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d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
1da177e4 | 2 | /* |
dc953e55 | 3 | * cs_internal.h -- definitions internal to the PCMCIA core modules |
1da177e4 | 4 | * |
1da177e4 LT |
5 | * The initial developer of the original code is David A. Hinds |
6 | * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds | |
7 | * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. | |
8 | * | |
9 | * (C) 1999 David A. Hinds | |
7b24e798 | 10 | * (C) 2003 - 2010 Dominik Brodowski |
dc953e55 | 11 | * |
dc953e55 DB |
12 | * This file contains definitions _only_ needed by the PCMCIA core modules. |
13 | * It must not be included by PCMCIA socket drivers or by PCMCIA device | |
14 | * drivers. | |
1da177e4 LT |
15 | */ |
16 | ||
17 | #ifndef _LINUX_CS_INTERNAL_H | |
18 | #define _LINUX_CS_INTERNAL_H | |
19 | ||
360b65b9 | 20 | #include <linux/kref.h> |
1da177e4 | 21 | |
1da177e4 | 22 | /* Flags in client state */ |
e2d40963 | 23 | #define CLIENT_WIN_REQ(i) (0x1<<(i)) |
1da177e4 | 24 | |
a3d0d4d8 DB |
25 | /* Flag to access all functions */ |
26 | #define BIND_FN_ALL 0xff | |
27 | ||
1da177e4 LT |
28 | /* Each card function gets one of these guys */ |
29 | typedef struct config_t { | |
360b65b9 | 30 | struct kref ref; |
dc953e55 | 31 | unsigned int state; |
2ce4905e DB |
32 | |
33 | struct resource io[MAX_IO_WIN]; /* io ports */ | |
0ca724d3 | 34 | struct resource mem[MAX_WIN]; /* mem areas */ |
1da177e4 LT |
35 | } config_t; |
36 | ||
dc953e55 | 37 | |
1da177e4 LT |
38 | struct cis_cache_entry { |
39 | struct list_head node; | |
40 | unsigned int addr; | |
41 | unsigned int len; | |
42 | unsigned int attr; | |
43 | unsigned char cache[0]; | |
44 | }; | |
45 | ||
c23889ca DB |
46 | struct pccard_resource_ops { |
47 | int (*validate_mem) (struct pcmcia_socket *s); | |
b19a7275 DB |
48 | int (*find_io) (struct pcmcia_socket *s, |
49 | unsigned int attr, | |
50 | unsigned int *base, | |
51 | unsigned int num, | |
ad0c7be2 DB |
52 | unsigned int align, |
53 | struct resource **parent); | |
c23889ca DB |
54 | struct resource* (*find_mem) (unsigned long base, unsigned long num, |
55 | unsigned long align, int low, | |
56 | struct pcmcia_socket *s); | |
c23889ca DB |
57 | int (*init) (struct pcmcia_socket *s); |
58 | void (*exit) (struct pcmcia_socket *s); | |
59 | }; | |
60 | ||
1da177e4 LT |
61 | /* Flags in config state */ |
62 | #define CONFIG_LOCKED 0x01 | |
63 | #define CONFIG_IRQ_REQ 0x02 | |
64 | #define CONFIG_IO_REQ 0x04 | |
65 | ||
66 | /* Flags in socket state */ | |
67 | #define SOCKET_PRESENT 0x0008 | |
68 | #define SOCKET_INUSE 0x0010 | |
dbdd0f58 | 69 | #define SOCKET_IN_RESUME 0x0040 |
1da177e4 LT |
70 | #define SOCKET_SUSPEND 0x0080 |
71 | #define SOCKET_WIN_REQ(i) (0x0100<<(i)) | |
1da177e4 LT |
72 | #define SOCKET_CARDBUS 0x8000 |
73 | #define SOCKET_CARDBUS_CONFIG 0x10000 | |
74 | ||
dc953e55 | 75 | |
49b1153a DB |
76 | /* |
77 | * Stuff internal to module "pcmcia_rsrc": | |
78 | */ | |
79 | extern int static_init(struct pcmcia_socket *s); | |
a6c6193a AC |
80 | extern struct resource *pcmcia_make_resource(resource_size_t start, |
81 | resource_size_t end, | |
82 | unsigned long flags, const char *name); | |
49b1153a | 83 | |
dc953e55 DB |
84 | /* |
85 | * Stuff internal to module "pcmcia_core": | |
86 | */ | |
87 | ||
dc953e55 DB |
88 | /* socket_sysfs.c */ |
89 | extern int pccard_sysfs_add_socket(struct device *dev); | |
90 | extern void pccard_sysfs_remove_socket(struct device *dev); | |
91 | ||
92 | /* cardbus.c */ | |
93 | int cb_alloc(struct pcmcia_socket *s); | |
94 | void cb_free(struct pcmcia_socket *s); | |
dc953e55 DB |
95 | |
96 | ||
97 | ||
98 | /* | |
