X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fvirtio%2Fvirtio_ethdev.c;h=f9d0ea70db4f67f33882c7a497e11f44267527f7;hb=a3147ae9aff9d7fd8644083d7d9f87ba9cabc524;hp=0b03b4f99a19793a8e733661a51889d3e82db789;hpb=9970a9ad07db7745ca6bc441819b287940ae86ea;p=dpdk.git

diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index 0b03b4f99a..f9d0ea70db 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -43,8 +43,8 @@ static int  virtio_dev_start(struct rte_eth_dev *dev);
 static void virtio_dev_stop(struct rte_eth_dev *dev);
 static int virtio_dev_promiscuous_enable(struct rte_eth_dev *dev);
 static int virtio_dev_promiscuous_disable(struct rte_eth_dev *dev);
-static void virtio_dev_allmulticast_enable(struct rte_eth_dev *dev);
-static void virtio_dev_allmulticast_disable(struct rte_eth_dev *dev);
+static int virtio_dev_allmulticast_enable(struct rte_eth_dev *dev);
+static int virtio_dev_allmulticast_disable(struct rte_eth_dev *dev);
 static int virtio_dev_info_get(struct rte_eth_dev *dev,
 				struct rte_eth_dev_info *dev_info);
 static int virtio_dev_link_update(struct rte_eth_dev *dev,
@@ -465,8 +465,8 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx)
 		return -EINVAL;
 	}
 
-	if (!rte_is_power_of_2(vq_size)) {
-		PMD_INIT_LOG(ERR, "virtqueue size is not powerof 2");
+	if (!vtpci_packed_queue(hw) && !rte_is_power_of_2(vq_size)) {
+		PMD_INIT_LOG(ERR, "split virtqueue size is not powerof 2");
 		return -EINVAL;
 	}
 
@@ -800,7 +800,7 @@ virtio_dev_promiscuous_disable(struct rte_eth_dev *dev)
 	return 0;
 }
 
-static void
+static int
 virtio_dev_allmulticast_enable(struct rte_eth_dev *dev)
 {
 	struct virtio_hw *hw = dev->data->dev_private;
@@ -810,7 +810,7 @@ virtio_dev_allmulticast_enable(struct rte_eth_dev *dev)
 
 	if (!vtpci_with_feature(hw, VIRTIO_NET_F_CTRL_RX)) {
 		PMD_INIT_LOG(INFO, "host does not support rx control");
-		return;
+		return -ENOTSUP;
 	}
 
 	ctrl.hdr.class = VIRTIO_NET_CTRL_RX;
@@ -819,11 +819,15 @@ virtio_dev_allmulticast_enable(struct rte_eth_dev *dev)
 	dlen[0] = 1;
 
 	ret = virtio_send_command(hw->cvq, &ctrl, dlen, 1);
-	if (ret)
+	if (ret) {
 		PMD_INIT_LOG(ERR, "Failed to enable allmulticast");
+		return -EAGAIN;
+	}
+
+	return 0;
 }
 
-static void
+static int
 virtio_dev_allmulticast_disable(struct rte_eth_dev *dev)
 {
 	struct virtio_hw *hw = dev->data->dev_private;
@@ -833,7 +837,7 @@ virtio_dev_allmulticast_disable(struct rte_eth_dev *dev)
 
 	if (!vtpci_with_feature(hw, VIRTIO_NET_F_CTRL_RX)) {
 		PMD_INIT_LOG(INFO, "host does not support rx control");
-		return;
+		return -ENOTSUP;
 	}
 
 	ctrl.hdr.class = VIRTIO_NET_CTRL_RX;
@@ -842,8 +846,12 @@ virtio_dev_allmulticast_disable(struct rte_eth_dev *dev)
 	dlen[0] = 1;
 
 	ret = virtio_send_command(hw->cvq, &ctrl, dlen, 1);
-	if (ret)
+	if (ret) {
 		PMD_INIT_LOG(ERR, "Failed to disable allmulticast");
+		return -EAGAIN;
+	}
+
+	return 0;
 }
 
 #define VLAN_TAG_LEN           4    /* 802.3ac tag (not DMA'd) */
@@ -1905,6 +1913,8 @@ eth_virtio_dev_init(struct rte_eth_dev *eth_dev)
 			goto err_vtpci_init;
 	}
 
+	rte_spinlock_init(&hw->state_lock);
+
 	/* reset device and negotiate default features */
 	ret = virtio_init_device(eth_dev, VIRTIO_PMD_DEFAULT_GUEST_FEATURES);
 	if (ret < 0)
@@ -1987,11 +1997,6 @@ exit:
 static int eth_virtio_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
 	struct rte_pci_device *pci_dev)
 {
-	if (rte_eal_iopl_init() != 0) {
-		PMD_INIT_LOG(ERR, "IOPL call failed - cannot use virtio PMD");
-		return 1;
-	}
-
 	/* virtio pmd skips probe if device needs to work in vdpa mode */
 	if (vdpa_mode_selected(pci_dev->device.devargs))
 		return 1;
@@ -2063,6 +2068,20 @@ virtio_dev_configure(struct rte_eth_dev *dev)
 	PMD_INIT_LOG(DEBUG, "configure");
 	req_features = VIRTIO_PMD_DEFAULT_GUEST_FEATURES;
 
+	if (rxmode->mq_mode != ETH_MQ_RX_NONE) {
+		PMD_DRV_LOG(ERR,
+			"Unsupported Rx multi queue mode %d",
+			rxmode->mq_mode);
+		return -EINVAL;
+	}
+
+	if (txmode->mq_mode != ETH_MQ_TX_NONE) {
+		PMD_DRV_LOG(ERR,
+			"Unsupported Tx multi queue mode %d",
+			txmode->mq_mode);
+		return -EINVAL;
+	}
+
 	if (dev->data->dev_conf.intr_conf.rxq) {
 		ret = virtio_init_device(dev, hw->req_guest_features);
 		if (ret < 0)
@@ -2138,8 +2157,6 @@ virtio_dev_configure(struct rte_eth_dev *dev)
 			return -EBUSY;
 		}
 
-	rte_spinlock_init(&hw->state_lock);
-
 	hw->use_simple_rx = 1;
 
 	if (vtpci_with_feature(hw, VIRTIO_F_IN_ORDER)) {