Re: [PATCH] driver core: Avoid pointless deferred probe attempts

From: Geert Uytterhoeven
Date: Tue Feb 23 2021 - 05:11:43 EST


Hi Saravana,

On Thu, Feb 18, 2021 at 12:51 AM Saravana Kannan <saravanak@xxxxxxxxxx> wrote:
> There's no point in adding a device to the deferred probe list if we
> know for sure that it doesn't have a matching driver. So, check if a
> device can match with a driver before adding it to the deferred probe
> list.
>
> Signed-off-by: Saravana Kannan <saravanak@xxxxxxxxxx>

Thanks for your patch!

> ---
> Geert,
>
> Can you give this a shot for your I2C DMA issue with fw_devlink=on?

Yes, this makes I2C use DMA again on Salvator-XS during kernel boot-up.

I haven't run any more elaborate tests on other platforms.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds