Merge pull request #13632 from esphome/bump-2026.1.3

2026.1.3

Doxyfile

@@ -48,7 +48,7 @@ PROJECT_NAME           = ESPHome
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2026.1.1
+PROJECT_NUMBER         = 2026.1.3
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

esphome/components/esp32_hosted/__init__.py

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

esphome/components/http_request/http_request_arduino.cpp

@@ -131,6 +131,10 @@ std::shared_ptr<HttpContainer> HttpRequestArduino::perform(const std::string &ur
     }
   }
 
+  // HTTPClient::getSize() returns -1 for chunked transfer encoding (no Content-Length).
+  // When cast to size_t, -1 becomes SIZE_MAX (4294967295 on 32-bit).
+  // The read() method handles this: bytes_read_ can never reach SIZE_MAX, so the
+  // early return check (bytes_read_ >= content_length) will never trigger.
   int content_length = container->client_.getSize();
   ESP_LOGD(TAG, "Content-Length: %d", content_length);
   container->content_length = (size_t) content_length;
@@ -167,17 +171,23 @@ int HttpContainerArduino::read(uint8_t *buf, size_t max_len) {
   }
 
   int available_data = stream_ptr->available();
-  int bufsize = std::min(max_len, std::min(this->content_length - this->bytes_read_, (size_t) available_data));
+  // For chunked transfer encoding, HTTPClient::getSize() returns -1, which becomes SIZE_MAX when
+  // cast to size_t. SIZE_MAX - bytes_read_ is still huge, so it won't limit the read.
+  size_t remaining = (this->content_length > 0) ? (this->content_length - this->bytes_read_) : max_len;
+  int bufsize = std::min(max_len, std::min(remaining, (size_t) available_data));
 
   if (bufsize == 0) {
     this->duration_ms += (millis() - start);
-    // Check if we've read all expected content
-    if (this->bytes_read_ >= this->content_length) {
+    // Check if we've read all expected content (only valid when content_length is known and not SIZE_MAX)
+    // For chunked encoding (content_length == SIZE_MAX), we can't use this check
+    if (this->content_length > 0 && this->bytes_read_ >= this->content_length) {
       return 0;  // All content read successfully
     }
     // No data available - check if connection is still open
+    // For chunked encoding, !connected() after reading means EOF (all chunks received)
+    // For known content_length with bytes_read_ < content_length, it means connection dropped
     if (!stream_ptr->connected()) {
-      return HTTP_ERROR_CONNECTION_CLOSED;  // Connection closed prematurely
+      return HTTP_ERROR_CONNECTION_CLOSED;  // Connection closed or EOF for chunked
     }
     return 0;  // No data yet, caller should retry
   }

esphome/components/http_request/http_request_idf.cpp

@@ -152,6 +152,8 @@ std::shared_ptr<HttpContainer> HttpRequestIDF::perform(const std::string &url, c
   }
 
   container->feed_wdt();
+  // esp_http_client_fetch_headers() returns 0 for chunked transfer encoding (no Content-Length header).
+  // The read() method handles content_length == 0 specially to support chunked responses.
   container->content_length = esp_http_client_fetch_headers(client);
   container->feed_wdt();
   container->status_code = esp_http_client_get_status_code(client);
@@ -220,14 +222,22 @@ std::shared_ptr<HttpContainer> HttpRequestIDF::perform(const std::string &url, c
 //
 // We normalize to HttpContainer::read() contract:
 //   > 0: bytes read
-//   0: no data yet / all content read (caller should check bytes_read vs content_length)
+//   0: all content read (only returned when content_length is known and fully read)
 //   < 0: error/connection closed
+//
+// Note on chunked transfer encoding:
+//   esp_http_client_fetch_headers() returns 0 for chunked responses (no Content-Length header).
+//   We handle this by skipping the content_length check when content_length is 0,
+//   allowing esp_http_client_read() to handle chunked decoding internally and signal EOF
+//   by returning 0.
 int HttpContainerIDF::read(uint8_t *buf, size_t max_len) {
   const uint32_t start = millis();
   watchdog::WatchdogManager wdm(this->parent_->get_watchdog_timeout());
 
   // Check if we've already read all expected content
-  if (this->bytes_read_ >= this->content_length) {
+  // Skip this check when content_length is 0 (chunked transfer encoding or unknown length)
+  // For chunked responses, esp_http_client_read() will return 0 when all data is received
+  if (this->content_length > 0 && this->bytes_read_ >= this->content_length) {
     return 0;  // All content read successfully
   }
 
@@ -242,7 +252,13 @@ int HttpContainerIDF::read(uint8_t *buf, size_t max_len) {
     return read_len_or_error;
   }
 
