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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0817EC83F34 for ; Sat, 19 Jul 2025 02:19:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To: References:Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version: Subject:Date:From:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=pmF2PAyfUl9zutwI19VJCgiltUzHsg+1mjdjpec94ec=; b=rtWh95GpIkXVQ6ilKb7QVdfb/t oe3xngQrHSrhRilvQ1LzOBH0aF+xlI8sDhr3gi0FExaPVTqA6FQh85aewEpCJebleWRG6cVvUbR3L 9r2TAl2VWIuBAPlmX6Rcg9OcRj4oKJfFuMAN0aUsa1HwaRSuGVG4XuSUigt/u6NKmsCosq3G3/gB2 kNGHbfJBUEqq3qKQ+748aerLrOt72oWm8hNXyhFE+6zxds4O0/kAwPvQiUtI/jklhCB1p6bfn4RqF paj7uH3lCXMr9iAhGYY1ggew1V1VTYGVRHlaOA+gGBdD9aT7x18Jk7LB76uLVuQixjdof7f/pv4pC 7jxQIPqw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ucxAa-0000000Djx9-2DUZ; Sat, 19 Jul 2025 02:19:24 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ucx3L-0000000DjJP-0ICh for linux-arm-kernel@lists.infradead.org; Sat, 19 Jul 2025 02:11:56 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 26ABC45F2F; Sat, 19 Jul 2025 02:11:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id C743AC4CEF7; Sat, 19 Jul 2025 02:11:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752891113; bh=Mp/jgK6Xt9LoSu/naNECO65nKErgpdesQbN446RlRp0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=R/ayT6l7wFXlgg7aGJK8S37b0YdFH5sFrRyktLemEsrkBxRPWE9G0cFsXPqmhET+j p5xhbLPnzya+vFCgQrfyJrzzGVCR6roN4kOwhMBtMn0r3u/x/UXmPAXrMZnmBo8htB 2lCgcRuOCWRqbXOSlmL0tXdWMlnFkt7YcxAQYGFGI4gABjKkGWRWF5Cbc4bLaXWhsu KNFaOtJ1rbUT9d0V0I/GCX6+b07no3TGFULDUteUt+oLKgQp07f9PgAoDqMYUZuF/B Em0N2/sor7dBnaOoiNx5ogVQqrEEwt+CE4jd+ZEDBLzsMglMkvhtUKWuC6JRHrNU1D uur1MzkYlfXdw== 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 BF2FEC83F3E; Sat, 19 Jul 2025 02:11:53 +0000 (UTC) From: Per Larsen via B4 Relay Date: Sat, 19 Jul 2025 02:11:26 +0000 Subject: [PATCH v8 4/7] KVM: arm64: Mark optional FF-A 1.2 interfaces as unsupported MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250719-virtio-msg-ffa-v8-4-03e8e8dbe856@google.com> References: <20250719-virtio-msg-ffa-v8-0-03e8e8dbe856@google.com> In-Reply-To: <20250719-virtio-msg-ffa-v8-0-03e8e8dbe856@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=1752891112; l=1289; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=dgBVrMdjAZFSIYAnESFiV+uLEGMo1SRSm+p8aDNjGJQ=; b=IMDnhHhg0FoazYMmOZA5MqsjVPfiAVVoRRaOwqYguuaRhtoI9suue0RLYVCELMYFA2XwFnrmW SiPndnyo+0qDWbM6/aUAyJ88rBrYneqLwdQgpn7XWKjl1F0F3qQYkKZ 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250718_191155_158555_F9644003 X-CRM114-Status: UNSURE ( 9.81 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: perlarsen@google.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Per Larsen Update ffa_call_supported to mark FF-A 1.2 interfaces as unsupported lest they get forwarded. FFA_MSG_SEND_DIRECT_REQ2 is not marked as unsupported because a later patch in this series adds support. Also mark FFA_EL3_INTR_HANDLE as unsupported as it is only valid for physical instances. Signed-off-by: Per Larsen --- arch/arm64/kvm/hyp/nvhe/ffa.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c index 50ec52bcce4b4443c2f3ffeda455594733f3a5a0..5a173ea481940236356e2bc4248d094a858a0923 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -671,6 +671,12 @@ static bool ffa_call_supported(u64 func_id) case FFA_NOTIFICATION_SET: case FFA_NOTIFICATION_GET: case FFA_NOTIFICATION_INFO_GET: + /* Optional interfaces added in FF-A 1.2 */ + case FFA_MSG_SEND_DIRECT_RESP2: /* Optional per 7.5.1 */ + case FFA_CONSOLE_LOG: /* Optional per 13.1: not in Table 13.1 */ + case FFA_PARTITION_INFO_GET_REGS: /* Optional for virtual instances per 13.1 */ + /* Unsupported interfaces added in FF-A 1.2 */ + case FFA_EL3_INTR_HANDLE: /* Only valid for secure physical instances */ return false; } -- 2.50.0.727.gbf7dc18ff4-goog