On Fri, 2017-02-17 at 14:35 +0530, Ritesh Raj Sarraf wrote: > > Please use: > > > > static DEVICE_ATTR_RW(touchpad_mode); > > > > You'll need to move the show_ and store_ prefixes to be postfixes, see > > toshiba-acpi.c for several examples. > > > > Thank you. I am building the kernel the test/verify the changes. Will post the > revised patch soon. I have included the changes you mentioned, built and tested locally on my Lenovo Yoga2 13, and posted (git send-email) to all involved parties. I have also attached the patch in this reply. -- Ritesh Raj Sarraf | http://people.debian.org/~rrs Debian - The Universal Operating System