X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fvirtio%2Fvirtio_ethdev.c;h=b398f9960e28d9fbfab509d749b0c9db249ce47d;hb=5e8b1bed104f10eabb828f5ab68aadb223f8d511;hp=ff2d9d60ccad0f8ad83b458825681291ef457cc4;hpb=289ba0c0f52a6577fd324f4b47bbde58d17305be;p=dpdk.git diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index ff2d9d60cc..b398f9960e 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -46,6 +46,7 @@ #include #include #include +#include #include #include #include @@ -96,6 +97,9 @@ static void virtio_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index); static void virtio_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr); +static int virtio_intr_enable(struct rte_eth_dev *dev); +static int virtio_intr_disable(struct rte_eth_dev *dev); + static int virtio_dev_queue_stats_mapping_set( struct rte_eth_dev *eth_dev, uint16_t queue_id, @@ -427,10 +431,10 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx) memset(mz->addr, 0, mz->len); - vq->vq_ring_mem = mz->phys_addr; + vq->vq_ring_mem = mz->iova; vq->vq_ring_virt_mem = mz->addr; PMD_INIT_LOG(DEBUG, "vq->vq_ring_mem: 0x%" PRIx64, - (uint64_t)mz->phys_addr); + (uint64_t)mz->iova); PMD_INIT_LOG(DEBUG, "vq->vq_ring_virt_mem: 0x%" PRIx64, (uint64_t)(uintptr_t)mz->addr); @@ -475,13 +479,13 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx) txvq->port_id = dev->data->port_id; txvq->mz = mz; txvq->virtio_net_hdr_mz = hdr_mz; - txvq->virtio_net_hdr_mem = hdr_mz->phys_addr; + txvq->virtio_net_hdr_mem = hdr_mz->iova; } else if (queue_type == VTNET_CQ) { cvq = &vq->cq; cvq->vq = vq; cvq->mz = mz; cvq->virtio_net_hdr_mz = hdr_mz; - cvq->virtio_net_hdr_mem = hdr_mz->phys_addr; + cvq->virtio_net_hdr_mem = hdr_mz->iova; memset(cvq->virtio_net_hdr_mz->addr, 0, PAGE_SIZE); hw->cvq = cvq; @@ -492,7 +496,7 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx) * VIRTIO_MBUF_DATA_DMA_ADDR in virtqueue.h for more information. */ if (!hw->virtio_user_dev) - vq->offset = offsetof(struct rte_mbuf, buf_physaddr); + vq->offset = offsetof(struct rte_mbuf, buf_iova); else { vq->vq_ring_mem = (uintptr_t)mz->addr; vq->offset = offsetof(struct rte_mbuf, buf_addr); @@ -617,7 +621,7 @@ virtio_dev_close(struct rte_eth_dev *dev) virtio_queues_unbind_intr(dev); if (intr_conf->lsc || intr_conf->rxq) { - rte_intr_disable(dev->intr_handle); + virtio_intr_disable(dev); rte_intr_efd_disable(dev->intr_handle); rte_free(dev->intr_handle->intr_vec); dev->intr_handle->intr_vec = NULL; @@ -889,7 +893,7 @@ static int virtio_dev_xstats_get_names(struct rte_eth_dev *dev, /* Note: limit checked in rte_eth_xstats_names() */ for (i = 0; i < dev->data->nb_rx_queues; i++) { - struct virtqueue *rxvq = dev->data->rx_queues[i]; + struct virtnet_rx *rxvq = dev->data->rx_queues[i]; if (rxvq == NULL) continue; for (t = 0; t < VIRTIO_NB_RXQ_XSTATS; t++) { @@ -902,7 +906,7 @@ static int virtio_dev_xstats_get_names(struct rte_eth_dev *dev, } for (i = 0; i < dev->data->nb_tx_queues; i++) { - struct virtqueue *txvq = dev->data->tx_queues[i]; + struct virtnet_tx *txvq = dev->data->tx_queues[i]; if (txvq == NULL) continue; for (t = 0; t < VIRTIO_NB_TXQ_XSTATS; t++) { @@ -1158,6 +1162,34 @@ virtio_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) return virtio_send_command(hw->cvq, &ctrl, &len, 