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1da177e4 | 1 | /* |
dc953e55 | 2 | * cs_internal.h -- definitions internal to the PCMCIA core modules |
1da177e4 LT |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * The initial developer of the original code is David A. Hinds | |
9 | * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds | |
10 | * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. | |
11 | * | |
12 | * (C) 1999 David A. Hinds | |
dc953e55 DB |
13 | * (C) 2003 - 2008 Dominik Brodowski |
14 | * | |
15 | * | |
16 | * This file contains definitions _only_ needed by the PCMCIA core modules. | |
17 | * It must not be included by PCMCIA socket drivers or by PCMCIA device | |
18 | * drivers. | |
1da177e4 LT |
19 | */ |
20 | ||
21 | #ifndef _LINUX_CS_INTERNAL_H | |
22 | #define _LINUX_CS_INTERNAL_H | |
23 | ||
360b65b9 | 24 | #include <linux/kref.h> |
1da177e4 | 25 | |
1da177e4 | 26 | /* Flags in client state */ |
e2d40963 | 27 | #define CLIENT_WIN_REQ(i) (0x1<<(i)) |
1da177e4 | 28 | |
1da177e4 LT |
29 | /* Each card function gets one of these guys */ |
30 | typedef struct config_t { | |
360b65b9 | 31 | struct kref ref; |
dc953e55 DB |
32 | unsigned int state; |
33 | unsigned int Attributes; | |
34 | unsigned int IntType; | |
35 | unsigned int ConfigBase; | |
36 | unsigned char Status, Pin, Copy, Option, ExtStatus; | |
37 | unsigned int CardValues; | |
38 | io_req_t io; | |
39 | struct { | |
40 | u_int Attributes; | |
41 | } irq; | |
1da177e4 LT |
42 | } config_t; |
43 | ||
dc953e55 | 44 | |
1da177e4 LT |
45 | struct cis_cache_entry { |
46 | struct list_head node; | |
47 | unsigned int addr; | |
48 | unsigned int len; | |
49 | unsigned int attr; | |
50 | unsigned char cache[0]; | |
51 | }; | |
52 | ||
c23889ca DB |
53 | struct pccard_resource_ops { |
54 | int (*validate_mem) (struct pcmcia_socket *s); | |
55 | int (*adjust_io_region) (struct resource *res, | |
56 | unsigned long r_start, | |
57 | unsigned long r_end, | |
58 | struct pcmcia_socket *s); | |
59 | struct resource* (*find_io) (unsigned long base, int num, | |
60 | unsigned long align, | |
61 | struct pcmcia_socket *s); | |
62 | struct resource* (*find_mem) (unsigned long base, unsigned long num, | |
63 | unsigned long align, int low, | |
64 | struct pcmcia_socket *s); | |
65 | int (*add_io) (struct pcmcia_socket *s, | |
66 | unsigned int action, | |
67 | unsigned long r_start, | |
68 | unsigned long r_end); | |
69 | int (*add_mem) (struct pcmcia_socket *s, | |
70 | unsigned int action, | |
71 | unsigned long r_start, | |
72 | unsigned long r_end); | |
73 | int (*init) (struct pcmcia_socket *s); | |
74 | void (*exit) (struct pcmcia_socket *s); | |
75 | }; | |
76 | ||
1da177e4 LT |
77 | /* Flags in config state */ |
78 | #define CONFIG_LOCKED 0x01 | |
79 | #define CONFIG_IRQ_REQ 0x02 | |
80 | #define CONFIG_IO_REQ 0x04 | |
81 | ||
82 | /* Flags in socket state */ | |
83 | #define SOCKET_PRESENT 0x0008 | |
84 | #define SOCKET_INUSE 0x0010 | |
85 | #define SOCKET_SUSPEND 0x0080 | |
86 | #define SOCKET_WIN_REQ(i) (0x0100<<(i)) | |
1da177e4 LT |
87 | #define SOCKET_CARDBUS 0x8000 |
88 | #define SOCKET_CARDBUS_CONFIG 0x10000 | |
89 | ||
dc953e55 DB |
90 | |
91 | /* | |
92 | * Stuff internal to module "pcmcia_core": | |
93 | */ | |
94 | ||
dc953e55 DB |
95 | /* socket_sysfs.c */ |
96 | extern int pccard_sysfs_add_socket(struct device *dev); | |
97 | extern void pccard_sysfs_remove_socket(struct device *dev); | |
98 | ||
99 | /* cardbus.c */ | |
100 | int cb_alloc(struct pcmcia_socket *s); | |
101 | void cb_free(struct pcmcia_socket *s); | |
dc953e55 DB |
102 | |
103 | ||
104 | ||
105 | /* | |
106 | * Stuff exported by module "pcmcia_core" to module "pcmcia" | |
107 | */ | |
108 | ||
109 | struct pcmcia_callback{ | |
110 | struct module *owner; | |
111 | int (*event) (struct pcmcia_socket *s, | |
112 | event_t event, int priority); | |
113 | void (*requery) (struct pcmcia_socket *s, int new_cis); | |
6e7b51a7 | 114 | int (*validate) (struct pcmcia_socket *s, unsigned int *i); |
dc953e55 DB |
115 | int (*suspend) (struct pcmcia_socket *s); |
