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=-18.7 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,URIBL_BLOCKED, 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 D309FC433E9 for ; Thu, 11 Feb 2021 09:17:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B660164E6F for ; Thu, 11 Feb 2021 09:17:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229965AbhBKJRO (ORCPT ); Thu, 11 Feb 2021 04:17:14 -0500 Received: from smtprelay-out1.synopsys.com ([149.117.87.133]:56644 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230054AbhBKJKs (ORCPT ); Thu, 11 Feb 2021 04:10:48 -0500 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 8EF98C00C5; Thu, 11 Feb 2021 09:09:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1613034554; bh=im9YPeIOIOX6v4VKPr6LIGB+a/nLiNTjVu6zUPMNTcw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=HNw0YtZtjRjWYZ4k0IPCCoIVTYw81Nd+HXb4SdsYHkZwfs/IiA569sJZXp1uZAgft 1wdWCbLpRte5l109pvlqeZCDYCER87r/guTNqZk5NLFYOEUQN0yKoKaZsecdqqZlHB 3DQDEu4COjkAVPfHwitO+MVJssHSHRnOplaZH+oBRhF+2w0hxdmYSpG7QsKian8TZz sjbWRgPEzZ9yVd3GM5zfsxpvtG+s8tG+f7nQDwREAtZbWI6q65BfL8I+0JbM7iPItx 99HuW3T1+BsYnrzq3Jf5cgQuz0c+/mwJS+CidetTmTIUjbfw3+zF782hpg2/eg9ozS QY9NRZC6YGzrA== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 549A9A005C; Thu, 11 Feb 2021 09:09:13 +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 Cc: Gustavo Pimentel Subject: [PATCH v5 6/6] docs: ABI: Add sysfs documentation interface of dw-xdata-pcie driver Date: Thu, 11 Feb 2021 10:08:43 +0100 Message-Id: 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..a7bb44b --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-xdata @@ -0,0 +1,46 @@ +What: /sys/kernel/dw-xdata-pcie/write +Date: February 2021 +KernelVersion: 5.12 +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/kernel/dw-xdata-pcie/write + + The user can read the current PCIe link throughput generated + through this generator. + Usage e.g. + cat /sys/kernel/dw-xdata-pcie/write + 204 MB/s + + The file is read and write. + +What: /sys/kernel/dw-xdata-pcie/read +Date: February 2021 +KernelVersion: 5.12 +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/kernel/dw-xdata-pcie/read + + The user can read the current PCIe link throughput generated + through this generator. + Usage e.g. + cat /sys/kernel/dw-xdata-pcie/read + 199 MB/s + + The file is read and write. + +What: /sys/kernel/dw-xdata-pcie/stop +Date: February 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel +Description: Allows the user to disable the PCIe traffic generator in all + directions. + Usage e.g. + echo 1 > /sys/kernel/dw-xdata-pcie/stop + + The file is write only. -- 2.7.4