/* Map the data portion, if any.
* sges_left = 0 if no data transfer.
*/
- if ( (sges_left = SCpnt->use_sg) ) {
- sges_left = pci_map_sg(ioc->pcidev,
- (struct scatterlist *) SCpnt->request_buffer,
- SCpnt->use_sg,
- SCpnt->sc_data_direction);
- if (sges_left == 0)
- return FAILED;
- } else if (SCpnt->request_bufflen) {
- SCpnt->SCp.dma_handle = pci_map_single(ioc->pcidev,
- SCpnt->request_buffer,
- SCpnt->request_bufflen,
- SCpnt->sc_data_direction);
- dsgprintk((MYIOC_s_INFO_FMT "SG: non-SG for %p, len=%d\n",
- ioc->name, SCpnt, SCpnt->request_bufflen));
- mptscsih_add_sge((char *) &pReq->SGL,
- 0xD1000000|MPT_SGE_FLAGS_ADDRESSING|sgdir|SCpnt->request_bufflen,
- SCpnt->SCp.dma_handle);
-
- return SUCCESS;
- }
+ sges_left = scsi_dma_map(SCpnt);
+ if (sges_left < 0)
+ return FAILED;
/* Handle the SG case.
*/
- sg = (struct scatterlist *) SCpnt->request_buffer;
+ sg = scsi_sglist(SCpnt);
sg_done = 0;
sgeOffset = sizeof(SCSIIORequest_t) - sizeof(SGE_IO_UNION);
chainSge = NULL;
scsi_state = pScsiReply->SCSIState;
scsi_status = pScsiReply->SCSIStatus;
xfer_cnt = le32_to_cpu(pScsiReply->TransferCount);
- sc->resid = sc->request_bufflen - xfer_cnt;
+ scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt);
log_info = le32_to_cpu(pScsiReply->IOCLogInfo);
/*
break;
case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */
- sc->resid = sc->request_bufflen - xfer_cnt;
+ scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt);
if((xfer_cnt==0)||(sc->underflow > xfer_cnt))
sc->result=DID_SOFT_ERROR << 16;
else /* Sufficient data transfer occurred */
break;
case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */
- sc->resid=0;
+ scsi_set_resid(sc, 0);
case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */
case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */
- if (scsi_status == MPI_SCSI_STATUS_BUSY)
- sc->result = (DID_BUS_BUSY << 16) | scsi_status;
- else
- sc->result = (DID_OK << 16) | scsi_status;
+ sc->result = (DID_OK << 16) | scsi_status;
if (scsi_state == 0) {
;
} else if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) {
scsi_state, scsi_status, log_info));
dreplyprintk(("%s: [%d:%d:%d:%d] resid=%d "
- "bufflen=%d xfer_cnt=%d\n", __FUNCTION__,
- sc->device->host->host_no, sc->device->channel, sc->device->id,
- sc->device->lun, sc->resid, sc->request_bufflen,
- xfer_cnt));
+ "bufflen=%d xfer_cnt=%d\n", __FUNCTION__,
+ sc->device->host->host_no,
+ sc->device->channel, sc->device->id,
+ sc->device->lun, scsi_get_resid(sc),
+ scsi_bufflen(sc), xfer_cnt));
}
#endif
} /* end of address reply case */
/* Unmap the DMA buffers, if any. */
- if (sc->use_sg) {
- pci_unmap_sg(ioc->pcidev, (struct scatterlist *) sc->request_buffer,
- sc->use_sg, sc->sc_data_direction);
- } else if (sc->request_bufflen) {
- pci_unmap_single(ioc->pcidev, sc->SCp.dma_handle,
- sc->request_bufflen, sc->sc_data_direction);
- }
+ scsi_dma_unmap(sc);
sc->scsi_done(sc); /* Issue the command callback */
/* Set status, free OS resources (SG DMA buffers)
* Do OS callback
*/
- if (SCpnt->use_sg) {
- pci_unmap_sg(ioc->pcidev,