-  // Connection closed by server before all content received
+  // esp_http_client_read() returns 0 in two cases:
+  // 1. Known content_length: connection closed before all data received (error)
+  // 2. Chunked encoding (content_length == 0): end of stream reached (EOF)
+  // For case 1, returning HTTP_ERROR_CONNECTION_CLOSED is correct.
+  // For case 2, 0 indicates that all chunked data has already been delivered
+  // in previous successful read() calls, so treating this as a closed
+  // connection does not cause any loss of response data.
   if (read_len_or_error == 0) {
     return HTTP_ERROR_CONNECTION_CLOSED;
   }

esphome/components/i2c/i2c_bus_esp_idf.cpp

@@ -185,7 +185,7 @@ ErrorCode IDFI2CBus::write_readv(uint8_t address, const uint8_t *write_buffer, s
   }
   jobs[num_jobs++].command = I2C_MASTER_CMD_STOP;
   ESP_LOGV(TAG, "Sending %zu jobs", num_jobs);
-  esp_err_t err = i2c_master_execute_defined_operations(this->dev_, jobs, num_jobs, 20);
+  esp_err_t err = i2c_master_execute_defined_operations(this->dev_, jobs, num_jobs, 100);
   if (err == ESP_ERR_INVALID_STATE) {
     ESP_LOGV(TAG, "TX to %02X failed: not acked", address);
     return ERROR_NOT_ACKNOWLEDGED;

esphome/components/ir_rf_proxy/ir_rf_proxy.h

@@ -5,8 +5,6 @@
 // Once the API is considered stable, this warning will be removed.
 
 #include "esphome/components/infrared/infrared.h"
-#include "esphome/components/remote_transmitter/remote_transmitter.h"
-#include "esphome/components/remote_receiver/remote_receiver.h"
 
 namespace esphome::ir_rf_proxy {
 

esphome/components/ld2450/ld2450.cpp

@@ -451,7 +451,7 @@ void LD2450Component::handle_periodic_data_() {
   int16_t ty = 0;
   int16_t td = 0;
   int16_t ts = 0;
-  int16_t angle = 0;
+  float angle = 0;
   uint8_t index = 0;
   Direction direction{DIRECTION_UNDEFINED};
   bool is_moving = false;

esphome/components/ld2450/sensor.py

@@ -143,6 +143,7 @@ CONFIG_SCHEMA = CONFIG_SCHEMA.extend(
                     ],
                     icon=ICON_FORMAT_TEXT_ROTATION_ANGLE_UP,
                     unit_of_measurement=UNIT_DEGREES,
+                    accuracy_decimals=1,
                 ),
                 cv.Optional(CONF_DISTANCE): sensor.sensor_schema(
                     device_class=DEVICE_CLASS_DISTANCE,

esphome/components/light/light_call.cpp

@@ -391,7 +391,10 @@ void LightCall::transform_parameters_() {
       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()) {
+    // Only compute cold_white/warm_white from color_temperature if they're not already explicitly set.
+    // This is important for state restoration, where both color_temperature and cold_white/warm_white
+    // are restored from flash - we want to preserve the saved cold_white/warm_white values.
+    if (this->has_color_temperature() && !this->has_cold_white() && !this->has_warm_white()) {
       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;

esphome/components/lvgl/widgets/label.py

@@ -32,7 +32,7 @@ class LabelType(WidgetType):
 
     async def to_code(self, w: Widget, config):
         """For a text object, create and set text"""
-        if value := config.get(CONF_TEXT):
+        if (value := config.get(CONF_TEXT)) is not None:
             await w.set_property(CONF_TEXT, await lv_text.process(value))
         await w.set_property(CONF_LONG_MODE, config)
         await w.set_property(CONF_RECOLOR, config)

esphome/components/mhz19/mhz19.cpp

@@ -155,6 +155,9 @@ void MHZ19Component::dump_config() {
     case MHZ19_DETECTION_RANGE_0_10000PPM:
       range_str = "0 to 10000ppm";
       break;
+    default:
+      range_str = "default";
+      break;
   }
   ESP_LOGCONFIG(TAG, "  Detection range: %s", range_str);
 }

esphome/components/mipi_rgb/mipi_rgb.cpp

@@ -1,9 +1,11 @@
 #ifdef USE_ESP32_VARIANT_ESP32S3
 #include "mipi_rgb.h"
+#include "esphome/core/gpio.h"
+#include "esphome/core/hal.h"
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
-#include "esphome/core/hal.h"
 #include "esp_lcd_panel_rgb.h"
+#include <span>
 
 namespace esphome {
 namespace mipi_rgb {
@@ -343,19 +345,27 @@ int MipiRgb::get_height() {
   }
 }
 
