diff options
Diffstat (limited to 'drivers/input/touchscreen/focaltech_touch/focaltech_core.h')
| -rw-r--r-- | drivers/input/touchscreen/focaltech_touch/focaltech_core.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/focaltech_touch/focaltech_core.h b/drivers/input/touchscreen/focaltech_touch/focaltech_core.h new file mode 100644 index 000000000000..b8ef41f58420 --- /dev/null +++ b/drivers/input/touchscreen/focaltech_touch/focaltech_core.h @@ -0,0 +1,189 @@ +/* + * + * FocalTech TouchScreen driver. + * + * Copyright (c) 2010-2016, Focaltech Ltd. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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. + * + */ +/***************************************************************************** +* +* File Name: focaltech_core.h + +* Author: Focaltech Driver Team +* +* Created: 2016-08-08 +* +* Abstract: +* +* Reference: +* +*****************************************************************************/ + +#ifndef __LINUX_FOCALTECH_CORE_H__ +#define __LINUX_FOCALTECH_CORE_H__ +/***************************************************************************** +* Included header files +*****************************************************************************/ +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/input/mt.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/gpio.h> +#include <linux/of_gpio.h> +#include <linux/regulator/consumer.h> +#include <linux/firmware.h> +#include <linux/debugfs.h> +#include <linux/mutex.h> +#include <linux/wait.h> +#include <linux/time.h> +#include <linux/workqueue.h> +#include <linux/fs.h> +#include <linux/proc_fs.h> +#include <asm/uaccess.h> +#include <linux/version.h> +#include <linux/types.h> +#include <linux/sched.h> +#include <linux/kthread.h> +#include <linux/init.h> +#include <linux/cdev.h> +#include <linux/device.h> +#include <linux/mount.h> +#include <linux/netdevice.h> +#include <linux/unistd.h> +#include <linux/ioctl.h> +#include "focaltech_common.h" + +/***************************************************************************** +* Private constant and macro definitions using #define +*****************************************************************************/ +#define LEN_FLASH_ECC_MAX 0xFFFE + +#define FTS_WORKQUEUE_NAME "fts_wq" + +#define FTS_MAX_POINTS 10 +#define FTS_KEY_WIDTH 50 +#define FTS_ONE_TCH_LEN 6 +#define POINT_READ_BUF (3 + FTS_ONE_TCH_LEN * FTS_MAX_POINTS) + +#define FTS_MAX_ID 0x0F +#define FTS_TOUCH_X_H_POS 3 +#define FTS_TOUCH_X_L_POS 4 +#define FTS_TOUCH_Y_H_POS 5 +#define FTS_TOUCH_Y_L_POS 6 +#define FTS_TOUCH_PRE_POS 7 +#define FTS_TOUCH_AREA_POS 8 +#define FTS_TOUCH_POINT_NUM 2 +#define FTS_TOUCH_EVENT_POS 3 +#define FTS_TOUCH_ID_POS 5 +#define FTS_COORDS_ARR_SIZE 4 + +#define FTS_TOUCH_DOWN 0 +#define FTS_TOUCH_UP 1 +#define FTS_TOUCH_CONTACT 2 + +#define FTS_SYSFS_ECHO_ON(buf) ((strnicmp(buf, "1", 1) == 0) || \ + (strnicmp(buf, "on", 2) == 0)) +#define FTS_SYSFS_ECHO_OFF(buf) ((strnicmp(buf, "0", 1) == 0) || \ + (strnicmp(buf, "off", 3) == 0)) + +/***************************************************************************** +* Private enumerations, structures and unions using typedef +*****************************************************************************/ + +struct fts_ts_platform_data { + u32 fts_chip_type; + u32 irq_gpio; + u32 irq_gpio_flags; + u32 reset_gpio; + u32 reset_gpio_flags; + bool have_key; + u32 key_number; + u32 keys[4]; + u32 key_y_coord; + u32 key_x_coords[4]; + u32 x_max; + u32 y_max; + u32 x_min; + u32 y_min; + u32 max_touch_number; + + bool swap; + bool scaling_down_half; +}; + +struct ts_event { + u16 au16_x[FTS_MAX_POINTS]; /*x coordinate */ + u16 au16_y[FTS_MAX_POINTS]; /*y coordinate */ + u16 pressure[FTS_MAX_POINTS]; + /* touch event: 0 -- down; 1-- up; 2 -- contact */ + u8 au8_touch_event[FTS_MAX_POINTS]; + u8 au8_finger_id[FTS_MAX_POINTS]; /*touch ID */ + u8 area[FTS_MAX_POINTS]; + u8 touch_point; + u8 point_num; +}; + +struct fts_ts_data { + struct i2c_client *client; + struct input_dev *input_dev; + struct ts_event event; + const struct fts_ts_platform_data *pdata; +#if FTS_PSENSOR_EN + struct fts_psensor_platform_data *psensor_pdata; +#endif + struct work_struct touch_event_work; + struct workqueue_struct *ts_workqueue; + struct regulator *vdd; + struct regulator *vcc_i2c; + spinlock_t irq_lock; + u16 addr; + bool suspended; + u8 fw_ver[3]; + u8 fw_vendor_id; + int touchs; + int irq_disable; + +#if defined(CONFIG_FB) + struct notifier_block fb_notif; +#elif defined(CONFIG_HAS_EARLYSUSPEND) + struct early_suspend early_suspend; +#endif +}; + +#if FTS_PSENSOR_EN +struct fts_psensor_platform_data { + struct input_dev *input_psensor_dev; + struct sensors_classdev ps_cdev; + int tp_psensor_opened; + char tp_psensor_data; /* 0 near, 1 far */ + struct fts_ts_data *data; +}; + +int fts_sensor_init(struct fts_ts_data *data); +int fts_sensor_read_data(struct fts_ts_data *data); +int fts_sensor_suspend(struct fts_ts_data *data); +int fts_sensor_resume(struct fts_ts_data *data); +int fts_sensor_remove(struct fts_ts_data *data); +#endif + +/***************************************************************************** +* Static variables +*****************************************************************************/ +extern struct i2c_client *fts_i2c_client; +extern struct fts_ts_data *fts_wq_data; +extern struct input_dev *fts_input_dev; + +#endif /* __LINUX_FOCALTECH_CORE_H__ */ |