[U-Boot] [PATCH 0/2] Fix repeated USB scans problems

Marek Vasut marex at denx.de
Thu Jan 8 00:35:08 CET 2015


On Tuesday, January 06, 2015 at 06:02:57 PM, Stephen Warren wrote:
> On 01/06/2015 06:27 AM, Hans de Goede wrote:
> > Hi Marek & Stephen,
> > 
> > As discussed before we've a problem where our standard bootcmds sometimes
> > scan usb more then once, causing a large boot delay.
> > 
> > Marek, as discussed with you before, this patch-set tackles this
> > differently then previous sets, by simply making "usb start" a oneshot
> > command (atleast until "usb stop" is called).
> > 
> > Stephen the second patch then modifies config_distro_bootcmd.h to simply
> > call "usb start" unconditionally, since calling it repeatedly now can be
> > done without side-effects.
> > 
> > Assuming you both like these patches, that leaves the question of how to
> > merge them, they can be merged individually each through your own trees,
> > or one of you can pick up both of them, I'll leave that to you.
> 
> Users will have to get used to running "usb reset" rather than "usb
> start", but I guess that's fine.

Hi!

So why do we not have "usb reset" only, why can we not discard the "usb start" 
altogether?

> Should we rename "usb reset" to "usb restart"?

No, let's not mess with the UI any more than we already did.

> Either way, the series,
> Acked-by: Stephen Warren <swarren at nvidia.com>
> 
> Will you do something similar for SCSI?

Best regards,
Marek Vasut


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