swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
Tip revision: 9c763584b7c8911106bb77af7e648bef09af9d80 authored by Linus Torvalds on 20 November 2016, 21:52:19 UTC
Linux 4.9-rc6
Linux 4.9-rc6
Tip revision: 9c76358
hid-roccat-common.h
#ifndef __HID_ROCCAT_COMMON_H
#define __HID_ROCCAT_COMMON_H
/*
* Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net>
*/
/*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*/
#include <linux/usb.h>
#include <linux/types.h>
enum roccat_common2_commands {
ROCCAT_COMMON_COMMAND_CONTROL = 0x4,
};
struct roccat_common2_control {
uint8_t command;
uint8_t value;
uint8_t request; /* always 0 on requesting write check */
} __packed;
int roccat_common2_receive(struct usb_device *usb_dev, uint report_id,
void *data, uint size);
int roccat_common2_send(struct usb_device *usb_dev, uint report_id,
void const *data, uint size);
int roccat_common2_send_with_status(struct usb_device *usb_dev,
uint command, void const *buf, uint size);
struct roccat_common2_device {
int roccat_claimed;
int chrdev_minor;
struct mutex lock;
};
int roccat_common2_device_init_struct(struct usb_device *usb_dev,
struct roccat_common2_device *dev);
ssize_t roccat_common2_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command);
ssize_t roccat_common2_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command);
#define ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE) \
static ssize_t roccat_common2_sysfs_write_ ## thingy(struct file *fp, \
struct kobject *kobj, struct bin_attribute *attr, char *buf, \
loff_t off, size_t count) \
{ \
return roccat_common2_sysfs_write(fp, kobj, buf, off, count, \
SIZE, COMMAND); \
}
#define ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE) \
static ssize_t roccat_common2_sysfs_read_ ## thingy(struct file *fp, \
struct kobject *kobj, struct bin_attribute *attr, char *buf, \
loff_t off, size_t count) \
{ \
return roccat_common2_sysfs_read(fp, kobj, buf, off, count, \
SIZE, COMMAND); \
}
#define ROCCAT_COMMON2_SYSFS_RW(thingy, COMMAND, SIZE) \
ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE) \
ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE)
#define ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(thingy, COMMAND, SIZE) \
ROCCAT_COMMON2_SYSFS_RW(thingy, COMMAND, SIZE); \
static struct bin_attribute bin_attr_ ## thingy = { \
.attr = { .name = #thingy, .mode = 0660 }, \
.size = SIZE, \
.read = roccat_common2_sysfs_read_ ## thingy, \
.write = roccat_common2_sysfs_write_ ## thingy \
}
#define ROCCAT_COMMON2_BIN_ATTRIBUTE_R(thingy, COMMAND, SIZE) \
ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE); \
static struct bin_attribute bin_attr_ ## thingy = { \
.attr = { .name = #thingy, .mode = 0440 }, \
.size = SIZE, \
.read = roccat_common2_sysfs_read_ ## thingy, \
}
#define ROCCAT_COMMON2_BIN_ATTRIBUTE_W(thingy, COMMAND, SIZE) \
ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE); \
static struct bin_attribute bin_attr_ ## thingy = { \
.attr = { .name = #thingy, .mode = 0220 }, \
.size = SIZE, \
.write = roccat_common2_sysfs_write_ ## thingy \
}
#endif