Re: [PATCH] spi: dw: Add deferred controller registration support

[Serge Semin <fancer.lancer@xxxxxxxxx>]

On Tue, Aug 23, 2022 at 01:06:12PM +0100, Mark Brown wrote:
> On Mon, Aug 22, 2022 at 09:18:53PM +0300, Serge Semin wrote:
> > It's pretty possible to have the spi_register_controller() method
> > returning -EPROBE_DEFER status in case, for instance, if the GPIOs used
> > for the CS implementation aren't ready to be requested due to the
> > corresponding platform devices still pending to be probed. Let's make sure
> > the DW SSI driver won't print error message in that case by calling the
> > dev_err_probe() function if the SPI-registration procedure exited with
> > a non-zero status.
> 

> This isn't adding any new support, it's making the logging less verbose
> - deferred probe worked perfectly fine without this patch.

Thanks for the note. Indeed a more correct subject would be something
like "Prevent error msg printed on deferred probe". Anyway since
you've already merged the patch in, no v2 then.

-Sergey