linux-kernel - Re: v3.19: Nokia N900 - usb nokia gadget crash

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Date:	Mon, 2 Feb 2015 16:17:13 -0600
From:	Felipe Balbi <balbi@...com>
To:	Pali Rohár <pali.rohar@...il.com>
CC:	<linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Pavel Machek <pavel@....cz>,
	Sebastian Reichel <sre@...nel.org>,
	Aaro Koskinen <aaro.koskinen@....fi>,
	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>,
	Tony Lindgren <tony@...mide.com>, Felipe Balbi <balbi@...com>
Subject: Re: v3.19: Nokia N900 - usb nokia gadget crash

On Sat, Jan 31, 2015 at 10:25:09AM +0100, Pali Rohár wrote:
> On Saturday 31 January 2015 10:06:11 Pali Rohár wrote:
> > Hello,
> > 
> > when I try to modprobe g_nokia.ko gadget module on n900
> > device, it produce tons on lines to display and then crash
> > and reboot device. So its not working and I (without Nokia
> > (TM) serial console I cannot debug it).
> 
> When I compile g_nokia into zImage (not as external module) then 
> it kernel loads correctly and usb is working.
> 
> Any idea why g_nokia as external kernel module cause problems, 
> but compiled into zImage is working??

what I got here is a WARNING from f_phonet only, I'll look into it. Keep
in mind I don't have N900 available, testing with beagleboneblack and
AM437x SK.

-- 
balbi

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