From patchwork Wed Nov 18 14:29:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Gong X-Patchwork-Id: 11915197 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=-16.7 required=3.0 tests=BAYES_00, 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 66FF8C64E8A for ; Wed, 18 Nov 2020 14:09:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2CD0E2223D for ; Wed, 18 Nov 2020 14:09:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726915AbgKROJK (ORCPT ); Wed, 18 Nov 2020 09:09:10 -0500 Received: from mga18.intel.com ([134.134.136.126]:44082 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726721AbgKROJJ (ORCPT ); Wed, 18 Nov 2020 09:09:09 -0500 IronPort-SDR: ZRtLRxiXBJLKpIhA9+JRySOGYWAI6nV44JyP9Ws332985HWmOAd9Bx8jhoXEr6juKju+grzaRn TQ3p31Ws9/GA== X-IronPort-AV: E=McAfee;i="6000,8403,9808"; a="158892830" X-IronPort-AV: E=Sophos;i="5.77,486,1596524400"; d="scan'208";a="158892830" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Nov 2020 06:09:08 -0800 IronPort-SDR: Tm0ELrCvDRFEKrpSt5F23OrJXxIfOJ6tRx5LqJOPIIWasd4/grqgHS5f1EJnKtRorn0Nss/wxn Y8x4N4vkw2+w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,486,1596524400"; d="scan'208";a="325596943" Received: from marshy.an.intel.com ([10.122.105.143]) by orsmga003.jf.intel.com with ESMTP; 18 Nov 2020 06:09:07 -0800 From: richard.gong@linux.intel.com To: gregkh@linuxfoundation.org, mdf@kernel.org, trix@redhat.com, linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org Cc: dinguyen@kernel.org, sridhar.rajagopal@intel.com, richard.gong@linux.intel.com, richard.gong@intel.com Subject: [PATCHv2 5/5] fpga: stratix10-soc: extend driver for bitstream authentication Date: Wed, 18 Nov 2020 08:29:13 -0600 Message-Id: <1605709753-7800-6-git-send-email-richard.gong@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605709753-7800-1-git-send-email-richard.gong@linux.intel.com> References: <1605709753-7800-1-git-send-email-richard.gong@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org From: Richard Gong Extend FPGA manager driver to support FPGA bitstream authentication on Intel SocFPGA platforms. Signed-off-by: Richard Gong --- v2: use flag defined in stratix10-svc driver --- drivers/fpga/stratix10-soc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/fpga/stratix10-soc.c b/drivers/fpga/stratix10-soc.c index 657a70c..b77067e 100644 --- a/drivers/fpga/stratix10-soc.c +++ b/drivers/fpga/stratix10-soc.c @@ -186,6 +186,9 @@ static int s10_ops_write_init(struct fpga_manager *mgr, if (info->flags & FPGA_MGR_PARTIAL_RECONFIG) { dev_dbg(dev, "Requesting partial reconfiguration.\n"); ctype.flags |= BIT(COMMAND_RECONFIG_FLAG_PARTIAL); + } else if (info->flags & FPGA_MGR_BITSTREM_AUTHENTICATION) { + dev_dbg(dev, "Requesting bitstream authentication.\n"); + ctype.flags |= BIT(COMMAND_AUTHENTICATE_BITSTREAM); } else { dev_dbg(dev, "Requesting full reconfiguration.\n"); }