remove pci driver from vdevs

index 83e3c28..334c12e 100644
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without

@@ -149,6 +149,7 @@ enum rte_kernel_driver {
 	RTE_KDRV_VFIO,
 	RTE_KDRV_UIO_GENERIC,
 	RTE_KDRV_NIC_UIO,
+	RTE_KDRV_NONE,
 };
 
 /**

index f593f6e..2fce370 100644
@@ -424,7 +424,7 @@ rte_eth_dev_socket_id(uint8_t port_id)
 {
 	if (!rte_eth_dev_is_valid_port(port_id))
 		return -1;
-	return rte_eth_devices[port_id].pci_dev->numa_node;
+	return rte_eth_devices[port_id].data->numa_node;
 }
 
 uint8_t

@@ -503,27 +503,25 @@ rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 static int
 rte_eth_dev_is_detachable(uint8_t port_id)
 {
-	uint32_t drv_flags;
+	uint32_t dev_flags;
 
 	if (!rte_eth_dev_is_valid_port(port_id)) {
 		PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 		return -EINVAL;
 	}
 
-	if (rte_eth_devices[port_id].dev_type == RTE_ETH_DEV_PCI) {
-		switch (rte_eth_devices[port_id].pci_dev->kdrv) {
-		case RTE_KDRV_IGB_UIO:
-		case RTE_KDRV_UIO_GENERIC:
-		case RTE_KDRV_NIC_UIO:
-			break;
-		case RTE_KDRV_VFIO:
-		default:
-			return -ENOTSUP;
-		}
+	switch (rte_eth_devices[port_id].data->kdrv) {
+	case RTE_KDRV_IGB_UIO:
+	case RTE_KDRV_UIO_GENERIC:
+	case RTE_KDRV_NIC_UIO:
+	case RTE_KDRV_NONE:
+		break;
+	case RTE_KDRV_VFIO:
+	default:
+		return -ENOTSUP;
 	}
-
-	drv_flags = rte_eth_devices[port_id].driver->pci_drv.drv_flags;
-	return !(drv_flags & RTE_PCI_DRV_DETACHABLE);
+	dev_flags = rte_eth_devices[port_id].data->dev_flags;
+	return !(dev_flags & RTE_ETH_DEV_DETACHABLE);
 }
 
 /* attach the new physical device, then store port_id of the device */

@@ -1143,14 +1141,11 @@ rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 	 * If link state interrupt is enabled, check that the
 	 * device supports it.
 	 */
-	if (dev_conf->intr_conf.lsc == 1) {
-		const struct rte_pci_driver *pci_drv = &dev->driver->pci_drv;
-
-		if (!(pci_drv->drv_flags & RTE_PCI_DRV_INTR_LSC)) {
+	if ((dev_conf->intr_conf.lsc == 1) &&
+		(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 			PMD_DEBUG_TRACE("driver %s does not support lsc\n",
-					pci_drv->name);
+					dev->data->drv_name);
 			return -EINVAL;
-		}
 	}
 
 	/*

@@ -1795,8 +1790,7 @@ rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
 	FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
 	(*dev->dev_ops->dev_infos_get)(dev, dev_info);
 	dev_info->pci_dev = dev->pci_dev;
-	if (dev->driver)
-		dev_info->driver_name = dev->driver->pci_drv.name;
+	dev_info->driver_name = dev->data->drv_name;
 }
 
 void

@@ -3342,3 +3336,17 @@ rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
 	FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
 	return (*dev->dev_ops->set_eeprom)(dev, info);
 }
+
+void
+rte_eth_copy_dev_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
+{
+	if ((eth_dev == NULL) || (pci_dev == NULL)) {
+		PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
+				eth_dev, pci_dev);
+	}
+
+	eth_dev->data->dev_flags = pci_dev->driver->drv_flags;
+	eth_dev->data->kdrv = pci_dev->kdrv;
+	eth_dev->data->numa_node = pci_dev->numa_node;
+	eth_dev->data->drv_name = pci_dev->driver->name;
+}

index 8a8c82b..d440bd6 100644
@@ -1471,8 +1471,23 @@ struct rte_eth_dev_data {
 		all_multicast : 1, /**< RX all multicast mode ON(1) / OFF(0). */
 		dev_started : 1,   /**< Device state: STARTED(1) / STOPPED(0). */
 		lro         : 1;   /**< RX LRO is ON(1) / OFF(0) */
+	uint32_t dev_flags; /**< Flags controlling handling of device. */
+	enum rte_kernel_driver kdrv;	/**< Kernel driver passthrough */
+	int numa_node;
+	const char *drv_name;
 };
 
