1 files changed, 126 insertions, 78 deletions

diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h
index 12d71387ed9a..3e0abdf76689 100644
--- a/drivers/scsi/hpsa_cmd.h
+++ b/drivers/scsi/hpsa_cmd.h
@@ -101,19 +101,20 @@
 #define CFGTBL_AccCmds          0x00000001l
 
 #define CFGTBL_Trans_Simple     0x00000002l
+#define CFGTBL_Trans_Performant 0x00000004l
 
 #define CFGTBL_BusType_Ultra2   0x00000001l
 #define CFGTBL_BusType_Ultra3   0x00000002l
 #define CFGTBL_BusType_Fibre1G  0x00000100l
 #define CFGTBL_BusType_Fibre2G  0x00000200l
 struct vals32 {
-        __u32   lower;
-        __u32   upper;
+        u32   lower;
+        u32   upper;
 };
 
 union u64bit {
         struct vals32 val32;
-        __u64 val;
+        u64 val;
 };
 
 /* FIXME this is a per controller value (barf!) */
@@ -126,34 +127,34 @@ union u64bit {
 
 #define HPSA_INQUIRY 0x12
 struct InquiryData {
-        __u8 data_byte[36];
+        u8 data_byte[36];
 };
 
 #define HPSA_REPORT_LOG 0xc2    /* Report Logical LUNs */
 #define HPSA_REPORT_PHYS 0xc3   /* Report Physical LUNs */
 struct ReportLUNdata {
-        __u8 LUNListLength[4];
-        __u32 reserved;
-        __u8 LUN[HPSA_MAX_LUN][8];
+        u8 LUNListLength[4];
+        u32 reserved;
+        u8 LUN[HPSA_MAX_LUN][8];
 };
 
 struct ReportExtendedLUNdata {
-        __u8 LUNListLength[4];
-        __u8 extended_response_flag;
-        __u8 reserved[3];
-        __u8 LUN[HPSA_MAX_LUN][24];
+        u8 LUNListLength[4];
+        u8 extended_response_flag;
+        u8 reserved[3];
+        u8 LUN[HPSA_MAX_LUN][24];
 };
 
 struct SenseSubsystem_info {
-        __u8 reserved[36];
-        __u8 portname[8];
-        __u8 reserved1[1108];
+        u8 reserved[36];
+        u8 portname[8];
+        u8 reserved1[1108];
 };
 
 #define HPSA_READ_CAPACITY 0x25 /* Read Capacity */
 struct ReadCapdata {
-        __u8 total_size[4];     /* Total size in blocks */
-        __u8 block_size[4];     /* Size of blocks in bytes */
+        u8 total_size[4];       /* Total size in blocks */
+        u8 block_size[4];       /* Size of blocks in bytes */
 };
 
 #if 0
@@ -174,112 +175,131 @@ struct ReadCapdata {
 /* Command List Structure */
 union SCSI3Addr {
         struct {
-                __u8 Dev;
-                __u8 Bus:6;
-                __u8 Mode:2;        /* b00 */
+                u8 Dev;
+                u8 Bus:6;
+                u8 Mode:2;        /* b00 */
         } PeripDev;
         struct {
-                __u8 DevLSB;
-                __u8 DevMSB:6;
-                __u8 Mode:2;        /* b01 */
+                u8 DevLSB;
+                u8 DevMSB:6;
+                u8 Mode:2;        /* b01 */
         } LogDev;
         struct {
-                __u8 Dev:5;
-                __u8 Bus:3;
-                __u8 Targ:6;
-                __u8 Mode:2;        /* b10 */
+                u8 Dev:5;
+                u8 Bus:3;
+                u8 Targ:6;
+                u8 Mode:2;        /* b10 */
         } LogUnit;
 };
 
 struct PhysDevAddr {
-        __u32             TargetId:24;
-        __u32             Bus:6;
-        __u32             Mode:2;
+        u32             TargetId:24;
+        u32             Bus:6;
+        u32             Mode:2;
         /* 2 level target device addr */
         union SCSI3Addr  Target[2];
 };
 
 struct LogDevAddr {
-        __u32            VolId:30;
-        __u32            Mode:2;
-        __u8             reserved[4];
+        u32            VolId:30;
+        u32            Mode:2;
+        u8             reserved[4];
 };
 
 union LUNAddr {
-        __u8               LunAddrBytes[8];
+        u8               LunAddrBytes[8];
         union SCSI3Addr    SCSI3Lun[4];
         struct PhysDevAddr PhysDev;
         struct LogDevAddr  LogDev;
 };
 
 struct CommandListHeader {
-        __u8              ReplyQueue;
-        __u8              SGList;
-        __u16             SGTotal;
+        u8              ReplyQueue;
+        u8              SGList;
+        u16             SGTotal;
         struct vals32     Tag;
         union LUNAddr     LUN;
 };
 
 struct RequestBlock {
-        __u8   CDBLen;
+        u8   CDBLen;
         struct {
-                __u8 Type:3;
-                __u8 Attribute:3;
-                __u8 Direction:2;
+                u8 Type:3;
+                u8 Attribute:3;
+                u8 Direction:2;
         } Type;
-        __u16  Timeout;
-        __u8   CDB[16];
+        u16  Timeout;
+        u8   CDB[16];
 };
 
 struct ErrDescriptor {
         struct vals32 Addr;
-        __u32  Len;
+        u32  Len;
 };
 
 struct SGDescriptor {
         struct vals32 Addr;
-        __u32  Len;
-        __u32  Ext;
+        u32  Len;
+        u32  Ext;
 };
 
