drivers/ps3/vuart.h

   1 /*
   2  *  PS3 virtual uart
   3  *
   4  *  Copyright (C) 2006 Sony Computer Entertainment Inc.
   5  *  Copyright 2006 Sony Corp.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; version 2 of the License.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #if !defined(_PS3_VUART_H)
  22 #define _PS3_VUART_H
  23
  24 /**
  25  * struct ps3_vuart_port_driver - a driver for a device on a vuart port
  26  */
  27
  28 struct ps3_vuart_port_driver {
  29         enum ps3_match_id match_id;
  30         struct device_driver core;
  31         int (*probe)(struct ps3_vuart_port_device *);
  32         int (*remove)(struct ps3_vuart_port_device *);
  33         void (*shutdown)(struct ps3_vuart_port_device *);
  34         int (*tx_event)(struct ps3_vuart_port_device *dev);
  35         int (*rx_event)(struct ps3_vuart_port_device *dev);
  36         int (*disconnect_event)(struct ps3_vuart_port_device *dev);
  37         /* int (*suspend)(struct ps3_vuart_port_device *, pm_message_t); */
  38         /* int (*resume)(struct ps3_vuart_port_device *); */
  39 };
  40
  41 int ps3_vuart_port_driver_register(struct ps3_vuart_port_driver *drv);
  42 void ps3_vuart_port_driver_unregister(struct ps3_vuart_port_driver *drv);
  43
  44 int ps3_vuart_write(struct ps3_vuart_port_device *dev,
  45         const void* buf, unsigned int bytes);
  46 int ps3_vuart_read(struct ps3_vuart_port_device *dev, void* buf,
  47         unsigned int bytes);
  48 static inline struct ps3_vuart_port_driver *to_ps3_vuart_port_driver(
  49         struct device_driver *_drv)
  50 {
  51         return container_of(_drv, struct ps3_vuart_port_driver, core);
  52 }
  53 static inline struct ps3_vuart_port_device *to_ps3_vuart_port_device(
  54         struct device *_dev)
  55 {
  56         return container_of(_dev, struct ps3_vuart_port_device, core);
  57 }
  58
  59 #endif