diff options
Diffstat (limited to 'drivers/ieee1394/highlevel.h')
-rw-r--r-- | drivers/ieee1394/highlevel.h | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/drivers/ieee1394/highlevel.h b/drivers/ieee1394/highlevel.h deleted file mode 100644 index 9dba89f..0000000 --- a/drivers/ieee1394/highlevel.h +++ /dev/null @@ -1,141 +0,0 @@ -#ifndef IEEE1394_HIGHLEVEL_H -#define IEEE1394_HIGHLEVEL_H - -#include <linux/list.h> -#include <linux/spinlock.h> -#include <linux/types.h> - -struct module; - -#include "ieee1394_types.h" - -struct hpsb_host; - -/* internal to ieee1394 core */ -struct hpsb_address_serve { - struct list_head host_list; /* per host list */ - struct list_head hl_list; /* hpsb_highlevel list */ - const struct hpsb_address_ops *op; - struct hpsb_host *host; - u64 start; /* first address handled, quadlet aligned */ - u64 end; /* first address behind, quadlet aligned */ -}; - -/* Only the following structures are of interest to actual highlevel drivers. */ - -struct hpsb_highlevel { - const char *name; - - /* Any of the following pointers can legally be NULL. */ - - /* New host initialized. Will also be called during - * hpsb_register_highlevel for all hosts already installed. */ - void (*add_host)(struct hpsb_host *host); - - /* Host about to be removed. Will also be called during - * hpsb_unregister_highlevel once for each host. */ - void (*remove_host)(struct hpsb_host *host); - - /* Host experienced bus reset with possible configuration changes. - * Note that this one may occur during interrupt/bottom half handling. - * You can not expect to be able to do stock hpsb_reads. */ - void (*host_reset)(struct hpsb_host *host); - - /* A write request was received on either the FCP_COMMAND (direction = - * 0) or the FCP_RESPONSE (direction = 1) register. The cts arg - * contains the cts field (first byte of data). */ - void (*fcp_request)(struct hpsb_host *host, int nodeid, int direction, - int cts, u8 *data, size_t length); - - /* These are initialized by the subsystem when the - * hpsb_higlevel is registered. */ - struct list_head hl_list; - struct list_head irq_list; - struct list_head addr_list; - - struct list_head host_info_list; - rwlock_t host_info_lock; -}; - -struct hpsb_address_ops { - /* - * Null function pointers will make the respective operation complete - * with RCODE_TYPE_ERROR. Makes for easy to implement read-only - * registers (just leave everything but read NULL). - * - * All functions shall return appropriate IEEE 1394 rcodes. - */ - - /* These functions have to implement block reads for themselves. - * - * These functions either return a response code or a negative number. - * In the first case a response will be generated. In the latter case, - * no response will be sent and the driver which handled the request - * will send the response itself. */ - int (*read)(struct hpsb_host *host, int nodeid, quadlet_t *buffer, - u64 addr, size_t length, u16 flags); - int (*write)(struct hpsb_host *host, int nodeid, int destid, - quadlet_t *data, u64 addr, size_t length, u16 flags); - - /* Lock transactions: write results of ext_tcode operation into - * *store. */ - int (*lock)(struct hpsb_host *host, int nodeid, quadlet_t *store, - u64 addr, quadlet_t data, quadlet_t arg, int ext_tcode, - u16 flags); - int (*lock64)(struct hpsb_host *host, int nodeid, octlet_t *store, - u64 addr, octlet_t data, octlet_t arg, int ext_tcode, - u16 flags); -}; - -void highlevel_add_host(struct hpsb_host *host); -void highlevel_remove_host(struct hpsb_host *host); -void highlevel_host_reset(struct hpsb_host *host); -int highlevel_read(struct hpsb_host *host, int nodeid, void *data, u64 addr, - unsigned int length, u16 flags); -int highlevel_write(struct hpsb_host *host, int nodeid, int destid, void *data, - u64 addr, unsigned int length, u16 flags); -int highlevel_lock(struct hpsb_host *host, int nodeid, quadlet_t *store, - u64 addr, quadlet_t data, quadlet_t arg, int ext_tcode, - u16 flags); -int highlevel_lock64(struct hpsb_host *host, int nodeid, octlet_t *store, - u64 addr, octlet_t data, octlet_t arg, int ext_tcode, - u16 flags); -void highlevel_fcp_request(struct hpsb_host *host, int nodeid, int direction, - void *data, size_t length); - -/** - * hpsb_init_highlevel - initialize a struct hpsb_highlevel - * - * This is only necessary if hpsb_get_hostinfo_bykey can be called - * before hpsb_register_highlevel. - */ -static inline void hpsb_init_highlevel(struct hpsb_highlevel *hl) -{ - rwlock_init(&hl->host_info_lock); - INIT_LIST_HEAD(&hl->host_info_list); -} -void hpsb_register_highlevel(struct hpsb_highlevel *hl); -void hpsb_unregister_highlevel(struct hpsb_highlevel *hl); - -u64 hpsb_allocate_and_register_addrspace(struct hpsb_highlevel *hl, - struct hpsb_host *host, - const struct hpsb_address_ops *ops, - u64 size, u64 alignment, - u64 start, u64 end); -int hpsb_register_addrspace(struct hpsb_highlevel *hl, struct hpsb_host *host, - const struct hpsb_address_ops *ops, - u64 start, u64 end); -int hpsb_unregister_addrspace(struct hpsb_highlevel *hl, struct hpsb_host *host, - u64 start); - -void *hpsb_get_hostinfo(struct hpsb_highlevel *hl, struct hpsb_host *host); -void *hpsb_create_hostinfo(struct hpsb_highlevel *hl, struct hpsb_host *host, - size_t data_size); -void hpsb_destroy_hostinfo(struct hpsb_highlevel *hl, struct hpsb_host *host); -void hpsb_set_hostinfo_key(struct hpsb_highlevel *hl, struct hpsb_host *host, - unsigned long key); -void *hpsb_get_hostinfo_bykey(struct hpsb_highlevel *hl, unsigned long key); -int hpsb_set_hostinfo(struct hpsb_highlevel *hl, struct hpsb_host *host, - void *data); - -#endif /* IEEE1394_HIGHLEVEL_H */ |