APPLIED[B/D]: [v2][PATCH 0/5][SRU][B/OEM-B/OEM-OSP1/D] Enable new Elan touchpads which are not in current whitelist
Kleber Souza
kleber.souza at canonical.com
Mon Dec 2 11:53:01 UTC 2019
On 2019-11-21 07:40, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1853246
>
> [Impact]
> New touchpads are ignored by hid driver because of IDs are missed in the
> whitelist.
>
> [Fix]
> Only 2 Elan touchpad IDs are allowed to be loaded in hid driver.
> Change to the blacklist of elan touchpads supported by elan_i2c, so
> others can be enabled by hid.
>
> [Test]
> Verified on hardware. Tests results are good.
>
> [Regression Potential]
> Low.
> keep current IDs of elan_i2c, loads those touchpads ID those weren't
> supported.
>
> Those patches are already in 5.3+ kernel,
> only bionic and disco kernel need them.
>
> backports are due to the filename and minor content changes.
>
> v2 changes:
> Since commit 0c043d70d04 which is included by 5.3 is already
> in bionic and disco kernel, so backport this commit change
> in filename changes.
>
>
> Jeffrey Hugo (3):
> HID: quirks: Fix keyboard + touchpad on Lenovo Miix 630
> Input: elan_i2c - export the device id whitelist
> HID: quirks: Refactor ELAN 400 and 401 handling
>
> drivers/hid/hid-core.c | 19 +++++---
> drivers/input/mouse/elan_i2c_core.c | 50 +------------------
> include/linux/input/elan-i2c-ids.h | 76 +++++++++++++++++++++++++++++
> 3 files changed, 88 insertions(+), 57 deletions(-)
> create mode 100644 include/linux/input/elan-i2c-ids.h
>
Applied to bionic and disco master-next branches.
Thanks,
Kleber
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