([this](Ts... x) {
+        if (this->flags_.continue_on_error) {
+          this->play_next_(x...);
+        } else {
+          this->stop_complex();
+        }
+      }));
+    }
+  }
+
+  void set_wait_for_sent(bool wait_for_sent) { this->flags_.wait_for_sent = wait_for_sent; }
+  void set_continue_on_error(bool continue_on_error) { this->flags_.continue_on_error = continue_on_error; }
+
+  void play_complex(Ts... x) override {
+    this->num_running_++;
+    send_callback_t send_callback = [this, x...](esp_err_t status) {
+      if (status == ESP_OK) {
+        if (this->sent_.empty() && this->flags_.wait_for_sent) {
+          this->play_next_(x...);
+        } else if (!this->sent_.empty()) {
+          this->sent_.play(x...);
+        }
+      } else {
+        if (this->error_.empty() && this->flags_.wait_for_sent) {
+          if (this->flags_.continue_on_error) {
+            this->play_next_(x...);
+          } else {
+            this->stop_complex();
+          }
+        } else if (!this->error_.empty()) {
+          this->error_.play(x...);
+        }
+      }
+    };
+    peer_address_t address = this->address_.value(x...);
+    std::vector<uint8_t> data = this->data_.value(x...);
+    esp_err_t err = this->parent_->send(address.data(), data, send_callback);
+    if (err != ESP_OK) {
+      send_callback(err);
+    } else if (!this->flags_.wait_for_sent) {
+      this->play_next_(x...);
+    }
+  }
+
+  void play(Ts... x) override { /* ignore - see play_complex */
+  }
+
+  void stop() override {
+    this->sent_.stop();
+    this->error_.stop();
+  }
+
+ protected:
+  ActionList<Ts...> sent_;
+  ActionList<Ts...> error_;
+
+  struct {
+    uint8_t wait_for_sent : 1;      // Wait for the send operation to complete before continuing automation
+    uint8_t continue_on_error : 1;  // Continue automation even if the send operation fails
+    uint8_t reserved : 6;           // Reserved for future use
+  } flags_{0};
+};
+
+template<typename... Ts> class AddPeerAction : public Action<Ts...>, public Parented<ESPNowComponent> {
+  TEMPLATABLE_VALUE(peer_address_t, address);
+
+ public:
+  void play(Ts... x) override {
+    peer_address_t address = this->address_.value(x...);
+    this->parent_->add_peer(address.data());
+  }
+};
+
+template<typename... Ts> class DeletePeerAction : public Action<Ts...>, public Parented<ESPNowComponent> {
+  TEMPLATABLE_VALUE(peer_address_t, address);
+
+ public:
+  void play(Ts... x) override {
+    peer_address_t address = this->address_.value(x...);
+    this->parent_->del_peer(address.data());
+  }
+};
+
+template<typename... Ts> class SetChannelAction : public Action<Ts...>, public Parented<ESPNowComponent> {
+ public:
+  TEMPLATABLE_VALUE(uint8_t, channel)
+  void play(Ts... x) override {
+    if (this->parent_->is_wifi_enabled()) {
+      return;
+    }
+    this->parent_->set_wifi_channel(this->channel_.value(x...));
+    this->parent_->apply_wifi_channel();
+  }
+};
+
+class OnReceiveTrigger : public Trigger<const ESPNowRecvInfo &, const uint8_t *, uint8_t>,
+                         public ESPNowReceivedPacketHandler {
+ public:
+  explicit OnReceiveTrigger(std::array<uint8_t, ESP_NOW_ETH_ALEN> address) : has_address_(true) {
+    memcpy(this->address_, address.data(), ESP_NOW_ETH_ALEN);
+  }
+
+  explicit OnReceiveTrigger() : has_address_(false) {}
+
+  bool on_received(const ESPNowRecvInfo &info, const uint8_t *data, uint8_t size) override {
+    bool match = !this->has_address_ || (memcmp(this->address_, info.src_addr, ESP_NOW_ETH_ALEN) == 0);
+    if (!match)
+      return false;
+
+    this->trigger(info, data, size);
+    return false;  // Return false to continue processing other internal handlers
+  }
+
+ protected:
+  bool has_address_{false};
+  const uint8_t *address_[ESP_NOW_ETH_ALEN];
+};
+class OnUnknownPeerTrigger : public Trigger<const ESPNowRecvInfo &, const uint8_t *, uint8_t>,
+                             public ESPNowUnknownPeerHandler {
+ public:
+  bool on_unknown_peer(const ESPNowRecvInfo &info, const uint8_t *data, uint8_t size) override {
+    this->trigger(info, data, size);
+    return false;  // Return false to continue processing other internal handlers
+  }
+};
+class OnBroadcastedTrigger : public Trigger<const ESPNowRecvInfo &, const uint8_t *, uint8_t>,
+                             public ESPNowBroadcastedHandler {
+ public:
+  explicit OnBroadcastedTrigger(std::array<uint8_t, ESP_NOW_ETH_ALEN> address) : has_address_(true) {
+    memcpy(this->address_, address.data(), ESP_NOW_ETH_ALEN);
+  }
+  explicit OnBroadcastedTrigger() : has_address_(false) {}
+
+  bool on_broadcasted(const ESPNowRecvInfo &info, const uint8_t *data, uint8_t size) override {
+    bool match = !this->has_address_ || (memcmp(this->address_, info.src_addr, ESP_NOW_ETH_ALEN) == 0);
+    if (!match)
+      return false;
+
+    this->trigger(info, data, size);
+    return false;  // Return false to continue processing other internal handlers
+  }
+
+ protected:
+  bool has_address_{false};
+  const uint8_t *address_[ESP_NOW_ETH_ALEN];
+};
+
+}  // namespace esphome::espnow
+
+#endif  // USE_ESP32

