summaryrefslogtreecommitdiffstats
path: root/drivers/s390/block/dasd_int.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/block/dasd_int.h')
-rw-r--r--drivers/s390/block/dasd_int.h16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index fd63b2f2bda..8afd9fa0087 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -59,6 +59,11 @@
#include <asm/dasd.h>
#include <asm/idals.h>
+/* DASD discipline magic */
+#define DASD_ECKD_MAGIC 0xC5C3D2C4
+#define DASD_DIAG_MAGIC 0xC4C9C1C7
+#define DASD_FBA_MAGIC 0xC6C2C140
+
/*
* SECTION: Type definitions
*/
@@ -284,8 +289,7 @@ struct dasd_discipline {
dasd_erp_fn_t(*erp_postaction) (struct dasd_ccw_req *);
void (*dump_sense) (struct dasd_device *, struct dasd_ccw_req *,
struct irb *);
- void (*dump_sense_dbf) (struct dasd_device *, struct dasd_ccw_req *,
- struct irb *, char *);
+ void (*dump_sense_dbf) (struct dasd_device *, struct irb *, char *);
void (*handle_unsolicited_interrupt) (struct dasd_device *,
struct irb *);
@@ -536,14 +540,14 @@ dasd_check_blocksize(int bsize)
extern debug_info_t *dasd_debug_area;
extern struct dasd_profile_info_t dasd_global_profile;
extern unsigned int dasd_profile_level;
-extern struct block_device_operations dasd_device_operations;
+extern const struct block_device_operations dasd_device_operations;
extern struct kmem_cache *dasd_page_cache;
struct dasd_ccw_req *
-dasd_kmalloc_request(char *, int, int, struct dasd_device *);
+dasd_kmalloc_request(int , int, int, struct dasd_device *);
struct dasd_ccw_req *
-dasd_smalloc_request(char *, int, int, struct dasd_device *);
+dasd_smalloc_request(int , int, int, struct dasd_device *);
void dasd_kfree_request(struct dasd_ccw_req *, struct dasd_device *);
void dasd_sfree_request(struct dasd_ccw_req *, struct dasd_device *);
@@ -588,7 +592,7 @@ void dasd_generic_handle_state_change(struct dasd_device *);
int dasd_generic_pm_freeze(struct ccw_device *);
int dasd_generic_restore_device(struct ccw_device *);
-int dasd_generic_read_dev_chars(struct dasd_device *, char *, void *, int);
+int dasd_generic_read_dev_chars(struct dasd_device *, int, void *, int);
char *dasd_get_sense(struct irb *);
/* externals in dasd_devmap.c */