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VFIO for 3.9-rc1

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- Fixes PCIe v1 extended capability support
 - Cleans up read/write access functions
 - Fix Removal test to properly wait until devices are unused
 - Enable pcieport driver usage for non-accessible devices w/in groups
 - Extensions for PCI VGA support
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Merge tag 'vfio-v3.9-rc1' of git://github.com/awilliam/linux-vfio

Pull VFIO updates from Alex Williamson:
 - Fixes PCIe v1 extended capability support

 - Cleans up read/write access functions

 - Fix Removal test to properly wait until devices are unused

 - Enable pcieport driver usage for non-accessible devices w/in groups

 - Extensions for PCI VGA support

* tag 'vfio-v3.9-rc1' of git://github.com/awilliam/linux-vfio:
  drivers/vfio: remove depends on CONFIG_EXPERIMENTAL
  vfio-pci: Add support for VGA region access
  vfio-pci: Manage user power state transitions
  vfio: whitelist pcieport
  vfio: Protect vfio_dev_present against device_del
  vfio-pci: Cleanup BAR access
  vfio-pci: Cleanup read/write functions
  vfio-pci: Enable PCIe extended capabilities on v1
This commit is contained in:
Linus Torvalds 2013-02-26 14:48:30 -08:00
commit 515d01f772
7 changed files with 284 additions and 257 deletions
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9
include/uapi/linux/vfio.h
View file

@ -303,6 +303,15 @@ enum {
VFIO_PCI_BAR5_REGION_INDEX,
VFIO_PCI_ROM_REGION_INDEX,
VFIO_PCI_CONFIG_REGION_INDEX,
/*
* Expose VGA regions defined for PCI base class 03, subclass 00.
* This includes I/O port ranges 0x3b0 to 0x3bb and 0x3c0 to 0x3df
* as well as the MMIO range 0xa0000 to 0xbffff. Each implemented
* range is found at it's identity mapped offset from the region
* offset, for example 0x3b0 is region_info.offset + 0x3b0. Areas
* between described ranges are unimplemented.
*/
VFIO_PCI_VGA_REGION_INDEX,
VFIO_PCI_NUM_REGIONS
};