-static std::string get_pin_name(GPIOPin *pin) {
+static const char *get_pin_name(GPIOPin *pin, std::span<char, GPIO_SUMMARY_MAX_LEN> buffer) {
   if (pin == nullptr)
     return "None";
-  return pin->dump_summary();
+  pin->dump_summary(buffer.data(), buffer.size());
+  return buffer.data();
 }
 
 void MipiRgb::dump_pins_(uint8_t start, uint8_t end, const char *name, uint8_t offset) {
+  char pin_summary[GPIO_SUMMARY_MAX_LEN];
   for (uint8_t i = start; i != end; i++) {
-    ESP_LOGCONFIG(TAG, "  %s pin %d: %s", name, offset++, this->data_pins_[i]->dump_summary().c_str());
+    this->data_pins_[i]->dump_summary(pin_summary, sizeof(pin_summary));
+    ESP_LOGCONFIG(TAG, "  %s pin %d: %s", name, offset++, pin_summary);
   }
 }
 
 void MipiRgb::dump_config() {
+  char reset_buf[GPIO_SUMMARY_MAX_LEN];
+  char de_buf[GPIO_SUMMARY_MAX_LEN];
+  char pclk_buf[GPIO_SUMMARY_MAX_LEN];
+  char hsync_buf[GPIO_SUMMARY_MAX_LEN];
+  char vsync_buf[GPIO_SUMMARY_MAX_LEN];
   ESP_LOGCONFIG(TAG,
                 "MIPI_RGB LCD"
                 "\n  Model: %s"
@@ -379,9 +389,9 @@ void MipiRgb::dump_config() {
                 this->model_, this->width_, this->height_, this->rotation_, YESNO(this->pclk_inverted_),
                 this->hsync_pulse_width_, this->hsync_back_porch_, this->hsync_front_porch_, this->vsync_pulse_width_,
                 this->vsync_back_porch_, this->vsync_front_porch_, YESNO(this->invert_colors_),
-                (unsigned) (this->pclk_frequency_ / 1000000), get_pin_name(this->reset_pin_).c_str(),
-                get_pin_name(this->de_pin_).c_str(), get_pin_name(this->pclk_pin_).c_str(),
-                get_pin_name(this->hsync_pin_).c_str(), get_pin_name(this->vsync_pin_).c_str());
+                (unsigned) (this->pclk_frequency_ / 1000000), get_pin_name(this->reset_pin_, reset_buf),
+                get_pin_name(this->de_pin_, de_buf), get_pin_name(this->pclk_pin_, pclk_buf),
+                get_pin_name(this->hsync_pin_, hsync_buf), get_pin_name(this->vsync_pin_, vsync_buf));
 
   this->dump_pins_(8, 13, "Blue", 0);
   this->dump_pins_(13, 16, "Green", 0);

esphome/components/mipi_rgb/models/st7701s.py

@@ -55,6 +55,7 @@ st7701s = ST7701S(
     pclk_frequency="16MHz",
     pclk_inverted=True,
     initsequence=(
+        (0x01,),  # Software Reset
         (0xFF, 0x77, 0x01, 0x00, 0x00, 0x10),  # Page 0
         (0xC0, 0x3B, 0x00), (0xC1, 0x0D, 0x02), (0xC2, 0x31, 0x05),
         (0xB0, 0x00, 0x11, 0x18, 0x0E, 0x11, 0x06, 0x07, 0x08, 0x07, 0x22, 0x04, 0x12, 0x0F, 0xAA, 0x31, 0x18,),

esphome/components/modbus_controller/__init__.py

@@ -279,7 +279,7 @@ def modbus_calc_properties(config):
             if isinstance(value, str):
                 value = value.encode()
             config[CONF_ADDRESS] = binascii.crc_hqx(value, 0)
-        config[CONF_REGISTER_TYPE] = ModbusRegisterType.CUSTOM
+        config[CONF_REGISTER_TYPE] = cv.enum(MODBUS_REGISTER_TYPE)("custom")
         config[CONF_FORCE_NEW_RANGE] = True
     return byte_offset, reg_count
 

esphome/components/rd03d/rd03d.cpp

@@ -133,14 +133,17 @@ void RD03DComponent::process_frame_() {
     uint8_t offset = FRAME_HEADER_SIZE + (i * TARGET_DATA_SIZE);
 
