From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id C1806A00C2; Thu, 6 Oct 2022 01:23:12 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 14CBA4281E; Thu, 6 Oct 2022 01:22:26 +0200 (CEST) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id E655D42B77 for ; Thu, 6 Oct 2022 01:22:22 +0200 (CEST) Received: by linux.microsoft.com (Postfix, from userid 1004) id 590832034CA8; Wed, 5 Oct 2022 16:22:22 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 590832034CA8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com; s=default; t=1665012142; bh=uX5jYW7pULgjUjKGk9G57eLcmiubwat3EOlmsN/Jkng=; h=From:To:Cc:Subject:Date:In-Reply-To:References:Reply-To:From; b=QyvGeGAo8uxdisXqcyD0hEqWHOp/DMNntEEInxXqwg/vDW3YuE4yVuEfxL3dvOVnO oDr9L/fiigQZ3ah1fDqhz9SzByGEXrq8SbKsuPvN4nKc4D+SH0C1vSMoLf7eJe/R9/ M+F895FPvAvGNDtK84YkbvJYc7eTesmnS/DBUWZw= From: longli@linuxonhyperv.com To: Ferruh Yigit Cc: dev@dpdk.org, Ajay Sharma , Stephen Hemminger , Long Li Subject: [Patch v10 08/18] net/mana: configure Rx queues Date: Wed, 5 Oct 2022 16:21:58 -0700 Message-Id: <1665012128-20520-9-git-send-email-longli@linuxonhyperv.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1665012128-20520-1-git-send-email-longli@linuxonhyperv.com> References: <1663987546-15982-1-git-send-email-longli@linuxonhyperv.com> <1665012128-20520-1-git-send-email-longli@linuxonhyperv.com> 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: , Reply-To: longli@microsoft.com Errors-To: dev-bounces@dpdk.org From: Long Li Rx hardware queue is allocated when starting the queue. This function is for queue configuration pre starting. Signed-off-by: Long Li --- Change log: v8: fix coding style to function definitions v9: move data defintions from earlier patch. drivers/net/mana/mana.c | 71 +++++++++++++++++++++++++++++++++++++++++ drivers/net/mana/mana.h | 21 ++++++++++++ 2 files changed, 92 insertions(+) diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c index 2bfda50f37..d19be6f852 100644 --- a/drivers/net/mana/mana.c +++ b/drivers/net/mana/mana.c @@ -205,6 +205,17 @@ mana_dev_info_get(struct rte_eth_dev *dev, return 0; } +static void +mana_dev_rx_queue_info(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_rxq_info *qinfo) +{ + struct mana_rxq *rxq = dev->data->rx_queues[queue_id]; + + qinfo->mp = rxq->mp; + qinfo->nb_desc = rxq->num_desc; + qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads; +} + static const uint32_t * mana_supported_ptypes(struct rte_eth_dev *dev __rte_unused) { @@ -282,6 +293,63 @@ mana_rss_hash_conf_get(struct rte_eth_dev *dev, return 0; } +static int +mana_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, + uint16_t nb_desc, unsigned int socket_id, + const struct rte_eth_rxconf *rx_conf __rte_unused, + struct rte_mempool *mp) +{ + struct mana_priv *priv = dev->data->dev_private; + struct mana_rxq *rxq; + int ret; + + rxq = rte_zmalloc_socket("mana_rxq", sizeof(*rxq), 0, socket_id); + if (!rxq) { + DRV_LOG(ERR, "failed to allocate rxq"); + return -ENOMEM; + } + + DRV_LOG(DEBUG, "idx %u nb_desc %u socket %u", + queue_idx, nb_desc, socket_id); + + rxq->socket = socket_id; + + rxq->desc_ring = rte_zmalloc_socket("mana_rx_mbuf_ring", + sizeof(struct mana_rxq_desc) * + nb_desc, + RTE_CACHE_LINE_SIZE, socket_id); + + if (!rxq->desc_ring) { + DRV_LOG(ERR, "failed to allocate rxq desc_ring"); + ret = -ENOMEM; + goto fail; + } + + rxq->desc_ring_head = 0; + rxq->desc_ring_tail = 0; + + rxq->priv = priv; + rxq->num_desc = nb_desc; + rxq->mp = mp; + dev->data->rx_queues[queue_idx] = rxq; + + return 0; + +fail: + rte_free(rxq->desc_ring); + rte_free(rxq); + return ret; +} + +static void +mana_dev_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid) +{ + struct mana_rxq *rxq = dev->data->rx_queues[qid]; + + rte_free(rxq->desc_ring); + rte_free(rxq); +} + static int mana_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete __rte_unused) @@ -303,9 +371,12 @@ static const struct eth_dev_ops mana_dev_ops = { .dev_configure = mana_dev_configure, .dev_close = mana_dev_close, .dev_infos_get = mana_dev_info_get, + .rxq_info_get = mana_dev_rx_queue_info, .dev_supported_ptypes_get = mana_supported_ptypes, .rss_hash_update = mana_rss_hash_update, .rss_hash_conf_get = mana_rss_hash_conf_get, + .rx_queue_setup = mana_dev_rx_queue_setup, + .rx_queue_release = mana_dev_rx_queue_release, .link_update = mana_dev_link_update, }; diff --git a/drivers/net/mana/mana.h b/drivers/net/mana/mana.h index e67719e11d..4cd225fe6e 100644 --- a/drivers/net/mana/mana.h +++ b/drivers/net/mana/mana.h @@ -75,6 +75,27 @@ struct mana_priv { uint64_t max_mr_size; }; +struct mana_rxq_desc { + struct rte_mbuf *pkt; + uint32_t wqe_size_in_bu; +}; + +struct mana_rxq { + struct mana_priv *priv; + uint32_t num_desc; + struct rte_mempool *mp; + + /* For storing pending requests */ + struct mana_rxq_desc *desc_ring; + + /* desc_ring_head is where we put pending requests to ring, + * completion pull off desc_ring_tail + */ + uint32_t desc_ring_head, desc_ring_tail; + + unsigned int socket; +}; + extern int mana_logtype_driver; extern int mana_logtype_init; -- 2.17.1