116 | int (*resume) (struct pcmcia_socket *s); | |
117 | }; | |
118 | ||
119 | /* cs.c */ | |
120 | extern struct rw_semaphore pcmcia_socket_list_rwsem; | |
121 | extern struct list_head pcmcia_socket_list; | |
c23889ca DB |
122 | extern struct class pcmcia_socket_class; |
123 | ||
dc953e55 | 124 | int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); |
c23889ca | 125 | struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr); |
dc953e55 | 126 | |
f971dbd5 DB |
127 | void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events); |
128 | #define PCMCIA_UEVENT_EJECT 0x0001 | |
129 | #define PCMCIA_UEVENT_INSERT 0x0002 | |
130 | #define PCMCIA_UEVENT_SUSPEND 0x0004 | |
131 | #define PCMCIA_UEVENT_RESUME 0x0008 | |
994917f8 DB |
132 | |
133 | struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt); | |
134 | void pcmcia_put_socket(struct pcmcia_socket *skt); | |
135 | ||
6e7b51a7 DB |
136 | /* |
137 | * Stuff internal to module "pcmcia". | |
138 | */ | |
139 | /* ds.c */ | |
140 | extern struct bus_type pcmcia_bus_type; | |
141 | ||
142 | /* pcmcia_resource.c */ | |
143 | extern int pcmcia_release_configuration(struct pcmcia_device *p_dev); | |
a3ac9af5 DB |
144 | extern int pcmcia_validate_mem(struct pcmcia_socket *s); |
145 | extern struct resource *pcmcia_find_mem_region(u_long base, | |
146 | u_long num, | |
147 | u_long align, | |
148 | int low, | |
149 | struct pcmcia_socket *s); | |
150 | ||
6e7b51a7 | 151 | |
dc953e55 | 152 | /* cistpl.c */ |
6e7b51a7 DB |
153 | extern struct bin_attribute pccard_cis_attr; |
154 | ||
dc953e55 DB |
155 | int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, |
156 | u_int addr, u_int len, void *ptr); | |
157 | void pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr, | |
158 | u_int addr, u_int len, void *ptr); | |
159 | void release_cis_mem(struct pcmcia_socket *s); | |
160 | void destroy_cis_cache(struct pcmcia_socket *s); | |
161 | int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, | |
162 | cisdata_t code, void *parse); | |
994917f8 DB |
163 | int pcmcia_replace_cis(struct pcmcia_socket *s, |
164 | const u8 *data, const size_t len); | |
84897fc0 | 165 | int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count); |
6e7b51a7 | 166 | int verify_cis_cache(struct pcmcia_socket *s); |
dc953e55 | 167 | |
91284224 DB |
168 | int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function, |
169 | cisdata_t code, cisparse_t *parse, void *priv_data, | |
170 | int (*loop_tuple) (tuple_t *tuple, | |
171 | cisparse_t *parse, | |
172 | void *priv_data)); | |
173 | ||
18a7a19b DB |
174 | int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, |
175 | tuple_t *tuple); | |
176 | ||
177 | int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, | |
178 | tuple_t *tuple); | |
179 | ||
180 | int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple); | |
181 | ||
182 | ||
b60a5ede DB |
183 | #ifdef CONFIG_PCMCIA_IOCTL |
184 | /* ds.c */ | |
b60a5ede DB |
185 | extern struct pcmcia_device *pcmcia_get_dev(struct pcmcia_device *p_dev); |
186 | extern void pcmcia_put_dev(struct pcmcia_device *p_dev); | |
187 | ||
188 | struct pcmcia_device *pcmcia_device_add(struct pcmcia_socket *s, | |
189 | unsigned int function); | |
190 | ||
191 | /* pcmcia_ioctl.c */ | |
192 | extern void __init pcmcia_setup_ioctl(void); | |
193 | extern void __exit pcmcia_cleanup_ioctl(void); | |
194 | extern void handle_event(struct pcmcia_socket *s, event_t event); | |
195 | extern int handle_request(struct pcmcia_socket *s, event_t event); | |
196 | ||
197 | #else /* CONFIG_PCMCIA_IOCTL */ | |
198 | ||
199 | static inline void __init pcmcia_setup_ioctl(void) { return; } | |
200 | static inline void __exit pcmcia_cleanup_ioctl(void) { return; } | |
201 | static inline void handle_event(struct pcmcia_socket *s, event_t event) | |
202 | { | |
203 | return; | |
204 | } | |
205 | static inline int handle_request(struct pcmcia_socket *s, event_t event) | |
206 | { | |
207 | return 0; | |
208 | } | |
209 | ||
210 | #endif /* CONFIG_PCMCIA_IOCTL */ | |
211 | ||
1da177e4 | 212 | #endif /* _LINUX_CS_INTERNAL_H */ |