     // Extract raw bytes for this target
+    // Note: Despite datasheet Table 5-2 showing order as X, Y, Speed, Resolution,
+    // actual radar output has Resolution before Speed (verified empirically -
+    // stationary targets were showing non-zero speed with original field order)
     uint8_t x_low = this->buffer_[offset + 0];
     uint8_t x_high = this->buffer_[offset + 1];
     uint8_t y_low = this->buffer_[offset + 2];
     uint8_t y_high = this->buffer_[offset + 3];
-    uint8_t speed_low = this->buffer_[offset + 4];
-    uint8_t speed_high = this->buffer_[offset + 5];
-    uint8_t res_low = this->buffer_[offset + 6];
-    uint8_t res_high = this->buffer_[offset + 7];
+    uint8_t res_low = this->buffer_[offset + 4];
+    uint8_t res_high = this->buffer_[offset + 5];
+    uint8_t speed_low = this->buffer_[offset + 6];
+    uint8_t speed_high = this->buffer_[offset + 7];
 
     // Decode values per RD-03D format
     int16_t x = decode_value(x_low, x_high);

esphome/components/rpi_dpi_rgb/rpi_dpi_rgb.cpp

@@ -1,5 +1,6 @@
 #ifdef USE_ESP32_VARIANT_ESP32S3
 #include "rpi_dpi_rgb.h"
+#include "esphome/core/gpio.h"
 #include "esphome/core/log.h"
 
 namespace esphome {
@@ -134,8 +135,11 @@ void RpiDpiRgb::dump_config() {
   LOG_PIN("  Enable Pin: ", this->enable_pin_);
   LOG_PIN("  Reset Pin: ", this->reset_pin_);
   size_t data_pin_count = sizeof(this->data_pins_) / sizeof(this->data_pins_[0]);
-  for (size_t i = 0; i != data_pin_count; i++)
-    ESP_LOGCONFIG(TAG, "  Data pin %d: %s", i, (this->data_pins_[i])->dump_summary().c_str());
+  char pin_summary[GPIO_SUMMARY_MAX_LEN];
+  for (size_t i = 0; i != data_pin_count; i++) {
+    this->data_pins_[i]->dump_summary(pin_summary, sizeof(pin_summary));
+    ESP_LOGCONFIG(TAG, "  Data pin %d: %s", i, pin_summary);
+  }
 }
 
 void RpiDpiRgb::reset_display_() const {

esphome/components/sen5x/sen5x.cpp

@@ -124,8 +124,8 @@ void SEN5XComponent::setup() {
             sen5x_type = SEN55;
           }
         }
-        ESP_LOGD(TAG, "Product name: %s", this->product_name_.c_str());
       }
+      ESP_LOGD(TAG, "Product name: %s", this->product_name_.c_str());
       if (this->humidity_sensor_ && sen5x_type == SEN50) {
         ESP_LOGE(TAG, "Relative humidity requires a SEN54 or SEN55");
         this->humidity_sensor_ = nullptr;  // mark as not used
@@ -159,28 +159,14 @@ void SEN5XComponent::setup() {
         // This ensures the baseline storage is cleared after OTA
         // Serial numbers are unique to each sensor, so multiple sensors can be used without conflict
         uint32_t hash = fnv1a_hash_extend(App.get_config_version_hash(), combined_serial);
-        this->pref_ = global_preferences->make_preference<Sen5xBaselines>(hash, true);
-
-        if (this->pref_.load(&this->voc_baselines_storage_)) {
-          ESP_LOGI(TAG, "Loaded VOC baseline state0: 0x%04" PRIX32 ", state1: 0x%04" PRIX32,
-                   this->voc_baselines_storage_.state0, this->voc_baselines_storage_.state1);
-        }
-
-        // Initialize storage timestamp
-        this->seconds_since_last_store_ = 0;
-
-        if (this->voc_baselines_storage_.state0 > 0 && this->voc_baselines_storage_.state1 > 0) {
-          ESP_LOGI(TAG, "Setting VOC baseline from save state0: 0x%04" PRIX32 ", state1: 0x%04" PRIX32,
-                   this->voc_baselines_storage_.state0, this->voc_baselines_storage_.state1);
-          uint16_t states[4];
-
-          states[0] = this->voc_baselines_storage_.state0 >> 16;
-          states[1] = this->voc_baselines_storage_.state0 & 0xFFFF;
-          states[2] = this->voc_baselines_storage_.state1 >> 16;
-          states[3] = this->voc_baselines_storage_.state1 & 0xFFFF;
-
-          if (!this->write_command(SEN5X_CMD_VOC_ALGORITHM_STATE, states, 4)) {
-            ESP_LOGE(TAG, "Failed to set VOC baseline from saved state");
+        this->pref_ = global_preferences->make_preference<uint16_t[4]>(hash, true);
+        this->voc_baseline_time_ = App.get_loop_component_start_time();
+        if (this->pref_.load(&this->voc_baseline_state_)) {
+          if (!this->write_command(SEN5X_CMD_VOC_ALGORITHM_STATE, this->voc_baseline_state_, 4)) {
+            ESP_LOGE(TAG, "VOC Baseline State write to sensor failed");
+          } else {
+            ESP_LOGV(TAG, "VOC Baseline State loaded");
+            delay(20);
           }
         }
       }
@@ -288,6 +274,14 @@ void SEN5XComponent::dump_config() {
     ESP_LOGCONFIG(TAG, "  RH/T acceleration mode: %s",
                   LOG_STR_ARG(rht_accel_mode_to_string(this->acceleration_mode_.value())));
   }
+  if (this->voc_sensor_) {
+    char hex_buf[5 * 4];
+    format_hex_pretty_to(hex_buf, this->voc_baseline_state_, 4, 0);
+    ESP_LOGCONFIG(TAG,
+                  "  Store Baseline: %s\n"
+                  "    State: %s\n",
+                  TRUEFALSE(this->store_baseline_), hex_buf);
+  }
   LOG_UPDATE_INTERVAL(this);
   LOG_SENSOR("  ", "PM  1.0", this->pm_1_0_sensor_);
   LOG_SENSOR("  ", "PM  2.5", this->pm_2_5_sensor_);
@@ -304,36 +298,6 @@ void SEN5XComponent::update() {
     return;
   }
 
