From nobody Tue Feb 10 04:12:22 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 1756AEB64D7 for ; Fri, 23 Jun 2023 03:21:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231294AbjFWDVd (ORCPT ); Thu, 22 Jun 2023 23:21:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229930AbjFWDVZ (ORCPT ); Thu, 22 Jun 2023 23:21:25 -0400 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 294C92130 for ; Thu, 22 Jun 2023 20:21:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1687490484; x=1719026484; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Kmp1QjDF1a/y20HCub4INyRcK4yxS5vrH5TX6x2YbYc=; b=nNm6q3buCEdSTlalalW0b0MnidC7vvlefl12ql4M3w7775gdD4VRfExF J8HIN214fZTL7+JhJwoKju9ijAur1UfpBS4lEpdYlksnmUCT32BV6A/VD KkUyXFCmpqYygXCGB3Bqo4OvYkvtB8YGMU8kN3faz5HPZZ0lsmhJmLmKH xmKBnJCk7vmIVg6rel85+PkCFNOg3iFrGGMk5ZfoO9r0lhMpsf5m12dEb zGSP9NUMqCVMS1Fu+NEyMDdTyztWAezuF7BVi8coIB7/miTyrJBgUQxct JaW6XWXO4UNuhj8peXwK0QN0LoZysQ3+671787kDoqjfnlAw7K8gSXug9 g==; X-IronPort-AV: E=McAfee;i="6600,9927,10749"; a="359539541" X-IronPort-AV: E=Sophos;i="6.01,150,1684825200"; d="scan'208";a="359539541" 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 20:21:23 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10749"; a="692526415" X-IronPort-AV: E=Sophos;i="6.01,150,1684825200"; d="scan'208";a="692526415" Received: from unknown (HELO localhost.localdomain) ([10.226.216.90]) by orsmga006.jf.intel.com with ESMTP; 22 Jun 2023 20:21:22 -0700 From: tien.sung.ang@intel.com To: Dinh Nguyen Cc: linux-kernel@vger.kernel.org, Ang Tien Sung Subject: [PATCH 01/12] firmware: stratix10-svc: support open & close crypto session Date: Fri, 23 Jun 2023 11:20:18 +0800 Message-Id: <20230623032029.1755017-2-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 Support open & close the crypto service session. COMMAND_FCS_CRYPTO_OPEN_SESSION command requests to open and establish a crypto service session with SDM and returns a session id. COMMAND_FCS_CRYPTO_CLOSE_SESSION command closes a crypto session wiht SDM with the given session id. Signed-off-by: Ang Tien Sung --- drivers/firmware/stratix10-svc.c | 18 +++++++++ include/linux/firmware/intel/stratix10-smc.h | 37 +++++++++++++++++++ .../firmware/intel/stratix10-svc-client.h | 9 +++++ 3 files changed, 64 insertions(+) diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-= svc.c index 80f4e2d14e04..536288534d73 100644 --- a/drivers/firmware/stratix10-svc.c +++ b/drivers/firmware/stratix10-svc.c @@ -328,6 +328,7 @@ static void svc_thread_recv_status_ok(struct stratix10_= svc_data *p_data, case COMMAND_FCS_SEND_CERTIFICATE: case COMMAND_FCS_DATA_ENCRYPTION: case COMMAND_FCS_DATA_DECRYPTION: + case COMMAND_FCS_CRYPTO_CLOSE_SESSION: cb_data->status =3D BIT(SVC_STATUS_OK); break; case COMMAND_RECONFIG_DATA_SUBMIT: @@ -361,6 +362,10 @@ static void svc_thread_recv_status_ok(struct stratix10= _svc_data *p_data, cb_data->kaddr2 =3D svc_pa_to_va(res.a2); cb_data->kaddr3 =3D &res.a3; break; + case COMMAND_FCS_CRYPTO_OPEN_SESSION: + cb_data->status =3D BIT(SVC_STATUS_OK); + cb_data->kaddr2 =3D &res.a2; + break; default: pr_warn("it shouldn't happen\n"); break; @@ -517,6 +522,17 @@ static int svc_normal_to_secure_thread(void *data) a1 =3D (unsigned long)pdata->paddr; a2 =3D 