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GET /api/patches/27993/?format=api
{ "id": 27993, "url": "http://patches.dpdk.org/api/patches/27993/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1503676941-80981-2-git-send-email-david.hunt@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": "<1503676941-80981-2-git-send-email-david.hunt@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1503676941-80981-2-git-send-email-david.hunt@intel.com", "date": "2017-08-25T16:02:12", "name": "[dpdk-dev,v1,01/10] net/i40e: add API to convert VF Id to PF Id", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "5f1a558d7fd62cfa76a229ec443837c686491eda", "submitter": { "id": 342, "url": "http://patches.dpdk.org/api/people/342/?format=api", "name": "Hunt, David", "email": "david.hunt@intel.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1503676941-80981-2-git-send-email-david.hunt@intel.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/27993/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/27993/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 3E2417D5E;\n\tFri, 25 Aug 2017 18:02:35 +0200 (CEST)", "from mga04.intel.com (mga04.intel.com [192.55.52.120])\n\tby dpdk.org (Postfix) with ESMTP id 206877D0B\n\tfor <dev@dpdk.org>; Fri, 25 Aug 2017 18:02:31 +0200 (CEST)", "from fmsmga001.fm.intel.com ([10.253.24.23])\n\tby fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t25 Aug 2017 09:02:26 -0700", "from silpixa00397898.ir.intel.com (HELO\n\tsilpixa00397898.ger.corp.intel.com) ([10.237.223.116])\n\tby fmsmga001.fm.intel.com with ESMTP; 25 Aug 2017 09:02:24 -0700" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos; i=\"5.41,426,1498546800\"; d=\"scan'208\";\n\ta=\"1188144474\"", "From": "David Hunt <david.hunt@intel.com>", "To": "dev@dpdk.org", "Cc": "David Hunt <david.hunt@intel.com>,\n\tNemanja Marjanovic <nemanja.marjanovic@intel.com>,\n\tRory Sexton <rory.sexton@intel.com>", "Date": "Fri, 25 Aug 2017 17:02:12 +0100", "Message-Id": "<1503676941-80981-2-git-send-email-david.hunt@intel.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1503676941-80981-1-git-send-email-david.hunt@intel.com>", "References": "<1503676941-80981-1-git-send-email-david.hunt@intel.com>", "Subject": "[dpdk-dev] [PATCH v1 01/10] net/i40e: add API to convert VF Id to\n\tPF Id", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <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": "Need a way to convert a vf id to a pf id on the host so as to query the pf\nfor relevant statistics which are used for the frequency changes in the\nvm_power_manager app. Used when profiles are passed down from the guest\nto the host, allowing the host to map the vfs to pfs.\n\nSigned-off-by: Nemanja Marjanovic <nemanja.marjanovic@intel.com>\nSigned-off-by: Rory Sexton <rory.sexton@intel.com>\nSigned-off-by: David Hunt <david.hunt@intel.com>\n---\n drivers/net/i40e/i40e_ethdev.c | 1 +\n drivers/net/i40e/i40e_rxtx.c | 27 +++++++++++++++++++++++++++\n drivers/net/i40e/i40e_rxtx.h | 1 +\n lib/librte_ether/rte_ethdev.h | 11 +++++++++++\n 4 files changed, 40 insertions(+)", "diff": "diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c\nindex 5f26e24..8fb67d8 100644\n--- a/drivers/net/i40e/i40e_ethdev.c\n+++ b/drivers/net/i40e/i40e_ethdev.c\n@@ -445,6 +445,7 @@ static const struct rte_pci_id pci_id_i40e_map[] = {\n };\n \n static const struct eth_dev_ops i40e_eth_dev_ops = {\n+\t.vfid_to_pfid = i40e_vf_mac_to_vsi,\n \t.dev_configure = i40e_dev_configure,\n \t.dev_start = i40e_dev_start,\n \t.dev_stop = i40e_dev_stop,\ndiff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c\nindex d42c23c..1379d5e 100644\n--- a/drivers/net/i40e/i40e_rxtx.c\n+++ b/drivers/net/i40e/i40e_rxtx.c\n@@ -806,6 +806,33 @@ i40e_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)\n \treturn nb_rx;\n }\n \n+uint64_t\n+i40e_vf_mac_to_vsi(struct rte_eth_dev *dev, uint64_t vfid) {\n+\tstruct ether_addr *vf_mac_addr = (struct ether_addr *)&vfid;\n+\tstruct ether_addr *mac;\n+\tstruct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);\n+\tint vsi_id = 0, i, x;\n+\tstruct i40e_pf_vf *vf;\n+\tuint16_t vf_num = pf->vf_num;\n+\n+\tfor (x = 0; x < vf_num; x++) {\n+\t\tint mac_addr_matches = 1;\n+\t\tvf = &pf->vfs[x];\n+\t\tmac = &vf->mac_addr;\n+\n+\t\tfor (i = 0; i < ETHER_ADDR_LEN; i++) {\n+\t\t\tif (mac->addr_bytes[i] != vf_mac_addr->addr_bytes[i])\n+\t\t\t\tmac_addr_matches = 0;\n+\t\t}\n+\t\tif (mac_addr_matches) {\n+\t\t\tvsi_id = vf->vsi->vsi_id;\n+\t\t\treturn vsi_id;\n+\t\t}\n+\t}\n+\n+\treturn -1;\n+}\n+\n uint16_t\n i40e_recv_scattered_pkts(void *rx_queue,\n \t\t\t struct rte_mbuf **rx_pkts,\ndiff --git a/drivers/net/i40e/i40e_rxtx.h b/drivers/net/i40e/i40e_rxtx.h\nindex 20084d6..bc6d355 100644\n--- a/drivers/net/i40e/i40e_rxtx.h\n+++ b/drivers/net/i40e/i40e_rxtx.h\n@@ -192,6 +192,7 @@ union i40e_tx_offload {\n \t};\n };\n \n+uint64_t i40e_vf_mac_to_vsi(struct rte_eth_dev *dev, uint64_t vfid);\n int i40e_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);\n int i40e_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);\n int i40e_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);\ndiff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h\nindex 0adf327..fec7e92 100644\n--- a/lib/librte_ether/rte_ethdev.h\n+++ b/lib/librte_ether/rte_ethdev.h\n@@ -1411,6 +1411,8 @@ typedef int (*eth_l2_tunnel_offload_set_t)\n \t uint8_t en);\n /**< @internal enable/disable the l2 tunnel offload functions */\n \n+typedef uint64_t (*vfid_to_pfid)(struct rte_eth_dev *dev,\n+\t\t\t\tuint64_t vfid);\n \n typedef int (*eth_filter_ctrl_t)(struct rte_eth_dev *dev,\n \t\t\t\t enum rte_filter_type filter_type,\n@@ -1429,6 +1431,7 @@ typedef int (*eth_get_dcb_info)(struct rte_eth_dev *dev,\n * @internal A structure containing the functions exported by an Ethernet driver.\n */\n struct eth_dev_ops {\n+\tvfid_to_pfid vfid_to_pfid; /**< Convert vfid to pfid */\n \teth_dev_configure_t dev_configure; /**< Configure device. */\n \teth_dev_start_t dev_start; /**< Start device. */\n \teth_dev_stop_t dev_stop; /**< Stop device. */\n@@ -2928,6 +2931,14 @@ static inline int rte_eth_tx_descriptor_status(uint8_t port_id,\n \treturn (*dev->dev_ops->tx_descriptor_status)(txq, offset);\n }\n \n+static inline uint64_t\n+vfid_to_pfid_direct(uint8_t port_id, uint64_t vfid)\n+{\n+\tstruct rte_eth_dev *dev = &rte_eth_devices[port_id];\n+\tuint64_t pfid = (*dev->dev_ops->vfid_to_pfid)(dev, vfid);\n+\treturn pfid;\n+}\n+\n /**\n * Send a burst of output packets on a transmit queue of an Ethernet device.\n *\n", "prefixes": [ "dpdk-dev", "v1", "01/10" ] }