[net-next v1] net: wwan: t7xx: Parameterize data plane RX BAT and FAG count

Jinjian Song jinjian.song at fibocom.com
Fri Jun 6 03:00:50 PDT 2025


From: Jakub Kicinski <kuba at kernel.org>

>On Wed,  4 Jun 2025 17:17:22 +0800 Jinjian Song wrote:
>> The parameters are used by data plane to request RX DMA buffers for the entrire lifetime of
>> the driver, so it's best to determine them at the driver load time. Adjusting them after the
>> driver has been probed could introduce complex issues (e.g., the DMA buffers may already be
>> in use for communication when the parameters are changed. While devlink appears to support
>> parameter configuration via driver reload and runtime adjustment, both of these occur after
>> the driver has been probed, which doesn't seem very friendly to the overall logic.
>
>no.
>

Hi Jakub,

Could we configue this parameter of mtk_t7xx through Kconfig?

Thanks.

Jinjian,
Best Regards.



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