From nobody Mon Feb 9 06:48:18 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B64E5EB64DD for ; Fri, 23 Jun 2023 03:23:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230200AbjFWDXO (ORCPT ); Thu, 22 Jun 2023 23:23:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58468 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231615AbjFWDWV (ORCPT ); Thu, 22 Jun 2023 23:22:21 -0400 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B64AA2959 for ; Thu, 22 Jun 2023 20:21:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1687490519; x=1719026519; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=JGaUbiFyr+kR1QKcmR79gvD78omTiKV6G3JZ78Q4XnY=; b=lhL98+Byftz6lBz9bZmJ2F5fs8e6Ozr2eRo3yQIKIiYBeu64981P/O4z 3q9v4VpJJGN8bEMWMgOqnCwx2xfV2B8DLDl2BrFYW0+QWGWSiWvLyIcro oYMhTiYsKt9gR6vz7JlOu+Zw0fem8awoYDmNvOVHZh/IDb1ptqwThEeMo 5BG4mjpK7EcbdQ+0YXTIeV229uIIcT6CaZvxRPcKJYhUpBRb0nkAD+9ws v3XzKDK/aca3CpAb/bqSA+XhE0coKLu++bgwPvFMAh3dp64FBqH0PrjLm gScJqVMXxfthqRTLdj/J8RDdAEGX6NwGH61UP+RNZmKRzTD47KV6oriFe A==; X-IronPort-AV: E=McAfee;i="6600,9927,10749"; a="359539597" X-IronPort-AV: E=Sophos;i="6.01,150,1684825200"; d="scan'208";a="359539597" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jun 2023 20:21:52 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10749"; a="692526516" X-IronPort-AV: E=Sophos;i="6.01,150,1684825200"; d="scan'208";a="692526516" Received: from unknown (HELO localhost.localdomain) ([10.226.216.90]) by orsmga006.jf.intel.com with ESMTP; 22 Jun 2023 20:21:51 -0700 From: tien.sung.ang@intel.com To: Dinh Nguyen Cc: linux-kernel@vger.kernel.org, Ang Tien Sung Subject: [PATCH 12/12] firmware: stratix10-svc: ECDH request Date: Fri, 23 Jun 2023 11:20:29 +0800 Message-Id: <20230623032029.1755017-13-tien.sung.ang@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230623032029.1755017-1-tien.sung.ang@intel.com> References: <20230623032029.1755017-1-tien.sung.ang@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Ang Tien Sung Update to support ECDH request. Signed-off-by: Ang Tien Sung --- drivers/firmware/stratix10-svc.c | 21 ++++++++ include/linux/firmware/intel/stratix10-smc.h | 52 +++++++++++++++++++ .../firmware/intel/stratix10-svc-client.h | 6 +++ 3 files changed, 79 insertions(+) diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-= svc.c index 2e57f166c55a..507aead32ee4 100644 --- a/drivers/firmware/stratix10-svc.c +++ b/drivers/firmware/stratix10-svc.c @@ -339,6 +339,7 @@ static void svc_thread_recv_status_ok(struct stratix10_= svc_data *p_data, case COMMAND_FCS_CRYPTO_ECDSA_HASH_VERIFY_INIT: case COMMAND_FCS_CRYPTO_ECDSA_SHA2_VERIFY_INIT: case COMMAND_FCS_CRYPTO_ECDSA_GET_PUBLIC_KEY_INIT: + case COMMAND_FCS_CRYPTO_ECDH_REQUEST_INIT: cb_data->status =3D BIT(SVC_STATUS_OK); break; case COMMAND_RECONFIG_DATA_SUBMIT: @@ -387,6 +388,7 @@ static void svc_thread_recv_status_ok(struct stratix10_= svc_data *p_data, case COMMAND_FCS_CRYPTO_ECDSA_SHA2_VERIFY_UPDATE: case COMMAND_FCS_CRYPTO_ECDSA_SHA2_VERIFY_FINALIZE: case COMMAND_FCS_CRYPTO_ECDSA_GET_PUBLIC_KEY_FINALIZE: + case COMMAND_FCS_CRYPTO_ECDH_REQUEST_FINALIZE: cb_data->status =3D BIT(SVC_STATUS_OK); cb_data->kaddr2 =3D svc_pa_to_va(res.a2); cb_data->kaddr3 =3D &res.a3; @@ -772,6 +774,23 @@ static int svc_normal_to_secure_thread(void *data) a3 =3D (unsigned long)pdata->paddr_output; a4 =3D (unsigned long)pdata->size_output; break; + case COMMAND_FCS_CRYPTO_ECDH_REQUEST_INIT: + a0 =3D INTEL_SIP_SMC_FCS_ECDH_INIT; + a1 =3D pdata->arg[0]; + a2 =3D pdata->arg[1]; + a3 =3D pdata->arg[2]; + a4 =3D pdata->arg[3]; + a5 =3D pdata->arg[4]; + break; + case COMMAND_FCS_CRYPTO_ECDH_REQUEST_FINALIZE: + a0 =3D INTEL_SIP_SMC_FCS_ECDH_FINALIZE; + a1 =3D pdata->arg[0]; + a2 =3D pdata->arg[1]; + a3 =3D (unsigned long)pdata->paddr; + a4 =3D (unsigned