Re: [PATCH 00/16] PCI: Use FIELD_MODIFY() to simplify bitfield operations

[Hans Zhang]

Sorry for the noise.Due to my current system issues, the remaining 
patches were not sent out. I will resend them now.

Hans

On 5/1/26 00:12, Hans Zhang wrote:
> Replace open-coded bitmask clear + FIELD_PREP() sequences with the
> dedicated FIELD_MODIFY() macro.  FIELD_MODIFY() performs the same
> operation but is shorter, less error-prone, and includes compile-time
> checks to prevent field overflow.
>
> This series touches the PCI core, PCIe extended capabilities (PTM, IDE,
> TPH, MSI, REBAR, IOV, CardBus), and several DesignWare-based and
> other PCI host controllers.  No functional change is intended.
>
> The patches are split per subsystem or per driver to ease review:
> ---
> Hi, If the Maintainers think it's not necessary, please ignore it.
> ---
>
> Hans Zhang (16):
>    PCI: Use FIELD_MODIFY()
>    PCI/PTM: Use FIELD_MODIFY()
>    PCI/IDE: Use FIELD_MODIFY()
>    PCI/IOV: Use FIELD_MODIFY()
>    PCI/TPH: Use FIELD_MODIFY()
>    PCI/MSI: Use FIELD_MODIFY()
>    PCI/REBAR: Use FIELD_MODIFY()
>    PCI/CARDBUS: Use FIELD_MODIFY()
>    PCI: al: Use FIELD_MODIFY()
>    PCI: eswin: Use FIELD_MODIFY()
>    PCI: s32g: Use FIELD_MODIFY()
>    PCI: tegra194: Use FIELD_MODIFY()
>    PCI: qcom: Use FIELD_MODIFY()
>    PCI: dwc: Use FIELD_MODIFY()
>    PCI: mvebu: Use FIELD_MODIFY()
>    PCI: mediatek-gen3: Use FIELD_MODIFY()
>
>   drivers/pci/controller/dwc/pcie-al.c          | 12 ++----
>   .../controller/dwc/pcie-designware-debugfs.c  | 23 ++++-------
>   .../pci/controller/dwc/pcie-designware-ep.c   |  3 +-
>   drivers/pci/controller/dwc/pcie-designware.c  |  3 +-
>   drivers/pci/controller/dwc/pcie-eswin.c       |  3 +-
>   drivers/pci/controller/dwc/pcie-nxp-s32g.c    |  3 +-
>   drivers/pci/controller/dwc/pcie-qcom-common.c | 40 +++++++------------
>   drivers/pci/controller/dwc/pcie-qcom-ep.c     |  6 +--
>   drivers/pci/controller/dwc/pcie-tegra194.c    |  8 ++--
>   drivers/pci/controller/pci-mvebu.c            |  3 +-
>   drivers/pci/controller/pcie-mediatek-gen3.c   |  3 +-
>   drivers/pci/ide.c                             |  6 +--
>   drivers/pci/iov.c                             |  3 +-
>   drivers/pci/msi/msi.c                         | 11 ++---
>   drivers/pci/pci.c                             |  3 +-
>   drivers/pci/pcie/ptm.c                        |  3 +-
>   drivers/pci/rebar.c                           |  6 +--
>   drivers/pci/setup-cardbus.c                   |  3 +-
>   drivers/pci/tph.c                             | 10 ++---
>   19 files changed, 51 insertions(+), 101 deletions(-)
>
>
> base-commit: 3b3bea6d4b9c162f9e555905d96b8c1da67ecd5b