43 lines · plain
1# SPDX-License-Identifier: GPL-2.0-only2menuconfig PM_DEVFREQ_EVENT3 bool "DEVFREQ-Event device Support"4 help5 The devfreq-event device provide the raw data and events which6 indicate the current state of devfreq-event device. The provided7 data from devfreq-event device is used to monitor the state of8 device and determine the suitable size of resource to reduce the9 wasted resource.10 11 The devfreq-event device can support the various type of events12 (e.g., raw data, utilization, latency, bandwidth). The events13 may be used by devfreq governor and other subsystem.14 15if PM_DEVFREQ_EVENT16 17config DEVFREQ_EVENT_EXYNOS_NOCP18 tristate "Exynos NoC (Network On Chip) Probe DEVFREQ event Driver"19 depends on ARCH_EXYNOS || COMPILE_TEST20 select PM_OPP21 select REGMAP_MMIO22 help23 This add the devfreq-event driver for Exynos SoC. It provides NoC24 (Network on Chip) Probe counters to measure the bandwidth of AXI bus.25 26config DEVFREQ_EVENT_EXYNOS_PPMU27 tristate "Exynos PPMU (Platform Performance Monitoring Unit) DEVFREQ event Driver"28 depends on ARCH_EXYNOS || COMPILE_TEST29 select PM_OPP30 help31 This add the devfreq-event driver for Exynos SoC. It provides PPMU32 (Platform Performance Monitoring Unit) counters to estimate the33 utilization of each module.34 35config DEVFREQ_EVENT_ROCKCHIP_DFI36 tristate "ROCKCHIP DFI DEVFREQ event Driver"37 depends on ARCH_ROCKCHIP || COMPILE_TEST38 help39 This add the devfreq-event driver for Rockchip SoC. It provides DFI40 (DDR Monitor Module) driver to count ddr load.41 42endif # PM_DEVFREQ_EVENT43