Re: [PATCH 0/6] arm64: dts: qcom: sc8280xp: set GPI DMA channels according to DSDT

[Pengyu Luo]

On 2026-06-02 21:21:27+08:00, Icenowy Zheng wrote:
> 在 2026-06-02二的 20:53 +0800，Pengyu Luo写道：
> 
> > On Tue, 02 Jun 2026 16:14:45 +0800, Icenowy Zheng
> > <zhengxingda@xxxxxxxxxxx> wrote:
> > 
> > I don't focus on the upstream for a while, was this problem still
> > here
> > recently? Could you attach the base commit, so I can reproduce it.
> 
> I tested on v7.0.10 (with some extra patches, but not related to
> sc8280xp).
> 
> It seems that raid456 module will lead to the hang because improper
> usage of GPI DMA, and without it loaded it seems to be working fine.
> 
> Could you check whether you have any problems with CONFIG_MD_RAID456=y
> set?
> 

The magnetic keyboard (USB HID) can't be connected somehow, others are
fine, such as the spi touchscreen (not upstream yet), which utilizes
DMA definitely. My config is here https://pastebin.com/SdjuyJYk

Which device are you testing? Please attach more information if
possible.

> Thanks,
> Icenowy