* Netronome vNIC DPDK Poll-Mode Driver: Main entry point
*/
-#include <math.h>
-
#include <rte_byteorder.h>
#include <rte_common.h>
#include <rte_log.h>
#include <rte_debug.h>
#include <rte_ethdev.h>
+#include <rte_ethdev_pci.h>
#include <rte_dev.h>
#include <rte_ether.h>
#include <rte_malloc.h>
memcpy(&hw->mac_addr[4], &tmp, 2);
}
+static void
+nfp_net_write_mac(struct nfp_net_hw *hw, uint8_t *mac)
+{
+ uint32_t mac0 = *(uint32_t *)mac;
+ uint16_t mac1;
+
+ nn_writel(rte_cpu_to_be_32(mac0), hw->ctrl_bar + NFP_NET_CFG_MACADDR);
+
+ mac += 4;
+ mac1 = *(uint16_t *)mac;
+ nn_writew(rte_cpu_to_be_16(mac1),
+ hw->ctrl_bar + NFP_NET_CFG_MACADDR + 6);
+}
+
static int
nfp_configure_rx_interrupt(struct rte_eth_dev *dev,
struct rte_intr_handle *intr_handle)
PMD_INIT_LOG(INFO, "VF: enabling RX interrupt with UIO");
/* UIO just supports one queue and no LSC*/
nn_cfg_writeb(hw, NFP_NET_CFG_RXR_VEC(0), 0);
+ intr_handle->intr_vec[0] = 0;
} else {
PMD_INIT_LOG(INFO, "VF: enabling RX interrupt with VFIO");
- for (i = 0; i < dev->data->nb_rx_queues; i++)
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
/*
* The first msix vector is reserved for non
* efd interrupts
*/
nn_cfg_writeb(hw, NFP_NET_CFG_RXR_VEC(i), i + 1);
+ intr_handle->intr_vec[i] = i + 1;
+ PMD_INIT_LOG(DEBUG, "intr_vec[%d]= %d\n", i,
+ intr_handle->intr_vec[i]);
+ }
}
/* Avoiding TX interrupts */
static int
nfp_net_start(struct rte_eth_dev *dev)
{
- struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
+ struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
uint32_t new_ctrl, update = 0;
struct nfp_net_hw *hw;
intr_vector = dev->data->nb_rx_queues;
if (rte_intr_efd_enable(intr_handle, intr_vector))
return -1;
- }
- if (rte_intr_dp_is_en(intr_handle))
nfp_configure_rx_interrupt(dev, intr_handle);
+ update = NFP_NET_CFG_UPDATE_MSIX;
+ }
rte_intr_enable(intr_handle);
/* Enable device */
new_ctrl = hw->ctrl | NFP_NET_CFG_CTRL_ENABLE;
- update = NFP_NET_CFG_UPDATE_GEN | NFP_NET_CFG_UPDATE_RING;
- /* Just configuring queues interrupts when necessary */
- if (rte_intr_dp_is_en(intr_handle))
- update |= NFP_NET_CFG_UPDATE_MSIX;
+ update |= NFP_NET_CFG_UPDATE_GEN | NFP_NET_CFG_UPDATE_RING;
if (hw->cap & NFP_NET_CFG_CTRL_RINGCFG)
new_ctrl |= NFP_NET_CFG_CTRL_RINGCFG;
PMD_INIT_LOG(DEBUG, "Close");
hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- pci_dev = RTE_DEV_TO_PCI(dev->device);
+ pci_dev = RTE_ETH_DEV_TO_PCI(dev);
/*
* We assume that the DPDK application is stopping all the
hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
+ dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
dev_info->max_rx_queues = (uint16_t)hw->max_rx_queues;
dev_info->max_tx_queues = (uint16_t)hw->max_tx_queues;
dev_info->min_rx_bufsize = ETHER_MIN_MTU;
* Other PMDs are just checking the DD bit in intervals of 4
* descriptors and counting all four if the first has the DD
* bit on. Of course, this is not accurate but can be good for
- * perfomance. But ideally that should be done in descriptors
+ * performance. But ideally that should be done in descriptors
* chunks belonging to the same cache line
*/
int base = 0;
hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- pci_dev = RTE_DEV_TO_PCI(dev->device);
+ pci_dev = RTE_ETH_DEV_TO_PCI(dev);
if (pci_dev->intr_handle.type != RTE_INTR_HANDLE_UIO)
base = 1;
int base = 0;
hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- pci_dev = RTE_DEV_TO_PCI(dev->device);
+ pci_dev = RTE_ETH_DEV_TO_PCI(dev);
if (pci_dev->intr_handle.type != RTE_INTR_HANDLE_UIO)
base = 1;
static void
nfp_net_dev_link_status_print(struct rte_eth_dev *dev)
{
- struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
+ struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
struct rte_eth_link link;
memset(&link, 0, sizeof(link));
struct rte_pci_device *pci_dev;
hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- pci_dev = RTE_DEV_TO_PCI(dev->device);
+ pci_dev = RTE_ETH_DEV_TO_PCI(dev);
if (hw->ctrl & NFP_NET_CFG_CTRL_MSIXAUTO) {
/* If MSI-X auto-masking is used, clear the entry */
struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
nfp_net_link_update(dev, 0);
- _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL);