+/** Device needs PCI BAR mapping (done with either IGB_UIO or VFIO) */
+#define RTE_ETH_DEV_DRV_NEED_MAPPING	RTE_PCI_DRV_NEED_MAPPING
+/** Device needs to be unbound even if no module is provided */
+#define RTE_ETH_DEV_DRV_FORCE_UNBIND	RTE_PCI_DRV_FORCE_UNBIND
+/** Device supports link state interrupt */
+#define RTE_ETH_DEV_INTR_LSC	RTE_PCI_DRV_INTR_LSC
+/** Device  supports detaching capability */
+#define RTE_ETH_DEV_DETACHABLE	RTE_PCI_DRV_DETACHABLE
+/** Device  is a bonded device */
+#define RTE_ETH_DEV_BONDED	0x0020
+
 /**
  * @internal
  * The pool of *rte_eth_dev* structures. The size of the pool

index 2fce370..dcaf24c 100644
@@ -3349,4 +3349,5 @@ rte_eth_copy_dev_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_de
 	eth_dev->data->kdrv = pci_dev->kdrv;
 	eth_dev->data->numa_node = pci_dev->numa_node;
 	eth_dev->data->drv_name = pci_dev->driver->name;
+
 }

index d440bd6..815e2fc 100644
@@ -3613,6 +3613,20 @@ extern int rte_eth_timesync_read_rx_timestamp(uint8_t port_id,
 extern int rte_eth_timesync_read_tx_timestamp(uint8_t port_id,
 					      struct timespec *timestamp);
 
+/**
+ * Copy pci device info to the Ethernet device data.
+ *
+ * @param eth_dev
+ * The *eth_dev* pointer is the address of the *rte_eth_dev* structure.
+ * @param pci_dev
+ * The *pci_dev* pointer is the address of the *rte_pci_device* structure.
+ *
+ * @return
+ *   - 0 on success, negative on error
+ */
+extern void rte_eth_copy_dev_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev);
+
+
 #ifdef __cplusplus
 }
 #endif

index e244595..fb7473f 100644
@@ -340,13 +340,6 @@ eth_stats_reset(struct rte_eth_dev *dev)
 	}
 }
 
-static struct eth_driver rte_null_pmd = {
-	.pci_drv = {
-		.name = "rte_null_pmd",
-		.drv_flags = RTE_PCI_DRV_DETACHABLE,
-	},
-};
-
 static void
 eth_queue_release(void *q)
 {

@@ -386,7 +379,6 @@ eth_dev_null_create(const char *name,
 	const unsigned nb_rx_queues = 1;
 	const unsigned nb_tx_queues = 1;
 	struct rte_eth_dev_data *data = NULL;
-	struct rte_pci_device *pci_dev = NULL;
 	struct pmd_internals *internals = NULL;
 	struct rte_eth_dev *eth_dev = NULL;
 

@@ -403,10 +395,6 @@ eth_dev_null_create(const char *name,
 	if (data == NULL)
 		goto error;
 
-	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-	if (pci_dev == NULL)
-		goto error;
-
 	internals = rte_zmalloc_socket(name, sizeof(*internals), 0, numa_node);
 	if (internals == NULL)
 		goto error;

@@ -418,8 +406,7 @@ eth_dev_null_create(const char *name,
 
 	/* now put it all together
 	 * - store queue data in internals,
-	 * - store numa_node info in pci_driver
-	 * - point eth_dev_data to internals and pci_driver
+	 * - point eth_dev_data to internals
 	 * - and point eth_dev structure to new eth_dev_data structure
 	 */
 	/* NOTE: we'll replace the data element, of originally allocated eth_dev

@@ -431,8 +418,6 @@ eth_dev_null_create(const char *name,
 	internals->packet_copy = packet_copy;
 	internals->numa_node = numa_node;
 
-	pci_dev->numa_node = numa_node;
-
 	data->dev_private = internals;
 	data->port_id = eth_dev->data->port_id;
 	data->nb_rx_queues = (uint16_t)nb_rx_queues;

@@ -443,8 +428,11 @@ eth_dev_null_create(const char *name,
 
 	eth_dev->data = data;
 	eth_dev->dev_ops = &ops;
-	eth_dev->pci_dev = pci_dev;
-	eth_dev->driver = &rte_null_pmd;
+	eth_dev->driver = NULL;
+	eth_dev->data->dev_flags = RTE_ETH_DEV_DETACHABLE;
+	eth_dev->data->kdrv = RTE_KDRV_NONE;
+	eth_dev->data->drv_name = NULL;
+	eth_dev->data->numa_node = numa_node;
 
 	/* finally assign rx and tx ops */
 	if (packet_copy) {

@@ -459,7 +447,6 @@ eth_dev_null_create(const char *name,
 
 error:
 	rte_free(data);
-	rte_free(pci_dev);
 	rte_free(internals);
 
 	return -1;

@@ -562,14 +549,13 @@ rte_pmd_null_devuninit(const char *name)
 	RTE_LOG(INFO, PMD, "Closing null ethdev on numa socket %u\n",
 			rte_socket_id());
 
-	/* reserve an ethdev entry */
+	/* find the ethdev entry */
 	eth_dev = rte_eth_dev_allocated(name);
 	if (eth_dev == NULL)
 		return -1;
 
 	rte_free(eth_dev->data->dev_private);
 	rte_free(eth_dev->data);
-	rte_free(eth_dev->pci_dev);
 
 	rte_eth_dev_release_port(eth_dev);
 

index 0ba36d5..65608b2 100644
@@ -44,8 +44,6 @@
 #define ETH_RING_ACTION_CREATE		"CREATE"
 #define ETH_RING_ACTION_ATTACH		"ATTACH"
 
