[EXT] Re: [Linux-stm32] [PATCH net] net: stmmac: dwmac-imx: request high frequency mode
Shenwei Wang
shenwei.wang at nxp.com
Thu Oct 5 07:56:57 PDT 2023
> -----Original Message-----
> From: Ahmad Fatoum <a.fatoum at pengutronix.de>
> Sent: Thursday, October 5, 2023 1:28 AM
> To: Shenwei Wang <shenwei.wang at nxp.com>; David S. Miller
> > clk_disable_unprepare(dwmac->clk_mem);
> > return ret;
> > }
> > + request_bus_freq(BUS_FREQ_HIGH);
>
> I don't find request_bus_freq in linux-next (next-20231005). AFAIK, it was only
> ever suggested as RFC and never went beyond that as a reimplmeentation on
> top of devfreq was requested instead of the i.MX-specific API used in the vendor
> fork.
>
> Did you observe this performance pregression with mainline?
My apologies. I did not realize I was working on a wrong working tree. The busfreq-imx
driver hasn't yet gotten upstreamed.
Please ignore this patch.
Regards,
Shenwei
>
> Cheers,
> Ahmad
>
>
> > } else {
> > + release_bus_freq(BUS_FREQ_HIGH);
> > clk_disable_unprepare(dwmac->clk_tx);
> > clk_disable_unprepare(dwmac->clk_mem);
> > }
>
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