Re: [PATCH 0/2] Add dma-coherent for gs101 UFS dt node

[William McVicker]

On 03/14/2025, Bart Van Assche wrote:
> On 3/14/25 8:38 AM, Peter Griffin wrote:
> > ufs-exynos driver enables the shareability option for gs101 which
> > means the descriptors need to be allocated as cacheable.
> 
> Shouldn't that code be modified such that the shareability option is
> only set if the dma-coherent property is present in the device tree?

That's what we do downstream and would fix any issues when booting with an
older DT that doesn't have the `dma-coherent` property set. So I agree that
would be a worthy fix (which I did verify fixes the stability issues).

Regards,
Will

> 
> Thanks,
> 
> Bart.