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SubjectRe: [PATCH 1/2] Add c2 port support.
On Wed, Oct 22, 2008 at 02:03:52PM -0700, Greg KH wrote:

> > Why is that good? We have hundreds and hundreds of drivers which use a
> > device node interface and they work OK.
> >
> > sysfs was never intended for use as the sole interface between device
> > drivers and userspace. Using it that way is somewhat unconventional.
> > At the very least I do think it needs more justification and
> > explanation than we're being provded here.
> For firmware download to devices, using sysfs is the "normal" interface
> these days, that is what the firmware class is for.
> Which reminds me, Rodolfo, why didn't you just use that interface for
> your firmware downloading instead of rolling your own here?

Because I need also to know revision ID, device ID and other minor
info from the microcontroller. Also I can reset the microcontroller
when I need it without downloading any new firmware.




GNU/Linux Solutions e-mail:
Linux Device Driver
Embedded Systems phone: +39 349 2432127
UNIX programming skype: rodolfo.giometti

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