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net/virtio: reject unsupported Tx multi-queue modes

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This driver supports none of DCB or VMDQ modes, therefore must
check and return error if configured incorrectly.

Fixes: c1f86306a026 ("virtio: add new driver")
Cc: stable@dpdk.org

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
Andrew Rybchenko 2019-10-09 13:32:08 +01:00 committed by Ferruh Yigit
parent 13b3137f3b
commit 9fc963acc2
1 changed files with 7 additions and 0 deletions
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7
drivers/net/virtio/virtio_ethdev.c
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@ -2073,6 +2073,13 @@ virtio_dev_configure(struct rte_eth_dev *dev)
return -EINVAL; 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) { if (dev->data->dev_conf.intr_conf.rxq) {
ret = virtio_init_device(dev, hw->req_guest_features); ret = virtio_init_device(dev, hw->req_guest_features);
if (ret < 0) if (ret < 0)