From 00d2904ffeac067d7fe29c04edcfa0216102b4c2 Mon Sep 17 00:00:00 2001 From: David Woodhouse Date: Wed, 12 Apr 2017 13:26:00 +0100 Subject: [PATCH] ARM/PCI: Use generic pci_mmap_resource_range() Signed-off-by: David Woodhouse Signed-off-by: Bjorn Helgaas --- arch/arm/include/asm/pci.h | 1 + arch/arm/kernel/bios32.c | 20 -------------------- 2 files changed, 1 insertion(+), 20 deletions(-) diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h index 51118a0..396c92b 100644 --- a/arch/arm/include/asm/pci.h +++ b/arch/arm/include/asm/pci.h @@ -29,6 +29,7 @@ static inline int pci_proc_domain(struct pci_bus *bus) #define PCI_DMA_BUS_IS_PHYS (1) #define HAVE_PCI_MMAP +#define ARCH_GENERIC_PCI_MMAP_RESOURCE static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) { diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index a4fc3f4..b259956 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -597,26 +597,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, return start; } -int pci_mmap_page_range(struct pci_dev *dev, int bar, - struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine) -{ - if (mmap_state == pci_mmap_io) - return -EINVAL; - - /* - * Mark this as IO - */ - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - - if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, - vma->vm_end - vma->vm_start, - vma->vm_page_prot)) - return -EAGAIN; - - return 0; -} - void __init pci_map_io_early(unsigned long pfn) { struct map_desc pci_io_desc = { -- 2.7.4