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GET /api/patches/7998/?format=api
{ "id": 7998, "url": "https://patches.dpdk.org/api/patches/7998/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1445831265-14256-2-git-send-email-shaopeng.he@intel.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1445831265-14256-2-git-send-email-shaopeng.he@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1445831265-14256-2-git-send-email-shaopeng.he@intel.com", "date": "2015-10-26T03:47:39", "name": "[dpdk-dev,v2,1/7] fm10k: implement rx_descriptor_done function", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "544712d8cc8c0ba8ddd3288224058b0c72e9238d", "submitter": { "id": 226, "url": "https://patches.dpdk.org/api/people/226/?format=api", "name": "He, Shaopeng", "email": "shaopeng.he@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1445831265-14256-2-git-send-email-shaopeng.he@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/7998/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/7998/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id 316F85921;\n\tMon, 26 Oct 2015 04:47:59 +0100 (CET)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n\tby dpdk.org (Postfix) with ESMTP id 0A59B5699\n\tfor <dev@dpdk.org>; Mon, 26 Oct 2015 04:47:56 +0100 (CET)", "from fmsmga002.fm.intel.com ([10.253.24.26])\n\tby orsmga101.jf.intel.com with ESMTP; 25 Oct 2015 20:47:55 -0700", "from shvmail01.sh.intel.com ([10.239.29.42])\n\tby fmsmga002.fm.intel.com with ESMTP; 25 Oct 2015 20:47:55 -0700", "from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com\n\t[10.239.29.89])\n\tby shvmail01.sh.intel.com with ESMTP id t9Q3lrGt006880;\n\tMon, 26 Oct 2015 11:47:53 +0800", "from shecgisg004.sh.intel.com (localhost [127.0.0.1])\n\tby shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP\n\tid t9Q3loo6014297; Mon, 26 Oct 2015 11:47:52 +0800", "(from heshaope@localhost)\n\tby shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t9Q3loV1014293; \n\tMon, 26 Oct 2015 11:47:50 +0800" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.20,199,1444719600\"; d=\"scan'208\";a=\"835345824\"", "From": "Shaopeng He <shaopeng.he@intel.com>", "To": "dev@dpdk.org", "Date": "Mon, 26 Oct 2015 11:47:39 +0800", "Message-Id": "<1445831265-14256-2-git-send-email-shaopeng.he@intel.com>", "X-Mailer": "git-send-email 1.7.4.1", "In-Reply-To": "<1445831265-14256-1-git-send-email-shaopeng.he@intel.com>", "References": "<1443159425-32502-1-git-send-email-shaopeng.he@intel.com>\n\t<1445831265-14256-1-git-send-email-shaopeng.he@intel.com>", "Subject": "[dpdk-dev] [PATCH v2 1/7] fm10k: implement rx_descriptor_done\n\tfunction", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "patches and discussions about DPDK <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "rx_descriptor_done is used by interrupt mode example application\n(l3fwd-power) to check rxd DD bit to decide the RX trend,\nthen l3fwd-power will adjust the cpu frequency according to\nthe result.\n\nSigned-off-by: Shaopeng He <shaopeng.he@intel.com>\n---\n drivers/net/fm10k/fm10k.h | 3 +++\n drivers/net/fm10k/fm10k_ethdev.c | 1 +\n drivers/net/fm10k/fm10k_rxtx.c | 25 +++++++++++++++++++++++++\n 3 files changed, 29 insertions(+)", "diff": "diff --git a/drivers/net/fm10k/fm10k.h b/drivers/net/fm10k/fm10k.h\nindex c089882..4fc5e8e 100644\n--- a/drivers/net/fm10k/fm10k.h\n+++ b/drivers/net/fm10k/fm10k.h\n@@ -311,6 +311,9 @@ uint16_t fm10k_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,\n uint16_t fm10k_recv_scattered_pkts(void *rx_queue,\n \t\tstruct rte_mbuf **rx_pkts, uint16_t nb_pkts);\n \n+int\n+fm10k_dev_rx_descriptor_done(void *rx_queue, uint16_t offset);\n+\n uint16_t fm10k_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,\n \tuint16_t nb_pkts);\n #endif\ndiff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c\nindex a69c990..a82cd59 100644\n--- a/drivers/net/fm10k/fm10k_ethdev.c\n+++ b/drivers/net/fm10k/fm10k_ethdev.c\n@@ -2049,6 +2049,7 @@ static const struct eth_dev_ops fm10k_eth_dev_ops = {\n \t.rx_queue_release\t= fm10k_rx_queue_release,\n \t.tx_queue_setup\t\t= fm10k_tx_queue_setup,\n \t.tx_queue_release\t= fm10k_tx_queue_release,\n+\t.rx_descriptor_done\t= fm10k_dev_rx_descriptor_done,\n \t.reta_update\t\t= fm10k_reta_update,\n \t.reta_query\t\t= fm10k_reta_query,\n \t.rss_hash_update\t= fm10k_rss_hash_update,\ndiff --git a/drivers/net/fm10k/fm10k_rxtx.c b/drivers/net/fm10k/fm10k_rxtx.c\nindex d3f7b89..5c56fc2 100644\n--- a/drivers/net/fm10k/fm10k_rxtx.c\n+++ b/drivers/net/fm10k/fm10k_rxtx.c\n@@ -354,6 +354,31 @@ fm10k_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,\n \treturn nb_rcv;\n }\n \n+int\n+fm10k_dev_rx_descriptor_done(void *rx_queue, uint16_t offset)\n+{\n+\tvolatile union fm10k_rx_desc *rxdp;\n+\tstruct fm10k_rx_queue *rxq = rx_queue;\n+\tuint16_t desc;\n+\tint ret;\n+\n+\tif (unlikely(offset >= rxq->nb_desc)) {\n+\t\tPMD_DRV_LOG(ERR, \"Invalid RX queue id %u\", offset);\n+\t\treturn 0;\n+\t}\n+\n+\tdesc = rxq->next_dd + offset;\n+\tif (desc >= rxq->nb_desc)\n+\t\tdesc -= rxq->nb_desc;\n+\n+\trxdp = &rxq->hw_ring[desc];\n+\n+\tret = !!(rxdp->w.status &\n+\t\t\trte_cpu_to_le_16(FM10K_RXD_STATUS_DD));\n+\n+\treturn ret;\n+}\n+\n static inline void tx_free_descriptors(struct fm10k_tx_queue *q)\n {\n \tuint16_t next_rs, count = 0;\n", "prefixes": [ "dpdk-dev", "v2", "1/7" ] }