Re: [PATCH v4 3/3] arm64: dts: qcom: sa8775p: Mark PCIe EP controller as cache coherent

From: Johan Hovold
Date: Tue Nov 21 2023 - 10:39:48 EST


On Tue, Nov 21, 2023 at 09:02:41PM +0530, Mrinmay Sarkar wrote:
>
> On 11/21/2023 8:25 PM, Johan Hovold wrote:
> > On Tue, Nov 21, 2023 at 08:08:13PM +0530, Mrinmay Sarkar wrote:
> >> The PCIe EP controller on SA8775P supports cache coherency, hence add
> >> the "dma-coherent" property to mark it as such.

> > What tree is this against?
> >
> > Both controllers are already marked as dma-coherent in mainline so this
> > patch makes no sense (and the context also looks wrong).

> Yes both the RC controllers are dma-coherent and this change is for
> PCIe EP controller and it is inside pcie0_ep node.
> Actually the pcie0_ep node change is yet to apply on linux next.
> I just made this change on top of that and the same I mentioned in
> cover letter.

Ah, thanks for clarifying, and sorry for the noise.

Johan