From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2384437883D for ; Fri, 3 Jul 2026 10:20:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783074027; cv=none; b=nqj6K1dAYmX+RKkzG5YnlqOSLsyjmvZ2XCm+ezG63ovgToli7nGUNIPPUsZALw8fDxoMEUkIUCE305mEXc6z5vJ7EnglkdDLqowrHECGeIva1G8TuvhO9FcgOHLzwuRMiicwN45UTToAn+6R5Vc+B31veN4GGdEUj2A++5qXvyI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783074027; c=relaxed/simple; bh=Yu1wHrTkR0HEuMsmwqJOjbY9Vm4RrjA9Z7iaBCKZBlA=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=XhmTsTNV7gHubAgYcYvHkQddeLvXBgHdZrIkzSbKD8g/AXOYrEjg159g5C5F0hNVjWtg3aAzppVf+Rr35lj7rXg8b3O2W6SZHY9zpI5HMISBZvB1TA3MCwywCz7vzaPzHvpymv/xI1mIc/vQI5uZs5n7FUjvuML1oNbALoygFXU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=FyDJGArv; arc=none smtp.client-ip=192.198.163.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="FyDJGArv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1783074026; x=1814610026; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Yu1wHrTkR0HEuMsmwqJOjbY9Vm4RrjA9Z7iaBCKZBlA=; b=FyDJGArvPUkaNru/3h4rAFAjRFwZ5mPGkyBHC53qfJ/8Dx6fdkxPMwSi yBx2J2GFPIheqeGwDUoRjMT1pU4/z/1ONY4sqs3xLOUFF4hhjOyV0Px8i RVRDcP9rTR9waiPIFukiE2/kuQLJvGCzwAMW6kNELqnc1P5osAfD//T/Q hXMgW8OlGu1F8bkGBLQ+RvH5rQYfUovU/1R382Zk2nmaJAFi9Kk78MGoK 6+0LwDH6P173nQ0/v8Y3VKt/oVvJgROCh00RMSmfSSPpGKgCnVrjyVcxX KNIkRDG2rxhMhklQnsB1E48E3d0CQ1KomfhUtMzfX3shgr0Kt9OThdL3L w==; X-CSE-ConnectionGUID: gsNRod2fQf2m4J0sSWmqAA== X-CSE-MsgGUID: mgMx3jTZQV26Zi+NeZ4u8g== X-IronPort-AV: E=McAfee;i="6800,10657,11835"; a="83880923" X-IronPort-AV: E=Sophos;i="6.25,145,1779174000"; d="scan'208";a="83880923" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jul 2026 03:20:25 -0700 X-CSE-ConnectionGUID: PzjsYPqQSWuocwtLnT+HfA== X-CSE-MsgGUID: zh/rahnySXKbhZg+P0CQJQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,145,1779174000"; d="scan'208";a="291221630" Received: from axxiablr1.iind.intel.com (HELO axxiablr1.gar.corp.intel.com) ([10.190.162.100]) by orviesa001.jf.intel.com with ESMTP; 03 Jul 2026 03:20:22 -0700 From: Siddaraju DH To: Michal Kubecek , Andrew Lunn , Maxime Chevallier , netdev@vger.kernel.org Cc: Shubham Das , Balaji Chintalapalle , Vijay Srinivasan , Magnus Lindberg , Niklas Damberg , Jonas Wirandi , Siddaraju DH , Siddaraju DH Subject: [PATCH v2 ethtool] man: ethtool: link 10000baseCR to SFF-8431, Appendix-E SFP+ DA Date: Fri, 3 Jul 2026 15:50:04 +0530 Message-Id: <20260703102004.1111597-1-siddaraju.dh@intel.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Annotate the 10000baseCR entry in the advertise mask table so users understand what physical media this mode it actually represents. 10000baseCR does not correspond to any IEEE 802.3 *base-CR PMD. It has no autonegotiation, no link training, and no mandatory FEC. The industry standard for this media type is SFF-8431 Appendix-E Direct Attach cable, also known as 10G_SFI_DA. Link: https://lore.kernel.org/r/SN7PR11MB69003D33489DB1D6B17EF72A9AF52@SN7PR11MB6900.namprd11.prod.outlook.com Signed-off-by: Siddaraju DH --- ethtool.8.in | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ethtool.8.in b/ethtool.8.in index 3173287..604de9e 100644 --- a/ethtool.8.in +++ b/ethtool.8.in @@ -937,7 +937,7 @@ lB l lB. 0x40000 10000baseKX4 Full 0x80000 10000baseKR Full 0x100000 10000baseR_FEC -0x40000000000 10000baseCR Full +0x40000000000 10000baseCR Full (a.k.a 10G_SFI_DA, SFF-8431 Appendix-E) 0x80000000000 10000baseSR Full 0x100000000000 10000baseLR Full 0x200000000000 10000baseLRM Full -- 2.25.1