-  // Store baselines after defined interval or if the difference between current and stored baseline becomes too
-  // much
-  if (this->store_baseline_ && this->seconds_since_last_store_ > SHORTEST_BASELINE_STORE_INTERVAL) {
-    if (this->write_command(SEN5X_CMD_VOC_ALGORITHM_STATE)) {
-      // run it a bit later to avoid adding a delay here
-      this->set_timeout(550, [this]() {
-        uint16_t states[4];
-        if (this->read_data(states, 4)) {
-          uint32_t state0 = states[0] << 16 | states[1];
-          uint32_t state1 = states[2] << 16 | states[3];
-          if ((uint32_t) std::abs(static_cast<int32_t>(this->voc_baselines_storage_.state0 - state0)) >
-                  MAXIMUM_STORAGE_DIFF ||
-              (uint32_t) std::abs(static_cast<int32_t>(this->voc_baselines_storage_.state1 - state1)) >
-                  MAXIMUM_STORAGE_DIFF) {
-            this->seconds_since_last_store_ = 0;
-            this->voc_baselines_storage_.state0 = state0;
-            this->voc_baselines_storage_.state1 = state1;
-
-            if (this->pref_.save(&this->voc_baselines_storage_)) {
-              ESP_LOGI(TAG, "Stored VOC baseline state0: 0x%04" PRIX32 ", state1: 0x%04" PRIX32,
-                       this->voc_baselines_storage_.state0, this->voc_baselines_storage_.state1);
-            } else {
-              ESP_LOGW(TAG, "Could not store VOC baselines");
-            }
-          }
-        }
-      });
-    }
-  }
-
   if (!this->write_command(SEN5X_CMD_READ_MEASUREMENT)) {
     this->status_set_warning();
     ESP_LOGD(TAG, "Write error: read measurement (%d)", this->last_error_);
@@ -402,7 +366,29 @@ void SEN5XComponent::update() {
     if (this->nox_sensor_ != nullptr) {
       this->nox_sensor_->publish_state(nox);
     }
-    this->status_clear_warning();
+
+    if (!this->voc_sensor_ || !this->store_baseline_ ||
+        (App.get_loop_component_start_time() - this->voc_baseline_time_) < SHORTEST_BASELINE_STORE_INTERVAL) {
+      this->status_clear_warning();
+    } else {
+      this->voc_baseline_time_ = App.get_loop_component_start_time();
+      if (!this->write_command(SEN5X_CMD_VOC_ALGORITHM_STATE)) {
+        this->status_set_warning();
+        ESP_LOGW(TAG, ESP_LOG_MSG_COMM_FAIL);
+      } else {
+        this->set_timeout(20, [this]() {
+          if (!this->read_data(this->voc_baseline_state_, 4)) {
+            this->status_set_warning();
+            ESP_LOGW(TAG, ESP_LOG_MSG_COMM_FAIL);
+          } else {
+            if (this->pref_.save(&this->voc_baseline_state_)) {
+              ESP_LOGD(TAG, "VOC Baseline State saved");
+            }
+            this->status_clear_warning();
+          }
+        });
+      }
+    }
   });
 }
 

esphome/components/sen5x/sen5x.h

@@ -24,11 +24,6 @@ enum RhtAccelerationMode : uint16_t {
   HIGH_ACCELERATION = 2,
 };
 
