xref: /linux/drivers/ps3/vuart.h (revision b454cc6636d254fbf6049b73e9560aee76fb04a3)
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 	int (*tx_event)(struct ps3_vuart_port_device *dev);
34 	int (*rx_event)(struct ps3_vuart_port_device *dev);
35 	int (*disconnect_event)(struct ps3_vuart_port_device *dev);
36 	/* int (*suspend)(struct ps3_vuart_port_device *, pm_message_t); */
37 	/* int (*resume)(struct ps3_vuart_port_device *); */
38 };
39 
40 int ps3_vuart_port_driver_register(struct ps3_vuart_port_driver *drv);
41 void ps3_vuart_port_driver_unregister(struct ps3_vuart_port_driver *drv);
42 
43 int ps3_vuart_write(struct ps3_vuart_port_device *dev,
44 	const void* buf, unsigned int bytes);
45 int ps3_vuart_read(struct ps3_vuart_port_device *dev, void* buf,
46 	unsigned int bytes);
47 static inline struct ps3_vuart_port_driver *to_ps3_vuart_port_driver(
48 	struct device_driver *_drv)
49 {
50 	return container_of(_drv, struct ps3_vuart_port_driver, core);
51 }
52 static inline struct ps3_vuart_port_device *to_ps3_vuart_port_device(
53 	struct device *_dev)
54 {
55 	return container_of(_dev, struct ps3_vuart_port_device, core);
56 }
57 
58 #endif
59