diff options
| -rw-r--r-- | drivers/pcmcia/cs_internal.h | 27 | ||||
| -rw-r--r-- | include/pcmcia/ss.h | 198 |
2 files changed, 118 insertions, 107 deletions
diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h index 8e43c4d563d1..2df8d8be1ff9 100644 --- a/drivers/pcmcia/cs_internal.h +++ b/drivers/pcmcia/cs_internal.h @@ -50,6 +50,30 @@ struct cis_cache_entry { unsigned char cache[0]; }; +struct pccard_resource_ops { + int (*validate_mem) (struct pcmcia_socket *s); + int (*adjust_io_region) (struct resource *res, + unsigned long r_start, + unsigned long r_end, + struct pcmcia_socket *s); + struct resource* (*find_io) (unsigned long base, int num, + unsigned long align, + struct pcmcia_socket *s); + struct resource* (*find_mem) (unsigned long base, unsigned long num, + unsigned long align, int low, + struct pcmcia_socket *s); + int (*add_io) (struct pcmcia_socket *s, + unsigned int action, + unsigned long r_start, + unsigned long r_end); + int (*add_mem) (struct pcmcia_socket *s, + unsigned int action, + unsigned long r_start, + unsigned long r_end); + 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 @@ -144,12 +168,15 @@ struct pcmcia_callback{ /* cs.c */ extern struct rw_semaphore pcmcia_socket_list_rwsem; extern struct list_head pcmcia_socket_list; +extern struct class pcmcia_socket_class; + int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, int idx, win_req_t *req); int pccard_reset_card(struct pcmcia_socket *skt); int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); +struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr); /* cistpl.c */ int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h index e34bef0fc74f..9b4ac9385f5d 100644 --- a/include/pcmcia/ss.h +++ b/include/pcmcia/ss.h @@ -53,10 +53,10 @@ /* for GetSocket, SetSocket */ typedef struct socket_state_t { - u_int flags; - u_int csc_mask; - u_char Vcc, Vpp; - u_char io_irq; + u_int flags; + u_int csc_mask; + u_char Vcc, Vpp; + u_char io_irq; } socket_state_t; extern socket_state_t dead_socket; @@ -86,79 +86,22 @@ extern socket_state_t dead_socket; #define HOOK_POWER_PRE 0x01 #define HOOK_POWER_POST 0x02 - typedef struct pccard_io_map { - u_char map; - u_char flags; - u_short speed; - u_int start, stop; + u_char map; + u_char flags; + u_short speed; + u_int start, stop; } pccard_io_map; typedef struct pccard_mem_map { - u_char map; - u_char flags; - u_short speed; - u_long static_start; - u_int card_start; - struct resource *res; + u_char map; + u_char flags; + u_short speed; + u_long static_start; + u_int card_start; + struct resource *res; } pccard_mem_map; -typedef struct cb_bridge_map { - u_char map; - u_char flags; - u_int start, stop; -} cb_bridge_map; - -/* - * Socket operations. - */ -struct pcmcia_socket; - -struct pccard_operations { - int (*init)(struct pcmcia_socket *sock); - int (*suspend)(struct pcmcia_socket *sock); - int (*get_status)(struct pcmcia_socket *sock, u_int *value); - int (*set_socket)(struct pcmcia_socket *sock, socket_state_t *state); - int (*set_io_map)(struct pcmcia_socket *sock, struct pccard_io_map *io); - int (*set_mem_map)(struct pcmcia_socket *sock, struct pccard_mem_map *mem); -}; - -struct pccard_resource_ops { - int (*validate_mem) (struct pcmcia_socket *s); - int (*adjust_io_region) (struct resource *res, - unsigned long r_start, - unsigned long r_end, - struct pcmcia_socket *s); - struct resource* (*find_io) (unsigned long base, int num, - unsigned long align, - struct pcmcia_socket *s); - struct resource* (*find_mem) (unsigned long base, unsigned long num, - unsigned long align, int low, - struct pcmcia_socket *s); - int (*add_io) (struct pcmcia_socket *s, - unsigned int action, - unsigned long r_start, - unsigned long r_end); - int (*add_mem) (struct pcmcia_socket *s, - unsigned int action, - unsigned long r_start, - unsigned long r_end); - int (*init) (struct pcmcia_socket *s); - void (*exit) (struct pcmcia_socket *s); -}; -/* SS_CAP_STATIC_MAP */ -extern struct pccard_resource_ops pccard_static_ops; -/* !SS_CAP_STATIC_MAP */ -extern struct pccard_resource_ops pccard_nonstatic_ops; - -/* static mem, dynamic IO sockets */ -extern struct pccard_resource_ops pccard_iodyn_ops; - -/* - * Calls to set up low-level "Socket Services" drivers - */ -struct pcmcia_socket; - typedef struct io_window_t { u_int InUse, Config; struct resource *res; @@ -179,10 +122,25 @@ typedef struct window_t { /* Maximum number of memory windows per socket */ #define MAX_WIN 4 + +/* + * Socket operations. + */ +struct pcmcia_socket; +struct pccard_resource_ops; struct config_t; struct pcmcia_callback; struct user_info_t; +struct pccard_operations { + int (*init)(struct pcmcia_socket *s); + int (*suspend)(struct pcmcia_socket *s); + int (*get_status)(struct pcmcia_socket *s, u_int *value); + int (*set_socket)(struct pcmcia_socket *s, socket_state_t *state); + int (*set_io_map)(struct pcmcia_socket *s, struct pccard_io_map *io); + int (*set_mem_map)(struct pcmcia_socket *s, struct pccard_mem_map *mem); +}; + struct pcmcia_socket { struct module *owner; spinlock_t lock; @@ -218,12 +176,12 @@ struct pcmcia_socket { struct pci_dev * cb_dev; - /* socket setup is done so resources should be able to be allocated. Only - * if set to 1, calls to find_{io,mem}_region are handled, and insertion - * events are actually managed by the PCMCIA layer.