From 1f7b42e42e027997cb58e1e59cb82b8b5261dc53 Mon Sep 17 00:00:00 2001 From: Jingjing Wu Date: Sat, 31 Oct 2015 23:57:26 +0800 Subject: [PATCH] ixgbe: support DCB+RSS multi-queue mode This patch enables DCB+RSS multi-queue mode, and also fix some coding style. Signed-off-by: Jingjing Wu Acked-by: Jijiang Liu Acked-by: Helin Zhang --- drivers/net/ixgbe/ixgbe_rxtx.c | 48 ++++++++++++++++++++-------------- 1 file changed, 29 insertions(+), 19 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c index 6a62d67c78..ad66b0971b 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx.c +++ b/drivers/net/ixgbe/ixgbe_rxtx.c @@ -3169,9 +3169,13 @@ ixgbe_dcb_rx_hw_config(struct ixgbe_hw *hw, reg = (reg & ~IXGBE_MRQC_MRQE_MASK) | IXGBE_MRQC_VMDQRT4TCEN; else { + /* no matter the mode is DCB or DCB_RSS, just + * set the MRQE to RSSXTCEN. RSS is controlled + * by RSS_FIELD + */ IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, 0); reg = (reg & ~IXGBE_MRQC_MRQE_MASK) | - IXGBE_MRQC_RT4TCEN; + IXGBE_MRQC_RTRSS4TCEN; } } if (dcb_config->num_tcs.pg_tcs == 8) { @@ -3181,7 +3185,7 @@ ixgbe_dcb_rx_hw_config(struct ixgbe_hw *hw, else { IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, 0); reg = (reg & ~IXGBE_MRQC_MRQE_MASK) | - IXGBE_MRQC_RT8TCEN; + IXGBE_MRQC_RTRSS8TCEN; } } @@ -3286,16 +3290,17 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, *get dcb and VT rx configuration parameters *from rte_eth_conf */ - ixgbe_vmdq_dcb_rx_config(dev,dcb_config); + ixgbe_vmdq_dcb_rx_config(dev, dcb_config); /*Configure general VMDQ and DCB RX parameters*/ ixgbe_vmdq_dcb_configure(dev); } break; case ETH_MQ_RX_DCB: + case ETH_MQ_RX_DCB_RSS: dcb_config->vt_mode = false; config_dcb_rx = DCB_RX_CONFIG; /* Get dcb TX configuration parameters from rte_eth_conf */ - ixgbe_dcb_rx_config(dev,dcb_config); + ixgbe_dcb_rx_config(dev, dcb_config); /*Configure general DCB RX parameters*/ ixgbe_dcb_rx_hw_config(hw, dcb_config); break; @@ -3317,7 +3322,7 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, dcb_config->vt_mode = false; config_dcb_tx = DCB_TX_CONFIG; /*get DCB TX configuration parameters from rte_eth_conf*/ - ixgbe_dcb_tx_config(dev,dcb_config); + ixgbe_dcb_tx_config(dev, dcb_config); /*Configure general DCB TX parameters*/ ixgbe_dcb_tx_hw_config(hw, dcb_config); break; @@ -3458,14 +3463,15 @@ void ixgbe_configure_dcb(struct rte_eth_dev *dev) /* check support mq_mode for DCB */ if ((dev_conf->rxmode.mq_mode != ETH_MQ_RX_VMDQ_DCB) && - (dev_conf->rxmode.mq_mode != ETH_MQ_RX_DCB)) + (dev_conf->rxmode.mq_mode != ETH_MQ_RX_DCB) && + (dev_conf->rxmode.mq_mode != ETH_MQ_RX_DCB_RSS)) return; if (dev->data->nb_rx_queues != ETH_DCB_NUM_QUEUES) return; /** Configure DCB hardware **/ - ixgbe_dcb_hw_configure(dev,dcb_cfg); + ixgbe_dcb_hw_configure(dev, dcb_cfg); return; } @@ -3707,21 +3713,25 @@ ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev) * any DCB/RSS w/o VMDq multi-queue setting */ switch (dev->data->dev_conf.rxmode.mq_mode) { - case ETH_MQ_RX_RSS: - ixgbe_rss_configure(dev); - break; + case ETH_MQ_RX_RSS: + case ETH_MQ_RX_DCB_RSS: + case ETH_MQ_RX_VMDQ_RSS: + ixgbe_rss_configure(dev); + break; - case ETH_MQ_RX_VMDQ_DCB: - ixgbe_vmdq_dcb_configure(dev); - break; + case ETH_MQ_RX_VMDQ_DCB: + ixgbe_vmdq_dcb_configure(dev); + break; - case ETH_MQ_RX_VMDQ_ONLY: - ixgbe_vmdq_rx_hw_configure(dev); - break; + case ETH_MQ_RX_VMDQ_ONLY: + ixgbe_vmdq_rx_hw_configure(dev); + break; - case ETH_MQ_RX_NONE: - /* if mq_mode is none, disable rss mode.*/ - default: ixgbe_rss_disable(dev); + case ETH_MQ_RX_NONE: + default: + /* if mq_mode is none, disable rss mode.*/ + ixgbe_rss_disable(dev); + break; } } else { /* -- 2.20.1