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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (C) 2024 Cirrus Logic, Inc. and4 * Cirrus Logic International Semiconductor Ltd.5 */6 7#ifndef CS_AMP_LIB_H8#define CS_AMP_LIB_H9 10#include <linux/efi.h>11#include <linux/types.h>12 13struct cs_dsp;14 15struct cirrus_amp_cal_data {16 u32 calTarget[2];17 u32 calTime[2];18 s8 calAmbient;19 u8 calStatus;20 u16 calR;21} __packed;22 23struct cirrus_amp_efi_data {24 u32 size;25 u32 count;26 struct cirrus_amp_cal_data data[];27} __packed;28 29/**30 * struct cirrus_amp_cal_controls - definition of firmware calibration controls31 * @alg_id: ID of algorithm containing the controls.32 * @mem_region: DSP memory region containing the controls.33 * @ambient: Name of control for calAmbient value.34 * @calr: Name of control for calR value.35 * @status: Name of control for calStatus value.36 * @checksum: Name of control for checksum value.37 */38struct cirrus_amp_cal_controls {39 unsigned int alg_id;40 int mem_region;41 const char *ambient;42 const char *calr;43 const char *status;44 const char *checksum;45};46 47int cs_amp_write_cal_coeffs(struct cs_dsp *dsp,48 const struct cirrus_amp_cal_controls *controls,49 const struct cirrus_amp_cal_data *data);50int cs_amp_get_efi_calibration_data(struct device *dev, u64 target_uid, int amp_index,51 struct cirrus_amp_cal_data *out_data);52 53struct cs_amp_test_hooks {54 efi_status_t (*get_efi_variable)(efi_char16_t *name,55 efi_guid_t *guid,56 unsigned long *size,57 void *buf);58 59 int (*write_cal_coeff)(struct cs_dsp *dsp,60 const struct cirrus_amp_cal_controls *controls,61 const char *ctl_name, u32 val);62};63 64extern const struct cs_amp_test_hooks * const cs_amp_test_hooks;65 66#endif /* CS_AMP_LIB_H */67