struct dasd_block *block; /* the originating block device */
struct dasd_device *memdev; /* the device used to allocate this */
struct dasd_device *startdev; /* device the request is started on */
+ struct dasd_device *basedev; /* base device if no block->base */
void *cpaddr; /* address of ccw or tcw */
unsigned char cpmode; /* 0 = cmd mode, 1 = itcw */
char status; /* status of this request */
/* default expiration time*/
#define DASD_EXPIRES 300
#define DASD_EXPIRES_MAX 40000000
+#define DASD_RETRIES 256
+#define DASD_RETRIES_MAX 32768
/* per dasd_ccw_req flags */
#define DASD_CQR_FLAGS_USE_ERP 0 /* use ERP for this request */
*/
int (*basic_to_ready) (struct dasd_device *);
int (*online_to_ready) (struct dasd_device *);
- int (*ready_to_basic) (struct dasd_device *);
+ int (*basic_to_known)(struct dasd_device *);
/* (struct dasd_device *);
* Device operation functions. build_cp creates a ccw chain for
int (*term_IO) (struct dasd_ccw_req *);
void (*handle_terminated_request) (struct dasd_ccw_req *);
int (*format_device) (struct dasd_device *,
- struct format_data_t *);
+ struct format_data_t *, int enable_PAV);
int (*free_cp) (struct dasd_ccw_req *, struct request *);
/*
/* default expiration time in s */
unsigned long default_expires;
+ unsigned long default_retries;
+
+ unsigned long blk_timeout;
struct dentry *debugfs_dentry;
struct dasd_profile profile;
#define DASD_FLAG_SUSPENDED 9 /* The device was suspended */
#define DASD_FLAG_SAFE_OFFLINE 10 /* safe offline processing requested*/
#define DASD_FLAG_SAFE_OFFLINE_RUNNING 11 /* safe offline running */
+#define DASD_FLAG_ABORTALL 12 /* Abort all noretry requests */
+#define DASD_SLEEPON_START_TAG ((void *) 1)
+#define DASD_SLEEPON_END_TAG ((void *) 2)
void dasd_put_device_wake(struct dasd_device *);
struct dasd_block *dasd_alloc_block(void);
void dasd_free_block(struct dasd_block *);
+enum blk_eh_timer_return dasd_times_out(struct request *req);
+
void dasd_enable_device(struct dasd_device *);
void dasd_set_target_state(struct dasd_device *, int);
void dasd_kick_device(struct dasd_device *);