SCSIIORequest_t *pReq, int req_idx);
static void mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx);
static void mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply);
-static int mptscsih_tm_pending_wait(MPT_SCSI_HOST * hd);
-static int mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout );
-static int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout);
+int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id,
+ int lun, int ctx2abort, ulong timeout);
int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
+static void
+mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code);
+static int mptscsih_get_completion_code(MPT_ADAPTER *ioc,
+ MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd);
static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice);
+static int
+mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type,
+ SCSITaskMgmtReply_t *pScsiTmReply);
void mptscsih_remove(struct pci_dev *);
void mptscsih_shutdown(struct pci_dev *);
#ifdef CONFIG_PM
#define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_add_sge - Place a simple SGE at address pAddr.
- * @pAddr: virtual address for SGE
- * @flagslength: SGE flags and data transfer length
- * @dma_addr: Physical address
- *
- * This routine places a MPT request frame back on the MPT adapter's
- * FreeQ.
- */
-static inline void
-mptscsih_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr)
-{
- if (sizeof(dma_addr_t) == sizeof(u64)) {
- SGESimple64_t *pSge = (SGESimple64_t *) pAddr;
- u32 tmp = dma_addr & 0xFFFFFFFF;
-
- pSge->FlagsLength = cpu_to_le32(flagslength);
- pSge->Address.Low = cpu_to_le32(tmp);
- tmp = (u32) ((u64)dma_addr >> 32);
- pSge->Address.High = cpu_to_le32(tmp);
-
- } else {
- SGESimple32_t *pSge = (SGESimple32_t *) pAddr;
- pSge->FlagsLength = cpu_to_le32(flagslength);
- pSge->Address = cpu_to_le32(dma_addr);
- }
-} /* mptscsih_add_sge() */
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_add_chain - Place a chain SGE at address pAddr.
- * @pAddr: virtual address for SGE
- * @next: nextChainOffset value (u32's)
- * @length: length of next SGL segment
- * @dma_addr: Physical address
- *
- * This routine places a MPT request frame back on the MPT adapter's
- * FreeQ.
- */
-static inline void
-mptscsih_add_chain(char *pAddr, u8 next, u16 length, dma_addr_t dma_addr)
-{
- if (sizeof(dma_addr_t) == sizeof(u64)) {
- SGEChain64_t *pChain = (SGEChain64_t *) pAddr;
- u32 tmp = dma_addr & 0xFFFFFFFF;
-
- pChain->Length = cpu_to_le16(length);
- pChain->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | mpt_addr_size();
-
- pChain->NextChainOffset = next;
-
- pChain->Address.Low = cpu_to_le32(tmp);
- tmp = (u32) ((u64)dma_addr >> 32);
- pChain->Address.High = cpu_to_le32(tmp);
- } else {
- SGEChain32_t *pChain = (SGEChain32_t *) pAddr;
- pChain->Length = cpu_to_le16(length);
- pChain->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | mpt_addr_size();
- pChain->NextChainOffset = next;
- pChain->Address = cpu_to_le32(dma_addr);
- }
-} /* mptscsih_add_chain() */
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
*/
nextSGEset:
- numSgeSlots = ((frm_sz - sgeOffset) / (sizeof(u32) + sizeof(dma_addr_t)) );
+ numSgeSlots = ((frm_sz - sgeOffset) / ioc->SGE_size);
numSgeThisFrame = (sges_left < numSgeSlots) ? sges_left : numSgeSlots;
- sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | MPT_SGE_FLAGS_ADDRESSING | sgdir;
+ sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | sgdir;
/* Get first (num - 1) SG elements
* Skip any SG entries with a length of 0
}
v2 = sg_dma_address(sg);
- mptscsih_add_sge(psge, sgflags | thisxfer, v2);
+ ioc->add_sge(psge, sgflags | thisxfer, v2);
sg = sg_next(sg); /* Get next SG element from the OS */
- psge += (sizeof(u32) + sizeof(dma_addr_t));
- sgeOffset += (sizeof(u32) + sizeof(dma_addr_t));
+ psge += ioc->SGE_size;
+ sgeOffset += ioc->SGE_size;
sg_done++;
}
thisxfer = sg_dma_len(sg);
v2 = sg_dma_address(sg);
- mptscsih_add_sge(psge, sgflags | thisxfer, v2);
- /*
- sg = sg_next(sg);
- psge += (sizeof(u32) + sizeof(dma_addr_t));
- */
- sgeOffset += (sizeof(u32) + sizeof(dma_addr_t));
+ ioc->add_sge(psge, sgflags | thisxfer, v2);
+ sgeOffset += ioc->SGE_size;
sg_done++;
if (chainSge) {
* Update the chain element
* Offset and Length fields.
*/
- mptscsih_add_chain((char *)chainSge, 0, sgeOffset, ioc->ChainBufferDMA + chain_dma_off);
+ ioc->add_chain((char *)chainSge, 0, sgeOffset,
+ ioc->ChainBufferDMA + chain_dma_off);
} else {
/* The current buffer is the original MF
* and there is no Chain buffer.
* set properly).
*/
if (sg_done) {
- u32 *ptmp = (u32 *) (psge - (sizeof(u32) + sizeof(dma_addr_t)));
+ u32 *ptmp = (u32 *) (psge - ioc->SGE_size);
sgflags = le32_to_cpu(*ptmp);
sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT;
*ptmp = cpu_to_le32(sgflags);
* Old chain element is now complete.