esphome/components/espnow/espnow_component.cpp

@@ -0,0 +1,468 @@
+#include "espnow_component.h"
+
+#ifdef USE_ESP32
+
+#include "espnow_err.h"
+
+#include "esphome/core/defines.h"
+#include "esphome/core/log.h"
+
+#include <esp_event.h>
+#include <esp_mac.h>
+#include <esp_now.h>
+#include <esp_random.h>
+#include <esp_wifi.h>
+#include <cstring>
+#include <memory>
+
+#ifdef USE_WIFI
+#include "esphome/components/wifi/wifi_component.h"
+#endif
+
+namespace esphome::espnow {
+
+static constexpr const char *TAG = "espnow";
+
+static const esp_err_t CONFIG_ESPNOW_WAKE_WINDOW = 50;
+static const esp_err_t CONFIG_ESPNOW_WAKE_INTERVAL = 100;
+
+ESPNowComponent *global_esp_now = nullptr;  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
+
+static const LogString *espnow_error_to_str(esp_err_t error) {
+  switch (error) {
+    case ESP_ERR_ESPNOW_FAILED:
+      return LOG_STR("ESPNow is in fail mode");
+    case ESP_ERR_ESPNOW_OWN_ADDRESS:
+      return LOG_STR("Message to your self");
+    case ESP_ERR_ESPNOW_DATA_SIZE:
+      return LOG_STR("Data size to large");
+    case ESP_ERR_ESPNOW_PEER_NOT_SET:
+      return LOG_STR("Peer address not set");
+    case ESP_ERR_ESPNOW_PEER_NOT_PAIRED:
+      return LOG_STR("Peer address not paired");
+    case ESP_ERR_ESPNOW_NOT_INIT:
+      return LOG_STR("Not init");
+    case ESP_ERR_ESPNOW_ARG:
+      return LOG_STR("Invalid argument");
+    case ESP_ERR_ESPNOW_INTERNAL:
+      return LOG_STR("Internal Error");
+    case ESP_ERR_ESPNOW_NO_MEM:
+      return LOG_STR("Our of memory");
+    case ESP_ERR_ESPNOW_NOT_FOUND:
+      return LOG_STR("Peer not found");
+    case ESP_ERR_ESPNOW_IF:
+      return LOG_STR("Interface does not match");
+    case ESP_OK:
+      return LOG_STR("OK");
+    case ESP_NOW_SEND_FAIL:
+      return LOG_STR("Failed");
+    default:
+      return LOG_STR("Unknown Error");
+  }
+}
+
+std::string peer_str(uint8_t *peer) {
+  if (peer == nullptr || peer[0] == 0) {
+    return "[Not Set]";
+  } else if (memcmp(peer, ESPNOW_BROADCAST_ADDR, ESP_NOW_ETH_ALEN) == 0) {
+    return "[Broadcast]";
+  } else if (memcmp(peer, ESPNOW_MULTICAST_ADDR, ESP_NOW_ETH_ALEN) == 0) {
+    return "[Multicast]";
+  } else {
+    return format_mac_address_pretty(peer);
+  }
+}
+
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 5, 0)
+void on_send_report(const esp_now_send_info_t *info, esp_now_send_status_t status)
+#else
+void on_send_report(const uint8_t *mac_addr, esp_now_send_status_t status)
+#endif
+{
+  // Allocate an event from the pool
+  ESPNowPacket *packet = global_esp_now->receive_packet_pool_.allocate();
+  if (packet == nullptr) {
+    // No events available - queue is full or we're out of memory
+    global_esp_now->receive_packet_queue_.increment_dropped_count();
+    return;
+  }
+
+// Load new packet data (replaces previous packet)
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 5, 0)
+  packet->load_sent_data(info->des_addr, status);
+#else
+  packet->load_sent_data(mac_addr, status);
+#endif
+
+  // Push the packet to the queue
+  global_esp_now->receive_packet_queue_.push(packet);
+  // Push always because we're the only producer and the pool ensures we never exceed queue size
+}
+
+void on_data_received(const esp_now_recv_info_t *info, const uint8_t *data, int size) {
+  // Allocate an event from the pool
+  ESPNowPacket *packet = global_esp_now->receive_packet_pool_.allocate();
+  if (packet == nullptr) {
+    // No events available - queue is full or we're out of memory
+    global_esp_now->receive_packet_queue_.increment_dropped_count();
+    return;
+  }
+
+  // Load new packet data (replaces previous packet)
+  packet->load_received_data(info, data, size);
+
+  // Push the packet to the queue
+  global_esp_now->receive_packet_queue_.push(packet);
+  // Push always because we're the only producer and the pool ensures we never exceed queue size
+}
+
+ESPNowComponent::ESPNowComponent() { global_esp_now = this; }
+
+void ESPNowComponent::dump_config() {
+  uint32_t version = 0;
+  esp_now_get_version(&version);
+
+  ESP_LOGCONFIG(TAG, "espnow:");
+  if (this->is_disabled()) {
+    ESP_LOGCONFIG(TAG, "  Disabled");
+    return;
+  }
+  ESP_LOGCONFIG(TAG,
+                "  Own address: %s\n"
+                "  Version: v%" PRIu32 "\n"
+                "  Wi-Fi channel: %d",
+                format_mac_address_pretty(this->own_address_).c_str(), version, this->wifi_channel_);
+#ifdef USE_WIFI
+  ESP_LOGCONFIG(TAG, "  Wi-Fi enabled: %s", YESNO(this->is_wifi_enabled()));
+#endif
+}
+
+bool ESPNowComponent::is_wifi_enabled() {
+#ifdef USE_WIFI
+  return wifi::global_wifi_component != nullptr && !wifi::global_wifi_component->is_disabled();
+#else
+  return false;
+#endif
+}
+
+void ESPNowComponent::setup() {
+  if (this->enable_on_boot_) {
+    this->enable_();
+  } else {
+    this->state_ = ESPNOW_STATE_DISABLED;
+  }
+}
+
+void ESPNowComponent::enable() {
+  if (this->state_ != ESPNOW_STATE_ENABLED)
+    return;
+
+  ESP_LOGD(TAG, "Enabling");
+  this->state_ = ESPNOW_STATE_OFF;
+
+  this->enable_();
+}
+
+void ESPNowComponent::enable_() {
+  if (!this->is_wifi_enabled()) {
+    esp_event_loop_create_default();
+
+    wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
+
+    ESP_ERROR_CHECK(esp_wifi_init(&cfg));
+    ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
+    ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM));
+    ESP_ERROR_CHECK(esp_wifi_set_ps(WIFI_PS_NONE));
+    ESP_ERROR_CHECK(esp_wifi_start());
+    ESP_ERROR_CHECK(esp_wifi_disconnect());
+
+    this->apply_wifi_channel();
+  }
+#ifdef USE_WIFI
+  else {
+    this->wifi_channel_ = wifi::global_wifi_component->get_wifi_channel();
+  }
+#endif
+
+  esp_err_t err = esp_now_init();
+  if (err != ESP_OK) {
+    ESP_LOGE(TAG, "esp_now_init failed: %s", esp_err_to_name(err));
+    this->mark_failed();
+    return;
+  }
+
+  err = esp_now_register_recv_cb(on_data_received);
+  if (err != ESP_OK) {
+    ESP_LOGE(TAG, "esp_now_register_recv_cb failed: %s", esp_err_to_name(err));
+    this->mark_failed();
+    return;
+  }
+
+  err = esp_now_register_send_cb(on_send_report);
+  if (err != ESP_OK) {
+    ESP_LOGE(TAG, "esp_now_register_recv_cb failed: %s", esp_err_to_name(err));
+    this->mark_failed();
+    return;
+  }
+
+  esp_wifi_get_mac(WIFI_IF_STA, this->own_address_);
+
+#ifdef USE_DEEP_SLEEP
+  esp_now_set_wake_window(CONFIG_ESPNOW_WAKE_WINDOW);
+  esp_wifi_connectionless_module_set_wake_interval(CONFIG_ESPNOW_WAKE_INTERVAL);
+#endif
+
+  for (auto peer : this->peers_) {
+    this->add_peer(peer.address);
+  }
+  this->state_ = ESPNOW_STATE_ENABLED;
+}
+
+void ESPNowComponent::disable() {
+  if (this->state_ == ESPNOW_STATE_DISABLED)
+    return;
+
+  ESP_LOGD(TAG, "Disabling");
+  this->state_ = ESPNOW_STATE_DISABLED;
+
+  esp_now_unregister_recv_cb();
+  esp_now_unregister_send_cb();
+
+  for (auto peer : this->peers_) {
+    this->del_peer(peer.address);
+  }
+
+  esp_err_t err = esp_now_deinit();
+  if (err != ESP_OK) {
+    ESP_LOGE(TAG, "esp_now_deinit failed! 0x%x", err);
+  }
+}
+
+void ESPNowComponent::apply_wifi_channel() {
+  if (this->state_ == ESPNOW_STATE_DISABLED) {
+    ESP_LOGE(TAG, "Cannot set channel when ESPNOW disabled");
+    this->mark_failed();
+    return;
+  }
+
+  if (this->is_wifi_enabled()) {
+    ESP_LOGE(TAG, "Cannot set channel when Wi-Fi enabled");
+    this->mark_failed();
+    return;
+  }
+
+  ESP_LOGI(TAG, "Channel set to %d.", this->wifi_channel_);
+  esp_wifi_set_promiscuous(true);
+  esp_wifi_set_channel(this->wifi_channel_, WIFI_SECOND_CHAN_NONE);
+  esp_wifi_set_promiscuous(false);
+}
+
+void ESPNowComponent::loop() {
+#ifdef USE_WIFI
+  if (wifi::global_wifi_component != nullptr && wifi::global_wifi_component->is_connected()) {
+    int32_t new_channel = wifi::global_wifi_component->get_wifi_channel();
+    if (new_channel != this->wifi_channel_) {
+      ESP_LOGI(TAG, "Wifi Channel is changed from %d to %d.", this->wifi_channel_, new_channel);
+      this->wifi_channel_ = new_channel;
+    }
+  }
+#endif
+
+  // Process received packets
+  ESPNowPacket *packet = this->receive_packet_queue_.pop();
+  while (packet != nullptr) {
+    switch (packet->type_) {
+      case ESPNowPacket::RECEIVED: {
+        const ESPNowRecvInfo info = packet->get_receive_info();
+        if (!esp_now_is_peer_exist(info.src_addr)) {
+          if (this->auto_add_peer_) {
+            this->add_peer(info.src_addr);
+          } else {
+            for (auto *handler : this->unknown_peer_handlers_) {
+              if (handler->on_unknown_peer(info, packet->packet_.receive.data, packet->packet_.receive.size))
+                break;  // If a handler returns true, stop processing further handlers
+            }
+          }
+        }
+        // Intentionally left as if instead of else in case the peer is added above
+        if (esp_now_is_peer_exist(info.src_addr)) {
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+          ESP_LOGV(TAG, "<<< [%s -> %s] %s", format_mac_address_pretty(info.src_addr).c_str(),
+                   format_mac_address_pretty(info.des_addr).c_str(),
+                   format_hex_pretty(packet->packet_.receive.data, packet->packet_.receive.size).c_str());
+#endif
+          if (memcmp(info.des_addr, ESPNOW_BROADCAST_ADDR, ESP_NOW_ETH_ALEN) == 0) {
+            for (auto *handler : this->broadcasted_handlers_) {
+              if (handler->on_broadcasted(info, packet->packet_.receive.data, packet->packet_.receive.size))
+                break;  // If a handler returns true, stop processing further handlers
+            }
+          } else {
+            for (auto *handler : this->received_handlers_) {
+              if (handler->on_received(info, packet->packet_.receive.data, packet->packet_.receive.size))
+                break;  // If a handler returns true, stop processing further handlers
+            }
+          }
+        }
+        break;
+      }
+      case ESPNowPacket::SENT: {
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+        ESP_LOGV(TAG, ">>> [%s] %s", format_mac_address_pretty(packet->packet_.sent.address).c_str(),
+                 LOG_STR_ARG(espnow_error_to_str(packet->packet_.sent.status)));
+#endif
+        if (this->current_send_packet_ != nullptr) {
+          this->current_send_packet_->callback_(packet->packet_.sent.status);
+          this->send_packet_pool_.release(this->current_send_packet_);
+          this->current_send_packet_ = nullptr;  // Reset current packet after sending
+        }
+        break;
+      }
+      default:
+        break;
+    }
+    // Return the packet to the pool
+    this->receive_packet_pool_.release(packet);
+    packet = this->receive_packet_queue_.pop();
+  }
+
+  // Process sending packet queue
+  if (this->current_send_packet_ == nullptr) {
+    this->send_();
+  }
+
+  // Log dropped received packets periodically
+  uint16_t received_dropped = this->receive_packet_queue_.get_and_reset_dropped_count();
+  if (received_dropped > 0) {
+    ESP_LOGW(TAG, "Dropped %u received packets due to buffer overflow", received_dropped);
+  }
+
+  // Log dropped send packets periodically
+  uint16_t send_dropped = this->send_packet_queue_.get_and_reset_dropped_count();
+  if (send_dropped > 0) {
+    ESP_LOGW(TAG, "Dropped %u send packets due to buffer overflow", send_dropped);
+  }
+}
+
+esp_err_t ESPNowComponent::send(const uint8_t *peer_address, const uint8_t *payload, size_t size,
+                                const send_callback_t &callback) {
+  if (this->state_ != ESPNOW_STATE_ENABLED) {
+    return ESP_ERR_ESPNOW_NOT_INIT;
+  } else if (this->is_failed()) {
+    return ESP_ERR_ESPNOW_FAILED;
+  } else if (peer_address == 0ULL) {
+    return ESP_ERR_ESPNOW_PEER_NOT_SET;
+  } else if (memcmp(peer_address, this->own_address_, ESP_NOW_ETH_ALEN) == 0) {
+    return ESP_ERR_ESPNOW_OWN_ADDRESS;
+  } else if (size > ESP_NOW_MAX_DATA_LEN) {
+    return ESP_ERR_ESPNOW_DATA_SIZE;
+  } else if (!esp_now_is_peer_exist(peer_address)) {
+    if (memcmp(peer_address, ESPNOW_BROADCAST_ADDR, ESP_NOW_ETH_ALEN) == 0 || this->auto_add_peer_) {
+      esp_err_t err = this->add_peer(peer_address);
+      if (err != ESP_OK) {
+        return err;
+      }
+    } else {
+      return ESP_ERR_ESPNOW_PEER_NOT_PAIRED;
+    }
+  }
+  // Allocate a packet from the pool
+  ESPNowSendPacket *packet = this->send_packet_pool_.allocate();
+  if (packet == nullptr) {
+    this->send_packet_queue_.increment_dropped_count();
+    ESP_LOGE(TAG, "Failed to allocate send packet from pool");
+    this->status_momentary_warning("send-packet-pool-full");
+    return ESP_ERR_ESPNOW_NO_MEM;
+  }
+  // Load the packet data
+  packet->load_data(peer_address, payload, size, callback);
+  // Push the packet to the send queue
+  this->send_packet_queue_.push(packet);
+  return ESP_OK;
+}
+
+void ESPNowComponent::send_() {
+  ESPNowSendPacket *packet = this->send_packet_queue_.pop();
+  if (packet == nullptr) {
+    return;  // No packets to send
+  }
+
+  this->current_send_packet_ = packet;
+  esp_err_t err = esp_now_send(packet->address_, packet->data_, packet->size_);
+  if (err != ESP_OK) {
+    ESP_LOGE(TAG, "Failed to send packet to %s - %s", format_mac_address_pretty(packet->address_).c_str(),
+             LOG_STR_ARG(espnow_error_to_str(err)));
+    if (packet->callback_ != nullptr) {
+      packet->callback_(err);
+    }
+    this->status_momentary_warning("send-failed");
+    this->send_packet_pool_.release(packet);
+    this->current_send_packet_ = nullptr;  // Reset current packet
+    return;
+  }
+}
+
+esp_err_t ESPNowComponent::add_peer(const uint8_t *peer) {
+  if (this->state_ != ESPNOW_STATE_ENABLED || this->is_failed()) {
+    return ESP_ERR_ESPNOW_NOT_INIT;
+  }
+
+  if (memcmp(peer, this->own_address_, ESP_NOW_ETH_ALEN) == 0) {
+    this->mark_failed();
+    return ESP_ERR_INVALID_MAC;
+  }
+
+  if (!esp_now_is_peer_exist(peer)) {
+    esp_now_peer_info_t peer_info = {};
+    memset(&peer_info, 0, sizeof(esp_now_peer_info_t));
+    peer_info.ifidx = WIFI_IF_STA;
+    memcpy(peer_info.peer_addr, peer, ESP_NOW_ETH_ALEN);
+    esp_err_t err = esp_now_add_peer(&peer_info);
+
+    if (err != ESP_OK) {
+      ESP_LOGE(TAG, "Failed to add peer %s - %s", format_mac_address_pretty(peer).c_str(),
+               LOG_STR_ARG(espnow_error_to_str(err)));
+      this->status_momentary_warning("peer-add-failed");
+      return err;
+    }
+  }
+  bool found = false;
+  for (auto &it : this->peers_) {
+    if (it == peer) {
+      found = true;
+      break;
+    }
+  }
+  if (!found) {
+    ESPNowPeer new_peer;
+    memcpy(new_peer.address, peer, ESP_NOW_ETH_ALEN);
+    this->peers_.push_back(new_peer);
+  }
+
+  return ESP_OK;
+}
+
+esp_err_t ESPNowComponent::del_peer(const uint8_t *peer) {
+  if (this->state_ != ESPNOW_STATE_ENABLED || this->is_failed()) {
+    return ESP_ERR_ESPNOW_NOT_INIT;
+  }
+  if (esp_now_is_peer_exist(peer)) {
+    esp_err_t err = esp_now_del_peer(peer);
+    if (err != ESP_OK) {
+      ESP_LOGE(TAG, "Failed to delete peer %s - %s", format_mac_address_pretty(peer).c_str(),
+               LOG_STR_ARG(espnow_error_to_str(err)));
+      this->status_momentary_warning("peer-del-failed");
+      return err;
+    }
+  }
+  for (auto it = this->peers_.begin(); it != this->peers_.end(); ++it) {
+    if (*it == peer) {
+      this->peers_.erase(it);
+      break;
+    }
+  }
+  return ESP_OK;
+}
+
+}  // namespace esphome::espnow
+
+#endif  // USE_ESP32

