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path: root/drivers/thunderbolt/tb_regs.h
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Diffstat (limited to 'drivers/thunderbolt/tb_regs.h')
-rw-r--r--drivers/thunderbolt/tb_regs.h50
1 files changed, 49 insertions, 1 deletions
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h
index 6f1ff04ee195..deb9d4a977b9 100644
--- a/drivers/thunderbolt/tb_regs.h
+++ b/drivers/thunderbolt/tb_regs.h
@@ -211,6 +211,38 @@ struct tb_regs_port_header {
} __packed;
+/* DWORD 4 */
+#define TB_PORT_NFC_CREDITS_MASK GENMASK(19, 0)
+#define TB_PORT_MAX_CREDITS_SHIFT 20
+#define TB_PORT_MAX_CREDITS_MASK GENMASK(26, 20)
+/* DWORD 5 */
+#define TB_PORT_LCA_SHIFT 22
+#define TB_PORT_LCA_MASK GENMASK(28, 22)
+
+/* Display Port adapter registers */
+
+/* DWORD 0 */
+#define TB_DP_VIDEO_HOPID_SHIFT 16
+#define TB_DP_VIDEO_HOPID_MASK GENMASK(26, 16)
+#define TB_DP_AUX_EN BIT(30)
+#define TB_DP_VIDEO_EN BIT(31)
+/* DWORD 1 */
+#define TB_DP_AUX_TX_HOPID_MASK GENMASK(10, 0)
+#define TB_DP_AUX_RX_HOPID_SHIFT 11
+#define TB_DP_AUX_RX_HOPID_MASK GENMASK(21, 11)
+/* DWORD 2 */
+#define TB_DP_HDP BIT(6)
+/* DWORD 3 */
+#define TB_DP_HPDC BIT(9)
+/* DWORD 4 */
+#define TB_DP_LOCAL_CAP 0x4
+/* DWORD 5 */
+#define TB_DP_REMOTE_CAP 0x5
+
+/* PCIe adapter registers */
+
+#define TB_PCI_EN BIT(31)
+
/* Hop register from TB_CFG_HOPS. 8 byte per entry. */
struct tb_regs_hop {
/* DWORD 0 */
@@ -234,8 +266,24 @@ struct tb_regs_hop {
bool egress_fc:1;
bool ingress_shared_buffer:1;
bool egress_shared_buffer:1;
- u32 unknown3:4; /* set to zero */
+ bool pending:1;
+ u32 unknown3:3; /* set to zero */
} __packed;
+/* Common link controller registers */
+#define TB_LC_DESC 0x02
+#define TB_LC_DESC_NLC_MASK GENMASK(3, 0)
+#define TB_LC_DESC_SIZE_SHIFT 8
+#define TB_LC_DESC_SIZE_MASK GENMASK(15, 8)
+#define TB_LC_DESC_PORT_SIZE_SHIFT 16
+#define TB_LC_DESC_PORT_SIZE_MASK GENMASK(27, 16)
+#define TB_LC_FUSE 0x03
+
+/* Link controller registers */
+#define TB_LC_SX_CTRL 0x96
+#define TB_LC_SX_CTRL_L1C BIT(16)
+#define TB_LC_SX_CTRL_L2C BIT(20)
+#define TB_LC_SX_CTRL_UPSTREAM BIT(30)
+#define TB_LC_SX_CTRL_SLP BIT(31)
#endif