From patchwork Thu Nov 21 14:02:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Helgaas X-Patchwork-Id: 1198964 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="nE13WhF9"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47Jh8z0Pryz9sR5 for ; Fri, 22 Nov 2019 01:02:59 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726695AbfKUOCb (ORCPT ); Thu, 21 Nov 2019 09:02:31 -0500 Received: from mail.kernel.org ([198.145.29.99]:35686 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726293AbfKUOCa (ORCPT ); Thu, 21 Nov 2019 09:02:30 -0500 Received: from localhost (173-25-83-245.client.mchsi.com [173.25.83.245]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2918C2070B; Thu, 21 Nov 2019 14:02:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574344950; bh=QNl5ddLlEQtj52j/MrXKdvbk9C/ac81zzKOpevreAlo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nE13WhF9osewZpyc5VcK5pgYoegxUhErGHh15hrUmRqty2dv5MIKf3XhGCXZpSwOh +t4Q9oucbnTf26CkDgDDNN4O4wIC8nyLa2x8f1nix4T6sySG/W6pcJn0Hnt5ZyHgQL TI++KCuYgfo2TIGe+nr66fTwAHyswUv7QeM8WNuo= From: Bjorn Helgaas To: linux-pci@vger.kernel.org Cc: Alex Deucher , Frederick Lawler , Christian Koenig , Chunming Zhou , Dave Airlie , Daniel Vetter , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Bjorn Helgaas , Alex Deucher Subject: [PATCH 1/7] PCI: Add #defines for Enter Compliance, Transmit Margin Date: Thu, 21 Nov 2019 08:02:14 -0600 Message-Id: <20191121140220.38030-2-helgaas@kernel.org> X-Mailer: git-send-email 2.24.0.432.g9d3f5f5b63-goog In-Reply-To: <20191121140220.38030-1-helgaas@kernel.org> References: <20191121140220.38030-1-helgaas@kernel.org> MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Bjorn Helgaas Add definitions for the Enter Compliance and Transmit Margin fields of the PCIe Link Control 2 register. Link: https://lore.kernel.org/r/20191112173503.176611-2-helgaas@kernel.org Signed-off-by: Bjorn Helgaas Reviewed-by: Alex Deucher --- include/uapi/linux/pci_regs.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 29d6e93fd15e..5869e5778a05 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -673,6 +673,8 @@ #define PCI_EXP_LNKCTL2_TLS_8_0GT 0x0003 /* Supported Speed 8GT/s */ #define PCI_EXP_LNKCTL2_TLS_16_0GT 0x0004 /* Supported Speed 16GT/s */ #define PCI_EXP_LNKCTL2_TLS_32_0GT 0x0005 /* Supported Speed 32GT/s */ +#define PCI_EXP_LNKCTL2_ENTER_COMP 0x0010 /* Enter Compliance */ +#define PCI_EXP_LNKCTL2_TX_MARGIN 0x0380 /* Transmit Margin */ #define PCI_EXP_LNKSTA2 50 /* Link Status 2 */ #define PCI_CAP_EXP_ENDPOINT_SIZEOF_V2 52 /* v2 endpoints with link end here */ #define PCI_EXP_SLTCAP2 52 /* Slot Capabilities 2 */