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GET /api/patches/80894/?format=api
http://patches.dpdk.org/api/patches/80894/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/e3c9fbff17b6e3dc1cfe97f82ed1e64d7eb44c1e.1602763439.git.anatoly.burakov@intel.com/", "project": { "id": 1, "url": "http://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": "<e3c9fbff17b6e3dc1cfe97f82ed1e64d7eb44c1e.1602763439.git.anatoly.burakov@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/e3c9fbff17b6e3dc1cfe97f82ed1e64d7eb44c1e.1602763439.git.anatoly.burakov@intel.com", "date": "2020-10-15T12:04:12", "name": "[v7,07/10] net/i40e: implement power management API", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "a7895edc2bcf96a10b7674127c314a4f9c75e0d1", "submitter": { "id": 4, "url": "http://patches.dpdk.org/api/people/4/?format=api", "name": "Burakov, Anatoly", "email": "anatoly.burakov@intel.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/e3c9fbff17b6e3dc1cfe97f82ed1e64d7eb44c1e.1602763439.git.anatoly.burakov@intel.com/mbox/", "series": [ { "id": 13006, "url": "http://patches.dpdk.org/api/series/13006/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=13006", "date": "2020-10-15T12:04:06", "name": "[v7,01/10] eal: add new x86 cpuid support for WAITPKG", "version": 7, "mbox": "http://patches.dpdk.org/series/13006/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/80894/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/80894/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 690E9A04DB;\n\tThu, 15 Oct 2020 14:06:43 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id CF7FC1E86B;\n\tThu, 15 Oct 2020 14:04:56 +0200 (CEST)", "from mga06.intel.com (mga06.intel.com [134.134.136.31])\n by dpdk.org (Postfix) with ESMTP id B879F1E553\n for <dev@dpdk.org>; Thu, 15 Oct 2020 14:04:47 +0200 (CEST)", "from orsmga003.jf.intel.com ([10.7.209.27])\n by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 15 Oct 2020 05:04:47 -0700", "from silpixa00399498.ir.intel.com (HELO\n silpixa00399498.ger.corp.intel.com) ([10.237.222.52])\n by orsmga003.jf.intel.com with ESMTP; 15 Oct 2020 05:04:43 -0700" ], "IronPort-SDR": [ "\n VZlwZMv4I8zjtWyxmqv8aLFylvo4ijjYzEFdyUlCgeiwcgSIwHGRbvEVmmeXVi0Jdpj0VjJDaJ\n +Phz9aGeOQyg==", "\n t60p2DWBnJNkRQ4PvBOKvMlc4Z/HVw/rdNP2a9P7Layy0pORd6P7M8gTbZE1EcXkladdrrBejn\n 8IXMlaxTl2pg==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9774\"; a=\"227977204\"", "E=Sophos;i=\"5.77,378,1596524400\"; d=\"scan'208\";a=\"227977204\"", "E=Sophos;i=\"5.77,378,1596524400\"; d=\"scan'208\";a=\"314485637\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Anatoly Burakov <anatoly.burakov@intel.com>", "To": "dev@dpdk.org", "Cc": "Liang Ma <liang.j.ma@intel.com>, Beilei Xing <beilei.xing@intel.com>,\n Jeff Guo <jia.guo@intel.com>, david.hunt@intel.com,\n konstantin.ananyev@intel.com, jerinjacobk@gmail.com,\n bruce.richardson@intel.com, thomas@monjalon.net,\n timothy.mcdaniel@intel.com, gage.eads@intel.com, chris.macnamara@intel.com", "Date": "Thu, 15 Oct 2020 13:04:12 +0100", "Message-Id": "\n <e3c9fbff17b6e3dc1cfe97f82ed1e64d7eb44c1e.1602763439.git.anatoly.burakov@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": [ "\n <da3fe4e5bbe976882c56a71d20a9055c1600e6aa.1602763439.git.anatoly.burakov@intel.com>", "\n <c6b56362a7c4773b7fcb0e788ecc852caa4192fa.1602682206.git.anatoly.burakov@intel.com>" ], "References": [ "\n <da3fe4e5bbe976882c56a71d20a9055c1600e6aa.1602763439.git.anatoly.burakov@intel.com>", "\n <c6b56362a7c4773b7fcb0e788ecc852caa4192fa.1602682206.git.anatoly.burakov@intel.com>" ], "Subject": "[dpdk-dev] [PATCH v7 07/10] net/i40e: 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": "From: Liang Ma <liang.j.ma@intel.com>\n\nImplement support for the power management API by implementing a\n`get_wake_addr` function that will return an address of an RX ring's\nstatus bit.\n\nSigned-off-by: Liang Ma <liang.j.ma@intel.com>\nSigned-off-by: Anatoly Burakov <anatoly.burakov@intel.com>\nAcked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>\nAcked-by: Jeff Guo <jia.guo@intel.com>\n---\n drivers/net/i40e/i40e_ethdev.c | 1 +\n drivers/net/i40e/i40e_rxtx.c | 26 ++++++++++++++++++++++++++\n drivers/net/i40e/i40e_rxtx.h | 2 ++\n 3 files changed, 29 insertions(+)", "diff": "diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c\nindex 943cfe71dc..cab86f8ec9 100644\n--- a/drivers/net/i40e/i40e_ethdev.c\n+++ b/drivers/net/i40e/i40e_ethdev.c\n@@ -513,6 +513,7 @@ static const struct eth_dev_ops i40e_eth_dev_ops = {\n \t.mtu_set = i40e_dev_mtu_set,\n \t.tm_ops_get = i40e_tm_ops_get,\n \t.tx_done_cleanup = i40e_tx_done_cleanup,\n+\t.get_wake_addr\t = i40e_get_wake_addr,\n };\n \n /* store statistics names and its offset in stats structure */\ndiff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c\nindex f2844d3f74..cdb1cd494b 100644\n--- a/drivers/net/i40e/i40e_rxtx.c\n+++ b/drivers/net/i40e/i40e_rxtx.c\n@@ -71,6 +71,32 @@\n #define I40E_TX_OFFLOAD_NOTSUP_MASK \\\n \t\t(PKT_TX_OFFLOAD_MASK ^ I40E_TX_OFFLOAD_MASK)\n \n+int\n+i40e_get_wake_addr(void *rx_queue, volatile void **tail_desc_addr,\n+\t\tuint64_t *expected, uint64_t *mask, uint8_t *data_sz)\n+{\n+\tstruct i40e_rx_queue *rxq = rx_queue;\n+\tvolatile union i40e_rx_desc *rxdp;\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.qword1.status_error_len;\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_64(1 << I40E_RX_DESC_STATUS_DD_SHIFT);\n+\t*mask = rte_cpu_to_le_64(1 << I40E_RX_DESC_STATUS_DD_SHIFT);\n+\n+\t/* registers are 64-bit */\n+\t*data_sz = 8;\n+\n+\treturn 0;\n+}\n+\n static inline void\n i40e_rxd_to_vlan_tci(struct rte_mbuf *mb, volatile union i40e_rx_desc *rxdp)\n {\ndiff --git a/drivers/net/i40e/i40e_rxtx.h b/drivers/net/i40e/i40e_rxtx.h\nindex 57d7b4160b..5826cf1099 100644\n--- a/drivers/net/i40e/i40e_rxtx.h\n+++ b/drivers/net/i40e/i40e_rxtx.h\n@@ -248,6 +248,8 @@ uint16_t i40e_recv_scattered_pkts_vec_avx2(void *rx_queue,\n \tstruct rte_mbuf **rx_pkts, uint16_t nb_pkts);\n uint16_t i40e_xmit_pkts_vec_avx2(void *tx_queue, struct rte_mbuf **tx_pkts,\n \tuint16_t nb_pkts);\n+int i40e_get_wake_addr(void *rx_queue, volatile void **tail_desc_addr,\n+\t\tuint64_t *expected, uint64_t *value, uint8_t *data_sz);\n \n /* For each value it means, datasheet of hardware can tell more details\n *\n", "prefixes": [ "v7", "07/10" ] }{ "id": 80894, "url": "