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GET /api/patches/479503/?format=api
{ "id": 479503, "url": "http://patchwork.ozlabs.org/api/patches/479503/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/4bd9425b152903b483996d9ea340489113cf9587.1433253642.git.yanirx.lubetkin@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": "<4bd9425b152903b483996d9ea340489113cf9587.1433253642.git.yanirx.lubetkin@intel.com>", "list_archive_url": null, "date": "2015-06-02T14:05:42", "name": "[v2,2/5] e1000e: fix legacy interrupt handling in i219", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "ee72dc012ab7715279537389142a583e7c516607", "submitter": { "id": 66154, "url": "http://patchwork.ozlabs.org/api/people/66154/?format=api", "name": "Yanir Lubetkin", "email": "yanirx.lubetkin@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/4bd9425b152903b483996d9ea340489113cf9587.1433253642.git.yanirx.lubetkin@intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/479503/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/479503/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 (hemlock.osuosl.org [140.211.166.133])\n\tby ozlabs.org (Postfix) with ESMTP id 4D8561412E2\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 3 Jun 2015 00:07:02 +1000 (AEST)", "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 979048A4AE;\n\tTue, 2 Jun 2015 14:07:01 +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 MM8BrCT2kfRh; Tue, 2 Jun 2015 14:06:57 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id C68288A5E1;\n\tTue, 2 Jun 2015 14:06:57 +0000 (UTC)", "from hemlock.osuosl.org (hemlock.osuosl.org [140.211.166.133])\n\tby ash.osuosl.org (Postfix) with ESMTP id EC3251C0505\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 2 Jun 2015 14:06:55 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id E75EF8A53F\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 2 Jun 2015 14:06:55 +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 q6b3IJ1xyEqT for <intel-wired-lan@lists.osuosl.org>;\n\tTue, 2 Jun 2015 14:06:51 +0000 (UTC)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id B3CD78A4AE\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 2 Jun 2015 14:06:51 +0000 (UTC)", "from fmsmga001.fm.intel.com ([10.253.24.23])\n\tby orsmga101.jf.intel.com with ESMTP; 02 Jun 2015 07:06:32 -0700", "from unknown (HELO ccdpc064.localdomain.com) ([143.185.160.80])\n\tby fmsmga001.fm.intel.com with ESMTP; 02 Jun 2015 07:06:31 -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=\"5.13,540,1427785200\"; d=\"scan'208\";a=\"719341718\"", "From": "Yanir Lubetkin <yanirx.lubetkin@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Tue, 2 Jun 2015 17:05:42 +0300", "Message-Id": "<4bd9425b152903b483996d9ea340489113cf9587.1433253642.git.yanirx.lubetkin@intel.com>", "X-Mailer": "git-send-email 2.1.0", "In-Reply-To": "<5c0f5ad24e5ae3adfede0279b6fdfea4312e32da.1433253642.git.yanirx.lubetkin@intel.com>", "References": "<5c0f5ad24e5ae3adfede0279b6fdfea4312e32da.1433253642.git.yanirx.lubetkin@intel.com>", "Subject": "[Intel-wired-lan] [PATCH v2 2/5] e1000e: fix legacy interrupt\n\thandling in i219", "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": "This fix handles a hardware issue that prevented i219 from\nworking in legacy interrupts mode (IntMode=0)\n\nSigned-off-by: Yanir Lubetkin <yanirx.lubetkin@intel.com>\n---\n drivers/net/ethernet/intel/e1000e/ich8lan.h | 5 ++++-\n drivers/net/ethernet/intel/e1000e/netdev.c | 14 ++++++++++++++\n drivers/net/ethernet/intel/e1000e/regs.h | 1 +\n 3 files changed, 19 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h\nindex da0454c..a960d48 100644\n--- a/drivers/net/ethernet/intel/e1000e/ich8lan.h\n+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h\n@@ -98,8 +98,11 @@\n #define E1000_FEXTNVM6_K1_OFF_ENABLE\t0x80000000\n /* bit for disabling packet buffer read */\n #define E1000_FEXTNVM7_DISABLE_PB_READ\t0x00040000\n-\n+#define E1000_FEXTNVM7_SIDE_CLK_UNGATE\t0x00000004\n #define E1000_FEXTNVM7_DISABLE_SMB_PERST\t0x00000020\n+#define E1000_FEXTNVM9_IOSFSB_CLKGATE_DIS\t0x00000800\n+#define E1000_FEXTNVM9_IOSFSB_CLKREQ_DIS\t0x00001000\n+#define E1000_FEXTNVM11_DISABLE_PB_READ\t\t0x00000200\n #define E1000_FEXTNVM11_DISABLE_MULR_FIX\t0x00002000\n \n /* bit24: RXDCTL thresholds granularity: 0 - cache lines, 1 - descriptors */\ndiff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c\nindex 4f029b6..5f94fdf 100644\n--- a/drivers/net/ethernet/intel/e1000e/netdev.c\n+++ b/drivers/net/ethernet/intel/e1000e/netdev.c\n@@ -4120,6 +4120,20 @@ void e1000e_reset(struct e1000_adapter *adapter)\n \t\tphy_data &= ~IGP02E1000_PM_SPD;\n \t\te1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);\n \t}\n+\tif (hw->mac.type == e1000_pch_spt && adapter->int_mode == 0) {\n+\t\tu32 reg;\n+\n+\t\t/* Fextnvm7 @ 0xe4[2] = 1 */\n+\t\treg = er32(FEXTNVM7);\n+\t\treg |= E1000_FEXTNVM7_SIDE_CLK_UNGATE;\n+\t\tew32(FEXTNVM7, reg);\n+\t\t/* Fextnvm9 @ 0x5bb4[13:12] = 11 */\n+\t\treg = er32(FEXTNVM9);\n+\t\treg |= E1000_FEXTNVM9_IOSFSB_CLKGATE_DIS |\n+\t\t E1000_FEXTNVM9_IOSFSB_CLKREQ_DIS;\n+\t\tew32(FEXTNVM9, reg);\n+\t}\n+\n }\n \n int e1000e_up(struct e1000_adapter *adapter)\ndiff --git a/drivers/net/ethernet/intel/e1000e/regs.h b/drivers/net/ethernet/intel/e1000e/regs.h\nindex 200a312..110e27e 100644\n--- a/drivers/net/ethernet/intel/e1000e/regs.h\n+++ b/drivers/net/ethernet/intel/e1000e/regs.h\n@@ -38,6 +38,7 @@\n #define E1000_FEXTNVM4\t0x00024\t/* Future Extended NVM 4 - RW */\n #define E1000_FEXTNVM6\t0x00010\t/* Future Extended NVM 6 - RW */\n #define E1000_FEXTNVM7\t0x000E4\t/* Future Extended NVM 7 - RW */\n+#define E1000_FEXTNVM9\t0x5BB4 /* Future Extended NVM 9 - RW */\n #define E1000_FEXTNVM11\t0x5BBC /* Future Extended NVM 11 - RW */\n #define E1000_PCIEANACFG\t0x00F18\t/* PCIE Analog Config */\n #define E1000_FCT\t0x00030\t/* Flow Control Type - RW */\n", "prefixes": [ "v2", "2/5" ] }