From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E859DC433F1 for ; Mon, 29 Mar 2021 09:52:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D161C6195E for ; Mon, 29 Mar 2021 09:52:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232185AbhC2JwI (ORCPT ); Mon, 29 Mar 2021 05:52:08 -0400 Received: from smtprelay-out1.synopsys.com ([149.117.87.133]:49374 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232134AbhC2Jv6 (ORCPT ); Mon, 29 Mar 2021 05:51:58 -0400 Received: from mailhost.synopsys.com (mdc-mailhost1.synopsys.com [10.225.0.209]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 2AFAEC04CE; Mon, 29 Mar 2021 09:51:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1617011518; bh=ibm9LI5RyhTCMlptQpsEQYzjlRSznG+C+yJmcT2sc/s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=fzMqtKKhEiuTD3ejwNu64vdzhjxK/W/anHPALp474mDzaWUN/IYX/6tT5aq9IHVfJ sVMq491O1LNix2e/Y/A4FBqmMUX2NXaHGbFvG2lki/uOFoEaZzA0taL5Q8MRPJOuhR 0HyZbGH1iF/r55Ul/FW7V2G2ne8g1ZVHAajbHfX+IInump8TmNFwzDWKBTdsr/uk5J mj9glbkGMEnG8nWTviBV0dyrPCJw9li61Cz6GP5feU+Sg3Pe5j4/P3NHcUWZ+6dKIF HaxFJvHrfIP6YwE09qOiNdrUIy9lH0gxQ1o0oC4/tJD/YSKW4dIOgAjNTtEyFlky3H j71hdkGPHMf4Q== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id E02D0A0231; Mon, 29 Mar 2021 09:51:56 +0000 (UTC) X-SNPS-Relay: synopsys.com From: Gustavo Pimentel To: linux-doc@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Derek Kiernan , Dragan Cvetic , Arnd Bergmann , Andrew Morton , Greg Kroah-Hartman , Jonathan Corbet , Bjorn Helgaas , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= Cc: Gustavo Pimentel Subject: [PATCH v8 4/5] docs: ABI: Add sysfs documentation interface of dw-xdata-pcie driver Date: Mon, 29 Mar 2021 11:51:37 +0200 Message-Id: <50111a6565c1a7f7ab3130d4a5519aabdebef51f.1617011282.git.gustavo.pimentel@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org This patch describes the sysfs interface implemented on the dw-xdata-pcie driver. Signed-off-by: Gustavo Pimentel --- Documentation/ABI/testing/sysfs-driver-xdata | 46 ++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-driver-xdata diff --git a/Documentation/ABI/testing/sysfs-driver-xdata b/Documentation/ABI/testing/sysfs-driver-xdata new file mode 100644 index 00000000..66af19a --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-xdata @@ -0,0 +1,46 @@ +What: /sys/class/misc/drivers/dw-xdata-pcie./write +Date: April 2021 +KernelVersion: 5.13 +Contact: Gustavo Pimentel +Description: Allows the user to enable the PCIe traffic generator which + will create write TLPs frames - from the Root Complex to the + Endpoint direction. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie./write + + The user can read the current PCIe link throughput generated + through this generator in MB/s. + Usage e.g. + cat /sys/class/misc/dw-xdata-pcie./write + 204 + + The file is read and write. + +What: /sys/class/misc/dw-xdata-pcie./read +Date: April 2021 +KernelVersion: 5.13 +Contact: Gustavo Pimentel +Description: Allows the user to enable the PCIe traffic generator which + will create read TLPs frames - from the Endpoint to the Root + Complex direction. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie./read + + The user can read the current PCIe link throughput generated + through this generator in MB/s. + Usage e.g. + cat /sys/class/misc/dw-xdata-pcie./read + 199 + + The file is read and write. + +What: /sys/class/misc/dw-xdata-pcie./stop +Date: April 2021 +KernelVersion: 5.13 +Contact: Gustavo Pimentel +Description: Allows the user to disable the PCIe traffic generator in all + directions. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie./stop + + The file is write only. -- 2.7.4