On 08/12/2011 07:14 PM, Roopa Prabhu wrote:
- get_physical_function(sysfs_path, d);
- get_virtual_functions(sysfs_path, d);
+ if (!pciGetPhysicalFunction(sysfs_path,&d->pci_dev.physical_function))
+ d->pci_dev.flags |= VIR_NODE_DEV_CAP_FLAG_PCI_PHYSICAL_FUNCTION;
+
+ if (!pciGetVirtualFunctions(sysfs_path,&d->pci_dev.virtual_functions,
+&d->pci_dev.num_virtual_functions) ||
+ d->pci_dev.num_virtual_functions> 0)
+ d->pci_dev.flags |= VIR_NODE_DEV_CAP_FLAG_PCI_VIRTUAL_FUNCTION;
VIR_FREE(sysfs_path);
[...]
diff --git a/src/util/pci.h b/src/util/pci.h
index a351baf..367881e 100644
--- a/src/util/pci.h
+++ b/src/util/pci.h
@@ -27,6 +27,13 @@
typedef struct _pciDevice pciDevice;
typedef struct _pciDeviceList pciDeviceList;
+struct pci_config_address {
+ unsigned int domain;
+ unsigned int bus;
+ unsigned int slot;
+ unsigned int function;
+};
+
pciDevice *pciGetDevice (unsigned domain,
unsigned bus,
unsigned slot,
@@ -74,4 +81,22 @@ int pciDeviceIsAssignable(pciDevice *dev,
int strict_acs_check);
int pciWaitForDeviceCleanup(pciDevice *dev, const char *matcher);
+#ifdef __linux__
+
+# define pciGetPhysicalFunction(s,a) pciGetPhysicalFunctionLinux(s,a)
+int pciGetPhysicalFunctionLinux(const char *sysfs_path,
+ struct pci_config_address **phys_fn);
+
+# define pciGetVirtualFunctions(s,a,n) pciGetVirtualFunctionsLinux(s,a,n)
+int pciGetVirtualFunctionsLinux(const char *sysfs_path,
+ struct pci_config_address ***virtual_functions,
+ unsigned int *num_virtual_functions);
+
+#else /* __linux__ */
+
+# define pciGetPhysicalFunction(s,a)
+# define pciGetVirtualFunctions(s,a,n)
+
I don't think these #defines will produce compilable code if they are
used above. You'll probably have to implement functions for them.
Stefan
+#endif
+
#endif /* __VIR_PCI_H__ */
--
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