diff options
Diffstat (limited to 'include/asm-x86_64')
| -rw-r--r-- | include/asm-x86_64/pci.h | 19 | ||||
| -rw-r--r-- | include/asm-x86_64/topology.h | 2 |
2 files changed, 20 insertions, 1 deletions
diff --git a/include/asm-x86_64/pci.h b/include/asm-x86_64/pci.h index bda94fd5176..88926eb44f5 100644 --- a/include/asm-x86_64/pci.h +++ b/include/asm-x86_64/pci.h @@ -5,6 +5,25 @@ #ifdef __KERNEL__ +struct pci_sysdata { + int node; /* NUMA node */ + void* iommu; /* IOMMU private data */ +}; + +#ifdef CONFIG_CALGARY_IOMMU +static inline void* pci_iommu(struct pci_bus *bus) +{ + struct pci_sysdata *sd = bus->sysdata; + return sd->iommu; +} + +static inline void set_pci_iommu(struct pci_bus *bus, void *val) +{ + struct pci_sysdata *sd = bus->sysdata; + sd->iommu = val; +} +#endif /* CONFIG_CALGARY_IOMMU */ + #include <linux/mm.h> /* for struct page */ /* Can be used to override the logic in pci_scan_bus for skipping diff --git a/include/asm-x86_64/topology.h b/include/asm-x86_64/topology.h index 4fd6fb23953..36e52fba796 100644 --- a/include/asm-x86_64/topology.h +++ b/include/asm-x86_64/topology.h @@ -22,7 +22,7 @@ extern int __node_distance(int, int); #define parent_node(node) (node) #define node_to_first_cpu(node) (first_cpu(node_to_cpumask[node])) #define node_to_cpumask(node) (node_to_cpumask[node]) -#define pcibus_to_node(bus) ((long)(bus->sysdata)) +#define pcibus_to_node(bus) ((struct pci_sysdata *)((bus)->sysdata))->node #define pcibus_to_cpumask(bus) node_to_cpumask(pcibus_to_node(bus)); #define numa_node_id() read_pda(nodenumber) |