94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
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/* sec_haptic.h
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*
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* Copyright (C) 2017 Samsung Electronics
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef SEC_HAPTIC_H
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#define SEC_HAPTIC_H
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#include <linux/kthread.h>
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#define MAX_INTENSITY 10000
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#define PACKET_MAX_SIZE 1000
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#define MULTI_FREQ_DIVIDER 78125000 /* 1s/128(pdiv)=7812500 */
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#define HAPTIC_ENGINE_FREQ_MIN 1200
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#define HAPTIC_ENGINE_FREQ_MAX 3500
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#define VIB_BUFSIZE 30
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#define BOOST_ON 1
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#define BOOST_OFF 0
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#define HOMEKEY_PRESS_FREQ 5
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#define HOMEKEY_RELEASE_FREQ 6
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#define HOMEKEY_DURATION 7
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struct vib_packet {
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int time;
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int intensity;
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int freq;
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int overdrive;
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};
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enum {
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VIB_PACKET_TIME = 0,
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VIB_PACKET_INTENSITY,
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VIB_PACKET_FREQUENCY,
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VIB_PACKET_OVERDRIVE,
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VIB_PACKET_MAX,
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};
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struct sec_haptic_drvdata {
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struct class *to_class;
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struct device *to_dev;
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struct device *dev;
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struct hrtimer timer;
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struct kthread_worker kworker;
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struct kthread_work kwork;
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struct mutex mutex;
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struct vib_packet test_pac[PACKET_MAX_SIZE];
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void *data;
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bool f_packet_en;
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bool packet_running;
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int force_touch_intensity;
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int ratio;
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int normal_ratio;
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int overdrive_ratio;
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int multi_frequency;
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int packet_size;
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int packet_cnt;
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int freq_num;
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u16 max_timeout;
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u32 period;
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u32 intensity;
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u32 timeout;
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u32 max_duty;
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u32 duty;
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u32 *multi_freq_duty;
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u32 *multi_freq_period;
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int (*set_intensity)(void *data, u32 duty);
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int (*enable)(void *data, bool en);
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int (*boost)(void *data, int control);
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};
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extern int sec_haptic_register(struct sec_haptic_drvdata *ddata);
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extern int sec_haptic_unregister(struct sec_haptic_drvdata *ddata);
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#endif /* SEC_HAPTIC_H */
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