HFI: add dd to generated sdma_engine

kernel/include/hfi1/hfi1_generated_sdma_state.h

@@ -0,0 +1,17 @@
+struct sdma_state {
+	union {
+		char whole_struct[64];
+		struct {
+			char padding0[40];
+			enum sdma_states current_state;
+		};
+		struct {
+			char padding1[48];
+			unsigned int go_s99_running;
+		};
+		struct {
+			char padding2[52];
+			enum sdma_states previous_state;
+		};
+	};
+};