APPLIED: [Artful][linux-oem][PATCH 0/3] Enable synaptics touchpad intertouch support on
seth.forshee at canonical.com
Wed Oct 18 19:46:04 UTC 2017
On Wed, Oct 18, 2017 at 11:10:04PM +0800, Aaron Ma wrote:
> On 10/18/2017 10:22 PM, Seth Forshee wrote:
> > On Mon, Oct 16, 2017 at 11:50:23PM +0800, Aaron Ma wrote:
> >> BugLink: http://bugs.launchpad.net/bugs/1723986
> >> [Impact]
> >> Synaptics touchpad/trackpoint fail to work on Lenovo X1C5/6 and X280.
> >> And they report they support intertouch mode through SMBus ver 3.
> >> Current kernel driver limits RMI4 to SMBus 2.
> >> [Fix]
> >> Enable SMBus ver 3 and set them to SMBus mode will make synaptics work
> >> fine.
> >> [Test Case]
> >> Tested on X1C5/6 and X280, confirm patches work fine.
> >> [Regression Potential]
> >> Enable RMI4 support on specific device ID, no regression is supposed.
> >> Zesty and Xenial do not support this intertouch mode, so no need these
> >> patches.
> > Have these been regression tested on other hardware which uses this
> > driver?
> Yes, tested on X1 Carbon 5th with different touchpad pnp id LEN0072 and
> Raven2-3, Raven3-1, T460s those are using synaptics touchpad.
> All of them works fine.
Thanks. Applied to artful/master-next and unstable/master.
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