From patchwork Wed Aug 19 00:28:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Keller, Jacob E" X-Patchwork-Id: 262322 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=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 B262BC433DF for ; Wed, 19 Aug 2020 00:28:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8EB2B20738 for ; Wed, 19 Aug 2020 00:28:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727012AbgHSA2x (ORCPT ); Tue, 18 Aug 2020 20:28:53 -0400 Received: from mga05.intel.com ([192.55.52.43]:48087 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726939AbgHSA2t (ORCPT ); Tue, 18 Aug 2020 20:28:49 -0400 IronPort-SDR: CrNe5FPkKguzjix2G8N/fhuJumlpZot66tEXMf8pv+JRbRK7sdUYl7vjWjNCZrWKpkd2GAOtTG U6xscZK+z5bg== X-IronPort-AV: E=McAfee;i="6000,8403,9717"; a="239856134" X-IronPort-AV: E=Sophos;i="5.76,329,1592895600"; d="scan'208";a="239856134" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2020 17:28:39 -0700 IronPort-SDR: Yghe3/MOI/ZOd3D28rUxbuNehZ5zGJT86Ozfsc7FNiL/68a7IYWbYQ8T7R1dB7exS2YVLZFZ2F DCHA4Mnuvarg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,329,1592895600"; d="scan'208";a="320283587" Received: from jekeller-desk.amr.corp.intel.com ([10.166.241.33]) by fmsmga004.fm.intel.com with ESMTP; 18 Aug 2020 17:28:38 -0700 From: Jacob Keller To: netdev@vger.kernel.org Cc: Jacob Keller Subject: [iproute2-next v3 1/2] Update devlink header for overwrite mask attribute Date: Tue, 18 Aug 2020 17:28:20 -0700 Message-Id: <20200819002821.2657515-7-jacob.e.keller@intel.com> X-Mailer: git-send-email 2.28.0.218.ge27853923b9d.dirty In-Reply-To: <20200819002821.2657515-1-jacob.e.keller@intel.com> References: <20200819002821.2657515-1-jacob.e.keller@intel.com> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Signed-off-by: Jacob Keller --- include/uapi/linux/devlink.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h index b7f23faae901..bc63bd0b60c1 100644 --- a/include/uapi/linux/devlink.h +++ b/include/uapi/linux/devlink.h @@ -228,6 +228,28 @@ enum { DEVLINK_ATTR_STATS_MAX = __DEVLINK_ATTR_STATS_MAX - 1 }; +/* Specify what sections of a flash component can be overwritten when + * performing an update. Overwriting of firmware binary sections is always + * implicitly assumed to be allowed. + * + * Each section must be documented in + * Documentation/networking/devlink/devlink-flash.rst + * + */ +enum { + DEVLINK_FLASH_OVERWRITE_SETTINGS_BIT, + DEVLINK_FLASH_OVERWRITE_IDENTIFIERS_BIT, + + __DEVLINK_FLASH_OVERWRITE_MAX_BIT, + DEVLINK_FLASH_OVERWRITE_MAX_BIT = __DEVLINK_FLASH_OVERWRITE_MAX_BIT - 1 +}; + +#define DEVLINK_FLASH_OVERWRITE_SETTINGS BIT(DEVLINK_FLASH_OVERWRITE_SETTINGS_BIT) +#define DEVLINK_FLASH_OVERWRITE_IDENTIFIERS BIT(DEVLINK_FLASH_OVERWRITE_IDENTIFIERS_BIT) + +#define DEVLINK_SUPPORTED_FLASH_OVERWRITE_SECTIONS \ + (BIT(__DEVLINK_FLASH_OVERWRITE_MAX_BIT) - 1) + /** * enum devlink_trap_action - Packet trap action. * @DEVLINK_TRAP_ACTION_DROP: Packet is dropped by the device and a copy is not @@ -458,6 +480,8 @@ enum devlink_attr { DEVLINK_ATTR_PORT_LANES, /* u32 */ DEVLINK_ATTR_PORT_SPLITTABLE, /* u8 */ + DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK, /* bitfield32 */ + /* add new attributes above here, update the policy in devlink.c */ __DEVLINK_ATTR_MAX,