Re: [PATCH v8 0/5] DEVFREQ, DVFS Framework for Non-CPU Devices.

[Kevin Hilman <khilman@ti.com>]

MyungJoo Ham <myungjoo.ham@samsung.com> writes:

> The patchset revision v8 has minor updates since v7 and v6.
> - Allow governors to have their own sysfs interface and init/exit callbacks.
>
> The patches 1/5 (OPP notifier) and 2/5 (DEVFREQ core) have no changes since v7.
> There has been reordering between "add common sysfs interfaces" patch
> and "add basic governors" (3/5 and 5/5)
> "add internal interfaces for governors (4/5)" patch has been newly
> introduced at v8 patchset.
>
> For a usage example, please look at
> http://git.infradead.org/users/kmpark/linux-2.6-samsung/shortlog/refs/heads/devfreq
>
> In the above git tree, DVFS (dynamic voltage and frequency scaling) mechanism
> is applied to the memory bus of Exynos4210 for Exynos4210-NURI boards.
> In the example, the LPDDR2 DRAM frequency changes between 133, 266, and 400MHz
> and other related clocks simply follow the determined DDR RAM clock.
>
> The DEVFREQ driver for Exynos4210 memory bus is at
> /drivers/devfreq/exynos4210_memorybus.c in the git tree.

Minor nit: you continue to use DEVFREQ (all caps) throughout subjects
and changelogs etc. when it should be called devfreq since it's not an
acryonym.

Kevin