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authorSatish Kharat <satishkh@cisco.com>2019-01-14 17:09:28 -0800
committerMartin K. Petersen <martin.petersen@oracle.com>2019-01-22 21:18:34 -0500
commit68e3cc02bcfc4f55a47333ee7d8fe1a9b41d72c3 (patch)
treee77e7f2c90e80553ad8c607171e433c30ba1b9cb /drivers/scsi/fnic/fnic_main.c
parentscsi: fnic: delaying vnic dev enable till after req intr (diff)
downloadlinux-dev-68e3cc02bcfc4f55a47333ee7d8fe1a9b41d72c3.tar.xz
linux-dev-68e3cc02bcfc4f55a47333ee7d8fe1a9b41d72c3.zip
scsi: fnic: RQ enable and then post descriptors
Do RQ enable before posting descriptor. This is needed for later hw revisions. Signed-off-by: Satish Kharat <satishkh@cisco.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fnic/fnic_main.c')
-rw-r--r--drivers/scsi/fnic/fnic_main.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
index 7a5665acf280..25e0414b6cb0 100644
--- a/drivers/scsi/fnic/fnic_main.c
+++ b/drivers/scsi/fnic/fnic_main.c
@@ -654,7 +654,7 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
}
err = fnic_dev_wait(fnic->vdev, vnic_dev_open,
- vnic_dev_open_done, 0);
+ vnic_dev_open_done, CMD_OPENF_RQ_ENABLE_THEN_POST);
if (err) {
shost_printk(KERN_ERR, fnic->lport->host,
"vNIC dev open failed, aborting.\n");
@@ -799,6 +799,7 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/* allocate RQ buffers and post them to RQ*/
for (i = 0; i < fnic->rq_count; i++) {
+ vnic_rq_enable(&fnic->rq[i]);
err = vnic_rq_fill(&fnic->rq[i], fnic_alloc_rq_frame);
if (err) {
shost_printk(KERN_ERR, fnic->lport->host,
@@ -873,8 +874,6 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Enable all queues */
for (i = 0; i < fnic->raw_wq_count; i++)
vnic_wq_enable(&fnic->wq[i]);
- for (i = 0; i < fnic->rq_count; i++)
- vnic_rq_enable(&fnic->rq[i]);
for (i = 0; i < fnic->wq_copy_count; i++)
vnic_wq_copy_enable(&fnic->wq_copy[i]);