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 unsigned int ConfigBase;
39 unsigned char Status, Pin, Copy, Option, ExtStatus;
40 unsigned int CardValues;
42 struct resource io[MAX_IO_WIN]; /* io ports */
43 struct resource mem[MAX_WIN]; /* mem areas */
51 struct cis_cache_entry {
52 struct list_head node;
56 unsigned char cache[0];
59 struct pccard_resource_ops {
60 int (*validate_mem) (struct pcmcia_socket *s);
61 int (*find_io) (struct pcmcia_socket *s,
66 struct resource* (*find_mem) (unsigned long base, unsigned long num,
67 unsigned long align, int low,
68 struct pcmcia_socket *s);
69 int (*init) (struct pcmcia_socket *s);
70 void (*exit) (struct pcmcia_socket *s);
73 /* Flags in config state */
74 #define CONFIG_LOCKED 0x01
75 #define CONFIG_IRQ_REQ 0x02
76 #define CONFIG_IO_REQ 0x04
78 /* Flags in socket state */
79 #define SOCKET_PRESENT 0x0008
80 #define SOCKET_INUSE 0x0010
81 #define SOCKET_SUSPEND 0x0080
82 #define SOCKET_WIN_REQ(i) (0x0100<<(i))
83 #define SOCKET_CARDBUS 0x8000
84 #define SOCKET_CARDBUS_CONFIG 0x10000
88 * Stuff internal to module "pcmcia_rsrc":
90 extern int static_init(struct pcmcia_socket *s);
91 extern struct resource *pcmcia_make_resource(unsigned long start,
93 int flags, const char *name);
96 * Stuff internal to module "pcmcia_core":
100 extern int pccard_sysfs_add_socket(struct device *dev);
101 extern void pccard_sysfs_remove_socket(struct device *dev);
104 int cb_alloc(struct pcmcia_socket *s);
105 void cb_free(struct pcmcia_socket *s);
110 * Stuff exported by module "pcmcia_core" to module "pcmcia"
113 struct pcmcia_callback{
114 struct module *owner;
115 int (*add) (struct pcmcia_socket *s);
116 int (*remove) (struct pcmcia_socket *s);
117 void (*requery) (struct pcmcia_socket *s);
118 int (*validate) (struct pcmcia_socket *s, unsigned int *i);
119 int (*suspend) (struct pcmcia_socket *s);
120 int (*early_resume) (struct pcmcia_socket *s);
121 int (*resume) (struct pcmcia_socket *s);
125 extern struct rw_semaphore pcmcia_socket_list_rwsem;
126 extern struct list_head pcmcia_socket_list;
127 extern struct class pcmcia_socket_class;
129 int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c);
130 struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr);
132 void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events);
133 #define PCMCIA_UEVENT_EJECT 0x0001
134 #define PCMCIA_UEVENT_INSERT 0x0002
135 #define PCMCIA_UEVENT_SUSPEND 0x0004
136 #define PCMCIA_UEVENT_RESUME 0x0008
137 #define PCMCIA_UEVENT_REQUERY 0x0010
139 struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt);
140 void pcmcia_put_socket(struct pcmcia_socket *skt);
143 * Stuff internal to module "pcmcia".
146 extern struct bus_type pcmcia_bus_type;
148 struct pcmcia_device;
150 /* pcmcia_resource.c */
151 extern int pcmcia_release_configuration(struct pcmcia_device *p_dev);
152 extern int pcmcia_validate_mem(struct pcmcia_socket *s);
153 extern struct resource *pcmcia_find_mem_region(u_long base,
157 struct pcmcia_socket *s);
159 void pcmcia_cleanup_irq(struct pcmcia_socket *s);
160 int pcmcia_setup_irq(struct pcmcia_device *p_dev);
163 extern struct bin_attribute pccard_cis_attr;
165 int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr,
166 u_int addr, u_int len, void *ptr);
167 int pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr,
168 u_int addr, u_int len, void *ptr);
169 void release_cis_mem(struct pcmcia_socket *s);
170 void destroy_cis_cache(struct pcmcia_socket *s);
171 int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
172 cisdata_t code, void *parse);
173 int pcmcia_replace_cis(struct pcmcia_socket *s,
174 const u8 *data, const size_t len);
175 int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
176 int verify_cis_cache(struct pcmcia_socket *s);
178 int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function,
179 cisdata_t code, cisparse_t *parse, void *priv_data,
180 int (*loop_tuple) (tuple_t *tuple,
184 int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function,
187 int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function,
190 int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple);
192 #endif /* _LINUX_CS_INTERNAL_H */