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Code Issues Releases Wiki Activity

fix

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This commit is contained in:
J. Nick Koston
2025-09-23 21:41:48 -05:00
parent 0ed6ba9afa
commit 0370a3061d
2 changed files with 4 additions and 7 deletions
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7
esphome/components/usb_uart/usb_uart.cpp
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@@ -246,11 +246,8 @@ void USBUartComponent::start_input(USBUartChannel *channel) {
chunk->channel = channel; chunk->channel = channel;
// Push to lock-free queue for main loop processing // Push to lock-free queue for main loop processing
if (!this->usb_data_queue_.push(chunk)) { // Push always succeeds because pool size == queue size
ESP_LOGW(TAG, "USB data queue full, dropping %u bytes", status.data_len); this->usb_data_queue_.push(chunk);
// Return chunk to pool
this->chunk_pool_.release(chunk);
}
} }
// Always restart input immediately from USB task // Always restart input immediately from USB task

4
esphome/components/usb_uart/usb_uart.h
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@@ -137,8 +137,8 @@ class USBUartComponent : public usb_host::USBClient {
LockFreeQueue<UsbDataChunk, USB_DATA_QUEUE_SIZE> usb_data_queue_; LockFreeQueue<UsbDataChunk, USB_DATA_QUEUE_SIZE> usb_data_queue_;
// Pool for allocating data chunks (uses EventPool pattern like BLE) // Pool for allocating data chunks (uses EventPool pattern like BLE)
static constexpr int MAX_DATA_CHUNKS = 40; // MUST be same size as queue to guarantee push always succeeds after allocate
EventPool<UsbDataChunk, MAX_DATA_CHUNKS> chunk_pool_; EventPool<UsbDataChunk, USB_DATA_QUEUE_SIZE> chunk_pool_;
protected: protected:
std::vector<USBUartChannel *> channels_{}; std::vector<USBUartChannel *> channels_{};