[dpdk-dev] [PATCH 2/2] net/ena: convert to new Rx offloads API
Shahaf Shuler
shahafs at mellanox.com
Wed Jan 17 07:57:36 CET 2018
Tuesday, January 16, 2018 1:53 PM, Rafal Kozik:
> Ethdev Rx offloads API has changed since:
>
> commit ce17eddefc20 ("ethdev: introduce Rx queue offloads API")
>
> This commit support the new Rx offloads API.
>
> Signed-off-by: Rafal Kozik <rk at semihalf.com>
> ---
> drivers/net/ena/ena_ethdev.c | 36
> ++++++++++++++++++++++++++++++++++--
> drivers/net/ena/ena_ethdev.h | 2 ++
> 2 files changed, 36 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
> index 6473776..f069ca8 100644
> --- a/drivers/net/ena/ena_ethdev.c
> +++ b/drivers/net/ena/ena_ethdev.c
> @@ -237,6 +237,8 @@ static int ena_rss_reta_query(struct rte_eth_dev
> *dev, static int ena_get_sset_count(struct rte_eth_dev *dev, int sset);
> static bool ena_are_tx_queue_offloads_allowed(struct ena_adapter
> *adapter,
> uint64_t offloads);
> +static bool ena_are_rx_queue_offloads_allowed(struct ena_adapter
> *adapter,
> + uint64_t offloads);
>
> static const struct eth_dev_ops ena_dev_ops = {
> .dev_configure = ena_dev_configure,
> @@ -766,7 +768,8 @@ static uint32_t ena_get_mtu_conf(struct
> ena_adapter *adapter) {
> uint32_t max_frame_len = adapter->max_mtu;
>
> - if (adapter->rte_eth_dev_data->dev_conf.rxmode.jumbo_frame ==
> 1)
> + if (adapter->rte_eth_dev_data->dev_conf.rxmode.offloads &
> + DEV_RX_OFFLOAD_JUMBO_FRAME)
> max_frame_len =
> adapter->rte_eth_dev_data-
> >dev_conf.rxmode.max_rx_pkt_len;
>
> @@ -1065,7 +1068,7 @@ static int ena_rx_queue_setup(struct rte_eth_dev
> *dev,
> uint16_t queue_idx,
> uint16_t nb_desc,
> __rte_unused unsigned int socket_id,
> - __rte_unused const struct rte_eth_rxconf
> *rx_conf,
> + const struct rte_eth_rxconf *rx_conf,
> struct rte_mempool *mp)
> {
> struct ena_com_create_io_ctx ctx =
> @@ -1101,6 +1104,11 @@ static int ena_rx_queue_setup(struct
> rte_eth_dev *dev,
> return -EINVAL;
> }
>
> + if (!ena_are_rx_queue_offloads_allowed(adapter, rx_conf-
> >offloads)) {
> + RTE_LOG(ERR, PMD, "Unsupported queue offloads\n");
> + return -EINVAL;
> + }
> +
> ena_qid = ENA_IO_RXQ_IDX(queue_idx);
>
> ctx.qid = ena_qid;
> @@ -1405,6 +1413,7 @@ static int ena_dev_configure(struct rte_eth_dev
> *dev)
> struct ena_adapter *adapter =
> (struct ena_adapter *)(dev->data->dev_private);
> uint64_t tx_offloads = dev->data->dev_conf.txmode.offloads;
> + uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
>
> if ((tx_offloads & adapter->tx_supported_offloads) != tx_offloads) {
> RTE_LOG(ERR, PMD, "Some Tx offloads are not supported "
> @@ -1413,6 +1422,13 @@ static int ena_dev_configure(struct rte_eth_dev
> *dev)
> return -ENOTSUP;
> }
>
> + if ((rx_offloads & adapter->rx_supported_offloads) != rx_offloads) {
> + RTE_LOG(ERR, PMD, "Some Rx offloads are not supported "
> + "requested 0x%lx supported 0x%lx\n",
> + rx_offloads, adapter->rx_supported_offloads);
> + return -ENOTSUP;
> + }
> +
Same comment about the 32b compilation.
> if (!(adapter->state == ENA_ADAPTER_STATE_INIT ||
> adapter->state == ENA_ADAPTER_STATE_STOPPED)) {
> PMD_INIT_LOG(ERR, "Illegal adapter state: %d", @@ -1434,6
> +1450,7 @@ static int ena_dev_configure(struct rte_eth_dev *dev)
> }
>
> adapter->tx_selected_offloads = tx_offloads;
> + adapter->rx_selected_offloads = rx_offloads;
> return 0;
> }
>
> @@ -1475,6 +1492,19 @@ static bool
> ena_are_tx_queue_offloads_allowed(struct ena_adapter *adapter,
> return true;
> }
>
> +static bool ena_are_rx_queue_offloads_allowed(struct ena_adapter
> *adapter,
> + uint64_t offloads)
> +{
> + uint64_t port_offloads = adapter->rx_selected_offloads;
> +
> + /* Check if port supports all requested offloads.
> + * True if all offloads selected for queue are set for port.
> + */
> + if ((offloads & port_offloads) != offloads)
> + return false;
> + return true;
> +}
> +
> static void ena_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info) { @@ -1529,6
> +1559,7 @@ static void ena_infos_get(struct rte_eth_dev *dev,
>
> /* Inform framework about available features */
> dev_info->rx_offload_capa = rx_feat;
> + dev_info->rx_queue_offload_capa = rx_feat;
> dev_info->tx_offload_capa = tx_feat;
> dev_info->tx_queue_offload_capa = tx_feat;
>
> @@ -1541,6 +1572,7 @@ static void ena_infos_get(struct rte_eth_dev *dev,
> dev_info->reta_size = ENA_RX_RSS_TABLE_SIZE;
>
> adapter->tx_supported_offloads = tx_feat;
> + adapter->rx_supported_offloads = rx_feat;
> }
>
> static uint16_t eth_ena_recv_pkts(void *rx_queue, struct rte_mbuf
> **rx_pkts, diff --git a/drivers/net/ena/ena_ethdev.h
> b/drivers/net/ena/ena_ethdev.h index 3e72777..394d05e 100644
> --- a/drivers/net/ena/ena_ethdev.h
> +++ b/drivers/net/ena/ena_ethdev.h
> @@ -178,6 +178,8 @@ struct ena_adapter {
>
> uint64_t tx_supported_offloads;
> uint64_t tx_selected_offloads;
> + uint64_t rx_supported_offloads;
> + uint64_t rx_selected_offloads;
> };
>
> #endif /* _ENA_ETHDEV_H_ */
Reviewed-By: Shahaf Shuler <shahafs at mellanox.com>
> --
> 2.7.4
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