linux/drivers/usb/misc/appledisplay.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Apple Cinema Display driver
 *
 * Copyright (C) 2006  Michael Hanselmann ([email protected])
 *
 * Thanks to Caskey L. Dickson for his work with acdctl.
 */

#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/usb.h>
#include <linux/backlight.h>
#include <linux/timer.h>
#include <linux/workqueue.h>
#include <linux/atomic.h>

#define APPLE_VENDOR_ID …

#define USB_REQ_GET_REPORT …
#define USB_REQ_SET_REPORT …

#define ACD_USB_TIMEOUT …

#define ACD_USB_EDID …
#define ACD_USB_BRIGHTNESS …

#define ACD_BTN_NONE …
#define ACD_BTN_BRIGHT_UP …
#define ACD_BTN_BRIGHT_DOWN …

#define ACD_URB_BUFFER_LEN …
#define ACD_MSG_BUFFER_LEN …

#define APPLEDISPLAY_DEVICE(prod) …

/* table of devices that work with this driver */
static const struct usb_device_id appledisplay_table[] = …;
MODULE_DEVICE_TABLE(usb, appledisplay_table);

/* Structure to hold all of our device specific stuff */
struct appledisplay { … };

static atomic_t count_displays = …;

static void appledisplay_complete(struct urb *urb)
{ … }

static int appledisplay_bl_update_status(struct backlight_device *bd)
{ … }

static int appledisplay_bl_get_brightness(struct backlight_device *bd)
{ … }

static const struct backlight_ops appledisplay_bl_data = …;

static void appledisplay_work(struct work_struct *work)
{ … }

static int appledisplay_probe(struct usb_interface *iface,
	const struct usb_device_id *id)
{ … }

static void appledisplay_disconnect(struct usb_interface *iface)
{ … }

static struct usb_driver appledisplay_driver = …;
module_usb_driver(…) …;

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