diff options
Diffstat (limited to 'arch/sparc64/lib/iomap.c')
-rw-r--r-- | arch/sparc64/lib/iomap.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/arch/sparc64/lib/iomap.c b/arch/sparc64/lib/iomap.c deleted file mode 100644 index 7120ebbd4d0..00000000000 --- a/arch/sparc64/lib/iomap.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Implement the sparc64 iomap interfaces - */ -#include <linux/pci.h> -#include <linux/module.h> -#include <asm/io.h> - -/* Create a virtual mapping cookie for an IO port range */ -void __iomem *ioport_map(unsigned long port, unsigned int nr) -{ - return (void __iomem *) (unsigned long) port; -} - -void ioport_unmap(void __iomem *addr) -{ - /* Nothing to do */ -} -EXPORT_SYMBOL(ioport_map); -EXPORT_SYMBOL(ioport_unmap); - -/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ -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); - } - /* What? */ - return NULL; -} - -void pci_iounmap(struct pci_dev *dev, void __iomem * addr) -{ - /* nothing to do */ -} -EXPORT_SYMBOL(pci_iomap); -EXPORT_SYMBOL(pci_iounmap); |