[PATCH] PCI: Add PCI_EXT_CAP_ID_PL_64GT define

From: 412574090
Date: Mon Aug 05 2024 - 22:28:28 EST


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