#define COPYRIGHT "Copyright (c) 1999-2004 " MODULEAUTHOR
#endif
-#define MPT_LINUX_VERSION_COMMON "3.01.18"
-#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.01.18"
+#define MPT_LINUX_VERSION_COMMON "3.01.16"
+#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.01.16"
#define WHAT_MAGIC_STRING "@" "(" "#" ")"
#define show_mptmod_ver(s,ver) \
MPTSCSIH_DRIVER, /* MPT SCSI host (initiator) class */
MPTLAN_DRIVER, /* MPT LAN class */
MPTSTM_DRIVER, /* MPT SCSI target mode class */
+ MPTDMP_DRIVER, /* MPT Dynamic Multi-pathing class */
MPTUNKNOWN_DRIVER
} MPT_DRIVER_CLASS;
typedef union _MPT_FRAME_TRACKER {
struct {
- struct list_head list;
+ struct _MPT_FRAME_HDR *forw;
+ struct _MPT_FRAME_HDR *back;
u32 arg1;
u32 pad;
void *argp1;
#define MPT_REQ_MSGFLAGS_DROPME 0x80
+/* Used for tracking the free request frames
+ * and free reply frames.
+ */
+typedef struct _MPT_Q_TRACKER {
+ MPT_FRAME_HDR *head;
+ MPT_FRAME_HDR *tail;
+} MPT_Q_TRACKER;
+
+
typedef struct _MPT_SGL_HDR {
SGESimple32_t sge[1];
} MPT_SGL_HDR;
SGESimple64_t sge[1];
} MPT_SGL64_HDR;
+
+typedef struct _Q_ITEM {
+ struct _Q_ITEM *forw;
+ struct _Q_ITEM *back;
+} Q_ITEM;
+
+typedef struct _Q_TRACKER {
+ struct _Q_ITEM *head;
+ struct _Q_ITEM *tail;
+} Q_TRACKER;
+
+/*
+ * Chip-specific stuff... FC929 delineates break between
+ * FC and Parallel SCSI parts. Do NOT re-order.
+ */
+
+typedef enum {
+ FC919X = 0x0819,
+ FC929X = 0x0829,
+ FC909 = 0x0909,
+ FC919 = 0x0919,
+ FC929 = 0x0929,
+ C1030 = 0x1030,
+ C1035 = 0x1035,
+ FCUNK = 0xFBAD
+} CHIP_TYPE;
+
/*
* System interface register set
*/
/*
* Dynamic Multi-Pathing specific stuff...
*/
+#define DMP_MAX_PATHS 8
+
+typedef struct _PathInfo {
+ u8 ioc;
+ u8 target;
+ u8 pad;
+ u8 pflags;
+} PathInfo;
+
+#define PATHINFO_FLAGS_OWNED 0x01
+#define PATHINFO_FLAGS_EXISTS 0x02
+#define PATHINFO_FLAGS_AVAILABLE 0x04
+#define PATHINFO_FLAGS_SECONDARY 0x08
+
+#define PFLAGS_EXISTS_AND_AVAIL (PATHINFO_FLAGS_EXISTS|PATHINFO_FLAGS_AVAILABLE)
+#define PFLAGS_AVAIL_AND_OWNED (PATHINFO_FLAGS_AVAILABLE|PATHINFO_FLAGS_OWNED)
+
+typedef struct _ScsiCmndTracker {
+ void *head;
+ void *tail;
+} ScsiCmndTracker;
/* VirtDevice negoFlags field */
#define MPT_TARGET_NO_NEGO_WIDE 0x01
/*
* VirtDevice - FC LUN device or SCSI target device
+ * (used to be FCSCSI_TARGET)
*/
typedef struct _VirtDevice {
+ struct _VirtDevice *forw;
+ struct _VirtDevice *back;
struct scsi_device *device;
+ rwlock_t VdevLock;
+ int ref_cnt;
u8 tflags;
u8 ioc_id;
u8 target_id;
u8 type; /* byte 0 of Inquiry data */
u8 cflags; /* controller flags */
u8 rsvd1raid;
+ int npaths;
u16 fc_phys_lun;
u16 fc_xlat_lun;
+ int stall_detected;
+ PathInfo path[DMP_MAX_PATHS];
+ struct timer_list stall_timer;
+ struct timer_list retry_timer;
+ struct timer_list gone_timer;
+ ScsiCmndTracker WaitQ;
+ ScsiCmndTracker SentQ;
+ ScsiCmndTracker DoneQ;
u32 num_luns;
u32 luns[8]; /* Max LUNs is 256 */
u8 pad[4];
#define MPT_TARGET_FLAGS_VALID_56 0x10
#define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20
+typedef struct _VirtDevTracker {
+ struct _VirtDevice *head;
+ struct _VirtDevice *tail;