esphome/components/espnow/espnow_component.h

@@ -0,0 +1,182 @@
+#pragma once
+
+#include "esphome/core/automation.h"
+#include "esphome/core/component.h"
+
+#ifdef USE_ESP32
+
+#include "esphome/core/event_pool.h"
+#include "esphome/core/lock_free_queue.h"
+#include "espnow_packet.h"
+
+#include <esp_idf_version.h>
+
+#include <esp_mac.h>
+#include <esp_now.h>
+
+#include <array>
+#include <map>
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace esphome::espnow {
+
+// Maximum size of the ESPNow event queue - must be power of 2 for lock-free queue
+static constexpr size_t MAX_ESP_NOW_SEND_QUEUE_SIZE = 16;
+static constexpr size_t MAX_ESP_NOW_RECEIVE_QUEUE_SIZE = 16;
+
+using peer_address_t = std::array<uint8_t, ESP_NOW_ETH_ALEN>;
+
+enum class ESPNowTriggers : uint8_t {
+  TRIGGER_NONE = 0,
+  ON_NEW_PEER = 1,
+  ON_RECEIVED = 2,
+  ON_BROADCASTED = 3,
+  ON_SUCCEED = 10,
+  ON_FAILED = 11,
+};
+
+enum ESPNowState : uint8_t {
+  /** Nothing has been initialized yet. */
+  ESPNOW_STATE_OFF = 0,
+  /** ESPNOW is disabled. */
+  ESPNOW_STATE_DISABLED,
+  /** ESPNOW is enabled. */
+  ESPNOW_STATE_ENABLED,
+};
+
+struct ESPNowPeer {
+  uint8_t address[ESP_NOW_ETH_ALEN];  // MAC address of the peer
+
+  bool operator==(const ESPNowPeer &other) const { return memcmp(this->address, other.address, ESP_NOW_ETH_ALEN) == 0; }
+  bool operator==(const uint8_t *other) const { return memcmp(this->address, other, ESP_NOW_ETH_ALEN) == 0; }
+};
+
+/// Handler interface for receiving ESPNow packets from unknown peers
+/// Components should inherit from this class to handle incoming ESPNow data
+class ESPNowUnknownPeerHandler {
+ public:
+  /// Called when an ESPNow packet is received from an unknown peer
+  /// @param info Information about the received packet (sender MAC, etc.)
+  /// @param data Pointer to the received data payload
+  /// @param size Size of the received data in bytes
+  /// @return true if the packet was handled, false otherwise
+  virtual bool on_unknown_peer(const ESPNowRecvInfo &info, const uint8_t *data, uint8_t size) = 0;
+};
+
+/// Handler interface for receiving ESPNow packets
+/// Components should inherit from this class to handle incoming ESPNow data
+class ESPNowReceivedPacketHandler {
+ public:
+  /// Called when an ESPNow packet is received
+  /// @param info Information about the received packet (sender MAC, etc.)
+  /// @param data Pointer to the received data payload
+  /// @param size Size of the received data in bytes
+  /// @return true if the packet was handled, false otherwise
+  virtual bool on_received(const ESPNowRecvInfo &info, const uint8_t *data, uint8_t size) = 0;
+};
+/// Handler interface for receiving broadcasted ESPNow packets
+/// Components should inherit from this class to handle incoming ESPNow data
+class ESPNowBroadcastedHandler {
+ public:
+  /// Called when a broadcasted ESPNow packet is received
+  /// @param info Information about the received packet (sender MAC, etc.)
+  /// @param data Pointer to the received data payload
+  /// @param size Size of the received data in bytes
+  /// @return true if the packet was handled, false otherwise
+  virtual bool on_broadcasted(const ESPNowRecvInfo &info, const uint8_t *data, uint8_t size) = 0;
+};
+
+class ESPNowComponent : public Component {
+ public:
+  ESPNowComponent();
+  void setup() override;
+  void loop() override;
+  void dump_config() override;
+
+  float get_setup_priority() const override { return setup_priority::LATE; }
+
+  // Add a peer to the internal list of peers
+  void add_peer(peer_address_t address) {
+    ESPNowPeer peer;
+    memcpy(peer.address, address.data(), ESP_NOW_ETH_ALEN);
+    this->peers_.push_back(peer);
+  }
+  // Add a peer with the esp_now api and add to the internal list if doesnt exist already
+  esp_err_t add_peer(const uint8_t *peer);
+  // Remove a peer with the esp_now api and remove from the internal list if exists
+  esp_err_t del_peer(const uint8_t *peer);
+
+  void set_wifi_channel(uint8_t channel) { this->wifi_channel_ = channel; }
+  void apply_wifi_channel();
+
+  void set_auto_add_peer(bool value) { this->auto_add_peer_ = value; }
+
+  void enable();
+  void disable();
+  bool is_disabled() const { return this->state_ == ESPNOW_STATE_DISABLED; };
+  void set_enable_on_boot(bool enable_on_boot) { this->enable_on_boot_ = enable_on_boot; }
+  bool is_wifi_enabled();
+
+  /// @brief Queue a packet to be sent to a specific peer address.
+  /// This method will add the packet to the internal queue and
+  /// call the callback when the packet is sent.
+  /// Only one packet will be sent at any given time and the next one will not be sent until
+  /// the previous one has been acknowledged or failed.
+  /// @param peer_address MAC address of the peer to send the packet to
+  /// @param payload Data payload to send
+  /// @param callback Callback to call when the send operation is complete
+  /// @return ESP_OK on success, or an error code on failure
+  esp_err_t send(const uint8_t *peer_address, const std::vector<uint8_t> &payload,
+                 const send_callback_t &callback = nullptr) {
+    return this->send(peer_address, payload.data(), payload.size(), callback);
+  }
+  esp_err_t send(const uint8_t *peer_address, const uint8_t *payload, size_t size,
+                 const send_callback_t &callback = nullptr);
+
+  void register_received_handler(ESPNowReceivedPacketHandler *handler) { this->received_handlers_.push_back(handler); }
+  void register_unknown_peer_handler(ESPNowUnknownPeerHandler *handler) {
+    this->unknown_peer_handlers_.push_back(handler);
+  }
+  void register_broadcasted_handler(ESPNowBroadcastedHandler *handler) {
+    this->broadcasted_handlers_.push_back(handler);
+  }
+
+ protected:
+  friend void on_data_received(const esp_now_recv_info_t *info, const uint8_t *data, int size);
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 5, 0)
+  friend void on_send_report(const esp_now_send_info_t *info, esp_now_send_status_t status);
+#else
+  friend void on_send_report(const uint8_t *mac_addr, esp_now_send_status_t status);
+#endif
+
+  void enable_();
+  void send_();
+
+  std::vector<ESPNowUnknownPeerHandler *> unknown_peer_handlers_;
+  std::vector<ESPNowReceivedPacketHandler *> received_handlers_;
+  std::vector<ESPNowBroadcastedHandler *> broadcasted_handlers_;
+
+  std::vector<ESPNowPeer> peers_{};
+
+  uint8_t own_address_[ESP_NOW_ETH_ALEN]{0};
+  LockFreeQueue<ESPNowPacket, MAX_ESP_NOW_RECEIVE_QUEUE_SIZE> receive_packet_queue_{};
+  EventPool<ESPNowPacket, MAX_ESP_NOW_RECEIVE_QUEUE_SIZE> receive_packet_pool_{};
+
+  LockFreeQueue<ESPNowSendPacket, MAX_ESP_NOW_SEND_QUEUE_SIZE> send_packet_queue_{};
+  EventPool<ESPNowSendPacket, MAX_ESP_NOW_SEND_QUEUE_SIZE> send_packet_pool_{};
+  ESPNowSendPacket *current_send_packet_{nullptr};  // Currently sending packet, nullptr if none
+
+  uint8_t wifi_channel_{0};
+  ESPNowState state_{ESPNOW_STATE_OFF};
+
+  bool auto_add_peer_{false};
+  bool enable_on_boot_{true};
+};
+
+extern ESPNowComponent *global_esp_now;  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
+
+}  // namespace esphome::espnow
+
+#endif  // USE_ESP32

esphome/components/espnow/espnow_err.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#ifdef USE_ESP32
+
+#include <esp_err.h>
+#include <esp_now.h>
+
+namespace esphome::espnow {
+
+static const esp_err_t ESP_ERR_ESPNOW_CMP_BASE = (ESP_ERR_ESPNOW_BASE + 20);
+static const esp_err_t ESP_ERR_ESPNOW_FAILED = (ESP_ERR_ESPNOW_CMP_BASE + 1);
+static const esp_err_t ESP_ERR_ESPNOW_OWN_ADDRESS = (ESP_ERR_ESPNOW_CMP_BASE + 2);
+static const esp_err_t ESP_ERR_ESPNOW_DATA_SIZE = (ESP_ERR_ESPNOW_CMP_BASE + 3);
+static const esp_err_t ESP_ERR_ESPNOW_PEER_NOT_SET = (ESP_ERR_ESPNOW_CMP_BASE + 4);
+static const esp_err_t ESP_ERR_ESPNOW_PEER_NOT_PAIRED = (ESP_ERR_ESPNOW_CMP_BASE + 5);
+
+}  // namespace esphome::espnow
+
+#endif  // USE_ESP32

esphome/components/espnow/espnow_packet.h

@@ -0,0 +1,166 @@
+#pragma once
+
+#ifdef USE_ESP32
+
+#include "espnow_err.h"
+
+#include <cstdint>
+#include <cstring>
+#include <functional>
+#include <memory>
+#include <vector>
+
+#include <esp_err.h>
+#include <esp_idf_version.h>
+#include <esp_now.h>
+
+namespace esphome::espnow {
+
+static const uint8_t ESPNOW_BROADCAST_ADDR[ESP_NOW_ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
+static const uint8_t ESPNOW_MULTICAST_ADDR[ESP_NOW_ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE};
+
+struct WifiPacketRxControl {
+  int8_t rssi;         // Received Signal Strength Indicator (RSSI) of packet, unit: dBm
+  uint32_t timestamp;  // Timestamp in microseconds when the packet was received, precise only if modem sleep or
+                       // light sleep is not enabled
+};
+
+struct ESPNowRecvInfo {
+  uint8_t src_addr[ESP_NOW_ETH_ALEN]; /**< Source address of ESPNOW packet */
+  uint8_t des_addr[ESP_NOW_ETH_ALEN]; /**< Destination address of ESPNOW packet */
+  wifi_pkt_rx_ctrl_t *rx_ctrl;        /**< Rx control info of ESPNOW packet */
+};
+
+using send_callback_t = std::function<void(esp_err_t)>;
+
+class ESPNowPacket {
+ public:
+  // NOLINTNEXTLINE(readability-identifier-naming)
+  enum esp_now_packet_type_t : uint8_t {
+    RECEIVED,
+    SENT,
+  };
+
+  // Constructor for received data
+  ESPNowPacket(const esp_now_recv_info_t *info, const uint8_t *data, int size) {
+    this->init_received_data_(info, data, size);
+  };
+
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 5, 0)
+  // Constructor for sent data
+  ESPNowPacket(const esp_now_send_info_t *info, esp_now_send_status_t status) {
+    this->init_sent_data(info->src_addr, status);
+  }
+#else
+  // Constructor for sent data
+  ESPNowPacket(const uint8_t *mac_addr, esp_now_send_status_t status) { this->init_sent_data_(mac_addr, status); }
+#endif
+
+  // Default constructor for pre-allocation in pool
+  ESPNowPacket() {}
+
+  void release() {}
+
+  void load_received_data(const esp_now_recv_info_t *info, const uint8_t *data, int size) {
+    this->type_ = RECEIVED;
+    this->init_received_data_(info, data, size);
+  }
+
+  void load_sent_data(const uint8_t *mac_addr, esp_now_send_status_t status) {
+    this->type_ = SENT;
+    this->init_sent_data_(mac_addr, status);
+  }
+
+  // Disable copy to prevent double-delete
+  ESPNowPacket(const ESPNowPacket &) = delete;
+  ESPNowPacket &operator=(const ESPNowPacket &) = delete;
+
+  union {
+    // NOLINTNEXTLINE(readability-identifier-naming)
+    struct received_data {
+      ESPNowRecvInfo info;                 // Information about the received packet
+      uint8_t data[ESP_NOW_MAX_DATA_LEN];  // Data received in the packet
+      uint8_t size;                        // Size of the received data
+      WifiPacketRxControl rx_ctrl;         // Status of the received packet
+    } receive;
+
+    // NOLINTNEXTLINE(readability-identifier-naming)
+    struct sent_data {
+      uint8_t address[ESP_NOW_ETH_ALEN];
+      esp_now_send_status_t status;
+    } sent;
+  } packet_;
+
+  esp_now_packet_type_t type_;
+
+  esp_now_packet_type_t type() const { return this->type_; }
+  const ESPNowRecvInfo &get_receive_info() const { return this->packet_.receive.info; }
+
+ private:
+  void init_received_data_(const esp_now_recv_info_t *info, const uint8_t *data, int size) {
+    memcpy(this->packet_.receive.info.src_addr, info->src_addr, ESP_NOW_ETH_ALEN);
+    memcpy(this->packet_.receive.info.des_addr, info->des_addr, ESP_NOW_ETH_ALEN);
+    memcpy(this->packet_.receive.data, data, size);
+    this->packet_.receive.size = size;
+
+    this->packet_.receive.rx_ctrl.rssi = info->rx_ctrl->rssi;
+    this->packet_.receive.rx_ctrl.timestamp = info->rx_ctrl->timestamp;
+
+    this->packet_.receive.info.rx_ctrl = reinterpret_cast<wifi_pkt_rx_ctrl_t *>(&this->packet_.receive.rx_ctrl);
+  }
+
+  void init_sent_data_(const uint8_t *mac_addr, esp_now_send_status_t status) {
+    memcpy(this->packet_.sent.address, mac_addr, ESP_NOW_ETH_ALEN);
+    this->packet_.sent.status = status;
+  }
+};
+
+class ESPNowSendPacket {
+ public:
+  ESPNowSendPacket(const uint8_t *peer_address, const uint8_t *payload, size_t size, const send_callback_t &&callback)
+      : callback_(callback) {
+    this->init_data_(peer_address, payload, size);
+  }
+  ESPNowSendPacket(const uint8_t *peer_address, const uint8_t *payload, size_t size) {
+    this->init_data_(peer_address, payload, size);
+  }
+
+  // Default constructor for pre-allocation in pool
+  ESPNowSendPacket() {}
+
+  void release() {}
+
+  // Disable copy to prevent double-delete
+  ESPNowSendPacket(const ESPNowSendPacket &) = delete;
+  ESPNowSendPacket &operator=(const ESPNowSendPacket &) = delete;
+
+  void load_data(const uint8_t *peer_address, const uint8_t *payload, size_t size, const send_callback_t &callback) {
+    this->init_data_(peer_address, payload, size);
+    this->callback_ = callback;
+  }
+
+  void load_data(const uint8_t *peer_address, const uint8_t *payload, size_t size) {
+    this->init_data_(peer_address, payload, size);
+    this->callback_ = nullptr;  // Reset callback
+  }
+
+  uint8_t address_[ESP_NOW_ETH_ALEN]{0};   // MAC address of the peer to send the packet to
+  uint8_t data_[ESP_NOW_MAX_DATA_LEN]{0};  // Data to send
+  uint8_t size_{0};                        // Size of the data to send, must be <= ESP_NOW_MAX_DATA_LEN
+  send_callback_t callback_{nullptr};      // Callback to call when the send operation is complete
+
+ private:
+  void init_data_(const uint8_t *peer_address, const uint8_t *payload, size_t size) {
+    memcpy(this->address_, peer_address, ESP_NOW_ETH_ALEN);
+    if (size > ESP_NOW_MAX_DATA_LEN) {
+      this->size_ = 0;
+      return;
+    }
+    this->size_ = size;
+    memcpy(this->data_, payload, this->size_);
+  }
+};
+
+}  // namespace esphome::espnow
+
+#endif  // USE_ESP32

