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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.c55
1 files changed, 37 insertions, 18 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 5b2437a5ea44..46f2d0cf7c0d 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -268,6 +268,15 @@ MODULE_PARM_DESC(ql2xautodetectsfp,
"Detect SFP range and set appropriate distance.\n"
"1 (Default): Enable\n");
+int ql2xenablemsix = 1;
+module_param(ql2xenablemsix, int, 0444);
+MODULE_PARM_DESC(ql2xenablemsix,
+ "Set to enable MSI or MSI-X interrupt mechanism.\n"
+ " Default is 1, enable MSI-X interrupt mechanism.\n"
+ " 0 -- enable traditional pin-based mechanism.\n"
+ " 1 -- enable MSI-X interrupt mechanism.\n"
+ " 2 -- enable MSI interrupt mechanism.\n");
+
/*
* SCSI host template entry points
*/
@@ -330,12 +339,10 @@ struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
*/
__inline__ void
-qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
+qla2x00_start_timer(scsi_qla_host_t *vha, unsigned long interval)
{
- init_timer(&vha->timer);
+ timer_setup(&vha->timer, qla2x00_timer, 0);
vha->timer.expires = jiffies + interval * HZ;
- vha->timer.data = (unsigned long)vha;
- vha->timer.function = (void (*)(unsigned long))func;
add_timer(&vha->timer);
vha->timer_active = 1;
}
@@ -388,7 +395,7 @@ static void qla_init_base_qpair(struct scsi_qla_host *vha, struct req_que *req,
INIT_LIST_HEAD(&ha->base_qpair->nvme_done_list);
ha->base_qpair->enable_class_2 = ql2xenableclass2;
/* init qpair to this cpu. Will adjust at run time. */
- qla_cpu_update(rsp->qpair, smp_processor_id());
+ qla_cpu_update(rsp->qpair, raw_smp_processor_id());
ha->base_qpair->pdev = ha->pdev;
if (IS_QLA27XX(ha) || IS_QLA83XX(ha))
@@ -424,7 +431,7 @@ static int qla2x00_alloc_queues(struct qla_hw_data *ha, struct req_que *req,
qla_init_base_qpair(vha, req, rsp);
- if (ql2xmqsupport && ha->max_qpairs) {
+ if ((ql2xmqsupport || ql2xnvmeenable) && ha->max_qpairs) {
ha->queue_pair_map = kcalloc(ha->max_qpairs, sizeof(struct qla_qpair *),
GFP_KERNEL);
if (!ha->queue_pair_map) {
@@ -1967,7 +1974,8 @@ skip_pio:
/* Determine queue resources */
ha->max_req_queues = ha->max_rsp_queues = 1;
ha->msix_count = QLA_BASE_VECTORS;
- if (!ql2xmqsupport || (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
+ if (!ql2xmqsupport || !ql2xnvmeenable ||
+ (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
goto mqiobase_exit;
ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
@@ -2064,7 +2072,7 @@ qla83xx_iospace_config(struct qla_hw_data *ha)
* By default, driver uses at least two msix vectors
* (default & rspq)
*/
- if (ql2xmqsupport) {
+ if (ql2xmqsupport || ql2xnvmeenable) {
/* MB interrupt uses 1 vector */
ha->max_req_queues = ha->msix_count - 1;
@@ -3061,6 +3069,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->max_cmd_len, host->max_channel, host->max_lun,
host->transportt, sht->vendor_id);
+ INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
+
/* Set up the irqs */
ret = qla2x00_request_irqs(ha, rsp);
if (ret)
@@ -3080,9 +3090,17 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ql_dbg(ql_dbg_init, base_vha, 0x0192,
"blk/scsi-mq enabled, HW queues = %d.\n", host->nr_hw_queues);
- } else
- ql_dbg(ql_dbg_init, base_vha, 0x0193,
- "blk/scsi-mq disabled.\n");
+ } else {
+ if (ql2xnvmeenable) {
+ host->nr_hw_queues = ha->max_qpairs;
+ ql_dbg(ql_dbg_init, base_vha, 0x0194,
+ "FC-NVMe support is enabled, HW queues=%d\n",
+ host->nr_hw_queues);
+ } else {
+ ql_dbg(ql_dbg_init, base_vha, 0x0193,
+ "blk/scsi-mq disabled.\n");
+ }
+ }
qlt_probe_one_stage1(base_vha, ha);
@@ -3210,6 +3228,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ql_log(ql_log_fatal, base_vha, 0x00ed,
"Failed to start DPC thread.\n");
ret = PTR_ERR(ha->dpc_thread);
+ ha->dpc_thread = NULL;
goto probe_failed;
}
ql_dbg(ql_dbg_init, base_vha, 0x00ee,
@@ -3223,7 +3242,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
*/
qla2xxx_wake_dpc(base_vha);
- INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error);
if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
@@ -3245,7 +3263,7 @@ skip_dpc:
base_vha->host->irq = ha->pdev->irq;
/* Initialized the timer */
- qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
+ qla2x00_start_timer(base_vha, WATCH_INTERVAL);
ql_dbg(ql_dbg_init, base_vha, 0x00ef,
"Started qla2x00_timer with "
"interval=%d.\n", WATCH_INTERVAL);
@@ -4743,7 +4761,7 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e)
if (pla)
qlt_plogi_ack_unref(vha, pla);
else
- qla24xx_async_gnl(vha, fcport);
+ qla24xx_async_gffid(vha, fcport);
}
if (free_fcport) {
@@ -5994,8 +6012,9 @@ qla2x00_rst_aen(scsi_qla_host_t *vha)
* Context: Interrupt
***************************************************************************/
void
-qla2x00_timer(scsi_qla_host_t *vha)
+qla2x00_timer(struct timer_list *t)
{
+ scsi_qla_host_t *vha = from_timer(vha, t, timer);
unsigned long cpu_flags = 0;
int start_dpc = 0;
int index;
@@ -6291,7 +6310,7 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
switch (state) {
case pci_channel_io_normal:
ha->flags.eeh_busy = 0;
- if (ql2xmqsupport) {
+ if (ql2xmqsupport || ql2xnvmeenable) {
set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags);
qla2xxx_wake_dpc(vha);
}
@@ -6308,7 +6327,7 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
pci_disable_device(pdev);
/* Return back all IOs */
qla2x00_abort_all_cmds(vha, DID_RESET << 16);
- if (ql2xmqsupport) {
+ if (ql2xmqsupport || ql2xnvmeenable) {
set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags);
qla2xxx_wake_dpc(vha);
}
@@ -6316,7 +6335,7 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
case pci_channel_io_perm_failure:
ha->flags.pci_channel_io_perm_failure = 1;
qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
- if (ql2xmqsupport) {
+ if (ql2xmqsupport || ql2xnvmeenable) {
set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags);
qla2xxx_wake_dpc(vha);
}
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