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Date:	Tue, 10 Nov 2009 08:54:11 +0100
From:	Pavel Machek <pavel@....cz>
To:	kernel list <linux-kernel@...r.kernel.org>, gregkh@...e.de,
	KMoorman@...nsy.edu, w.sang@...gutronix.de,
	ken_kawasaki@...ing.nifty.jp, davem@...emloft.net,
	Andrew Morton <akpm@...l.org>, alan@...rguk.ukuu.org.uk
Subject: serial_cs: oxsemi quirk breaks resume


Quirk is applied on all cards with given manfid (is it that
correct?). Unfortunately, that quirk breaks resume on zaurus with
billionton bluetooth card inserted: c950ctrl is 0 and outb() faults.

Signed-off-by: Pavel Machek <pavel@....cz>

--- a/drivers/serial/serial_cs.c	2009-10-06 13:51:46.000000000 +0200
+++ b/drivers/serial/serial_cs.c	2009-11-09 14:43:25.000000000 +0100
@@ -158,7 +158,8 @@
 {
 	struct serial_info *info = link->priv;
 
-	outb(12, info->c950ctrl + 1);
+	if (info->c950ctrl)
+		outb(12, info->c950ctrl + 1);
 }
 
 /* request_region? oxsemi branch does no request_region too... */


-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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