esphome/components/event/__init__.py

@@ -145,5 +145,4 @@ async def event_fire_to_code(config, action_id, template_arg, args):
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_EVENT")
     cg.add_global(event_ns.using)

esphome/components/fan/__init__.py

@@ -400,5 +400,4 @@ async def fan_is_on_off_to_code(config, condition_id, template_arg, args):
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_FAN")
     cg.add_global(fan_ns.using)

esphome/components/fan/fan_traits.h

@@ -4,6 +4,13 @@
 #pragma once
 
 namespace esphome {
+
+#ifdef USE_API
+namespace api {
+class APIConnection;
+}  // namespace api
+#endif
+
 namespace fan {
 
 class FanTraits {
@@ -36,6 +43,15 @@ class FanTraits {
   bool supports_preset_modes() const { return !this->preset_modes_.empty(); }
 
  protected:
+#ifdef USE_API
+  // The API connection is a friend class to access internal methods
+  friend class api::APIConnection;
+  // This method returns a reference to the internal preset modes set.
+  // It is used by the API to avoid copying data when encoding messages.
+  // Warning: Do not use this method outside of the API connection code.
+  // It returns a reference to internal data that can be invalidated.
+  const std::set<std::string> &supported_preset_modes_for_api_() const { return this->preset_modes_; }
+#endif
   bool oscillation_{false};
   bool speed_{false};
   bool direction_{false};

esphome/components/gps/gps.cpp

@@ -52,7 +52,7 @@ void GPS::update() {
 void GPS::loop() {
   while (this->available() > 0 && !this->has_time_) {
     if (!this->tiny_gps_.encode(this->read())) {
-      return;
+      continue;
     }
     if (this->tiny_gps_.location.isUpdated()) {
       this->latitude_ = this->tiny_gps_.location.lat();

esphome/components/haier/climate.py

@@ -330,8 +330,7 @@ HAIER_HON_BASE_ACTION_SCHEMA = automation.maybe_simple_id(
 )
 async def display_action_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 @automation.register_action(
@@ -342,8 +341,7 @@ async def display_action_to_code(config, action_id, template_arg, args):
 )
 async def beeper_action_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 # Start self cleaning or steri-cleaning action action
@@ -359,8 +357,7 @@ async def beeper_action_to_code(config, action_id, template_arg, args):
 )
 async def start_cleaning_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 # Set vertical airflow direction action
@@ -417,8 +414,7 @@ async def haier_set_horizontal_airflow_to_code(config, action_id, template_arg,
 )
 async def health_action_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 @automation.register_action(
@@ -432,8 +428,7 @@ async def health_action_to_code(config, action_id, template_arg, args):
 )
 async def power_action_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-    return var
+    return cg.new_Pvariable(action_id, template_arg, paren)
 
 
 def _final_validate(config):

esphome/components/heatpumpir/climate.py

@@ -126,6 +126,6 @@ async def to_code(config):
     cg.add(var.set_max_temperature(config[CONF_MAX_TEMPERATURE]))
     cg.add(var.set_min_temperature(config[CONF_MIN_TEMPERATURE]))
 
-    cg.add_library("tonia/HeatpumpIR", "1.0.35")
-    if CORE.is_libretiny:
+    cg.add_library("tonia/HeatpumpIR", "1.0.37")
+    if CORE.is_libretiny or CORE.is_esp32:
         CORE.add_platformio_option("lib_ignore", "IRremoteESP8266")

esphome/components/homeassistant/number/__init__.py

@@ -23,6 +23,7 @@ CONFIG_SCHEMA = (
 
 
 async def to_code(config):
+    cg.add_define("USE_API_HOMEASSISTANT_SERVICES")
     var = await number.new_number(
         config,
         min_value=0,

esphome/components/homeassistant/number/homeassistant_number.cpp

@@ -93,14 +93,12 @@ void HomeassistantNumber::control(float value) {
   resp.data.emplace_back();
   auto &entity_id = resp.data.back();
   entity_id.set_key(ENTITY_ID_KEY);
-  entity_id.set_value(StringRef(this->entity_id_));
+  entity_id.value = this->entity_id_;
 
   resp.data.emplace_back();
   auto &entity_value = resp.data.back();
   entity_value.set_key(VALUE_KEY);
-  // to_string() returns a temporary - must store it to avoid dangling reference
-  std::string value_str = to_string(value);
-  entity_value.set_value(StringRef(value_str));
+  entity_value.value = to_string(value);
 
   api::global_api_server->send_homeassistant_service_call(resp);
 }

esphome/components/homeassistant/switch/__init__.py

@@ -37,6 +37,7 @@ CONFIG_SCHEMA = cv.All(
 
 
 async def to_code(config):
+    cg.add_define("USE_API_HOMEASSISTANT_SERVICES")
     var = cg.new_Pvariable(config[CONF_ID])
     await cg.register_component(var, config)
     await switch.register_switch(var, config)

esphome/components/homeassistant/switch/homeassistant_switch.cpp

@@ -54,7 +54,7 @@ void HomeassistantSwitch::write_state(bool state) {
   resp.data.emplace_back();
   auto &entity_id_kv = resp.data.back();
   entity_id_kv.set_key(ENTITY_ID_KEY);
-  entity_id_kv.set_value(StringRef(this->entity_id_));
+  entity_id_kv.value = this->entity_id_;
 
   api::global_api_server->send_homeassistant_service_call(resp);
 }

esphome/components/image/__init__.py

@@ -108,6 +108,24 @@ class ImageEncoder:
         :return:
         """
 
+    @classmethod
+    def is_endian(cls) -> bool:
+        """
+        Check if the image encoder supports endianness configuration
+        """
+        return getattr(cls, "set_big_endian", None) is not None
+
+    @classmethod
+    def get_options(cls) -> list[str]:
+        """
+        Get the available options for this image encoder
+        """
+        options = [*OPTIONS]
+        if not cls.is_endian():
+            options.remove(CONF_BYTE_ORDER)
+        options.append(CONF_RAW_DATA_ID)
+        return options
+
 
 def is_alpha_only(image: Image):
     """
@@ -446,13 +464,14 @@ def validate_type(image_types):
     return validate
 
 
-def validate_settings(value):
+def validate_settings(value, path=()):
     """
     Validate the settings for a single image configuration.
     """
     conf_type = value[CONF_TYPE]
     type_class = IMAGE_TYPE[conf_type]
-    transparency = value[CONF_TRANSPARENCY].lower()
+
+    transparency = value.get(CONF_TRANSPARENCY, CONF_OPAQUE).lower()
     if transparency not in type_class.allow_config:
         raise cv.Invalid(
             f"Image format '{conf_type}' cannot have transparency: {transparency}"
@@ -464,11 +483,10 @@ def validate_settings(value):
         and CONF_INVERT_ALPHA not in type_class.allow_config
     ):
         raise cv.Invalid("No alpha channel to invert")
-    if value.get(CONF_BYTE_ORDER) is not None and not callable(
-        getattr(type_class, "set_big_endian", None)
-    ):
+    if value.get(CONF_BYTE_ORDER) is not None and not type_class.is_endian():
         raise cv.Invalid(
-            f"Image format '{conf_type}' does not support byte order configuration"
+            f"Image format '{conf_type}' does not support byte order configuration",
+            path=path,
         )
     if file := value.get(CONF_FILE):
         file = Path(file)
@@ -479,7 +497,7 @@ def validate_settings(value):
                 Image.open(file)
             except UnidentifiedImageError as exc:
                 raise cv.Invalid(
-                    f"File can't be opened as image: {file.absolute()}"
+                    f"File can't be opened as image: {file.absolute()}", path=path
                 ) from exc
     return value
 
@@ -499,6 +517,10 @@ OPTIONS_SCHEMA = {
     cv.Optional(CONF_INVERT_ALPHA, default=False): cv.boolean,
     cv.Optional(CONF_BYTE_ORDER): cv.one_of("BIG_ENDIAN", "LITTLE_ENDIAN", upper=True),
     cv.Optional(CONF_TRANSPARENCY, default=CONF_OPAQUE): validate_transparency(),
+}
+
+DEFAULTS_SCHEMA = {
+    **OPTIONS_SCHEMA,
     cv.Optional(CONF_TYPE): validate_type(IMAGE_TYPE),
 }
 
@@ -510,47 +532,61 @@ IMAGE_SCHEMA_NO_DEFAULTS = {
     **{cv.Optional(key): OPTIONS_SCHEMA[key] for key in OPTIONS},
 }
 
-BASE_SCHEMA = cv.Schema(
+IMAGE_SCHEMA = cv.Schema(
     {
         **IMAGE_ID_SCHEMA,
         **OPTIONS_SCHEMA,
-    }
-).add_extra(validate_settings)
-
-IMAGE_SCHEMA = BASE_SCHEMA.extend(
-    {
         cv.Required(CONF_TYPE): validate_type(IMAGE_TYPE),
     }
 )
 
 
-def validate_defaults(value):
+def apply_defaults(image, defaults, path):
     """
-    Validate the options for images with defaults
+    Apply defaults to an image configuration
     """
-    defaults = value[CONF_DEFAULTS]
-    result = []
-    for index, image in enumerate(value[CONF_IMAGES]):
     type = image.get(CONF_TYPE, defaults.get(CONF_TYPE))
     if type is None:
         raise cv.Invalid(
-                "Type is required either in the image config or in the defaults",
-                path=[CONF_IMAGES, index],
+            "Type is required either in the image config or in the defaults", path=path
         )
     type_class = IMAGE_TYPE[type]
-        # A default byte order should be simply ignored if the type does not support it
-        available_options = [*OPTIONS]
-        if (
-            not callable(getattr(type_class, "set_big_endian", None))
-            and CONF_BYTE_ORDER not in image
-        ):
-            available_options.remove(CONF_BYTE_ORDER)
     config = {
-            **{key: image.get(key, defaults.get(key)) for key in available_options},
+        **{key: image.get(key, defaults.get(key)) for key in type_class.get_options()},
         **{key.schema: image[key.schema] for key in IMAGE_ID_SCHEMA},
+        CONF_TYPE: image.get(CONF_TYPE, defaults.get(CONF_TYPE)),
     }
-        validate_settings(config)
-        result.append(config)
+    validate_settings(config, path)
+    return config
+
+
+def validate_defaults(value):
+    """
+    Apply defaults to the images in the configuration and flatten to a single list.
+    """
+    defaults = value[CONF_DEFAULTS]
+    result = []
+    # Apply defaults to the images: list and add the list entries to the result
+    for index, image in enumerate(value.get(CONF_IMAGES, [])):
+        result.append(apply_defaults(image, defaults, [CONF_IMAGES, index]))
+
+    # Apply defaults to images under the type keys and add them to the result
+    for image_type, type_config in value.items():
+        type_upper = image_type.upper()
+        if type_upper not in IMAGE_TYPE:
+            continue
+        type_class = IMAGE_TYPE[type_upper]
+        if isinstance(type_config, list):
+            # If the type is a list, apply defaults to each entry
+            for index, image in enumerate(type_config):
+                result.append(apply_defaults(image, defaults, [image_type, index]))
+        else:
+            # Handle transparency options for the type
+            for trans_type in set(type_class.allow_config).intersection(type_config):
+                for index, image in enumerate(type_config[trans_type]):
+                    result.append(
+                        apply_defaults(image, defaults, [image_type, trans_type, index])
+                    )
     return result
 
