X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fbus%2Fpci%2Fprivate.h;h=a205d4d9f0af726bf8574dedfb1536aef8ffb35d;hb=0f9e90b54fdad20e3ad04c537f1c25345e8c3d6c;hp=8ddd03e16cf61f3df61bc2953527f8b7d5a37a1c;hpb=e690338a7b8549679deb257c3a3f576fb900d509;p=dpdk.git diff --git a/drivers/bus/pci/private.h b/drivers/bus/pci/private.h index 8ddd03e16c..a205d4d9f0 100644 --- a/drivers/bus/pci/private.h +++ b/drivers/bus/pci/private.h @@ -10,9 +10,13 @@ #include #include +extern struct rte_pci_bus rte_pci_bus; + struct rte_pci_driver; struct rte_pci_device; +extern struct rte_pci_bus rte_pci_bus; + /** * Probe the PCI bus * @@ -122,6 +126,18 @@ int pci_uio_alloc_resource(struct rte_pci_device *dev, void pci_uio_free_resource(struct rte_pci_device *dev, struct mapped_pci_resource *uio_res); +/** + * Remap the PCI resource of a PCI device in anonymous virtual memory. + * + * @param dev + * Point to the struct rte pci device. + * @return + * - On success, zero. + * - On failure, a negative value. + */ +int +pci_uio_remap_resource(struct rte_pci_device *dev); + /** * Map device memory to uio resource * @@ -156,6 +172,17 @@ int rte_pci_match(const struct rte_pci_driver *pci_drv, const struct rte_pci_device *pci_dev); +/** + * OS specific callbacks for rte_pci_get_iommu_class + * + */ +bool +pci_device_iommu_support_va(const struct rte_pci_device *dev); + +enum rte_iova_mode +pci_device_iova_mode(const struct rte_pci_driver *pci_drv, + const struct rte_pci_device *pci_dev); + /** * Get iommu class of PCI devices on the bus. * And return their preferred iova mapping mode. @@ -166,4 +193,27 @@ rte_pci_match(const struct rte_pci_driver *pci_drv, enum rte_iova_mode rte_pci_get_iommu_class(void); +/* + * Iterate over internal devices, + * matching any device against the provided + * string. + * + * @param start + * Iteration starting point. + * + * @param str + * Device string to match against. + * + * @param it + * (unused) iterator structure. + * + * @return + * A pointer to the next matching device if any. + * NULL otherwise. + */ +void * +rte_pci_dev_iterate(const void *start, + const char *str, + const struct rte_dev_iterator *it); + #endif /* _PCI_PRIVATE_H_ */