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 7EFA126AAB5; Mon, 28 Jul 2025 13:56:11 +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=1753710971; cv=none; b=jiiH3AMFeSv11aoXsynjzedOM6p7VTuPkJ62m6aZqOw8gdoAErulVWUcx5qrYOF11r0xkvwxnoM1DYz9K0q3FnkClcnqcTJFfY0H4EKXPYJgmnQXqsktoAwMmoqaFgXX9vPXh5C1TqIUQyEJWYr5iViPT0vc1OACqmvSehTIt1Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753710971; c=relaxed/simple; bh=3efNmr/84SDYWqmCQPInd8xkYI9ZwW9+f+F31pYvQt4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=m9EoNm4U9AipN8bIAI/iDJekYh52b70lR6Vot0DSfKLVHmi+M15Zn8ImT4dBR7TogKDs9/jxBi0mtlJJ+XKozcqw+xY9F1W5ZIJSSp8XrpP1MWqeP1IQthTHMALG5Ua32A84PdCN0/gmk93BhuXtG6oHU87BW7gel+NjF/dbyMU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XQgYFKli; 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="XQgYFKli" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CBDD2C4CEFB; Mon, 28 Jul 2025 13:56:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753710971; bh=3efNmr/84SDYWqmCQPInd8xkYI9ZwW9+f+F31pYvQt4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XQgYFKli6Mf5uciiy2WxU3Z0aQV89Bp9MmO5GboTspMWIhhfRAcy/xIgOxSNFGF5H rpqV+31CtKLAQkYJRfCi/HR3srwp0vP0RO6AtWC2fgRlFIb5O38VjeK8fVt+REpYoQ sWICTfhoH2nkVSjQuqwqdlZnOU0aCpG6mdrQF/jq1wCgJa9vcQShkaDYZbLUNR017C ln8nvT1vXc7qD6ufNBqQwO26ISDZW0dfq7V2KYQRkwWZJPIFIvcm0eg28w4WkDe/XZ 9hMmqza/bHCJg7lvX27ynB+itblE7mOXeUyJj8rYlZJeHpYVUh5dKDZLH84Q6irT0J HV1K26oyGsuDg== From: "Aneesh Kumar K.V (Arm)" To: linux-coco@lists.linux.dev, kvmarm@lists.linux.dev Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, aik@amd.com, lukas@wunner.de, Samuel Ortiz , Xu Yilun , Jason Gunthorpe , Suzuki K Poulose , Steven Price , Catalin Marinas , Marc Zyngier , Will Deacon , Oliver Upton , "Aneesh Kumar K.V (Arm)" Subject: [RFC PATCH v1 36/38] KVM: arm64: CCA: enable DA in realm create parameters Date: Mon, 28 Jul 2025 19:22:13 +0530 Message-ID: <20250728135216.48084-37-aneesh.kumar@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250728135216.48084-1-aneesh.kumar@kernel.org> References: <20250728135216.48084-1-aneesh.kumar@kernel.org> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Now that we have all the required steps for DA in-place, enable DA while creating ralm. Signed-off-by: Aneesh Kumar K.V (Arm) --- arch/arm64/include/asm/rmi_smc.h | 1 + arch/arm64/kvm/rme.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/arch/arm64/include/asm/rmi_smc.h b/arch/arm64/include/asm/rmi_smc.h index ab169b375198..f664954a2a91 100644 --- a/arch/arm64/include/asm/rmi_smc.h +++ b/arch/arm64/include/asm/rmi_smc.h @@ -112,6 +112,7 @@ enum rmi_ripas { #define RMI_REALM_PARAM_FLAG_LPA2 BIT(0) #define RMI_REALM_PARAM_FLAG_SVE BIT(1) #define RMI_REALM_PARAM_FLAG_PMU BIT(2) +#define RMI_REALM_PARAM_FLAG_DA BIT(3) /* * Note many of these fields are smaller than u64 but all fields have u64 diff --git a/arch/arm64/kvm/rme.c b/arch/arm64/kvm/rme.c index 11c8d47e3e9b..394d1534e6c2 100644 --- a/arch/arm64/kvm/rme.c +++ b/arch/arm64/kvm/rme.c @@ -695,6 +695,8 @@ static int realm_create_rd(struct kvm *kvm) if (r) goto out_undelegate_tables; + /* For now default enable DA */ + params->flags = RMI_REALM_PARAM_FLAG_DA; params_phys = virt_to_phys(params); if (rmi_realm_create(rd_phys, params_phys)) { -- 2.43.0