Re: [PATCH v2 0/4] iommu/rockchip: Runtime PM fixes
From: Olof Johansson
Date: Fri Aug 24 2018 - 11:52:16 EST
On Fri, Aug 24, 2018 at 04:06:33PM +0100, Marc Zyngier wrote:
> This small series addresses a couple of runtime PM issues I've spotted
> while running 4.18 on a Chromebook Plus (kevin, rk3399) platform, and
> specifically doing kexec.
> In order to avoid making a complete mess of the IOMMU code, Heiko has
> requested that all RK platforms would select CONFIG_PM, which
> simplifies a lot of things. I've kept 32 and 64bit patches separate,
> but feel free to squash them into on if that's more convenient.
> Note that even with these patches, kexec is still fairly broken on
> rk3399, as the VOP is never turned off (see  for a fix).
>  https://www.spinics.net/lists/arm-kernel/msg670229.html
> * From v1:
> - Collected RBs from Heiko
> - Added two patches forcing CONFIG_PM on all Rockchip platforms at
> Heiko's request, following the example set by Tegra platforms.
Thanks, applied to our next/late branch which I plan to send in tomorrow.