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path: root/drivers/scsi/qla2xxx/qla_os.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c105
1 files changed, 51 insertions, 54 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index d2e40aaba734..c3ff50ffe205 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -737,7 +737,7 @@ void qla2x00_sp_compl(srb_t *sp, int res)
sp->free(sp);
cmd->result = res;
CMD_SP(cmd) = NULL;
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
if (comp)
complete(comp);
}
@@ -828,7 +828,7 @@ void qla2xxx_qpair_sp_compl(srb_t *sp, int res)
sp->free(sp);
cmd->result = res;
CMD_SP(cmd) = NULL;
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
if (comp)
complete(comp);
}
@@ -950,7 +950,7 @@ qc24_target_busy:
return SCSI_MLQUEUE_TARGET_BUSY;
qc24_fail_command:
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
return 0;
}
@@ -1038,7 +1038,7 @@ qc24_target_busy:
return SCSI_MLQUEUE_TARGET_BUSY;
qc24_fail_command:
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
return 0;
}
@@ -1258,6 +1258,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
uint32_t ratov_j;
struct qla_qpair *qpair;
unsigned long flags;
+ int fast_fail_status = SUCCESS;
if (qla2x00_isp_reg_stat(ha)) {
ql_log(ql_log_info, vha, 0x8042,
@@ -1266,9 +1267,10 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
return FAILED;
}
+ /* Save any FAST_IO_FAIL value to return later if abort succeeds */
ret = fc_block_scsi_eh(cmd);
if (ret != 0)
- return ret;
+ fast_fail_status = ret;
sp = scsi_cmd_priv(cmd);
qpair = sp->qpair;
@@ -1276,7 +1278,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
vha->cmd_timeout_cnt++;
if ((sp->fcport && sp->fcport->deleted) || !qpair)
- return SUCCESS;
+ return fast_fail_status != SUCCESS ? fast_fail_status : FAILED;
spin_lock_irqsave(qpair->qp_lock_ptr, flags);
sp->comp = ∁
@@ -1311,7 +1313,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
__func__, ha->r_a_tov/10);
ret = FAILED;
} else {
- ret = SUCCESS;
+ ret = fast_fail_status;
}
break;
default:
@@ -2794,6 +2796,16 @@ qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
return atomic_read(&vha->loop_state) == LOOP_READY;
}
+static void qla_heartbeat_work_fn(struct work_struct *work)
+{
+ struct qla_hw_data *ha = container_of(work,
+ struct qla_hw_data, heartbeat_work);
+ struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
+
+ if (!ha->flags.mbox_busy && base_vha->flags.init_done)
+ qla_no_op_mb(base_vha);
+}
+
static void qla2x00_iocb_work_fn(struct work_struct *work)
{
struct scsi_qla_host *vha = container_of(work,
@@ -3232,6 +3244,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->transportt, sht->vendor_id);
INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
+ INIT_WORK(&ha->heartbeat_work, qla_heartbeat_work_fn);
/* Set up the irqs */
ret = qla2x00_request_irqs(ha, rsp);
@@ -3364,6 +3377,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->can_queue, base_vha->req,
base_vha->mgmt_svr_loop_id, host->sg_tablesize);
+ /* Check if FW supports MQ or not for ISP25xx */
+ if (IS_QLA25XX(ha) && !(ha->fw_attributes & BIT_6))
+ ha->mqenable = 0;
+
if (ha->mqenable) {
bool startit = false;
@@ -4157,7 +4174,7 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
ql_dbg_pci(ql_dbg_init, ha->pdev,
0xe0ee, "%s: failed alloc dsd\n",
__func__);
- return 1;
+ return -ENOMEM;
}
ha->dif_bundle_kallocs++;
@@ -7114,17 +7131,6 @@ intr_on_check:
qla2x00_lip_reset(base_vha);
}
- if (test_bit(HEARTBEAT_CHK, &base_vha->dpc_flags)) {
- /*
- * if there is a mb in progress then that's
- * enough of a check to see if fw is still ticking.
