From 2e6f565700f9049daad3755748301b24873a7b62 Mon Sep 17 00:00:00 2001 From: Apeksha Gupta Date: Fri, 10 Jul 2020 21:51:31 +0530 Subject: [PATCH] net/dpaa: add Tx/Rx burst mode info Retrieve burst mode information according to the selected Rx/Tx mode and offloads. Signed-off-by: Apeksha Gupta --- doc/guides/nics/features/dpaa.ini | 1 + drivers/net/dpaa/dpaa_ethdev.c | 70 ++++++++++++++++++++++++++++++- 2 files changed, 70 insertions(+), 1 deletion(-) diff --git a/doc/guides/nics/features/dpaa.ini b/doc/guides/nics/features/dpaa.ini index 816a6e08e8..e0ed3e8683 100644 --- a/doc/guides/nics/features/dpaa.ini +++ b/doc/guides/nics/features/dpaa.ini @@ -7,6 +7,7 @@ Speed capabilities = Y Link status = Y Link status event = Y +Burst mode info = Y Jumbo frame = Y MTU update = Y Scattered Rx = Y diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c index 3a5b319d43..62ecb112fd 100644 --- a/drivers/net/dpaa/dpaa_ethdev.c +++ b/drivers/net/dpaa/dpaa_ethdev.c @@ -457,6 +457,73 @@ static int dpaa_eth_dev_info(struct rte_eth_dev *dev, return 0; } +static int +dpaa_dev_rx_burst_mode_get(struct rte_eth_dev *dev, + __rte_unused uint16_t queue_id, + struct rte_eth_burst_mode *mode) +{ + struct rte_eth_conf *eth_conf = &dev->data->dev_conf; + int ret = -EINVAL; + unsigned int i; + const struct burst_info { + uint64_t flags; + const char *output; + } rx_offload_map[] = { + {DEV_RX_OFFLOAD_JUMBO_FRAME, " Jumbo frame,"}, + {DEV_RX_OFFLOAD_SCATTER, " Scattered,"}, + {DEV_RX_OFFLOAD_IPV4_CKSUM, " IPV4 csum,"}, + {DEV_RX_OFFLOAD_UDP_CKSUM, " UDP csum,"}, + {DEV_RX_OFFLOAD_TCP_CKSUM, " TCP csum,"}, + {DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPV4 csum,"}, + {DEV_RX_OFFLOAD_RSS_HASH, " RSS,"} + }; + + /* Update Rx offload info */ + for (i = 0; i < RTE_DIM(rx_offload_map); i++) { + if (eth_conf->rxmode.offloads & rx_offload_map[i].flags) { + snprintf(mode->info, sizeof(mode->info), "%s", + rx_offload_map[i].output); + ret = 0; + break; + } + } + return ret; +} + +static int +dpaa_dev_tx_burst_mode_get(struct rte_eth_dev *dev, + __rte_unused uint16_t queue_id, + struct rte_eth_burst_mode *mode) +{ + struct rte_eth_conf *eth_conf = &dev->data->dev_conf; + int ret = -EINVAL; + unsigned int i; + const struct burst_info { + uint64_t flags; + const char *output; + } tx_offload_map[] = { + {DEV_TX_OFFLOAD_MT_LOCKFREE, " MT lockfree,"}, + {DEV_TX_OFFLOAD_MBUF_FAST_FREE, " MBUF free disable,"}, + {DEV_TX_OFFLOAD_IPV4_CKSUM, " IPV4 csum,"}, + {DEV_TX_OFFLOAD_UDP_CKSUM, " UDP csum,"}, + {DEV_TX_OFFLOAD_TCP_CKSUM, " TCP csum,"}, + {DEV_TX_OFFLOAD_SCTP_CKSUM, " SCTP csum,"}, + {DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPV4 csum,"}, + {DEV_TX_OFFLOAD_MULTI_SEGS, " Scattered,"} + }; + + /* Update Tx offload info */ + for (i = 0; i < RTE_DIM(tx_offload_map); i++) { + if (eth_conf->txmode.offloads & tx_offload_map[i].flags) { + snprintf(mode->info, sizeof(mode->info), "%s", + tx_offload_map[i].output); + ret = 0; + break; + } + } + return ret; +} + static int dpaa_eth_link_update(struct rte_eth_dev *dev, int wait_to_complete __rte_unused) { @@ -1182,7 +1249,8 @@ static struct eth_dev_ops dpaa_devops = { .rx_queue_release = dpaa_eth_rx_queue_release, .tx_queue_release = dpaa_eth_tx_queue_release, .rx_queue_count = dpaa_dev_rx_queue_count, - + .rx_burst_mode_get = dpaa_dev_rx_burst_mode_get, + .tx_burst_mode_get = dpaa_dev_tx_burst_mode_get, .flow_ctrl_get = dpaa_flow_ctrl_get, .flow_ctrl_set = dpaa_flow_ctrl_set, -- 2.20.1