*/ + /* socket setup is done so resources should be able to be allocated. + * Only if set to 1, calls to find_{io,mem}_region are handled, and + * insertio events are actually managed by the PCMCIA layer.*/ u8 resource_setup_done:1; - /* is set to one if resource setup is done using adjust_resource_info() */ + /* It's old if resource setup is done using adjust_resource_info() */ u8 resource_setup_old:1; u8 resource_setup_new:1; @@ -236,75 +194,101 @@ struct pcmcia_socket { /* Zoom video behaviour is so chip specific its not worth adding this to _ops */ - void (*zoom_video)(struct pcmcia_socket *, int); + void (*zoom_video)(struct pcmcia_socket *, + int); /* so is power hook */ int (*power_hook)(struct pcmcia_socket *sock, int operation); -#ifdef CONFIG_CARDBUS + /* allows tuning the CB bridge before loading driver for the CB card */ +#ifdef CONFIG_CARDBUS void (*tune_bridge)(struct pcmcia_socket *sock, struct pci_bus *bus); #endif /* state thread */ - struct mutex skt_mutex; /* protects socket h/w state */ - struct task_struct *thread; struct completion thread_done; - spinlock_t thread_lock; /* protects thread_events */ unsigned int thread_events; + /* protects socket h/w state */ + struct mutex skt_mutex; + /* protects thread_events */ + spinlock_t thread_lock; /* pcmcia (16-bit) */ struct pcmcia_callback *callback; #if defined(CONFIG_PCMCIA) || defined(CONFIG_PCMCIA_MODULE) - struct list_head devices_list; /* PCMCIA devices */ - u8 device_count; /* the number of devices, used - * only internally and subject - * to incorrectness and change */ + /* The following elements refer to 16-bit PCMCIA devices inserted + * into the socket */ + struct list_head devices_list; + + /* the number of devices, used only internally and subject to + * incorrectness and change */ + u8 device_count; + /* 16-bit state: */ struct { - u8 present:1, /* PCMCIA card is present in socket */ - busy:1, /* "master" ioctl is used */ - dead:1, /* pcmcia module is being unloaded */ - device_add_pending:1, /* a multifunction-device - * add event is pending */ - mfc_pfc:1, /* the pending event adds a mfc (1) or pfc (0) */ - reserved:3; - } pcmcia_state; - - struct work_struct device_add; /* for adding further pseudo-multifunction - * devices */ + /* PCMCIA card is present in socket */ + u8 present:1; + /* "master" ioctl is used */ + u8 busy:1; + /* pcmcia module is being unloaded */ + u8 dead:1; + /* a multifunction-device add event is pending */ + u8 device_add_pending:1; + /* the pending event adds a mfc (1) or pfc (0) */ + u8 mfc_pfc:1; + + u8 reserved:3; + } pcmcia_state; + + + /* for adding further pseudo-multifunction devices */ + struct work_struct device_add; #ifdef CONFIG_PCMCIA_IOCTL struct user_info_t *user; wait_queue_head_t queue; -#endif -#endif +#endif /* CONFIG_PCMCIA_IOCTL */ +#endif /* CONFIG_PCMCIA */ /* cardbus (32-bit) */ #ifdef CONFIG_CARDBUS struct resource * cb_cis_res; void __iomem *cb_cis_virt; -#endif +#endif /* CONFIG_CARDBUS */ /* socket device */ struct device dev; - void *driver_data; /* data internal to the socket driver */ - + /* data internal to the socket driver */ + void *driver_data; }; -struct pcmcia_socket * pcmcia_get_socket_by_nr(unsigned int nr); +/* socket drivers must define the resource operations type they use. There + * are three options: + * - pccard_static_ops iomem and ioport areas are assigned statically + * - pccard_iodyn_ops iomem areas is assigned statically, ioport + * areas dynamically + * - pccard_nonstatic_ops iomem and ioport areas are assigned dynamically. + * If this option is selected, use + * "select PCCARD_NONSTATIC" in Kconfig. + */ +extern struct pccard_resource_ops pccard_static_ops; +extern struct pccard_resource_ops pccard_iodyn_ops; +extern struct pccard_resource_ops pccard_nonstatic_ops; +/* socket drivers are expected to use these callbacks in their .drv struct */ +extern int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state); +extern int pcmcia_socket_dev_resume(struct device *dev); + +/* socket drivers use this callback in their IRQ handler */ +extern void pcmcia_parse_events(struct pcmcia_socket *socket, + unsigned int events); -extern void pcmcia_parse_events(struct pcmcia_socket *socket, unsigned int events); +/* to register and unregister a socket */ extern int pcmcia_register_socket(struct pcmcia_socket *socket); extern void pcmcia_unregister_socket(struct pcmcia_socket *socket); -extern struct class pcmcia_socket_class; - -/* socket drivers are expected to use these callbacks in their .drv struct */ -extern int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state); -extern int pcmcia_socket_dev_resume(struct device *dev); #endif /* _LINUX_SS_H */ |