Re: [PATCH v2] arm64: dts: rockchip: rk356x: Fix PCIe register map and ranges

Ondřej Jirman
2022-10-21T15:40:25Z

On Fri, Oct 21, 2022 at 09:07:50AM -0400, Peter Geis wrote:
> Good Morning Heiko,
>
> Apologies for just getting to this, I'm still in the middle of moving
> and just got my lab set back up.
>
> I've tested this patch series and it leads to the same regression with
> NVMe drives. A loop of md5sum on two identical 4GB random files
> produces the following results:
> d11cf0caa541b72551ca22dc5bef2de0 test-rand.img
> fad97e91da8d4fd554c895cafa89809b test-rand2.img
> 2d56a7baa05c38535f4c19a2b371f90a test-rand.img
> 74e8e6f93d7c3dc3ad250e91176f5901 test-rand2.img
> 25cfcfecf4dd529e4e9fbbe2be482053 test-rand.img
> 74e8e6f93d7c3dc3ad250e91176f5901 test-rand2.img
> b9637505bf88ed725f6d03deb7065dab test-rand.img
> f7437e88d524ea92e097db51dce1c60d test-rand2.img
>
> Before this patch series:
> d11cf0caa541b72551ca22dc5bef2de0 test-rand.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand2.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand2.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand2.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand.img
> d11cf0caa541b72551ca22dc5bef2de0 test-rand2.img
>
> Though I do love where this patch is going and would like to see if it
> can be made to work, in its current form it does not.

Thanks for the test. Can you please also test v1? Also please share lspci -vvv
of your nvme drive, so that we can see allocated address ranges, etc.

kind regards,
o.

> Very Respectfully,
> Peter Geis