0; break; + /* for crypto service */ + case COMMAND_FCS_CRYPTO_OPEN_SESSION: + a0 =3D INTEL_SIP_SMC_FCS_OPEN_CRYPTO_SERVICE_SESSION; + a1 =3D 0; + a2 =3D 0; + break; + case COMMAND_FCS_CRYPTO_CLOSE_SESSION: + a0 =3D INTEL_SIP_SMC_FCS_CLOSE_CRYPTO_SERVICE_SESSION; + a1 =3D pdata->arg[0]; + a2 =3D 0; + break; =20 /* for polling */ case COMMAND_POLL_SERVICE_STATUS: @@ -597,6 +613,8 @@ static int svc_normal_to_secure_thread(void *data) case COMMAND_FCS_DATA_ENCRYPTION: case COMMAND_FCS_DATA_DECRYPTION: case COMMAND_FCS_RANDOM_NUMBER_GEN: + case COMMAND_FCS_CRYPTO_OPEN_SESSION: + case COMMAND_FCS_CRYPTO_CLOSE_SESSION: 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 a718f853d457..d78f258d3a46 100644 --- a/include/linux/firmware/intel/stratix10-smc.h +++ b/include/linux/firmware/intel/stratix10-smc.h @@ -595,4 +595,41 @@ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FPGA_= CONFIG_COMPLETED_WRITE) #define INTEL_SIP_SMC_FCS_GET_PROVISION_DATA \ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_GET_PROVISION_DATA) =20 +/** + * Request INTEL_SIP_SMC_FCS_OPEN_CRYPTO_SERVICE_SESSION + * Sync call to open and establish a crypto service session with firmware + * + * Call register usage: + * a0 INTEL_SIP_SMC_FCS_OPEN_CRYPTO_SERVICE_SESSION + * a1-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 error if a0 is INTEL_SIP_SMC_STATUS_ERROR + * a2 session ID + * a3 not used + */ +#define INTEL_SIP_SMC_FUNCID_FCS_OPEN_CRYPTO_SERVICE_SESSION 110 +#define INTEL_SIP_SMC_FCS_OPEN_CRYPTO_SERVICE_SESSION \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_OPEN_CRYPTO_SERVICE_= SESSION) + +/** + * Request INTEL_SIP_SMC_FCS_CLOSE_CRYPTO_SERVICE_SESSION + * Sync call to close a service session + * + * Call register usage: + * a0 INTEL_SIP_SMC_FCS_CLOSE_CRYPTO_SERVICE_SESSION + * a1 session ID + * a2-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 error if a0 is INTEL_SIP_SMC_STATUS_ERROR + * a2-a3 not used + */ +#define INTEL_SIP_SMC_FUNCID_FCS_CLOSE_CRYPTO_SERVICE_SESSION 111 +#define INTEL_SIP_SMC_FCS_CLOSE_CRYPTO_SERVICE_SESSION \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_CLOSE_CRYPTO_SERVICE= _SESSION) #endif diff --git a/include/linux/firmware/intel/stratix10-svc-client.h b/include/= linux/firmware/intel/stratix10-svc-client.h index 0c16037fd08d..44e92390526f 100644 --- a/include/linux/firmware/intel/stratix10-svc-client.h +++ b/include/linux/firmware/intel/stratix10-svc-client.h @@ -138,6 +138,12 @@ struct stratix10_svc_chan; * * @COMMAND_FCS_RANDOM_NUMBER_GEN: generate a random number, return status * is SVC_STATUS_OK, SVC_STATUS_ERROR + * + * @COMMAND_FCS_CRYPTO_OPEN_SESSION: open the crypto service session(s), + * return status is SVC_STATUS_OK or SVC_STATUS_ERROR + * + * @COMMAND_FCS_CRYPTO_CLOSE_SESSION: close the crypto service session(s), + * return status is SVC_STATUS_OK or SVC_STATUS_ERROR */ enum stratix10_svc_command_code { /* for FPGA */ @@ -164,6 +170,9 @@ enum stratix10_svc_command_code { COMMAND_FCS_RANDOM_NUMBER_GEN, /* for general status poll */ COMMAND_POLL_SERVICE_STATUS =3D 40, + /* for crypto service */ + COMMAND_FCS_CRYPTO_OPEN_SESSION =3D 50, + COMMAND_FCS_CRYPTO_CLOSE_SESSION, /* Non-mailbox SMC Call */ COMMAND_SMC_SVC_VERSION =3D 200, }; --=20 2.25.1