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/*
* ds.h -- 16-bit PCMCIA core support
*
* 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 - 2008 Dominik Brodowski
*/
#ifndef _LINUX_DS_H
#define _LINUX_DS_H
#ifdef __KERNEL__
#include <linux/mod_devicetable.h>
#endif
#include <pcmcia/device_id.h>
#ifdef __KERNEL__
#include <linux/device.h>
#include <pcmcia/ss.h>
#include <asm/atomic.h>
/*
* PCMCIA device drivers (16-bit cards only; 32-bit cards require CardBus
* a.k.a. PCI drivers
*/
struct pcmcia_socket;
struct pcmcia_device;
struct config_t;
struct net_device;
typedef unsigned long window_handle_t;
/* dynamic device IDs for PCMCIA device drivers. See
* Documentation/pcmcia/driver.txt for details.
*/
struct pcmcia_dynids {
struct mutex lock;
struct list_head list;
};
struct pcmcia_driver {
int (*probe) (struct pcmcia_device *dev);
void (*remove) (struct pcmcia_device *dev);
int (*suspend) (struct pcmcia_device *dev);
int (*resume) (struct pcmcia_device *dev);
struct module *owner;
struct pcmcia_device_id *id_table;
struct device_driver drv;
struct pcmcia_dynids dynids;
};
/* driver registration */
int pcmcia_register_driver(struct pcmcia_driver *driver);
void pcmcia_unregister_driver(struct pcmcia_driver *driver);
struct pcmcia_device {
/* the socket and the device_no [for multifunction devices]
uniquely define a pcmcia_device */
struct pcmcia_socket *socket;
char *devname;
u8 device_no;
/* the hardware "function" device; certain subdevices can
* share one hardware "function" device. */
u8 func;
struct config_t *function_config;
struct list_head socket_device_list;
/* deprecated, will be cleaned up soon */
io_req_t io;
config_req_t conf;
window_handle_t win;
/* device setup */
unsigned int irq;
struct resource *resource[MAX_IO_WIN];
/* Is the device suspended? */
u16 suspended:1;
/* Flags whether io, irq, win configurations were
* requested, and whether the configuration is "locked" */
u16 _irq:1;
u16 _io:1;
u16 _win:4;
u16 _locked:1;
/* Flag whether a "fuzzy" func_id based match is
* allowed. */
u16 allow_func_id_match:1;
/* information about this device */
u16 has_manf_id:1;
u16 has_card_id:1;
u16 has_func_id:1;
u16 reserved:4;
u8 func_id;
u16 manf_id;
u16 card_id;
char *prod_id[4];
u64 dma_mask;
struct device dev;
/* data private to drivers */
void *priv;
unsigned int open;
};
#define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev)
#define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv)
/*
* CIS access.
*
* Please use the following functions to access CIS tuples:
* - pcmcia_get_tuple()
* - pcmcia_loop_tuple()
* - pcmcia_get_mac_from_cis()
*
* To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface
* might change in future.
*/
/* get the very first CIS entry of type @code. Note that buf is pointer
* to u8 *buf; and that you need to kfree(buf) afterwards. */
size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code,
u8 **buf);
/* loop over CIS entries */
int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code,
int (*loop_tuple) (struct pcmcia_device *p_dev,
tuple_t *tuple,
void *priv_data),
void *priv_data);
/* get the MAC address from CISTPL_FUNCE */
int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev,
struct net_device *dev);
/* parse a tuple_t */
int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse);
/* loop CIS entries for valid configuration */
int pcmcia_loop_config(struct pcmcia_device *p_dev,
int (*conf_check) (struct pcmcia_device *p_dev,
cistpl_cftable_entry_t *cf,
cistpl_cftable_entry_t *dflt,
unsigned int vcc,
void *priv_data),
void *priv_data);
/* is the device still there? */
struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *p_dev);
/* low-level interface reset */
int pcmcia_reset_card(struct pcmcia_socket *skt);
/* CIS config */
int pcmcia_read_config_byte(struct pcmcia_device *p_dev, off_t where, u8 *val);
int pcmcia_write_config_byte(struct pcmcia_device *p_dev, off_t where, u8 val);
/* device configuration */
int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req);
int __must_check
__pcmcia_request_exclusive_irq(struct pcmcia_device *p_dev,
irq_handler_t handler);
static inline __must_check __deprecated int
pcmcia_request_exclusive_irq(struct pcmcia_device *p_dev,
irq_handler_t handler)
{
return __pcmcia_request_exclusive_irq(p_dev, handler);
}
int __must_check pcmcia_request_irq(struct pcmcia_device *p_dev,
irq_handler_t handler);
int pcmcia_request_configuration(struct pcmcia_device *p_dev,
config_req_t *req);
int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req,
window_handle_t *wh);
int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win);
int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win,
memreq_t *req);
int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod);
void pcmcia_disable_device(struct pcmcia_device *p_dev);
#endif /* __KERNEL__ */
#endif /* _LINUX_DS_H */
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