From nobody Tue Feb 10 05:17:10 2026 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 0317C36D4FA; Tue, 3 Feb 2026 21:44:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770155047; cv=none; b=m8pruO1mlicSVivVVQPz9kbxvCz4KAvLc889ht2RYpU2S4/DLQGAYqATz3d2jPLoRPgFOL9k4UbS8ts6YCqW3ZMUQnx0LJQmSoY+Rm3EpOMsgUO2c6BcfZoRhi5z42qcbib7qR8+O2xl8nRisesAVWXU6wT5pyKlYjyP1TnjO+w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770155047; c=relaxed/simple; bh=i1nztwTlUACO/UIm2RC8VO6S/RrsV+u2oLbBz867HsI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CvdHXfw595DDbQ2qpm9XCQd86T6xxpXchU8un8SUuPBmaS5ztBOl3Xbeyf0RFj60hXV03DoW74AMI3dsXnKXMtfmgCikyKvz6Gj3AFwkRiEt72A23MCaiHfn9CPBO4peNS2IBMEKeuqc+PdylN1lkStRWNCWwD8yll4aZUAI2Sw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 014C1497; Tue, 3 Feb 2026 13:43:59 -0800 (PST) Received: from e134344.cambridge.arm.com (e134344.arm.com [10.1.196.46]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id C00E13F778; Tue, 3 Feb 2026 13:43:59 -0800 (PST) From: Ben Horgan To: ben.horgan@arm.com Cc: amitsinght@marvell.com, baisheng.gao@unisoc.com, baolin.wang@linux.alibaba.com, carl@os.amperecomputing.com, dave.martin@arm.com, david@kernel.org, dfustini@baylibre.com, fenghuay@nvidia.com, gshan@redhat.com, james.morse@arm.com, jonathan.cameron@huawei.com, kobak@nvidia.com, lcherian@marvell.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, peternewman@google.com, punit.agrawal@oss.qualcomm.com, quic_jiles@quicinc.com, reinette.chatre@intel.com, rohit.mathew@arm.com, scott@os.amperecomputing.com, sdonthineni@nvidia.com, tan.shaopeng@fujitsu.com, xhao@linux.alibaba.com, catalin.marinas@arm.com, will@kernel.org, corbet@lwn.net, maz@kernel.org, oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, kvmarm@lists.linux.dev, zengheng4@huawei.com, linux-doc@vger.kernel.org, Shaopeng Tan Subject: [PATCH v4 01/41] arm64/sysreg: Add MPAMSM_EL1 register Date: Tue, 3 Feb 2026 21:43:02 +0000 Message-ID: <20260203214342.584712-2-ben.horgan@arm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260203214342.584712-1-ben.horgan@arm.com> References: <20260203214342.584712-1-ben.horgan@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The MPAMSM_EL1 register determines the MPAM configuration for an SMCU. Add the register definition. Tested-by: Gavin Shan Tested-by: Shaopeng Tan Tested-by: Peter Newman Reviewed-by: Jonathan Cameron Reviewed-by: Gavin Shan Acked-by: Catalin Marinas Signed-off-by: Ben Horgan --- arch/arm64/tools/sysreg | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 8921b51866d6..afbb55c9b038 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -5052,6 +5052,14 @@ Field 31:16 PARTID_D Field 15:0 PARTID_I EndSysreg =20 +Sysreg MPAMSM_EL1 3 0 10 5 3 +Res0 63:48 +Field 47:40 PMG_D +Res0 39:32 +Field 31:16 PARTID_D +Res0 15:0 +EndSysreg + Sysreg ISR_EL1 3 0 12 1 0 Res0 63:11 Field 10 IS --=20 2.43.0