diff options
Diffstat (limited to 'drivers/scsi/aacraid/aacraid.h')
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 42484417cef7..4ab07861b457 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -15,11 +15,7 @@ #define AAC_MAX_LUN (8) #define AAC_MAX_HOSTPHYSMEMPAGES (0xfffff) -/* - * max_sectors is an unsigned short, otherwise limit is 0x100000000 / 512 - * Linux has starvation problems if we permit larger than 4MB I/O ... - */ -#define AAC_MAX_32BIT_SGBCOUNT ((unsigned short)8192) +#define AAC_MAX_32BIT_SGBCOUNT ((unsigned short)512) /* * These macros convert from physical channels to virtual channels @@ -845,6 +841,28 @@ struct aac_supplement_adapter_info #define AAC_SIS_VERSION_V3 3 #define AAC_SIS_SLOT_UNKNOWN 0xFF +#define GetBusInfo 0x00000009 +struct aac_bus_info { + __le32 Command; /* VM_Ioctl */ + __le32 ObjType; /* FT_DRIVE */ + __le32 MethodId; /* 1 = SCSI Layer */ + __le32 ObjectId; /* Handle */ + __le32 CtlCmd; /* GetBusInfo */ +}; + +struct aac_bus_info_response { + __le32 Status; /* ST_OK */ + __le32 ObjType; + __le32 MethodId; /* unused */ + __le32 ObjectId; /* unused */ + __le32 CtlCmd; /* unused */ + __le32 ProbeComplete; + __le32 BusCount; + __le32 TargetsPerBus; + u8 InitiatorBusId[10]; + u8 BusValid[10]; +}; + /* * Battery platforms */ @@ -934,6 +952,8 @@ struct aac_dev struct Scsi_Host *scsi_host_ptr; int maximum_num_containers; + int maximum_num_physicals; + int maximum_num_channels; struct fsa_dev_info *fsa_dev; pid_t thread_pid; int cardtype; |