long)pdata->size; + a5 =3D (unsigned long)pdata->paddr_output; + a6 =3D (unsigned long)pdata->size_output; + break; /* for polling */ case COMMAND_POLL_SERVICE_STATUS: a0 =3D INTEL_SIP_SMC_SERVICE_COMPLETED; @@ -879,6 +898,8 @@ static int svc_normal_to_secure_thread(void *data) case COMMAND_FCS_CRYPTO_ECDSA_SHA2_VERIFY_FINALIZE: case COMMAND_FCS_CRYPTO_ECDSA_GET_PUBLIC_KEY_INIT: case COMMAND_FCS_CRYPTO_ECDSA_GET_PUBLIC_KEY_FINALIZE: + case COMMAND_FCS_CRYPTO_ECDH_REQUEST_INIT: + case COMMAND_FCS_CRYPTO_ECDH_REQUEST_FINALIZE: cbdata->status =3D BIT(SVC_STATUS_INVALID_PARAM); cbdata->kaddr1 =3D NULL; cbdata->kaddr2 =3D NULL; diff --git a/include/linux/firmware/intel/stratix10-smc.h b/include/linux/f= irmware/intel/stratix10-smc.h index b82e1ec0bc73..194e5ad076bf 100644 --- a/include/linux/firmware/intel/stratix10-smc.h +++ b/include/linux/firmware/intel/stratix10-smc.h @@ -1251,4 +1251,56 @@ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS= _ECDSA_SHA2_DATA_SIGNATURE_V #define INTEL_SIP_SMC_FUNCID_FCS_FCS_ECDSA_GET_PUBLIC_KEY_FINALIZE 139 #define INTEL_SIP_SMC_FCS_ECDSA_GET_PUBLIC_KEY_FINALIZE \ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_FCS_ECDSA_GET_PUBLIC= _KEY_FINALIZE) + +/** + * Request INTEL_SIP_SMC_FCS_ECDH_INIT + * Sync call to send the request on generating a share secret on + * Diffie-Hellman key exchange + * + * Call register usage: + * a0 INTEL_SIP_SMC_FCS_ECDH_INIT + * a1 session ID + * a2 context ID + * a3 key UID + * a4 size of crypto parameter data + * a5 crypto parameter data + * 3:0 ECC algorithm + * 63:4 not used + * a6-a7 not used + * + * Return status: + * a0 INTEL_SIP_SMC_STATUS_OK, INTEL_SIP_SMC_STATUS_NOT_SUPPORTED or + * INTEL_SIP_SMC_STATUS_ERROR + * a1 mailbox errors if a0 is INTEL_SIP_SMC_STATUS_ERROR + * a2-a3 not used + */ +#define INTEL_SIP_SMC_FUNCID_FCS_ECDH_INIT 140 +#define INTEL_SIP_SMC_FCS_ECDH_INIT \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_ECDH_INIT) + +/** + * Request INTEL_SIP_SMC_FCS_ECDH_FINALIZE + * Sync call to send the request on generating a share secret on + * Diffie-Hellman key exchange + * + * Call register usage: + * a0 INTEL_SIP_SMC_FCS_ECDH_FINALIZE + * a1 session ID + * a2 context ID + * a3 physical address of source + * a4 size of source + * a5 physical address of destation + * a6 size of destation + * a7 not used + * + * Return status: + * a0 INTEL_SIP_SMC_STATUS_OK, INTEL_SIP_SMC_STATUS_NOT_SUPPORTED or + * INTEL_SIP_SMC_STATUS_ERROR + * a1 mailbox errors if a0 is INTEL_SIP_SMC_STATUS_ERROR + * a2 physical address of response data + * a3 size of response data + */ +#define INTEL_SIP_SMC_FUNCID_FCS_ECDH_FINALIZE 142 +#define INTEL_SIP_SMC_FCS_ECDH_FINALIZE \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_ECDH_FINALIZE) #endif diff --git a/include/linux/firmware/intel/stratix10-svc-client.h b/include/= linux/firmware/intel/stratix10-svc-client.h index 467eca23ca79..0d846b07ab14 100644 --- a/include/linux/firmware/intel/stratix10-svc-client.h +++ b/include/linux/firmware/intel/stratix10-svc-client.h @@ -188,6 +188,10 @@ struct stratix10_svc_chan; * request to get the public key, return status is SVC_STATUS_OK or * SVC_STATUS_ERROR * + * @COMMAND_FCS_CRYPTO_ECDH_REQUEST (INIT and FINALIZE): send the request + * on generating a share secret on Diffie-Hellman key exchange, return + * status is SVC_STATUS_OK or SVC_STATUS_ERROR + * */ enum stratix10_svc_command_code { /* for FPGA */ @@ -242,6 +246,8 @@ enum stratix10_svc_command_code { COMMAND_FCS_CRYPTO_ECDSA_SHA2_VERIFY_FINALIZE, COMMAND_FCS_CRYPTO_ECDSA_GET_PUBLIC_KEY_INIT, COMMAND_FCS_CRYPTO_ECDSA_GET_PUBLIC_KEY_FINALIZE, + COMMAND_FCS_CRYPTO_ECDH_REQUEST_INIT, + COMMAND_FCS_CRYPTO_ECDH_REQUEST_FINALIZE, /* Non-mailbox SMC Call */ COMMAND_SMC_SVC_VERSION =3D 200, }; --=20 2.25.1