diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2017-04-28 10:34:34 -0500 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-04-28 10:34:34 -0500 |
| commit | 889e4dd916a1f4dc7f9e6220fed26d811e39ca71 (patch) | |
| tree | ec3905e25ae15a064a51ec74c00443a5474f223f /arch/arm | |
| parent | 78f098383a7abb1eb9dfd45346773fe80a65f05a (diff) | |
| parent | d9c102de2caa733c3e718e1b032cd154a9994326 (diff) | |
| download | linux-889e4dd916a1f4dc7f9e6220fed26d811e39ca71.tar.bz2 | |
Merge branch 'pci/resource-mmap' into next
* pci/resource-mmap:
ia64: Use generic pci_mmap_resource_range()
ia64: Remove redundant checks for WC in pci_mmap_page_range()
ia64: Remove redundant valid_mmap_phys_addr_range() from pci_mmap_page_range()
PCI: Add I/O BAR support to generic pci_mmap_resource_range()
x86/PCI: Use generic pci_mmap_resource_range()
unicore32/PCI: Use generic pci_mmap_resource_range()
sh/PCI: Use generic pci_mmap_resource_range()
parisc: Use generic pci_mmap_resource_range()
mn10300/PCI: Use generic pci_mmap_resource_range()
MIPS: PCI: Use generic pci_mmap_resource_range()
cris/PCI: Use generic pci_mmap_resource_range()
ARM/PCI: Use generic pci_mmap_resource_range()
PCI: Add pci_mmap_resource_range() and use it for ARM64
PCI: Add BAR index argument to pci_mmap_page_range()
PCI: Use BAR index in sysfs attr->private instead of resource pointer
PCI: Add arch_can_pci_mmap_io() on architectures which can mmap() I/O space
PCI: Move multiple declarations of pci_mmap_page_range() to <linux/pci.h>
PCI: Add arch_can_pci_mmap_wc() macro
xtensa/PCI: Do not mmap PCI BARs to userspace as write-through
PCI: Only allow WC mmap on prefetchable resources
PCI: Fix another sanity check bug in /proc/pci mmap
PCI: Fix pci_mmap_fits() for HAVE_PCI_RESOURCE_TO_USER platforms
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/pci.h | 3 | ||||
| -rw-r--r-- | arch/arm/kernel/bios32.c | 19 |
2 files changed, 1 insertions, 21 deletions
diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h index 057d381f4e57..396c92bcc0cf 100644 --- a/arch/arm/include/asm/pci.h +++ b/arch/arm/include/asm/pci.h @@ -29,8 +29,7 @@ static inline int pci_proc_domain(struct pci_bus *bus) #define PCI_DMA_BUS_IS_PHYS (1) #define HAVE_PCI_MMAP -extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine); +#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 2f0e07735d1d..b259956365a0 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -597,25 +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, 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 = { |