Messages in this thread | | | Date | Mon, 15 Jun 2020 15:55:56 +0100 | From | Mark Brown <> | Subject | Re: [PATCH v1 RFC 1/2] spi: introduce fallback to pio |
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On Mon, Jun 15, 2020 at 02:53:29PM +0000, Robin Gong wrote: > On 2020/06/15 22:36 Mark Brown <broonie@kernel.org> wrote:
> > We could also pass in a flag that could be set separately to the error code to > > indicate that nothing had happened to the hardware yet.
> Do you mean spi-imx.c checking 'ctlr->flags' before return such error code? > Or just like below done in spi.c.
No, I mean passing in an additional argument which can provide richer data than trying to smash things into the return value. [unhandled content-type:application/pgp-signature] | |