- (struct scatterlist *) SCpnt->request_buffer,
- SCpnt->use_sg,
- SCpnt->sc_data_direction);
- } else if (SCpnt->request_bufflen) {
- pci_unmap_single(ioc->pcidev,
- SCpnt->SCp.dma_handle,
- SCpnt->request_bufflen,
- SCpnt->sc_data_direction);
- }
+ scsi_dma_unmap(SCpnt);
+
SCpnt->result = DID_RESET << 16;
SCpnt->host_scribble = NULL;
mpt_free_msg_frame(hd->ioc, (MPT_FRAME_HDR *)mf);
if ((unsigned char *)mf != sc->host_scribble)
continue;
- if (sc->use_sg) {
- pci_unmap_sg(hd->ioc->pcidev,
- (struct scatterlist *) sc->request_buffer,
- sc->use_sg,
- sc->sc_data_direction);
- } else if (sc->request_bufflen) {
- pci_unmap_single(hd->ioc->pcidev,
- sc->SCp.dma_handle,
- sc->request_bufflen,
- sc->sc_data_direction);
- }
+ scsi_dma_unmap(sc);
+
sc->host_scribble = NULL;
sc->result = DID_NO_CONNECT << 16;
sc->scsi_done(sc);
int
mptscsih_resume(struct pci_dev *pdev)
{
- MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
- struct Scsi_Host *host = ioc->sh;
- MPT_SCSI_HOST *hd;
-
- mpt_resume(pdev);
-
- if(!host)
- return 0;
-
- hd = (MPT_SCSI_HOST *)host->hostdata;
- if(!hd)
- return 0;
-
- return 0;
+ return mpt_resume(pdev);
}
#endif
* will be no data transfer! GRRRRR...
*/
if (SCpnt->sc_data_direction == DMA_FROM_DEVICE) {
- datalen = SCpnt->request_bufflen;
+ datalen = scsi_bufflen(SCpnt);
scsidir = MPI_SCSIIO_CONTROL_READ; /* DATA IN (host<--ioc<--dev) */
} else if (SCpnt->sc_data_direction == DMA_TO_DEVICE) {
- datalen = SCpnt->request_bufflen;
+ datalen = scsi_bufflen(SCpnt);
scsidir = MPI_SCSIIO_CONTROL_WRITE; /* DATA OUT (host-->ioc-->dev) */
} else {
datalen = 0;
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/**
* mptscsih_TMHandler - Generic handler for SCSI Task Management.
- * Fall through to mpt_HardResetHandler if: not operational, too many
- * failed TM requests or handshake failure.
- *
- * @ioc: Pointer to MPT_ADAPTER structure
+ * @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
+ *
+ * Fall through to mpt_HardResetHandler if: not operational, too many
+ * failed TM requests or handshake failure.
*
* Remark: Currently invoked from a non-interrupt thread (_bh).
*
* Remark: 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 - 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().
/**
* mptscsih_tm_wait_for_completion - wait for completion of TM task
* @hd: Pointer to MPT host structure.
+ * @timeout: timeout value
*
* Returns {SUCCESS,FAILED}.
*/
ioc->events[idx].event = MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE;
ioc->events[idx].eventContext = ioc->eventContext;
- ioc->events[idx].data[0] = (pReq->LUN[1] << 24) ||
- (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) ||
- (sc->device->channel << 8) || sc->device->id;
+ ioc->events[idx].data[0] = (pReq->LUN[1] << 24) |
+ (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) |
+ (sc->device->channel << 8) | sc->device->id;
- ioc->events[idx].data[1] = (sense_data[13] << 8) || sense_data[12];
+ ioc->events[idx].data[1] = (sense_data[13] << 8) | sense_data[12];
ioc->eventContext++;
if (hd->ioc->pcidev->vendor ==