Input: rb532_button - switch to using polled mode of input devices

	tristate "Mikrotik Routerboard 532 button interface"

	depends on MIKROTIK_RB532

	depends on GPIOLIB

	select INPUT_POLLDEV

	help

	  Say Y here if you want support for the S1 button built into

	  Mikrotik's Routerboard 532.

 * Copyright (C) 2009  Phil Sutter <n0-1@freewrt.org>

 */

#include <linux/input-polldev.h>

#include <linux/input.h>

#include <linux/module.h>

#include <linux/platform_device.h>

#include <linux/gpio.h>

	return !val;

}

static void rb532_button_poll(struct input_polled_dev *poll_dev)

static void rb532_button_poll(struct input_dev *input)

{

	input_report_key(poll_dev->input, RB532_BTN_KSYM,

			 rb532_button_pressed());

	input_sync(poll_dev->input);

	input_report_key(input, RB532_BTN_KSYM, rb532_button_pressed());

	input_sync(input);

}

static int rb532_button_probe(struct platform_device *pdev)

{

	struct input_polled_dev *poll_dev;

	struct input_dev *input;

	int error;

	poll_dev = devm_input_allocate_polled_device(&pdev->dev);

	if (!poll_dev)

	input = devm_input_allocate_device(&pdev->dev);

	if (!input)

		return -ENOMEM;

	poll_dev->poll = rb532_button_poll;

	poll_dev->poll_interval = RB532_BTN_RATE;

	input->name = "rb532 button";

	input->phys = "rb532/button0";

	input->id.bustype = BUS_HOST;

	poll_dev->input->name = "rb532 button";

	poll_dev->input->phys = "rb532/button0";

	poll_dev->input->id.bustype = BUS_HOST;

	input_set_capability(input, EV_KEY, RB532_BTN_KSYM);

	input_set_capability(poll_dev->input, EV_KEY, RB532_BTN_KSYM);

	error = input_setup_polling(input, rb532_button_poll);

	if (error)

		return error;

	input_set_poll_interval(input, RB532_BTN_RATE);

	error = input_register_polled_device(poll_dev);

	error = input_register_device(input);

	if (error)

		return error;