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[00/13] PCI: aardvark controller fixes

Message ID 20211001195856.10081-1-kabel@kernel.org (mailing list archive)
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Series PCI: aardvark controller fixes | expand

Message

Marek Behún Oct. 1, 2021, 7:58 p.m. UTC
Hi Lorenzo,

this series fixes some issues with the Aardvark PCIe controller driver.

Most of them are small changes. Patch 11 has a rather long commit message
since it explains how the bugs were introduced from multiple misleading
names and comments of some registers.

We have another 56 fixes for aardvark, but last time nobody wanted to
review such a large series, so we are now trying in smaller batches.

It would be great if you could find time to review, since we would like
this to land in 5.16. Preferably we would like to send another batch for
5.16, but we will see how fast this one goes

Marek & Pali

Marek Behún (2):
  PCI: aardvark: Don't spam about PIO Response Status
  PCI: aardvark: Deduplicate code in advk_pcie_rd_conf()

Pali Rohár (11):
  PCI: Add PCI_EXP_DEVCTL_PAYLOAD_* macros
  PCI: aardvark: Fix PCIe Max Payload Size setting
  PCI: aardvark: Fix preserving PCI_EXP_RTCTL_CRSSVE flag on emulated
    bridge
  PCI: aardvark: Fix configuring Reference clock
  PCI: aardvark: Do not clear status bits of masked interrupts
  PCI: aardvark: Do not unmask unused interrupts
  PCI: aardvark: Implement re-issuing config requests on CRS response
  PCI: aardvark: Simplify initialization of rootcap on virtual bridge
  PCI: aardvark: Fix link training
  PCI: aardvark: Fix checking for link up via LTSSM state
  PCI: aardvark: Fix reporting Data Link Layer Link Active

 drivers/pci/controller/pci-aardvark.c | 364 +++++++++++++++-----------
 include/uapi/linux/pci_regs.h         |   6 +
 2 files changed, 212 insertions(+), 158 deletions(-)

Comments

Lorenzo Pieralisi Oct. 4, 2021, 9:53 a.m. UTC | #1
On Fri, Oct 01, 2021 at 09:58:43PM +0200, Marek Behún wrote:
> Hi Lorenzo,
> 
> this series fixes some issues with the Aardvark PCIe controller driver.
> 
> Most of them are small changes. Patch 11 has a rather long commit message
> since it explains how the bugs were introduced from multiple misleading
> names and comments of some registers.
> 
> We have another 56 fixes for aardvark, but last time nobody wanted to
> review such a large series, so we are now trying in smaller batches.
> 
> It would be great if you could find time to review, since we would like
> this to land in 5.16. Preferably we would like to send another batch for
> 5.16, but we will see how fast this one goes
> 
> Marek & Pali

OK, so what's the overlap between this series and:

https://patchwork.kernel.org/user/todo/linux-pci/?series=506773

https://patchwork.kernel.org/user/todo/linux-pci/?series=507035

I need to keep track of reviews in the series above and make
sure they are reflected into *this* series if some of the
patches overlap or they are a rework.

Please let me know, thank you.

Lorenzo

> Marek Behún (2):
>   PCI: aardvark: Don't spam about PIO Response Status
>   PCI: aardvark: Deduplicate code in advk_pcie_rd_conf()
> 
> Pali Rohár (11):
>   PCI: Add PCI_EXP_DEVCTL_PAYLOAD_* macros
>   PCI: aardvark: Fix PCIe Max Payload Size setting
>   PCI: aardvark: Fix preserving PCI_EXP_RTCTL_CRSSVE flag on emulated
>     bridge
>   PCI: aardvark: Fix configuring Reference clock
>   PCI: aardvark: Do not clear status bits of masked interrupts
>   PCI: aardvark: Do not unmask unused interrupts
>   PCI: aardvark: Implement re-issuing config requests on CRS response
>   PCI: aardvark: Simplify initialization of rootcap on virtual bridge
>   PCI: aardvark: Fix link training
>   PCI: aardvark: Fix checking for link up via LTSSM state
>   PCI: aardvark: Fix reporting Data Link Layer Link Active
> 
>  drivers/pci/controller/pci-aardvark.c | 364 +++++++++++++++-----------
>  include/uapi/linux/pci_regs.h         |   6 +
>  2 files changed, 212 insertions(+), 158 deletions(-)
> 
> -- 
> 2.32.0
>
Marek Behún Oct. 4, 2021, 10:40 a.m. UTC | #2
> OK, so what's the overlap between this series and:
> 
> https://patchwork.kernel.org/user/todo/linux-pci/?series=506773
>
> https://patchwork.kernel.org/user/todo/linux-pci/?series=507035

Lorenzo, both those patch series are superseded by this one and the
following I plan to send once this one is applied (since I wanted to
avoid sending 60+ patches in one go).

(From the first series you applied one patch:
  PCI: aardvark: Implement workaround for the readback value of VEND_ID

 Another patch
  PCI: Add PCI_EXP_DEVCTL_PAYLOAD_* macros
 got an Ack from Bjorn, but was not applied, so we sent it again (the
 1st patch in this series). Now we have also Bjorn's Reviewed-by for
 that patch.)

Regarding links to patchwork, I am unable to see patches not delegated
to me (I can't remove delegate=kabel filter), so I can't set their
status to Superseded myself.

> I need to keep track of reviews in the series above and make
> sure they are reflected into *this* series if some of the
> patches overlap or they are a rework.
> 
> Please let me know, thank you.