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GET /api/patches/70665/?format=api
https://patches.dpdk.org/api/patches/70665/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/de5c536797cb25e92da1d0de45ed79c25d837f11.1590598121.git.anatoly.burakov@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": "<de5c536797cb25e92da1d0de45ed79c25d837f11.1590598121.git.anatoly.burakov@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/de5c536797cb25e92da1d0de45ed79c25d837f11.1590598121.git.anatoly.burakov@intel.com", "date": "2020-05-27T17:02:05", "name": "[RFC,5/6] net/ice: implement power management API", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "df429a7c3ee88d874c230917cc1800d3f376eb3c", "submitter": { "id": 4, "url": "https://patches.dpdk.org/api/people/4/?format=api", "name": "Burakov, Anatoly", "email": "anatoly.burakov@intel.com" }, "delegate": { "id": 1, "url": "https://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/de5c536797cb25e92da1d0de45ed79c25d837f11.1590598121.git.anatoly.burakov@intel.com/mbox/", "series": [ { "id": 10259, "url": "https://patches.dpdk.org/api/series/10259/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=10259", "date": "2020-05-27T17:02:00", "name": "Power-optimized RX for Ethernet devices", "version": 1, "mbox": "https://patches.dpdk.org/series/10259/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/70665/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/70665/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id A1175A00BE;\n\tWed, 27 May 2020 19:02:57 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 1DAFD1DB01;\n\tWed, 27 May 2020 19:02:23 +0200 (CEST)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n by dpdk.org (Postfix) with ESMTP id 522851DAED\n for <dev@dpdk.org>; Wed, 27 May 2020 19:02:17 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 27 May 2020 10:02:13 -0700", "from silpixa00399498.ir.intel.com (HELO\n silpixa00399498.ger.corp.intel.com) ([10.237.222.52])\n by orsmga005.jf.intel.com with ESMTP; 27 May 2020 10:02:06 -0700" ], "IronPort-SDR": [ "\n Qva6/SIZQHwFLH6cny8/lOTek7QMNc9wROCyOUzQaLWbUNdjiqV6Uq021fZeAn2M7tBm6alPOy\n rlG+VYuaouHQ==", "\n QamKuxVQkWTsf095YxwnGNYp8xhaInTrtXar4+cRW0Z7GCvFaslCQhL7tXZ/7stqmg9qWy/WFZ\n OCIEcWXtsTBQ==" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.73,442,1583222400\"; d=\"scan'208\";a=\"442595993\"", "From": "Anatoly Burakov <anatoly.burakov@intel.com>", "To": "dev@dpdk.org", "Cc": "Qiming Yang <qiming.yang@intel.com>, Wenzhuo Lu <wenzhuo.lu@intel.com>,\n david.hunt@intel.com, liang.j.ma@intel.com", "Date": "Wed, 27 May 2020 18:02:05 +0100", "Message-Id": "\n <de5c536797cb25e92da1d0de45ed79c25d837f11.1590598121.git.anatoly.burakov@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": [ "<cover.1590598121.git.anatoly.burakov@intel.com>", "<cover.1590598121.git.anatoly.burakov@intel.com>" ], "References": [ "<cover.1590598121.git.anatoly.burakov@intel.com>", "<cover.1590598121.git.anatoly.burakov@intel.com>" ], "Subject": "[dpdk-dev] [RFC 5/6] net/ice: implement power management API", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Implement support for the power management API by implementing a\n`next_rx_desc` function that will return an address of an RX ring's\nstatus bit.\n\nSigned-off-by: Liang J. Ma <liang.j.ma@intel.com>\nSigned-off-by: Anatoly Burakov <anatoly.burakov@intel.com>\n---\n drivers/net/ice/ice_ethdev.c | 1 +\n drivers/net/ice/ice_rxtx.c | 23 +++++++++++++++++++++++\n drivers/net/ice/ice_rxtx.h | 2 ++\n 3 files changed, 26 insertions(+)", "diff": "diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c\nindex d5110c4392..db8269a548 100644\n--- a/drivers/net/ice/ice_ethdev.c\n+++ b/drivers/net/ice/ice_ethdev.c\n@@ -219,6 +219,7 @@ static const struct eth_dev_ops ice_eth_dev_ops = {\n \t.udp_tunnel_port_add = ice_dev_udp_tunnel_port_add,\n \t.udp_tunnel_port_del = ice_dev_udp_tunnel_port_del,\n \t.tx_done_cleanup = ice_tx_done_cleanup,\n+\t.next_rx_desc\t = ice_next_rx_desc,\n };\n \n /* store statistics names and its offset in stats structure */\ndiff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c\nindex 1c9f31efdf..80fd6bd134 100644\n--- a/drivers/net/ice/ice_rxtx.c\n+++ b/drivers/net/ice/ice_rxtx.c\n@@ -24,6 +24,29 @@ uint64_t rte_net_ice_dynflag_proto_xtr_ipv6_mask;\n uint64_t rte_net_ice_dynflag_proto_xtr_ipv6_flow_mask;\n uint64_t rte_net_ice_dynflag_proto_xtr_tcp_mask;\n \n+int ice_next_rx_desc(void *rx_queue, volatile void **tail_desc_addr,\n+\t\tuint64_t *expected, uint64_t *mask)\n+{\n+\tvolatile union ice_rx_flex_desc *rxdp;\n+\tstruct ice_rx_queue *rxq = rx_queue;\n+\tuint16_t desc;\n+\n+\tdesc = rxq->rx_tail;\n+\trxdp = &rxq->rx_ring[desc];\n+\t/* watch for changes in status bit */\n+\t*tail_desc_addr = &rxdp->wb.status_error0;\n+\n+\t/*\n+\t * we expect the DD bit to be set to 1 if this descriptor was already\n+\t * written to.\n+\t */\n+\t*expected = rte_cpu_to_le_16(1 << ICE_RX_FLEX_DESC_STATUS0_DD_S);\n+\t*mask = rte_cpu_to_le_16(1 << ICE_RX_FLEX_DESC_STATUS0_DD_S);\n+\n+\treturn 0;\n+}\n+\n+\n static inline uint64_t\n ice_rxdid_to_proto_xtr_ol_flag(uint8_t rxdid)\n {\ndiff --git a/drivers/net/ice/ice_rxtx.h b/drivers/net/ice/ice_rxtx.h\nindex 2fdcfb7d04..7eb6fa904e 100644\n--- a/drivers/net/ice/ice_rxtx.h\n+++ b/drivers/net/ice/ice_rxtx.h\n@@ -202,5 +202,7 @@ uint16_t ice_xmit_pkts_vec_avx2(void *tx_queue, struct rte_mbuf **tx_pkts,\n \t\t\t\tuint16_t nb_pkts);\n int ice_fdir_programming(struct ice_pf *pf, struct ice_fltr_desc *fdir_desc);\n int ice_tx_done_cleanup(void *txq, uint32_t free_cnt);\n+int ice_next_rx_desc(void *rx_queue, volatile void **tail_desc_addr,\n+\t\tuint64_t *expected, uint64_t *mask);\n \n #endif /* _ICE_RXTX_H_ */\n", "prefixes": [ "RFC", "5/6" ] }{ "id": 70665, "url": "