disp: msm: sde: reset ctl on autorefresh disable failure

Reset MDP ctl path and DSI ctl on autorefresh
disable failure. This will enable the hardware
to recover from the hang.

Change-Id: Ia9acc8573c22e0713179ef4f6ef604caacabfadb
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>

msm/sde/sde_encoder.h

@@ -430,7 +430,7 @@ void sde_encoder_destroy(struct drm_encoder *drm_enc);
  *	atomic commit, before any registers are written
  * @drm_enc:    Pointer to previously created drm encoder structure
  */
-void sde_encoder_prepare_commit(struct drm_encoder *drm_enc);
+int sde_encoder_prepare_commit(struct drm_encoder *drm_enc);
 
 /**
  * sde_encoder_update_caps_for_cont_splash - update encoder settings during
@@ -514,6 +514,12 @@ void sde_encoder_control_idle_pc(struct drm_encoder *enc, bool enable);
  */
 int sde_encoder_in_cont_splash(struct drm_encoder *enc);
 
+/**
+ * sde_encoder_helper_hw_reset - hw reset helper function
+ * @drm_enc:    Pointer to drm encoder structure
+ */
+void sde_encoder_needs_hw_reset(struct drm_encoder *enc);
+
 /**
  * sde_encoder_uidle_enable - control enable/disable of uidle
  * @drm_enc:    Pointer to drm encoder structure