Re: firmware loading interface

Dmitry Torokhov
2009-12-01T09:14:35Z

On Fri, Nov 13, 2009 at 04:35:01PM -0800, Roland Dreier wrote:
>
> > However our device will have flash to store the firmware in and, whilst
> > it looks as though it would be possible for us to use request_firmware
> > to provide occasional firmware upgrades from userspace, I can't find any
> > reference as to whether this is an accepted method for doing so. Could
> > someone please confirm for me whether or not it's a good idea to use
> > request_firmware for this, or perhaps point me at another standard
> > method for doing firmware updates from userspace?
>
> I think request_firmware() is fine for this... you could have a look at
> drivers/net/cxgb3 to see a device that writes new firmware to flash when
> it detects a version mismatch between driver and device.
>

Doesn't dell_rbu also uses request-firmware for flashing BIOS?

--
Dmitry