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-rw-r--r--drivers/thunderbolt/tb.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index 39d24dff82c5..31521c531715 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -12,12 +12,16 @@
#include "tb_regs.h"
#include "ctl.h"
+#include "dma_port.h"
/**
* struct tb_switch - a thunderbolt switch
* @dev: Device for the switch
* @config: Switch configuration
* @ports: Ports in this switch
+ * @dma_port: If the switch has port supporting DMA configuration based
+ * mailbox this will hold the pointer to that (%NULL
+ * otherwise).
* @tb: Pointer to the domain the switch belongs to
* @uid: Unique ID of the switch
* @uuid: UUID of the switch (or %NULL if not supported)
@@ -34,6 +38,7 @@ struct tb_switch {
struct device dev;
struct tb_regs_switch_header config;
struct tb_port *ports;
+ struct tb_dma_port *dma_port;
struct tb *tb;
u64 uid;
uuid_be *uuid;