52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
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/*
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* Copyright (C) 2014 NXP Semiconductors, 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_SRC_TFA_EXT_H_
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#define TFA_SRC_TFA_EXT_H_
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#include "tfa_device.h"
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/*
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* events
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*/
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/** Maximum value for enumerator */
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#define LVM_MAXENUM (0xffff)
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/*
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* This enum type specifies the different events that may trigger a callback.
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*/
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enum tfadsp_event_en {
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TFADSP_CMD_ACK = 1, /**< Command handling is completed */
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TFADSP_SOFT_MUTE_READY = 8, /**< Muting completed */
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TFADSP_VOLUME_READY = 16, /**< Volume change completed */
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TFADSP_DAMAGED_SPEAKER = 32, /**< Damaged speaker was detected */
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TFADSP_CALIBRATE_DONE = 64, /**< Calibration is completed */
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TFADSP_SPARSESIG_DETECTED = 128, /**< Sparse signal detected */
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TFADSP_CMD_READY = 256, /**< Ready to receive commands */
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TFADSP_EXT_PWRUP = 0x8000, /**< DSP API has started, powered up */
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TFADSP_EXT_PWRDOWN = 0x8001, /**< DSP API stopped, power down */
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TFADSP_EVENT_DUMMY = LVM_MAXENUM
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};
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typedef int (*tfa_event_handler_t)(struct tfa_device *tfa,
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enum tfadsp_event_en tfadsp_event);
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typedef int (*dsp_send_message_t)(struct tfa_device *tfa, int length,
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const char *buf);
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typedef int (*dsp_read_message_t)(struct tfa_device *tfa, int length,
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char *buf);
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typedef int (*dsp_write_reg_t)(struct tfa_device *tfa, unsigned char subaddress,
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unsigned short value);
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int tfa_ext_register(dsp_write_reg_t tfa_write_reg,
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dsp_send_message_t tfa_send_message,
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dsp_read_message_t tfa_read_message,
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tfa_event_handler_t *tfa_event_handler);
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#endif /* TFA_SRC_TFA_EXT_H_ */
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