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44 lines
1.6 KiB
44 lines
1.6 KiB
4 months ago
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/*
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* Copyright (C) 2014 Invensense, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_MPL_SUPPORT_H
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#define ANDROID_MPL_SUPPORT_H
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#include <stdint.h>
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int inv_read_data(char *fname, long *data);
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int read_attribute_sensor(int fd, char* data, unsigned int size);
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int enable_sysfs_sensor(int fd, int en);
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int write_attribute_sensor(int fd, long data);
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int write_attribute_sensor_continuous(int fd, long data);
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int read_sysfs_int64(char*, int64_t*);
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int read_sysfs_int(char*, int*);
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int write_sysfs_int(char*, int);
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int write_sysfs_longlong(char*, long long);
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int fill_dev_full_name_by_prefix(const char* dev_prefix,
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char* dev_full_name, int len);
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void dump_dmp_img(const char *out_file);
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int read_sysfs_dir(bool fileMode, char *sysfs_path);
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void convert_long_to_hex_char(long* quat, unsigned char* hex, int numElement);
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int inv_float_to_q16(float *fdata, long *ldata);
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int inv_long_to_q16(long *fdata, long *ldata);
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int inv_float_to_round(float *fdata, long *ldata);
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int inv_float_to_round2(float *fdata, short *sdata);
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int inv_long_to_float(long *ldata, float *fdata);
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#endif // ANDROID_MPL_SUPPORT_H
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