disp: msm: sde: add sde data to va minidumps

VA minidumps supports to add any allocated variable or data to
minidumps. Add panic notifier and wrapper function to add
sde data to minidump va. Add event log, register log, register dumps,
debug bus and different sde variables and states info to minidump.

Change-Id: If54da0b7067df17877e4da645d82f1705baa3f6d
Signed-off-by: Andhavarapu Karthik <kartkart@codeaurora.org>

msm/sde/sde_encoder.h

@@ -642,4 +642,6 @@ static inline bool sde_encoder_is_widebus_enabled(struct drm_encoder *drm_enc)
 	sde_enc = to_sde_encoder_virt(drm_enc);
 	return sde_enc->mode_info.wide_bus_en;
 }
+
+void sde_encoder_add_data_to_minidump_va(struct drm_encoder *drm_enc);
 #endif /* __SDE_ENCODER_H__ */