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SubjectRe: [PATCH v3 5/9] firmware: arm_scmi: Make use of FastChannels configurable
On Fri, Jul 01, 2022 at 03:55:08PM +0100, Sudeep Holla wrote:
> On Fri, Jul 01, 2022 at 03:47:20PM +0100, Cristian Marussi wrote:
>
> [...]
>
> > ... regarding why, I am using personally this indeed for testing with or
> > without FCs without having to change the installed FW blob, BUT the reason
> > for upstreaming such an option is that FC support is indeed optional by the
> > spec so I thought it would have been acceptabel that you could want to
> > configure a platform NOT to use them even though the FW implementation you
> > are using, maybe across multiple platforms, supports it.
>
> Yes it is optional. But we use only if F/W advertises that it is available,
> so no harm if it is not implemented right ? I don't believe it will save
> space in the way config is used and I don't want to push all the code
> under the config too.

What I meant was to be able to use the same FW blob_X with valid and
advertised FCs support on multiple platforms, but having the possibility
to configure some of these not to use it even if advertised as
available. Indeed there is no space saving at all that was ot the idea.

Thanks
Cristian

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