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Merge branch 'contrib/github_pr_18677' into 'master'

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uart: fix threshold configuration loss when interrupts are disabled (GitHub PR)

Closes IDFGH-17749 and IDFGH-12052

See merge request espressif/esp-idf!49943
This commit is contained in:
Song Ruo Jing
2026-06-24 15:54:16 +08:00
parent c99ca2ee41 1ef578caac
commit 37a08bd973
1 changed files with 2 additions and 6 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;
}