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Upstream commit 5db89c99566f (net: ifb: report ethtool stats over num_tx_queues, 2026-05-13) Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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‎Documentation/netlink/specs/dev-energymodel.yaml‎

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# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
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#
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# Copyright (c) 2025 Valve Corporation.
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#
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---
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name: dev-energymodel
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doc: |
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Energy model netlink interface to notify its changes.
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protocol: genetlink
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uapi-header: linux/dev_energymodel.h
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definitions:
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-
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type: flags
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name: perf-state-flags
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entries:
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-
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name: perf-state-inefficient
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doc: >-
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The performance state is inefficient. There is in this perf-domain,
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another performance state with a higher frequency but a lower or
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equal power cost.
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-
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type: flags
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name: perf-domain-flags
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entries:
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-
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name: perf-domain-microwatts
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doc: >-
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The power values are in micro-Watts or some other scale.
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-
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name: perf-domain-skip-inefficiencies
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doc: >-
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Skip inefficient states when estimating energy consumption.
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-
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name: perf-domain-artificial
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doc: >-
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The power values are artificial and might be created by platform
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missing real power information.
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attribute-sets:
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-
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name: perf-domain
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doc: >-
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Information on a single performance domains.
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attributes:
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-
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name: pad
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type: pad
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-
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name: perf-domain-id
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type: u32
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doc: >-
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A unique ID number for each performance domain.
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-
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name: flags
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type: u64
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doc: >-
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Bitmask of performance domain flags.
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enum: perf-domain-flags
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-
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name: cpus
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type: u64
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multi-attr: true
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doc: >-
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CPUs that belong to this performance domain.
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-
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name: perf-table
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doc: >-
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Performance states table.
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attributes:
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-
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name: perf-domain-id
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type: u32
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doc: >-
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A unique ID number for each performance domain.
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-
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name: perf-state
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type: nest
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nested-attributes: perf-state
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multi-attr: true
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-
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name: perf-state
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doc: >-
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Performance state of a performance domain.
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attributes:
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-
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name: pad
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type: pad
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-
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name: performance
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type: u64
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doc: >-
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CPU performance (capacity) at a given frequency.
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-
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name: frequency
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type: u64
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doc: >-
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The frequency in KHz, for consistency with CPUFreq.
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-
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name: power
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type: u64
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doc: >-
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The power consumed at this level (by 1 CPU or by a registered
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device). It can be a total power: static and dynamic.
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-
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name: cost
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type: u64
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doc: >-
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The cost coefficient associated with this level, used during energy
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calculation. Equal to: power * max_frequency / frequency.
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-
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name: flags
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type: u64
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doc: >-
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Bitmask of performance state flags.
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enum: perf-state-flags
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operations:
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list:
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-
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name: get-perf-domains
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attribute-set: perf-domain
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doc: Get the list of information for all performance domains.
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do:
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request:
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attributes:
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- perf-domain-id
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reply:
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attributes: &perf-domain-attrs
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- pad
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- perf-domain-id
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- flags
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- cpus
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dump:
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reply:
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attributes: *perf-domain-attrs
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-
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name: get-perf-table
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attribute-set: perf-table
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doc: Get the energy model table of a performance domain.
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do:
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request:
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attributes:
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- perf-domain-id
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reply:
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attributes:
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- perf-domain-id
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- perf-state
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-
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name: perf-domain-created
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doc: A performance domain is created.
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notify: get-perf-table
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mcgrp: event
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-
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name: perf-domain-updated
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doc: A performance domain is updated.
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notify: get-perf-table
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mcgrp: event
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-
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name: perf-domain-deleted
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doc: A performance domain is deleted.
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attribute-set: perf-table
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event:
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attributes:
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- perf-domain-id
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mcgrp: event
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mcast-groups:
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list:
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-
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name: event

‎Documentation/netlink/specs/drm_ras.yaml‎

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# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
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---
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name: drm-ras
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protocol: genetlink
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uapi-header: drm/drm_ras.h
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doc: >-
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DRM RAS (Reliability, Availability, Serviceability) over Generic Netlink.
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Provides a standardized mechanism for DRM drivers to register "nodes"
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representing hardware/software components capable of reporting error counters.
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Userspace tools can query the list of nodes or individual error counters
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via the Generic Netlink interface.
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definitions:
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-
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type: enum
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name: node-type
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value-start: 1
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entries: [error-counter]
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doc: >-
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Type of the node. Currently, only error-counter nodes are
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supported, which expose reliability counters for a hardware/software
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component.
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attribute-sets:
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-
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name: node-attrs
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attributes:
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-
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name: node-id
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type: u32
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doc: >-
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Unique identifier for the node.
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Assigned dynamically by the DRM RAS core upon registration.
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-
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name: device-name
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type: string
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doc: >-
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Device name chosen by the driver at registration.
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Can be a PCI BDF, UUID, or module name if unique.
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-
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name: node-name
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type: string
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doc: >-
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Node name chosen by the driver at registration.
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Can be an IP block name, or any name that identifies the
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RAS node inside the device.
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-
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name: node-type
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type: u32
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doc: Type of this node, identifying its function.
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enum: node-type
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-
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name: error-counter-attrs
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attributes:
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-
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name: node-id
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type: u32
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doc: Node ID targeted by this error counter operation.
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-
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name: error-id
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type: u32
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doc: Unique identifier for a specific error counter within an node.
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-
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name: error-name
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type: string
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doc: Name of the error.
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-
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name: error-value
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type: u32
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doc: Current value of the requested error counter.
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operations:
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list:
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-
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name: list-nodes
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doc: >-
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Retrieve the full list of currently registered DRM RAS nodes.
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Each node includes its dynamically assigned ID, name, and type.
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**Important:** User space must call this operation first to obtain
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the node IDs. These IDs are required for all subsequent
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operations on nodes, such as querying error counters.
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attribute-set: node-attrs
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flags: [admin-perm]
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dump:
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reply:
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attributes:
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- node-id
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- device-name
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- node-name
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- node-type
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-
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name: get-error-counter
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doc: >-
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Retrieve error counter for a given node.
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The response includes the id, the name, and even the current
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value of each counter.
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attribute-set: error-counter-attrs
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flags: [admin-perm]
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do:
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request:
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attributes:
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- node-id
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- error-id
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reply:
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attributes: &errorinfo
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- error-id
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- error-name
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- error-value
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dump:
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request:
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attributes:
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- node-id
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reply:
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attributes: *errorinfo

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