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path: root/drivers/pci/host/vmd.c
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Diffstat (limited to 'drivers/pci/host/vmd.c')
-rw-r--r--drivers/pci/host/vmd.c19
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/pci/host/vmd.c b/drivers/pci/host/vmd.c
index 6088c3083194..509893bc3e63 100644
--- a/drivers/pci/host/vmd.c
+++ b/drivers/pci/host/vmd.c
@@ -183,7 +183,7 @@ static struct vmd_irq_list *vmd_next_irq(struct vmd_dev *vmd, struct msi_desc *d
183 int i, best = 1; 183 int i, best = 1;
184 unsigned long flags; 184 unsigned long flags;
185 185
186 if (!desc->msi_attrib.is_msix || vmd->msix_count == 1) 186 if (pci_is_bridge(msi_desc_to_pci_dev(desc)) || vmd->msix_count == 1)
187 return &vmd->irqs[0]; 187 return &vmd->irqs[0];
188 188
189 raw_spin_lock_irqsave(&list_lock, flags); 189 raw_spin_lock_irqsave(&list_lock, flags);
@@ -697,7 +697,7 @@ static int vmd_probe(struct pci_dev *dev, const struct pci_device_id *id)
697 return -ENODEV; 697 return -ENODEV;
698 698
699 vmd->msix_count = pci_alloc_irq_vectors(dev, 1, vmd->msix_count, 699 vmd->msix_count = pci_alloc_irq_vectors(dev, 1, vmd->msix_count,
700 PCI_IRQ_MSIX | PCI_IRQ_AFFINITY); 700 PCI_IRQ_MSIX);
701 if (vmd->msix_count < 0) 701 if (vmd->msix_count < 0)
702 return vmd->msix_count; 702 return vmd->msix_count;
703 703
@@ -755,6 +755,11 @@ static void vmd_remove(struct pci_dev *dev)
755static int vmd_suspend(struct device *dev) 755static int vmd_suspend(struct device *dev)
756{ 756{
757 struct pci_dev *pdev = to_pci_dev(dev); 757 struct pci_dev *pdev = to_pci_dev(dev);
758 struct vmd_dev *vmd = pci_get_drvdata(pdev);
759 int i;
760
761 for (i = 0; i < vmd->msix_count; i++)
762 devm_free_irq(dev, pci_irq_vector(pdev, i), &vmd->irqs[i]);
758 763
759 pci_save_state(pdev); 764 pci_save_state(pdev);
760 return 0; 765 return 0;
@@ -763,6 +768,16 @@ static int vmd_suspend(struct device *dev)
763static int vmd_resume(struct device *dev) 768static int vmd_resume(struct device *dev)
764{ 769{
765 struct pci_dev *pdev = to_pci_dev(dev); 770 struct pci_dev *pdev = to_pci_dev(dev);
771 struct vmd_dev *vmd = pci_get_drvdata(pdev);
772 int err, i;
773
774 for (i = 0; i < vmd->msix_count; i++) {
775 err = devm_request_irq(dev, pci_irq_vector(pdev, i),
776 vmd_irq, IRQF_NO_THREAD,
777 "vmd", &vmd->irqs[i]);
778 if (err)
779 return err;
780 }
766 781
767 pci_restore_state(pdev); 782 pci_restore_state(pdev);
768 return 0; 783 return 0;