On Mon, Apr 15, 2019 at 09:00:58PM +0530, Manikanta Maddireddy wrote: > > > On 15-Apr-19 7:07 PM, Thierry Reding wrote: > > On Thu, Apr 11, 2019 at 10:33:46PM +0530, Manikanta Maddireddy wrote: > >> Each root port is added as a child device tree node of PCIe controller > >> node. These child nodes are parsed using open firmware PCI bus accessor > >> functions. If the child node is not of "pci" type then device tree > >> parsing fails. Add "pci" type check before parsing child device tree node. > >> > >> Signed-off-by: Manikanta Maddireddy <mmaddireddy@xxxxxxxxxx> > >> --- > >> drivers/pci/controller/pci-tegra.c | 3 +++ > >> 1 file changed, 3 insertions(+) > > Erm... what is the use-case that you're trying to support? Why would we > > ever have children nodes that are not of type "pci"? > > > > Thierry > In downstream kernel we have "prod-settings" node as one of the child nodes. > Even though we are not supporting this in upstream kernel, I believe this > check is good to have. We don't have prod-settings upstream and for good reason. There's no need to add this check in upstream. We can carry the change downstream until we've moved away from prod-settings downstream as well. Thierry
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