Re: [PATCH] usb: gadget: nokia: Add mass storage driver to g_nokia

From: Felipe Balbi
Date: Mon Feb 02 2015 - 14:14:56 EST


On Mon, Feb 02, 2015 at 08:07:51PM +0100, Pali Rohár wrote:
> On Monday 02 February 2015 20:01:11 Felipe Balbi wrote:
> > Hi,
> >
> > On Mon, Feb 02, 2015 at 07:58:59PM +0100, Pali Rohár wrote:
> > > On Monday 02 February 2015 19:54:58 Felipe Balbi wrote:
> > > > Hi,
> > > >
> > > > On Sat, Jan 31, 2015 at 10:53:30AM +0100, Pali Rohár wrote:
> > > > > This patch adds removable mass storage support to
> > > > > g_nokia gadget (for N900). It means that at runtime
> > > > > block device can be exported or unexported. So it does
> > > > > not export anything by default and thus allows to use
> > > > > MyDocs partition as before...
> > > > >
> > > > > Signed-off-by: Pali Rohár <pali.rohar@xxxxxxxxx>
> > > >
> > > > thanks, but no thanks. Build your own using configfs.
> > >
> > > But it needs some userspace interaction right?
> > > Then its not possible for nfsboot.
> >
> > oh, right... you're using nfsboot through g_nokia. Hmm, sounds
> > like you need initramfs.
>
> Also compiling usb gadgets as external .ko modules is broken.
> So I cannot use configfs, when I compile g_nokia even if I use
> initramfs...

yeah, there are people working on that and some patches already flying
around for it. Meanwhile, you can make it built-in and use initramfs to
add mass_storage through configfs to g_nokia, no issues.

--
balbi

Attachment: signature.asc
Description: Digital signature