From 9810975cf424b9ee3984b0541dc71f445b216697 Mon Sep 17 00:00:00 2001 From: Jiawen Wu Date: Mon, 19 Oct 2020 16:54:12 +0800 Subject: [PATCH] net/txgbe: support DCB info get Add DCB information get operation. Signed-off-by: Jiawen Wu Reviewed-by: Ferruh Yigit --- drivers/net/txgbe/txgbe_ethdev.c | 91 ++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c index 175886b9a0..c5ec2d182c 100644 --- a/drivers/net/txgbe/txgbe_ethdev.c +++ b/drivers/net/txgbe/txgbe_ethdev.c @@ -3902,6 +3902,96 @@ txgbe_rss_update_sp(enum txgbe_mac_type mac_type) } } +static int +txgbe_dev_get_dcb_info(struct rte_eth_dev *dev, + struct rte_eth_dcb_info *dcb_info) +{ + struct txgbe_dcb_config *dcb_config = TXGBE_DEV_DCB_CONFIG(dev); + struct txgbe_dcb_tc_config *tc; + struct rte_eth_dcb_tc_queue_mapping *tc_queue; + uint8_t nb_tcs; + uint8_t i, j; + + if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_DCB_FLAG) + dcb_info->nb_tcs = dcb_config->num_tcs.pg_tcs; + else + dcb_info->nb_tcs = 1; + + tc_queue = &dcb_info->tc_queue; + nb_tcs = dcb_info->nb_tcs; + + if (dcb_config->vt_mode) { /* vt is enabled */ + struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = + &dev->data->dev_conf.rx_adv_conf.vmdq_dcb_conf; + for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) + dcb_info->prio_tc[i] = vmdq_rx_conf->dcb_tc[i]; + if (RTE_ETH_DEV_SRIOV(dev).active > 0) { + for (j = 0; j < nb_tcs; j++) { + tc_queue->tc_rxq[0][j].base = j; + tc_queue->tc_rxq[0][j].nb_queue = 1; + tc_queue->tc_txq[0][j].base = j; + tc_queue->tc_txq[0][j].nb_queue = 1; + } + } else { + for (i = 0; i < vmdq_rx_conf->nb_queue_pools; i++) { + for (j = 0; j < nb_tcs; j++) { + tc_queue->tc_rxq[i][j].base = + i * nb_tcs + j; + tc_queue->tc_rxq[i][j].nb_queue = 1; + tc_queue->tc_txq[i][j].base = + i * nb_tcs + j; + tc_queue->tc_txq[i][j].nb_queue = 1; + } + } + } + } else { /* vt is disabled */ + struct rte_eth_dcb_rx_conf *rx_conf = + &dev->data->dev_conf.rx_adv_conf.dcb_rx_conf; + for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) + dcb_info->prio_tc[i] = rx_conf->dcb_tc[i]; + if (dcb_info->nb_tcs == ETH_4_TCS) { + for (i = 0; i < dcb_info->nb_tcs; i++) { + dcb_info->tc_queue.tc_rxq[0][i].base = i * 32; + dcb_info->tc_queue.tc_rxq[0][i].nb_queue = 16; + } + dcb_info->tc_queue.tc_txq[0][0].base = 0; + dcb_info->tc_queue.tc_txq[0][1].base = 64; + dcb_info->tc_queue.tc_txq[0][2].base = 96; + dcb_info->tc_queue.tc_txq[0][3].base = 112; + dcb_info->tc_queue.tc_txq[0][0].nb_queue = 64; + dcb_info->tc_queue.tc_txq[0][1].nb_queue = 32; + dcb_info->tc_queue.tc_txq[0][2].nb_queue = 16; + dcb_info->tc_queue.tc_txq[0][3].nb_queue = 16; + } else if (dcb_info->nb_tcs == ETH_8_TCS) { + for (i = 0; i < dcb_info->nb_tcs; i++) { + dcb_info->tc_queue.tc_rxq[0][i].base = i * 16; + dcb_info->tc_queue.tc_rxq[0][i].nb_queue = 16; + } + dcb_info->tc_queue.tc_txq[0][0].base = 0; + dcb_info->tc_queue.tc_txq[0][1].base = 32; + dcb_info->tc_queue.tc_txq[0][2].base = 64; + dcb_info->tc_queue.tc_txq[0][3].base = 80; + dcb_info->tc_queue.tc_txq[0][4].base = 96; + dcb_info->tc_queue.tc_txq[0][5].base = 104; + dcb_info->tc_queue.tc_txq[0][6].base = 112; + dcb_info->tc_queue.tc_txq[0][7].base = 120; + dcb_info->tc_queue.tc_txq[0][0].nb_queue = 32; + dcb_info->tc_queue.tc_txq[0][1].nb_queue = 32; + dcb_info->tc_queue.tc_txq[0][2].nb_queue = 16; + dcb_info->tc_queue.tc_txq[0][3].nb_queue = 16; + dcb_info->tc_queue.tc_txq[0][4].nb_queue = 8; + dcb_info->tc_queue.tc_txq[0][5].nb_queue = 8; + dcb_info->tc_queue.tc_txq[0][6].nb_queue = 8; + dcb_info->tc_queue.tc_txq[0][7].nb_queue = 8; + } + } + for (i = 0; i < dcb_info->nb_tcs; i++) { + tc = &dcb_config->tc_config[i]; + dcb_info->tc_bws[i] = tc->path[TXGBE_DCB_TX_CONFIG].bwg_percent; + } + return 0; +} + static const struct eth_dev_ops txgbe_eth_dev_ops = { .dev_configure = txgbe_dev_configure, .dev_infos_get = txgbe_dev_info_get, @@ -3969,6 +4059,7 @@ static const struct eth_dev_ops txgbe_eth_dev_ops = { .set_eeprom = txgbe_set_eeprom, .get_module_info = txgbe_get_module_info, .get_module_eeprom = txgbe_get_module_eeprom, + .get_dcb_info = txgbe_dev_get_dcb_info, .timesync_adjust_time = txgbe_timesync_adjust_time, .timesync_read_time = txgbe_timesync_read_time, .timesync_write_time = txgbe_timesync_write_time, -- 2.20.1