[DO NOT MERGE] gti: refine the process to drop obsolete input Trim from original changes to fit current code. Original change https://partner-android-review.git.corp.google.com/c/kernel/private/google-modules/touch/common/+/2757413 Bug: 326847395 Change-Id: Ie3e9e782afc4ed5dfec46271a63b3e459057a770 Signed-off-by: Super Liu <supercjliu@google.com>