linux-kernel - [PATCH pata-2.6 fix queue] hpt366: don't check enablebits for HPT36x

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Message-Id: <200705042318.37367.sshtylyov@ru.mvista.com>
Date:	Fri, 4 May 2007 23:18:37 +0400
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	bzolnier@...il.com, michal.kepien@...zta.onet.pl
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH pata-2.6 fix queue] hpt366: don't check enablebits for HPT36x

HPT36x chip don't seem to have the channel enable bits, so prevent the IDE core
from checking them...

Signed-off-by: Sergei Shtylyov <sshtylyov@...mvista.com>

---
Michal, sorry for unintended breakage, please verify the patch... :-)

 drivers/ide/pci/hpt366.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletion(-)

Index: linux-2.6/drivers/ide/pci/hpt366.c
===================================================================
--- linux-2.6.orig/drivers/ide/pci/hpt366.c
+++ linux-2.6/drivers/ide/pci/hpt366.c
@@ -1,5 +1,5 @@
 /*
- * linux/drivers/ide/pci/hpt366.c		Version 1.02	Apr 18, 2007
+ * linux/drivers/ide/pci/hpt366.c		Version 1.03	May 4, 2007
  *
  * Copyright (C) 1999-2003		Andre Hedrick <andre@...ux-ide.org>
  * Portions Copyright (C) 2001	        Sun Microsystems, Inc.
@@ -1527,7 +1527,12 @@ static int __devinit init_setup_hpt366(s
 	if (rev > 2)
 		goto init_single;
 
+	/*
+	 * HPT36x chips are single channel and
+	 * do not seem to have the channel enable bit...
+	 */
 	d->channels = 1;
+	d->enablebits[0].reg = 0;
 
 	if ((dev2 = pci_get_slot(dev->bus, dev->devfn + 1)) != NULL) {
 	  	u8  pin1 = 0, pin2 = 0;

-
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