[RFC PATCH 1/4] include/standard-headers/linux/pci_regs: temp hack to add necessary DOE definitions.

[Jonathan Cameron]

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 include/standard-headers/linux/pci_regs.h | 33 ++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/include/standard-headers/linux/pci_regs.h 
b/include/standard-headers/linux/pci_regs.h
index e709ae8235..7e852d3dd0 100644
--- a/include/standard-headers/linux/pci_regs.h
+++ b/include/standard-headers/linux/pci_regs.h
@@ -730,7 +730,8 @@
 #define PCI_EXT_CAP_ID_DVSEC   0x23    /* Designated Vendor-Specific */
 #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_MAX     PCI_EXT_CAP_ID_PL_16GT
+#define PCI_EXT_CAP_ID_DOE     0x2E    /* Data Object Exchange */
+#define PCI_EXT_CAP_ID_MAX     PCI_EXT_CAP_ID_DOE
 
 #define PCI_EXT_CAP_DSN_SIZEOF 12
 #define PCI_EXT_CAP_MCAST_ENDPOINT_SIZEOF 40
@@ -1092,4 +1093,34 @@
 #define  PCI_PL_16GT_LE_CTRL_USP_TX_PRESET_MASK                0x000000F0
 #define  PCI_PL_16GT_LE_CTRL_USP_TX_PRESET_SHIFT       4
 
+/* Data Object Exchange */
+#define PCI_DOE_CAP            0x04
+#define  PCI_DOE_CAP_INT_SUPPORT                       0x00000001
+#define  PCI_DOE_CAP_INT_MSG_NUM                       0x00000FFE
+
+#define PCI_DOE_CTRL           0x08
+#define  PCI_DOE_CTRL_DOE_ABORT                                0x00000001
+#define  PCI_DOE_CTRL_DOE_INT_EN                       0x00000002
+#define  PCI_DOE_CTRL_DOE_GO                           0x80000000
+
+#define PCI_DOE_STATUS         0x0c
+#define  PCI_DOE_STATUS_DOE_BUSY                       0x00000001
+#define  PCI_DOE_STATUS_INT_STATUS                     0x00000002
+#define  PCI_DOE_STATUS_DOE_ERROR                      0x00000004
+#define  PCI_DOE_STATUS_DATA_OBJECT_READY              0x80000000
+
+#define PCI_DOE_WRITE_MAILBOX  0x10
+#define PCI_DOE_READ_MAILBOX   0x14
+
+/* Data Object Format DOE ECN 6.xx.1 */
+#define PCI_DATA_OBJ_DW0_VID                           0x0000ffff
+#define PCI_DATA_OBJ_DW0_TYPE                          0x00ff0000
+#define PCI_DATA_OBJ_DW1_LEN                           0x0003ffff
+
+/* DOE Discover Data Object */
+#define PCI_DOE_DIS_OBJ_TYPE    0x1
+#define PCI_DOE_DIS_REQ_D0_DW0_INDEX                   0x000000ff
+#define PCI_DOE_DIS_RSP_DO_DW0_VID                     0x0000ffff
+#define PCI_DOE_DIS_RSP_D0_DW0_PROT                    0x00ff0000
+#define PCI_DOE_DIS_RSP_D0_DW0_NEXT_INDEX              0xff000000
 #endif /* LINUX_PCI_REGS_H */
-- 
2.19.1