disp: msm: dp: use dp_msm_sim for dp-mst simulation

Revert changes in dp mst topology manager and use dp_msm_sim bridge
at aux layer to implement dp-mst simulation.

Change-Id: I863649f901ac918f65c9078e6a2f1b6931d19e3a
Signed-off-by: Xiaowen Wu <wxiaowen@codeaurora.org>
Signed-off-by: Karim Henain <khenain@codeaurora.org>
Signed-off-by: Sudarsan Ramesh <sudarame@codeaurora.org>

msm/dp/dp_aux.h

@@ -53,7 +53,8 @@ struct dp_aux {
 	void (*reconfig)(struct dp_aux *aux);
 	void (*abort)(struct dp_aux *aux, bool abort);
 	void (*dpcd_updated)(struct dp_aux *aux);
-	void (*set_sim_mode)(struct dp_aux *aux, bool en, u8 *edid, u8 *dpcd);
+	void (*set_sim_mode)(struct dp_aux *aux, bool en, u8 *edid, u8 *dpcd,
+		struct dp_aux_bridge *sim_bridge);
 	int (*aux_switch)(struct dp_aux *aux, bool enable, int orientation);
 };