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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id q8-20020a0cf5c8000000b0067f7b58a4e1si26879157qvm.212.2024.01.02.09.27.32 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Jan 2024 09:27:32 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-14658-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=nwKms2rI; spf=pass (google.com: domain of linux-kernel+bounces-14658-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-14658-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 2046C1C22685 for ; Tue, 2 Jan 2024 17:27:32 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id A022B156D0; Tue, 2 Jan 2024 17:27:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="nwKms2rI" X-Original-To: linux-kernel@vger.kernel.org Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) (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 DC2E415AC0; Tue, 2 Jan 2024 17:27:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1704216431; x=1735752431; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=P/W8NmfXSUPg8X+gbwPNv1aFNN6rCN+8ZpEpptPdyh8=; b=nwKms2rIOzTyU/OTP1SuG4HA1XMAwq+F3ZiHTrQ0VVDffwKMTkinrFuP /LDTlYVl7EOutrO7OMzQPQSmuZl9oyDk35G4Fs9pXK2C2E7JXi6XRFriW hXHdGr4n+voCbYatrXoyfcYdOl0/hJ6mLJHhJVuFiVr/5ZlX7jqtmOOVL kPM9uK640ZHsJw9eorO9zqK0K5S3VhXduIrNcnCsD6WpZohYrqdP7QBog 2BBDlZKHiq5raWWwAT5fEppJYrnJT3DcS1Au3p+K0a52ZnGlZzfiuDBN3 TTR47X2oh+ztyvJZg6x8TBQdY5jjHYuMH2bUkRKGyTurQcqCcKkVZ0kv8 g==; X-IronPort-AV: E=McAfee;i="6600,9927,10941"; a="396631325" X-IronPort-AV: E=Sophos;i="6.04,325,1695711600"; d="scan'208";a="396631325" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jan 2024 09:27:10 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10941"; a="813992428" X-IronPort-AV: E=Sophos;i="6.04,325,1695711600"; d="scan'208";a="813992428" Received: from ijarvine-desk1.ger.corp.intel.com (HELO localhost) ([10.94.252.17]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jan 2024 09:27:08 -0800 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= To: Gustavo Pimentel , Bjorn Helgaas , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Cc: =?utf-8?q?Ilpo_J=C3=A4rvinen?= Subject: [PATCH 1/1] PCI: 64GT/s uses 1b/1b encoding Date: Tue, 2 Jan 2024 19:27:00 +0200 Message-Id: <20240102172701.65501-1-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787000470786087492 X-GMAIL-MSGID: 1787000470786087492 PCIe 64GT/s Data Rate uses 1b/1b encoding, not 128b/130b (PCIe r6.1 sec 1.2, Table 1-1). Signed-off-by: Ilpo Järvinen --- drivers/pci/pci.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 5ecbcf041179..d9132029d658 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -272,7 +272,7 @@ void pci_bus_put(struct pci_bus *bus); /* PCIe speed to Mb/s reduced by encoding overhead */ #define PCIE_SPEED2MBS_ENC(speed) \ - ((speed) == PCIE_SPEED_64_0GT ? 64000*128/130 : \ + ((speed) == PCIE_SPEED_64_0GT ? 64000*1/1 : \ (speed) == PCIE_SPEED_32_0GT ? 32000*128/130 : \ (speed) == PCIE_SPEED_16_0GT ? 16000*128/130 : \ (speed) == PCIE_SPEED_8_0GT ? 8000*128/130 : \