 union MoreErrInfo {
         struct {
-                __u8  Reserved[3];
-                __u8  Type;
-                __u32 ErrorInfo;
+                u8  Reserved[3];
+                u8  Type;
+                u32 ErrorInfo;
         } Common_Info;
         struct {
-                __u8  Reserved[2];
-                __u8  offense_size; /* size of offending entry */
-                __u8  offense_num;  /* byte # of offense 0-base */
-                __u32 offense_value;
+                u8  Reserved[2];
+                u8  offense_size; /* size of offending entry */
+                u8  offense_num;  /* byte # of offense 0-base */
+                u32 offense_value;
         } Invalid_Cmd;
 };
 struct ErrorInfo {
-        __u8               ScsiStatus;
-        __u8               SenseLen;
-        __u16              CommandStatus;
-        __u32              ResidualCnt;
+        u8               ScsiStatus;
+        u8               SenseLen;
+        u16              CommandStatus;
+        u32              ResidualCnt;
         union MoreErrInfo  MoreErrInfo;
-        __u8               SenseInfo[SENSEINFOBYTES];
+        u8               SenseInfo[SENSEINFOBYTES];
 };
 /* Command types */
 #define CMD_IOCTL_PEND  0x01
 #define CMD_SCSI        0x03
 
+/* This structure needs to be divisible by 32 for new
+ * indexing method and performant mode.
+ */
+#define PAD32 32
+#define PAD64DIFF 0
+#define USEEXTRA ((sizeof(void *) - 4)/4)
+#define PADSIZE (PAD32 + PAD64DIFF * USEEXTRA)
+
+#define DIRECT_LOOKUP_SHIFT 5
+#define DIRECT_LOOKUP_BIT 0x10
+
+#define HPSA_ERROR_BIT          0x02
 struct ctlr_info; /* defined in hpsa.h */
-/* The size of this structure needs to be divisible by 8
- * od on all architectures, because the controller uses 2
- * lower bits of the address, and the driver uses 1 lower
- * bit (3 bits total.)
+/* The size of this structure needs to be divisible by 32
+ * on all architectures because low 5 bits of the addresses
+ * are used as follows:
+ *
+ * bit 0: to device, used to indicate "performant mode" command
+ *        from device, indidcates error status.
+ * bit 1-3: to device, indicates block fetch table entry for
+ *          reducing DMA in fetching commands from host memory.
+ * bit 4: used to indicate whether tag is "direct lookup" (index),
+ *        or a bus address.
  */
+
 struct CommandList {
         struct CommandListHeader Header;
         struct RequestBlock      Request;
         struct ErrDescriptor     ErrDesc;
         struct SGDescriptor      SG[MAXSGENTRIES];
         /* information associated with the command */
-        __u32                      busaddr; /* physical addr of this record */
+        u32                        busaddr; /* physical addr of this record */
         struct ErrorInfo *err_info; /* pointer to the allocated mem */
         struct ctlr_info           *h;
         int                        cmd_type;
@@ -291,35 +311,63 @@ struct CommandList {
         struct completion *waiting;
         int      retry_count;
         void   *scsi_cmd;
+
+/* on 64 bit architectures, to get this to be 32-byte-aligned
+ * it so happens we need no padding, on 32 bit systems,
+ * we need 8 bytes of padding.   This does that.
+ */
+#define COMMANDLIST_PAD ((8 - sizeof(long))/4 * 8)
+        u8 pad[COMMANDLIST_PAD];
+
 };
 
 /* Configuration Table Structure */
 struct HostWrite {
-        __u32 TransportRequest;
-        __u32 Reserved;
-        __u32 CoalIntDelay;
-        __u32 CoalIntCount;
+        u32 TransportRequest;
+        u32 Reserved;
+        u32 CoalIntDelay;
+        u32 CoalIntCount;
 };
 
+#define SIMPLE_MODE     0x02
+#define PERFORMANT_MODE 0x04
+#define MEMQ_MODE       0x08
+
 struct CfgTable {
-        __u8             Signature[4];
-        __u32            SpecValence;
-        __u32            TransportSupport;
-        __u32            TransportActive;
-        struct HostWrite HostWrite;
-        __u32            CmdsOutMax;
-        __u32            BusTypes;
-        __u32            Reserved;
-        __u8             ServerName[16];
-        __u32            HeartBeat;
-        __u32            SCSI_Prefetch;
+        u8            Signature[4];
+        u32             SpecValence;
+        u32           TransportSupport;
+        u32           TransportActive;
+        struct          HostWrite HostWrite;
+        u32           CmdsOutMax;
+        u32           BusTypes;
+        u32           TransMethodOffset;
+        u8            ServerName[16];
+        u32           HeartBeat;
+        u32           SCSI_Prefetch;
+        u32             MaxScatterGatherElements;
+        u32             MaxLogicalUnits;
+        u32             MaxPhysicalDevices;
+        u32             MaxPhysicalDrivesPerLogicalUnit;
+        u32             MaxPerformantModeCommands;
+};
+
+#define NUM_BLOCKFETCH_ENTRIES 8
+struct TransTable_struct {
+        u32            BlockFetch[NUM_BLOCKFETCH_ENTRIES];
+        u32            RepQSize;
+        u32            RepQCount;
+        u32            RepQCtrAddrLow32;
+        u32            RepQCtrAddrHigh32;
+        u32            RepQAddr0Low32;
+        u32            RepQAddr0High32;
 };
 
 struct hpsa_pci_info {
         unsigned char   bus;
         unsigned char   dev_fn;
         unsigned short  domain;
-        __u32           board_id;
+        u32             board_id;
 };
 
 #pragma pack()