linux-kernel - Re: [PATCH] usbnet/cdc_ncm: add missing .reset

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Message-Id: <201106011143.46667.oneukum@suse.de>
Date:	Wed, 1 Jun 2011 11:43:46 +0200
From:	Oliver Neukum <oneukum@...e.de>
To:	Stefan Metzmacher <metze@...ba.org>
Cc:	Oliver Neukum <oliver@...kum.name>,
	"Greg Kroah-Hartman" <gregkh@...e.de>, linux-usb@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usbnet/cdc_ncm: add missing .reset_resume hook

Am Mittwoch, 1. Juni 2011, 11:13:50 schrieb Stefan Metzmacher:
> This avoids messages like this after suspend:
> 
>    cdc_ncm 2-1.4:1.6: no reset_resume for driver cdc_ncm?
>    cdc_ncm 2-1.4:1.7: no reset_resume for driver cdc_ncm?
>    cdc_ncm 2-1.4:1.6: usb0: unregister 'cdc_ncm' usb-0000:00:1d.0-1.4, CDC NCM
> 
> This is important for the Ericsson F5521gw GSM/UMTS modem.
> Otherwise modemmanager looses the fact that the cdc_ncm and cdc_acm devices
> belong together.
> 
> The cdc_ether module does the same.

Yes, it does. Have you tested this with active connections and unconnected?

	Regards
		Oliver
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