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GET /api/patches/80196/?format=api
{ "id": 80196, "url": "http://patchwork.dpdk.org/api/patches/80196/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/78bfa354463be2c3560ee97c369ae7266e0fb50f.1602258833.git.anatoly.burakov@intel.com/", "project": { "id": 1, "url": "http://patchwork.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": "<78bfa354463be2c3560ee97c369ae7266e0fb50f.1602258833.git.anatoly.burakov@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/78bfa354463be2c3560ee97c369ae7266e0fb50f.1602258833.git.anatoly.burakov@intel.com", "date": "2020-10-09T16:02:24", "name": "[v5,07/10] net/i40e: implement power management API", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "38d31158f83899c9201f6ba4b8e60d33ab088cff", "submitter": { "id": 4, "url": "http://patchwork.dpdk.org/api/people/4/?format=api", "name": "Burakov, Anatoly", "email": "anatoly.burakov@intel.com" }, "delegate": { "id": 1, "url": "http://patchwork.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/78bfa354463be2c3560ee97c369ae7266e0fb50f.1602258833.git.anatoly.burakov@intel.com/mbox/", "series": [ { "id": 12833, "url": "http://patchwork.dpdk.org/api/series/12833/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=12833", "date": "2020-10-09T16:02:18", "name": "[v5,01/10] eal: add new x86 cpuid support for WAITPKG", "version": 5, "mbox": "http://patchwork.dpdk.org/series/12833/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/80196/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/80196/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 DEBF7A04BC;\n\tFri, 9 Oct 2020 18:05:03 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 1CAA61D8CB;\n\tFri, 9 Oct 2020 18:02:56 +0200 (CEST)", "from mga05.intel.com (mga05.intel.com [192.55.52.43])\n by dpdk.org (Postfix) with ESMTP id 3198C1D73C\n for <dev@dpdk.org>; Fri, 9 Oct 2020 18:02:51 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 09 Oct 2020 09:02:50 -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; 09 Oct 2020 09:02:47 -0700" ], "IronPort-SDR": [ "\n u493QrAs0PL+8tQbILpKQ0f4rejMfuEiMMqwTSJCSCGT1ue0te6cz0MglywzSysGUKjFjN5o6N\n KbuwPgPBA2dQ==", "\n +jAeOGTPGyauu5xaUsVfXRWckUFAwaIRlRQcn/X/8b+lGNWUzjxfSQZkVe12KN6yeb+JrbPlUl\n 1kSx7r03T1Xg==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9769\"; a=\"250197416\"", "E=Sophos;i=\"5.77,355,1596524400\"; d=\"scan'208\";a=\"250197416\"", "E=Sophos;i=\"5.77,355,1596524400\"; d=\"scan'208\";a=\"528981942\"" ], "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": "Fri, 9 Oct 2020 17:02:24 +0100", "Message-Id": "\n <78bfa354463be2c3560ee97c369ae7266e0fb50f.1602258833.git.anatoly.burakov@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": [ "\n <532f45c5d79b4c30a919553d322bb66e91534466.1602258833.git.anatoly.burakov@intel.com>", "<1601647919-25312-1-git-send-email-liang.j.ma@intel.com>" ], "References": [ "\n <532f45c5d79b4c30a919553d322bb66e91534466.1602258833.git.anatoly.burakov@intel.com>", "<1601647919-25312-1-git-send-email-liang.j.ma@intel.com>" ], "Subject": "[dpdk-dev] [PATCH v5 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>\n---\n drivers/net/i40e/i40e_ethdev.c | 1 +\n drivers/net/i40e/i40e_rxtx.c | 23 +++++++++++++++++++++++\n drivers/net/i40e/i40e_rxtx.h | 2 ++\n 3 files changed, 26 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 322fc1ed75..c17f27292f 100644\n--- a/drivers/net/i40e/i40e_rxtx.c\n+++ b/drivers/net/i40e/i40e_rxtx.c\n@@ -71,6 +71,29 @@\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)\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+\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..f23a2073e3 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);\n \n /* For each value it means, datasheet of hardware can tell more details\n *\n", "prefixes": [ "v5", "07/10" ] }