PCI: Add arch_can_pci_mmap_io() on architectures which can mmap() I/O space
authorDavid Woodhouse <dwmw@amazon.co.uk>
Wed, 12 Apr 2017 12:25:56 +0000 (13:25 +0100)
committerBjorn Helgaas <bhelgaas@google.com>
Tue, 18 Apr 2017 18:02:26 +0000 (13:02 -0500)
commite854d8b2a82ef76521ad2bed68211fde0511d417
treea6743218f245ac24fb5f6ca3cdba9fb20684a782
parent11df19546fe4a6135cdae62e96a1e25b3fabf6ea
PCI: Add arch_can_pci_mmap_io() on architectures which can mmap() I/O space

This is relatively esoteric, and knowing that we don't have it makes life
easier in some cases rather than just an eventual -EINVAL from
pci_mmap_page_range().

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Documentation/filesystems/sysfs-pci.txt
arch/microblaze/include/asm/pci.h
arch/powerpc/include/asm/pci.h
arch/sparc/include/asm/pci_64.h
arch/xtensa/include/asm/pci.h
drivers/pci/pci-sysfs.c
drivers/pci/proc.c
include/linux/pci.h