From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 93262221FB1; Wed, 30 Jul 2025 21:15:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753910117; cv=none; b=mcmiHthMswdhKPgHDIFEF9W2bEymhLu2j9fjKLfy7ru3SoHXe2ftHZezkNfzwU+oJDyI5j7WrTOO/zxiB15Wk1wQCYzhuUKiXjq9ULUadNdg79vNZa8wjko0ASalZ0A39Mz31T4crAG9fVMY46PqJ9L1FvV0G1Mqao0IBZytvWU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753910117; c=relaxed/simple; bh=L/ffZHLHLfmDPG6MLYu7UcnDeKt5iIqxg63GGjIOWzE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=qrG1iSYoa62s0h9mdahAJzn4R2KqGymr49eARnSagi5GSKtqYLeNBfruAQgfkUJhFpT+measDjupeet4GNUH5jleVoA02z0tZoNhtx0DLE/ANPVSbf/JTKwZlolwnY4tASj30MLcXjZeDRcNBrYf/gU6mnGFcXaCdGLPpN7C1AI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jdc1F7v2; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jdc1F7v2" Received: by smtp.kernel.org (Postfix) with ESMTPS id 2FBC0C4CEF5; Wed, 30 Jul 2025 21:15:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753910117; bh=L/ffZHLHLfmDPG6MLYu7UcnDeKt5iIqxg63GGjIOWzE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=jdc1F7v2NWukEnwf+M7tC1HidW+aEouvj5muF7VS1WLjRdmtWLuCKV5MbsXHZJ8Vm UAJlcIj6L4ro6noyReyPpfGxvadHZfQmgs2sY0tygJ6irn8G3R2dnqioGNwyxXdk/M sDEedd+UqJMqLRhsEpLobpc8TxmEbmYc0kTTC4i5B/uaS3CRmjO5yT+uIgmAkzTx6g DE1WLRraz6UvqsL/gkcajjqzBAUE8QkRk7zs/XCe2r1OhT+ElCOVAwSUN+qCLHb9uB a88jcoYAbDE8aVhMZWIsblJiq6uAlmphDDkKLkRPUuhdufiIaKCdtQxJuGyimmX7PG TslBqMrBAdAOw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 256A3C87FCC; Wed, 30 Jul 2025 21:15:17 +0000 (UTC) From: Per Larsen via B4 Relay Date: Wed, 30 Jul 2025 21:15:09 +0000 Subject: [PATCH v9 6/6] KVM: arm64: Bump the supported version of FF-A to 1.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250730-virtio-msg-ffa-v9-6-7f1b55c8d149@google.com> References: <20250730-virtio-msg-ffa-v9-0-7f1b55c8d149@google.com> In-Reply-To: <20250730-virtio-msg-ffa-v9-0-7f1b55c8d149@google.com> To: Marc Zyngier , Oliver Upton , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Sudeep Holla Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, ahomescu@google.com, armellel@google.com, arve@android.com, ayrton@google.com, qperret@google.com, sebastianene@google.com, qwandor@google.com, Per Larsen X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1753910116; l=1481; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=P0vUAR0qDySqTxDDflFhrWZ3pm+eWYd6FxsAvZfn6qs=; b=Uz8YatvRCoyf30WVMnYmDCyh1423xGoL0y2Mwx58zD9islDa5g4SWpNsHFCY/S29KYqX8+/88 Yoo+MJNcEIwDDHcyk8gV0e4EDyTQZ6SjKfdACko6GpOSGmTNztCz2sC X-Developer-Key: i=perlarsen@google.com; a=ed25519; pk=jjc/Ta4VmrLRmMoahP6d1mBcKzvWU+nsmdtYe2oS2kQ= X-Endpoint-Received: by B4 Relay for perlarsen@google.com/20250508 with auth_id=402 X-Original-From: Per Larsen Reply-To: perlarsen@google.com From: Per Larsen FF-A version 1.2 introduces the DIRECT_REQ2 ABI. Bump the FF-A version preferred by the hypervisor to enable implementation of the 1.2-only FFA_MSG_SEND_DIRECT_REQ2 and FFA_MSG_SEND_RESP2 messaging interfaces. Co-developed-by: Ayrton Munoz Signed-off-by: Ayrton Munoz Acked-by: Will Deacon Signed-off-by: Per Larsen --- arch/arm64/kvm/hyp/nvhe/ffa.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c index 6afc7e97a1e1e5e23ccf9cc11553b3fdaf8a51e7..a9d827ec5a11743c86ba3f36bf3671cbecd4f3c1 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -934,7 +934,7 @@ int hyp_ffa_init(void *pages) arm_smccc_1_2_smc(&(struct arm_smccc_1_2_regs) { .a0 = FFA_VERSION, - .a1 = FFA_VERSION_1_1, + .a1 = FFA_VERSION_1_2, }, &res); if (res.a0 == FFA_RET_NOT_SUPPORTED) return 0; @@ -955,10 +955,10 @@ int hyp_ffa_init(void *pages) if (FFA_MAJOR_VERSION(res.a0) != 1) return -EOPNOTSUPP; - if (FFA_MINOR_VERSION(res.a0) < FFA_MINOR_VERSION(FFA_VERSION_1_1)) + if (FFA_MINOR_VERSION(res.a0) < FFA_MINOR_VERSION(FFA_VERSION_1_2)) hyp_ffa_version = res.a0; else - hyp_ffa_version = FFA_VERSION_1_1; + hyp_ffa_version = FFA_VERSION_1_2; tx = pages; pages += KVM_FFA_MBOX_NR_PAGES * PAGE_SIZE; -- 2.50.1.552.g942d659e1b-goog