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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham 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 609BFECE58C for ; Mon, 7 Oct 2019 15:49:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F1DB2070B for ; Mon, 7 Oct 2019 15:49:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728753AbfJGPtN (ORCPT ); Mon, 7 Oct 2019 11:49:13 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:57640 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728553AbfJGPtL (ORCPT ); Mon, 7 Oct 2019 11:49:11 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from lsun@mellanox.com) with ESMTPS (AES256-SHA encrypted); 7 Oct 2019 17:49:05 +0200 Received: from farm-0002.mtbu.labs.mlnx (farm-0002.mtbu.labs.mlnx [10.15.2.32]) by mtbu-labmailer.labs.mlnx (8.14.4/8.14.4) with ESMTP id x97Fn43U000955; Mon, 7 Oct 2019 11:49:04 -0400 Received: (from lsun@localhost) by farm-0002.mtbu.labs.mlnx (8.14.7/8.13.8/Submit) id x97Fn3lR032584; Mon, 7 Oct 2019 11:49:03 -0400 From: Liming Sun To: Andy Shevchenko , Darren Hart , Vadim Pasternak , David Woods , Mark Rutland Cc: Liming Sun , platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, "David S. Miller" , Mauro Carvalho Chehab , Greg Kroah-Hartman , Jonathan Cameron , Nicolas Ferre , "Paul E. McKenney" Subject: [PATCH v6 2/2] platform/mellanox/mlxbf-bootctl: Add the ABI definitions Date: Mon, 7 Oct 2019 11:48:47 -0400 Message-Id: <1570463327-32541-2-git-send-email-lsun@mellanox.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1570463327-32541-1-git-send-email-lsun@mellanox.com> References: <1570463327-32541-1-git-send-email-lsun@mellanox.com> In-Reply-To: <0b74e9ad12360b56bc0a3c2ca972798c424f2610.1548790896.git.lsun@mellanox.com> References: <0b74e9ad12360b56bc0a3c2ca972798c424f2610.1548790896.git.lsun@mellanox.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This commit adds the ABI definitions exposed to userspace for the platform/mellanox/mlxbf-bootctl driver. Reviewed-by: Vadim Pasternak Signed-off-by: Liming Sun --- v5->v6: Fixes for comments from Mark: - Changed to use device attributes (DEVICE_ATTR_xx) instead of driver attributes (DRIVER_ATTR_xx) for the exported sysfs attributes. --- .../ABI/testing/sysfs-platform-mellanox-bootctl | 58 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 59 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-platform-mellanox-bootctl diff --git a/Documentation/ABI/testing/sysfs-platform-mellanox-bootctl b/Documentation/ABI/testing/sysfs-platform-mellanox-bootctl new file mode 100644 index 0000000..b60a46e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-mellanox-bootctl @@ -0,0 +1,58 @@ +What: /sys/bus/platform/devices/MLNXBF04:00/driver/lifecycle_state +Date: Oct 2019 +KernelVersion: 5.4 +Contact: "Liming Sun " +Description: + The Life-cycle state of the SoC, which could be one of the + following values. + Production - Production state and can be updated to secure + GA Secured - Secure chip and not able to change state + GA Non-Secured - Non-Secure chip and not able to change state + RMA - Return Merchandise Authorization + +What: /sys/bus/platform/devices/MLNXBF04:00/driver/post_reset_wdog +Date: Oct 2019 +KernelVersion: 5.4 +Contact: "Liming Sun " +Description: + The watchdog setting in seconds for the next booting. It's used + to reboot the chip and recover it to the old state if the new + boot partition fails. + +What: /sys/bus/platform/devices/MLNXBF04:00/driver/reset_action +Date: Oct 2019 +KernelVersion: 5.4 +Contact: "Liming Sun " +Description: + The source of the boot stream for the next reset. It could be + one of the following values. + external - boot from external source (USB or PCIe) + emmc - boot from the onchip eMMC + emmc_legacy - boot from the onchip eMMC in legacy (slow) mode + +What: /sys/bus/platform/devices/MLNXBF04:00/driver/second_reset_action +Date: Oct 2019 +KernelVersion: 5.4 +Contact: "Liming Sun " +Description: + Update the source of the boot stream after next reset. It could + be one of the following values and will be applied after next + reset. + external - boot from external source (USB or PCIe) + emmc - boot from the onchip eMMC + emmc_legacy - boot from the onchip eMMC in legacy (slow) mode + swap_emmc - swap the primary / secondary boot partition + none - cancel the action + +What: /sys/bus/platform/devices/MLNXBF04:00/driver/secure_boot_fuse_state +Date: Oct 2019 +KernelVersion: 5.4 +Contact: "Liming Sun " +Description: + The state of eFuse versions with the following values. + InUse - burnt, valid and currently in use + Used - burnt and valid + Free - not burnt and free to use + Skipped - not burnt but not free (skipped) + Wasted - burnt and invalid + Invalid - not burnt but marked as valid (error state). diff --git a/MAINTAINERS b/MAINTAINERS index 55199ef..c2ff283 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10435,6 +10435,7 @@ M: Darren Hart M: Vadim Pasternak L: platform-driver-x86@vger.kernel.org S: Supported +F: Documentation/ABI/testing/sysfs-platform-mellanox-bootctl F: drivers/platform/mellanox/ F: include/linux/platform_data/mlxreg.h -- 1.8.3.1