-static const char *ring_ethdev_driver_name = "Ring PMD";
-
 static const char *valid_arguments[] = {
 	ETH_RING_NUMA_NODE_ACTION_ARG,
 	NULL

@@ -252,15 +250,6 @@ static const struct eth_dev_ops ops = {
 	.mac_addr_add = eth_mac_addr_add,
 };
 
-static struct eth_driver rte_ring_pmd = {
-	.pci_drv = {
-		.name = "rte_ring_pmd",
-		.drv_flags = RTE_PCI_DRV_DETACHABLE,
-	},
-};
-
-static struct rte_pci_id id_table;
-
 int
 rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 		const unsigned nb_rx_queues,

@@ -269,7 +258,6 @@ rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 		const unsigned numa_node)
 {
 	struct rte_eth_dev_data *data = NULL;
-	struct rte_pci_device *pci_dev = NULL;
 	struct pmd_internals *internals = NULL;
 	struct rte_eth_dev *eth_dev = NULL;
 

@@ -291,10 +279,6 @@ rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 	if (data == NULL)
 		goto error;
 
-	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-	if (pci_dev == NULL)
-		goto error;
-
 	internals = rte_zmalloc_socket(name, sizeof(*internals), 0, numa_node);
 	if (internals == NULL)
 		goto error;

@@ -304,11 +288,10 @@ rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 	if (eth_dev == NULL)
 		goto error;
 
-
 	/* now put it all together
 	 * - store queue data in internals,
-	 * - store numa_node info in pci_driver
-	 * - point eth_dev_data to internals and pci_driver
+	 * - store numa_node info in eth_dev_data
+	 * - point eth_dev_data to internals
 	 * - and point eth_dev structure to new eth_dev_data structure
 	 */
 	/* NOTE: we'll replace the data element, of originally allocated eth_dev

@@ -323,12 +306,6 @@ rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 		internals->tx_ring_queues[i].rng = tx_queues[i];
 	}
 
-	rte_ring_pmd.pci_drv.name = ring_ethdev_driver_name;
-	rte_ring_pmd.pci_drv.id_table = &id_table;
-
-	pci_dev->numa_node = numa_node;
-	pci_dev->driver = &rte_ring_pmd.pci_drv;
-
 	data->dev_private = internals;
 	data->port_id = eth_dev->data->port_id;
 	memmove(data->name, eth_dev->data->name, sizeof(data->name));

@@ -338,9 +315,13 @@ rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 	data->mac_addrs = &internals->address;
 
 	eth_dev->data = data;
-	eth_dev->driver = &rte_ring_pmd;
+	eth_dev->driver = NULL;
 	eth_dev->dev_ops = &ops;
-	eth_dev->pci_dev = pci_dev;
+	eth_dev->data->dev_flags = RTE_ETH_DEV_DETACHABLE;
+	eth_dev->data->kdrv = RTE_KDRV_NONE;
+	eth_dev->data->drv_name = NULL;
+	eth_dev->data->numa_node = numa_node;
+
 	TAILQ_INIT(&(eth_dev->link_intr_cbs));
 
 	/* finally assign rx and tx ops */

@@ -351,7 +332,6 @@ rte_eth_from_rings(const char *name, struct rte_ring *const rx_queues[],
 
 error:
 	rte_free(data);
-	rte_free(pci_dev);
 	rte_free(internals);
 
 	return -1;

@@ -561,7 +541,6 @@ rte_pmd_ring_devuninit(const char *name)
 	eth_dev_stop(eth_dev);
 	rte_free(eth_dev->data->dev_private);
 	rte_free(eth_dev->data);
-	rte_free(eth_dev->pci_dev);
 
 	rte_eth_dev_release_port(eth_dev);
 	return 0;

index 6df318e..3157543 100644
@@ -65,7 +65,7 @@ bond_mode_alb_enable(struct rte_eth_dev *bond_dev)
 
 	uint16_t data_size;
 	char mem_name[RTE_ETH_NAME_MAX_LEN];
-	int socket_id = bond_dev->pci_dev->numa_node;
+	int socket_id = bond_dev->data->numa_node;
 
 	/* Fill hash table with initial values */
 	memset(hash_table, 0, sizeof(struct client_data) * ALB_HASH_TABLE_SIZE);

127 lines not on this page · raw message

index 5cc6372..f4f29c5 100644
@@ -1307,7 +1307,7 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
 	rte_eth_dev_stop(slave_eth_dev->data->port_id);
 
 	/* Enable interrupts on slave device if supported */
-	if (slave_eth_dev->driver->pci_drv.drv_flags & RTE_PCI_DRV_INTR_LSC)
+	if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
 		slave_eth_dev->data->dev_conf.intr_conf.lsc = 1;
 
 	/* Configure device */

@@ -1362,9 +1362,9 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
 	}
 
 	/* If lsc interrupt is set, check initial slave's link status */
-	if (slave_eth_dev->driver->pci_drv.drv_flags & RTE_PCI_DRV_INTR_LSC)
+	if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
 		bond_ethdev_lsc_event_callback(slave_eth_dev->data->port_id,
-				RTE_ETH_EVENT_INTR_LSC, &bonded_eth_dev->data->port_id);
+			RTE_ETH_EVENT_INTR_LSC, &bonded_eth_dev->data->port_id);
 
 	return 0;
 }

@@ -1447,7 +1447,7 @@ bond_ethdev_start(struct rte_eth_dev *eth_dev)
 	int i;
 
