netdev - Re: [PATCH net-next] cxgb4: Reset dcb state machine and tx queue prio only if dcb is enabled

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Date:	Sat, 07 May 2016 15:16:05 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	hariprasad@...lsio.com
Cc:	netdev@...r.kernel.org, leedom@...lsio.com, nirranjan@...lsio.com
Subject: Re: [PATCH net-next] cxgb4: Reset dcb state machine and tx queue
 prio only if dcb is enabled

From: Hariprasad Shenai <hariprasad@...lsio.com>
Date: Thu,  5 May 2016 11:05:39 +0530

> When cxgb4 is enabled with CONFIG_CHELSIO_T4_DCB set, VI enable command
> gets called with DCB enabled. But when we have a back to back setup with
> DCB enabled on one side and non-DCB on the Peer side. Firmware doesn't
> send any DCB_L2_CFG, and DCB priority is never set for Tx queue.
> But driver resets the queue priority and state machine whenever there
> is a link down, this patch fixes it by adding a check to reset only if
> cxgb4_dcb_enabled() returns true.
> 
> Signed-off-by: Hariprasad Shenai <hariprasad@...lsio.com>

Applied.