diff options
| author | David Howells <dhowells@redhat.com> | 2006-01-08 12:01:22 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-09 07:13:37 +0300 |
| commit | a2a88f88782e8815cafa22f2b9e22234b9a61d0a (patch) | |
| tree | b5f949e476fecf756adda75abf25b5e2a8357ce0 /arch/frv | |
| parent | 00d76710c253341b1e84795923e59ccdb099628f (diff) | |
| download | linux-a2a88f88782e8815cafa22f2b9e22234b9a61d0a.tar.xz | |
[PATCH] frv: add pci_iomap
Implement pci_iomap() for FRV.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/frv')
| -rw-r--r-- | arch/frv/mb93090-mb00/Makefile | 2 | ||||
| -rw-r--r-- | arch/frv/mb93090-mb00/pci-iomap.c | 29 |
2 files changed, 30 insertions, 1 deletions
diff --git a/arch/frv/mb93090-mb00/Makefile b/arch/frv/mb93090-mb00/Makefile index 3faf0f8cf9b5..76595e870733 100644 --- a/arch/frv/mb93090-mb00/Makefile +++ b/arch/frv/mb93090-mb00/Makefile @@ -3,7 +3,7 @@ # ifeq "$(CONFIG_PCI)" "y" -obj-y := pci-frv.o pci-irq.o pci-vdk.o +obj-y := pci-frv.o pci-irq.o pci-vdk.o pci-iomap.o ifeq "$(CONFIG_MMU)" "y" obj-y += pci-dma.o diff --git a/arch/frv/mb93090-mb00/pci-iomap.c b/arch/frv/mb93090-mb00/pci-iomap.c new file mode 100644 index 000000000000..068fa04bd527 --- /dev/null +++ b/arch/frv/mb93090-mb00/pci-iomap.c @@ -0,0 +1,29 @@ +/* pci-iomap.c: description + * + * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <linux/pci.h> +#include <linux/module.h> + +void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen) +{ + unsigned long start = pci_resource_start(dev, bar); + unsigned long len = pci_resource_len(dev, bar); + unsigned long flags = pci_resource_flags(dev, bar); + + if (!len || !start) + return NULL; + + if ((flags & IORESOURCE_IO) || (flags & IORESOURCE_MEM)) + return (void __iomem *) start; + + return NULL; +} + +EXPORT_SYMBOL(pci_iomap); |