[PATCH] PCI: Add PCI_EXT_CAP_ID_PL_64GT define

[412574090]

From: weiyufeng <weiyufeng@xxxxxxxxxx>

PCIe r6.0, sec 7.7.7.1, defines a new 64.0 GT/s PCIe Extended Capability
ID,Add the define for PCI_EXT_CAP_ID_PL_64GT for drivers that will want
this whilst doing Gen6 accesses.

Signed-off-by: weiyufeng <weiyufeng@xxxxxxxxxx>
---
 include/uapi/linux/pci_regs.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index 94c00996e633..cc875534dae1 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -741,6 +741,7 @@
 #define PCI_EXT_CAP_ID_DLF	0x25	/* Data Link Feature */
 #define PCI_EXT_CAP_ID_PL_16GT	0x26	/* Physical Layer 16.0 GT/s */
 #define PCI_EXT_CAP_ID_PL_32GT  0x2A    /* Physical Layer 32.0 GT/s */
+#define PCI_EXT_CAP_ID_PL_64GT  0x31    /* Physical Layer 64.0 GT/s */
 #define PCI_EXT_CAP_ID_DOE	0x2E	/* Data Object Exchange */
 #define PCI_EXT_CAP_ID_MAX	PCI_EXT_CAP_ID_DOE
 
-- 
2.25.1