netdev - RE: [PATCH v3 net-next 2/2] ionic: add devlink firmware update

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Date:   Tue, 15 Sep 2020 00:52:34 +0000
From:   "Keller, Jacob E" <jacob.e.keller@...el.com>
To:     Jakub Kicinski <kuba@...nel.org>
CC:     Shannon Nelson <snelson@...sando.io>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>
Subject: RE: [PATCH v3 net-next 2/2] ionic: add devlink firmware update



> -----Original Message-----
> From: netdev-owner@...r.kernel.org <netdev-owner@...r.kernel.org> On
> Behalf Of Jakub Kicinski
> Sent: Monday, September 14, 2020 4:36 PM
> To: Keller, Jacob E <jacob.e.keller@...el.com>
> Cc: Shannon Nelson <snelson@...sando.io>; netdev@...r.kernel.org;
> davem@...emloft.net
> Subject: Re: [PATCH v3 net-next 2/2] ionic: add devlink firmware update
> 
> On Mon, 14 Sep 2020 16:15:28 -0700 Jacob Keller wrote:
> > On 9/10/2020 10:56 AM, Jakub Kicinski wrote:
> > > IOW drop the component parameter from the normal helper, cause almost
> > > nobody uses that. The add a more full featured __ version, which would
> > > take the arg struct, the struct would include the timeout value.
> > >
> > I would point out that the ice driver does use it to help indicate which
> > section of the flash is currently being updated.
> >
> > i.e.
> >
> > $ devlink dev flash pci/0000:af:00.0 file firmware.bin
> > Preparing to flash
> > [fw.mgmt] Erasing
> > [fw.mgmt] Erasing done
> > [fw.mgmt] Flashing 100%
> > [fw.mgmt] Flashing done 100%
> > [fw.undi] Erasing
> > [fw.undi] Erasing done
> > [fw.undi] Flashing 100%
> > [fw.undi] Flashing done 100%
> > [fw.netlist] Erasing
> > [fw.netlist] Erasing done
> > [fw.netlist] Flashing 100%
> > [fw.netlist] Flashing done 100%
> >
> > I'd like to keep that, as it helps tell which component is currently
> > being updated. If we drop this, then either I have to manually build
> > strings which include the component name, or we lose this information on
> > display.
> 
> Thanks for pointing that out. My recollection was that ice and netdevsim
> were the only two users, so I thought those could use the full __*
> helper and pass an arg struct. But no strong feelings.

Yea that would work for me :)

Thanks,
Jake