*/
u8 nextChain = (u8) (sgeOffset >> 2);
- sgeOffset += (sizeof(u32) + sizeof(dma_addr_t));
- mptscsih_add_chain((char *)chainSge, nextChain, sgeOffset, ioc->ChainBufferDMA + chain_dma_off);
+ sgeOffset += ioc->SGE_size;
+ ioc->add_chain((char *)chainSge, nextChain, sgeOffset,
+ ioc->ChainBufferDMA + chain_dma_off);
} else {
/* The original MF buffer requires a chain buffer -
* set the offset.
pScsiReq->CDBLength = SCpnt->cmd_len;
pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
pScsiReq->Reserved = 0;
- pScsiReq->MsgFlags = mpt_msg_flags();
+ pScsiReq->MsgFlags = mpt_msg_flags(ioc);
int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN);
pScsiReq->Control = cpu_to_le32(scsictl);
*/
if (datalen == 0) {
/* Add a NULL SGE */
- mptscsih_add_sge((char *)&pScsiReq->SGL, MPT_SGE_FLAGS_SSIMPLE_READ | 0,
+ ioc->add_sge((char *)&pScsiReq->SGL,
+ MPT_SGE_FLAGS_SSIMPLE_READ | 0,
(dma_addr_t) -1);
} else {
/* Add a 32 or 64 bit SGE */
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/**
- * mptscsih_TMHandler - Generic handler for SCSI Task Management.
- * @hd: Pointer to MPT SCSI HOST structure
+ * mptscsih_IssueTaskMgmt - Generic send Task Management function.
+ * @hd: Pointer to MPT_SCSI_HOST structure
* @type: Task Management type
* @channel: channel number for task management
* @id: Logical Target ID for reset (if appropriate)
* @ctx2abort: Context for the task to be aborted (if appropriate)
* @timeout: timeout for task management control
*
- * Fall through to mpt_HardResetHandler if: not operational, too many
- * failed TM requests or handshake failure.
+ * Remark: _HardResetHandler can be invoked from an interrupt thread (timer)
+ * or a non-interrupt thread. In the former, must not call schedule().
*
- * Remark: Currently invoked from a non-interrupt thread (_bh).
+ * Not all fields are meaningfull for all task types.
*
- * Note: With old EH code, at most 1 SCSI TaskMgmt function per IOC
- * will be active.
+ * Returns 0 for SUCCESS, or FAILED.
*
- * Returns 0 for SUCCESS, or %FAILED.
**/
int
-mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout)
+mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
+ int ctx2abort, ulong timeout)
{
- MPT_ADAPTER *ioc;
- int rc = -1;
+ MPT_FRAME_HDR *mf;
+ SCSITaskMgmt_t *pScsiTm;
+ int ii;
+ int retval;
+ MPT_ADAPTER *ioc = hd->ioc;
+ unsigned long timeleft;
+ u8 issue_hard_reset;
u32 ioc_raw_state;
- unsigned long flags;
-
- ioc = hd->ioc;
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TMHandler Entered!\n", ioc->name));
-
- // SJR - CHECKME - Can we avoid this here?
- // (mpt_HardResetHandler has this check...)
- spin_lock_irqsave(&ioc->diagLock, flags);
- if ((ioc->diagPending) || (ioc->alt_ioc && ioc->alt_ioc->diagPending)) {
- spin_unlock_irqrestore(&ioc->diagLock, flags);
- return FAILED;
- }
- spin_unlock_irqrestore(&ioc->diagLock, flags);
-
- /* Wait a fixed amount of time for the TM pending flag to be cleared.
- * If we time out and not bus reset, then we return a FAILED status
- * to the caller.
- * The call to mptscsih_tm_pending_wait() will set the pending flag
- * if we are
- * successful. Otherwise, reload the FW.
- */
- if (mptscsih_tm_pending_wait(hd) == FAILED) {
- if (type == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK) {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TMHandler abort: "
- "Timed out waiting for last TM (%d) to complete! \n",
- ioc->name, hd->tmPending));
- return FAILED;
- } else if (type == MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET) {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TMHandler target "
- "reset: Timed out waiting for last TM (%d) "
- "to complete! \n", ioc->name,
- hd->tmPending));
- return FAILED;
- } else if (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TMHandler bus reset: "
- "Timed out waiting for last TM (%d) to complete! \n",
- ioc->name, hd->tmPending));
- return FAILED;
- }
- } else {
- spin_lock_irqsave(&ioc->FreeQlock, flags);
- hd->tmPending |= (1 << type);
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
- }
+ unsigned long time_count;
+ issue_hard_reset = 0;
ioc_raw_state = mpt_GetIocState(ioc, 0);
if ((ioc_raw_state & MPI_IOC_STATE_MASK) != MPI_IOC_STATE_OPERATIONAL) {
printk(MYIOC_s_WARN_FMT
- "TM Handler for type=%x: IOC Not operational (0x%x)!\n",
+ "TaskMgmt type=%x: IOC Not operational (0x%x)!\n",
ioc->name, type, ioc_raw_state);
- printk(MYIOC_s_WARN_FMT " Issuing HardReset!!\n", ioc->name);
+ printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n",
+ ioc->name, __func__);
if (mpt_HardResetHandler(ioc, CAN_SLEEP) < 0)
- printk(MYIOC_s_WARN_FMT "TMHandler: HardReset "
+ printk(MYIOC_s_WARN_FMT "TaskMgmt HardReset "
"FAILED!!\n", ioc->name);
- return FAILED;
+ return 0;
}
if (ioc_raw_state & MPI_DOORBELL_ACTIVE) {
printk(MYIOC_s_WARN_FMT
- "TM Handler for type=%x: ioc_state: "
+ "TaskMgmt type=%x: ioc_state: "
"DOORBELL_ACTIVE (0x%x)!\n",
ioc->name, type, ioc_raw_state);
return FAILED;
}
- /* Isse the Task Mgmt request.
- */
- if (hd->hard_resets < -1)
- hd->hard_resets++;
-
- rc = mptscsih_IssueTaskMgmt(hd, type, channel, id, lun,
- ctx2abort, timeout);
- if (rc)
- printk(MYIOC_s_INFO_FMT "Issue of TaskMgmt failed!\n",
- ioc->name);
- else
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Issue of TaskMgmt Successful!\n",
- ioc->name));
-
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
- "TMHandler rc = %d!\n", ioc->name, rc));
-
- return rc;
-}
-
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_IssueTaskMgmt - Generic send Task Management function.
