cf2439b6ab
capacitive proximity(cap-prox) calibration scheme to rule out proximity detection due to some light conductive surfaces as device covers and table-top. Change-Id: I64d566a168befb82a610de6094044eeca294c6c4 Signed-off-by: makarand.karvekar <makarand.karvekar@motorola.com>
54 lines
1.4 KiB
C
Executable file
54 lines
1.4 KiB
C
Executable file
/*
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* include/linux/cap_prox.h
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*
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* Copyright (C) 2010 Motorola, Inc.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _LINUX_CAP_PROX_H
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#define _LINUX_CAP_PROX_H
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struct cap_prox_cfg {
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uint8_t lp_mode;
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uint8_t address_ptr;
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uint8_t reset;
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uint8_t key_enable_mask;
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uint8_t data_integration;
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uint8_t neg_drift_rate;
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uint8_t pos_drift_rate;
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uint8_t force_detect;
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uint8_t calibrate;
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uint8_t thres_key1;
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uint8_t ref_backup;
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uint8_t thres_key2;
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uint8_t reserved12;
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uint8_t drift_hold_time;
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uint8_t reserved14;
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uint8_t reserved15;
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} __attribute__ ((packed));
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struct cap_prox_platform_data {
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int poll_interval;
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int min_poll_interval;
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uint8_t key1_ref_drift_thres_l;
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uint8_t key3_ref_drift_thres_l;
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uint8_t key1_ref_drift_thres_h;
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uint8_t key3_ref_drift_thres_h;
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uint8_t ref_drift_diff_thres;
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uint8_t key1_save_drift_thres;
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uint8_t key3_save_drift_thres;
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uint8_t save_drift_diff_thres;
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struct cap_prox_cfg plat_cap_prox_cfg;
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};
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#endif /* _LINUX_CAP_PROX_H */
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