Re: [PATCH net v4 2/3] net: stmmac: Limit FIFO size by hardware capability

Yanteng Si
2025-01-27T18:12:36Z

在 1/27/25 09:38, Kunihiko Hayashi 写道:
> Tx/Rx FIFO size is specified by the parameter "{tx,rx}-fifo-depth" from
> stmmac_platform layer.
>
> However, these values are constrained by upper limits determined by the
> capabilities of each hardware feature. There is a risk that the upper
> bits will be truncated due to the calculation, so it's appropriate to
> limit them to the upper limit values and display a warning message.
>
> This only works if the hardware capability has the upper limit values.
>
> Fixes: e7877f52fd4a ("stmmac: Read tx-fifo-depth and rx-fifo-depth from the devicetree")
> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Reviewed-by: Yanteng Si <si.yanteng@linux.dev>

Thanks,
Yanteng