- * @hd: Pointer to MPT_SCSI_HOST structure
- * @type: Task Management type
- * @channel: channel number for task management
- * @id: Logical Target ID for reset (if appropriate)
- * @lun: Logical Unit for reset (if appropriate)
- * @ctx2abort: Context for the task to be aborted (if appropriate)
- * @timeout: timeout for task management control
- *
- * Remark: _HardResetHandler can be invoked from an interrupt thread (timer)
- * or a non-interrupt thread. In the former, must not call schedule().
- *
- * Not all fields are meaningfull for all task types.
- *
- * Returns 0 for SUCCESS, or FAILED.
- *
- **/
-static int
-mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout)
-{
- MPT_FRAME_HDR *mf;
- SCSITaskMgmt_t *pScsiTm;
- int ii;
- int retval;
- MPT_ADAPTER *ioc = hd->ioc;
+ mutex_lock(&ioc->taskmgmt_cmds.mutex);
+ if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
+ mf = NULL;
+ retval = FAILED;
+ goto out;
+ }
/* Return Fail to calling function if no message frames available.
*/
if ((mf = mpt_get_msg_frame(ioc->TaskCtx, ioc)) == NULL) {
- dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "IssueTaskMgmt, no msg frames!!\n",
- ioc->name));
- return FAILED;
+ dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
+ "TaskMgmt no msg frames!!\n", ioc->name));
+ retval = FAILED;
+ mpt_clear_taskmgmt_in_progress_flag(ioc);
+ goto out;
}
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "IssueTaskMgmt request @ %p\n",
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n",
ioc->name, mf));
/* Format the Request
pScsiTm->TaskMsgContext = ctx2abort;
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "IssueTaskMgmt: ctx2abort (0x%08x) "
- "type=%d\n", ioc->name, ctx2abort, type));
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt: ctx2abort (0x%08x) "
+ "task_type = 0x%02X, timeout = %ld\n", ioc->name, ctx2abort,
+ type, timeout));
DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)pScsiTm);
+ INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status)
+ time_count = jiffies;
if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
(ioc->facts.MsgVersion >= MPI_VERSION_01_05))
mpt_put_msg_frame_hi_pri(ioc->TaskCtx, ioc, mf);
retval = mpt_send_handshake_request(ioc->TaskCtx, ioc,
sizeof(SCSITaskMgmt_t), (u32*)pScsiTm, CAN_SLEEP);
if (retval) {
- dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "send_handshake FAILED!"
- " (hd %p, ioc %p, mf %p, rc=%d) \n", ioc->name, hd,
- ioc, mf, retval));
- goto fail_out;
+ dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
+ "TaskMgmt handshake FAILED!(mf=%p, rc=%d) \n",
+ ioc->name, mf, retval));
+ mpt_free_msg_frame(ioc, mf);
+ mpt_clear_taskmgmt_in_progress_flag(ioc);
+ goto out;
}
}
- if(mptscsih_tm_wait_for_completion(hd, timeout) == FAILED) {
- dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "task management request TIMED OUT!"
- " (hd %p, ioc %p, mf %p) \n", ioc->name, hd,
- ioc, mf));
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling HardReset! \n",
- ioc->name));
- retval = mpt_HardResetHandler(ioc, CAN_SLEEP);
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "rc=%d \n",
- ioc->name, retval));
- goto fail_out;
+ timeleft = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done,
+ timeout*HZ);
+ if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
+ retval = FAILED;
+ dtmprintk(ioc, printk(MYIOC_s_ERR_FMT
+ "TaskMgmt TIMED OUT!(mf=%p)\n", ioc->name, mf));
+ mpt_clear_taskmgmt_in_progress_flag(ioc);
+ if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
+ goto out;
+ issue_hard_reset = 1;
+ goto out;
}
- /*
- * Handle success case, see if theres a non-zero ioc_status.
- */
- if (hd->tm_iocstatus == MPI_IOCSTATUS_SUCCESS ||
- hd->tm_iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED ||
- hd->tm_iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED)
- retval = 0;
- else
- retval = FAILED;
+ retval = mptscsih_taskmgmt_reply(ioc, type,
+ (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply);
- return retval;
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "TaskMgmt completed (%d seconds)\n",
+ ioc->name, jiffies_to_msecs(jiffies - time_count)/1000));
- fail_out:
+ out:
- /*
- * Free task management mf, and corresponding tm flags
- */
- mpt_free_msg_frame(ioc, mf);
- hd->tmPending = 0;
- hd->tmState = TM_STATE_NONE;
- return FAILED;
+ CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
+ if (issue_hard_reset) {
+ printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
+ ioc->name, __func__);
+ retval = mpt_HardResetHandler(ioc, CAN_SLEEP);
+ mpt_free_msg_frame(ioc, mf);
+ }
+
+ retval = (retval == 0) ? 0 : FAILED;
+ mutex_unlock(&ioc->taskmgmt_cmds.mutex);
+ return retval;
}
+EXPORT_SYMBOL(mptscsih_IssueTaskMgmt);
static int
mptscsih_get_tm_timeout(MPT_ADAPTER *ioc)
hd->abortSCpnt = SCpnt;
- retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
- vdevice->vtarget->channel, vdevice->vtarget->id, vdevice->lun,
- ctx2abort, mptscsih_get_tm_timeout(ioc));
+ retval = mptscsih_IssueTaskMgmt(hd,
+ MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
+ vdevice->vtarget->channel,
+ vdevice->vtarget->id, vdevice->lun,
+ ctx2abort, mptscsih_get_tm_timeout(ioc));
if (SCPNT_TO_LOOKUP_IDX(ioc, SCpnt) == scpnt_idx &&
SCpnt->serial_number == sn)
goto out;
}
- retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
- vdevice->vtarget->channel, vdevice->vtarget->id, 0, 0,
- mptscsih_get_tm_timeout(ioc));
+ retval = mptscsih_IssueTaskMgmt(hd,
+ MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
+ vdevice->vtarget->channel,
+ vdevice->vtarget->id, 0, 0,
+ mptscsih_get_tm_timeout(ioc));
out:
printk (MYIOC_s_INFO_FMT "target reset: %s (sc=%p)\n",
hd->timeouts++;
vdevice = SCpnt->device->hostdata;
- retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
- vdevice->vtarget->channel, 0, 0, 0, mptscsih_get_tm_timeout(ioc));
+ retval = mptscsih_IssueTaskMgmt(hd,
+ MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+ vdevice->vtarget->channel, 0, 0, 0,
+ mptscsih_get_tm_timeout(ioc));
printk(MYIOC_s_INFO_FMT "bus reset: %s (sc=%p)\n",
ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt);
return retval;
}
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_tm_pending_wait - wait for pending task management request to complete
- * @hd: Pointer to MPT host structure.
