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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 0F2D1C4320E for ; Tue, 31 Aug 2021 07:25:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAFCA60FE8 for ; Tue, 31 Aug 2021 07:25:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239895AbhHaH0E (ORCPT ); Tue, 31 Aug 2021 03:26:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239872AbhHaH0D (ORCPT ); Tue, 31 Aug 2021 03:26:03 -0400 Received: from mail-lf1-x12f.google.com (mail-lf1-x12f.google.com [IPv6:2a00:1450:4864:20::12f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 31523C061575 for ; Tue, 31 Aug 2021 00:25:08 -0700 (PDT) Received: by mail-lf1-x12f.google.com with SMTP id c8so23964085lfi.3 for ; Tue, 31 Aug 2021 00:25:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=NvXatvGat/zwzJqSmrQCEyhrxQWhLfa0q1L0IoYWuTg=; b=iNyRlbcMO4LknPkqP5iFDBV09Yqg0XtrnmdY7PN/0/E/2JDFxzTOEKDH92y7rH6B0L NigfgnbJciNP4Ku08MkJxAGZSHjaTp3zQLl03T1Js3UKctvjXxfkvtZbjRUUxxmwVuVY UJ9jnQFHtkBcO/HIPC/WE9xkKnLs1iH4WCchfenEEyFRsqbmSVIg7THPa3fDurPG/KSY EkGdv1DuxTpdfFWi1NTF4A/XR/EcniBHKcQgdhOW9LpGjlWfwserbx4WffQWBzS+6ESR T4HepE0Lr/FgW95zNICdnisx0RV3+uzytkvTl4caSgVFVdIwCUIZXVi5q+hlzjSpXdAR lDCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=NvXatvGat/zwzJqSmrQCEyhrxQWhLfa0q1L0IoYWuTg=; b=WNTqB9sAXb+dLaAXrQauPfypD+i5T+SP/+mUzItZP5ZSiD+rNETvWRmLx39n+O2z2Z EEshNPl5GDCGNe2jfxoPj2Hg32U31ywW6pp9WG4QjJaFZ5ZMhq6hcpjc2zC6b5mvcL6g tPcIBXAozqBlAxBy2IfkbJsEib7FE1qC4Q2i1ome1YqwszIoznOC1o3g8EnyoUqkGZ8p Kg4t+3y6CSL3qA7pNDbpIxvoV2hoUl5LLmd64Z9BN5TZs9/Xxi9V48L8qxKc9C3A0Srg mBsoj2tPt7rQgivJfhCOz4BBUuXCU6EmnR7nYKnit6PESCmZ74DgftK0S7TNNbF6Oqj3 8Haw== X-Gm-Message-State: AOAM533g1kwY254Zx7/neyacvj07L1LGGjPu94mq6jv0rNrTXmL2WwT9 A3LXB6mRDgRNBqO807gVBrpCic9lYRx/GA== X-Google-Smtp-Source: ABdhPJyqJhMtxAM+nqvSzFBxNdo5C3ywqecCyMvb+BiPoFVm9kMFZFdZhDqHVBqHGTFY0+qBKBkYXg== X-Received: by 2002:a05:6512:128b:: with SMTP id u11mr1739974lfs.387.1630394706438; Tue, 31 Aug 2021 00:25:06 -0700 (PDT) Received: from jade.urgonet (h-94-254-48-165.A175.priv.bahnhof.se. [94.254.48.165]) by smtp.gmail.com with ESMTPSA id c10sm1642569lfv.246.2021.08.31.00.25.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 31 Aug 2021 00:25:06 -0700 (PDT) From: Jens Wiklander To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, op-tee@lists.trustedfirmware.org Cc: Sumit Garg , Sudeep Holla , Marc Bonnici , Jerome Forissier , sughosh.ganu@linaro.org, Jens Wiklander Subject: [PATCH v5 1/5] tee: add sec_world_id to struct tee_shm Date: Tue, 31 Aug 2021 09:24:08 +0200 Message-Id: <20210831072412.887565-2-jens.wiklander@linaro.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210831072412.887565-1-jens.wiklander@linaro.org> References: <20210831072412.887565-1-jens.wiklander@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adds sec_world_id to struct tee_shm which describes a shared memory object. sec_world_id can be used by a driver to store an id assigned by secure world. Reviewed-by: Sumit Garg Signed-off-by: Jens Wiklander --- include/linux/tee_drv.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 3ebfea0781f1..a1f03461369b 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -197,7 +197,11 @@ int tee_session_calc_client_uuid(uuid_t *uuid, u32 connection_method, * @num_pages: number of locked pages * @dmabuf: dmabuf used to for exporting to user space * @flags: defined by TEE_SHM_* in tee_drv.h - * @id: unique id of a shared memory object on this device + * @id: unique id of a shared memory object on this device, shared + * with user space + * @sec_world_id: + * secure world assigned id of this shared memory object, not + * used by all drivers * * This pool is only supposed to be accessed directly from the TEE * subsystem and from drivers that implements their own shm pool manager. @@ -213,6 +217,7 @@ struct tee_shm { struct dma_buf *dmabuf; u32 flags; int id; + u64 sec_world_id; }; /** -- 2.31.1