X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fscsi%2Fscsi_priv.h;h=3f34e9376b0aa148c8dafc58ee0c52c65849b1e1;hb=aa39432326a91a7b819ec3f8d78b05e04b708ce5;hp=e0f5b5d4582d002df160fc99043fbd5983a528b3;hpb=b4edcbcafdecc80ef5356ff6452768b1b926ea76;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index e0f5b5d..3f34e93 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -1,47 +1,24 @@ #ifndef _SCSI_PRIV_H #define _SCSI_PRIV_H -#include #include struct request_queue; struct scsi_cmnd; struct scsi_device; struct scsi_host_template; -struct scsi_request; struct Scsi_Host; +struct scsi_nl_hdr; /* - * Magic values for certain scsi structs. Shouldn't ever be used. - */ -#define SCSI_CMND_MAGIC 0xE25C23A5 -#define SCSI_REQ_MAGIC 0x75F6D354 - -/* * Scsi Error Handler Flags */ -#define scsi_eh_eflags_chk(scp, flags) \ - ((scp)->eh_eflags & (flags)) -#define scsi_eh_eflags_set(scp, flags) \ - do { (scp)->eh_eflags |= (flags); } while(0) -#define scsi_eh_eflags_clr(scp, flags) \ - do { (scp)->eh_eflags &= ~(flags); } while(0) -#define scsi_eh_eflags_clr_all(scp) \ - (scp->eh_eflags = 0) - #define SCSI_EH_CANCEL_CMD 0x0001 /* Cancel this cmd */ -#define SCSI_EH_REC_TIMEOUT 0x0002 /* EH retry timed out */ #define SCSI_SENSE_VALID(scmd) \ (((scmd)->sense_buffer[0] & 0x70) == 0x70) -/* - * Special value for scanning to specify scanning or rescanning of all - * possible channels, (target) ids, or luns on a given shost. - */ -#define SCAN_WILD_CARD ~0 - /* hosts.c */ extern int scsi_init_hosts(void); extern void scsi_exit_hosts(void); @@ -50,10 +27,6 @@ extern void scsi_exit_hosts(void); extern int scsi_dispatch_cmd(struct scsi_cmnd *cmd); extern int scsi_setup_command_freelist(struct Scsi_Host *shost); extern void scsi_destroy_command_freelist(struct Scsi_Host *shost); -extern int scsi_insert_special_req(struct scsi_request *sreq, int); -extern void scsi_init_cmd_from_req(struct scsi_cmnd *cmd, - struct scsi_request *sreq); -extern void __scsi_release_request(struct scsi_request *sreq); extern void __scsi_done(struct scsi_cmnd *cmd); #ifdef CONFIG_SCSI_LOGGING void scsi_log_send(struct scsi_cmnd *cmd); @@ -65,30 +38,45 @@ static inline void scsi_log_completion(struct scsi_cmnd *cmd, int disposition) { }; #endif +/* scsi_scan.c */ +int scsi_complete_async_scans(void); + /* scsi_devinfo.c */ extern int scsi_get_device_flags(struct scsi_device *sdev, - unsigned char *vendor, unsigned char *model); + const unsigned char *vendor, + const unsigned char *model); extern int __init scsi_init_devinfo(void); extern void scsi_exit_devinfo(void); /* scsi_error.c */ +extern void scsi_add_timer(struct scsi_cmnd *, int, + void (*)(struct scsi_cmnd *)); +extern int scsi_delete_timer(struct scsi_cmnd *); extern void scsi_times_out(struct scsi_cmnd *cmd); extern int scsi_error_handler(void *host); extern int scsi_decide_disposition(struct scsi_cmnd *cmd); extern void scsi_eh_wakeup(struct Scsi_Host *shost); extern int scsi_eh_scmd_add(struct scsi_cmnd *, int); +void scsi_eh_ready_devs(struct Scsi_Host *shost, + struct list_head *work_q, + struct list_head *done_q); +int scsi_eh_get_sense(struct list_head *work_q, + struct list_head *done_q); /* scsi_lib.c */ extern int scsi_maybe_unblock_host(struct scsi_device *sdev); -extern void scsi_setup_cmd_retry(struct scsi_cmnd *cmd); extern void scsi_device_unbusy(struct scsi_device *sdev); extern int scsi_queue_insert(struct scsi_cmnd *cmd, int reason); extern void scsi_next_command(struct scsi_cmnd *cmd); +extern void scsi_io_completion(struct scsi_cmnd *, unsigned int); extern void scsi_run_host_queues(struct Scsi_Host *shost); extern struct request_queue *scsi_alloc_queue(struct scsi_device *sdev); extern void scsi_free_queue(struct request_queue *q); extern int scsi_init_queue(void); extern void scsi_exit_queue(void); +struct request_queue; +struct request; +extern int scsi_prep_fn(struct request_queue *, struct request *); /* scsi_proc.c */ #ifdef CONFIG_SCSI_PROC_FS @@ -130,15 +118,26 @@ extern void scsi_sysfs_unregister(void); extern void scsi_sysfs_device_initialize(struct scsi_device *); extern int scsi_sysfs_target_initialize(struct scsi_device *); extern struct scsi_transport_template blank_transport_template; +extern void __scsi_remove_device(struct scsi_device *); extern struct bus_type scsi_bus_type; +/* scsi_netlink.c */ +#ifdef CONFIG_SCSI_NETLINK +extern void scsi_netlink_init(void); +extern void scsi_netlink_exit(void); +extern struct sock *scsi_nl_sock; +#else +static inline void scsi_netlink_init(void) {} +static inline void scsi_netlink_exit(void) {} +#endif + /* * internal scsi timeout functions: for use by mid-layer and transport * classes. */ -#define SCSI_DEVICE_BLOCK_MAX_TIMEOUT (HZ*60) +#define SCSI_DEVICE_BLOCK_MAX_TIMEOUT 600 /* units in seconds */ extern int scsi_internal_device_block(struct scsi_device *sdev); extern int scsi_internal_device_unblock(struct scsi_device *sdev);