tree 8f2efa960a64c503fe4a945f3e514cd689bd1daa
parent db468d108abc0bb348bcfc54b8e06145922fb6b1
author [EMAIL PROTECTED] <[EMAIL PROTECTED]> Sat, 25 Jun 2005 18:34:13 -0400
committer James Bottomley <[EMAIL PROTECTED](none)> Sun, 03 Jul 2005 03:07:03
-0500
[SCSI] lpfc: Fix error loading on sparc
Bug reported via SourceForge - lpfc does not load on sparc. The lpfc
driver must byteswap all FCP IOCBs to recover the data into cpu native
format.
Also correct issue of "iotag not found" messages
Signed-off-by: James Smart <[EMAIL PROTECTED]>
Signed-off-by: James Bottomley <[EMAIL PROTECTED]>
drivers/scsi/lpfc/lpfc_sli.c | 17 ++++++++++++-----
1 files changed, 12 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -904,6 +904,7 @@ lpfc_sli_handle_fast_ring_event(struct l
{
struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
IOCB_t *irsp = NULL;
+ IOCB_t *entry = NULL;
struct lpfc_iocbq *cmdiocbq = NULL;
struct lpfc_iocbq rspiocbq;
uint32_t status;
@@ -948,7 +949,17 @@ lpfc_sli_handle_fast_ring_event(struct l
rmb();
while (pring->rspidx != portRspPut) {
- irsp = (IOCB_t *) IOCB_ENTRY(pring->rspringaddr, pring->rspidx);
+ /*
+ * Fetch an entry off the ring and copy it into a local data
+ * structure. The copy involves a byte-swap since the
+ * network byte order and pci byte orders are different.
+ */
+ entry = (IOCB_t *) IOCB_ENTRY(pring->rspringaddr,
pring->rspidx);
+ lpfc_sli_pcimem_bcopy((uint32_t *) entry,
+ (uint32_t *) &rspiocbq.iocb,
+ sizeof (IOCB_t));
+ irsp = &rspiocbq.iocb;
+
type = lpfc_sli_iocb_cmd_type(irsp->ulpCommand & CMD_IOCB_MASK);
pring->stats.iocb_rsp++;
rsp_cmpl++;
@@ -980,10 +991,6 @@ lpfc_sli_handle_fast_ring_event(struct l
break;
}
- rspiocbq.iocb.un.ulpWord[4] = irsp->un.ulpWord[4];
- rspiocbq.iocb.ulpStatus = irsp->ulpStatus;
- rspiocbq.iocb.ulpContext = irsp->ulpContext;
- rspiocbq.iocb.ulpIoTag = irsp->ulpIoTag;
cmdiocbq = lpfc_sli_txcmpl_ring_iotag_lookup(phba,
pring,
&rspiocbq);
-
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