 
@@ -562,8 +598,13 @@ def typed_image_schema(image_type):
         cv.Schema(
             {
                 cv.Optional(t.lower()): cv.ensure_list(
-                    BASE_SCHEMA.extend(
                     {
+                        **IMAGE_ID_SCHEMA,
+                        **{
+                            cv.Optional(key): OPTIONS_SCHEMA[key]
+                            for key in OPTIONS
+                            if key != CONF_TRANSPARENCY
+                        },
                         cv.Optional(
                             CONF_TRANSPARENCY, default=t
                         ): validate_transparency((t,)),
@@ -572,7 +613,6 @@ def typed_image_schema(image_type):
                         ),
                     }
                 )
-                )
                 for t in IMAGE_TYPE[image_type].allow_config.intersection(
                     TRANSPARENCY_TYPES
                 )
@@ -580,46 +620,44 @@ def typed_image_schema(image_type):
         ),
         # Allow a default configuration with no transparency preselected
         cv.ensure_list(
-            BASE_SCHEMA.extend(
             {
-                    cv.Optional(
-                        CONF_TRANSPARENCY, default=CONF_OPAQUE
-                    ): validate_transparency(),
+                **IMAGE_SCHEMA_NO_DEFAULTS,
                 cv.Optional(CONF_TYPE, default=image_type): validate_type(
                     (image_type,)
                 ),
             }
-            )
         ),
     )
 
 
 # The config schema can be a (possibly empty) single list of images,
-# or a dictionary of image types each with a list of images
-# or a dictionary with keys `defaults:` and `images:`
+# or a dictionary with optional keys `defaults:`, `images:` and the image types
 
 
-def _config_schema(config):
-    if isinstance(config, list):
-        return cv.Schema([IMAGE_SCHEMA])(config)
-    if not isinstance(config, dict):
+def _config_schema(value):
+    if isinstance(value, list) or (
+        isinstance(value, dict) and (CONF_ID in value or CONF_FILE in value)
+    ):
+        return cv.ensure_list(cv.All(IMAGE_SCHEMA, validate_settings))(value)
+    if not isinstance(value, dict):
         raise cv.Invalid(
-            "Badly formed image configuration, expected a list or a dictionary"
+            "Badly formed image configuration, expected a list or a dictionary",
         )
-    if CONF_DEFAULTS in config or CONF_IMAGES in config:
-        return validate_defaults(
+    return cv.All(
         cv.Schema(
             {
-                    cv.Required(CONF_DEFAULTS): OPTIONS_SCHEMA,
-                    cv.Required(CONF_IMAGES): cv.ensure_list(IMAGE_SCHEMA_NO_DEFAULTS),
+                cv.Optional(CONF_DEFAULTS, default={}): DEFAULTS_SCHEMA,
+                cv.Optional(CONF_IMAGES, default=[]): cv.ensure_list(
+                    {
+                        **IMAGE_SCHEMA_NO_DEFAULTS,
+                        cv.Optional(CONF_TYPE): validate_type(IMAGE_TYPE),
                     }
-            )(config)
-        )
-    if CONF_ID in config or CONF_FILE in config:
-        return cv.ensure_list(IMAGE_SCHEMA)([config])
-    return cv.Schema(
-        {cv.Optional(t.lower()): typed_image_schema(t) for t in IMAGE_TYPE}
-    )(config)
+                ),
+                **{cv.Optional(t.lower()): typed_image_schema(t) for t in IMAGE_TYPE},
+            }
+        ),
+        validate_defaults,
+    )(value)
 
 
 CONFIG_SCHEMA = _config_schema
@@ -668,7 +706,7 @@ async def write_image(config, all_frames=False):
         else Image.Dither.FLOYDSTEINBERG
     )
     type = config[CONF_TYPE]
-    transparency = config[CONF_TRANSPARENCY]
+    transparency = config.get(CONF_TRANSPARENCY, CONF_OPAQUE)
     invert_alpha = config[CONF_INVERT_ALPHA]
     frame_count = 1
     if all_frames:
@@ -699,14 +737,9 @@ async def write_image(config, all_frames=False):
 
 
 async def to_code(config):
-    if isinstance(config, list):
+    # By now the config should be a simple list.
     for entry in config:
-            await to_code(entry)
-    elif CONF_ID not in config:
-        for entry in config.values():
-            await to_code(entry)
-    else:
-        prog_arr, width, height, image_type, trans_value, _ = await write_image(config)
+        prog_arr, width, height, image_type, trans_value, _ = await write_image(entry)
         cg.new_Pvariable(
-            config[CONF_ID], prog_arr, width, height, image_type, trans_value
+            entry[CONF_ID], prog_arr, width, height, image_type, trans_value
         )

esphome/components/light/__init__.py

@@ -285,5 +285,4 @@ async def new_light(config, *args):
 
 @coroutine_with_priority(100.0)
 async def to_code(config):
-    cg.add_define("USE_LIGHT")
     cg.add_global(light_ns.using)

esphome/components/light/effects.py

@@ -353,10 +353,9 @@ async def addressable_lambda_effect_to_code(config, effect_id):
         (bool, "initial_run"),
     ]
     lambda_ = await cg.process_lambda(config[CONF_LAMBDA], args, return_type=cg.void)
-    var = cg.new_Pvariable(
+    return cg.new_Pvariable(
         effect_id, config[CONF_NAME], lambda_, config[CONF_UPDATE_INTERVAL]
     )
-    return var
 
 
 @register_addressable_effect(

esphome/components/light/light_call.cpp

@@ -9,6 +9,28 @@ namespace light {
 
 static const char *const TAG = "light";
 
+// Helper functions to reduce code size for logging
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_WARN
+static void log_validation_warning(const char *name, const char *param_name, float val, float min, float max) {
+  ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, param_name, val, min, max);
+}
+
+static void log_feature_not_supported(const char *name, const char *feature) {
+  ESP_LOGW(TAG, "'%s': %s not supported", name, feature);
+}
+
+static void log_color_mode_not_supported(const char *name, const char *feature) {
+  ESP_LOGW(TAG, "'%s': color mode does not support setting %s", name, feature);
+}
+
+static void log_invalid_parameter(const char *name, const char *message) { ESP_LOGW(TAG, "'%s': %s", name, message); }
+#else
+#define log_validation_warning(name, param_name, val, min, max)
+#define log_feature_not_supported(name, feature)
+#define log_color_mode_not_supported(name, feature)
+#define log_invalid_parameter(name, message)
+#endif
+
 // Macro to reduce repetitive setter code
 #define IMPLEMENT_LIGHT_CALL_SETTER(name, type, flag) \
   LightCall &LightCall::set_##name(optional<type>(name)) { \
@@ -44,11 +66,21 @@ static const LogString *color_mode_to_human(ColorMode color_mode) {
   return LOG_STR("");
 }
 
+// Helper to log percentage values
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_DEBUG
+static void log_percent(const char *name, const char *param, float value) {
+  ESP_LOGD(TAG, "  %s: %.0f%%", param, value * 100.0f);
+}
+#else
+#define log_percent(name, param, value)
+#endif
+
 void LightCall::perform() {
   const char *name = this->parent_->get_name().c_str();
   LightColorValues v = this->validate_();
+  const bool publish = this->get_publish_();
 
-  if (this->get_publish_()) {
+  if (publish) {
     ESP_LOGD(TAG, "'%s' Setting:", name);
 
     // Only print color mode when it's being changed
@@ -66,11 +98,11 @@ void LightCall::perform() {
     }
 
     if (this->has_brightness()) {
-      ESP_LOGD(TAG, "  Brightness: %.0f%%", v.get_brightness() * 100.0f);
+      log_percent(name, "Brightness", v.get_brightness());
     }
 
     if (this->has_color_brightness()) {
-      ESP_LOGD(TAG, "  Color brightness: %.0f%%", v.get_color_brightness() * 100.0f);
+      log_percent(name, "Color brightness", v.get_color_brightness());
     }
     if (this->has_red() || this->has_green() || this->has_blue()) {
       ESP_LOGD(TAG, "  Red: %.0f%%, Green: %.0f%%, Blue: %.0f%%", v.get_red() * 100.0f, v.get_green() * 100.0f,
@@ -78,7 +110,7 @@ void LightCall::perform() {
     }
 
     if (this->has_white()) {
-      ESP_LOGD(TAG, "  White: %.0f%%", v.get_white() * 100.0f);
+      log_percent(name, "White", v.get_white());
     }
     if (this->has_color_temperature()) {
       ESP_LOGD(TAG, "  Color temperature: %.1f mireds", v.get_color_temperature());
@@ -92,26 +124,26 @@ void LightCall::perform() {
 
   if (this->has_flash_()) {
     // FLASH
-    if (this->get_publish_()) {
+    if (publish) {
       ESP_LOGD(TAG, "  Flash length: %.1fs", this->flash_length_ / 1e3f);
     }
 
-    this->parent_->start_flash_(v, this->flash_length_, this->get_publish_());
+    this->parent_->start_flash_(v, this->flash_length_, publish);
   } else if (this->has_transition_()) {
     // TRANSITION
-    if (this->get_publish_()) {
+    if (publish) {
       ESP_LOGD(TAG, "  Transition length: %.1fs", this->transition_length_ / 1e3f);
     }
 
     // Special case: Transition and effect can be set when turning off
     if (this->has_effect_()) {
-      if (this->get_publish_()) {
+      if (publish) {
         ESP_LOGD(TAG, "  Effect: 'None'");
       }
       this->parent_->stop_effect_();
     }
 
-    this->parent_->start_transition_(v, this->transition_length_, this->get_publish_());
+    this->parent_->start_transition_(v, this->transition_length_, publish);
 
   } else if (this->has_effect_()) {
     // EFFECT
@@ -122,7 +154,7 @@ void LightCall::perform() {
       effect_s = this->parent_->effects_[this->effect_ - 1]->get_name().c_str();
     }
 
-    if (this->get_publish_()) {
+    if (publish) {
       ESP_LOGD(TAG, "  Effect: '%s'", effect_s);
     }
 
@@ -133,13 +165,13 @@ void LightCall::perform() {
     this->parent_->set_immediately_(v, true);
   } else {
     // INSTANT CHANGE
-    this->parent_->set_immediately_(v, this->get_publish_());
+    this->parent_->set_immediately_(v, publish);
   }
 
   if (!this->has_transition_()) {
     this->parent_->target_state_reached_callback_.call();
   }
-  if (this->get_publish_()) {
+  if (publish) {
     this->parent_->publish_state();
   }
   if (this->get_save_()) {
@@ -169,19 +201,19 @@ LightColorValues LightCall::validate_() {
 
   // Brightness exists check
   if (this->has_brightness() && this->brightness_ > 0.0f && !(color_mode & ColorCapability::BRIGHTNESS)) {
-    ESP_LOGW(TAG, "'%s': setting brightness not supported", name);
+    log_feature_not_supported(name, "brightness");
     this->set_flag_(FLAG_HAS_BRIGHTNESS, false);
   }
 
   // Transition length possible check
   if (this->has_transition_() && this->transition_length_ != 0 && !(color_mode & ColorCapability::BRIGHTNESS)) {
-    ESP_LOGW(TAG, "'%s': transitions not supported", name);
+    log_feature_not_supported(name, "transitions");
     this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
   // Color brightness exists check
   if (this->has_color_brightness() && this->color_brightness_ > 0.0f && !(color_mode & ColorCapability::RGB)) {
-    ESP_LOGW(TAG, "'%s': color mode does not support setting RGB brightness", name);
+    log_color_mode_not_supported(name, "RGB brightness");
     this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS, false);
   }
 
@@ -189,7 +221,7 @@ LightColorValues LightCall::validate_() {
   if ((this->has_red() && this->red_ > 0.0f) || (this->has_green() && this->green_ > 0.0f) ||
       (this->has_blue() && this->blue_ > 0.0f)) {
     if (!(color_mode & ColorCapability::RGB)) {
-      ESP_LOGW(TAG, "'%s': color mode does not support setting RGB color", name);
+      log_color_mode_not_supported(name, "RGB color");
       this->set_flag_(FLAG_HAS_RED, false);
       this->set_flag_(FLAG_HAS_GREEN, false);
       this->set_flag_(FLAG_HAS_BLUE, false);
@@ -199,21 +231,21 @@ LightColorValues LightCall::validate_() {
   // White value exists check
   if (this->has_white() && this->white_ > 0.0f &&
       !(color_mode & ColorCapability::WHITE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
-    ESP_LOGW(TAG, "'%s': color mode does not support setting white value", name);
+    log_color_mode_not_supported(name, "white value");
     this->set_flag_(FLAG_HAS_WHITE, false);
   }
 
