Revert "disp: msm: sde: remove all preclose logic"

This change reverts commit ae2dceb0b6 ("disp: msm:
 sde: remove all preclose logic"). This change also
modifies the force disable plane logic since
__drm_atomic_helper_disable_plane is not exposed to
drivers.

Change-Id: I89e19dead9ade724798952b1934b45b5663e1a42
Signed-off-by: Jayaprakash Madisetty <jmadiset@codeaurora.org>
Signed-off-by: Samantha Tran <samtran@codeaurora.org>

msm/msm_kms.h

@@ -97,6 +97,7 @@ struct msm_kms_funcs {
 			struct drm_encoder *slave_encoder,
 			bool is_cmd_mode);
 	void (*postopen)(struct msm_kms *kms, struct drm_file *file);
+	void (*preclose)(struct msm_kms *kms, struct drm_file *file);
 	void (*postclose)(struct msm_kms *kms, struct drm_file *file);
 	void (*lastclose)(struct msm_kms *kms);
 	int (*register_events)(struct msm_kms *kms,