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[SCSI] lpfc: Fix for "Unknown IOCB command Data: x0 x3 x0 x0" 

Fix for "Unknown IOCB command Data: x0 x3 x0 x0" messages and
inability to see devices

On some platforms, the host-memory based ring mgmt area was not
zero. Also, driver wasn't manipulating the entire 32bits of the ring
pointers.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
hifive-unleashed-5.1
James.Smart@Emulex.Com 2005-10-28 20:29:28 -04:00 committed by James Bottomley
parent 09703d38d4
commit f91b392c4d
4 changed files with 12 additions and 6 deletions
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1
drivers/scsi/lpfc/lpfc_init.c
View File

@ -1429,6 +1429,7 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
if (!phba->slim2p)
goto out_iounmap;
memset(phba->slim2p, 0, SLI2_SLIM_SIZE);
/* Initialize the SLI Layer to run with lpfc HBAs. */
lpfc_sli_setup(phba);

7
drivers/scsi/lpfc/lpfc_mbox.c
View File

@ -531,6 +531,7 @@ lpfc_config_port(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
size_t offset;
struct lpfc_hgp hgp;
void __iomem *to_slim;
int i;
memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
mb->mbxCommand = MBX_CONFIG_PORT;
@ -587,7 +588,11 @@ lpfc_config_port(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
/* write HGP data to SLIM at the required longword offset */
memset(&hgp, 0, sizeof(struct lpfc_hgp));
to_slim = phba->MBslimaddr + (SLIMOFF*sizeof (uint32_t));
lpfc_memcpy_to_slim(to_slim, &hgp, sizeof(struct lpfc_hgp));
for (i=0; i < phba->sli.num_rings; i++) {
lpfc_memcpy_to_slim(to_slim, &hgp, sizeof(struct lpfc_hgp));
to_slim += sizeof (struct lpfc_hgp);
}
/* Setup Port Group ring pointer */
offset = (uint8_t *)&phba->slim2p->mbx.us.s2.port -

6
drivers/scsi/lpfc/lpfc_sli.c
View File

@ -335,7 +335,7 @@ lpfc_sli_submit_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
* driver will put a command into.
*/
pring->cmdidx = pring->next_cmdidx;
writeb(pring->cmdidx, phba->MBslimaddr
writel(pring->cmdidx, phba->MBslimaddr
+ (SLIMOFF + (pring->ringno * 2)) * 4);
}
@ -1033,7 +1033,7 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba * phba,
to_slim = phba->MBslimaddr +
(SLIMOFF + (pring->ringno * 2) + 1) * 4;
writeb(pring->rspidx, to_slim);
writel(pring->rspidx, to_slim);
if (pring->rspidx == portRspPut)
portRspPut = le32_to_cpu(pgp->rspPutInx);
@ -1147,7 +1147,7 @@ lpfc_sli_handle_slow_ring_event(struct lpfc_hba * phba,
to_slim = phba->MBslimaddr + (SLIMOFF + (pring->ringno * 2)
+ 1) * 4;
writeb(pring->rspidx, to_slim);
writel(pring->rspidx, to_slim);
if (list_empty(&(pring->iocb_continueq))) {
list_add(&rspiocbp->list, &(pring->iocb_continueq));

4
drivers/scsi/lpfc/lpfc_sli.h
View File

@ -125,10 +125,10 @@ struct lpfc_sli_ring {
uint32_t local_getidx; /* last available cmd index (from cmdGetInx) */
uint32_t next_cmdidx; /* next_cmd index */
uint32_t rspidx; /* current index in response ring */
uint32_t cmdidx; /* current index in command ring */
uint8_t rsvd;
uint8_t ringno; /* ring number */
uint8_t rspidx; /* current index in response ring */
uint8_t cmdidx; /* current index in command ring */
uint16_t numCiocb; /* number of command iocb's per ring */
uint16_t numRiocb; /* number of rsp iocb's per ring */