Root/
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 | #include <asm/ps3.h> |
25 | |
26 | struct ps3_vuart_stats { |
27 | unsigned long bytes_written; |
28 | unsigned long bytes_read; |
29 | unsigned long tx_interrupts; |
30 | unsigned long rx_interrupts; |
31 | unsigned long disconnect_interrupts; |
32 | }; |
33 | |
34 | struct ps3_vuart_work { |
35 | struct work_struct work; |
36 | unsigned long trigger; |
37 | struct ps3_system_bus_device *dev; /* to convert work to device */ |
38 | }; |
39 | |
40 | /** |
41 | * struct ps3_vuart_port_driver - a driver for a device on a vuart port |
42 | */ |
43 | |
44 | struct ps3_vuart_port_driver { |
45 | struct ps3_system_bus_driver core; |
46 | int (*probe)(struct ps3_system_bus_device *); |
47 | int (*remove)(struct ps3_system_bus_device *); |
48 | void (*shutdown)(struct ps3_system_bus_device *); |
49 | void (*work)(struct ps3_system_bus_device *); |
50 | /* int (*tx_event)(struct ps3_system_bus_device *dev); */ |
51 | /* int (*rx_event)(struct ps3_system_bus_device *dev); */ |
52 | /* int (*disconnect_event)(struct ps3_system_bus_device *dev); */ |
53 | /* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */ |
54 | /* int (*resume)(struct ps3_system_bus_device *); */ |
55 | }; |
56 | |
57 | int ps3_vuart_port_driver_register(struct ps3_vuart_port_driver *drv); |
58 | void ps3_vuart_port_driver_unregister(struct ps3_vuart_port_driver *drv); |
59 | |
60 | static inline struct ps3_vuart_port_driver * |
61 | ps3_system_bus_dev_to_vuart_drv(struct ps3_system_bus_device *_dev) |
62 | { |
63 | struct ps3_system_bus_driver *sbd = |
64 | ps3_system_bus_dev_to_system_bus_drv(_dev); |
65 | BUG_ON(!sbd); |
66 | return container_of(sbd, struct ps3_vuart_port_driver, core); |
67 | } |
68 | static inline struct ps3_system_bus_device *ps3_vuart_work_to_system_bus_dev( |
69 | struct work_struct *_work) |
70 | { |
71 | struct ps3_vuart_work *vw = container_of(_work, struct ps3_vuart_work, |
72 | work); |
73 | return vw->dev; |
74 | } |
75 | |
76 | int ps3_vuart_write(struct ps3_system_bus_device *dev, const void *buf, |
77 | unsigned int bytes); |
78 | int ps3_vuart_read(struct ps3_system_bus_device *dev, void *buf, |
79 | unsigned int bytes); |
80 | int ps3_vuart_read_async(struct ps3_system_bus_device *dev, unsigned int bytes); |
81 | void ps3_vuart_cancel_async(struct ps3_system_bus_device *dev); |
82 | void ps3_vuart_clear_rx_bytes(struct ps3_system_bus_device *dev, |
83 | unsigned int bytes); |
84 | |
85 | #endif |
86 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9