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Merge branch 'pci/enumeration' into next

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* pci/enumeration:
  RDMA/qedr: Use pci_enable_atomic_ops_to_root()
  PCI: Add pci_enable_atomic_ops_to_root()
  PCI: Make PCI_SCAN_ALL_PCIE_DEVS work for Root as well as Downstream Ports
This commit is contained in:
Bjorn Helgaas
2018-01-31 10:10:30 -06:00
committed by Bjorn Helgaas
parent 6b290397af 20c3ff6114
commit 5be31686cf
5 changed files with 104 additions and 64 deletions
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include/uapi/linux/pci_regs.h
+3 -1
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@@ -624,7 +624,9 @@
#define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */
#define PCI_EXP_DEVCAP2_ARI 0x00000020 /* Alternative Routing-ID */
#define PCI_EXP_DEVCAP2_ATOMIC_ROUTE 0x00000040 /* Atomic Op routing */
#define PCI_EXP_DEVCAP2_ATOMIC_COMP64 0x00000100 /* Atomic 64-bit compare */
#define PCI_EXP_DEVCAP2_ATOMIC_COMP32 0x00000080 /* 32b AtomicOp completion */
#define PCI_EXP_DEVCAP2_ATOMIC_COMP64 0x00000100 /* 64b AtomicOp completion */
#define PCI_EXP_DEVCAP2_ATOMIC_COMP128 0x00000200 /* 128b AtomicOp completion */
#define PCI_EXP_DEVCAP2_LTR 0x00000800 /* Latency tolerance reporting */
#define PCI_EXP_DEVCAP2_OBFF_MASK 0x000c0000 /* OBFF support mechanism */
#define PCI_EXP_DEVCAP2_OBFF_MSG 0x00040000 /* New message signaling */