genirq/msi: Add cpumask allocation to alloc_msi_entry

[cascardo/linux.git] / drivers / pci / msi.c

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index eafa613..0db72ba 100644 (file)
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -555,7 +555,7 @@ static struct msi_desc *msi_setup_entry(struct pci_dev *dev, int nvec)
        struct msi_desc *entry;
 
        /* MSI Entry Initialization */
-       entry = alloc_msi_entry(&dev->dev);
+       entry = alloc_msi_entry(&dev->dev, nvec, NULL);
        if (!entry)
                return NULL;
 
@@ -568,7 +568,6 @@ static struct msi_desc *msi_setup_entry(struct pci_dev *dev, int nvec)
        entry->msi_attrib.default_irq   = dev->irq;     /* Save IOAPIC IRQ */
        entry->msi_attrib.multi_cap     = (control & PCI_MSI_FLAGS_QMASK) >> 1;
        entry->msi_attrib.multiple      = ilog2(__roundup_pow_of_two(nvec));
-       entry->nvec_used                = nvec;
        entry->affinity                 = dev->irq_affinity;
 
        if (control & PCI_MSI_FLAGS_64BIT)
@@ -693,7 +692,7 @@ static int msix_setup_entries(struct pci_dev *dev, void __iomem *base,
                        mask = cpumask_of(cpu);
                }
 
-               entry = alloc_msi_entry(&dev->dev);
+               entry = alloc_msi_entry(&dev->dev, 1, NULL);
                if (!entry) {
                        if (!i)
                                iounmap(base);
@@ -711,7 +710,6 @@ static int msix_setup_entries(struct pci_dev *dev, void __iomem *base,
                        entry->msi_attrib.entry_nr = i;
                entry->msi_attrib.default_irq   = dev->irq;
                entry->mask_base                = base;
-               entry->nvec_used                = 1;
                entry->affinity                 = mask;
 
                list_add_tail(&entry->list, dev_to_msi_list(&dev->dev));
@@ -1069,7 +1067,7 @@ static int __pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec,
                nvec = maxvec;
 
        for (;;) {
-               if (!(flags & PCI_IRQ_NOAFFINITY)) {
+               if (flags & PCI_IRQ_AFFINITY) {
                        dev->irq_affinity = irq_create_affinity_mask(&nvec);
                        if (nvec < minvec)
                                return -ENOSPC;
@@ -1105,7 +1103,7 @@ static int __pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec,
  **/
 int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec)
 {
-       return __pci_enable_msi_range(dev, minvec, maxvec, PCI_IRQ_NOAFFINITY);
+       return __pci_enable_msi_range(dev, minvec, maxvec, 0);
 }
 EXPORT_SYMBOL(pci_enable_msi_range);
 
@@ -1120,7 +1118,7 @@ static int __pci_enable_msix_range(struct pci_dev *dev,
                return -ERANGE;
 
        for (;;) {
-               if (!(flags & PCI_IRQ_NOAFFINITY)) {
+               if (flags & PCI_IRQ_AFFINITY) {
                        dev->irq_affinity = irq_create_affinity_mask(&nvec);
                        if (nvec < minvec)
                                return -ENOSPC;
@@ -1160,8 +1158,7 @@ static int __pci_enable_msix_range(struct pci_dev *dev,
 int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries,
                int minvec, int maxvec)
 {
-       return __pci_enable_msix_range(dev, entries, minvec, maxvec,
-                       PCI_IRQ_NOAFFINITY);
+       return __pci_enable_msix_range(dev, entries, minvec, maxvec, 0);
 }
 EXPORT_SYMBOL(pci_enable_msix_range);
 
@@ -1187,22 +1184,25 @@ int pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
 {
        int vecs = -ENOSPC;
 
-       if (!(flags & PCI_IRQ_NOMSIX)) {
+       if (flags & PCI_IRQ_MSIX) {
                vecs = __pci_enable_msix_range(dev, NULL, min_vecs, max_vecs,
                                flags);
                if (vecs > 0)
                        return vecs;
        }
 
-       if (!(flags & PCI_IRQ_NOMSI)) {
+       if (flags & PCI_IRQ_MSI) {
                vecs = __pci_enable_msi_range(dev, min_vecs, max_vecs, flags);
                if (vecs > 0)
                        return vecs;
        }
 
        /* use legacy irq if allowed */
-       if (!(flags & PCI_IRQ_NOLEGACY) && min_vecs == 1)
+       if ((flags & PCI_IRQ_LEGACY) && min_vecs == 1) {
+               pci_intx(dev, 1);
                return 1;
+       }
+
        return vecs;
 }
 EXPORT_SYMBOL(pci_alloc_irq_vectors);