X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fbus%2Fpci%2Frte_bus_pci.h;h=f0d6d81c00ce565643991b34a07c569a288730db;hb=8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82;hp=357afb912ebe512756c1ed8817b38776ce35086a;hpb=ca33590b6af032bff57d9cc70455660466a654b2;p=deb_dpdk.git

diff --git a/drivers/bus/pci/rte_bus_pci.h b/drivers/bus/pci/rte_bus_pci.h
index 357afb91..f0d6d81c 100644
--- a/drivers/bus/pci/rte_bus_pci.h
+++ b/drivers/bus/pci/rte_bus_pci.h
@@ -62,10 +62,12 @@ struct rte_pci_device {
 	struct rte_mem_resource mem_resource[PCI_MAX_RESOURCE];
 					    /**< PCI Memory Resource */
 	struct rte_intr_handle intr_handle; /**< Interrupt handle */
-	struct rte_pci_driver *driver;      /**< Associated driver */
+	struct rte_pci_driver *driver;      /**< PCI driver used in probing */
 	uint16_t max_vfs;                   /**< sriov enable if not zero */
 	enum rte_kernel_driver kdrv;        /**< Kernel driver passthrough */
 	char name[PCI_PRI_STR_SIZE+1];      /**< PCI location (ASCII) */
+	struct rte_intr_handle vfio_req_intr_handle;
+				/**< Handler of VFIO request interrupt */
 };
 
 /**
@@ -74,6 +76,9 @@ struct rte_pci_device {
  */
 #define RTE_DEV_TO_PCI(ptr) container_of(ptr, struct rte_pci_device, device)
 
+#define RTE_DEV_TO_PCI_CONST(ptr) \
+	container_of(ptr, const struct rte_pci_device, device)
+
 #define RTE_ETH_DEV_TO_PCI(eth_dev)	RTE_DEV_TO_PCI((eth_dev)->device)
 
 /** Any PCI device identifier (vendor, device, ...) */
@@ -118,7 +123,7 @@ struct rte_pci_driver {
 	pci_probe_t *probe;                /**< Device Probe function. */
 	pci_remove_t *remove;              /**< Device Remove function. */
 	const struct rte_pci_id *id_table; /**< ID table, NULL terminated. */
-	uint32_t drv_flags;                /**< Flags contolling handling of device. */
+	uint32_t drv_flags;                /**< Flags RTE_PCI_DRV_*. */
 };
 
 /**
@@ -132,6 +137,10 @@ struct rte_pci_bus {
 
 /** Device needs PCI BAR mapping (done with either IGB_UIO or VFIO) */
 #define RTE_PCI_DRV_NEED_MAPPING 0x0001
+/** Device needs PCI BAR mapping with enabled write combining (wc) */
+#define RTE_PCI_DRV_WC_ACTIVATE 0x0002
+/** Device already probed can be probed again to check for new ports. */
+#define RTE_PCI_DRV_PROBE_AGAIN 0x0004
 /** Device driver supports link state interrupt */
 #define RTE_PCI_DRV_INTR_LSC	0x0008
 /** Device driver supports device removal interrupt */
@@ -186,8 +195,7 @@ void rte_pci_register(struct rte_pci_driver *driver);
 
 /** Helper for PCI device registration from driver (eth, crypto) instance */
 #define RTE_PMD_REGISTER_PCI(nm, pci_drv) \
-RTE_INIT(pciinitfn_ ##nm); \
-static void pciinitfn_ ##nm(void) \
+RTE_INIT(pciinitfn_ ##nm) \
 {\
 	(pci_drv).driver.name = RTE_STR(nm);\
 	rte_pci_register(&pci_drv); \
@@ -215,6 +223,8 @@ void rte_pci_unregister(struct rte_pci_driver *driver);
  *   The length of the data buffer.
  * @param offset
  *   The offset into PCI config space
+ * @return
+ *  Number of bytes read on success, negative on error.
  */
 int rte_pci_read_config(const struct rte_pci_device *device,
 		void *buf, size_t len, off_t offset);