From c7a2de80c152960684b5c7cc72b1967c0b036f6c Mon Sep 17 00:00:00 2001 From: Qiming Yang Date: Wed, 12 Jul 2023 08:31:53 +0000 Subject: [PATCH] net/e1000: fix Rx and Tx queue status [ upstream commit b2a0271188f3428ad5dc1ea600e1e2254b9d6781 ] Igb driver don't enable queue start/stop functions, queue status is not updated when the HW queue enabled or disabled. It caused application can't get correct queue status. This patch fixes the issue by updating the queue states when the queue is disabled or enabled. Fixes: be2d648a2dd3 ("igb: add PF support") Signed-off-by: Qiming Yang Signed-off-by: Mingjin Ye Acked-by: Qi Zhang --- drivers/net/e1000/igb_rxtx.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c index f32dee46df..1d23e081b6 100644 --- a/drivers/net/e1000/igb_rxtx.c +++ b/drivers/net/e1000/igb_rxtx.c @@ -1853,6 +1853,7 @@ igb_dev_clear_queues(struct rte_eth_dev *dev) if (txq != NULL) { igb_tx_queue_release_mbufs(txq); igb_reset_tx_queue(txq, dev); + dev->data->tx_queue_state[i] = RTE_ETH_QUEUE_STATE_STOPPED; } } @@ -1861,6 +1862,7 @@ igb_dev_clear_queues(struct rte_eth_dev *dev) if (rxq != NULL) { igb_rx_queue_release_mbufs(rxq); igb_reset_rx_queue(rxq); + dev->data->rx_queue_state[i] = RTE_ETH_QUEUE_STATE_STOPPED; } } } @@ -2441,6 +2443,7 @@ eth_igb_rx_init(struct rte_eth_dev *dev) rxdctl |= ((rxq->hthresh & 0x1F) << 8); rxdctl |= ((rxq->wthresh & 0x1F) << 16); E1000_WRITE_REG(hw, E1000_RXDCTL(rxq->reg_idx), rxdctl); + dev->data->rx_queue_state[i] = RTE_ETH_QUEUE_STATE_STARTED; } if (dev->data->dev_conf.rxmode.offloads & RTE_ETH_RX_OFFLOAD_SCATTER) { @@ -2605,6 +2608,7 @@ eth_igb_tx_init(struct rte_eth_dev *dev) txdctl |= ((txq->wthresh & 0x1F) << 16); txdctl |= E1000_TXDCTL_QUEUE_ENABLE; E1000_WRITE_REG(hw, E1000_TXDCTL(txq->reg_idx), txdctl); + dev->data->tx_queue_state[i] = RTE_ETH_QUEUE_STATE_STARTED; } /* Program the Transmit Control Register. */