- *
- * Returns {SUCCESS,FAILED}.
- */
static int
-mptscsih_tm_pending_wait(MPT_SCSI_HOST * hd)
+mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type,
+ SCSITaskMgmtReply_t *pScsiTmReply)
{
- unsigned long flags;
- int loop_count = 4 * 10; /* Wait 10 seconds */
- int status = FAILED;
- MPT_ADAPTER *ioc = hd->ioc;
+ u16 iocstatus;
+ u32 termination_count;
+ int retval;
- do {
- spin_lock_irqsave(&ioc->FreeQlock, flags);
- if (hd->tmState == TM_STATE_NONE) {
- hd->tmState = TM_STATE_IN_PROGRESS;
- hd->tmPending = 1;
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
- status = SUCCESS;
- break;
- }
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
- msleep(250);
- } while (--loop_count);
+ if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
+ retval = FAILED;
+ goto out;
+ }
- return status;
-}
+ DBG_DUMP_TM_REPLY_FRAME(ioc, (u32 *)pScsiTmReply);
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/**
- * mptscsih_tm_wait_for_completion - wait for completion of TM task
- * @hd: Pointer to MPT host structure.
- * @timeout: timeout value
- *
- * Returns {SUCCESS,FAILED}.
- */
-static int
-mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout )
-{
- unsigned long flags;
- int loop_count = 4 * timeout;
- int status = FAILED;
- MPT_ADAPTER *ioc = hd->ioc;
+ iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK;
+ termination_count = le32_to_cpu(pScsiTmReply->TerminationCount);
- do {
- spin_lock_irqsave(&ioc->FreeQlock, flags);
- if(hd->tmPending == 0) {
- status = SUCCESS;
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
- break;
- }
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
- msleep(250);
- } while (--loop_count);
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "TaskMgmt fw_channel = %d, fw_id = %d, task_type = 0x%02X,\n"
+ "\tiocstatus = 0x%04X, loginfo = 0x%08X, response_code = 0x%02X,\n"
+ "\tterm_cmnds = %d\n", ioc->name, pScsiTmReply->Bus,
+ pScsiTmReply->TargetID, type, le16_to_cpu(pScsiTmReply->IOCStatus),
+ le32_to_cpu(pScsiTmReply->IOCLogInfo), pScsiTmReply->ResponseCode,
+ termination_count));
+
+ if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 &&
+ pScsiTmReply->ResponseCode)
+ mptscsih_taskmgmt_response_code(ioc,
+ pScsiTmReply->ResponseCode);
- return status;
+ if (iocstatus == MPI_IOCSTATUS_SUCCESS) {
+ retval = 0;
+ goto out;
+ }
+
+ retval = FAILED;
+ if (type == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK) {
+ if (termination_count == 1)
+ retval = 0;
+ goto out;
+ }
+
+ if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED ||
+ iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED)
+ retval = 0;
+
+ out:
+ return retval;
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
* Returns 1 indicating alloc'd request frame ptr should be freed.
**/
int
-mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
+mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf,
+ MPT_FRAME_HDR *mr)
{
- SCSITaskMgmtReply_t *pScsiTmReply;
- SCSITaskMgmt_t *pScsiTmReq;
- MPT_SCSI_HOST *hd;
- unsigned long flags;
- u16 iocstatus;
- u8 tmType;
- u32 termination_count;
-
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt completed (mf=%p,mr=%p)\n",
- ioc->name, mf, mr));
- if (!ioc->sh) {
- dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
- "TaskMgmt Complete: NULL Scsi Host Ptr\n", ioc->name));
- return 1;
- }
-
- if (mr == NULL) {
- dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
- "ERROR! TaskMgmt Reply: NULL Request %p\n", ioc->name, mf));
- return 1;
- }
-
- hd = shost_priv(ioc->sh);
- pScsiTmReply = (SCSITaskMgmtReply_t*)mr;
- pScsiTmReq = (SCSITaskMgmt_t*)mf;
- tmType = pScsiTmReq->TaskType;
- iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK;
- termination_count = le32_to_cpu(pScsiTmReply->TerminationCount);
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "TaskMgmt completed (mf=%p, mr=%p)\n", ioc->name, mf, mr));
- if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 &&
- pScsiTmReply->ResponseCode)
- mptscsih_taskmgmt_response_code(ioc,
- pScsiTmReply->ResponseCode);
- DBG_DUMP_TM_REPLY_FRAME(ioc, (u32 *)pScsiTmReply);
+ ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
-#ifdef CONFIG_FUSION_LOGGING
- if ((ioc->debug_level & MPT_DEBUG_REPLY) ||
- (ioc->debug_level & MPT_DEBUG_TM ))
- printk("%s: ha=%d [%d:%d:0] task_type=0x%02X "
- "iocstatus=0x%04X\n\tloginfo=0x%08X response_code=0x%02X "
- "term_cmnds=%d\n", __func__, ioc->id, pScsiTmReply->Bus,
- pScsiTmReply->TargetID, pScsiTmReq->TaskType,
- le16_to_cpu(pScsiTmReply->IOCStatus),
- le32_to_cpu(pScsiTmReply->IOCLogInfo),pScsiTmReply->ResponseCode,
- le32_to_cpu(pScsiTmReply->TerminationCount));
-#endif
- if (!iocstatus) {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT " TaskMgmt SUCCESS\n", ioc->name));
- hd->abortSCpnt = NULL;
+ if (!mr)
goto out;
- }
-
- /* Error? (anything non-zero?) */
-
- /* clear flags and continue.
