Re: [PATCH 09/25] scsi: hisi_sas: add phy SAS ADDR initialization

Arnd Bergmann
2015-10-15T08:43:29Z

On Thursday 15 October 2015 11:36:53 zhangfei wrote:
> On 10/14/2015 11:18 PM, Arnd Bergmann wrote:
> > On Wednesday 14 October 2015 16:05:21 John Garry wrote:
> >>
> >> OK, we can look at adding the ability to read the SAS HBA address from a
> >> FW image or EFI variables.
> >>
> >
> > The easiest way is usually to have a DT property that gets updated
> > by the firmware.
> >
>
> Yes
> In net subsystem, there is mac-address.
>
> In dts, we set default mac-address, which will be modified by
> boot-loader, if all 0 random address will be used.
> mac-address = [00 00 00 00 00 00];
>
> In driver, mac-address can be get via of_get_mac_address.
>
> Can we use the similar method here?

Good idea, I think this is the best way.

Arnd