This is a note to let you know that I've just added the patch titled Input: elan_i2c - add ASUS EeeBook X205TA special touchpad fw to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: input-elan_i2c-add-asus-eeebook-x205ta-special-touchpad-fw.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 92ef6f97a66e580189a41a132d0f8a9f78d6ddce Mon Sep 17 00:00:00 2001 From: Matjaz Hegedic <matjaz.hegedic@xxxxxxxxx> Date: Fri, 10 Mar 2017 14:33:09 -0800 Subject: Input: elan_i2c - add ASUS EeeBook X205TA special touchpad fw From: Matjaz Hegedic <matjaz.hegedic@xxxxxxxxx> commit 92ef6f97a66e580189a41a132d0f8a9f78d6ddce upstream. EeeBook X205TA is yet another ASUS device with a special touchpad firmware that needs to be accounted for during initialization, or else the touchpad will go into an invalid state upon suspend/resume. Adding the appropriate ic_type and product_id check fixes the problem. Signed-off-by: Matjaz Hegedic <matjaz.hegedic@xxxxxxxxx> Acked-by: KT Liao <kt.liao@xxxxxxxxxx> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/input/mouse/elan_i2c_core.c | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-) --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -218,17 +218,19 @@ static int elan_query_product(struct ela static int elan_check_ASUS_special_fw(struct elan_tp_data *data) { - if (data->ic_type != 0x0E) - return false; - - switch (data->product_id) { - case 0x05 ... 0x07: - case 0x09: - case 0x13: + if (data->ic_type == 0x0E) { + switch (data->product_id) { + case 0x05 ... 0x07: + case 0x09: + case 0x13: + return true; + } + } else if (data->ic_type == 0x08 && data->product_id == 0x26) { + /* ASUS EeeBook X205TA */ return true; - default: - return false; } + + return false; } static int __elan_initialize(struct elan_tp_data *data) Patches currently in stable-queue which might be from matjaz.hegedic@xxxxxxxxx are queue-4.9/input-elan_i2c-add-asus-eeebook-x205ta-special-touchpad-fw.patch