 	/* slave eth dev will be started by bonded device */
-	if (valid_bonded_ethdev(eth_dev)) {
+	if (check_for_bonded_ethdev(eth_dev)) {
 		RTE_BOND_LOG(ERR, "User tried to explicitly start a slave eth_dev (%d)",
 				eth_dev->data->port_id);
 		return -1;

@@ -1592,7 +1592,7 @@ bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 	dev_info->max_tx_queues = (uint16_t)512;
 
 	dev_info->min_rx_bufsize = 0;
-	dev_info->pci_dev = dev->pci_dev;
+	dev_info->pci_dev = NULL;
 
 	dev_info->rx_offload_capa = internals->rx_offload_capa;
 	dev_info->tx_offload_capa = internals->tx_offload_capa;

@@ -1605,7 +1605,7 @@ bond_ethdev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
 {
 	struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)
 			rte_zmalloc_socket(NULL, sizeof(struct bond_rx_queue),
-					0, dev->pci_dev->numa_node);
+					0, dev->data->numa_node);
 	if (bd_rx_q == NULL)
 		return -1;
 

@@ -1629,7 +1629,7 @@ bond_ethdev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
 {
 	struct bond_tx_queue *bd_tx_q  = (struct bond_tx_queue *)
 			rte_zmalloc_socket(NULL, sizeof(struct bond_tx_queue),
-					0, dev->pci_dev->numa_node);
+					0, dev->data->numa_node);
 
 	if (bd_tx_q == NULL)
 		return -1;

@@ -1873,7 +1873,7 @@ bond_ethdev_lsc_event_callback(uint8_t port_id, enum rte_eth_event_type type,
 	bonded_eth_dev = &rte_eth_devices[*(uint8_t *)param];
 	slave_eth_dev = &rte_eth_devices[port_id];
 
-	if (valid_bonded_ethdev(bonded_eth_dev))
+	if (check_for_bonded_ethdev(bonded_eth_dev))
 		return;
 
 	internals = bonded_eth_dev->data->dev_private;

index 038bca6..82dadfc 100644
@@ -162,7 +162,7 @@ struct bond_dev_private {
 extern struct eth_dev_ops default_dev_ops;
 
 int
-valid_bonded_ethdev(const struct rte_eth_dev *eth_dev);
+check_for_bonded_ethdev(const struct rte_eth_dev *eth_dev);
 
 /* Search given slave array to find possition of given id.
  * Return slave pos or slaves_count if not found. */

index f2e4634..5f416f4 100644
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   Copyright(c) 2014 6WIND S.A.
  *   All rights reserved.
  *

@@ -617,13 +617,6 @@ static const struct eth_dev_ops ops = {
 	.stats_reset = eth_stats_reset,
 };
 
-static struct eth_driver rte_pcap_pmd = {
-	.pci_drv = {
-		.name = "rte_pcap_pmd",
-		.drv_flags = RTE_PCI_DRV_DETACHABLE,
-	},
-};
-
 /*
  * Function handler that opens the pcap file for reading a stores a
  * reference of it for use it later on.

@@ -806,7 +799,6 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 		struct rte_kvargs *kvlist)
 {
 	struct rte_eth_dev_data *data = NULL;
-	struct rte_pci_device *pci_dev = NULL;
 	unsigned k_idx;
 	struct rte_kvargs_pair *pair = NULL;
 

@@ -819,17 +811,13 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 	RTE_LOG(INFO, PMD,
 			"Creating pcap-backed ethdev on numa socket %u\n", numa_node);
 
-	/* now do all data allocation - for eth_dev structure, dummy pci driver
+	/* now do all data allocation - for eth_dev structure
 	 * and internal (private) data
 	 */
 	data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node);
 	if (data == NULL)
 		goto error;
 
-	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-	if (pci_dev == NULL)
-		goto error;
-
 	*internals = rte_zmalloc_socket(name, sizeof(**internals), 0, numa_node);
 	if (*internals == NULL)
 		goto error;

@@ -845,8 +833,8 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 
 	/* now put it all together
 	 * - store queue data in internals,
-	 * - store numa_node info in pci_driver
-	 * - point eth_dev_data to internals and pci_driver
+	 * - store numa_node info in eth_dev
+	 * - point eth_dev_data to internals
 	 * - and point eth_dev structure to new eth_dev_data structure
 	 */
 	/* NOTE: we'll replace the data element, of originally allocated eth_dev

@@ -860,8 +848,6 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 	else
 		(*internals)->if_index = if_nametoindex(pair->value);
 
-	pci_dev->numa_node = numa_node;
-
 	data->dev_private = *internals;
 	data->port_id = (*eth_dev)->data->port_id;
 	snprintf(data->name, sizeof(data->name), "%s", (*eth_dev)->data->name);

@@ -874,14 +860,16 @@ rte_pmd_init_internals(const char *name, const unsigned nb_rx_queues,
 
