From 84972ec0c206b73ffb74e5114b574186ce6166b8 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Mon, 20 Apr 2009 21:17:10 +0900 Subject: sh: pci: Rename SH7751 platform ops files to fixups. None of these contain pci_ops, only IRQ routing bits, rename them accordingly. Signed-off-by: Paul Mundt --- arch/sh/drivers/pci/fixups-landisk.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/sh/drivers/pci/fixups-landisk.c (limited to 'arch/sh/drivers/pci/fixups-landisk.c') diff --git a/arch/sh/drivers/pci/fixups-landisk.c b/arch/sh/drivers/pci/fixups-landisk.c new file mode 100644 index 000000000000..bb1a6bb5149e --- /dev/null +++ b/arch/sh/drivers/pci/fixups-landisk.c @@ -0,0 +1,34 @@ +/* + * arch/sh/drivers/pci/ops-landisk.c + * + * PCI initialization for the I-O DATA Device, Inc. LANDISK board + * + * Copyright (C) 2006 kogiidena + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + */ +#include +#include +#include +#include +#include +#include "pci-sh4.h" + +int pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) +{ + /* + * slot0: pin1-4 = irq5,6,7,8 + * slot1: pin1-4 = irq6,7,8,5 + * slot2: pin1-4 = irq7,8,5,6 + * slot3: pin1-4 = irq8,5,6,7 + */ + int irq = ((slot + pin - 1) & 0x3) + 5; + + if ((slot | (pin - 1)) > 0x3) { + printk("PCI: Bad IRQ mapping request for slot %d pin %c\n", + slot, pin - 1 + 'A'); + return -1; + } + return irq; +} -- cgit v1.2.1