Merge tag 'pci-v4.9-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

[cascardo/linux.git] / include / uapi / linux / pci_regs.h

diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index 4040951..d812172 100644 (file)
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -671,7 +671,8 @@
 #define PCI_EXT_CAP_ID_PMUX    0x1A    /* Protocol Multiplexing */
 #define PCI_EXT_CAP_ID_PASID   0x1B    /* Process Address Space ID */
 #define PCI_EXT_CAP_ID_DPC     0x1D    /* Downstream Port Containment */
-#define PCI_EXT_CAP_ID_MAX     PCI_EXT_CAP_ID_DPC
+#define PCI_EXT_CAP_ID_PTM     0x1F    /* Precision Time Measurement */
+#define PCI_EXT_CAP_ID_MAX     PCI_EXT_CAP_ID_PTM
 
 #define PCI_EXT_CAP_DSN_SIZEOF 12
 #define PCI_EXT_CAP_MCAST_ENDPOINT_SIZEOF 40
@@ -964,4 +965,13 @@
 
 #define PCI_EXP_DPC_SOURCE_ID          10      /* DPC Source Identifier */
 
+/* Precision Time Measurement */
+#define PCI_PTM_CAP                    0x04        /* PTM Capability */
+#define  PCI_PTM_CAP_REQ               0x00000001  /* Requester capable */
+#define  PCI_PTM_CAP_ROOT              0x00000004  /* Root capable */
+#define  PCI_PTM_GRANULARITY_MASK      0x0000FF00  /* Clock granularity */
+#define PCI_PTM_CTRL                   0x08        /* PTM Control */
+#define  PCI_PTM_CTRL_ENABLE           0x00000001  /* PTM enable */
+#define  PCI_PTM_CTRL_ROOT             0x00000002  /* Root select */
+
 #endif /* LINUX_PCI_REGS_H */