APPLIED[D]: [SRU] [B/C/D] [PATCH 0/8] Sync AMD MP2 I2C driver with upstream version

Kai-Heng Feng kai.heng.feng at
Wed Apr 3 02:59:55 UTC 2019

at 05:05, Seth Forshee <seth.forshee at> wrote:

> On Tue, Apr 02, 2019 at 11:38:34AM +0800, Kai-Heng Feng wrote:
>> BugLink:
>> [Impact]
>> AMD MP2 I2C driver doesn't support more than one bus.
>> This makes touchpad on Lenovo Yoga 530 doensn't work as expected.
>> [Fix]
>> Sync the MP2 driver with upstream version.
>> [Test]
>> The new upstream driver doesn't break on Latitude 5495.
>> Users haven't given any feedback yet, but since Disco is freezing I
>> am sending this out.
>> [Regression Potential]
>> Low. It's from upstream, and only a subset of Raven Ridge has this
>> device.
> So we're basically replacing a sauce driver here with the upstream
> driver. Given the regression testing on the Latitude 5495 I think these
> are okay for disco. I'd like to see the user testing come in before
> acking for SRU.

User gave positive result. So I think this is also good to go for B/C.


> Applied to disco/master-next, thanks!

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