-struct Sen5xBaselines {
-  int32_t state0;
-  int32_t state1;
-} PACKED;  // NOLINT
-
 struct GasTuning {
   uint16_t index_offset;
   uint16_t learning_time_offset_hours;
@@ -44,11 +39,9 @@ struct TemperatureCompensation {
   uint16_t time_constant;
 };
 
-// Shortest time interval of 3H for storing baseline values.
+// Shortest time interval of 2H (in milliseconds) for storing baseline values.
 // Prevents wear of the flash because of too many write operations
-static const uint32_t SHORTEST_BASELINE_STORE_INTERVAL = 10800;
-// Store anyway if the baseline difference exceeds the max storage diff value
-static const uint32_t MAXIMUM_STORAGE_DIFF = 50;
+static const uint32_t SHORTEST_BASELINE_STORE_INTERVAL = 2 * 60 * 60 * 1000;
 
 class SEN5XComponent : public PollingComponent, public sensirion_common::SensirionI2CDevice {
  public:
@@ -107,7 +100,8 @@ class SEN5XComponent : public PollingComponent, public sensirion_common::Sensiri
   bool write_tuning_parameters_(uint16_t i2c_command, const GasTuning &tuning);
   bool write_temperature_compensation_(const TemperatureCompensation &compensation);
 
-  uint32_t seconds_since_last_store_;
+  uint16_t voc_baseline_state_[4]{0};
+  uint32_t voc_baseline_time_;
   uint16_t firmware_version_;
   ERRORCODE error_code_;
   uint8_t serial_number_[4];
@@ -132,7 +126,6 @@ class SEN5XComponent : public PollingComponent, public sensirion_common::Sensiri
   optional<TemperatureCompensation> temperature_compensation_;
   ESPPreferenceObject pref_;
   std::string product_name_;
-  Sen5xBaselines voc_baselines_storage_;
 };
 
 }  // namespace sen5x

esphome/components/sen5x/sensor.py

@@ -210,6 +210,7 @@ SENSOR_MAP = {
 SETTING_MAP = {
     CONF_AUTO_CLEANING_INTERVAL: "set_auto_cleaning_interval",
     CONF_ACCELERATION_MODE: "set_acceleration_mode",
+    CONF_STORE_BASELINE: "set_store_baseline",
 }
 
 

esphome/components/slow_pwm/slow_pwm_output.cpp

@@ -1,6 +1,7 @@
 #include "slow_pwm_output.h"
-#include "esphome/core/log.h"
 #include "esphome/core/application.h"
+#include "esphome/core/gpio.h"
+#include "esphome/core/log.h"
 
 namespace esphome {
 namespace slow_pwm {
@@ -20,7 +21,9 @@ void SlowPWMOutput::set_output_state_(bool new_state) {
   }
   if (new_state != current_state_) {
     if (this->pin_) {
-      ESP_LOGV(TAG, "Switching output pin %s to %s", this->pin_->dump_summary().c_str(), ONOFF(new_state));
+      char pin_summary[GPIO_SUMMARY_MAX_LEN];
+      this->pin_->dump_summary(pin_summary, sizeof(pin_summary));
+      ESP_LOGV(TAG, "Switching output pin %s to %s", pin_summary, ONOFF(new_state));
     } else {
       ESP_LOGV(TAG, "Switching to %s", ONOFF(new_state));
     }

esphome/components/socket/lwip_raw_tcp_impl.cpp

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

esphome/components/st7701s/st7701s.cpp

@@ -1,5 +1,6 @@
 #ifdef USE_ESP32_VARIANT_ESP32S3
 #include "st7701s.h"
+#include "esphome/core/gpio.h"
 #include "esphome/core/log.h"
 
 namespace esphome {
@@ -183,8 +184,11 @@ void ST7701S::dump_config() {
   LOG_PIN("  DE Pin: ", this->de_pin_);
   LOG_PIN("  Reset Pin: ", this->reset_pin_);
   size_t data_pin_count = sizeof(this->data_pins_) / sizeof(this->data_pins_[0]);
-  for (size_t i = 0; i != data_pin_count; i++)
-    ESP_LOGCONFIG(TAG, "  Data pin %d: %s", i, (this->data_pins_[i])->dump_summary().c_str());
+  char pin_summary[GPIO_SUMMARY_MAX_LEN];
+  for (size_t i = 0; i != data_pin_count; i++) {
+    this->data_pins_[i]->dump_summary(pin_summary, sizeof(pin_summary));
+    ESP_LOGCONFIG(TAG, "  Data pin %d: %s", i, pin_summary);
+  }
   ESP_LOGCONFIG(TAG, "  SPI Data rate: %dMHz", (unsigned) (this->data_rate_ / 1000000));
 }
 

esphome/components/web_server/web_server.cpp

@@ -527,7 +527,19 @@ static void set_json_id(JsonObject &root, EntityBase *obj, const char *prefix, J
   memcpy(p, name.c_str(), name_len);
   p[name_len] = '\0';
 
