44 lines
1.3 KiB
C
Executable file
44 lines
1.3 KiB
C
Executable file
/*
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* Copyright (C) 2014-2020 NXP Semiconductors, All Rights Reserved.
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* Copyright 2020 GOODIX, All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#ifndef TFA_H_
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#define TFA_H_
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/* set the limit for the container file length */
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#define TFA_MAX_CNT_LENGTH (256*1024)
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extern struct tfa_device **devs;
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/**
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* tfa error return codes
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*/
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enum tfa_error {
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tfa_error_ok, /**< no error */
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tfa_error_device, /**< no response from device */
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tfa_error_bad_param, /**< parameter no accepted */
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tfa_error_noclock, /**< required clock not present */
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tfa_error_timeout, /**< a timeout occurred */
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tfa_error_dsp, /**< a DSP error was returned */
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tfa_error_container, /**< no or wrong container file */
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tfa_error_max /**< impossible value, max enum */
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};
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enum tfa98xx_error tfa_write_filters(struct tfa_device *tfa, int prof_idx);
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struct tfa_device **tfa_devs_create(int count);
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void tfa_devs_destroy(int count);
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struct tfa_device **tfa_get_device_struct(void);
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int tfa_plop_noise_interrupt(struct tfa_device *tfa, int profile, int vstep);
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void tfa_lp_mode_interrupt(struct tfa_device *tfa);
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#endif /* TFA_H_ */
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