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Diffstat (limited to 'include/uapi/linux/pci_regs.h')
-rw-r--r--include/uapi/linux/pci_regs.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index a39193213ff2..94c00996e633 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -1144,8 +1144,14 @@
#define PCI_DOE_DATA_OBJECT_HEADER_2_LENGTH 0x0003ffff
#define PCI_DOE_DATA_OBJECT_DISC_REQ_3_INDEX 0x000000ff
+#define PCI_DOE_DATA_OBJECT_DISC_REQ_3_VER 0x0000ff00
#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_VID 0x0000ffff
#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL 0x00ff0000
#define PCI_DOE_DATA_OBJECT_DISC_RSP_3_NEXT_INDEX 0xff000000
+/* Compute Express Link (CXL r3.1, sec 8.1.5) */
+#define PCI_DVSEC_CXL_PORT 3
+#define PCI_DVSEC_CXL_PORT_CTL 0x0c
+#define PCI_DVSEC_CXL_PORT_CTL_UNMASK_SBR 0x00000001
+
#endif /* LINUX_PCI_REGS_H */