Hi Pierre, On Thu, 25 Jan 2024 at 16:19, PierreGondois <pierre.gond...@arm.com> 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 <a...@kernel.org> 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/103955491/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-