Re: [PATCH RFC NOT TESTED 0/2] PCI: dra7xx: Try to clean up dra7xx_pcie_cpu_addr_fixup()

Bjorn Helgaas
2025-03-17T17:30:10Z

On Thu, Mar 13, 2025 at 11:35:21AM +0530, Manivannan Sadhasivam wrote:
> On Wed, Mar 05, 2025 at 11:20:21AM -0500, Frank Li wrote:
> > This patches basic on
> > https://lore.kernel.org/imx/20250128-pci_fixup_addr-v9-0-3c4bb506f665@nxp.com/
> >
> > I have not hardware to test.
> >
> > Look for driver owner, who help test this and start move forward to remove
> > cpu_addr_fixup() work.
>
> If you remove cpu_addr_fixup() callback, it will break backwards
> compatibility with old DTs.

Do you have any pointers to DTs that will be broken? Or to commits
where they were fixed?

> You should fix the existing DTs and continue carrying the callback
> for a while.

Any insight into where these existing DTs are used and how long
they're likely to live?

Bjorn