[dpdk-dev,v2,09/15] net/avp: device configuration
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Commit Message
Adds support for "dev_configure" operations to allow an application to
configure the device.
Signed-off-by: Allain Legacy <allain.legacy@windriver.com>
Signed-off-by: Matt Peters <matt.peters@windriver.com>
---
drivers/net/avp/avp_ethdev.c | 136 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 136 insertions(+)
@@ -66,6 +66,12 @@ static int avp_dev_create(struct rte_pci_device *pci_dev,
static int eth_avp_dev_init(struct rte_eth_dev *eth_dev);
static int eth_avp_dev_uninit(struct rte_eth_dev *eth_dev);
+static int avp_dev_configure(struct rte_eth_dev *dev);
+static void avp_dev_info_get(struct rte_eth_dev *dev,
+ struct rte_eth_dev_info *dev_info);
+static void avp_vlan_offload_set(struct rte_eth_dev *dev, int mask);
+static int avp_dev_link_update(struct rte_eth_dev *dev,
+ __rte_unused int wait_to_complete);
#define AVP_DEV_TO_PCI(eth_dev) RTE_DEV_TO_PCI((eth_dev)->device)
@@ -104,6 +110,15 @@ static int avp_dev_create(struct rte_pci_device *pci_dev,
},
};
+/*
+ * dev_ops for avp, bare necessities for basic operation
+ */
+static const struct eth_dev_ops avp_eth_dev_ops = {
+ .dev_configure = avp_dev_configure,
+ .dev_infos_get = avp_dev_info_get,
+ .vlan_offload_set = avp_vlan_offload_set,
+ .link_update = avp_dev_link_update,
+};
/**@{ AVP device flags */
#define RTE_AVP_F_PROMISC (1 << 1)
@@ -894,6 +909,7 @@ struct avp_queue {
int ret;
pci_dev = AVP_DEV_TO_PCI(eth_dev);
+ eth_dev->dev_ops = &avp_eth_dev_ops;
if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
/*
@@ -984,6 +1000,126 @@ struct avp_queue {
};
+static int
+avp_dev_configure(struct rte_eth_dev *eth_dev)
+{
+ struct rte_pci_device *pci_dev = AVP_DEV_TO_PCI(eth_dev);
+ struct avp_dev *avp =
+ RTE_AVP_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
+ struct rte_avp_device_info *host_info;
+ struct rte_avp_device_config config;
+ int mask = 0;
+ void *addr;
+ int ret;
+
+ rte_spinlock_lock(&avp->lock);
+ if (avp->flags & RTE_AVP_F_DETACHED) {
+ PMD_DRV_LOG(ERR,
+ "Operation not supported during "
+ "VM live migration\n");
+ ret = -ENOTSUP;
+ goto unlock;
+ }
+
+ addr = pci_dev->mem_resource[RTE_AVP_PCI_DEVICE_BAR].addr;
+ host_info = (struct rte_avp_device_info *)addr;
+
+ /* Setup required number of queues */
+ _avp_set_queue_counts(eth_dev);
+
+ mask = (ETH_VLAN_STRIP_MASK |
+ ETH_VLAN_FILTER_MASK |
+ ETH_VLAN_EXTEND_MASK);
+ avp_vlan_offload_set(eth_dev, mask);
+
+ /* update device config */
+ memset(&config, 0, sizeof(config));
+ config.device_id = host_info->device_id;
+ config.driver_type = RTE_AVP_DRIVER_TYPE_DPDK;
+ config.driver_version = RTE_AVP_DPDK_DRIVER_VERSION;
+ config.features = avp->features;
+ config.num_tx_queues = avp->num_tx_queues;
+ config.num_rx_queues = avp->num_rx_queues;
+
+ ret = avp_dev_ctrl_set_config(eth_dev, &config);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR,
+ "Config request failed by host, ret=%d\n", ret);
+ goto unlock;
+ }
+
+ avp->flags |= RTE_AVP_F_CONFIGURED;
+ ret = 0;
+
+unlock:
+ rte_spinlock_unlock(&avp->lock);
+ return ret;
+}
+
+
+static int
+avp_dev_link_update(struct rte_eth_dev *eth_dev,
+ __rte_unused int wait_to_complete)
+{
+ struct avp_dev *avp =
+ RTE_AVP_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
+ struct rte_eth_link *link = ð_dev->data->dev_link;
+
+ link->link_speed = ETH_SPEED_NUM_10G;
+ link->link_duplex = ETH_LINK_FULL_DUPLEX;
+ link->link_status = !!(avp->flags & RTE_AVP_F_LINKUP);
+
+ return -1;
+}
+
+
+static void
+avp_dev_info_get(struct rte_eth_dev *eth_dev,
+ struct rte_eth_dev_info *dev_info)
+{
+ struct avp_dev *avp =
+ RTE_AVP_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
+
+ dev_info->driver_name = "rte_avp_pmd";
+ dev_info->max_rx_queues = avp->max_rx_queues;
+ dev_info->max_tx_queues = avp->max_tx_queues;
+ dev_info->min_rx_bufsize = RTE_AVP_MIN_RX_BUFSIZE;
+ dev_info->max_rx_pktlen = avp->max_rx_pkt_len;
+ dev_info->max_mac_addrs = RTE_AVP_MAX_MAC_ADDRS;
+ if (avp->host_features & RTE_AVP_FEATURE_VLAN_OFFLOAD) {
+ dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;
+ dev_info->tx_offload_capa = DEV_TX_OFFLOAD_VLAN_INSERT;
+ }
+}
+
+static void
+avp_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask)
+{
+ struct avp_dev *avp =
+ RTE_AVP_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
+
+ if (mask & ETH_VLAN_STRIP_MASK) {
+ if (avp->host_features & RTE_AVP_FEATURE_VLAN_OFFLOAD) {
+ if (eth_dev->data->dev_conf.rxmode.hw_vlan_strip)
+ avp->features |= RTE_AVP_FEATURE_VLAN_OFFLOAD;
+ else
+ avp->features &= ~RTE_AVP_FEATURE_VLAN_OFFLOAD;
+ } else {
+ PMD_DRV_LOG(ERR, "VLAN strip offload not supported\n");
+ }
+ }
+
+ if (mask & ETH_VLAN_FILTER_MASK) {
+ if (eth_dev->data->dev_conf.rxmode.hw_vlan_filter)
+ PMD_DRV_LOG(ERR, "VLAN filter offload not supported\n");
+ }
+
+ if (mask & ETH_VLAN_EXTEND_MASK) {
+ if (eth_dev->data->dev_conf.rxmode.hw_vlan_extend)
+ PMD_DRV_LOG(ERR, "VLAN extend offload not supported\n");
+ }
+}
+
RTE_PMD_REGISTER_PCI(rte_avp, rte_avp_pmd.pci_drv);
RTE_PMD_REGISTER_PCI_TABLE(rte_avp, pci_id_avp_map);