- */
- switch (tmType) {
-
- case MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
- if (termination_count == 1)
- iocstatus = MPI_IOCSTATUS_SCSI_TASK_TERMINATED;
- hd->abortSCpnt = NULL;
- break;
-
- case MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS:
-
- /* If an internal command is present
- * or the TM failed - reload the FW.
- * FC FW may respond FAILED to an ABORT
- */
- if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED ||
- hd->cmdPtr)
- if (mpt_HardResetHandler(ioc, NO_SLEEP) < 0)
- printk(MYIOC_s_WARN_FMT " Firmware Reload FAILED!!\n", ioc->name);
- break;
-
- case MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
- default:
- break;
- }
+ ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID;
+ memcpy(ioc->taskmgmt_cmds.reply, mr,
+ min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength));
out:
- spin_lock_irqsave(&ioc->FreeQlock, flags);
- hd->tmPending = 0;
- hd->tmState = TM_STATE_NONE;
- hd->tm_iocstatus = iocstatus;
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
-
- return 1;
+ if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) {
+ mpt_clear_taskmgmt_in_progress_flag(ioc);
+ ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
+ complete(&ioc->taskmgmt_cmds.done);
+ return 1;
+ }
+ return 0;
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
{
MPT_SCSI_HOST *hd;
- unsigned long flags;
-
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
- ": IOC %s_reset routed to SCSI host driver!\n",
- ioc->name, reset_phase==MPT_IOC_SETUP_RESET ? "setup" : (
- reset_phase==MPT_IOC_PRE_RESET ? "pre" : "post")));
- /* If a FW reload request arrives after base installed but
- * before all scsi hosts have been attached, then an alt_ioc
- * may have a NULL sh pointer.
- */
if (ioc->sh == NULL || shost_priv(ioc->sh) == NULL)
return 0;
- else
- hd = shost_priv(ioc->sh);
- if (reset_phase == MPT_IOC_SETUP_RESET) {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Setup-Diag Reset\n", ioc->name));
-
- /* Clean Up:
- * 1. Set Hard Reset Pending Flag
- * All new commands go to doneQ
- */
+ hd = shost_priv(ioc->sh);
+ switch (reset_phase) {
+ case MPT_IOC_SETUP_RESET:
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__));
hd->resetPending = 1;
-
- } else if (reset_phase == MPT_IOC_PRE_RESET) {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Pre-Diag Reset\n", ioc->name));
-
- /* 2. Flush running commands
- * Clean ScsiLookup (and associated memory)
- * AND clean mytaskQ
- */
-
- /* 2b. Reply to OS all known outstanding I/O commands.
- */
- mptscsih_flush_running_cmds(hd);
-
- /* 2c. If there was an internal command that
- * has not completed, configuration or io request,
- * free these resources.
- */
- if (hd->cmdPtr) {
- del_timer(&hd->timer);
- mpt_free_msg_frame(ioc, hd->cmdPtr);
- }
-
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Pre-Reset complete.\n", ioc->name));
-
- } else {
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Post-Diag Reset\n", ioc->name));
-
- /* Once a FW reload begins, all new OS commands are
- * redirected to the doneQ w/ a reset status.
- * Init all control structures.
- */
-
- /* 2. Chain Buffer initialization
- */
-
- /* 4. Renegotiate to all devices, if SPI
- */
-
- /* 5. Enable new commands to be posted
- */
- spin_lock_irqsave(&ioc->FreeQlock, flags);
- hd->tmPending = 0;
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
+ break;
+ case MPT_IOC_PRE_RESET:
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__));
hd->resetPending = 0;
- hd->tmState = TM_STATE_NONE;
-
- /* 6. If there was an internal command,
- * wake this process up.
- */
- if (hd->cmdPtr) {
- /*
- * Wake up the original calling thread
- */
- hd->pLocal = &hd->localReply;
- hd->pLocal->completion = MPT_SCANDV_DID_RESET;
- hd->scandv_wait_done = 1;
- wake_up(&hd->scandv_waitq);
- hd->cmdPtr = NULL;
+ mptscsih_flush_running_cmds(hd);
+ break;
+ case MPT_IOC_POST_RESET:
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__));
+ if (ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING) {
+ ioc->internal_cmds.status |=
+ MPT_MGMT_STATUS_DID_IOCRESET;
+ complete(&ioc->internal_cmds.done);
}
-
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Post-Reset complete.\n", ioc->name));
-
+ break;
+ default:
+ break;
}
-
return 1; /* currently means nothing really */
}
MPT_SCSI_HOST *hd;
u8 event = le32_to_cpu(pEvReply->Event) & 0xFF;
- devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n",
- ioc->name, event));
+ devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "MPT event (=%02Xh) routed to SCSI host driver!\n",
+ ioc->name, event));
if (ioc->sh == NULL ||
((hd = shost_priv(ioc->sh)) == NULL))
case MPI_EVENT_STATE_CHANGE: /* 02 */
case MPI_EVENT_EVENT_CHANGE: /* 0A */
default:
- dprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": Ignoring event (=%02Xh)\n",
- ioc->name, event));
+ dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ ": Ignoring event (=%02Xh)\n",
+ ioc->name, event));
break;
}
* Used ONLY for DV and other internal commands.
