linux/drivers/input/serio/arc_ps2.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
 *
 * Driver is originally developed by Pavel Sokolov <[email protected]>
 */

#include <linux/err.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/serio.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/slab.h>

#define ARC_PS2_PORTS …

#define ARC_ARC_PS2_ID …

#define STAT_TIMEOUT …

#define PS2_STAT_RX_FRM_ERR …
#define PS2_STAT_RX_BUF_OVER …
#define PS2_STAT_RX_INT_EN …
#define PS2_STAT_RX_VAL …
#define PS2_STAT_TX_ISNOT_FUL …
#define PS2_STAT_TX_INT_EN …

struct arc_ps2_port { … };

struct arc_ps2_data { … };

static void arc_ps2_check_rx(struct arc_ps2_data *arc_ps2,
			     struct arc_ps2_port *port)
{ … }

static irqreturn_t arc_ps2_interrupt(int irq, void *dev)
{ … }

static int arc_ps2_write(struct serio *io, unsigned char val)
{ … }

static int arc_ps2_open(struct serio *io)
{ … }

static void arc_ps2_close(struct serio *io)
{ … }

static void __iomem *arc_ps2_calc_addr(struct arc_ps2_data *arc_ps2,
						  int index, bool status)
{ … }

static void arc_ps2_inhibit_ports(struct arc_ps2_data *arc_ps2)
{ … }

static int arc_ps2_create_port(struct platform_device *pdev,
					 struct arc_ps2_data *arc_ps2,
					 int index)
{ … }

static int arc_ps2_probe(struct platform_device *pdev)
{ … }

static void arc_ps2_remove(struct platform_device *pdev)
{ … }

#ifdef CONFIG_OF
static const struct of_device_id arc_ps2_match[] = …;
MODULE_DEVICE_TABLE(of, arc_ps2_match);
#endif

static struct platform_driver arc_ps2_driver = …;

module_platform_driver(…) …;

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