1); } +static int +virtio_intr_enable(struct rte_eth_dev *dev) +{ + struct virtio_hw *hw = dev->data->dev_private; + + if (rte_intr_enable(dev->intr_handle) < 0) + return -1; + + if (!hw->virtio_user_dev) + hw->use_msix = vtpci_msix_detect(RTE_ETH_DEV_TO_PCI(dev)); + + return 0; +} + +static int +virtio_intr_disable(struct rte_eth_dev *dev) +{ + struct virtio_hw *hw = dev->data->dev_private; + + if (rte_intr_disable(dev->intr_handle) < 0) + return -1; + + if (!hw->virtio_user_dev) + hw->use_msix = vtpci_msix_detect(RTE_ETH_DEV_TO_PCI(dev)); + + return 0; +} + static int virtio_negotiate_features(struct virtio_hw *hw, uint64_t req_features) { @@ -1227,7 +1259,7 @@ virtio_interrupt_handler(void *param) isr = vtpci_isr(hw); PMD_DRV_LOG(INFO, "interrupt status = %#x", isr); - if (rte_intr_enable(dev->intr_handle) < 0) + if (virtio_intr_enable(dev) < 0) PMD_DRV_LOG(ERR, "interrupt enable failed"); if (isr & VIRTIO_PCI_ISR_CONFIG) { @@ -1347,7 +1379,7 @@ virtio_configure_intr(struct rte_eth_dev *dev) * to change the config size from 20 to 24, or VIRTIO_MSI_QUEUE_VECTOR * (22) will be ignored. */ - if (rte_intr_enable(dev->intr_handle) < 0) { + if (virtio_intr_enable(dev) < 0) { PMD_DRV_LOG(ERR, "interrupt enable failed"); return -1; } @@ -1387,7 +1419,8 @@ virtio_init_device(struct rte_eth_dev *eth_dev, uint64_t req_features) } /* If host does not support both status and MSI-X then disable LSC */ - if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS) && hw->use_msix) + if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS) && + hw->use_msix != VIRTIO_MSIX_NONE) eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC; else eth_dev->data->dev_flags &= ~RTE_ETH_DEV_INTR_LSC; @@ -1587,13 +1620,13 @@ eth_virtio_dev_init(struct rte_eth_dev *eth_dev) if (!hw->virtio_user_dev) { ret = vtpci_init(RTE_ETH_DEV_TO_PCI(eth_dev), hw); if (ret) - return ret; + goto out; } /* reset device and negotiate default features */ ret = virtio_init_device(eth_dev, VIRTIO_PMD_DEFAULT_GUEST_FEATURES); if (ret < 0) - return ret; + goto out; /* Setup interrupt callback */ if (eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC) @@ -1601,6 +1634,10 @@ eth_virtio_dev_init(struct rte_eth_dev *eth_dev) virtio_interrupt_handler, eth_dev); return 0; + +out: + rte_free(eth_dev->data->mac_addrs); + return ret; } static int @@ -1747,7 +1784,7 @@ virtio_dev_configure(struct rte_eth_dev *dev) hw->use_simple_rx = 1; hw->use_simple_tx = 1; -#if defined RTE_ARCH_ARM64 || defined CONFIG_RTE_ARCH_ARM +#if defined RTE_ARCH_ARM64 || defined RTE_ARCH_ARM if (!rte_cpu_get_flag_enabled(RTE_CPUFLAG_NEON)) { hw->use_simple_rx = 0; hw->use_simple_tx = 0; @@ -1800,9 +1837,9 @@ virtio_dev_start(struct rte_eth_dev *dev) */ if (dev->data->dev_conf.intr_conf.lsc || dev->data->dev_conf.intr_conf.rxq) { - rte_intr_disable(dev->intr_handle); + virtio_intr_disable(dev); - if (rte_intr_enable(dev->intr_handle) < 0) { + if (virtio_intr_enable(dev) < 0) { PMD_DRV_LOG(ERR, "interrupt enable failed"); return -EIO; } @@ -1911,7 +1948,7 @@ virtio_dev_stop(struct rte_eth_dev *dev) PMD_INIT_LOG(DEBUG, "stop"); if (intr_conf->lsc || intr_conf->rxq) - rte_intr_disable(dev->intr_handle); + virtio_intr_disable(dev); hw->started = 0; memset(&link, 0, sizeof(link));