netdev - Re: [PATCH net-next] cxgb4: continue in debug mode, if probe fails

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Message-ID: <20150828054636.GA2667@hariprasad-pc.asicdesigners.com>
Date:	Fri, 28 Aug 2015 11:16:38 +0530
From:	Hariprasad S <hariprasad@...lsio.com>
To:	Thadeu Lima de Souza Cascardo <cascardo@...hat.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net, leedom@...lsio.com,
	nirranjan@...lsio.com
Subject: Re: [PATCH net-next] cxgb4: continue in debug mode, if probe fails

On Thu, Aug 27, 2015 at 16:14:34 -0300, Thadeu Lima de Souza Cascardo wrote:
> On Wed, Aug 26, 2015 at 10:30:35PM +0530, Hariprasad Shenai wrote:
> > If adapter is flashed with incorrect firmware, probe can fail.
> > If probe fails, continue in debug mode, so one can also use the debug
> > interface to update the firmware via ethtool.
> > 
> > Signed-off-by: Hariprasad Shenai <hariprasad@...lsio.com>
> 
> What do you mean by incorrect firmware? I know the driver can cope with older
> firmware if force_old_init is used, for example. Isn't it possible to detect
> those old firmware versions and do the same as force_old_init does?
> 
> Cascardo.
Will add a code to check and upgrade for older FW which are not supported anymore.
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