goog_touch_interface_nop.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Google Touch Interface NOP for Pixel devices.
 *
 * Copyright 2022 Google LLC.
 */
#ifndef _GOOG_TOUCH_INTERFACE_NOP_
#define _GOOG_TOUCH_INTERFACE_NOP_

#include <linux/input/mt.h>

#define KTIME_RELEASE_ALL (ktime_set(0, 0))

enum gti_cmd_type : u32{
	GTI_CMD_NOP,
};

enum gti_vendor_dev_pm_state : u32 {
	GTI_VENDOR_DEV_RESUME = 0,
	GTI_VENDOR_DEV_SUSPEND,
};

struct gti_union_cmd_data {
	u32 nop_cmd;
};

struct goog_touch_interface {
	void *private_data;
};

static inline void goog_input_lock(struct goog_touch_interface *gti)
{
}

static inline void goog_input_unlock(struct goog_touch_interface *gti)
{
}

static inline void goog_input_set_timestamp(
    struct goog_touch_interface *gti,
    struct input_dev *dev, ktime_t timestamp)
{
	input_set_timestamp(dev, timestamp);
}

static inline void goog_input_mt_slot(
    struct goog_touch_interface *gti,
    struct input_dev *dev, int slot)
{
	input_mt_slot(dev, slot);
}

static inline void goog_input_mt_report_slot_state(
    struct goog_touch_interface *gti,
    struct input_dev *dev, unsigned int tool_type, bool active)
{
	input_mt_report_slot_state(dev, tool_type, active);
}

static inline void goog_input_report_abs(
    struct goog_touch_interface *gti,
    struct input_dev *dev, unsigned int code, int value)
{
	input_report_abs(dev, code, value);
}

static inline void goog_input_report_key(
    struct goog_touch_interface *gti,
    struct input_dev *dev, unsigned int code, int value)
{
	input_report_key(dev, code, value);
}

static inline void goog_input_sync(struct goog_touch_interface *gti, struct input_dev *dev)
{
	input_sync(dev);
}

static inline int goog_input_process(struct goog_touch_interface *gti)
{
	return 0;
}

static inline void goog_notify_vendor_dev_pm_state_done(
	struct goog_touch_interface *gti,
	enum gti_vendor_dev_pm_state state)
{
}

struct gti_optional_configuration {
	u32 reserve;
};

static inline struct goog_touch_interface *goog_touch_interface_probe(
	void *private_data,
	struct device *dev,
	struct input_dev *input_dev,
	int (*default_handler)(void *private_data,
		enum gti_cmd_type cmd_type, struct gti_union_cmd_data *cmd),
	struct gti_optional_configuration *options)
{
	static struct goog_touch_interface gti[1];

	return gti;
}

static inline int goog_touch_interface_remove(struct goog_touch_interface *gti)
{
	return 0;
}

#endif // _GOOG_TOUCH_INTERFACE_NOP_