linux/drivers/input/touchscreen/imagis.c

// SPDX-License-Identifier: GPL-2.0-only

#include <linux/bitfield.h>
#include <linux/bits.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/input/mt.h>
#include <linux/input/touchscreen.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/property.h>
#include <linux/regulator/consumer.h>

#define IST30XX_REG_STATUS …
#define IST30XX_REG_CHIPID …

#define IST30XX_WHOAMI …
#define IST30XXA_WHOAMI …
#define IST30XXB_WHOAMI …
#define IST3038_WHOAMI …

#define IST3032C_WHOAMI …
#define IST3038C_WHOAMI …

#define IST3038B_REG_CHIPID …
#define IST3038B_WHOAMI …

#define IST3038C_HIB_ACCESS …
#define IST3038C_DIRECT_ACCESS …
#define IST3038C_REG_CHIPID …
#define IST3038C_REG_HIB_BASE …
#define IST3038C_REG_TOUCH_STATUS …
#define IST3038C_REG_TOUCH_COORD …
#define IST3038C_REG_INTR_MESSAGE …
#define IST3038C_CHIP_ON_DELAY_MS …
#define IST3038C_I2C_RETRY_COUNT …
#define IST3038C_MAX_FINGER_NUM …
#define IST3038C_X_MASK …
#define IST3038C_Y_MASK …
#define IST3038C_AREA_MASK …
#define IST3038C_FINGER_COUNT_MASK …
#define IST3038C_FINGER_STATUS_MASK …
#define IST3032C_KEY_STATUS_MASK …

struct imagis_properties { … };

struct imagis_ts { … };

static int imagis_i2c_read_reg(struct imagis_ts *ts,
			       unsigned int reg, u32 *data)
{ … }

static irqreturn_t imagis_interrupt(int irq, void *dev_id)
{ … }

static void imagis_power_off(void *_ts)
{ … }

static int imagis_power_on(struct imagis_ts *ts)
{ … }

static int imagis_start(struct imagis_ts *ts)
{ … }

static int imagis_stop(struct imagis_ts *ts)
{ … }

static int imagis_input_open(struct input_dev *dev)
{ … }

static void imagis_input_close(struct input_dev *dev)
{ … }

static int imagis_init_input_dev(struct imagis_ts *ts)
{ … }

static int imagis_init_regulators(struct imagis_ts *ts)
{ … }

static int imagis_probe(struct i2c_client *i2c)
{ … }

static int imagis_suspend(struct device *dev)
{ … }

static int imagis_resume(struct device *dev)
{ … }

static DEFINE_SIMPLE_DEV_PM_OPS(imagis_pm_ops, imagis_suspend, imagis_resume);

static const struct imagis_properties imagis_3032c_data = …;

static const struct imagis_properties imagis_3038_data = …;

static const struct imagis_properties imagis_3038b_data = …;

static const struct imagis_properties imagis_3038c_data = …;

#ifdef CONFIG_OF
static const struct of_device_id imagis_of_match[] = …;
MODULE_DEVICE_TABLE(of, imagis_of_match);
#endif

static struct i2c_driver imagis_ts_driver = …;

module_i2c_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;