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PM / devfreq: event: Add new Rockchip NoC probe driver

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This patch adds NoC (Network on Chip) Probe driver which provides
the primitive values to get the performance data. For example, RK3399
has multiple NoC probes to monitor traffic statistics for analyzing
the transaction flow.

Change-Id: I66f6708f0d244488ca08f0f1f1cb36b19c7a2d0a
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
This commit is contained in:
Finley Xiao 2017-10-30 21:33:19 +08:00 • committed by Tao Huang
commit e8ca6ed7ae
2 changed files with 8 additions and 0 deletions
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7
drivers/devfreq/event/Kconfig
View file

@ -38,4 +38,11 @@ config DEVFREQ_EVENT_ROCKCHIP_DFI
This add the devfreq-event driver for Rockchip SoC. It provides DFI
(DDR Monitor Module) driver to count ddr load.
config DEVFREQ_EVENT_ROCKCHIP_NOCP
tristate "ROCKCHIP NoC (Network On Chip) Probe DEVFREQ event Driver"
depends on ARCH_ROCKCHIP
help
This add the devfreq-event driver for Rockchip SoC. It provides NoC
(Network on Chip) Probe counters to monitor traffic statistics.
endif # PM_DEVFREQ_EVENT

1
drivers/devfreq/event/Makefile
View file

@ -3,3 +3,4 @@
obj-$(CONFIG_DEVFREQ_EVENT_EXYNOS_NOCP) += exynos-nocp.o
obj-$(CONFIG_DEVFREQ_EVENT_EXYNOS_PPMU) += exynos-ppmu.o
obj-$(CONFIG_DEVFREQ_EVENT_ROCKCHIP_DFI) += rockchip-dfi.o
obj-$(CONFIG_DEVFREQ_EVENT_ROCKCHIP_NOCP) += rockchip-nocp.o