From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michael Buesch <mb@bu3sch.de>
Subject: [PATCH] cbus-retu: Fix nested IRQ handling
Date: Sun, 27 Feb 2011 18:17:01 +0100
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To: Tony Lindgren <tony@atomide.com>
Cc: Felipe Balbi <balbi@ti.com>, linux-omap <linux-omap@vger.kernel.org>

handle_nested_irq() expects a global IRQ number, so
the irq_base has to be added to the RETU irq number.

Signed-off-by: Michael Buesch <mb@bu3sch.de>

---

Index: linux-omap-2.6/drivers/cbus/retu.c
===================================================================
--- linux-omap-2.6.orig/drivers/cbus/retu.c	2011-02-27 18:12:41.147193710 +0100
+++ linux-omap-2.6/drivers/cbus/retu.c	2011-02-27 18:13:23.383428594 +0100
@@ -205,7 +205,7 @@ static irqreturn_t retu_irq_handler(int
 		return IRQ_NONE;
 	}
 
-	for (i = 0; idr != 0; i++, idr >>= 1) {
+	for (i = retu->irq_base; idr != 0; i++, idr >>= 1) {
 		if (!(idr & 1))
 			continue;