*/
int
-mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
+mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req,
+ MPT_FRAME_HDR *reply)
{
- MPT_SCSI_HOST *hd;
SCSIIORequest_t *pReq;
- int completionCode;
+ SCSIIOReply_t *pReply;
+ u8 cmd;
u16 req_idx;
+ u8 *sense_data;
+ int sz;
- hd = shost_priv(ioc->sh);
-
- if ((mf == NULL) ||
- (mf >= MPT_INDEX_2_MFPTR(ioc, ioc->req_depth))) {
- printk(MYIOC_s_ERR_FMT
- "ScanDvComplete, %s req frame ptr! (=%p)\n",
- ioc->name, mf?"BAD":"NULL", (void *) mf);
- goto wakeup;
- }
-
- del_timer(&hd->timer);
- req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
- mptscsih_set_scsi_lookup(ioc, req_idx, NULL);
- pReq = (SCSIIORequest_t *) mf;
+ ioc->internal_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
+ ioc->internal_cmds.completion_code = MPT_SCANDV_GOOD;
+ if (!reply)
+ goto out;
- if (mf != hd->cmdPtr) {
- printk(MYIOC_s_WARN_FMT "ScanDvComplete (mf=%p, cmdPtr=%p, idx=%d)\n",
- ioc->name, (void *)mf, (void *) hd->cmdPtr, req_idx);
+ pReply = (SCSIIOReply_t *) reply;
+ pReq = (SCSIIORequest_t *) req;
+ ioc->internal_cmds.completion_code =
+ mptscsih_get_completion_code(ioc, req, reply);
+ ioc->internal_cmds.status |= MPT_MGMT_STATUS_RF_VALID;
+ memcpy(ioc->internal_cmds.reply, reply,
+ min(MPT_DEFAULT_FRAME_SIZE, 4 * reply->u.reply.MsgLength));
+ cmd = reply->u.hdr.Function;
+ if (((cmd == MPI_FUNCTION_SCSI_IO_REQUEST) ||
+ (cmd == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) &&
+ (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID)) {
+ req_idx = le16_to_cpu(req->u.frame.hwhdr.msgctxu.fld.req_idx);
+ sense_data = ((u8 *)ioc->sense_buf_pool +
+ (req_idx * MPT_SENSE_BUFFER_ALLOC));
+ sz = min_t(int, pReq->SenseBufferLength,
+ MPT_SENSE_BUFFER_ALLOC);
+ memcpy(ioc->internal_cmds.sense, sense_data, sz);
}
- hd->cmdPtr = NULL;
-
- ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT "ScanDvComplete (mf=%p,mr=%p,idx=%d)\n",
- ioc->name, mf, mr, req_idx));
-
- hd->pLocal = &hd->localReply;
- hd->pLocal->scsiStatus = 0;
-
- /* If target struct exists, clear sense valid flag.
- */
- if (mr == NULL) {
- completionCode = MPT_SCANDV_GOOD;
- } else {
- SCSIIOReply_t *pReply;
- u16 status;
- u8 scsi_status;
-
- pReply = (SCSIIOReply_t *) mr;
-
- status = le16_to_cpu(pReply->IOCStatus) & MPI_IOCSTATUS_MASK;
- scsi_status = pReply->SCSIStatus;
-
-
- switch(status) {
-
- case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */
- completionCode = MPT_SCANDV_SELECTION_TIMEOUT;
- break;
-
- case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */
- case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */
- case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */
- case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */
- completionCode = MPT_SCANDV_DID_RESET;
- break;
-
- case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */
- case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */
- case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */
- if (pReply->Function == MPI_FUNCTION_CONFIG) {
- ConfigReply_t *pr = (ConfigReply_t *)mr;
- completionCode = MPT_SCANDV_GOOD;
- hd->pLocal->header.PageVersion = pr->Header.PageVersion;
- hd->pLocal->header.PageLength = pr->Header.PageLength;
- hd->pLocal->header.PageNumber = pr->Header.PageNumber;
- hd->pLocal->header.PageType = pr->Header.PageType;
-
- } else if (pReply->Function == MPI_FUNCTION_RAID_ACTION) {
- /* If the RAID Volume request is successful,
- * return GOOD, else indicate that
- * some type of error occurred.
- */
- MpiRaidActionReply_t *pr = (MpiRaidActionReply_t *)mr;
- if (le16_to_cpu(pr->ActionStatus) == MPI_RAID_ACTION_ASTATUS_SUCCESS)
- completionCode = MPT_SCANDV_GOOD;
- else
- completionCode = MPT_SCANDV_SOME_ERROR;
- memcpy(hd->pLocal->sense, pr, sizeof(hd->pLocal->sense));
-
- } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) {
- u8 *sense_data;
- int sz;
-
- /* save sense data in global structure
- */
- completionCode = MPT_SCANDV_SENSE;
- hd->pLocal->scsiStatus = scsi_status;
- sense_data = ((u8 *)ioc->sense_buf_pool +
- (req_idx * MPT_SENSE_BUFFER_ALLOC));
-
- sz = min_t(int, pReq->SenseBufferLength,
- SCSI_STD_SENSE_BYTES);
- memcpy(hd->pLocal->sense, sense_data, sz);
-
- ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Check Condition, sense ptr %p\n",
- ioc->name, sense_data));
- } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_FAILED) {
- if (pReq->CDB[0] == INQUIRY)
- completionCode = MPT_SCANDV_ISSUE_SENSE;
- else
- completionCode = MPT_SCANDV_DID_RESET;
- }
- else if (pReply->SCSIState & MPI_SCSI_STATE_NO_SCSI_STATUS)
- completionCode = MPT_SCANDV_DID_RESET;
- else if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED)
- completionCode = MPT_SCANDV_DID_RESET;
- else {
- completionCode = MPT_SCANDV_GOOD;
- hd->pLocal->scsiStatus = scsi_status;
- }
- break;
-
- case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */
- if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED)
- completionCode = MPT_SCANDV_DID_RESET;
- else
- completionCode = MPT_SCANDV_SOME_ERROR;
- break;
-
- default:
- completionCode = MPT_SCANDV_SOME_ERROR;
- break;
-
