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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.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index af840bf587d5..e2ef303b2bcf 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -3017,13 +3017,20 @@ static struct qla_init_msix_entry qla82xx_msix_entries[] = {
static int
qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
{
-#define MIN_MSIX_COUNT 2
int i, ret;
struct qla_msix_entry *qentry;
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
+ struct irq_affinity desc = {
+ .pre_vectors = QLA_BASE_VECTORS,
+ };
+
+ if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha))
+ desc.pre_vectors++;
+
+ ret = pci_alloc_irq_vectors_affinity(ha->pdev, QLA_BASE_VECTORS,
+ ha->msix_count, PCI_IRQ_MSIX | PCI_IRQ_AFFINITY,
+ &desc);
- ret = pci_alloc_irq_vectors(ha->pdev, MIN_MSIX_COUNT, ha->msix_count,
- PCI_IRQ_MSIX | PCI_IRQ_AFFINITY);
if (ret < 0) {
ql_log(ql_log_fatal, vha, 0x00c7,
"MSI-X: Failed to enable support, "
@@ -3074,7 +3081,7 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
}
/* Enable MSI-X vectors for the base queue */
- for (i = 0; i < (QLA_MSIX_RSP_Q + 1); i++) {
+ for (i = 0; i < QLA_BASE_VECTORS; i++) {
qentry = &ha->msix_entries[i];
qentry->handle = rsp;
rsp->msix = qentry;