+ rwlock_t VlistLock;
+ int pad;
+} VirtDevTracker;
+
+
/*
* /proc/mpt interface
*/
*/
typedef struct _MPT_ADAPTER
{
+ struct _MPT_ADAPTER *forw;
+ struct _MPT_ADAPTER *back;
int id; /* Unique adapter id N {0,1,2,...} */
int pci_irq; /* This irq */
char name[MPT_NAME_LENGTH]; /* "iocN" */
char *prod_name; /* "LSIFC9x9" */
SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */
SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */
- u8 bus_type;
u32 mem_phys; /* == f4020000 (mmap) */
u32 pio_mem_phys; /* Programmed IO (downloadboot) */
int mem_size; /* mmap memory size */
int *ChainToChain;
u8 *ChainBuffer;
dma_addr_t ChainBufferDMA;
- struct list_head FreeChainQ;
+ MPT_Q_TRACKER FreeChainQ;
spinlock_t FreeChainQlock;
+ CHIP_TYPE chip_type;
/* We (host driver) get to manage our own RequestQueue! */
dma_addr_t req_frames_dma;
MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */
int req_depth; /* Number of request frames */
int req_sz; /* Request frame size (bytes) */
spinlock_t FreeQlock;
- struct list_head FreeQ;
+ MPT_Q_TRACKER FreeQ;
/* Pool of SCSI sense buffers for commands coming from
* the SCSI mid-layer. We have one 256 byte sense buffer
* for each REQ entry.
u32 sense_buf_low_dma;
int mtrr_reg;
struct pci_dev *pcidev; /* struct pci_dev pointer */
- u8 __iomem *memmap; /* mmap address */
+ u8 *memmap; /* mmap address */
struct Scsi_Host *sh; /* Scsi Host pointer */
ScsiCfgData spi_data; /* Scsi config. data */
MPT_IOCTL *ioctl; /* ioctl data pointer */
int eventTypes; /* Event logging parameters */
int eventContext; /* Next event context */
int eventLogSize; /* Max number of cached events */
+#ifdef MPTSCSIH_DBG_TIMEOUT
+ int timeout_hard;
+ int timeout_delta;
+ int timeout_cnt;
+ int timeout_maxcnt;
+#endif
struct _mpt_ioctl_events *events; /* pointer to event log */
u8 *cached_fw; /* Pointer to FW */
dma_addr_t cached_fw_dma;
- struct list_head configQ; /* linked list of config. requests */
+ Q_TRACKER configQ; /* linked list of config. requests */
int hs_reply_idx;
#ifndef MFCNT
u32 pad0;
FCPortPage0_t fc_port_page0[2];
LANPage0_t lan_cnfg_page0;
LANPage1_t lan_cnfg_page1;
+#ifdef CONFIG_PM
+ u32 PciState[64]; /* save PCI state to this area */
+#endif
u8 FirstWhoInit;
u8 upload_fw; /* If set, do a fw upload */
u8 reload_fw; /* Force a FW Reload on next reset */
struct net_device *netdev;
} MPT_ADAPTER;
+
+typedef struct _MPT_ADAPTER_TRACKER {
+ MPT_ADAPTER *head;
+ MPT_ADAPTER *tail;
+} MPT_ADAPTER_TRACKER;
+
/*
* New return value convention:
* 1 = Ok to free associated request frame
#define MPT_INDEX_2_RFPTR(ioc,idx) \
(MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
+#define Q_INIT(q,type) (q)->head = (q)->tail = (type*)(q)
+#define Q_IS_EMPTY(q) ((Q_ITEM*)(q)->head == (Q_ITEM*)(q))
+
+#define Q_ADD_TAIL(qt,i,type) { \
+ Q_TRACKER *_qt = (Q_TRACKER*)(qt); \
+ Q_ITEM *oldTail = _qt->tail; \
+ (i)->forw = (type*)_qt; \
+ (i)->back = (type*)oldTail; \
+ oldTail->forw = (Q_ITEM*)(i); \
+ _qt->tail = (Q_ITEM*)(i); \
+}
+
+#define Q_ADD_HEAD(qt,i,type) { \
+ Q_TRACKER *_qt = (Q_TRACKER*)(qt); \
+ Q_ITEM *oldHead = _qt->head; \
+ (i)->forw = (type*)oldHead; \
+ (i)->back = (type*)_qt; \
+ oldHead->back = (Q_ITEM*)(i); \
+ _qt->head = (Q_ITEM*)(i); \
+}
+
+#define Q_DEL_ITEM(i) { \
+ Q_ITEM *_forw = (Q_ITEM*)(i)->forw; \
+ Q_ITEM *_back = (Q_ITEM*)(i)->back; \
+ _back->forw = _forw; \
+ _forw->back = _back; \
+}
+
+#define SWAB4(value) \
+ (u32)( (((value) & 0x000000ff) << 24) \
+ | (((value) & 0x0000ff00) << 8) \
+ | (((value) & 0x00ff0000) >> 8) \
+ | (((value) & 0xff000000) >> 24) )
+
+
#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
#define DBG_DUMP_REPLY_FRAME(mfp) \
{ u32 *m = (u32 *)(mfp); \
#define TM_STATE_IN_PROGRESS (1)
#define TM_STATE_ERROR (2)
-typedef enum {
- FC,
- SCSI,
- SAS
-} BUS_TYPE;
-
typedef struct _MPT_SCSI_HOST {
MPT_ADAPTER *ioc;
int port;
/* Pool of memory for holding SCpnts before doing
* OS callbacks. freeQ is the free pool.
*/
+ MPT_Q_TRACKER taskQ; /* TM request Q */
+ int taskQcnt;
u8 tmPending;
u8 resetPending;
+ u8 is_spi; /* Parallel SCSI i/f */
u8 negoNvram; /* DV disabled, nego NVRAM */
- u8 pad1;
+ u8 is_multipath; /* Multi-path compatible */
u8 tmState;
u8 rsvd[2];
MPT_FRAME_HDR *tmPtr; /* Ptr to TM request*/
/* Forward decl, a strange C thing, to prevent gcc compiler warnings */
struct scsi_cmnd;
+/*
+ * DMP service layer structure / API interface
+ */
+typedef struct _DmpServices {
+ VirtDevTracker VdevList;
+ struct semaphore *Daemon;
+ int (*ScsiPathSelect)
+ (struct scsi_cmnd *, MPT_SCSI_HOST **hd, int *target, int *lun);
+ int (*DmpIoDoneChk)
+ (MPT_SCSI_HOST *, struct scsi_cmnd *,
+ SCSIIORequest_t *,
+ SCSIIOReply_t *);
+ void (*mptscsih_scanVlist)
+ (MPT_SCSI_HOST *, int portnum);
+ int (*ScsiAbort)
+ (struct scsi_cmnd *);
+ int (*ScsiBusReset)
+ (struct scsi_cmnd *);
+} DmpServices_t;
+
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* Generic structure passed to the base mpt_config function.
*/
typedef struct _x_config_parms {
- struct list_head linkage; /* linked list */
+ Q_ITEM linkage; /* linked list */
struct timer_list timer; /* timer function for this request */
ConfigPageHeader_t *hdr;
dma_addr_t physAddr;
extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
+extern void mpt_add_chain(char *pAddr, u8 next, u16 length, dma_addr_t dma_addr);
extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
+extern int mpt_handshake_req_reply_wait(MPT_ADAPTER *ioc, int reqBytes, u32 *req, int replyBytes, u16 *u16reply, int maxwait, int sleepFlag);
extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
*/
extern struct list_head ioc_list;
extern struct proc_dir_entry *mpt_proc_root_dir;
+extern DmpServices_t *DmpService;
extern int mpt_lan_index; /* needed by mptlan.c */
extern int mpt_stm_index; /* needed by mptstm.c */
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
#endif /* } __KERNEL__ */
+/*
+ * More (public) macros...
+ */
+#ifndef offsetof
+#define offsetof(t, m) ((size_t) (&((t *)0)->m))
+#endif
+
#if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__)
#define CAST_U32_TO_PTR(x) ((void *)(u64)x)
#define CAST_PTR_TO_U32(x) ((u32)(u64)x)
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