From b8cec3c253a2a001e463c43260fb75fb3223a04d Mon Sep 17 00:00:00 2001
From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Date: Sun, 11 Mar 2012 22:28:18 +0300
Subject: [PATCH] pata_cmd64x: implement sff_irq_check() method

Implement sff_irq_check() method for both old and new chips.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
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