[PATCH v1 0/4] PCI: brcmstb: Re-submit reverted patchset

Bjorn Helgaas helgaas at kernel.org
Fri Jul 15 11:27:15 PDT 2022


On Fri, Jul 01, 2022 at 12:27:21PM -0400, Jim Quinlan wrote:
> A submission [1] was made to enable a PCIe root port to turn on regulators
> for downstream devices.  It was accepted.  Months later, a regression was
> discovered on an RPi CM4 [2].  The patchset was reverted [3] as the fix
> came too late in the release cycle.  The regression in question is
> triggered only when the PCIe RC DT node has no root port subnode, which is
> a perfectly reasonsable configuration.
> ...

> Jim Quinlan (4):
>   PCI: brcmstb: Split brcm_pcie_setup() into two funcs
>   PCI: brcmstb: Add mechanism to turn on subdev regulators
>   PCI: brcmstb: oAdd control of subdevice voltage regulators
>   PCI: brcmstb: Do not turn off WOL regulators on suspend
> 
>  drivers/pci/controller/pcie-brcmstb.c | 257 +++++++++++++++++++++++---
>  1 file changed, 227 insertions(+), 30 deletions(-)

I'm assuming there's a v2 coming soonish?  We should see -rc7 this
weekend and likely a final v5.19 release on July 24, so v5.20 material
should be tidied up by then.

Bjorn



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