 	(*eth_dev)->data = data;
 	(*eth_dev)->dev_ops = &ops;
-	(*eth_dev)->pci_dev = pci_dev;
-	(*eth_dev)->driver = &rte_pcap_pmd;
+	(*eth_dev)->data->dev_flags = RTE_ETH_DEV_DETACHABLE;
+	(*eth_dev)->driver = NULL;
+	(*eth_dev)->data->kdrv = RTE_KDRV_NONE;
+	(*eth_dev)->data->drv_name = NULL;
+	(*eth_dev)->data->numa_node = numa_node;
 
 	return 0;
 
 error:
 	rte_free(data);
-	rte_free(pci_dev);
 	rte_free(*internals);
 
 	return -1;

@@ -1096,7 +1084,6 @@ rte_pmd_pcap_devuninit(const char *name)
 
 	rte_free(eth_dev->data->dev_private);
 	rte_free(eth_dev->data);
-	rte_free(eth_dev->pci_dev);
 
 	rte_eth_dev_release_port(eth_dev);
 

index bdd9628..7c3c455 100644
@@ -5,7 +5,7 @@
  *
  *   Originally based upon librte_pmd_pcap code:
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   Copyright(c) 2014 6WIND S.A.
  *   All rights reserved.
  *

@@ -431,7 +431,6 @@ rte_pmd_init_internals(const char *name,
                        struct rte_kvargs *kvlist)
 {
 	struct rte_eth_dev_data *data = NULL;
-	struct rte_pci_device *pci_dev = NULL;
 	struct rte_kvargs_pair *pair = NULL;
 	struct ifreq ifr;
 	size_t ifnamelen;

@@ -469,10 +468,6 @@ rte_pmd_init_internals(const char *name,
 	if (data == NULL)
 		goto error;
 
-	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-	if (pci_dev == NULL)
-		goto error;
-
 	*internals = rte_zmalloc_socket(name, sizeof(**internals),
 	                                0, numa_node);
 	if (*internals == NULL)

@@ -655,8 +650,8 @@ rte_pmd_init_internals(const char *name,
 	/*
 	 * now put it all together
 	 * - store queue data in internals,
-	 * - store numa_node info in pci_driver
-	 * - point eth_dev_data to internals and pci_driver
+	 * - store numa_node info in eth_dev
+	 * - point eth_dev_data to internals
 	 * - and point eth_dev structure to new eth_dev_data structure
 	 */
 

@@ -669,17 +664,18 @@ rte_pmd_init_internals(const char *name,
 	data->dev_link = pmd_link;
 	data->mac_addrs = &(*internals)->eth_addr;
 
-	pci_dev->numa_node = numa_node;
-
 	(*eth_dev)->data = data;
 	(*eth_dev)->dev_ops = &ops;
-	(*eth_dev)->pci_dev = pci_dev;
+	(*eth_dev)->data->dev_flags = 0;
+	(*eth_dev)->driver = NULL;
+	(*eth_dev)->data->drv_name = NULL;
+	(*eth_dev)->data->kdrv = RTE_KDRV_NONE;
+	(*eth_dev)->data->numa_node = numa_node;
 
 	return 0;
 
 error:
 	rte_free(data);
-	rte_free(pci_dev);
 
 	if (*internals) {
 		for (q = 0; q < nb_queues; q++) {

index 73e8bce..b3383af 100644
@@ -617,7 +617,6 @@ eth_dev_xenvirt_create(const char *name, const char *params,
                 enum dev_action action)
 {
 	struct rte_eth_dev_data *data = NULL;
-	struct rte_pci_device *pci_dev = NULL;
 	struct pmd_internals *internals = NULL;
 	struct rte_eth_dev *eth_dev = NULL;
 	struct xenvirt_dict dict;

@@ -639,10 +638,6 @@ eth_dev_xenvirt_create(const char *name, const char *params,
 	if (data == NULL)
 		goto err;
 
-	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, numa_node);
-	if (pci_dev == NULL)
-		goto err;
-
 	internals = rte_zmalloc_socket(name, sizeof(*internals), 0, numa_node);
 	if (internals == NULL)
 		goto err;

@@ -652,8 +647,6 @@ eth_dev_xenvirt_create(const char *name, const char *params,
 	if (eth_dev == NULL)
 		goto err;
 
-	pci_dev->numa_node = numa_node;
-
 	data->dev_private = internals;
 	data->port_id = eth_dev->data->port_id;
 	data->nb_rx_queues = (uint16_t)1;

@@ -668,7 +661,11 @@ eth_dev_xenvirt_create(const char *name, const char *params,
 
 	eth_dev->data = data;
 	eth_dev->dev_ops = &ops;
-	eth_dev->pci_dev = pci_dev;
+	eth_dev->data->dev_flags = 0;
+	eth_dev->data->kdrv = RTE_KDRV_NONE;
+	eth_dev->data->drv_name = NULL;
+	eth_dev->driver = NULL;
+	eth_dev->data->numa_node = numa_node;
 
 	eth_dev->rx_pkt_burst = eth_xenvirt_rx;
 	eth_dev->tx_pkt_burst = eth_xenvirt_tx;

