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linux-next/drivers/pcmcia/cs_internal.h
Dominik Brodowski ad0c7be28b pcmcia: insert PCMCIA device resources into resource tree 
Insert PCMCIA device resources into the resource tree. However, this is
currently only implemented for sockets which do not statically map the
resources.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-08-03 09:04:19 +02:00

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/*
* cs_internal.h -- definitions internal to the PCMCIA core modules
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* The initial developer of the original code is David A. Hinds
* <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
* are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
*
* (C) 1999 David A. Hinds
* (C) 2003 - 2010 Dominik Brodowski
*
*
* This file contains definitions _only_ needed by the PCMCIA core modules.
* It must not be included by PCMCIA socket drivers or by PCMCIA device
* drivers.
*/
#ifndef _LINUX_CS_INTERNAL_H
#define _LINUX_CS_INTERNAL_H
#include <linux/kref.h>
/* Flags in client state */
#define CLIENT_WIN_REQ(i) (0x1<<(i))
/* Flag to access all functions */
#define BIND_FN_ALL 0xff
/* Each card function gets one of these guys */
typedef struct config_t {
struct kref ref;
unsigned int state;
unsigned int Attributes;
unsigned int IntType;
unsigned int ConfigBase;
unsigned char Status, Pin, Copy, Option, ExtStatus;
unsigned int CardValues;
struct resource io[MAX_IO_WIN]; /* io ports */
struct resource mem[MAX_WIN]; /* mem areas */
struct {
u_int Attributes;
} irq;
} config_t;
struct cis_cache_entry {
struct list_head node;
unsigned int addr;
unsigned int len;
unsigned int attr;
unsigned char cache[0];
};
struct pccard_resource_ops {
int (*validate_mem) (struct pcmcia_socket *s);
int (*find_io) (struct pcmcia_socket *s,
unsigned int attr,
unsigned int *base,
unsigned int num,
unsigned int align,
struct resource **parent);
struct resource* (*find_mem) (unsigned long base, unsigned long num,
unsigned long align, int low,
struct pcmcia_socket *s);
int (*init) (struct pcmcia_socket *s);
void (*exit) (struct pcmcia_socket *s);
};
/* Flags in config state */
#define CONFIG_LOCKED 0x01
#define CONFIG_IRQ_REQ 0x02
#define CONFIG_IO_REQ 0x04
/* Flags in socket state */
#define SOCKET_PRESENT 0x0008
#define SOCKET_INUSE 0x0010
#define SOCKET_SUSPEND 0x0080
#define SOCKET_WIN_REQ(i) (0x0100<<(i))
#define SOCKET_CARDBUS 0x8000
#define SOCKET_CARDBUS_CONFIG 0x10000
/*
* Stuff internal to module "pcmcia_rsrc":
*/
extern int static_init(struct pcmcia_socket *s);
extern struct resource *pcmcia_make_resource(unsigned long start,
unsigned long end,
int flags, const char *name);
/*
* Stuff internal to module "pcmcia_core":
*/
/* socket_sysfs.c */
extern int pccard_sysfs_add_socket(struct device *dev);
extern void pccard_sysfs_remove_socket(struct device *dev);
/* cardbus.c */
int cb_alloc(struct pcmcia_socket *s);
void cb_free(struct pcmcia_socket *s);
/*
* Stuff exported by module "pcmcia_core" to module "pcmcia"
*/
struct pcmcia_callback{
struct module *owner;
int (*add) (struct pcmcia_socket *s);
int (*remove) (struct pcmcia_socket *s);
void (*requery) (struct pcmcia_socket *s);
int (*validate) (struct pcmcia_socket *s, unsigned int *i);
int (*suspend) (struct pcmcia_socket *s);
int (*early_resume) (struct pcmcia_socket *s);
int (*resume) (struct pcmcia_socket *s);
};
/* cs.c */
extern struct rw_semaphore pcmcia_socket_list_rwsem;
extern struct list_head pcmcia_socket_list;
extern struct class pcmcia_socket_class;
int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c);
struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr);
void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events);
#define PCMCIA_UEVENT_EJECT 0x0001
#define PCMCIA_UEVENT_INSERT 0x0002
#define PCMCIA_UEVENT_SUSPEND 0x0004
#define PCMCIA_UEVENT_RESUME 0x0008
#define PCMCIA_UEVENT_REQUERY 0x0010
struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt);
void pcmcia_put_socket(struct pcmcia_socket *skt);
/*
* Stuff internal to module "pcmcia".
*/
/* ds.c */
extern struct bus_type pcmcia_bus_type;
struct pcmcia_device;
/* pcmcia_resource.c */
extern int pcmcia_release_configuration(struct pcmcia_device *p_dev);
extern int pcmcia_validate_mem(struct pcmcia_socket *s);
extern struct resource *pcmcia_find_mem_region(u_long base,
u_long num,
u_long align,
int low,
struct pcmcia_socket *s);
void pcmcia_cleanup_irq(struct pcmcia_socket *s);
int pcmcia_setup_irq(struct pcmcia_device *p_dev);
/* cistpl.c */
extern struct bin_attribute pccard_cis_attr;
int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr,
u_int addr, u_int len, void *ptr);
int pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr,
u_int addr, u_int len, void *ptr);
void release_cis_mem(struct pcmcia_socket *s);
void destroy_cis_cache(struct pcmcia_socket *s);
int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
cisdata_t code, void *parse);
int pcmcia_replace_cis(struct pcmcia_socket *s,
const u8 *data, const size_t len);
int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
int verify_cis_cache(struct pcmcia_socket *s);
int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function,
cisdata_t code, cisparse_t *parse, void *priv_data,
int (*loop_tuple) (tuple_t *tuple,
cisparse_t *parse,
void *priv_data));
int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function,
tuple_t *tuple);
int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function,
tuple_t *tuple);
int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple);
#endif /* _LINUX_CS_INTERNAL_H */
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