{"id":2229313,"url":"http://patchwork.ozlabs.org/api/1.1/covers/2229313/?format=json","web_url":"http://patchwork.ozlabs.org/project/intel-wired-lan/cover/20260428060009.311393-1-khai.wen.tan@linux.intel.com/","project":{"id":46,"url":"http://patchwork.ozlabs.org/api/1.1/projects/46/?format=json","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":""},"msgid":"<20260428060009.311393-1-khai.wen.tan@linux.intel.com>","date":"2026-04-28T06:00:06","name":"[iwl-next,v4,0/3] igc: add support for forcing link speed without autonegotiation","submitter":{"id":93102,"url":"http://patchwork.ozlabs.org/api/1.1/people/93102/?format=json","name":"KhaiWenTan","email":"khai.wen.tan@linux.intel.com"},"mbox":"http://patchwork.ozlabs.org/project/intel-wired-lan/cover/20260428060009.311393-1-khai.wen.tan@linux.intel.com/mbox/","series":[{"id":501766,"url":"http://patchwork.ozlabs.org/api/1.1/series/501766/?format=json","web_url":"http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=501766","date":"2026-04-28T06:00:06","name":"igc: add support for forcing link speed without autonegotiation","version":4,"mbox":"http://patchwork.ozlabs.org/series/501766/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/covers/2229313/comments/","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=V8e8G66i;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=140.211.166.136; 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a=\"78366111\"","E=Sophos;i=\"6.23,203,1770624000\"; d=\"scan'208\";a=\"78366111\"","E=Sophos;i=\"6.23,203,1770624000\"; d=\"scan'208\";a=\"232986846\""],"X-ExtLoop1":"1","From":"KhaiWenTan ","To":"anthony.l.nguyen@intel.com, andrew+netdev@lunn.ch, davem@davemloft.net,\n edumazet@google.com, kuba@kernel.org, pabeni@redhat.com","Cc":"intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,\n linux-kernel@vger.kernel.org, faizal.abdul.rahim@intel.com,\n hong.aun.looi@intel.com, khai.wen.tan@intel.com,\n Faizal Rahim ","Date":"Tue, 28 Apr 2026 14:00:06 +0800","Message-ID":"<20260428060009.311393-1-khai.wen.tan@linux.intel.com>","X-Mailer":"git-send-email 2.43.0","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Mailman-Original-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1777357390; x=1808893390;\n h=from:to:cc:subject:date:message-id:mime-version:\n content-transfer-encoding;\n bh=G5klac0z2QVk9ee66GRUdGMtTliec7PBh21kBi9IFyI=;\n b=VixOC+kpMPu47Ahbj9iDU4qiod2jrXuKswEywhdzHrTg6vlSqKiHzLlN\n bD1uBZoaQllxRB6icAZmIR586djEDdSPhA93sfavoTkpN3NYSOUfXrxf/\n L8QZs6E3oTFdVL7Rf8saWbilwGXu4z6gUwV7Zx8MrjvfFfTSx42ZPtvxW\n HZ+nN83jf015ds/7ITAxlci+mM9f8RHpXvqYRcFx7luehbbypH+9eDbGc\n 86zWcjwUrSHgA5KmkEtBqI/GGtZzUmKMVA2XZf+LhuSivmDZDilJzqZ26\n BOj+nXifkf3nBkIAWQNaHT20FdHKtXsMUfQDPWCrUbVuKmOjEZXlw55M6\n A==;","X-Mailman-Original-Authentication-Results":["smtp4.osuosl.org;\n dmarc=none (p=none dis=none)\n header.from=linux.intel.com","smtp4.osuosl.org;\n dkim=pass (2048-bit key,\n unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256\n header.s=Intel header.b=VixOC+kp"],"Subject":"[Intel-wired-lan] [PATCH iwl-next v4 0/3] igc: add support for\n forcing link speed without autonegotiation","X-BeenThere":"intel-wired-lan@osuosl.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Intel Wired Ethernet Linux Kernel Driver Development\n ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"intel-wired-lan-bounces@osuosl.org","Sender":"\"Intel-wired-lan\" "},"content":"From: Faizal Rahim \n\nThis series adds support for forcing 10/100 Mb/s link speed via ethtool\nwhen autonegotiation is disabled on the igc driver.\n\nChanges in v4:\n- Validate that autoneg is AUTONEG_ENABLE or AUTONEG_DISABLE early\n in igc_ethtool_set_link_ksettings() to avoid passing unexpected\n values to igc_handle_autoneg_disabled(). (Simon Horman)\n\nChanges in v3:\n- Modify condition from \"if (duplex == DUPLEX_HALF)\" to\n \"if (duplex != DUPLEX_FULL)\". (Simon Horman)\n\nChanges in v2:\n- When forcing half-duplex, set hw->fc.requested_mode = igc_fc_none,\n since half-duplex cannot support flow control per IEEE 802.3.\n (Simon Horman)\n- Split the original single patch into three patches for clarity:\n patches 1 and 2 are preparatory cleanups; patch 3 carries the\n functional change.\n\nv3 at:\nhttps://patchwork.ozlabs.org/project/intel-wired-lan/cover/20260422155701.7420-1-khai.wen.tan@linux.intel.com/\n\nv2 at:\nhttps://patchwork.kernel.org/project/netdevbpf/patch/20260416015520.6090-4-khai.wen.tan@linux.intel.com/\n\nv1 at:\nhttps://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260409072747.217836-1-khai.wen.tan@linux.intel.com/\n\nFaizal Rahim (3):\n igc: remove unused autoneg_failed field\n igc: move autoneg-enabled settings into igc_handle_autoneg_enabled()\n igc: add support for forcing link speed without autonegotiation\n\n drivers/net/ethernet/intel/igc/igc_base.c | 35 +++-\n drivers/net/ethernet/intel/igc/igc_defines.h | 9 +-\n drivers/net/ethernet/intel/igc/igc_ethtool.c | 209 +++++++++++++------\n drivers/net/ethernet/intel/igc/igc_hw.h | 10 +-\n drivers/net/ethernet/intel/igc/igc_mac.c | 16 +-\n drivers/net/ethernet/intel/igc/igc_main.c | 2 +-\n drivers/net/ethernet/intel/igc/igc_phy.c | 65 +++++-\n drivers/net/ethernet/intel/igc/igc_phy.h | 1 +\n 8 files changed, 257 insertions(+), 90 deletions(-)\n\n--\n2.43.0"}