Re: [PATCH v2 00/20] thunderbolt: Initial USB4 v2 support

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On Mon, Jun 12, 2023 at 11:21:25AM +0300, Mika Westerberg wrote:
> Hi all,
> 
> This series adds initial support for the next USB4 version (USB4 v2) and
> the Intel Barlow Ridge discrete controller. This includes support for
> the 80G symmetric link, the necessary configuration needed to bring up
> the router in v2 mode, adaptive TMU, PCIe extended encapsulation, and
> CL2 low power link state. We will be sending the rest of the USB4 v2
> support, including asymmetric 128/80G link support later on once this
> one has settled.
> 
> These are based on thunderbolt.git/next.
> 
> The previous version of the series can be found:
> 
> https://lore.kernel.org/linux-usb/20230531090645.5573-1-mika.westerberg@xxxxxxxxxxxxxxx/
> 
> Changes from v1:
> 
>   * Make tb_switch_is_usb4() use usb4_switch_version() as well
>   * Set TMU mode off by default in tmu_mode_init()
>   * Log TMU mode change only if it is actually changed in
>     tb_switch_tmu_configure().
> 
> Gil Fine (9):
>   thunderbolt: Identify USB4 v2 routers
>   thunderbolt: Add support for USB4 v2 80 Gb/s link
>   thunderbolt: Announce USB4 v2 connection manager support
>   thunderbolt: Enable USB4 v2 PCIe TLP/DLLP extended encapsulation

Tweaked this slightly to use str_enabled_disabled(), and return -EINVAL
in case of non-PCIe adapter. Updated kernel-doc accordingly.

>   thunderbolt: Add two additional double words for adapters TMU for USB4 v2 routers
>   thunderbolt: Fix DisplayPort IN adapter capability length for USB4 v2 routers
>   thunderbolt: Fix PCIe adapter capability length for USB4 v2 routers
>   thunderbolt: Move constants related to NVM into nvm.c
>   thunderbolt: Increase NVM_MAX_SIZE to support Intel Barlow Ridge controller
> 
> Mika Westerberg (11):
>   thunderbolt: Ignore data CRC mismatch for USB4 routers
>   thunderbolt: Do not touch lane 1 adapter path config space
>   thunderbolt: Add the new USB4 v2 notification types
>   thunderbolt: Reset USB4 v2 host router
>   thunderbolt: Add Intel Barlow Ridge PCI ID
>   thunderbolt: Limit Intel Barlow Ridge USB3 bandwidth
>   thunderbolt: Add support for enhanced uni-directional TMU mode
>   thunderbolt: Enable CL2 low power state
>   thunderbolt: Make bandwidth allocation mode function names consistent
>   thunderbolt: Add DisplayPort 2.x tunneling support
>   thunderbolt: Add test case for 3 DisplayPort tunnels

All applied to thunderbolt.git/next.



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