+ _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL, NULL);
nfp_net_dev_link_status_print(dev);
* of descriptors in log2 format
*/
nn_cfg_writeq(hw, NFP_NET_CFG_RXR_ADDR(queue_idx), rxq->dma);
- nn_cfg_writeb(hw, NFP_NET_CFG_RXR_SZ(queue_idx), log2(nb_desc));
+ nn_cfg_writeb(hw, NFP_NET_CFG_RXR_SZ(queue_idx), rte_log2_u32(nb_desc));
return 0;
}
* of descriptors in log2 format
*/
nn_cfg_writeq(hw, NFP_NET_CFG_TXR_ADDR(queue_idx), txq->dma);
- nn_cfg_writeb(hw, NFP_NET_CFG_TXR_SZ(queue_idx), log2(nb_desc));
+ nn_cfg_writeb(hw, NFP_NET_CFG_TXR_SZ(queue_idx), rte_log2_u32(nb_desc));
return 0;
}
*/
pkt_size = pkt->pkt_len;
- /* Releasing mbuf which was prefetched above */
- if (*lmbuf)
- rte_pktmbuf_free(*lmbuf);
- /*
- * Linking mbuf with descriptor for being released
- * next time descriptor is used
- */
- *lmbuf = pkt;
-
- while (pkt_size) {
+ while (pkt) {
/* Copying TSO, VLAN and cksum info */
*txds = txd;
+
+ /* Releasing mbuf used by this descriptor previously*/
+ if (*lmbuf)
+ rte_pktmbuf_free_seg(*lmbuf);
+
+ /*
+ * Linking mbuf with descriptor for being released
+ * next time descriptor is used
+ */
+ *lmbuf = pkt;
+
dma_size = pkt->data_len;
dma_addr = rte_mbuf_data_dma_addr(pkt);
PMD_TX_LOG(DEBUG, "Working with mbuf at dma address:"
txq->wr_p = 0;
pkt_size -= dma_size;
- if (!pkt_size) {
+ if (!pkt_size)
/* End of packet */
txds->offset_eop |= PCIE_DESC_TX_EOP;
- } else {
+ else
txds->offset_eop &= PCIE_DESC_TX_OFFSET_MASK;
- pkt = pkt->next;
- }
+
+ pkt = pkt->next;
/* Referencing next free TX descriptor */
txds = &txq->txds[txq->wr_p];
+ lmbuf = &txq->txbufs[txq->wr_p].mbuf;
issued_descs++;
}
i++;
reta &= ~(0xFF << (8 * j));
reta |= reta_conf[idx].reta[shift + j] << (8 * j);
}
- nn_cfg_writel(hw, NFP_NET_CFG_RSS_ITBL + shift, reta);
+ nn_cfg_writel(hw, NFP_NET_CFG_RSS_ITBL + (idx * 64) + shift,
+ reta);
}
update = NFP_NET_CFG_UPDATE_RSS;
if (!mask)
continue;
- reta = nn_cfg_readl(hw, NFP_NET_CFG_RSS_ITBL + shift);
+ reta = nn_cfg_readl(hw, NFP_NET_CFG_RSS_ITBL + (idx * 64) +
+ shift);
for (j = 0; j < 4; j++) {
if (!(mask & (0x1 << j)))
continue;
NFP_NET_CFG_RSS_IPV6_TCP |
NFP_NET_CFG_RSS_IPV6_UDP;
+ cfg_rss_ctrl |= NFP_NET_CFG_RSS_MASK;
+ cfg_rss_ctrl |= NFP_NET_CFG_RSS_TOEPLITZ;
+
/* configuring where to apply the RSS hash */
nn_cfg_writel(hw, NFP_NET_CFG_RSS_CTRL, cfg_rss_ctrl);
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
- pci_dev = RTE_DEV_TO_PCI(eth_dev->device);
+ pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
rte_eth_copy_pci_info(eth_dev, pci_dev);
eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
nfp_net_read_mac(hw);
- if (!is_valid_assigned_ether_addr((struct ether_addr *)&hw->mac_addr))
+ if (!is_valid_assigned_ether_addr((struct ether_addr *)&hw->mac_addr)) {
/* Using random mac addresses for VFs */
eth_random_addr(&hw->mac_addr[0]);
+ nfp_net_write_mac(hw, (uint8_t *)&hw->mac_addr);
+ }
/* Copying mac address to DPDK eth_dev struct */
ether_addr_copy((struct ether_addr *)hw->mac_addr,
},
};
-static struct eth_driver rte_nfp_net_pmd = {
- .pci_drv = {
- .id_table = pci_id_nfp_net_map,
- .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
- .probe = rte_eth_dev_pci_probe,
- .remove = rte_eth_dev_pci_remove,
- },
- .eth_dev_init = nfp_net_init,
- .dev_private_size = sizeof(struct nfp_net_adapter),
+static int eth_nfp_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
+ struct rte_pci_device *pci_dev)
+{
+ return rte_eth_dev_pci_generic_probe(pci_dev,
+ sizeof(struct nfp_net_adapter), nfp_net_init);
+}
+
+static int eth_nfp_pci_remove(struct rte_pci_device *pci_dev)
+{
+ return rte_eth_dev_pci_generic_remove(pci_dev, NULL);
+}
+
+static struct rte_pci_driver rte_nfp_net_pmd = {
+ .id_table = pci_id_nfp_net_map,
+ .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
+ .probe = eth_nfp_pci_probe,
+ .remove = eth_nfp_pci_remove,
};
-RTE_PMD_REGISTER_PCI(net_nfp, rte_nfp_net_pmd.pci_drv);
+RTE_PMD_REGISTER_PCI(net_nfp, rte_nfp_net_pmd);
RTE_PMD_REGISTER_PCI_TABLE(net_nfp, pci_id_nfp_net_map);
-RTE_PMD_REGISTER_KMOD_DEP(net_nfp, "* igb_uio | uio_pci_generic | vfio");
+RTE_PMD_REGISTER_KMOD_DEP(net_nfp, "* igb_uio | uio_pci_generic | vfio-pci");
/*
* Local variables: