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path: root/drivers/scsi/qla2xxx/qla_isr.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c81
1 files changed, 14 insertions, 67 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 2003dbb7057..b28ac0a27e2 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -515,47 +515,6 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb)
case MBA_PORT_UPDATE: /* Port database update */
/*
- * If a single remote port just logged into (or logged out of)
- * us, create a new entry in our rscn fcports list and handle
- * the event like an RSCN.
- */
- if (ql2xprocessrscn &&
- !IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA6312(ha) &&
- !IS_QLA6322(ha) && !IS_QLA24XX(ha) && !IS_QLA54XX(ha) &&
- ha->flags.init_done && mb[1] != 0xffff &&
- ((ha->operating_mode == P2P && mb[1] != 0) ||
- (ha->operating_mode != P2P && mb[1] !=
- SNS_FIRST_LOOP_ID)) && (mb[2] == 6 || mb[2] == 7)) {
- int rval;
- fc_port_t *rscn_fcport;
-
- /* Create new fcport for login. */
- rscn_fcport = qla2x00_alloc_rscn_fcport(ha, GFP_ATOMIC);
- if (rscn_fcport) {
- DEBUG14(printk("scsi(%ld): Port Update -- "
- "creating RSCN fcport %p for %x/%x/%x.\n",
- ha->host_no, rscn_fcport, mb[1], mb[2],
- mb[3]));
-
- rscn_fcport->loop_id = mb[1];
- rscn_fcport->d_id.b24 = INVALID_PORT_ID;
- atomic_set(&rscn_fcport->state,
- FCS_DEVICE_LOST);
- list_add_tail(&rscn_fcport->list,
- &ha->rscn_fcports);
-
- rval = qla2x00_handle_port_rscn(ha, 0,
- rscn_fcport, 1);
- if (rval == QLA_SUCCESS)
- break;
- } else {
- DEBUG14(printk("scsi(%ld): Port Update -- "
- "-- unable to allocate RSCN fcport "
- "login.\n", ha->host_no));
- }
- }
-
- /*
* If PORT UPDATE is global (recieved LIP_OCCURED/LIP_RESET
* event etc. earlier indicating loop is down) then process
* it. Otherwise ignore it and Wait for RSCN to come in.
@@ -753,25 +712,6 @@ qla2x00_process_response_queue(struct scsi_qla_host *ha)
case MS_IOCB_TYPE:
qla2x00_ms_entry(ha, (ms_iocb_entry_t *)pkt);
break;
- case MBX_IOCB_TYPE:
- if (!IS_QLA2100(ha) && !IS_QLA2200(ha) &&
- !IS_QLA6312(ha) && !IS_QLA6322(ha)) {
- if (pkt->sys_define == SOURCE_ASYNC_IOCB) {
- qla2x00_process_iodesc(ha,
- (struct mbx_entry *)pkt);
- } else {
- /* MBX IOCB Type Not Supported. */
- DEBUG4(printk(KERN_WARNING
- "scsi(%ld): Received unknown MBX "
- "IOCB response pkt type=%x "
- "source=%x entry status=%x.\n",
- ha->host_no, pkt->entry_type,
- pkt->sys_define,
- pkt->entry_status));
- }
- break;
- }
- /* Fallthrough. */
default:
/* Type Not Supported. */
DEBUG4(printk(KERN_WARNING
@@ -805,7 +745,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
uint16_t scsi_status;
uint8_t lscsi_status;
int32_t resid;
- uint32_t sense_len, rsp_info_len, resid_len;
+ uint32_t sense_len, rsp_info_len, resid_len, fw_resid_len;
uint8_t *rsp_info, *sense_data;
sts = (sts_entry_t *) pkt;
@@ -844,8 +784,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
cp = sp->cmd;
if (cp == NULL) {
DEBUG2(printk("scsi(%ld): Command already returned back to OS "
- "pkt->handle=%d sp=%p sp->state:%d\n",
- ha->host_no, sts->handle, sp, sp->state));
+ "pkt->handle=%d sp=%p.\n", ha->host_no, sts->handle, sp));
qla_printk(KERN_WARNING, ha,
"Command is NULL: already returned to OS (sp=%p)\n", sp);
@@ -859,11 +798,12 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
fcport = sp->fcport;
- sense_len = rsp_info_len = resid_len = 0;
+ sense_len = rsp_info_len = resid_len = fw_resid_len = 0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
sense_len = le32_to_cpu(sts24->sense_len);
rsp_info_len = le32_to_cpu(sts24->rsp_data_len);
resid_len = le32_to_cpu(sts24->rsp_residual_count);
+ fw_resid_len = le32_to_cpu(sts24->residual_len);
rsp_info = sts24->data;
sense_data = sts24->data;
host_to_fcp_swap(sts24->data, sizeof(sts24->data));
@@ -963,14 +903,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
case CS_DATA_UNDERRUN:
resid = resid_len;
+ /* Use F/W calculated residual length. */
+ if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
+ resid = fw_resid_len;
+
if (scsi_status & SS_RESIDUAL_UNDER) {
cp->resid = resid;
CMD_RESID_LEN(cp) = resid;
} else {
DEBUG2(printk(KERN_INFO
"scsi(%ld:%d:%d) UNDERRUN status detected "
- "0x%x-0x%x.\n", ha->host_no, cp->device->id,
- cp->device->lun, comp_status, scsi_status));
+ "0x%x-0x%x. resid=0x%x fw_resid=0x%x cdb=0x%x "
+ "os_underflow=0x%x\n", ha->host_no,
+ cp->device->id, cp->device->lun, comp_status,
+ scsi_status, resid_len, resid, cp->cmnd[0],
+ cp->underflow));
}
@@ -1181,7 +1128,7 @@ qla2x00_status_cont_entry(scsi_qla_host_t *ha, sts_cont_entry_t *pkt)
cp = sp->cmd;
if (cp == NULL) {
DEBUG2(printk("%s(): Cmd already returned back to OS "
- "sp=%p sp->state:%d\n", __func__, sp, sp->state));
+ "sp=%p.\n", __func__, sp));
qla_printk(KERN_INFO, ha,
"cmd is NULL: already returned to OS (sp=%p)\n",
sp);