[PATCH 01/26] Revert "pci: pci-uclass: Dynamically allocate the PCI regions"

[Tom Rini]

On Wed, Feb 10, 2021 at 03:27:22PM +0100, Marek Vasut wrote:
> On 2/10/21 3:13 PM, Tom Rini wrote:
> > On Wed, Feb 10, 2021 at 08:46:51AM +0800, Bin Meng wrote:
> > > Hi Simon,
> > > 
> > > On Sun, Feb 7, 2021 at 11:34 PM Simon Glass <sjg at chromium.org> wrote:
> > > > 
> > > > Hi Bin,
> > > > 
> > > > On Sun, 7 Feb 2021 at 08:11, Bin Meng <bmeng.cn at gmail.com> wrote:
> > > > > 
> > > > > This reverts commit e002474158d1054a7a2ff9a66149384c639ff242.
> > > > > 
> > > > > Commit e002474158d1 ("pci: pci-uclass: Dynamically allocate the PCI regions")
> > > > > changes 'struct pci_controller'.regions from pre-allocated array of
> > > > > regions to dynamically allocated, which unfortunately broken lots of
> > > > > boards that still use the non-DM PCI driver.
> > > > > 
> > > > > We may update every non-DM PCI board codes to do the dynamical
> > > > > allocation of PCI regions but that's a lot of work (e.g.: almost
> > > > > all Freescale PowerPC boards are broken now and need to be fixed).
> > > > > Let's do the easy way.
> > > > 
> > > > No one has noticed since July, apparently. I think it would be better
> > > > to disable PCI on these boards, until either someone migrates them or
> > > > they are removed. The PCI deadline was about 18 months ago.
> > > > 
> > > 
> > > Yep, but I'd like to keep this revert instead of just fixing the
> > > qemu-ppce500 here, to give people a chance to test their original
> > > non-DM version of PCI driver before the DM conversion.
> > > 
> > > Once all boards have converted to DM PCI, we can revert this revert patch again.
> > > 
> > > > Tom, do you know the situation here?
> > 
> > So, I made a lack of DM_PCI migration be fatal and got a build done
> > here:
> > https://gitlab.denx.de/u-boot/u-boot/-/pipelines/6348
> > 
> > Of note, MIPS malta fails, so I had to drop that from pytest to complete
> > the world build.  There's then a handful of ARM boards, another large
> > chunk of PowerPC, and then a few others such as r7780mp.  SH is the big
> > what to do here to me, other than PowerPC, as other than r2dplus
> > everything is missing the main "convert to DM" migration deadline as
> > well.
> 
> Anything SH except r2dplus is likely dead.

Shall I send a series to remove most of the boards then?

-- 
Tom
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