@@ -680,7 +677,6 @@ eth_dev_xenvirt_create(const char *name, const char *params,
 
 err:
 	rte_free(data);
-	rte_free(pci_dev);
 	rte_free(internals);
 
 	return -1;

index 912f5dd..aa1bf48 100644
@@ -232,6 +232,9 @@ eth_em_dev_init(struct rte_eth_dev *eth_dev)
 		E1000_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private);
 
 	pci_dev = eth_dev->pci_dev;
+
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	eth_dev->dev_ops = &eth_em_ops;
 	eth_dev->rx_pkt_burst = (eth_rx_burst_t)&eth_em_recv_pkts;
 	eth_dev->tx_pkt_burst = (eth_tx_burst_t)&eth_em_xmit_pkts;

index 848ef6e..2a7aa31 100644
@@ -531,6 +531,9 @@ eth_igb_dev_init(struct rte_eth_dev *eth_dev)
 	uint32_t ctrl_ext;
 
 	pci_dev = eth_dev->pci_dev;
+
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	eth_dev->dev_ops = &eth_igb_ops;
 	eth_dev->rx_pkt_burst = &eth_igb_recv_pkts;
 	eth_dev->tx_pkt_burst = &eth_igb_xmit_pkts;

@@ -739,6 +742,8 @@ eth_igbvf_dev_init(struct rte_eth_dev *eth_dev)
 
 	pci_dev = eth_dev->pci_dev;
 
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	hw->device_id = pci_dev->id.device_id;
 	hw->vendor_id = pci_dev->id.vendor_id;
 	hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;

index 743feef..5afd191 100644
@@ -122,7 +122,6 @@ struct mpipe_dev_priv {
 	int channel;			/* Device channel. */
 	int port_id;			/* DPDK port index. */
 	struct rte_eth_dev *eth_dev;	/* DPDK device. */
-	struct rte_pci_device pci_dev;	/* PCI device data. */
 	struct rte_mbuf **tx_comps;	/* TX completion array. */
 	struct rte_mempool *rx_mpool;	/* mpool used by the rx queues. */
 	unsigned rx_offset;		/* Receive head room. */

@@ -1567,7 +1566,6 @@ rte_pmd_mpipe_devinit(const char *ifname,
 	priv->context = context;
 	priv->instance = instance;
 	priv->is_xaui = (strncmp(ifname, "xgbe", 4) == 0);
-	priv->pci_dev.numa_node = instance;
 	priv->channel = -1;
 
 	mac = priv->mac_addr.addr_bytes;

@@ -1591,9 +1589,14 @@ rte_pmd_mpipe_devinit(const char *ifname,
 	priv->eth_dev = eth_dev;
 	priv->port_id = eth_dev->data->port_id;
 	eth_dev->data->dev_private = priv;
-	eth_dev->pci_dev = &priv->pci_dev;
 	eth_dev->data->mac_addrs = &priv->mac_addr;
 
+	eth_dev->data->dev_flags = 0;
+	eth_dev->data->kdrv = RTE_KDRV_NONE;
+	eth_dev->driver = NULL;
+	eth_dev->data->drv_name = NULL;
+	eth_dev->data->numa_node = instance;
+
 	eth_dev->dev_ops      = &mpipe_dev_ops;
 	eth_dev->rx_pkt_burst = &mpipe_recv_pkts;
 	eth_dev->tx_pkt_burst = &mpipe_xmit_pkts;

index ec2918c..08b5cbb 100644
@@ -887,6 +887,8 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
 	}
 	pci_dev = eth_dev->pci_dev;
 
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	/* Vendor and Device ID need to be set before init of shared code */
 	hw->device_id = pci_dev->id.device_id;
 	hw->vendor_id = pci_dev->id.vendor_id;

@@ -1155,6 +1157,8 @@ eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev)
 
 	pci_dev = eth_dev->pci_dev;
 
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	hw->device_id = pci_dev->id.device_id;
 	hw->vendor_id = pci_dev->id.vendor_id;
 	hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;

index 09b5920..fbcd5f4 100644
@@ -419,6 +419,9 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf)
 
 	eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops;
 	pci_dev = eth_dev->pci_dev;
+
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	sc = eth_dev->data->dev_private;
 	sc->pcie_bus    = pci_dev->addr.bus;
 	sc->pcie_device = pci_dev->addr.devid;

index 2dd9fdc..bd81d4e 100644
@@ -408,6 +408,9 @@ eth_i40e_dev_init(struct rte_eth_dev *dev)
 		return 0;
 	}
 	pci_dev = dev->pci_dev;
+
+	rte_eth_copy_dev_info(dev, pci_dev);
+
 	pf->adapter = I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 	pf->adapter->eth_dev = dev;
 	pf->dev_data = dev->data;

index b694400..ab718fb 100644
@@ -1187,6 +1187,8 @@ i40evf_dev_init(struct rte_eth_dev *eth_dev)
 		return 0;
 	}
 
+	rte_eth_copy_dev_info(eth_dev, eth_dev->pci_dev);
+
 	hw->vendor_id = eth_dev->pci_dev->id.vendor_id;
 	hw->device_id = eth_dev->pci_dev->id.device_id;
 	hw->subsystem_vendor_id = eth_dev->pci_dev->id.subsystem_vendor_id;

index a69c990..12be227 100644
@@ -2075,6 +2075,8 @@ eth_fm10k_dev_init(struct rte_eth_dev *dev)
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 		return 0;
 
