thunderbolt: Move constants for USB4 router operations to tb_regs.h

We are going to use these in subsequent patch so make them available
outside of usb4.c.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h
index 67cb173..ae427a9 100644
--- a/drivers/thunderbolt/tb_regs.h
+++ b/drivers/thunderbolt/tb_regs.h
@@ -217,6 +217,19 @@ struct tb_regs_switch_header {
 #define ROUTER_CS_26_ONS			BIT(30)
 #define ROUTER_CS_26_OV				BIT(31)
 
+/* USB4 router operations opcodes */
+enum usb4_switch_op {
+	USB4_SWITCH_OP_QUERY_DP_RESOURCE = 0x10,
+	USB4_SWITCH_OP_ALLOC_DP_RESOURCE = 0x11,
+	USB4_SWITCH_OP_DEALLOC_DP_RESOURCE = 0x12,
+	USB4_SWITCH_OP_NVM_WRITE = 0x20,
+	USB4_SWITCH_OP_NVM_AUTH = 0x21,
+	USB4_SWITCH_OP_NVM_READ = 0x22,
+	USB4_SWITCH_OP_NVM_SET_OFFSET = 0x23,
+	USB4_SWITCH_OP_DROM_READ = 0x24,
+	USB4_SWITCH_OP_NVM_SECTOR_SIZE = 0x25,
+};
+
 /* Router TMU configuration */
 #define TMU_RTR_CS_0				0x00
 #define TMU_RTR_CS_0_TD				BIT(27)
diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c
index cbf1c05..6a0aa83 100644
--- a/drivers/thunderbolt/usb4.c
+++ b/drivers/thunderbolt/usb4.c
@@ -16,18 +16,6 @@
 #define USB4_DATA_DWORDS		16
 #define USB4_DATA_RETRIES		3
 
-enum usb4_switch_op {
-	USB4_SWITCH_OP_QUERY_DP_RESOURCE = 0x10,
-	USB4_SWITCH_OP_ALLOC_DP_RESOURCE = 0x11,
-	USB4_SWITCH_OP_DEALLOC_DP_RESOURCE = 0x12,
-	USB4_SWITCH_OP_NVM_WRITE = 0x20,
-	USB4_SWITCH_OP_NVM_AUTH = 0x21,
-	USB4_SWITCH_OP_NVM_READ = 0x22,
-	USB4_SWITCH_OP_NVM_SET_OFFSET = 0x23,
-	USB4_SWITCH_OP_DROM_READ = 0x24,
-	USB4_SWITCH_OP_NVM_SECTOR_SIZE = 0x25,
-};
-
 enum usb4_sb_target {
 	USB4_SB_TARGET_ROUTER,
 	USB4_SB_TARGET_PARTNER,