From d851b47b22fc4c7b5a739fc5cbc2cbee07adec90 Mon Sep 17 00:00:00 2001
From: Fugang Duan <B38611@freescale.com>
Date: Wed, 17 Sep 2014 05:18:52 +0800
Subject: [PATCH] net: fec: add interrupt coalescence feature support

i.MX6 SX support interrupt coalescence feature
By default, init the interrupt coalescing frame count threshold and
timer threshold.

Supply the ethtool interfaces as below for user tuning to improve
enet performance:
	rx_max_coalesced_frames
	rx_coalesce_usecs
	tx_max_coalesced_frames
	tx_coalesce_usecs

Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
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