From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id D8AE0D811C0 for ; Thu, 25 Jan 2024 15:58:17 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=TQIpz+cw/33ns5L+k9xtN1tIJftNStssQtj0QQeNfe0=; c=relaxed/simple; d=groups.io; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject:To:Cc:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Type; s=20140610; t=1706198296; v=1; b=hEAbimNUKPvYBHZW7xay0FFcqOKYtd5M1WFK+kQtJbi9fcxxBb+H8Hz0oCmQxWqyxFTGbtTC 69NtMQqgVwI3IfAhEmDDi3pt3kxgEcpmxgRoX1v65avSghP1TnC3IPmYHjOVq1+ysW/9ZrG3YK2 FiLLTrF/xZCT0WhzJOaTpIN4= X-Received: by 127.0.0.2 with SMTP id qlFgYY7687511xe411bDzkmd; Thu, 25 Jan 2024 07:58:16 -0800 X-Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by mx.groups.io with SMTP id smtpd.web11.21569.1706198295045596086 for ; Thu, 25 Jan 2024 07:58:15 -0800 X-Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 03166CE3423 for ; Thu, 25 Jan 2024 15:58:11 +0000 (UTC) X-Received: by smtp.kernel.org (Postfix) with ESMTPSA id 090B4C43394 for ; Thu, 25 Jan 2024 15:58:09 +0000 (UTC) X-Received: by mail-lf1-f42.google.com with SMTP id 2adb3069b0e04-5100b424f8fso3160561e87.0 for ; Thu, 25 Jan 2024 07:58:08 -0800 (PST) X-Gm-Message-State: ieTbPFvecWF4yiPcJjC6SxVDx7686176AA= X-Google-Smtp-Source: AGHT+IE4ovw+7EjOXJ+ROt7Imezf2ZKFKDp2cVgOKFvDvnDcpMxtYGrM7CUlkdOGgeN9w5Oo8lnT7KLpvgy/jD5SuIQ= X-Received: by 2002:a19:7019:0:b0:510:183e:1bd2 with SMTP id h25-20020a197019000000b00510183e1bd2mr614786lfc.122.1706198287094; Thu, 25 Jan 2024 07:58:07 -0800 (PST) MIME-Version: 1.0 References: <20240125151850.620749-1-pierre.gondois@arm.com> In-Reply-To: <20240125151850.620749-1-pierre.gondois@arm.com> From: "Ard Biesheuvel" Date: Thu, 25 Jan 2024 16:57:55 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [edk2-devel] [PATCH v5 00/11] DynamicTablesPkg: Enable _PSD/_CPC generation using SCMI To: devel@edk2.groups.io, pierre.gondois@arm.com Cc: Sami Mujawar , Leif Lindholm Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,ardb@kernel.org List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: Content-Type: text/plain; charset="UTF-8" X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=hEAbimNU; spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=kernel.org (policy=none) Hi Pierre, On Thu, 25 Jan 2024 at 16:19, PierreGondois wrote: > > v1: > - https://edk2.groups.io/g/devel/message/104115 > v2: > - https://edk2.groups.io/g/devel/message/104115 > - Rebase patches on latest version. > v3: > - https://edk2.groups.io/g/devel/message/111567 > [PATCH 01/11] ArmPkg/ArmScmiDxe: Rename PERFORMANCE_PROTOCOL_VERSION > - Note the referenced spec spec is SCMI v3.2 > [PATCH 02/11] ArmPkg/ArmScmiDxe: Add PERFORMANCE_DESCRIBE_FASTCHANNEL support > - Note the referenced spec spec is SCMI v3.2 > - Move SCMI_MESSAGE_ID_PERFORMANCE enum definition out of #pragma pack(1) > [PATCH 03/11] MdePkg/Acpi65: Add _PSD/_CPC/State Coordination Types macros > - Macros used to be added to ACPI 6.4 definition file, move them to the > latest ACPI 6.5 definition file > [PATCH 10/11] DynamicTablesPkg: Add DynamicTablesScmiInfoLib > - Renamed ArmScmiInfoLib to DynamicTablesScmiInfoLib > [PATCH 11/11] DynamicTablesPkg: Remove check for _CPC field > - Add warning when missing one of the bypassed field > All patches: > - Rebase on latest master > - Use ACPI 6.5 definitions instead of 6.4 previously > v4: > - https://edk2.groups.io/g/devel/message/112378 > - Extracted and submitted patch: > - MdePkg/IndustryStandard: Add _PSD/_CPC/Coord types definitions > separately at: [1] > v5: > [PATCH v4 05/10] DynamicTablesPkg: Add CM_ARM_PSD_INFO object > - Updated format from "0x%llx" -> "0x%x" > [PATCH v4 07/10] DynamicTablesPkg: Add AmlCreatePsdNode() to generate _PSD > - Corrected error handling > [PATCH v4 09/10] DynamicTablesPkg: Add DynamicTablesScmiInfoLib > - Moved DynamicTablesScmiInfoLib library to AARCH64 section > [PATCH v4 10/10] DynamicTablesPkg: Remove check for _CPC field > - Added a patch 'DynamicTablesPkg: Add PcdDevelopmentPlatformRelaxations Pcd' > and make use of the new Pcd > > The SCMI performance protocol allows to query the Operating Performance > Points (OPPs) available for each performance domain. Each OPP has a > specific frequency/power consumption/performance. > > On Device Tree (DT) based platforms, the SCMI protocol is directly > available from the OS. > On ACPI based platforms, the _PSD objects allows to identify CPUs > belonging > to the same performance domain. CPUs belonging to the same performance > domain have the same frequency. The _CPC object allows to > describe/control the performance level/frequency of a CPU (i.e. its > frequency). > > This patchset: > - Add support for 'DescribeFastchannel' SCMI performance protocol > - Add a object to the DynamicTablesPkg to describe the PSD information > - Allows to generate _PSD objects in the SsdtCpuTopologyGenerator > - Add a ArmScmiInfoLib library populating DynamicTablesPkg CPC objects, > relying on the SCMI protocol to fetch the relevant information > > A patchset for Juno-r2 platforms will be submitted to demonstrate > this functionality. > > [1] https://edk2.groups.io/g/devel/message/111901 > > Pierre Gondois (11): > ArmPkg/ArmScmiDxe: Rename PERFORMANCE_PROTOCOL_VERSION > ArmPkg/ArmScmiDxe: Add PERFORMANCE_DESCRIBE_FASTCHANNEL support For these, Acked-by: Ard Biesheuvel Feel free to merge along with the rest of the series. Thanks, -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#114429): https://edk2.groups.io/g/devel/message/114429 Mute This Topic: https://groups.io/mt/103955491/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=-