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GET /api/patches/560297/?format=api
{ "id": 560297, "url": "http://patchwork.ozlabs.org/api/patches/560297/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1450823114-29514-3-git-send-email-deepthi.kavalur@intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1450823114-29514-3-git-send-email-deepthi.kavalur@intel.com>", "list_archive_url": null, "date": "2015-12-22T22:25:04", "name": "[next,S24,02/12] i40e: Extend ethtool RSS hooks for X722", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "5a2923a7b80bdb02383f368a0e2a8ad7f19bdade", "submitter": { "id": 67654, "url": "http://patchwork.ozlabs.org/api/people/67654/?format=api", "name": "Deepthi Kavalur", "email": "deepthi.kavalur@intel.com" }, "delegate": { "id": 68, "url": "http://patchwork.ozlabs.org/api/users/68/?format=api", "username": "jtkirshe", "first_name": "Jeff", "last_name": "Kirsher", "email": "jeffrey.t.kirsher@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1450823114-29514-3-git-send-email-deepthi.kavalur@intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/560297/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/560297/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@lists.osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Received": [ "from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\tby ozlabs.org (Postfix) with ESMTP id 1EBDD1402EC\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 23 Dec 2015 09:25:17 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 6C05A958EE;\n\tTue, 22 Dec 2015 22:25:16 +0000 (UTC)", "from hemlock.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id 4hUchK2x38Ea; Tue, 22 Dec 2015 22:25:15 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id AAE1A958BB;\n\tTue, 22 Dec 2015 22:25:15 +0000 (UTC)", "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ash.osuosl.org (Postfix) with ESMTP id 3C23A1C161D\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 22 Dec 2015 22:25:14 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 397DD925D4\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 22 Dec 2015 22:25:14 +0000 (UTC)", "from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id 7AERpaj6kqLT for <intel-wired-lan@lists.osuosl.org>;\n\tTue, 22 Dec 2015 22:25:13 +0000 (UTC)", "from mga03.intel.com (mga03.intel.com [134.134.136.65])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 7900D925B5\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 22 Dec 2015 22:25:13 +0000 (UTC)", "from orsmga002.jf.intel.com ([10.7.209.21])\n\tby orsmga103.jf.intel.com with ESMTP; 22 Dec 2015 14:25:13 -0800", "from dkavalur-mobl.amr.corp.intel.com (HELO\n\tlocalhost.localdomain.localdomain) ([134.134.176.61])\n\tby orsmga002.jf.intel.com with ESMTP; 22 Dec 2015 14:25:13 -0800" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.20,466,1444719600\"; d=\"scan'208\";a=\"877072046\"", "From": "Deepthi Kavalur <deepthi.kavalur@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Tue, 22 Dec 2015 14:25:04 -0800", "Message-Id": "<1450823114-29514-3-git-send-email-deepthi.kavalur@intel.com>", "X-Mailer": "git-send-email 2.1.0", "In-Reply-To": "<1450823114-29514-1-git-send-email-deepthi.kavalur@intel.com>", "References": "<1450823114-29514-1-git-send-email-deepthi.kavalur@intel.com>", "Subject": "[Intel-wired-lan] [next PATCH S24 02/12] i40e: Extend ethtool RSS\n\thooks for X722", "X-BeenThere": "intel-wired-lan@lists.osuosl.org", "X-Mailman-Version": "2.1.18-1", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.lists.osuosl.org>", "List-Unsubscribe": "<http://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@lists.osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@lists.osuosl.org?subject=help>", "List-Subscribe": "<http://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@lists.osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@lists.osuosl.org>" }, "content": "From: Anjali Singhai Jain <anjali.singhai@intel.com>\n\nThis patch adds another way to access the RSS keys and lut using the AQ\nfor X722 devices.\n\nSigned-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>\n---\n drivers/net/ethernet/intel/i40e/i40e_main.c | 53 ++++++++++++++++++++++++++++-\n 1 file changed, 52 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c\nindex 58da2f1..d7c3fd4 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_main.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c\n@@ -7933,6 +7933,52 @@ static int i40e_vsi_config_rss(struct i40e_vsi *vsi)\n }\n \n /**\n+ * i40e_get_rss_aq - Get RSS keys and lut by using AQ commands\n+ * @vsi: Pointer to vsi structure\n+ * @seed: Buffter to store the hash keys\n+ * @lut: Buffer to store the lookup table entries\n+ * @lut_size: Size of buffer to store the lookup table entries\n+ *\n+ * Return 0 on success, negative on failure\n+ */\n+static int i40e_get_rss_aq(struct i40e_vsi *vsi, const u8 *seed,\n+\t\t\t u8 *lut, u16 lut_size)\n+{\n+\tstruct i40e_pf *pf = vsi->back;\n+\tstruct i40e_hw *hw = &pf->hw;\n+\tint ret = 0;\n+\n+\tif (seed) {\n+\t\tret = i40e_aq_get_rss_key(hw, vsi->id,\n+\t\t\t(struct i40e_aqc_get_set_rss_key_data *)seed);\n+\t\tif (ret) {\n+\t\t\tdev_info(&pf->pdev->dev,\n+\t\t\t\t \"Cannot get RSS key, err %s aq_err %s\\n\",\n+\t\t\t\t i40e_stat_str(&pf->hw, ret),\n+\t\t\t\t i40e_aq_str(&pf->hw,\n+\t\t\t\t\t pf->hw.aq.asq_last_status));\n+\t\t\treturn ret;\n+\t\t}\n+\t}\n+\n+\tif (lut) {\n+\t\tbool pf_lut = vsi->type == I40E_VSI_MAIN ? true : false;\n+\n+\t\tret = i40e_aq_get_rss_lut(hw, vsi->id, pf_lut, lut, lut_size);\n+\t\tif (ret) {\n+\t\t\tdev_info(&pf->pdev->dev,\n+\t\t\t\t \"Cannot get RSS lut, err %s aq_err %s\\n\",\n+\t\t\t\t i40e_stat_str(&pf->hw, ret),\n+\t\t\t\t i40e_aq_str(&pf->hw,\n+\t\t\t\t\t pf->hw.aq.asq_last_status));\n+\t\t\treturn ret;\n+\t\t}\n+\t}\n+\n+\treturn ret;\n+}\n+\n+/**\n * i40e_config_rss_reg - Configure RSS keys and lut by writing registers\n * @vsi: Pointer to vsi structure\n * @seed: RSS hash seed\n@@ -8034,7 +8080,12 @@ int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size)\n */\n int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size)\n {\n-\treturn i40e_get_rss_reg(vsi, seed, lut, lut_size);\n+\tstruct i40e_pf *pf = vsi->back;\n+\n+\tif (pf->flags & I40E_FLAG_RSS_AQ_CAPABLE)\n+\t\treturn i40e_get_rss_aq(vsi, seed, lut, lut_size);\n+\telse\n+\t\treturn i40e_get_rss_reg(vsi, seed, lut, lut_size);\n }\n \n /**\n", "prefixes": [ "next", "S24", "02/12" ] }