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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50431C4332F for ; Tue, 7 Nov 2023 16:15:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343944AbjKGQPv (ORCPT ); Tue, 7 Nov 2023 11:15:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40970 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235598AbjKGQPc (ORCPT ); Tue, 7 Nov 2023 11:15:32 -0500 Received: from mail-pj1-x102f.google.com (mail-pj1-x102f.google.com [IPv6:2607:f8b0:4864:20::102f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1C7711FD3 for ; Tue, 7 Nov 2023 08:07:11 -0800 (PST) Received: by mail-pj1-x102f.google.com with SMTP id 98e67ed59e1d1-280165bba25so4327210a91.2 for ; Tue, 07 Nov 2023 08:07:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1699373230; x=1699978030; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=YeRdeeSb2IKpx2tfb4UrcUCepKcV2HFO/DXXCsP2H4A=; b=uOI+SZrzQ8sBQ12076trZOSgVCPrrgt1wHZ1a1I/XzwvzGWS2fsboOyvQZtK5wQcoV K+EAqe0uTjm7UV6F6Tjc9SocFczj1fjShUrNcsQ1aEs0l8JVhIaMeCmJbOvkdbE5lQM6 UkomqwcqFIUIQXyt1omRNo8zjgNgI81zKaf2paBkbD5NTBSwltM0PnyXWoiynauPcyN/ nBji77ywo03/D7FX1vAxNyB1i7U9u4dINSR6nbyDfPgkV65nGomSE9vcqC9ihVPXOzsD KtvcSpi5dHIHSQrX/Rzy9q+s2QdqxzONxOGK154FBaHgJ4cD36Y9/3UIbaclXUNNuM5b fgOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699373230; x=1699978030; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=YeRdeeSb2IKpx2tfb4UrcUCepKcV2HFO/DXXCsP2H4A=; b=EdjdEWFnskYQU7QreJhB0qRCdbdnvv/ripR0Iq3BSlCk2Lt5NBXfOfUfuBOUCCi/2Z NEOjml+hix7UghtPT/hGOQa47vNMp5K/rd3aKQ5BY7ZfAy1g4ByluLpkPj1g/6/OyZ4S BTGdxxXuAgV29nJxbTpaD+M7XNWrnPasWuFuDr4l8RVTs435Hz6ids4dx2eeoOBOcLMQ Jv2kPcnOX76txTN84yR5pvelEEEOhgycBiKxOlfcftaflBQEBYtKdFmFV8nJztsINODJ PIQNMB+wiPsz/OIFhxe/IGougjdZM2sgdsfAYcNrWs1NpeMi6CM8YL+9eyHqCpL+mtwZ v45w== X-Gm-Message-State: AOJu0YyFnnohDEZL41QKs7teR4HRrlrZiFpYBpRgT8fbiVXlQlV6Y8ML SbM1+2RrYcazEVlmYd+nW7phcZfeR0nAaa77Uhg= X-Google-Smtp-Source: AGHT+IEUl7PQ1Dx23fz6DZtKodWJAcf6vKRwOxs6cxfl1VYjOiKdN8lahOeIByc+wcRGLYimRQ8IRQ== X-Received: by 2002:a17:90b:164f:b0:281:b68:98ef with SMTP id il15-20020a17090b164f00b002810b6898efmr4834907pjb.18.1699373230192; Tue, 07 Nov 2023 08:07:10 -0800 (PST) Received: from rayden.urgonet (h-217-31-164-171.A175.priv.bahnhof.se. [217.31.164.171]) by smtp.gmail.com with ESMTPSA id o3-20020a17090ab88300b002775281b9easm13437pjr.50.2023.11.07.08.07.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Nov 2023 08:07:09 -0800 (PST) From: Jens Wiklander To: linux-kernel@vger.kernel.org, op-tee@lists.trustedfirmware.org Cc: Sumit Garg , Jerome Forissier , Sudeep Holla , Marc Bonnici , Olivier Deprez , Lorenzo Pieralisi , Jens Wiklander Subject: [PATCH v2 0/2] OP-TEE FF-A notifications Date: Tue, 7 Nov 2023 17:06:55 +0100 Message-Id: <20231107160657.3798803-1-jens.wiklander@linaro.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This patchset adds support for using FF-A notifications as a delivery mechanism of asynchronous notifications from OP-TEE running in the secure world. Support for asynchronous notifications via the SMC ABI was added in [1], here we add the counterpart needed when using the the FF-A ABI. Support for FF-A notifications is added with [2] and this patch set is based on Sudeeps tree at [3]. [1] https://lore.kernel.org/lkml/20211103090255.998070-1-jens.wiklander@linaro.org/ [2] https://lore.kernel.org/linux-arm-kernel/20231005-ffa_v1-1_notif-v4-0-cddd3237809c@arm.com/ [3] https://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux.git/tag/?h=ffa-updates-6.7 commit bcefd1bf63b1 ("firmware: arm_ffa: Upgrade the driver version to v1.1") v1->v2: * Applied Sumit's Reviewed-by * Addressed Sumit's comment on "optee: ffa_abi: add asynchronous notifications" Thanks, Jens Jens Wiklander (2): optee: provide optee_do_bottom_half() as a common function optee: ffa_abi: add asynchronous notifications drivers/tee/optee/call.c | 31 ++++++++++- drivers/tee/optee/ffa_abi.c | 93 ++++++++++++++++++++++++++++++- drivers/tee/optee/optee_ffa.h | 28 ++++++++-- drivers/tee/optee/optee_private.h | 9 ++- drivers/tee/optee/smc_abi.c | 36 ++---------- 5 files changed, 155 insertions(+), 42 deletions(-) base-commit: bcefd1bf63b1ec9bb08067021cf47f0fad96f395 -- 2.34.1