History

PCI: Clarify PCI_EXP_TYPE_PCI_BRIDGE comment

The PCI_EXP_TYPE_PCI_BRIDGE is a *PCIe* function that is a bridge to PCI/PCI-X. See PCIe spec r3.0, sec 7.8.2.

Bjorn Helgaas committed 13 years ago

Commit fbf501c1 parent d2ab1fa1 file · +2 −2Browse files

Showing the changes to include/uapi/linux (1 of 1 file). Show all

Unified · Split

include/uapi/linux/pci_regs.h+2−2
@@ -421,8 +421,8 @@ · 420 unmodified lines
421421 #define PCI_EXP_TYPE_ROOT_PORT 0x4 /* Root Port */
422422 #define PCI_EXP_TYPE_UPSTREAM 0x5 /* Upstream Port */
423423 #define PCI_EXP_TYPE_DOWNSTREAM 0x6 /* Downstream Port */
424−#define PCI_EXP_TYPE_PCI_BRIDGE 0x7 /* PCI/PCI-X Bridge */
425−#define PCI_EXP_TYPE_PCIE_BRIDGE 0x8 /* PCI/PCI-X to PCIE Bridge */
424+#define PCI_EXP_TYPE_PCI_BRIDGE 0x7 /* PCIe to PCI/PCI-X Bridge */
425+#define PCI_EXP_TYPE_PCIE_BRIDGE 0x8 /* PCI/PCI-X to PCIe Bridge */
426426 #define PCI_EXP_TYPE_RC_END 0x9 /* Root Complex Integrated Endpoint */
427427 #define PCI_EXP_TYPE_RC_EC 0xa /* Root Complex Event Collector */
428428 #define PCI_EXP_FLAGS_SLOT 0x0100 /* Slot implemented */