2 * cs_internal.h -- definitions internal to the PCMCIA core modules
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.
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.
12 * (C) 1999 David A. Hinds
13 * (C) 2003 - 2010 Dominik Brodowski
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
21 #ifndef _LINUX_CS_INTERNAL_H
22 #define _LINUX_CS_INTERNAL_H
24 #include <linux/kref.h>
26 /* Flags in client state */
27 #define CLIENT_WIN_REQ(i) (0x1<<(i))
29 /* Flag to access all functions */
30 #define BIND_FN_ALL 0xff
32 /* Each card function gets one of these guys */
33 typedef struct config_t {
36 unsigned int Attributes;
38 struct resource io[MAX_IO_WIN]; /* io ports */
39 struct resource mem[MAX_WIN]; /* mem areas */
47 struct cis_cache_entry {
48 struct list_head node;
52 unsigned char cache[0];
55 struct pccard_resource_ops {
56 int (*validate_mem) (struct pcmcia_socket *s);
57 int (*find_io) (struct pcmcia_socket *s,
62 struct resource **parent);
63 struct resource* (*find_mem) (unsigned long base, unsigned long num,
64 unsigned long align, int low,
65 struct pcmcia_socket *s);
66 int (*init) (struct pcmcia_socket *s);
67 void (*exit) (struct pcmcia_socket *s);
70 /* Flags in config state */
71 #define CONFIG_LOCKED 0x01
72 #define CONFIG_IRQ_REQ 0x02
73 #define CONFIG_IO_REQ 0x04
75 /* Flags in socket state */
76 #define SOCKET_PRESENT 0x0008
77 #define SOCKET_INUSE 0x0010
78 #define SOCKET_SUSPEND 0x0080
79 #define SOCKET_WIN_REQ(i) (0x0100<<(i))
80 #define SOCKET_CARDBUS 0x8000
81 #define SOCKET_CARDBUS_CONFIG 0x10000
85 * Stuff internal to module "pcmcia_rsrc":
87 extern int static_init(struct pcmcia_socket *s);
88 extern struct resource *pcmcia_make_resource(unsigned long start,
90 int flags, const char *name);
93 * Stuff internal to module "pcmcia_core":
97 extern int pccard_sysfs_add_socket(struct device *dev);
98 extern void pccard_sysfs_remove_socket(struct device *dev);
101 int cb_alloc(struct pcmcia_socket *s);
102 void cb_free(struct pcmcia_socket *s);
107 * Stuff exported by module "pcmcia_core" to module "pcmcia"
110 struct pcmcia_callback{
111 struct module *owner;
112 int (*add) (struct pcmcia_socket *s);
113 int (*remove) (struct pcmcia_socket *s);
114 void (*requery) (struct pcmcia_socket *s);
115 int (*validate) (struct pcmcia_socket *s, unsigned int *i);
116 int (*suspend) (struct pcmcia_socket *s);
117 int (*early_resume) (struct pcmcia_socket *s);
118 int (*resume) (struct pcmcia_socket *s);
122 extern struct rw_semaphore pcmcia_socket_list_rwsem;
123 extern struct list_head pcmcia_socket_list;
124 extern struct class pcmcia_socket_class;
126 int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c);
127 struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr);
129 void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events);
130 #define PCMCIA_UEVENT_EJECT 0x0001
131 #define PCMCIA_UEVENT_INSERT 0x0002
132 #define PCMCIA_UEVENT_SUSPEND 0x0004
133 #define PCMCIA_UEVENT_RESUME 0x0008
134 #define PCMCIA_UEVENT_REQUERY 0x0010
136 struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt);
137 void pcmcia_put_socket(struct pcmcia_socket *skt);
140 * Stuff internal to module "pcmcia".
143 extern struct bus_type pcmcia_bus_type;
145 struct pcmcia_device;
147 /* pcmcia_resource.c */
148 extern int pcmcia_release_configuration(struct pcmcia_device *p_dev);
149 extern int pcmcia_validate_mem(struct pcmcia_socket *s);
150 extern struct resource *pcmcia_find_mem_region(u_long base,
154 struct pcmcia_socket *s);
156 void pcmcia_cleanup_irq(struct pcmcia_socket *s);
157 int pcmcia_setup_irq(struct pcmcia_device *p_dev);
160 extern struct bin_attribute pccard_cis_attr;
162 int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr,
163 u_int addr, u_int len, void *ptr);
164 int pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr,
165 u_int addr, u_int len, void *ptr);
166 void release_cis_mem(struct pcmcia_socket *s);
167 void destroy_cis_cache(struct pcmcia_socket *s);
168 int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
169 cisdata_t code, void *parse);
170 int pcmcia_replace_cis(struct pcmcia_socket *s,
171 const u8 *data, const size_t len);
172 int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
173 int verify_cis_cache(struct pcmcia_socket *s);
175 int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function,
176 cisdata_t code, cisparse_t *parse, void *priv_data,
177 int (*loop_tuple) (tuple_t *tuple,
181 int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function,
184 int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function,
187 int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple);
189 #endif /* _LINUX_CS_INTERNAL_H */