Re: LKFT: arm x15: mmc1: cache flush error -110

From: Ulf Hansson
Date: Wed Mar 04 2020 - 05:33:20 EST


[...]

>
> > Actually we always use R1B with CMD6 as per spec.
>
> I fully agree that R1B is preferable, but it's not against the spec to
> send CMD13 to poll for busy.
>
> Moreover, we need to cope with the scenario when the host has
> specified a maximum timeout that isn't sufficiently long enough for
> the requested operation. Do you have another proposal for how to
> manage this, but disabling MMC_RSP_BUSY?
>
> Let's assume you driver would get a R1B for the CMD6 (we force it),
> then what timeout would the driver be using if we would set
> cmd.busy_timeout to 30ms?

/s/30ms/30s

Kind regards
Uffe