- } /* switch(status) */
-
- } /* end of address reply case */
-
- hd->pLocal->completion = completionCode;
-
- /* MF and RF are freed in mpt_interrupt
- */
-wakeup:
- /* Free Chain buffers (will never chain) in scan or dv */
- //mptscsih_freeChainBuffers(ioc, req_idx);
-
- /*
- * Wake up the original calling thread
- */
- hd->scandv_wait_done = 1;
- wake_up(&hd->scandv_waitq);
-
+ out:
+ if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING))
+ return 0;
+ ioc->internal_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
+ complete(&ioc->internal_cmds.done);
return 1;
}
return;
}
+/**
+ * mptscsih_get_completion_code -
+ * @ioc: Pointer to MPT_ADAPTER structure
+ * @reply:
+ * @cmd:
+ *
+ **/
+static int
+mptscsih_get_completion_code(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req,
+ MPT_FRAME_HDR *reply)
+{
+ SCSIIOReply_t *pReply;
+ MpiRaidActionReply_t *pr;
+ u8 scsi_status;
+ u16 status;
+ int completion_code;
+
+ pReply = (SCSIIOReply_t *)reply;
+ status = le16_to_cpu(pReply->IOCStatus) & MPI_IOCSTATUS_MASK;
+ scsi_status = pReply->SCSIStatus;
+
+ devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "IOCStatus=%04xh, SCSIState=%02xh, SCSIStatus=%02xh,"
+ "IOCLogInfo=%08xh\n", ioc->name, status, pReply->SCSIState,
+ scsi_status, le32_to_cpu(pReply->IOCLogInfo)));
+
+ switch (status) {
+
+ case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */
+ completion_code = MPT_SCANDV_SELECTION_TIMEOUT;
+ break;
+
+ case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */
+ case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */
+ case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */
+ case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */
+ completion_code = MPT_SCANDV_DID_RESET;
+ break;
+
+ case MPI_IOCSTATUS_BUSY:
+ case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES:
+ completion_code = MPT_SCANDV_BUSY;
+ break;
+
+ case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */
+ case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */
+ case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */
+ if (pReply->Function == MPI_FUNCTION_CONFIG) {
+ completion_code = MPT_SCANDV_GOOD;
+ } else if (pReply->Function == MPI_FUNCTION_RAID_ACTION) {
+ pr = (MpiRaidActionReply_t *)reply;
+ if (le16_to_cpu(pr->ActionStatus) ==
+ MPI_RAID_ACTION_ASTATUS_SUCCESS)
+ completion_code = MPT_SCANDV_GOOD;
+ else
+ completion_code = MPT_SCANDV_SOME_ERROR;
+ } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID)
+ completion_code = MPT_SCANDV_SENSE;
+ else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_FAILED) {
+ if (req->u.scsireq.CDB[0] == INQUIRY)
+ completion_code = MPT_SCANDV_ISSUE_SENSE;
+ else
+ completion_code = MPT_SCANDV_DID_RESET;
+ } else if (pReply->SCSIState & MPI_SCSI_STATE_NO_SCSI_STATUS)
+ completion_code = MPT_SCANDV_DID_RESET;
+ else if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED)
+ completion_code = MPT_SCANDV_DID_RESET;
+ else if (scsi_status == MPI_SCSI_STATUS_BUSY)
+ completion_code = MPT_SCANDV_BUSY;
+ else
+ completion_code = MPT_SCANDV_GOOD;
+ break;
+
+ case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */
+ if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED)
+ completion_code = MPT_SCANDV_DID_RESET;
+ else
+ completion_code = MPT_SCANDV_SOME_ERROR;
+ break;
+ default:
+ completion_code = MPT_SCANDV_SOME_ERROR;
+ break;
+
+ } /* switch(status) */
+
+ devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ " completionCode set to %08xh\n", ioc->name, completion_code));
+ return completion_code;
+}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/**
{
MPT_FRAME_HDR *mf;
SCSIIORequest_t *pScsiReq;
- SCSIIORequest_t ReqCopy;
int my_idx, ii, dir;
- int rc, cmdTimeout;
- int in_isr;
+ int timeout;
char cmdLen;
char CDB[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
- char cmd = io->cmd;
- MPT_ADAPTER *ioc = hd->ioc;
+ u8 cmd = io->cmd;
+ MPT_ADAPTER *ioc = hd->ioc;
+ int ret = 0;
+ unsigned long timeleft;
+ unsigned long flags;
- in_isr = in_interrupt();
- if (in_isr) {
- dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Internal SCSI IO request not allowed in ISR context!\n",
- ioc->name));
- return -EPERM;
+ /* don't send internal command during diag reset */
+ spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+ if (ioc->ioc_reset_in_progress) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+ dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: busy with host reset\n", ioc->name, __func__));
+ return MPT_SCANDV_BUSY;
}
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+ mutex_lock(&ioc->internal_cmds.mutex);
/* Set command specific information
*/
dir = MPI_SCSIIO_CONTROL_READ;
CDB[0] = cmd;
CDB[4] = io->size;
- cmdTimeout = 10;
+ timeout = 10;
break;
case TEST_UNIT_READY:
cmdLen = 6;
dir = MPI_SCSIIO_CONTROL_READ;
- cmdTimeout = 10;
+ timeout = 10;
break;
case START_STOP:
dir = MPI_SCSIIO_CONTROL_READ;
CDB[0] = cmd;
CDB[4] = 1; /*Spin up the disk */
- cmdTimeout = 15;
+ timeout = 15;
break;
case REQUEST_SENSE:
CDB[0] = cmd;
CDB[4] = io->size;
dir = MPI_SCSIIO_CONTROL_READ;
- cmdTimeout = 10;
+ timeout = 10;
