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kernel/linux-rt-4.4.41/drivers/hid/hid-roccat-common.h 3.08 KB
5113f6f70   김현기   kernel add
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  #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