From patchwork Thu Apr 15 02:40:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lijun Ou X-Patchwork-Id: 91515 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6048BA0A02; Thu, 15 Apr 2021 04:40:15 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2FF23161F25; Thu, 15 Apr 2021 04:40:15 +0200 (CEST) Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) by mails.dpdk.org (Postfix) with ESMTP id 04E90161F23 for ; Thu, 15 Apr 2021 04:40:13 +0200 (CEST) Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FLNmf66YTz18HZt; Thu, 15 Apr 2021 10:37:54 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.498.0; Thu, 15 Apr 2021 10:40:07 +0800 From: Lijun Ou To: , CC: , Date: Thu, 15 Apr 2021 10:40:26 +0800 Message-ID: <1618454426-21457-1-git-send-email-oulijun@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1616670560-62333-1-git-send-email-oulijun@huawei.com> References: <1616670560-62333-1-git-send-email-oulijun@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Subject: [dpdk-dev] [PATCH V3] ethdev: add queue state when retrieve queue information X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Currently, upper-layer application could get queue state only through pointers such as dev->data->tx_queue_state[queue_id], this is not the recommended way to access it. So this patch add get queue state when call rte_eth_rx_queue_info_get and rte_eth_tx_queue_info_get API. Note: After add queue_state field, the 'struct rte_eth_rxq_info' size remains 128B, and the 'struct rte_eth_txq_info' size remains 64B, so it could be ABI compatible. Signed-off-by: Chengwen Feng Signed-off-by: Lijun Ou --- V2->V3: - rewrite the commit log and delete the part Note - rewrite tht comments for queue state - move the queue_state definition locations V1->V2: - move queue state defines to public file --- doc/guides/rel_notes/release_21_05.rst | 6 ++++++ lib/librte_ethdev/ethdev_driver.h | 7 ------- lib/librte_ethdev/rte_ethdev.c | 3 +++ lib/librte_ethdev/rte_ethdev.h | 9 +++++++++ 4 files changed, 18 insertions(+), 7 deletions(-) diff --git a/doc/guides/rel_notes/release_21_05.rst b/doc/guides/rel_notes/release_21_05.rst index 3bd7757..c6e45e2 100644 --- a/doc/guides/rel_notes/release_21_05.rst +++ b/doc/guides/rel_notes/release_21_05.rst @@ -251,6 +251,12 @@ ABI Changes function was already marked as internal in the API documentation for it, and was not for use by external applications. +* Added new field ``queue_state`` to ``rte_eth_rxq_info`` structure + to provide indicated rxq queue state. + +* Added new field ``queue_state`` to ``rte_eth_txq_info`` structure + to provide indicated txq queue state. + Known Issues ------------ diff --git a/lib/librte_ethdev/ethdev_driver.h b/lib/librte_ethdev/ethdev_driver.h index 113129d..40e474a 100644 --- a/lib/librte_ethdev/ethdev_driver.h +++ b/lib/librte_ethdev/ethdev_driver.h @@ -952,13 +952,6 @@ struct eth_dev_ops { }; /** - * RX/TX queue states - */ -#define RTE_ETH_QUEUE_STATE_STOPPED 0 -#define RTE_ETH_QUEUE_STATE_STARTED 1 -#define RTE_ETH_QUEUE_STATE_HAIRPIN 2 - -/** * @internal * Check if the selected Rx queue is hairpin queue. * diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c index 6b5cfd6..ab188ec 100644 --- a/lib/librte_ethdev/rte_ethdev.c +++ b/lib/librte_ethdev/rte_ethdev.c @@ -5042,6 +5042,8 @@ rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id, memset(qinfo, 0, sizeof(*qinfo)); dev->dev_ops->rxq_info_get(dev, queue_id, qinfo); + qinfo->queue_state = dev->data->rx_queue_state[queue_id]; + return 0; } @@ -5082,6 +5084,7 @@ rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id, memset(qinfo, 0, sizeof(*qinfo)); dev->dev_ops->txq_info_get(dev, queue_id, qinfo); + qinfo->queue_state = dev->data->tx_queue_state[queue_id]; return 0; } diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index 3b773b6..a0d01d2 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h @@ -1588,6 +1588,13 @@ struct rte_eth_dev_info { }; /** + * RX/TX queue states + */ +#define RTE_ETH_QUEUE_STATE_STOPPED 0 +#define RTE_ETH_QUEUE_STATE_STARTED 1 +#define RTE_ETH_QUEUE_STATE_HAIRPIN 2 + +/** * Ethernet device RX queue information structure. * Used to retrieve information about configured queue. */ @@ -1595,6 +1602,7 @@ struct rte_eth_rxq_info { struct rte_mempool *mp; /**< mempool used by that queue. */ struct rte_eth_rxconf conf; /**< queue config parameters. */ uint8_t scattered_rx; /**< scattered packets RX supported. */ + uint8_t queue_state; /**< one of RTE_ETH_QUEUE_STATE_*. */ uint16_t nb_desc; /**< configured number of RXDs. */ uint16_t rx_buf_size; /**< hardware receive buffer size. */ } __rte_cache_min_aligned; @@ -1606,6 +1614,7 @@ struct rte_eth_rxq_info { struct rte_eth_txq_info { struct rte_eth_txconf conf; /**< queue config parameters. */ uint16_t nb_desc; /**< configured number of TXDs. */ + uint8_t queue_state; /**< one of RTE_ETH_QUEUE_STATE_*. */ } __rte_cache_min_aligned; /* Generic Burst mode flag definition, values can be ORed. */