APPLIED [OEM-5.6] Re: [SRU][B/E/F/U/OEM-OSP1-B/OEM-5.6][PATCH 0/1] UBUNTU: SAUCE: Input: elan_i2c - add more hardware ID for Lenovo laptop

[Timo Aaltonen]

On 27.4.2020 11.06, You-Sheng Yang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1861610
> 
> [Impact]
> Touchpad function unavailable on some platforms with new ELAN touchpad
> HIDs.
> 
> [Fix]
> https://lore.kernel.org/linux-input/000201d5a8bd$9fead3f0$dfc07bd0$@emc.com.tw/
> required to match these currently unsupported IDs.
> 
> [Test Case]
> 1. check if platform is affected, e.g. with ELAN0634:
> 
>    $ sudo acpidump | grep -C3 ELAN
>    2A060: 49 4E 54 31 70 0A 20 49 44 41 44 A4 84 53 42 46 INT1p.IDAD..SBF
>    2A070: 53 53 42 46 49 00 5B 82 42 0E 54 50 44 32 08 5F SSBFI.[.B.TPD2._
>    2A080: 41 44 52 00 08 49 44 41 44 00 08 48 49 44 32 00 ADR..IDAD..HID2.
>    2A090: 08 5F 48 49 44 0D 45 4C 41 4E 30 36 33 34 00 08 ._HID.ELAN0634..
>    2A0A0: 5F 43 49 44 0D 50 4E 50 30 43 35 30 00 08 5F 55 _CID.PNP0C50.._U
>    2A0B0: 49 44 01 14 4B 04 5F 44 53 4D 04 A0 3C 93 68 11 ID..K._DSM..<.h.
>    2A0C0: 13 0A 10 F7 F6 DF 3C 67 42 55 45 AD 05 B3 0A 3D ......<gBUE....=
> 
> 2. check if touchpad then appear in /proc/bus/input/devices when
> applied.
> 
> [Regression Potential]
> Low. Only add new IDs for currently unsupported platforms.
> 
> Dave.Wang (1):
>   Input: elan_i2c - add more hardware ID for Lenovo laptop
> 
>  include/linux/input/elan-i2c-ids.h | 7 +++++++
>  1 file changed, 7 insertions(+)
> 

applied to oem-5.6-next, thanks

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