From: Michal Krawczyk <mk@semihalf.com>
To: ferruh.yigit@intel.com
Cc: dev@dpdk.org, upstream@semihalf.com, shaibran@amazon.com,
ndagan@amazon.com, igorch@amazon.com,
Michal Krawczyk <mk@semihalf.com>,
stable@dpdk.org
Subject: [dpdk-stable] [PATCH v2 3/7] net/ena: fix per-queue offload capabilities
Date: Fri, 15 Oct 2021 18:26:57 +0200 [thread overview]
Message-ID: <20211015162701.16324-4-mk@semihalf.com> (raw)
In-Reply-To: <20211015162701.16324-1-mk@semihalf.com>
PMD shouldn't advertise the same offloads as both per-queue and
per-port [1]. Each offload capability should go either to the
[rt]x_queue_offload_capa or [rt]x_offload_capa.
As ENA currently doesn't support offloads which could be configured
per-queue, only per-port flags should be set.
In addition, to make the code cleaner, parsing appropriate offload
flags is encapsulated into helper functions, in a similar matter it's
done by the other PMDs.
[1] https://doc.dpdk.org/guides/prog_guide/
poll_mode_drv.html?highlight=offloads#hardware-offload
Fixes: 7369f88f88c0 ("net/ena: convert to new Rx offloads API")
Fixes: 56b8b9b7e5d2 ("net/ena: convert to new Tx offloads API")
Cc: stable@dpdk.org
Signed-off-by: Michal Krawczyk <mk@semihalf.com>
Reviewed-by: Igor Chauskin <igorch@amazon.com>
Reviewed-by: Shai Brandes <shaibran@amazon.com>
---
drivers/net/ena/ena_ethdev.c | 90 ++++++++++++++++++++++++------------
1 file changed, 60 insertions(+), 30 deletions(-)
diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
index 87216f75a9..c2bd2f12af 100644
--- a/drivers/net/ena/ena_ethdev.c
+++ b/drivers/net/ena/ena_ethdev.c
@@ -223,6 +223,10 @@ static int ena_queue_start(struct rte_eth_dev *dev, struct ena_ring *ring);
static int ena_queue_start_all(struct rte_eth_dev *dev,
enum ena_ring_type ring_type);
static void ena_stats_restart(struct rte_eth_dev *dev);
+static uint64_t ena_get_rx_port_offloads(struct ena_adapter *adapter);
+static uint64_t ena_get_tx_port_offloads(struct ena_adapter *adapter);
+static uint64_t ena_get_rx_queue_offloads(struct ena_adapter *adapter);
+static uint64_t ena_get_tx_queue_offloads(struct ena_adapter *adapter);
static int ena_infos_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info);
static void ena_interrupt_handler_rte(void *cb_arg);
@@ -1959,12 +1963,63 @@ static void ena_init_rings(struct ena_adapter *adapter,
}
}
+static uint64_t ena_get_rx_port_offloads(struct ena_adapter *adapter)
+{
+ uint64_t port_offloads = 0;
+
+ if (adapter->offloads.rx_offloads & ENA_L3_IPV4_CSUM)
+ port_offloads |= DEV_RX_OFFLOAD_IPV4_CKSUM;
+
+ if (adapter->offloads.rx_offloads &
+ (ENA_L4_IPV4_CSUM | ENA_L4_IPV6_CSUM))
+ port_offloads |=
+ DEV_RX_OFFLOAD_UDP_CKSUM | DEV_RX_OFFLOAD_TCP_CKSUM;
+
+ if (adapter->offloads.rx_offloads & ENA_RX_RSS_HASH)
+ port_offloads |= DEV_RX_OFFLOAD_RSS_HASH;
+
+ port_offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+
+ return port_offloads;
+}
+
+static uint64_t ena_get_tx_port_offloads(struct ena_adapter *adapter)
+{
+ uint64_t port_offloads = 0;
+
+ if (adapter->offloads.tx_offloads & ENA_IPV4_TSO)
+ port_offloads |= DEV_TX_OFFLOAD_TCP_TSO;
+
+ if (adapter->offloads.tx_offloads & ENA_L3_IPV4_CSUM)
+ port_offloads |= DEV_TX_OFFLOAD_IPV4_CKSUM;
+ if (adapter->offloads.tx_offloads &
+ (ENA_L4_IPV4_CSUM_PARTIAL | ENA_L4_IPV4_CSUM |
+ ENA_L4_IPV6_CSUM | ENA_L4_IPV6_CSUM_PARTIAL))
+ port_offloads |=
+ DEV_TX_OFFLOAD_UDP_CKSUM | DEV_TX_OFFLOAD_TCP_CKSUM;
+
+ return port_offloads;
+}
+
+static uint64_t ena_get_rx_queue_offloads(struct ena_adapter *adapter)
+{
+ RTE_SET_USED(adapter);
+
+ return 0;
+}
+
+static uint64_t ena_get_tx_queue_offloads(struct ena_adapter *adapter)
