diff options
Diffstat (limited to 'drivers/pci/msi.c')
-rw-r--r-- | drivers/pci/msi.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index a02981efdad5..98f12223c734 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c | |||
@@ -1069,7 +1069,7 @@ static int __pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec, | |||
1069 | nvec = maxvec; | 1069 | nvec = maxvec; |
1070 | 1070 | ||
1071 | for (;;) { | 1071 | for (;;) { |
1072 | if (!(flags & PCI_IRQ_NOAFFINITY)) { | 1072 | if (flags & PCI_IRQ_AFFINITY) { |
1073 | dev->irq_affinity = irq_create_affinity_mask(&nvec); | 1073 | dev->irq_affinity = irq_create_affinity_mask(&nvec); |
1074 | if (nvec < minvec) | 1074 | if (nvec < minvec) |
1075 | return -ENOSPC; | 1075 | return -ENOSPC; |
@@ -1105,7 +1105,7 @@ static int __pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec, | |||
1105 | **/ | 1105 | **/ |
1106 | int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec) | 1106 | int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec) |
1107 | { | 1107 | { |
1108 | return __pci_enable_msi_range(dev, minvec, maxvec, PCI_IRQ_NOAFFINITY); | 1108 | return __pci_enable_msi_range(dev, minvec, maxvec, 0); |
1109 | } | 1109 | } |
1110 | EXPORT_SYMBOL(pci_enable_msi_range); | 1110 | EXPORT_SYMBOL(pci_enable_msi_range); |
1111 | 1111 | ||
@@ -1120,7 +1120,7 @@ static int __pci_enable_msix_range(struct pci_dev *dev, | |||
1120 | return -ERANGE; | 1120 | return -ERANGE; |
1121 | 1121 | ||
1122 | for (;;) { | 1122 | for (;;) { |
1123 | if (!(flags & PCI_IRQ_NOAFFINITY)) { | 1123 | if (flags & PCI_IRQ_AFFINITY) { |
1124 | dev->irq_affinity = irq_create_affinity_mask(&nvec); | 1124 | dev->irq_affinity = irq_create_affinity_mask(&nvec); |
1125 | if (nvec < minvec) | 1125 | if (nvec < minvec) |
1126 | return -ENOSPC; | 1126 | return -ENOSPC; |
@@ -1160,8 +1160,7 @@ static int __pci_enable_msix_range(struct pci_dev *dev, | |||
1160 | int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, | 1160 | int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, |
1161 | int minvec, int maxvec) | 1161 | int minvec, int maxvec) |
1162 | { | 1162 | { |
1163 | return __pci_enable_msix_range(dev, entries, minvec, maxvec, | 1163 | return __pci_enable_msix_range(dev, entries, minvec, maxvec, 0); |
1164 | PCI_IRQ_NOAFFINITY); | ||
1165 | } | 1164 | } |
1166 | EXPORT_SYMBOL(pci_enable_msix_range); | 1165 | EXPORT_SYMBOL(pci_enable_msix_range); |
1167 | 1166 | ||
@@ -1187,22 +1186,25 @@ int pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs, | |||
1187 | { | 1186 | { |
1188 | int vecs = -ENOSPC; | 1187 | int vecs = -ENOSPC; |
1189 | 1188 | ||
1190 | if (!(flags & PCI_IRQ_NOMSIX)) { | 1189 | if (flags & PCI_IRQ_MSIX) { |
1191 | vecs = __pci_enable_msix_range(dev, NULL, min_vecs, max_vecs, | 1190 | vecs = __pci_enable_msix_range(dev, NULL, min_vecs, max_vecs, |
1192 | flags); | 1191 | flags); |
1193 | if (vecs > 0) | 1192 | if (vecs > 0) |
1194 | return vecs; | 1193 | return vecs; |
1195 | } | 1194 | } |
1196 | 1195 | ||
1197 | if (!(flags & PCI_IRQ_NOMSI)) { | 1196 | if (flags & PCI_IRQ_MSI) { |
1198 | vecs = __pci_enable_msi_range(dev, min_vecs, max_vecs, flags); | 1197 | vecs = __pci_enable_msi_range(dev, min_vecs, max_vecs, flags); |
1199 | if (vecs > 0) | 1198 | if (vecs > 0) |
1200 | return vecs; | 1199 | return vecs; |
1201 | } | 1200 | } |
1202 | 1201 | ||
1203 | /* use legacy irq if allowed */ | 1202 | /* use legacy irq if allowed */ |
1204 | if (!(flags & PCI_IRQ_NOLEGACY) && min_vecs == 1) | 1203 | if ((flags & PCI_IRQ_LEGACY) && min_vecs == 1) { |
1204 | pci_intx(dev, 1); | ||
1205 | return 1; | 1205 | return 1; |
1206 | } | ||
1207 | |||
1206 | return vecs; | 1208 | return vecs; |
1207 | } | 1209 | } |
1208 | EXPORT_SYMBOL(pci_alloc_irq_vectors); | 1210 | EXPORT_SYMBOL(pci_alloc_irq_vectors); |
@@ -1411,6 +1413,8 @@ struct irq_domain *pci_msi_create_irq_domain(struct fwnode_handle *fwnode, | |||
1411 | if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS) | 1413 | if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS) |
1412 | pci_msi_domain_update_chip_ops(info); | 1414 | pci_msi_domain_update_chip_ops(info); |
1413 | 1415 | ||
1416 | info->flags |= MSI_FLAG_ACTIVATE_EARLY; | ||
1417 | |||
1414 | domain = msi_create_irq_domain(fwnode, info, parent); | 1418 | domain = msi_create_irq_domain(fwnode, info, parent); |
1415 | if (!domain) | 1419 | if (!domain) |
1416 | return NULL; | 1420 | return NULL; |