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/*
* da9052 TSI filter module declarations.
*
* Copyright(c) 2009 Dialog Semiconductor Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef __LINUX_MFD_DA9052_TSI_FILTER_H
#define __LINUX_MFD_DA9052_TSI_FILTER_H
#include <linux/mfd/da9052/tsi_cfg.h>
#include <linux/semaphore.h>
struct da9052_tsi_data {
s16 x;
s16 y;
s16 z;
};
struct da9052_tsi_raw_fifo {
struct semaphore lock;
s32 head;
s32 tail;
struct da9052_tsi_data data[TSI_RAW_DATA_BUF_SIZE];
};
struct tsi_thread_type {
u8 pid;
u8 state;
struct completion notifier;
struct task_struct *thread_task;
} ;
/* State for TSI thread */
#define ACTIVE 0
#define INACTIVE 1
extern u32 da9052_tsi_get_input_dev(u8 off);
ssize_t da9052_tsi_get_calib_display_point(struct da9052_tsi_data *displayPtr);
#endif /* __LINUX_MFD_DA9052_TSI_FILTER_H */
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