   // Color temperature exists check
   if (this->has_color_temperature() &&
       !(color_mode & ColorCapability::COLOR_TEMPERATURE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
-    ESP_LOGW(TAG, "'%s': color mode does not support setting color temperature", name);
+    log_color_mode_not_supported(name, "color temperature");
     this->set_flag_(FLAG_HAS_COLOR_TEMPERATURE, false);
   }
 
   // Cold/warm white value exists check
   if ((this->has_cold_white() && this->cold_white_ > 0.0f) || (this->has_warm_white() && this->warm_white_ > 0.0f)) {
     if (!(color_mode & ColorCapability::COLD_WARM_WHITE)) {
-      ESP_LOGW(TAG, "'%s': color mode does not support setting cold/warm white value", name);
+      log_color_mode_not_supported(name, "cold/warm white value");
       this->set_flag_(FLAG_HAS_COLD_WHITE, false);
       this->set_flag_(FLAG_HAS_WARM_WHITE, false);
     }
@@ -223,8 +255,7 @@ LightColorValues LightCall::validate_() {
   if (this->has_##name_()) { \
     auto val = this->name_##_; \
     if (val < (min) || val > (max)) { \
-      ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, LOG_STR_LITERAL(upper_name), val, \
-               (min), (max)); \
+      log_validation_warning(name, LOG_STR_LITERAL(upper_name), val, (min), (max)); \
       this->name_##_ = clamp(val, (min), (max)); \
     } \
   }
@@ -288,7 +319,7 @@ LightColorValues LightCall::validate_() {
 
   // Flash length check
   if (this->has_flash_() && this->flash_length_ == 0) {
-    ESP_LOGW(TAG, "'%s': flash length must be greater than zero", name);
+    log_invalid_parameter(name, "flash length must be greater than zero");
     this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
@@ -307,13 +338,13 @@ LightColorValues LightCall::validate_() {
   }
 
   if (this->has_effect_() && (this->has_transition_() || this->has_flash_())) {
-    ESP_LOGW(TAG, "'%s': effect cannot be used with transition/flash", name);
+    log_invalid_parameter(name, "effect cannot be used with transition/flash");
     this->set_flag_(FLAG_HAS_TRANSITION, false);
     this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
   if (this->has_flash_() && this->has_transition_()) {
-    ESP_LOGW(TAG, "'%s': flash cannot be used with transition", name);
+    log_invalid_parameter(name, "flash cannot be used with transition");
     this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
@@ -330,7 +361,7 @@ LightColorValues LightCall::validate_() {
   }
 
   if (this->has_transition_() && !supports_transition) {
-    ESP_LOGW(TAG, "'%s': transitions not supported", name);
+    log_feature_not_supported(name, "transitions");
     this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
@@ -340,7 +371,7 @@ LightColorValues LightCall::validate_() {
   bool target_state = this->has_state() ? this->state_ : v.is_on();
   if (!this->has_flash_() && !target_state) {
     if (this->has_effect_()) {
-      ESP_LOGW(TAG, "'%s': cannot start effect when turning off", name);
+      log_invalid_parameter(name, "cannot start effect when turning off");
       this->set_flag_(FLAG_HAS_EFFECT, false);
     } else if (this->parent_->active_effect_index_ != 0 && explicit_turn_off_request) {
       // Auto turn off effect
@@ -364,21 +395,27 @@ void LightCall::transform_parameters_() {
   // - RGBWW lights with color_interlock=true, which also sets "brightness" and
   //   "color_temperature" (without color_interlock, CW/WW are set directly)
   // - Legacy Home Assistant (pre-colormode), which sets "white" and "color_temperature"
+
+  // Cache min/max mireds to avoid repeated calls
+  const float min_mireds = traits.get_min_mireds();
+  const float max_mireds = traits.get_max_mireds();
+
   if (((this->has_white() && this->white_ > 0.0f) || this->has_color_temperature()) &&  //
       (this->color_mode_ & ColorCapability::COLD_WARM_WHITE) &&                         //
       !(this->color_mode_ & ColorCapability::WHITE) &&                                  //
       !(this->color_mode_ & ColorCapability::COLOR_TEMPERATURE) &&                      //
-      traits.get_min_mireds() > 0.0f && traits.get_max_mireds() > 0.0f) {
+      min_mireds > 0.0f && max_mireds > 0.0f) {
     ESP_LOGD(TAG, "'%s': setting cold/warm white channels using white/color temperature values",
              this->parent_->get_name().c_str());
     if (this->has_color_temperature()) {
-      const float color_temp = clamp(this->color_temperature_, traits.get_min_mireds(), traits.get_max_mireds());
-      const float ww_fraction =
-          (color_temp - traits.get_min_mireds()) / (traits.get_max_mireds() - traits.get_min_mireds());
+      const float color_temp = clamp(this->color_temperature_, min_mireds, max_mireds);
+      const float range = max_mireds - min_mireds;
+      const float ww_fraction = (color_temp - min_mireds) / range;
       const float cw_fraction = 1.0f - ww_fraction;
       const float max_cw_ww = std::max(ww_fraction, cw_fraction);
-      this->cold_white_ = gamma_uncorrect(cw_fraction / max_cw_ww, this->parent_->get_gamma_correct());
-      this->warm_white_ = gamma_uncorrect(ww_fraction / max_cw_ww, this->parent_->get_gamma_correct());
+      const float gamma = this->parent_->get_gamma_correct();
+      this->cold_white_ = gamma_uncorrect(cw_fraction / max_cw_ww, gamma);
+      this->warm_white_ = gamma_uncorrect(ww_fraction / max_cw_ww, gamma);
       this->set_flag_(FLAG_HAS_COLD_WHITE, true);
       this->set_flag_(FLAG_HAS_WARM_WHITE, true);
     }
@@ -442,41 +479,39 @@ std::set<ColorMode> LightCall::get_suitable_color_modes_() {
   bool has_rgb = (this->has_color_brightness() && this->color_brightness_ > 0.0f) ||
                  (this->has_red() || this->has_green() || this->has_blue());
 
+// Build key from flags: [rgb][cwww][ct][white]
 #define KEY(white, ct, cwww, rgb) ((white) << 0 | (ct) << 1 | (cwww) << 2 | (rgb) << 3)
-#define ENTRY(white, ct, cwww, rgb, ...) \
-  std::make_tuple<uint8_t, std::set<ColorMode>>(KEY(white, ct, cwww, rgb), __VA_ARGS__)
 
-  // Flag order: white, color temperature, cwww, rgb
-  std::array<std::tuple<uint8_t, std::set<ColorMode>>, 10> lookup_table{
-      ENTRY(true, false, false, false,
-            {ColorMode::WHITE, ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::COLD_WARM_WHITE,
-             ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(false, true, false, false,
-            {ColorMode::COLOR_TEMPERATURE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::COLD_WARM_WHITE,
-             ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(true, true, false, false,
-            {ColorMode::COLD_WARM_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(false, false, true, false, {ColorMode::COLD_WARM_WHITE, ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(false, false, false, false,
-            {ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE, ColorMode::RGB,
-             ColorMode::WHITE, ColorMode::COLOR_TEMPERATURE, ColorMode::COLD_WARM_WHITE}),
-      ENTRY(true, false, false, true,
-            {ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(false, true, false, true, {ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(true, true, false, true, {ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(false, false, true, true, {ColorMode::RGB_COLD_WARM_WHITE}),
-      ENTRY(false, false, false, true,
-            {ColorMode::RGB, ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE}),
-  };
+  uint8_t key = KEY(has_white, has_ct, has_cwww, has_rgb);
 
-  auto key = KEY(has_white, has_ct, has_cwww, has_rgb);
-  for (auto &item : lookup_table) {
-    if (std::get<0>(item) == key)
-      return std::get<1>(item);
+  switch (key) {
+    case KEY(true, false, false, false):  // white only
+      return {ColorMode::WHITE, ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::COLD_WARM_WHITE,
+              ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(false, true, false, false):  // ct only
+      return {ColorMode::COLOR_TEMPERATURE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::COLD_WARM_WHITE,
+              ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(true, true, false, false):  // white + ct
+      return {ColorMode::COLD_WARM_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(false, false, true, false):  // cwww only
+      return {ColorMode::COLD_WARM_WHITE, ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(false, false, false, false):  // none
+      return {ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE, ColorMode::RGB,
+              ColorMode::WHITE,     ColorMode::COLOR_TEMPERATURE,     ColorMode::COLD_WARM_WHITE};
+    case KEY(true, false, false, true):  // rgb + white
+      return {ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(false, true, false, true):  // rgb + ct
+    case KEY(true, true, false, true):   // rgb + white + ct
+      return {ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(false, false, true, true):  // rgb + cwww
+      return {ColorMode::RGB_COLD_WARM_WHITE};
+    case KEY(false, false, false, true):  // rgb only
+      return {ColorMode::RGB, ColorMode::RGB_WHITE, ColorMode::RGB_COLOR_TEMPERATURE, ColorMode::RGB_COLD_WARM_WHITE};
+    default:
+      return {};  // conflicting flags
   }
 
-  // This happens if there are conflicting flags given.
-  return {};
+#undef KEY
 }
 
 LightCall &LightCall::set_effect(const std::string &effect) {

esphome/components/light/light_color_values.h

@@ -84,18 +84,23 @@ class LightColorValues {
    * @return The linearly interpolated LightColorValues.
    */
   static LightColorValues lerp(const LightColorValues &start, const LightColorValues &end, float completion) {
+    // Directly interpolate the raw values to avoid getter/setter overhead.
+    // This is safe because:
+    // - All LightColorValues have their values clamped when set via the setters
+    // - std::lerp guarantees output is in the same range as inputs
+    // - Therefore the output doesn't need clamping, so we can skip the setters
     LightColorValues v;
-    v.set_color_mode(end.color_mode_);
-    v.set_state(std::lerp(start.get_state(), end.get_state(), completion));
-    v.set_brightness(std::lerp(start.get_brightness(), end.get_brightness(), completion));
-    v.set_color_brightness(std::lerp(start.get_color_brightness(), end.get_color_brightness(), completion));
-    v.set_red(std::lerp(start.get_red(), end.get_red(), completion));
-    v.set_green(std::lerp(start.get_green(), end.get_green(), completion));
-    v.set_blue(std::lerp(start.get_blue(), end.get_blue(), completion));
-    v.set_white(std::lerp(start.get_white(), end.get_white(), completion));
-    v.set_color_temperature(std::lerp(start.get_color_temperature(), end.get_color_temperature(), completion));
-    v.set_cold_white(std::lerp(start.get_cold_white(), end.get_cold_white(), completion));
-    v.set_warm_white(std::lerp(start.get_warm_white(), end.get_warm_white(), completion));
+    v.color_mode_ = end.color_mode_;
+    v.state_ = std::lerp(start.state_, end.state_, completion);
+    v.brightness_ = std::lerp(start.brightness_, end.brightness_, completion);
+    v.color_brightness_ = std::lerp(start.color_brightness_, end.color_brightness_, completion);
+    v.red_ = std::lerp(start.red_, end.red_, completion);
+    v.green_ = std::lerp(start.green_, end.green_, completion);
+    v.blue_ = std::lerp(start.blue_, end.blue_, completion);
+    v.white_ = std::lerp(start.white_, end.white_, completion);
+    v.color_temperature_ = std::lerp(start.color_temperature_, end.color_temperature_, completion);
+    v.cold_white_ = std::lerp(start.cold_white_, end.cold_white_, completion);
+    v.warm_white_ = std::lerp(start.warm_white_, end.warm_white_, completion);
     return v;
   }
 

esphome/components/light/light_json_schema.cpp

@@ -8,6 +8,32 @@ namespace light {
 
 // See https://www.home-assistant.io/integrations/light.mqtt/#json-schema for documentation on the schema
 
+// Lookup table for color mode strings
+static constexpr const char *get_color_mode_json_str(ColorMode mode) {
+  switch (mode) {
+    case ColorMode::ON_OFF:
+      return "onoff";
+    case ColorMode::BRIGHTNESS:
+      return "brightness";
+    case ColorMode::WHITE:
+      return "white";  // not supported by HA in MQTT
+    case ColorMode::COLOR_TEMPERATURE:
+      return "color_temp";
+    case ColorMode::COLD_WARM_WHITE:
+      return "cwww";  // not supported by HA
+    case ColorMode::RGB:
+      return "rgb";
+    case ColorMode::RGB_WHITE:
+      return "rgbw";
+    case ColorMode::RGB_COLOR_TEMPERATURE:
+      return "rgbct";  // not supported by HA
+    case ColorMode::RGB_COLD_WARM_WHITE:
+      return "rgbww";
+    default:
+      return nullptr;
+  }
+}
+
 void LightJSONSchema::dump_json(LightState &state, JsonObject root) {
   // NOLINTNEXTLINE(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
   if (state.supports_effects())
@@ -16,60 +42,36 @@ void LightJSONSchema::dump_json(LightState &state, JsonObject root) {
   auto values = state.remote_values;
   auto traits = state.get_output()->get_traits();
 
