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[SCSI] tmscsim: clean-up status codes

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Remove redundant defines from the header, replace all occurances in the
code with standard SAM_STAT_ macros. Also fix what seems to be a typo in
testing for (status == H_OVER_UNDER_RUN)...

Signed-off-by: G. Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Guennadi Liakhovetski 2007-06-17 20:32:27 +02:00 committed by James Bottomley
parent 462b7859a0
commit 4a904a65fa
2 changed files with 15 additions and 23 deletions
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29
drivers/scsi/tmscsim.c
View File

@ -1564,7 +1564,8 @@ dc390_Disconnect( struct dc390_acb* pACB )
if( (pSRB->SRBState & (SRB_START_+SRB_MSGOUT)) ||
!(pSRB->SRBState & (SRB_DISCONNECT+SRB_COMPLETED)) )
{ /* Selection time out */
pSRB->TargetStatus = SCSI_STAT_SEL_TIMEOUT;
pSRB->AdaptStatus = H_SEL_TIMEOUT;
pSRB->TargetStatus = 0;
goto disc1;
}
else if (!(pSRB->SRBState & SRB_DISCONNECT) && (pSRB->SRBState & SRB_COMPLETED))
@ -1713,17 +1714,17 @@ dc390_SRBdone( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_srb*
{ /* Last command was a Request Sense */
pSRB->SRBFlag &= ~AUTO_REQSENSE;
pSRB->AdaptStatus = 0;
pSRB->TargetStatus = CHECK_CONDITION << 1;
pSRB->TargetStatus = SAM_STAT_CHECK_CONDITION;
//pcmd->result = MK_RES(DRIVER_SENSE,DID_OK,0,status);
if (status == (CHECK_CONDITION << 1))
if (status == SAM_STAT_CHECK_CONDITION)
pcmd->result = MK_RES_LNX(0, DID_BAD_TARGET, 0, /*CHECK_CONDITION*/0);
else /* Retry */
{
if( pSRB->pcmd->cmnd[0] == TEST_UNIT_READY /* || pSRB->pcmd->cmnd[0] == START_STOP */)
{
/* Don't retry on TEST_UNIT_READY */
pcmd->result = MK_RES_LNX(DRIVER_SENSE,DID_OK,0,CHECK_CONDITION);
pcmd->result = MK_RES_LNX(DRIVER_SENSE, DID_OK, 0, SAM_STAT_CHECK_CONDITION);
REMOVABLEDEBUG(printk(KERN_INFO "Cmd=%02x, Result=%08x, XferL=%08x\n",pSRB->pcmd->cmnd[0],\
(u32) pcmd->result, (u32) pSRB->TotalXferredLen));
} else {
@ -1739,7 +1740,7 @@ dc390_SRBdone( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_srb*
}
if( status )
{
if( status_byte(status) == CHECK_CONDITION )
if (status == SAM_STAT_CHECK_CONDITION)
{
if (dc390_RequestSense(pACB, pDCB, pSRB)) {
SET_RES_DID(pcmd->result, DID_ERROR);
@ -1747,7 +1748,7 @@ dc390_SRBdone( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_srb*
}
return;
}
else if( status_byte(status) == QUEUE_FULL )
else if (status == SAM_STAT_TASK_SET_FULL)
{
scsi_track_queue_full(pcmd->device, pDCB->GoingSRBCnt - 1);
scsi_sg_count(pcmd) = pSRB->SavedSGCount;
@ -1755,14 +1756,7 @@ dc390_SRBdone( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_srb*
pSRB->TotalXferredLen = 0;
SET_RES_DID(pcmd->result, DID_SOFT_ERROR);
}
else if(status == SCSI_STAT_SEL_TIMEOUT)
{
pSRB->AdaptStatus = H_SEL_TIMEOUT;
pSRB->TargetStatus = 0;
pcmd->result = MK_RES(0,DID_NO_CONNECT,0,0);
/* Devices are removed below ... */
}
else if (status_byte(status) == BUSY &&
else if (status == SAM_STAT_BUSY &&
(pcmd->cmnd[0] == TEST_UNIT_READY || pcmd->cmnd[0] == INQUIRY) &&
pACB->scan_devices)
{
@ -1780,12 +1774,17 @@ dc390_SRBdone( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_srb*
else
{ /* Target status == 0 */
status = pSRB->AdaptStatus;
if(status & H_OVER_UNDER_RUN)
if (status == H_OVER_UNDER_RUN)
{
pSRB->TargetStatus = 0;
SET_RES_DID(pcmd->result,DID_OK);
SET_RES_MSG(pcmd->result,pSRB->EndMessage);
}
else if (status == H_SEL_TIMEOUT)
{
pcmd->result = MK_RES(0, DID_NO_CONNECT, 0, 0);
/* Devices are removed below ... */
}
else if( pSRB->SRBStatus & PARITY_ERROR)
{
//pcmd->result = MK_RES(0,DID_PARITY,pSRB->EndMessage,0);

9
drivers/scsi/tmscsim.h
View File

@ -258,13 +258,6 @@ struct dc390_srb SRB_array[MAX_SRB_CNT]; /* 50 SRBs */
#define H_BAD_CCB_OR_SG 0x1A
#define H_ABORT 0x0FF
/*; SCSI Status byte codes*/
/* The values defined in include/scsi/scsi.h, to be shifted << 1 */
#define SCSI_STAT_UNEXP_BUS_F 0xFD /*; Unexpect Bus Free */
#define SCSI_STAT_BUS_RST_DETECT 0xFE /*; Scsi Bus Reset detected */
#define SCSI_STAT_SEL_TIMEOUT 0xFF /*; Selection Time out */
/* cmd->result */
#define RES_TARGET 0x000000FF /* Target State */
#define RES_TARGET_LNX STATUS_MASK /* Only official ... */
@ -273,7 +266,7 @@ struct dc390_srb SRB_array[MAX_SRB_CNT]; /* 50 SRBs */
#define RES_DRV 0xFF000000 /* DRIVER_ codes */
#define MK_RES(drv,did,msg,tgt) ((int)(drv)<<24 | (int)(did)<<16 | (int)(msg)<<8 | (int)(tgt))
#define MK_RES_LNX(drv,did,msg,tgt) ((int)(drv)<<24 | (int)(did)<<16 | (int)(msg)<<8 | (int)(tgt)<<1)
#define MK_RES_LNX(drv,did,msg,tgt) ((int)(drv)<<24 | (int)(did)<<16 | (int)(msg)<<8 | (int)(tgt))
#define SET_RES_TARGET(who, tgt) do { who &= ~RES_TARGET; who |= (int)(tgt); } while (0)
#define SET_RES_TARGET_LNX(who, tgt) do { who &= ~RES_TARGET_LNX; who |= (int)(tgt) << 1; } while (0)