linux-kernel - [PATCH] hisax_fcpcipnp: move request

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Date:	Sat, 1 Mar 2008 11:26:33 -0500
From:	Kyle McMartin <kyle@...artin.ca>
To:	Chuck Ebbert <cebbert@...hat.com>
Cc:	Karsten Keil <kkeil@...e.de>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	akpm@...ux-foundation.org
Subject: [PATCH] hisax_fcpcipnp: move request_irq later in probe

After a quick glance at the code, we're getting the DEBUG_SHIRQ spurious
interrupt before we have the adapter template filled in. Real interrupts
appear to be turned on by fcpci*_init(), so move request_irq until just
before that.

Signed-off-by: Kyle McMartin <kmcmartin@...hat.com>

---
diff --git a/drivers/isdn/hisax/hisax_fcpcipnp.c b/drivers/isdn/hisax/hisax_fcpcipnp.c
index 7993e01..76043de 100644
--- a/drivers/isdn/hisax/hisax_fcpcipnp.c
+++ b/drivers/isdn/hisax/hisax_fcpcipnp.c
@@ -725,23 +725,6 @@ static int __devinit fcpcipnp_setup(struct fritz_adapter *adapter)
 
 	switch (adapter->type) {
 	case AVM_FRITZ_PCIV2:
-		retval = request_irq(adapter->irq, fcpci2_irq, IRQF_SHARED,
-				     "fcpcipnp", adapter);
-		break;
-	case AVM_FRITZ_PCI:
-		retval = request_irq(adapter->irq, fcpci_irq, IRQF_SHARED,
-				     "fcpcipnp", adapter);
-		break;
-	case AVM_FRITZ_PNP:
-		retval = request_irq(adapter->irq, fcpci_irq, 0,
-				     "fcpcipnp", adapter);
-		break;
-	}
-	if (retval)
-		goto err_region;
-
-	switch (adapter->type) {
-	case AVM_FRITZ_PCIV2:
 	case AVM_FRITZ_PCI:
 		val = inl(adapter->io);
 		break;
@@ -796,6 +779,23 @@ static int __devinit fcpcipnp_setup(struct fritz_adapter *adapter)
 
 	switch (adapter->type) {
 	case AVM_FRITZ_PCIV2:
+		retval = request_irq(adapter->irq, fcpci2_irq, IRQF_SHARED,
+				     "fcpcipnp", adapter);
+		break;
+	case AVM_FRITZ_PCI:
+		retval = request_irq(adapter->irq, fcpci_irq, IRQF_SHARED,
+				     "fcpcipnp", adapter);
+		break;
+	case AVM_FRITZ_PNP:
+		retval = request_irq(adapter->irq, fcpci_irq, 0,
+				     "fcpcipnp", adapter);
+		break;
+	}
+	if (retval)
+		goto err_region;
+
+	switch (adapter->type) {
+	case AVM_FRITZ_PCIV2:
 		fcpci2_init(adapter);
 		isacsx_setup(&adapter->isac);
 		break;
--
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