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net/dpaa2: support MTU configuration

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Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
This commit is contained in:
Hemant Agrawal 2017-04-11 19:19:28 +05:30 committed by Ferruh Yigit
parent c0e5c69a3a
commit e31d4d214e
2 changed files with 35 additions and 0 deletions
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1
doc/guides/nics/features/dpaa2.ini
View File

@ -5,6 +5,7 @@
;
[Features]
Queue start/stop = Y
MTU update = Y
Promiscuous mode = Y
RSS hash = Y
L3 checksum offload = Y

34
drivers/net/dpaa2/dpaa2_ethdev.c
View File

@ -476,6 +476,39 @@ dpaa2_dev_promiscuous_disable(
if (ret < 0)
RTE_LOG(ERR, PMD, "Unable to disable promiscuous mode %d", ret);
}
static int
dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
{
int ret;
struct dpaa2_dev_priv *priv = dev->data->dev_private;
struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
PMD_INIT_FUNC_TRACE();
if (dpni == NULL) {
RTE_LOG(ERR, PMD, "dpni is NULL");
return -EINVAL;
}
/* check that mtu is within the allowed range */
if ((mtu < ETHER_MIN_MTU) || (frame_size > DPAA2_MAX_RX_PKT_LEN))
return -EINVAL;
/* Set the Max Rx frame length as 'mtu' +
* Maximum Ethernet header length
*/
ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW, priv->token,
mtu + ETH_VLAN_HLEN);
if (ret) {
PMD_DRV_LOG(ERR, "setting the max frame length failed");
return -1;
}
PMD_DRV_LOG(INFO, "MTU is configured %d for the device\n", mtu);
return 0;
}
static struct eth_dev_ops dpaa2_ethdev_ops = {
.dev_configure = dpaa2_eth_dev_configure,
.dev_start = dpaa2_dev_start,
@ -484,6 +517,7 @@ static struct eth_dev_ops dpaa2_ethdev_ops = {
.promiscuous_enable = dpaa2_dev_promiscuous_enable,
.promiscuous_disable = dpaa2_dev_promiscuous_disable,
.dev_infos_get = dpaa2_dev_info_get,
.mtu_set = dpaa2_dev_mtu_set,
.rx_queue_setup = dpaa2_dev_rx_queue_setup,
.rx_queue_release = dpaa2_dev_rx_queue_release,
.tx_queue_setup = dpaa2_dev_tx_queue_setup,