-  root[ESPHOME_F("id")] = id_buf;
+  // name_id: new format {prefix}/{device?}/{name} - frontend should prefer this
+  // Remove in 2026.8.0 when id switches to new format permanently
+  root[ESPHOME_F("name_id")] = id_buf;
+
+  // id: old format {prefix}-{object_id} for backward compatibility
+  // Will switch to new format in 2026.8.0
+  char legacy_buf[ESPHOME_DOMAIN_MAX_LEN + 1 + OBJECT_ID_MAX_LEN];
+  char *lp = legacy_buf;
+  memcpy(lp, prefix, prefix_len);
+  lp += prefix_len;
+  *lp++ = '-';
+  obj->write_object_id_to(lp, sizeof(legacy_buf) - (lp - legacy_buf));
+  root[ESPHOME_F("id")] = legacy_buf;
 
   if (start_config == DETAIL_ALL) {
     root[ESPHOME_F("domain")] = prefix;

esphome/components/wifi/wifi_component_esp8266.cpp

@@ -698,6 +698,10 @@ bool WiFiComponent::wifi_scan_start_(bool passive) {
   if (!this->wifi_mode_(true, {}))
     return false;
 
+  // Reset scan_done_ before starting new scan to prevent stale flag from previous scan
+  // (e.g., roaming scan completed just before unexpected disconnect)
+  this->scan_done_ = false;
+
   struct scan_config config {};
   memset(&config, 0, sizeof(config));
   config.ssid = nullptr;
@@ -752,7 +756,10 @@ void WiFiComponent::wifi_scan_done_callback_(void *arg, STATUS status) {
 
   if (status != OK) {
     ESP_LOGV(TAG, "Scan failed: %d", status);
-    this->retry_connect();
+    // Don't call retry_connect() here - this callback runs in SDK system context
+    // where yield() cannot be called. Instead, just set scan_done_ and let
+    // check_scanning_finished() handle the empty scan_result_ from loop context.
+    this->scan_done_ = true;
     return;
   }
 

esphome/components/wifi/wifi_component_esp_idf.cpp

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

esphome/components/wifi/wifi_component_libretiny.cpp

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

esphome/const.py

@@ -4,7 +4,7 @@ from enum import Enum
 
 from esphome.enum import StrEnum
 
-__version__ = "2026.1.1"
+__version__ = "2026.1.3"
 
 ALLOWED_NAME_CHARS = "abcdefghijklmnopqrstuvwxyz0123456789-_"
 VALID_SUBSTITUTIONS_CHARACTERS = (

esphome/core/defines.h

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

esphome/espota2.py

@@ -154,6 +154,12 @@ def check_error(data: list[int] | bytes, expect: int | list[int] | None) -> None
     """
     if not expect:
         return
+    if not data:
+        raise OTAError(
+            "Error: Device closed connection without responding. "
+            "This may indicate the device ran out of memory, "
+            "a network issue, or the connection was interrupted."
+        )
     dat = data[0]
     if dat == RESPONSE_ERROR_MAGIC:
         raise OTAError("Error: Invalid magic byte")

tests/components/ir_rf_proxy/common-rx.yaml

@@ -0,0 +1,18 @@
+remote_receiver:
+  id: ir_receiver
+  pin: ${rx_pin}
+
+# Test various hardware types with transmitter/receiver using infrared platform
+infrared:
+  # Infrared receiver
+  - platform: ir_rf_proxy
+    id: ir_rx
+    name: "IR Receiver"
+    remote_receiver_id: ir_receiver
+
+  # RF 900MHz receiver
+  - platform: ir_rf_proxy
+    id: rf_900_rx
+    name: "RF 900 Receiver"
+    frequency: 900 MHz
+    remote_receiver_id: ir_receiver