-  switch (values.get_color_mode()) {
-    case ColorMode::UNKNOWN:  // don't need to set color mode if we don't know it
-      break;
-    case ColorMode::ON_OFF:
-      root["color_mode"] = "onoff";
-      break;
-    case ColorMode::BRIGHTNESS:
-      root["color_mode"] = "brightness";
-      break;
-    case ColorMode::WHITE:  // not supported by HA in MQTT
-      root["color_mode"] = "white";
-      break;
-    case ColorMode::COLOR_TEMPERATURE:
-      root["color_mode"] = "color_temp";
-      break;
-    case ColorMode::COLD_WARM_WHITE:  // not supported by HA
-      root["color_mode"] = "cwww";
-      break;
-    case ColorMode::RGB:
-      root["color_mode"] = "rgb";
-      break;
-    case ColorMode::RGB_WHITE:
-      root["color_mode"] = "rgbw";
-      break;
-    case ColorMode::RGB_COLOR_TEMPERATURE:  // not supported by HA
-      root["color_mode"] = "rgbct";
-      break;
-    case ColorMode::RGB_COLD_WARM_WHITE:
-      root["color_mode"] = "rgbww";
-      break;
+  const auto color_mode = values.get_color_mode();
+  const char *mode_str = get_color_mode_json_str(color_mode);
+  if (mode_str != nullptr) {
+    root["color_mode"] = mode_str;
   }
 
-  if (values.get_color_mode() & ColorCapability::ON_OFF)
+  if (color_mode & ColorCapability::ON_OFF)
     root["state"] = (values.get_state() != 0.0f) ? "ON" : "OFF";
-  if (values.get_color_mode() & ColorCapability::BRIGHTNESS)
-    root["brightness"] = uint8_t(values.get_brightness() * 255);
+  if (color_mode & ColorCapability::BRIGHTNESS)
+    root["brightness"] = to_uint8_scale(values.get_brightness());
 
   JsonObject color = root["color"].to<JsonObject>();
-  if (values.get_color_mode() & ColorCapability::RGB) {
-    color["r"] = uint8_t(values.get_color_brightness() * values.get_red() * 255);
-    color["g"] = uint8_t(values.get_color_brightness() * values.get_green() * 255);
-    color["b"] = uint8_t(values.get_color_brightness() * values.get_blue() * 255);
+  if (color_mode & ColorCapability::RGB) {
+    float color_brightness = values.get_color_brightness();
+    color["r"] = to_uint8_scale(color_brightness * values.get_red());
+    color["g"] = to_uint8_scale(color_brightness * values.get_green());
+    color["b"] = to_uint8_scale(color_brightness * values.get_blue());
   }
-  if (values.get_color_mode() & ColorCapability::WHITE) {
-    color["w"] = uint8_t(values.get_white() * 255);
-    root["white_value"] = uint8_t(values.get_white() * 255);  // legacy API
+  if (color_mode & ColorCapability::WHITE) {
+    uint8_t white_val = to_uint8_scale(values.get_white());
+    color["w"] = white_val;
+    root["white_value"] = white_val;  // legacy API
   }
-  if (values.get_color_mode() & ColorCapability::COLOR_TEMPERATURE) {
+  if (color_mode & ColorCapability::COLOR_TEMPERATURE) {
     // this one isn't under the color subkey for some reason
     root["color_temp"] = uint32_t(values.get_color_temperature());
   }
-  if (values.get_color_mode() & ColorCapability::COLD_WARM_WHITE) {
-    color["c"] = uint8_t(values.get_cold_white() * 255);
-    color["w"] = uint8_t(values.get_warm_white() * 255);
+  if (color_mode & ColorCapability::COLD_WARM_WHITE) {
+    color["c"] = to_uint8_scale(values.get_cold_white());
+    color["w"] = to_uint8_scale(values.get_warm_white());
   }
 }
 

esphome/components/light/light_state.cpp

@@ -24,7 +24,8 @@ void LightState::setup() {
   }
 
   // When supported color temperature range is known, initialize color temperature setting within bounds.
-  float min_mireds = this->get_traits().get_min_mireds();
+  auto traits = this->get_traits();
+  float min_mireds = traits.get_min_mireds();
   if (min_mireds > 0) {
     this->remote_values.set_color_temperature(min_mireds);
     this->current_values.set_color_temperature(min_mireds);
@@ -43,11 +44,8 @@ void LightState::setup() {
       this->rtc_ = global_preferences->make_preference<LightStateRTCState>(this->get_object_id_hash());
       // Attempt to load from preferences, else fall back to default values
       if (!this->rtc_.load(&recovered)) {
-        recovered.state = false;
-        if (this->restore_mode_ == LIGHT_RESTORE_DEFAULT_ON ||
-            this->restore_mode_ == LIGHT_RESTORE_INVERTED_DEFAULT_ON) {
-          recovered.state = true;
-        }
+        recovered.state = (this->restore_mode_ == LIGHT_RESTORE_DEFAULT_ON ||
+                           this->restore_mode_ == LIGHT_RESTORE_INVERTED_DEFAULT_ON);
       } else if (this->restore_mode_ == LIGHT_RESTORE_INVERTED_DEFAULT_OFF ||
                  this->restore_mode_ == LIGHT_RESTORE_INVERTED_DEFAULT_ON) {
         // Inverted restore state
@@ -88,17 +86,18 @@ void LightState::setup() {
 }
 void LightState::dump_config() {
   ESP_LOGCONFIG(TAG, "Light '%s'", this->get_name().c_str());
-  if (this->get_traits().supports_color_capability(ColorCapability::BRIGHTNESS)) {
+  auto traits = this->get_traits();
+  if (traits.supports_color_capability(ColorCapability::BRIGHTNESS)) {
     ESP_LOGCONFIG(TAG,
                   "  Default Transition Length: %.1fs\n"
                   "  Gamma Correct: %.2f",
                   this->default_transition_length_ / 1e3f, this->gamma_correct_);
   }
-  if (this->get_traits().supports_color_capability(ColorCapability::COLOR_TEMPERATURE)) {
+  if (traits.supports_color_capability(ColorCapability::COLOR_TEMPERATURE)) {
     ESP_LOGCONFIG(TAG,
                   "  Min Mireds: %.1f\n"
                   "  Max Mireds: %.1f",
-                  this->get_traits().get_min_mireds(), this->get_traits().get_max_mireds());
+                  traits.get_min_mireds(), traits.get_max_mireds());
   }
 }
 void LightState::loop() {

esphome/components/light/light_traits.h

@@ -5,6 +5,13 @@
 #include <set>
 
 namespace esphome {
+
+#ifdef USE_API
+namespace api {
+class APIConnection;
+}  // namespace api
+#endif
+
 namespace light {
 
 /// This class is used to represent the capabilities of a light.
@@ -52,6 +59,16 @@ class LightTraits {
   void set_max_mireds(float max_mireds) { this->max_mireds_ = max_mireds; }
 
  protected:
+#ifdef USE_API
+  // The API connection is a friend class to access internal methods
+  friend class api::APIConnection;
+  // This method returns a reference to the internal color modes set.
+  // It is used by the API to avoid copying data when encoding messages.
+  // Warning: Do not use this method outside of the API connection code.
+  // It returns a reference to internal data that can be invalidated.
+  const std::set<ColorMode> &get_supported_color_modes_for_api_() const { return this->supported_color_modes_; }
+#endif
+
   std::set<ColorMode> supported_color_modes_{};
   float min_mireds_{0};
   float max_mireds_{0};

esphome/components/lock/__init__.py

@@ -158,4 +158,3 @@ async def lock_is_off_to_code(config, condition_id, template_arg, args):
 @coroutine_with_priority(100.0)
 async def to_code(config):
     cg.add_global(lock_ns.using)
-    cg.add_define("USE_LOCK")

esphome/components/logger/logger.cpp

@@ -65,7 +65,7 @@ void HOT Logger::log_vprintf_(uint8_t level, const char *tag, int line, const ch
     uint16_t buffer_at = 0;                         // Initialize buffer position
     this->format_log_to_buffer_with_terminator_(level, tag, line, format, args, console_buffer, &buffer_at,
                                                 MAX_CONSOLE_LOG_MSG_SIZE);
-    this->write_msg_(console_buffer, buffer_at);
+    this->write_msg_(console_buffer);
   }
 
   // Reset the recursion guard for this task
@@ -136,11 +136,11 @@ void Logger::log_vprintf_(uint8_t level, const char *tag, int line, const __Flas
                                               &this->tx_buffer_at_, this->tx_buffer_size_);
 
   // Write to console and send callback starting at the msg_start
+  if (this->baud_rate_ > 0) {
+    this->write_msg_(this->tx_buffer_ + msg_start);
+  }
   size_t msg_length =
       this->tx_buffer_at_ - msg_start;  // Don't subtract 1 - tx_buffer_at_ is already at the null terminator position
-  if (this->baud_rate_ > 0) {
-    this->write_msg_(this->tx_buffer_ + msg_start, msg_length);
-  }
   this->log_callback_.call(level, tag, this->tx_buffer_ + msg_start, msg_length);
 
   global_recursion_guard_ = false;
@@ -224,7 +224,7 @@ void Logger::process_messages_() {
       // Note: Messages may appear slightly out of order due to async processing, but
       // this is preferred over corrupted/interleaved console output
       if (this->baud_rate_ > 0) {
-        this->write_msg_(this->tx_buffer_, msg_len);
+        this->write_msg_(this->tx_buffer_);
       }
     }
   } else {

esphome/components/logger/logger.h

@@ -161,7 +161,7 @@ class Logger : public Component {
 
  protected:
   void process_messages_();
-  void write_msg_(const char *msg, size_t len);
+  void write_msg_(const char *msg);
 
   // Format a log message with printf-style arguments and write it to a buffer with header, footer, and null terminator
   // It's the caller's responsibility to initialize buffer_at (typically to 0)
@@ -194,7 +194,7 @@ class Logger : public Component {
                                                 this->tx_buffer_size_);
 
     if (this->baud_rate_ > 0) {
-      this->write_msg_(this->tx_buffer_, this->tx_buffer_at_);  // If logging is enabled, write to console
+      this->write_msg_(this->tx_buffer_);  // If logging is enabled, write to console
     }
     this->log_callback_.call(level, tag, this->tx_buffer_, this->tx_buffer_at_);
   }

esphome/components/logger/logger_esp32.cpp

@@ -166,7 +166,7 @@ void Logger::pre_setup() {
 }
 
 #ifdef USE_ESP_IDF
-void HOT Logger::write_msg_(const char *msg, size_t len) {
+void HOT Logger::write_msg_(const char *msg) {
   if (
 #if defined(USE_LOGGER_USB_CDC) && !defined(USE_LOGGER_USB_SERIAL_JTAG)
       this->uart_ == UART_SELECTION_USB_CDC
@@ -178,26 +178,16 @@ void HOT Logger::write_msg_(const char *msg, size_t len) {
       /* DISABLES CODE */ (false)  // NOLINT
 #endif
   ) {
-    // For USB CDC/Serial JTAG, we use puts() which adds '\n' automatically.
-    // This is safe because the buffer is always null-terminated by format_log_to_buffer_with_terminator_.
-    // The VFS layer handles newline conversion (adding '\r' if configured) in its write function.
-    // While puts() likely calculates strlen internally, the VFS write function already processes
-    // character-by-character for newline conversion, so using puts() is efficient here.
     puts(msg);
   } else {
+    // Use tx_buffer_at_ if msg points to tx_buffer_, otherwise fall back to strlen
+    size_t len = (msg == this->tx_buffer_) ? this->tx_buffer_at_ : strlen(msg);
     uart_write_bytes(this->uart_num_, msg, len);
-    // ESP-IDF uses only '\n' for historical reasons, while Arduino platforms use '\r\n'
     uart_write_bytes(this->uart_num_, "\n", 1);
   }
 }
 #else
-void HOT Logger::write_msg_(const char *msg, size_t len) {
-  // Arduino's println() writes the message followed by "\r\n" (CRLF).
-  // Previously, println() would call write(msg) which uses strlen() internally.
-  // By using write(buffer, size) directly, we avoid the strlen() call.
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>(msg), len);
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>("\r\n"), 2);
-}
+void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 #endif
 
 const char *const UART_SELECTIONS[] = {

esphome/components/logger/logger_esp8266.cpp

@@ -33,13 +33,7 @@ void Logger::pre_setup() {
   ESP_LOGI(TAG, "Log initialized");
 }
 
