dae5bfdfd4
The header was missing the language linkage wrapper that allows the driver-specific function to be located from C++. Also it helps the poor user to be informed that the function is only available when a special Kconfig option is set. Signed-off-by: Peter A. Bigot <pab@pabigot.com>
53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
/*
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* Copyright (c) 2020 Google LLC
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief Public APIs for the CDC ACM class driver
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_UART_CDC_ACM_H_
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#define ZEPHYR_INCLUDE_DRIVERS_UART_CDC_ACM_H_
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#include <errno.h>
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#include <device.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/**
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* @typedef cdc_dte_rate_callback_t
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* @brief A function that is called when the USB host changes the baud
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* rate.
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*
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* @param port Device struct for the CDC ACM device.
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*/
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typedef void (*cdc_dte_rate_callback_t)(struct device *dev, uint32_t rate);
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/**
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* @brief Set the callback for dwDTERate SetLineCoding requests.
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*
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* The callback is invoked when the USB host changes the baud rate.
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*
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* @note This function is available only when
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* CONFIG_CDC_ACM_DTE_RATE_CALLBACK_SUPPORT is enabled.
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*
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* @param dev CDC ACM device structure.
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* @param callback Event handler.
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*
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* @return 0 on success.
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*/
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int cdc_acm_dte_rate_callback_set(struct device *dev,
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cdc_dte_rate_callback_t callback);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* ZEPHYR_INCLUDE_DRIVERS_UART_CDC_ACM_H_ */
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