- */
- if (!ha->flags.mbox_busy && base_vha->flags.init_done)
- qla_no_op_mb(base_vha);
-
- clear_bit(HEARTBEAT_CHK, &base_vha->dpc_flags);
- }
-
ha->dpc_active = 0;
end_loop:
set_current_state(TASK_INTERRUPTIBLE);
@@ -7183,57 +7189,51 @@ qla2x00_rst_aen(scsi_qla_host_t *vha)
static bool qla_do_heartbeat(struct scsi_qla_host *vha)
{
- u64 cmd_cnt, prev_cmd_cnt;
- bool do_hb = false;
struct qla_hw_data *ha = vha->hw;
- int i;
+ u32 cmpl_cnt;
+ u16 i;
+ bool do_heartbeat = false;
- /* if cmds are still pending down in fw, then do hb */
- if (ha->base_qpair->cmd_cnt != ha->base_qpair->cmd_completion_cnt) {
- do_hb = true;
+ /*
+ * Allow do_heartbeat only if we don’t have any active interrupts,
+ * but there are still IOs outstanding with firmware.
+ */
+ cmpl_cnt = ha->base_qpair->cmd_completion_cnt;
+ if (cmpl_cnt == ha->base_qpair->prev_completion_cnt &&
+ cmpl_cnt != ha->base_qpair->cmd_cnt) {
+ do_heartbeat = true;
goto skip;
}
+ ha->base_qpair->prev_completion_cnt = cmpl_cnt;
for (i = 0; i < ha->max_qpairs; i++) {
- if (ha->queue_pair_map[i] &&
- ha->queue_pair_map[i]->cmd_cnt !=
- ha->queue_pair_map[i]->cmd_completion_cnt) {
- do_hb = true;
- break;
+ if (ha->queue_pair_map[i]) {
+ cmpl_cnt = ha->queue_pair_map[i]->cmd_completion_cnt;
+ if (cmpl_cnt == ha->queue_pair_map[i]->prev_completion_cnt &&
+ cmpl_cnt != ha->queue_pair_map[i]->cmd_cnt) {
+ do_heartbeat = true;
+ break;
+ }
+ ha->queue_pair_map[i]->prev_completion_cnt = cmpl_cnt;
}
}
skip:
- prev_cmd_cnt = ha->prev_cmd_cnt;
- cmd_cnt = ha->base_qpair->cmd_cnt;
- for (i = 0; i < ha->max_qpairs; i++) {
- if (ha->queue_pair_map[i])
- cmd_cnt += ha->queue_pair_map[i]->cmd_cnt;
- }
- ha->prev_cmd_cnt = cmd_cnt;
-
- if (!do_hb && ((cmd_cnt - prev_cmd_cnt) > 50))
- /*
- * IOs are completing before periodic hb check.
- * IOs seems to be running, do hb for sanity check.
- */
- do_hb = true;
-
- return do_hb;
+ return do_heartbeat;
}
static void qla_heart_beat(struct scsi_qla_host *vha)
{
+ struct qla_hw_data *ha = vha->hw;
+
if (vha->vp_idx)
return;
if (vha->hw->flags.eeh_busy || qla2x00_chip_is_down(vha))
return;
- if (qla_do_heartbeat(vha)) {
- set_bit(HEARTBEAT_CHK, &vha->dpc_flags);
- qla2xxx_wake_dpc(vha);
- }
+ if (qla_do_heartbeat(vha))
+ queue_work(ha->wq, &ha->heartbeat_work);
}
/**************************************************************************
@@ -7943,7 +7943,7 @@ struct scsi_host_template qla2xxx_driver_template = {
.sg_tablesize = SG_ALL,
.max_sectors = 0xFFFF,
- .shost_attrs = qla2x00_host_attrs,
+ .shost_groups = qla2x00_host_groups,
.supported_mode = MODE_INITIATOR,
.track_queue_depth = 1,
@@ -8131,9 +8131,6 @@ qla2x00_module_init(void)
if (ql2xextended_error_logging == 1)
ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
- if (ql2x_ini_mode == QLA2XXX_INI_MODE_DUAL)
- qla_insert_tgt_attrs();
-
qla2xxx_transport_template =
fc_attach_transport(&qla2xxx_transport_functions);
if (!qla2xxx_transport_template) {
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