From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rnd-relay.smtp.broadcom.com (lpdvrndsmtp01.broadcom.com [192.19.229.170]) by dpdk.org (Postfix) with ESMTP id 506387D5B for ; Thu, 24 Aug 2017 18:30:16 +0200 (CEST) Received: from mail-irv-17.broadcom.com (mail-irv-17.lvn.broadcom.net [10.75.224.233]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 4FBB530C05B for ; Thu, 24 Aug 2017 09:30:15 -0700 (PDT) Received: from C02PT1RBG8WP.wifi.broadcom.net (c02pt1rbg8wp.wifi.broadcom.net [10.45.51.51]) by mail-irv-17.broadcom.com (Postfix) with ESMTP id CD34F81EA6 for ; Thu, 24 Aug 2017 09:30:14 -0700 (PDT) From: Ajit Khaparde To: dev@dpdk.org Date: Thu, 24 Aug 2017 11:29:51 -0500 Message-Id: <20170824162956.62761-5-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.10.1 (Apple Git-78) In-Reply-To: <20170824162956.62761-1-ajit.khaparde@broadcom.com> References: <20170824162956.62761-1-ajit.khaparde@broadcom.com> Subject: [dpdk-dev] [PATCH 3/8] net/bnxt: add support for rx_descriptor_status X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 Aug 2017 16:30:16 -0000 add support for rx_descriptor_status dev_op Signed-off-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_ethdev.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index 316a167..1d2fd78 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -1539,6 +1539,31 @@ bnxt_rx_queue_count_op(struct rte_eth_dev *dev, uint16_t rx_queue_id) return desc; } +static int +bnxt_rx_descriptor_status_op(void *rx_queue, uint16_t offset) +{ + struct bnxt_rx_queue *rxq = (struct bnxt_rx_queue *)rx_queue; + struct bnxt_cp_ring_info *cpr; + struct rx_pkt_cmpl *rxcmp; + uint32_t cons; + + if (!rxq) + return -EINVAL; + + cpr = rxq->cp_ring; + + if (offset >= rxq->nb_rx_desc) + return -EINVAL; + + cons = RING_CMP(cpr->cp_ring_struct, offset); + rxcmp = (struct rx_pkt_cmpl *)&cpr->cp_desc_ring[cons]; + + if (CMP_VALID(rxcmp, offset, cpr->cp_ring_struct)) + return RTE_ETH_RX_DESC_DONE; + + return RTE_ETH_RX_DESC_AVAIL; +} + /* * Initialization */ @@ -1589,6 +1614,7 @@ static const struct eth_dev_ops bnxt_dev_ops = { .xstats_get_by_id = bnxt_dev_xstats_get_by_id_op, .xstats_get_names_by_id = bnxt_dev_xstats_get_names_by_id_op, .rx_queue_count = bnxt_rx_queue_count_op, + .rx_descriptor_status = bnxt_rx_descriptor_status_op, }; static bool bnxt_vf_pciid(uint16_t id) -- 2.10.1 (Apple Git-78)