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

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Message-ID: <20150827191433.GP13535@indiana.gru.redhat.com>
Date:	Thu, 27 Aug 2015 16:14:34 -0300
From:	Thadeu Lima de Souza Cascardo <cascardo@...hat.com>
To:	Hariprasad Shenai <hariprasad@...lsio.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 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.
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