tests/components/ir_rf_proxy/common-tx.yaml

@@ -0,0 +1,19 @@
+remote_transmitter:
+  id: ir_transmitter
+  pin: ${tx_pin}
+  carrier_duty_percent: 50%
+
+# Test various hardware types with transmitter/receiver using infrared platform
+infrared:
+  # Infrared transmitter
+  - platform: ir_rf_proxy
+    id: ir_tx
+    name: "IR Transmitter"
+    remote_transmitter_id: ir_transmitter
+
+  # RF 433MHz transmitter
+  - platform: ir_rf_proxy
+    id: rf_433_tx
+    name: "RF 433 Transmitter"
+    frequency: 433 MHz
+    remote_transmitter_id: ir_transmitter

tests/components/ir_rf_proxy/common.yaml

@@ -1,42 +1,7 @@
+network:
+
 wifi:
   ssid: MySSID
   password: password1
 
 api:
-
-remote_transmitter:
-  id: ir_transmitter
-  pin: ${tx_pin}
-  carrier_duty_percent: 50%
-
-remote_receiver:
-  id: ir_receiver
-  pin: ${rx_pin}
-
-# Test various hardware types with transmitter/receiver using infrared platform
-infrared:
-  # Infrared transmitter
-  - platform: ir_rf_proxy
-    id: ir_tx
-    name: "IR Transmitter"
-    remote_transmitter_id: ir_transmitter
-
-  # Infrared receiver
-  - platform: ir_rf_proxy
-    id: ir_rx
-    name: "IR Receiver"
-    remote_receiver_id: ir_receiver
-
-  # RF 433MHz transmitter
-  - platform: ir_rf_proxy
-    id: rf_433_tx
-    name: "RF 433 Transmitter"
-    frequency: 433 MHz
-    remote_transmitter_id: ir_transmitter
-
-  # RF 900MHz receiver
-  - platform: ir_rf_proxy
-    id: rf_900_rx
-    name: "RF 900 Receiver"
-    frequency: 900 MHz
-    remote_receiver_id: ir_receiver

tests/components/ir_rf_proxy/test-rx.esp32-idf.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml

tests/components/ir_rf_proxy/test-rx.esp8266-ard.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml

tests/components/ir_rf_proxy/test-rx.rp2040-ard.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml

tests/components/ir_rf_proxy/test-tx.esp32-idf.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  tx: !include common-tx.yaml

tests/components/ir_rf_proxy/test-tx.esp8266-ard.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  tx: !include common-tx.yaml

tests/components/ir_rf_proxy/test-tx.rp2040-ard.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  tx: !include common-tx.yaml

tests/components/ir_rf_proxy/test.bk72xx-ard.yaml

@@ -0,0 +1,8 @@
+substitutions:
+  tx_pin: GPIO4
+  rx_pin: GPIO5
+
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml
+  tx: !include common-tx.yaml

tests/components/ir_rf_proxy/test.esp32-idf.yaml

@@ -2,4 +2,7 @@ substitutions:
   tx_pin: GPIO4
   rx_pin: GPIO5
 
-<<: !include common.yaml
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml
+  tx: !include common-tx.yaml

tests/components/ir_rf_proxy/test.esp8266-ard.yaml

@@ -2,4 +2,7 @@ substitutions:
   tx_pin: GPIO4
   rx_pin: GPIO5
 
-<<: !include common.yaml
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml
+  tx: !include common-tx.yaml

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

@@ -2,4 +2,7 @@ substitutions:
   tx_pin: GPIO4
   rx_pin: GPIO5
 
-<<: !include common.yaml
+packages:
+  common: !include common.yaml
+  rx: !include common-rx.yaml
+  tx: !include common-tx.yaml

tests/components/lvgl/lvgl-package.yaml

@@ -197,6 +197,9 @@ lvgl:
         - lvgl.label.update:
             id: msgbox_label
             text: Unloaded
+        - lvgl.label.update:
+            id: msgbox_label
+            text: "" # Empty text
       on_all_events:
         logger.log:
           format: "Event %s"

tests/unit_tests/test_espota2.py

@@ -192,6 +192,20 @@ def test_check_error_unexpected_response() -> None:
         espota2.check_error([0x7F], [espota2.RESPONSE_OK, espota2.RESPONSE_AUTH_OK])
 
 
+def test_check_error_empty_data() -> None:
+    """Test check_error raises error when device closes connection without responding."""
+    with pytest.raises(
+        espota2.OTAError, match="Device closed connection without responding"
+    ):
+        espota2.check_error([], [espota2.RESPONSE_OK])
+
+    # Also test with empty bytes
+    with pytest.raises(
+        espota2.OTAError, match="Device closed connection without responding"
+    ):
+        espota2.check_error(b"", [espota2.RESPONSE_OK])
+
+
 def test_send_check_with_various_data_types(mock_socket: Mock) -> None:
     """Test send_check handles different data types."""