55 lines
1.0 KiB
C
55 lines
1.0 KiB
C
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/** @file
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* @brief Modem interface for UART header file.
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*
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* Modem interface UART handling for modem context driver.
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*/
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/*
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* Copyright (c) 2019 Foundries.io
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_IFACE_UART_H_
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#define ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_IFACE_UART_H_
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#include <kernel.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct modem_iface_uart_data {
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/* ISR char buffer */
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char *isr_buf;
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size_t isr_buf_len;
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/* ring buffer char buffer */
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char *rx_rb_buf;
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size_t rx_rb_buf_len;
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/* ring buffer */
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struct ring_buf rx_rb;
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/* rx semaphore */
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struct k_sem rx_sem;
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};
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/**
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* @brief Init modem interface for UART
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*
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* @param *iface: modem interface to initialize.
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* @param *data: modem interface data to use
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*
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* @retval 0 if ok, < 0 if error.
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*/
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int modem_iface_uart_init(struct modem_iface *iface,
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struct modem_iface_uart_data *data,
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const char *dev_name);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_IFACE_UART_H_ */
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