+	rte_eth_copy_dev_info(dev, dev->pci_dev);
+
 	macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
 	memset(macvlan, 0, sizeof(*macvlan));
 	/* Vendor and Device ID need to be set before init of shared code */

index 478051a..f081879 100644
@@ -744,6 +744,9 @@ static int eth_cxgbe_dev_init(struct rte_eth_dev *eth_dev)
 		return 0;
 
 	pci_dev = eth_dev->pci_dev;
+
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	snprintf(name, sizeof(name), "cxgbeadapter%d", eth_dev->data->port_id);
 	adapter = rte_zmalloc(name, sizeof(*adapter), 0);
 	if (!adapter)

index e385560..95baa8a 100644
@@ -597,6 +597,7 @@ static int eth_enicpmd_dev_init(struct rte_eth_dev *eth_dev)
 	eth_dev->tx_pkt_burst = &enicpmd_xmit_pkts;
 
 	pdev = eth_dev->pci_dev;
+	rte_eth_copy_dev_info(eth_dev, pdev);
 	enic->pdev = pdev;
 	addr = &pdev->addr;
 

index 2f49ed5..e7b38da 100644
@@ -4973,6 +4973,9 @@ mlx4_pci_devinit(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 
 		eth_dev->data->dev_private = priv;
 		eth_dev->pci_dev = pci_dev;
+
+		rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 		eth_dev->driver = &mlx4_driver;
 		eth_dev->data->rx_mbuf_alloc_failed = 0;
 		eth_dev->data->mtu = ETHER_MTU;

index 465d3cd..20059a0 100644
@@ -1185,6 +1185,9 @@ eth_virtio_dev_init(struct rte_eth_dev *eth_dev)
 	}
 
 	pci_dev = eth_dev->pci_dev;
+
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	if (virtio_resource_init(pci_dev) < 0)
 		return -1;
 

index a70be5c..2beee3e 100644
@@ -235,6 +235,8 @@ eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 		return 0;
 
+	rte_eth_copy_dev_info(eth_dev, pci_dev);
+
 	/* Vendor and Device ID need to be set before init of shared code */
 	hw->device_id = pci_dev->id.device_id;
 	hw->vendor_id = pci_dev->id.vendor_id;

index 5d20700..d124be1 100644
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without

@@ -579,6 +579,7 @@ virtio_dev_rx(struct virtio_net *dev, struct rte_mbuf **pkts, uint32_t count)
 	uint16_t res_base_idx, res_end_idx;
 	uint16_t free_entries;
 	uint8_t success = 0;
+	void *userdata;
 
 	LOG_DEBUG(VHOST_DATA, "(%"PRIu64") virtio_dev_rx()\n", dev->device_fh);
 	vq = dev->virtqueue_rx;

@@ -656,13 +657,14 @@ virtio_dev_rx(struct virtio_net *dev, struct rte_mbuf **pkts, uint32_t count)
 		vq->used->ring[res_cur_idx & (vq->size - 1)].len = packet_len;
 
 		/* Copy mbuf data to buffer */
-		rte_memcpy((void *)(uintptr_t)buff_addr, (const void*)buff->data, rte_pktmbuf_data_len(buff));
+		userdata = rte_pktmbuf_mtod(buff, void *);
+		rte_memcpy((void *)(uintptr_t)buff_addr, userdata, rte_pktmbuf_data_len(buff));
 
 		res_cur_idx++;
 		packet_success++;
 
 		/* mergeable is disabled then a header is required per buffer. */
-		rte_memcpy((void *)(uintptr_t)buff_hdr_addr, (const void*)&virtio_hdr, vq->vhost_hlen);
+		rte_memcpy((void *)(uintptr_t)buff_hdr_addr, (const void *)&virtio_hdr, vq->vhost_hlen);
 		if (res_cur_idx < res_end_idx) {
 			/* Prefetch descriptor index. */
 			rte_prefetch0(&vq->desc[head[packet_success]]);

index a70be5c..d5337ac 100644
@@ -70,6 +70,7 @@
 #define PROCESS_SYS_EVENTS 0
 
 static int eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev);
+static int eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev);
 static int vmxnet3_dev_configure(struct rte_eth_dev *dev);
 static int vmxnet3_dev_start(struct rte_eth_dev *dev);
 static void vmxnet3_dev_stop(struct rte_eth_dev *dev);

@@ -294,13 +295,37 @@ eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
 	return 0;
 }
 
+static int
+eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev)
+{
+	struct vmxnet3_hw *hw = eth_dev->data->dev_private;
+
+	PMD_INIT_FUNC_TRACE();
+
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return 0;
+
+	if (hw->adapter_stopped == 0)
+		vmxnet3_dev_close(eth_dev);
+
+	eth_dev->dev_ops = NULL;
+	eth_dev->rx_pkt_burst = NULL;
+	eth_dev->tx_pkt_burst = NULL;
+
+	rte_free(eth_dev->data->mac_addrs);
+	eth_dev->data->mac_addrs = NULL;
+
+	return 0;
+}
+
 static struct eth_driver rte_vmxnet3_pmd = {
 	.pci_drv = {
 		.name = "rte_vmxnet3_pmd",
 		.id_table = pci_id_vmxnet3_map,
-		.drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+		.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_DETACHABLE,
 	},
 	.eth_dev_init = eth_vmxnet3_dev_init,
+	.eth_dev_uninit = eth_vmxnet3_dev_uninit,
 	.dev_private_size = sizeof(struct vmxnet3_hw),
 };
 

