linux-kernel - Re: [PATCH] Bluetooth: btmrvl_sdio: look for sd8688 firmware in alternate place

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Message-ID: <1357713345.1806.44.camel@aeonflux>
Date:	Tue, 08 Jan 2013 22:35:45 -0800
From:	Marcel Holtmann <marcel@...tmann.org>
To:	Lubomir Rintel <lkundrak@...sk>
Cc:	Bing Zhao <bzhao@...vell.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Ben Hutchings <ben@...adent.org.uk>,
	"libertas-dev@...ts.infradead.org" <libertas-dev@...ts.infradead.org>,
	"linux-bluetooth@...r.kernel.org" <linux-bluetooth@...r.kernel.org>,
	Gustavo Padovan <gustavo@...ovan.org>,
	Johan Hedberg <johan.hedberg@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Bluetooth: btmrvl_sdio: look for sd8688 firmware in
 alternate place

Hi Lubomir,

> > > > linux-firmware ships the sd8688* firmware images that are shared with
> > > > libertas_sdio WiFi driver under libertas/. libertas_sdio looks in both places
> > > > and so should we.
> > > >
> > > > Signed-off-by: Lubomir Rintel <lkundrak@...sk>
> > > > ---
> > > >  drivers/bluetooth/btmrvl_sdio.c |   24 ++++++++++++++++++++++--
> > > >  drivers/bluetooth/btmrvl_sdio.h |    6 ++++--
> > > >  2 files changed, 26 insertions(+), 4 deletions(-)
> > > 
> > > NAK from me on this one. I do not want the driver to check two
> > > locations. That is what userspace can work around.
> > > 
> > > If we want to unify the location between the WiFi driver and the
> > > Bluetooth driver, I am fine with that, but seriously, just pick one over
> > > the other. I do not care which one.
> > 
> > The unified location is mrvl/ directory.
> > 
> > We can probably move SD8688 firmware & helper binaries to mrvl/ and have both drivers grab the images there?
> 
> That would break existing setups, wouldn't it?
> 
> I was under impression (commit 3d32a58b) that we care about
> compatibility here. Do we?

that is what symlinks are for.

Regards

Marcel


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