-void HOT Logger::write_msg_(const char *msg, size_t len) {
-  // Arduino's println() writes the message followed by "\r\n" (CRLF).
-  // Previously, println() would call write(msg) which uses strlen() internally.
-  // By using write(buffer, size) directly, we avoid the strlen() call.
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>(msg), len);
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>("\r\n"), 2);
-}
+void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 
 const char *const UART_SELECTIONS[] = {"UART0", "UART1", "UART0_SWAP"};
 

esphome/components/logger/logger_host.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::logger {
 
-void HOT Logger::write_msg_(const char *msg, size_t len) {
+void HOT Logger::write_msg_(const char *msg) {
   time_t rawtime;
   struct tm *timeinfo;
   char buffer[80];

esphome/components/logger/logger_libretiny.cpp

@@ -49,13 +49,7 @@ void Logger::pre_setup() {
   ESP_LOGI(TAG, "Log initialized");
 }
 
-void HOT Logger::write_msg_(const char *msg, size_t len) {
-  // Arduino's println() writes the message followed by "\r\n" (CRLF).
-  // Previously, println() would call write(msg) which uses strlen() internally.
-  // By using write(buffer, size) directly, we avoid the strlen() call.
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>(msg), len);
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>("\r\n"), 2);
-}
+void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 
 const char *const UART_SELECTIONS[] = {"DEFAULT", "UART0", "UART1", "UART2"};
 

esphome/components/logger/logger_rp2040.cpp

@@ -27,13 +27,7 @@ void Logger::pre_setup() {
   ESP_LOGI(TAG, "Log initialized");
 }
 
-void HOT Logger::write_msg_(const char *msg, size_t len) {
-  // Arduino's println() writes the message followed by "\r\n" (CRLF).
-  // Previously, println() would call write(msg) which uses strlen() internally.
-  // By using write(buffer, size) directly, we avoid the strlen() call.
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>(msg), len);
-  this->hw_serial_->write(reinterpret_cast<const uint8_t *>("\r\n"), 2);
-}
+void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 
 const char *const UART_SELECTIONS[] = {"UART0", "UART1", "USB_CDC"};
 

esphome/components/logger/logger_zephyr.cpp

@@ -63,15 +63,16 @@ void Logger::pre_setup() {
   ESP_LOGI(TAG, "Log initialized");
 }
 
-void HOT Logger::write_msg_(const char *msg, size_t len) {
+void HOT Logger::write_msg_(const char *msg) {
 #ifdef CONFIG_PRINTK
   printk("%s\n", msg);
 #endif
   if (nullptr == this->uart_dev_) {
     return;
   }
-  for (size_t i = 0; i < len; i++) {
-    uart_poll_out(this->uart_dev_, msg[i]);
+  while (*msg) {
+    uart_poll_out(this->uart_dev_, *msg);
+    ++msg;
   }
   uart_poll_out(this->uart_dev_, '\n');
 }

esphome/components/lvgl/__init__.py

@@ -4,6 +4,7 @@ from esphome.automation import build_automation, register_action, validate_autom
 import esphome.codegen as cg
 from esphome.components.const import CONF_COLOR_DEPTH, CONF_DRAW_ROUNDING
 from esphome.components.display import Display
+from esphome.components.psram import DOMAIN as PSRAM_DOMAIN
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_AUTO_CLEAR_ENABLED,
@@ -219,7 +220,7 @@ def final_validation(configs):
                     draw_rounding, config[CONF_DRAW_ROUNDING]
                 )
         buffer_frac = config[CONF_BUFFER_SIZE]
-        if CORE.is_esp32 and buffer_frac > 0.5 and "psram" not in global_config:
+        if CORE.is_esp32 and buffer_frac > 0.5 and PSRAM_DOMAIN not in global_config:
             LOGGER.warning("buffer_size: may need to be reduced without PSRAM")
         for image_id in lv_images_used:
             path = global_config.get_path_for_id(image_id)[:-1]

esphome/components/lvgl/automation.py

@@ -85,8 +85,7 @@ async def action_to_code(
     async with LambdaContext(parameters=args, where=action_id) as context:
         for widget in widgets:
             await action(widget)
-    var = cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
-    return var
+    return cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
 
 
 async def update_to_code(config, action_id, template_arg, args):
@@ -354,8 +353,7 @@ async def widget_focus(config, action_id, template_arg, args):
 
         if config[CONF_FREEZE]:
             lv.group_focus_freeze(group, True)
-        var = cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
-        return var
+        return cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
 
 
 @automation.register_action(

esphome/components/lvgl/lv_validation.py

@@ -271,8 +271,7 @@ padding = LValidator(padding_validator, int32, retmapper=literal)
 
 
 def zoom_validator(value):
-    value = cv.float_range(0.1, 10.0)(value)
-    return value
+    return cv.float_range(0.1, 10.0)(value)
 
 
 def zoom_retmapper(value):

esphome/components/lvgl/styles.py

@@ -66,8 +66,7 @@ async def style_update_to_code(config, action_id, template_arg, args):
     async with LambdaContext(parameters=args, where=action_id) as context:
         await style_set(style, config)
 
-    var = cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
-    return var
+    return cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
 
 
 async def theme_to_code(config):

esphome/components/lvgl/widgets/__init__.py

@@ -189,7 +189,7 @@ class Widget:
         for matrix buttons
         :return:
         """
-        return None
+        return
 
     def get_max(self):
         return self.type.get_max(self.config)

esphome/components/lvgl/widgets/buttonmatrix.py

@@ -193,7 +193,7 @@ class ButtonMatrixType(WidgetType):
     async def to_code(self, w: Widget, config):
         lvgl_components_required.add("BUTTONMATRIX")
         if CONF_ROWS not in config:
-            return []
+            return
         text_list, ctrl_list, width_list, key_list = await get_button_data(
             config[CONF_ROWS], w
         )

esphome/components/lvgl/widgets/tileview.py

@@ -15,7 +15,7 @@ from ..defines import (
     TILE_DIRECTIONS,
     literal,
 )
-from ..lv_validation import animated, lv_int
+from ..lv_validation import animated, lv_int, lv_pct
 from ..lvcode import lv, lv_assign, lv_expr, lv_obj, lv_Pvariable
 from ..schemas import container_schema
 from ..types import LV_EVENT, LvType, ObjUpdateAction, lv_obj_t, lv_obj_t_ptr
@@ -41,8 +41,8 @@ TILEVIEW_SCHEMA = cv.Schema(
             container_schema(
                 obj_spec,
                 {
-                    cv.Required(CONF_ROW): lv_int,
-                    cv.Required(CONF_COLUMN): lv_int,
+                    cv.Required(CONF_ROW): cv.positive_int,
+                    cv.Required(CONF_COLUMN): cv.positive_int,
                     cv.GenerateID(): cv.declare_id(lv_tile_t),
                     cv.Optional(CONF_DIR, default="ALL"): TILE_DIRECTIONS.several_of,
                 },
@@ -63,21 +63,29 @@ class TileviewType(WidgetType):
         )
 
     async def to_code(self, w: Widget, config: dict):
-        for tile_conf in config.get(CONF_TILES, ()):
+        tiles = config[CONF_TILES]
+        for tile_conf in tiles:
             w_id = tile_conf[CONF_ID]
             tile_obj = lv_Pvariable(lv_obj_t, w_id)
             tile = Widget.create(w_id, tile_obj, tile_spec, tile_conf)
             dirs = tile_conf[CONF_DIR]
             if isinstance(dirs, list):
                 dirs = "|".join(dirs)
+            row_pos = tile_conf[CONF_ROW]
+            col_pos = tile_conf[CONF_COLUMN]
             lv_assign(
                 tile_obj,
-                lv_expr.tileview_add_tile(
-                    w.obj, tile_conf[CONF_COLUMN], tile_conf[CONF_ROW], literal(dirs)
-                ),
+                lv_expr.tileview_add_tile(w.obj, col_pos, row_pos, literal(dirs)),
             )
+            # Bugfix for LVGL 8.x
+            lv_obj.set_pos(tile_obj, lv_pct(col_pos * 100), lv_pct(row_pos * 100))
             await set_obj_properties(tile, tile_conf)
             await add_widgets(tile, tile_conf)
+        if tiles:
+            # Set the first tile as active
+            lv_obj.set_tile_id(
+                w.obj, tiles[0][CONF_COLUMN], tiles[0][CONF_ROW], literal("LV_ANIM_OFF")
+            )
 
 
 tileview_spec = TileviewType()

esphome/components/media_player/__init__.py

@@ -7,6 +7,8 @@ from esphome.const import (
     CONF_ID,
     CONF_ON_IDLE,
     CONF_ON_STATE,
+    CONF_ON_TURN_OFF,
+    CONF_ON_TURN_ON,
     CONF_TRIGGER_ID,
     CONF_VOLUME,
 )
@@ -58,6 +60,12 @@ VolumeDownAction = media_player_ns.class_(
 VolumeSetAction = media_player_ns.class_(
     "VolumeSetAction", automation.Action, cg.Parented.template(MediaPlayer)
 )
+TurnOnAction = media_player_ns.class_(
+    "TurnOnAction", automation.Action, cg.Parented.template(MediaPlayer)
+)
+TurnOffAction = media_player_ns.class_(
+    "TurnOffAction", automation.Action, cg.Parented.template(MediaPlayer)
+)
 
 CONF_ANNOUNCEMENT = "announcement"
 CONF_ON_PLAY = "on_play"
@@ -72,12 +80,16 @@ PauseTrigger = media_player_ns.class_("PauseTrigger", automation.Trigger.templat
 AnnoucementTrigger = media_player_ns.class_(
     "AnnouncementTrigger", automation.Trigger.template()
 )
+OnTrigger = media_player_ns.class_("OnTrigger", automation.Trigger.template())
+OffTrigger = media_player_ns.class_("OffTrigger", automation.Trigger.template())
 IsIdleCondition = media_player_ns.class_("IsIdleCondition", automation.Condition)
 IsPausedCondition = media_player_ns.class_("IsPausedCondition", automation.Condition)
 IsPlayingCondition = media_player_ns.class_("IsPlayingCondition", automation.Condition)
 IsAnnouncingCondition = media_player_ns.class_(
     "IsAnnouncingCondition", automation.Condition
 )
+IsOnCondition = media_player_ns.class_("IsOnCondition", automation.Condition)
+IsOffCondition = media_player_ns.class_("IsOffCondition", automation.Condition)
 
 
 async def setup_media_player_core_(var, config):
@@ -97,6 +109,12 @@ async def setup_media_player_core_(var, config):
     for conf in config.get(CONF_ON_ANNOUNCEMENT, []):
         trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
         await automation.build_automation(trigger, [], conf)
+    for conf in config.get(CONF_ON_TURN_ON, []):
+        trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
+        await automation.build_automation(trigger, [], conf)
+    for conf in config.get(CONF_ON_TURN_OFF, []):
+        trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
+        await automation.build_automation(trigger, [], conf)
 
 
 async def register_media_player(var, config):
@@ -140,6 +158,16 @@ _MEDIA_PLAYER_SCHEMA = cv.ENTITY_BASE_SCHEMA.extend(
                 cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(AnnoucementTrigger),
             }
         ),
+        cv.Optional(CONF_ON_TURN_ON): automation.validate_automation(
+            {
+                cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(OnTrigger),
+            }
+        ),
+        cv.Optional(CONF_ON_TURN_OFF): automation.validate_automation(
+            {
+                cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(OffTrigger),
+            }
+        ),
     }
 )
 
@@ -218,6 +246,12 @@ async def media_player_play_media_action(config, action_id, template_arg, args):
 @automation.register_action(
     "media_player.volume_down", VolumeDownAction, MEDIA_PLAYER_ACTION_SCHEMA
 )
+@automation.register_action(
+    "media_player.turn_on", TurnOnAction, MEDIA_PLAYER_ACTION_SCHEMA
+)
+@automation.register_action(
+    "media_player.turn_off", TurnOffAction, MEDIA_PLAYER_ACTION_SCHEMA
+)
 async def media_player_action(config, action_id, template_arg, args):
     var = cg.new_Pvariable(action_id, template_arg)
     await cg.register_parented(var, config[CONF_ID])
@@ -238,6 +272,12 @@ async def media_player_action(config, action_id, template_arg, args):
 @automation.register_condition(
     "media_player.is_announcing", IsAnnouncingCondition, MEDIA_PLAYER_CONDITION_SCHEMA
 )
+@automation.register_condition(
+    "media_player.is_on", IsOnCondition, MEDIA_PLAYER_CONDITION_SCHEMA
+)
+@automation.register_condition(
+    "media_player.is_off", IsOffCondition, MEDIA_PLAYER_CONDITION_SCHEMA
+)
 async def media_player_condition(config, action_id, template_arg, args):
     var = cg.new_Pvariable(action_id, template_arg)
     await cg.register_parented(var, config[CONF_ID])