+{
+ RTE_SET_USED(adapter);
+
+ return 0;
+}
+
static int ena_infos_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info)
{
struct ena_adapter *adapter;
struct ena_com_dev *ena_dev;
- uint64_t rx_feat = 0, tx_feat = 0;
ena_assert_msg(dev->data != NULL, "Uninitialized device\n");
ena_assert_msg(dev->data->dev_private != NULL, "Uninitialized device\n");
@@ -1983,33 +2038,11 @@ static int ena_infos_get(struct rte_eth_dev *dev,
ETH_LINK_SPEED_50G |
ETH_LINK_SPEED_100G;
- /* Set Tx & Rx features available for device */
- if (adapter->offloads.tx_offloads & ENA_IPV4_TSO)
- tx_feat |= DEV_TX_OFFLOAD_TCP_TSO;
-
- if (adapter->offloads.tx_offloads & ENA_L3_IPV4_CSUM)
- tx_feat |= DEV_TX_OFFLOAD_IPV4_CKSUM;
- if (adapter->offloads.tx_offloads &
- (ENA_L4_IPV4_CSUM_PARTIAL | ENA_L4_IPV4_CSUM |
- ENA_L4_IPV6_CSUM | ENA_L4_IPV6_CSUM_PARTIAL))
- tx_feat |= DEV_TX_OFFLOAD_UDP_CKSUM | DEV_TX_OFFLOAD_TCP_CKSUM;
-
- if (adapter->offloads.rx_offloads & ENA_L3_IPV4_CSUM)
- rx_feat |= DEV_RX_OFFLOAD_IPV4_CKSUM;
- if (adapter->offloads.rx_offloads &
- (ENA_L4_IPV4_CSUM | ENA_L4_IPV6_CSUM))
- rx_feat |= DEV_RX_OFFLOAD_UDP_CKSUM | DEV_RX_OFFLOAD_TCP_CKSUM;
-
- rx_feat |= DEV_RX_OFFLOAD_JUMBO_FRAME;
- tx_feat |= DEV_TX_OFFLOAD_MULTI_SEGS;
-
/* Inform framework about available features */
- dev_info->rx_offload_capa = rx_feat;
- if (adapter->offloads.rx_offloads & ENA_RX_RSS_HASH)
- dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_RSS_HASH;
- dev_info->rx_queue_offload_capa = rx_feat;
- dev_info->tx_offload_capa = tx_feat;
- dev_info->tx_queue_offload_capa = tx_feat;
+ dev_info->rx_offload_capa = ena_get_rx_port_offloads(adapter);
+ dev_info->tx_offload_capa = ena_get_tx_port_offloads(adapter);
+ dev_info->rx_queue_offload_capa = ena_get_rx_queue_offloads(adapter);
+ dev_info->tx_queue_offload_capa = ena_get_tx_queue_offloads(adapter);
dev_info->flow_type_rss_offloads = ENA_ALL_RSS_HF;
dev_info->hash_key_size = ENA_HASH_KEY_SIZE;
@@ -2022,9 +2055,6 @@ static int ena_infos_get(struct rte_eth_dev *dev,
dev_info->max_tx_queues = adapter->max_num_io_queues;
dev_info->reta_size = ENA_RX_RSS_TABLE_SIZE;
- adapter->tx_supported_offloads = tx_feat;
- adapter->rx_supported_offloads = rx_feat;
-
dev_info->rx_desc_lim.nb_max = adapter->max_rx_ring_size;
dev_info->rx_desc_lim.nb_min = ENA_MIN_RING_DESC;
dev_info->rx_desc_lim.nb_seg_max = RTE_MIN(ENA_PKT_MAX_BUFS,
--
2.25.1
next prev parent reply other threads:[~2021-10-15 16:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20211014201858.9571-1-mk@semihalf.com>
2021-10-14 20:18 ` [dpdk-stable] [PATCH 1/7] net/ena: fix verification of the " Michal Krawczyk
2021-10-14 20:18 ` [dpdk-stable] [PATCH 3/7] net/ena: fix per-queue " Michal Krawczyk
2021-10-14 20:18 ` [dpdk-stable] [PATCH 4/7] net/ena: indicate missing scattered Rx capability Michal Krawczyk
[not found] ` <20211015162701.16324-1-mk@semihalf.com>
2021-10-15 16:26 ` [dpdk-stable] [PATCH v2 1/7] net/ena: fix verification of the offload capabilities Michal Krawczyk
2021-10-15 16:26 ` Michal Krawczyk [this message]
2021-10-15 16:26 ` [dpdk-stable] [PATCH v2 4/7] net/ena: indicate missing scattered Rx capability Michal Krawczyk
[not found] ` <20211019105629.11731-1-mk@semihalf.com>
2021-10-19 10:56 ` [dpdk-stable] [PATCH v3 1/7] net/ena: fix verification of the offload capabilities Michal Krawczyk
2021-10-19 10:56 ` [dpdk-stable] [PATCH v3 3/7] net/ena: fix per-queue " Michal Krawczyk
2021-10-19 12:25 ` Ferruh Yigit
2021-10-19 10:56 ` [dpdk-stable] [PATCH v3 4/7] net/ena: indicate missing scattered Rx capability Michal Krawczyk
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