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GET /api/patches/481468/?format=api
{ "id": 481468, "url": "http://patchwork.ozlabs.org/api/patches/481468/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1433521234-33355-10-git-send-email-catherine.sullivan@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": "<1433521234-33355-10-git-send-email-catherine.sullivan@intel.com>", "list_archive_url": null, "date": "2015-06-05T16:20:33", "name": "[net-next,S07,09/10] i40e/i40evf: Add ATR HW eviction support for X722", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "27f61ff235a67cad0b19bae657dfbf1ec534f025", "submitter": { "id": 13931, "url": "http://patchwork.ozlabs.org/api/people/13931/?format=api", "name": "Catherine Sullivan", "email": "catherine.sullivan@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/1433521234-33355-10-git-send-email-catherine.sullivan@intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/481468/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/481468/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 fraxinus.osuosl.org (fraxinus.osuosl.org [140.211.166.137])\n\tby ozlabs.org (Postfix) with ESMTP id 575FF1402A9\n\tfor <incoming@patchwork.ozlabs.org>;\n\tSat, 6 Jun 2015 02:19:36 +1000 (AEST)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id A763BA3951;\n\tFri, 5 Jun 2015 16:19:35 +0000 (UTC)", "from fraxinus.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id WUCvRc34l7Z7; Fri, 5 Jun 2015 16:19:32 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 67469A3979;\n\tFri, 5 Jun 2015 16:19:31 +0000 (UTC)", "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ash.osuosl.org (Postfix) with ESMTP id 490FC1C1FC8\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tFri, 5 Jun 2015 16:19:30 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 461879181A\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tFri, 5 Jun 2015 16:19:30 +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 EgYEKkiKtyHN for <intel-wired-lan@lists.osuosl.org>;\n\tFri, 5 Jun 2015 16:19:28 +0000 (UTC)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id ABA1F9182C\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tFri, 5 Jun 2015 16:19:28 +0000 (UTC)", "from orsmga001.jf.intel.com ([10.7.209.18])\n\tby orsmga101.jf.intel.com with ESMTP; 05 Jun 2015 09:19:00 -0700", "from catheri1-tigger.jf.intel.com ([134.134.176.92])\n\tby orsmga001.jf.intel.com with ESMTP; 05 Jun 2015 09:19:01 -0700" ], "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=\"5.13,559,1427785200\"; d=\"scan'208\";a=\"705993682\"", "From": "Catherine Sullivan <catherine.sullivan@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Fri, 5 Jun 2015 12:20:33 -0400", "Message-Id": "<1433521234-33355-10-git-send-email-catherine.sullivan@intel.com>", "X-Mailer": "git-send-email 1.9.3", "In-Reply-To": "<1433521234-33355-1-git-send-email-catherine.sullivan@intel.com>", "References": "<1433521234-33355-1-git-send-email-catherine.sullivan@intel.com>", "Cc": "Anjali Singhai Jain <anjali.singhai@intel.com>", "Subject": "[Intel-wired-lan] [intel-wired-lan][net-next PATCH S07 09/10]\n\ti40e/i40evf: Add ATR HW eviction support 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\nX722 supports evicting ATR filters in the HW. With this patch, we enable\nthe feature in the driver and avoid filter deletion by the driver.\n\nSigned-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>\nSigned-off-by: Catherine Sullivan <catherine.sullivan@intel.com>\n---\n drivers/net/ethernet/intel/i40e/i40e_txrx.c | 10 ++++++++++\n drivers/net/ethernet/intel/i40e/i40e_type.h | 4 ++++\n 2 files changed, 14 insertions(+)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c\nindex 4d48229..ee7f1bc 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c\n@@ -2040,6 +2040,13 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb,\n \t/* Due to lack of space, no more new filters can be programmed */\n \tif (th->syn && (pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED))\n \t\treturn;\n+\tif (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) {\n+\t\t/* HW ATR eviction will take care of removing filters on FIN\n+\t\t * and RST packets.\n+\t\t */\n+\t\tif (th->fin || th->rst)\n+\t\t\treturn;\n+\t}\n \n \ttx_ring->atr_count++;\n \n@@ -2095,6 +2102,9 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb,\n \t\t\tI40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) &\n \t\t\tI40E_TXD_FLTR_QW1_CNTINDEX_MASK;\n \n+\tif (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE)\n+\t\tdtype_cmd |= I40E_TXD_FLTR_QW1_ATR_MASK;\n+\n \tfdir_desc->qindex_flex_ptype_vsi = cpu_to_le32(flex_ptype);\n \tfdir_desc->rsvd = cpu_to_le32(0);\n \tfdir_desc->dtype_cmd_cntindex = cpu_to_le32(dtype_cmd);\ndiff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h\nindex b93357d..61b6b11 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_type.h\n+++ b/drivers/net/ethernet/intel/i40e/i40e_type.h\n@@ -1049,6 +1049,10 @@ enum i40e_filter_program_desc_pcmd {\n #define I40E_TXD_FLTR_QW1_FD_STATUS_MASK (0x3ULL << \\\n \t\t\t\t\t I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT)\n \n+#define I40E_TXD_FLTR_QW1_ATR_SHIFT\t(0xEULL + \\\n+\t\t\t\t\t I40E_TXD_FLTR_QW1_CMD_SHIFT)\n+#define I40E_TXD_FLTR_QW1_ATR_MASK\tBIT_ULL(I40E_TXD_FLTR_QW1_ATR_SHIFT)\n+\n #define I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT 20\n #define I40E_TXD_FLTR_QW1_CNTINDEX_MASK\t(0x1FFUL << \\\n \t\t\t\t\t I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT)\n", "prefixes": [ "net-next", "S07", "09/10" ] }