99 | * Stuff exported by module "pcmcia_core" to module "pcmcia" | |
100 | */ | |
101 | ||
102 | struct pcmcia_callback{ | |
103 | struct module *owner; | |
7b24e798 DB |
104 | int (*add) (struct pcmcia_socket *s); |
105 | int (*remove) (struct pcmcia_socket *s); | |
af461fc1 | 106 | void (*requery) (struct pcmcia_socket *s); |
6e7b51a7 | 107 | int (*validate) (struct pcmcia_socket *s, unsigned int *i); |
dc953e55 | 108 | int (*suspend) (struct pcmcia_socket *s); |
7b24e798 | 109 | int (*early_resume) (struct pcmcia_socket *s); |
dc953e55 DB |
110 | int (*resume) (struct pcmcia_socket *s); |
111 | }; | |
112 | ||
113 | /* cs.c */ | |
114 | extern struct rw_semaphore pcmcia_socket_list_rwsem; | |
115 | extern struct list_head pcmcia_socket_list; | |
c23889ca DB |
116 | extern struct class pcmcia_socket_class; |
117 | ||
dc953e55 | 118 | int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); |
c23889ca | 119 | struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr); |
dc953e55 | 120 | |
f971dbd5 DB |
121 | void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events); |
122 | #define PCMCIA_UEVENT_EJECT 0x0001 | |
123 | #define PCMCIA_UEVENT_INSERT 0x0002 | |
124 | #define PCMCIA_UEVENT_SUSPEND 0x0004 | |
125 | #define PCMCIA_UEVENT_RESUME 0x0008 | |
af461fc1 | 126 | #define PCMCIA_UEVENT_REQUERY 0x0010 |
994917f8 DB |
127 | |
128 | struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt); | |
129 | void pcmcia_put_socket(struct pcmcia_socket *skt); | |
130 | ||
6e7b51a7 DB |
131 | /* |
132 | * Stuff internal to module "pcmcia". | |
133 | */ | |
134 | /* ds.c */ | |
135 | extern struct bus_type pcmcia_bus_type; | |
136 | ||
5716d415 DB |
137 | struct pcmcia_device; |
138 | ||
6e7b51a7 DB |
139 | /* pcmcia_resource.c */ |
140 | extern int pcmcia_release_configuration(struct pcmcia_device *p_dev); | |
a3ac9af5 DB |
141 | extern int pcmcia_validate_mem(struct pcmcia_socket *s); |
142 | extern struct resource *pcmcia_find_mem_region(u_long base, | |
143 | u_long num, | |
144 | u_long align, | |
145 | int low, | |
146 | struct pcmcia_socket *s); | |
147 | ||
6f0f38c4 DB |
148 | void pcmcia_cleanup_irq(struct pcmcia_socket *s); |
149 | int pcmcia_setup_irq(struct pcmcia_device *p_dev); | |
6e7b51a7 | 150 | |
dc953e55 | 151 | /* cistpl.c */ |
c151206b | 152 | extern const struct bin_attribute pccard_cis_attr; |
6e7b51a7 | 153 | |
dc953e55 DB |
154 | int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, |
155 | u_int addr, u_int len, void *ptr); | |
1d5cc192 DB |
156 | int pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr, |
157 | u_int addr, u_int len, void *ptr); | |
dc953e55 DB |
158 | void release_cis_mem(struct pcmcia_socket *s); |
159 | void destroy_cis_cache(struct pcmcia_socket *s); | |
160 | int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, | |
161 | cisdata_t code, void *parse); | |
994917f8 DB |
162 | int pcmcia_replace_cis(struct pcmcia_socket *s, |
163 | const u8 *data, const size_t len); | |
84897fc0 | 164 | int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count); |
6e7b51a7 | 165 | int verify_cis_cache(struct pcmcia_socket *s); |
dc953e55 | 166 | |
91284224 DB |
167 | int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function, |
168 | cisdata_t code, cisparse_t *parse, void *priv_data, | |
169 | int (*loop_tuple) (tuple_t *tuple, | |
170 | cisparse_t *parse, | |
171 | void *priv_data)); | |
172 | ||
18a7a19b DB |
173 | int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, |
174 | tuple_t *tuple); | |
175 | ||
176 | int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, | |
177 | tuple_t *tuple); | |
178 | ||
179 | int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple); | |
180 | ||
1da177e4 | 181 | #endif /* _LINUX_CS_INTERNAL_H */ |