@@ -579,7 +604,7 @@ vmxnet3_dev_stop(struct rte_eth_dev *dev)
 
 	PMD_INIT_FUNC_TRACE();
 
-	if (hw->adapter_stopped == TRUE) {
+	if (hw->adapter_stopped == 1) {
 		PMD_INIT_LOG(DEBUG, "Device already closed.");
 		return;
 	}

@@ -595,7 +620,7 @@ vmxnet3_dev_stop(struct rte_eth_dev *dev)
 	/* reset the device */
 	VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_RESET_DEV);
 	PMD_INIT_LOG(DEBUG, "Device reset.");
-	hw->adapter_stopped = FALSE;
+	hw->adapter_stopped = 0;
 
 	vmxnet3_dev_clear_queues(dev);
 

@@ -615,7 +640,7 @@ vmxnet3_dev_close(struct rte_eth_dev *dev)
 	PMD_INIT_FUNC_TRACE();
 
 	vmxnet3_dev_stop(dev);
-	hw->adapter_stopped = TRUE;
+	hw->adapter_stopped = 1;
 }
 
 static void

index 084a753..6c2c067 100644
@@ -75,6 +75,9 @@ static struct rte_eth_link pmd_link = {
 		.link_status = 0
 };
 
+static void
+eth_xenvirt_free_queues(struct rte_eth_dev *dev);
+
 static inline struct rte_mbuf *
 rte_rxmbuf_alloc(struct rte_mempool *mp)
 {

@@ -326,7 +329,7 @@ eth_dev_stop(struct rte_eth_dev *dev)
 static void
 eth_dev_close(struct rte_eth_dev *dev)
 {
-	RTE_SET_USED(dev);
+	eth_xenvirt_free_queues(dev);
 }
 
 static void

@@ -362,8 +365,9 @@ eth_stats_reset(struct rte_eth_dev *dev)
 }
 
 static void
-eth_queue_release(void *q __rte_unused)
+eth_queue_release(void *q)
 {
+	rte_free(q);
 }
 
 static int

@@ -524,7 +528,23 @@ eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
 	return 0;
 }
 
+static void
+eth_xenvirt_free_queues(struct rte_eth_dev *dev)
+{
+	int i;
 
+	for (i = 0; i < dev->data->nb_rx_queues; i++) {
+		eth_queue_release(dev->data->rx_queues[i]);
+		dev->data->rx_queues[i] = NULL;
+	}
+	dev->data->nb_rx_queues = 0;
+
+	for (i = 0; i < dev->data->nb_tx_queues; i++) {
+		eth_queue_release(dev->data->tx_queues[i]);
+		dev->data->tx_queues[i] = NULL;
+	}
+	dev->data->nb_tx_queues = 0;
+}
 
 static const struct eth_dev_ops ops = {
 	.dev_start = eth_dev_start,

71 lines not on this page · raw message

index b3932f0..5900b53 100644
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without

@@ -50,6 +50,7 @@
 
 #include <rte_common.h>
 #include <rte_string_fns.h>
+#include <rte_malloc.h>
 
 #include "rte_xen_lib.h"
 

@@ -72,6 +73,8 @@ int gntalloc_fd = -1;
 static char *dompath = NULL;
 /* handle to xenstore read/write operations */
 static struct xs_handle *xs = NULL;
+/* flag to indicate if xenstore cleanup is required */
+static bool is_xenstore_cleaned_up;
 
 /*
  * Reserve a virtual address space.

@@ -275,7 +278,6 @@ xenstore_init(void)
 {
 	unsigned int len, domid;
 	char *buf;
-	static int cleanup = 0;
 	char *end;
 
 	xs = xs_domain_open();

@@ -301,16 +303,32 @@ xenstore_init(void)
 
 	xs_transaction_start(xs); /* When to stop transaction */
 
-	if (cleanup == 0) {
+	if (is_xenstore_cleaned_up == 0) {
 		if (xenstore_cleanup())
 			return -1;
-		cleanup = 1;
+		is_xenstore_cleaned_up = 1;
 	}
 
 	return 0;
 }
 
 int
+xenstore_uninit(void)
+{
+	xs_close(xs);
+
+	if (is_xenstore_cleaned_up == 0) {
+		if (xenstore_cleanup())
+			return -1;
+		is_xenstore_cleaned_up = 1;
+	}
+	free(dompath);
+	dompath = NULL;
+
+	return 0;
+}
+
+int
 xenstore_write(const char *key_str, const char *val_str)
 {
 	char grant_path[PATH_MAX];

index 0ba7148..d973eac 100644
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without

@@ -93,6 +93,9 @@ int
 xenstore_init(void);
 
 int
+xenstore_uninit(void);
+
+int
 xenstore_write(const char *key_str, const char *val_str);
 
 int