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Merge branch 'bugfix/uart_sw_flow_ctrl_xoff_char_v6.1' into 'release/v6.1'

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fix(uart): fix uart sw flow ctrl XOFF char write to wrong reg on ESP32C6 (v6.1)

See merge request espressif/esp-idf!50523
This commit is contained in:
morris
2026-07-29 18:57:00 +08:00
parent 967f047b62 5910abe5ef
commit f955f05a43
13 changed files with 480 additions and 69 deletions
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components/esp_driver_uart/src/uart.c
+2 -6
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@@ -2219,9 +2219,7 @@ esp_err_t uart_set_rx_full_threshold(uart_port_t uart_num, int threshold)
return ESP_ERR_INVALID_STATE;
}
UART_ENTER_CRITICAL(&(uart_context[uart_num].spinlock));
if (uart_hal_get_intr_ena_status(&(uart_context[uart_num].hal)) & UART_INTR_RXFIFO_FULL) {
uart_hal_set_rxfifo_full_thr(&(uart_context[uart_num].hal), threshold);
}
uart_hal_set_rxfifo_full_thr(&(uart_context[uart_num].hal), threshold);
UART_EXIT_CRITICAL(&(uart_context[uart_num].spinlock));
return ESP_OK;
}
@@ -2236,9 +2234,7 @@ esp_err_t uart_set_tx_empty_threshold(uart_port_t uart_num, int threshold)
return ESP_ERR_INVALID_STATE;
}
UART_ENTER_CRITICAL(&(uart_context[uart_num].spinlock));
if (uart_hal_get_intr_ena_status(&(uart_context[uart_num].hal)) & UART_INTR_TXFIFO_EMPTY) {
uart_hal_set_txfifo_empty_thr(&(uart_context[uart_num].hal), threshold);
}
uart_hal_set_txfifo_empty_thr(&(uart_context[uart_num].hal), threshold);
UART_EXIT_CRITICAL(&(uart_context[uart_num].spinlock));
return ESP_OK;
}