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| author | Michael S. Tsirkin <mst@redhat.com> | 2011-11-24 20:57:23 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2011-11-28 21:13:06 +0200 |
| commit | e5bfb72ce2ce558b5a5a46cc5694001f0479c7f2 (patch) | |
| tree | cdbea1fb4d12581913eaa2007618cdf358fd075a /arch | |
| parent | f2971c4c3197935f409bff202b9ab67416981dd7 (diff) | |
| download | linux-stable-e5bfb72ce2ce558b5a5a46cc5694001f0479c7f2.tar.gz linux-stable-e5bfb72ce2ce558b5a5a46cc5694001f0479c7f2.tar.bz2 linux-stable-e5bfb72ce2ce558b5a5a46cc5694001f0479c7f2.zip | |
arm: switch to GENERIC_PCI_IOMAP
arm copied pci_iomap from generic code, probably to avoid
pulling the rest of iomap.c in. Since that's in
a separate file now, we can reuse the common implementation.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/io.h | 2 | ||||
| -rw-r--r-- | arch/arm/mm/iomap.c | 21 |
3 files changed, 2 insertions, 22 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 44789eff983f..2ebf66b8008f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -30,6 +30,7 @@ config ARM select HAVE_SPARSE_IRQ select GENERIC_IRQ_SHOW select CPU_PM if (SUSPEND || CPU_IDLE) + select GENERIC_PCI_IOMAP help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index 065d100fa63e..9275828feb3d 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -27,6 +27,7 @@ #include <asm/byteorder.h> #include <asm/memory.h> #include <asm/system.h> +#include <asm-generic/pci_iomap.h> /* * ISA I/O bus memory addresses are 1:1 with the physical address. @@ -306,7 +307,6 @@ extern void ioport_unmap(void __iomem *addr); struct pci_dev; -extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen); extern void pci_iounmap(struct pci_dev *dev, void __iomem *addr); /* diff --git a/arch/arm/mm/iomap.c b/arch/arm/mm/iomap.c index 430df1a5978d..e62956e12030 100644 --- a/arch/arm/mm/iomap.c +++ b/arch/arm/mm/iomap.c @@ -35,27 +35,6 @@ EXPORT_SYMBOL(pcibios_min_mem); unsigned int pci_flags = PCI_REASSIGN_ALL_RSRC; EXPORT_SYMBOL(pci_flags); -void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen) -{ - resource_size_t start = pci_resource_start(dev, bar); - resource_size_t len = pci_resource_len(dev, bar); - unsigned long flags = pci_resource_flags(dev, bar); - - if (!len || !start) - return NULL; - if (maxlen && len > maxlen) - len = maxlen; - if (flags & IORESOURCE_IO) - return ioport_map(start, len); - if (flags & IORESOURCE_MEM) { - if (flags & IORESOURCE_CACHEABLE) - return ioremap(start, len); - return ioremap_nocache(start, len); - } - return NULL; -} -EXPORT_SYMBOL(pci_iomap); - void pci_iounmap(struct pci_dev *dev, void __iomem *addr) { if ((unsigned long)addr >= VMALLOC_START && |