Re: [PATCH 0/6] Improve link speed presentation process

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Hi Bjorn,

would you mind giving some comments to help me get these patches merged?

Thanks,
Yicong Yang

On 2020/1/15 17:04, Yicong Yang wrote:
> In this series:
> 1. Add 32 GT/s decoding in some macros as a complementary
> 2. Remove redundancy in speed presentation process and improve the codes.
>
> Currently We use switch-case statements to acquire the speed
> string according to the pci bus speed in current_link_speed_show()
> and pcie_get_speed_cap(). It leads to redundant and when new
> standard comes, we have to add cases in the related functions,
> which is easy to omit at somewhere.
>
> Abstract the judge statements out. Use macros and pci speed
> arrays instead. Then only the macros and arrays need to be
> extended when next generation comes.
>
> Link:
> https://lore.kernel.org/linux-pci/20200113211728.GA113776@xxxxxxxxxx/
> https://lore.kernel.org/linux-pci/20200114224909.GA19633@xxxxxxxxxx/
>
>
> Yicong Yang (6):
>   PCI: add 32 GT/s decoding in some macros
>   PCI: Make pci_bus_speed_strings[] public
>   PCI: Add comments for link speed info arrays
>   PCI: Improve and rename PCIE_SPEED2STR macro
>   PCI: Add PCIE_LNKCAP2_SLS2SPEED macro
>   PCI: Reduce redundancy in current_link_speed_show()
>
>  drivers/pci/pci-sysfs.c | 26 ++++----------------------
>  drivers/pci/pci.c       | 23 +++++++----------------
>  drivers/pci/pci.h       | 22 +++++++++++++++-------
>  drivers/pci/probe.c     | 37 +++++++++++++++++++++++++++++++++++++
>  drivers/pci/slot.c      | 39 +++------------------------------------
>  5 files changed, 66 insertions(+), 81 deletions(-)
>
> --
> 2.8.1
>
>
> .
>





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