linux-kernel - [PATCH] serverworks: IRQ routing needs no

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Message-ID: <20080111181434.3dec6206@lxorguk.ukuu.org.uk>
Date:	Fri, 11 Jan 2008 18:14:34 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	akpm@...l.org, linux-kernel@...r.kernel.org, mingo@...hat.com
Subject: [PATCH] serverworks: IRQ routing needs no _p

I can find no reason for the _p on the serverworks IRQ routing logic, and
a review of the documentation contains no indication that any such delay
is needed so lets try this

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.24-rc6-mm1/arch/x86/pci/irq.c linux-2.6.24-rc6-mm1/arch/x86/pci/irq.c
--- linux.vanilla-2.6.24-rc6-mm1/arch/x86/pci/irq.c	2008-01-02 16:04:19.000000000 +0000
+++ linux-2.6.24-rc6-mm1/arch/x86/pci/irq.c	2008-01-11 15:21:17.000000000 +0000
@@ -461,14 +461,14 @@
  */
 static int pirq_serverworks_get(struct pci_dev *router, struct pci_dev *dev, int pirq)
 {
-	outb_p(pirq, 0xc00);
+	outb(pirq, 0xc00);
 	return inb(0xc01) & 0xf;
 }
 
 static int pirq_serverworks_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)
 {
-	outb_p(pirq, 0xc00);
-	outb_p(irq, 0xc01);
+	outb(pirq, 0xc00);
+	outb(irq, 0xc01);
 	return 1;
 }
 
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