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PCI: Add pci_dev_flag for ACS enable quirks

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Quirks that enable ACS-compatible functionality on a device need some way
to track whether a given device has been enabled.  Rather than create new
data structures for this, allocate one of the pci_dev_flags to indicate
this setup.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Alex Williamson
2014-02-03 14:27:39 -07:00
committed by Bjorn Helgaas
parent 2c74424470
commit 5757a769ea
1 changed files with 2 additions and 0 deletions
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2
include/linux/pci.h
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@@ -170,6 +170,8 @@ enum pci_dev_flags {
PCI_DEV_FLAGS_NO_D3 = (__force pci_dev_flags_t) 2, PCI_DEV_FLAGS_NO_D3 = (__force pci_dev_flags_t) 2,
/* Provide indication device is assigned by a Virtual Machine Manager */ /* Provide indication device is assigned by a Virtual Machine Manager */
PCI_DEV_FLAGS_ASSIGNED = (__force pci_dev_flags_t) 4, PCI_DEV_FLAGS_ASSIGNED = (__force pci_dev_flags_t) 4,
/* Flag for quirk use to store if quirk-specific ACS is enabled */
PCI_DEV_FLAGS_ACS_ENABLED_QUIRK = (__force pci_dev_flags_t) 8,
}; };
enum pci_irq_reroute_variant { enum pci_irq_reroute_variant {