break;
case READ_BUFFER:
CDB[6] = (io->size >> 16) & 0xFF;
CDB[7] = (io->size >> 8) & 0xFF;
CDB[8] = io->size & 0xFF;
- cmdTimeout = 10;
+ timeout = 10;
break;
case WRITE_BUFFER:
CDB[6] = (io->size >> 16) & 0xFF;
CDB[7] = (io->size >> 8) & 0xFF;
CDB[8] = io->size & 0xFF;
- cmdTimeout = 10;
+ timeout = 10;
break;
case RESERVE:
cmdLen = 6;
dir = MPI_SCSIIO_CONTROL_READ;
CDB[0] = cmd;
- cmdTimeout = 10;
+ timeout = 10;
break;
case RELEASE:
cmdLen = 6;
dir = MPI_SCSIIO_CONTROL_READ;
CDB[0] = cmd;
- cmdTimeout = 10;
+ timeout = 10;
break;
case SYNCHRONIZE_CACHE:
dir = MPI_SCSIIO_CONTROL_READ;
CDB[0] = cmd;
// CDB[1] = 0x02; /* set immediate bit */
- cmdTimeout = 10;
+ timeout = 10;
break;
default:
/* Error Case */
- return -EFAULT;
+ ret = -EFAULT;
+ goto out;
}
/* Get and Populate a free Frame
+ * MsgContext set in mpt_get_msg_frame call
*/
if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) {
- dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "No msg frames!\n",
- ioc->name));
- return -EBUSY;
+ dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: No msg frames!\n",
+ ioc->name, __func__));
+ ret = MPT_SCANDV_BUSY;
+ goto out;
}
pScsiReq = (SCSIIORequest_t *) mf;
pScsiReq->Reserved = 0;
- pScsiReq->MsgFlags = mpt_msg_flags();
+ pScsiReq->MsgFlags = mpt_msg_flags(ioc);
/* MsgContext set in mpt_get_msg_fram call */
int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN);
if (cmd == REQUEST_SENSE) {
pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED);
- ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Untagged! 0x%2x\n",
- ioc->name, cmd));
+ devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: Untagged! 0x%02x\n", ioc->name, __func__, cmd));
}
- for (ii=0; ii < 16; ii++)
+ for (ii = 0; ii < 16; ii++)
pScsiReq->CDB[ii] = CDB[ii];
pScsiReq->DataLength = cpu_to_le32(io->size);
pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma
+ (my_idx * MPT_SENSE_BUFFER_ALLOC));
- ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Sending Command 0x%x for (%d:%d:%d)\n",
- ioc->name, cmd, io->channel, io->id, io->lun));
-
- if (dir == MPI_SCSIIO_CONTROL_READ) {
- mpt_add_sge((char *) &pScsiReq->SGL,
- MPT_SGE_FLAGS_SSIMPLE_READ | io->size,
- io->data_dma);
- } else {
- mpt_add_sge((char *) &pScsiReq->SGL,
- MPT_SGE_FLAGS_SSIMPLE_WRITE | io->size,
- io->data_dma);
- }
+ devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%d\n",
+ ioc->name, __func__, cmd, io->channel, io->id, io->lun));
- /* The ISR will free the request frame, but we need
- * the information to initialize the target. Duplicate.
- */
- memcpy(&ReqCopy, pScsiReq, sizeof(SCSIIORequest_t));
-
- /* Issue this command after:
- * finish init
- * add timer
- * Wait until the reply has been received
- * ScsiScanDvCtx callback function will
- * set hd->pLocal;
- * set scandv_wait_done and call wake_up
- */
- hd->pLocal = NULL;
- hd->timer.expires = jiffies + HZ*cmdTimeout;
- hd->scandv_wait_done = 0;
-
- /* Save cmd pointer, for resource free if timeout or
- * FW reload occurs
- */
- hd->cmdPtr = mf;
+ if (dir == MPI_SCSIIO_CONTROL_READ)
+ ioc->add_sge((char *) &pScsiReq->SGL,
+ MPT_SGE_FLAGS_SSIMPLE_READ | io->size, io->data_dma);
+ else
+ ioc->add_sge((char *) &pScsiReq->SGL,
+ MPT_SGE_FLAGS_SSIMPLE_WRITE | io->size, io->data_dma);
- add_timer(&hd->timer);
+ INITIALIZE_MGMT_STATUS(ioc->internal_cmds.status)
mpt_put_msg_frame(ioc->InternalCtx, ioc, mf);
- wait_event(hd->scandv_waitq, hd->scandv_wait_done);
-
- if (hd->pLocal) {
- rc = hd->pLocal->completion;
- hd->pLocal->skip = 0;
-
- /* Always set fatal error codes in some cases.
- */
- if (rc == MPT_SCANDV_SELECTION_TIMEOUT)
- rc = -ENXIO;
- else if (rc == MPT_SCANDV_SOME_ERROR)
- rc = -rc;
- } else {
- rc = -EFAULT;
- /* This should never happen. */
- ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT "_do_cmd: Null pLocal!!!\n",
- ioc->name));
+ timeleft = wait_for_completion_timeout(&ioc->internal_cmds.done,
+ timeout*HZ);
+ if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
+ ret = MPT_SCANDV_DID_RESET;
+ dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "%s: TIMED OUT for cmd=0x%02x\n", ioc->name, __func__,
+ cmd));
+ if (ioc->internal_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) {
+ mpt_free_msg_frame(ioc, mf);
+ goto out;
+ }
+ if (!timeleft) {
+ printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
+ ioc->name, __func__);
+ mpt_HardResetHandler(ioc, CAN_SLEEP);
+ mpt_free_msg_frame(ioc, mf);
+ }
+ goto out;
}
- return rc;
+ ret = ioc->internal_cmds.completion_code;
+ devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: success, rc=0x%02x\n",
+ ioc->name, __func__, ret));
+
+ out:
+ CLEAR_MGMT_STATUS(ioc->internal_cmds.status)
+ mutex_unlock(&ioc->internal_cmds.mutex);
+ return ret;
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
&dev_attr_debug_level,
NULL,
};
+
EXPORT_SYMBOL(mptscsih_host_attrs);
EXPORT_SYMBOL(mptscsih_remove);
EXPORT_SYMBOL(mptscsih_ioc_reset);
EXPORT_SYMBOL(mptscsih_change_queue_depth);
EXPORT_SYMBOL(mptscsih_timer_expired);
-EXPORT_SYMBOL(mptscsih_TMHandler);
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/