linux-kernel - Re: [PATCH RESEND] Bluetooth: ath3k: Add MODULE

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Date:   Thu, 09 Jun 2022 08:56:06 +0000
From:   Juerg Haefliger <juergh@...ton.me>
To:     Marcel Holtmann <marcel@...tmann.org>
Cc:     Juerg Haefliger <juergh@...tonmail.com>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Luiz Augusto von Dentz <luiz.dentz@...il.com>,
        BlueZ <linux-bluetooth@...r.kernel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND] Bluetooth: ath3k: Add MODULE_FIRMWARE for patch and config files

On Thu, 05 May 2022 06:07:52 +0000
"Juerg Haefliger" <juergh@...tonmail.com> wrote:

> Hi Marcel,
>
>
> > Hi Juerg,
> >
> > > The ath3k driver loads patch and configuration files so add MODULE_FIRMWARE
> > > macros to povide that information via modinfo.
> > >
> > > Signed-off-by: Juerg Haefliger <juergh@...tonmail.com>
> > > ---
> > > RESEND:
> > >  Resend from protonmail email account to please the test bot.
> > > ---
> > > drivers/bluetooth/ath3k.c | 2 ++
> > > 1 file changed, 2 insertions(+)
> > >
> > > diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
> > > index 88262d3a9392..56e9a64177ae 100644
> > > --- a/drivers/bluetooth/ath3k.c
> > > +++ b/drivers/bluetooth/ath3k.c
> > > @@ -538,3 +538,5 @@ MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
> > > MODULE_VERSION(VERSION);
> > > MODULE_LICENSE("GPL");
> > > MODULE_FIRMWARE(ATH3K_FIRMWARE);
> > > +MODULE_FIRMWARE("ar3k/AthrBT_0x*.dfu");
> > > +MODULE_FIRMWARE("ar3k/ramps_0x*_*.dfu");
> >
> > I am still not convinced by the glob file matching. How would that actually work?
>
> In my case I need to remove firmware blobs that the kernel doesn't need to
> reduce disk usage. This information helps. While it might retain unneeded
> versions it's still better than nothing.

Ping. So what do you suggest? Hard-code all filenames based on what's
currently in linux-firmware? Given the HW is quite old that might not change
very often...

...Juerg

>
> ...Juerg
>
>
> > Regards
> >
> > Marcel
> >
>


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