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[SCSI] bfa: Added separate MSI-X module parameters.
Added separate MSI-X module parameters to selectively enable / disable MSI-X interrupts for both Brocade HBA and CNA's. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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parent
fac829fdca
commit
4c147dd819
2 changed files with 11 additions and 3 deletions
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@ -229,7 +229,9 @@ bfad_im_get_host_speed(struct Scsi_Host *shost)
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(struct bfad_im_port_s *) shost->hostdata[0];
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struct bfad_s *bfad = im_port->bfad;
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struct bfa_pport_attr_s attr;
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unsigned long flags;
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spin_lock_irqsave(shost->host_lock, flags);
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bfa_pport_get_attr(&bfad->bfa, &attr);
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switch (attr.speed) {
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case BFA_PPORT_SPEED_8GBPS:
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@ -248,6 +250,7 @@ bfad_im_get_host_speed(struct Scsi_Host *shost)
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fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
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break;
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}
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spin_unlock_irqrestore(shost->host_lock, flags);
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}
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/**
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@ -23,8 +23,10 @@ BFA_TRC_FILE(LDRV, INTR);
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/**
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* bfa_isr BFA driver interrupt functions
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*/
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static int msix_disable;
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module_param(msix_disable, int, S_IRUGO | S_IWUSR);
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static int msix_disable_cb;
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static int msix_disable_ct;
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module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR);
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module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR);
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/**
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* Line based interrupt handler.
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*/
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@ -141,6 +143,7 @@ bfad_setup_intr(struct bfad_s *bfad)
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int error = 0;
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u32 mask = 0, i, num_bit = 0, max_bit = 0;
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struct msix_entry msix_entries[MAX_MSIX_ENTRY];
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struct pci_dev *pdev = bfad->pcidev;
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/* Call BFA to get the msix map for this PCI function. */
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bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
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@ -148,7 +151,9 @@ bfad_setup_intr(struct bfad_s *bfad)
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/* Set up the msix entry table */
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bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
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if (!msix_disable) {
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if ((pdev->device == BFA_PCI_DEVICE_ID_CT && !msix_disable_ct) ||
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(pdev->device != BFA_PCI_DEVICE_ID_CT && !msix_disable_cb)) {
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error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec);
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if (error) {
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/*
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