It is already fixed in Ubuntu 15.04(vivid)
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-lts-vivid (Ubuntu)
** Summary changed:
- [Lenovo E450] [ALPS touchpad] Multi-touch function of touchpad is useless
after 14.04.2 installed.
+
** Changed in: linux-lts-vivid (Ubuntu)
Assignee: (unassigned) = Adam Lee (adam8157)
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Title:
[Lenovo E450] [ALPS touchpad] Multi-touch
** Changed in: linux-lts-utopic (Ubuntu)
Assignee: Adam Lee (adam8157) = (unassigned)
** Changed in: linux-lts-vivid (Ubuntu)
Importance: Undecided = High
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** Also affects: linux-lts-vivid (Ubuntu)
Importance: Undecided
Status: New
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Title:
[Lenovo E450] [ALPS touchpad] Multi-touch function
this commit in mainline should have fixed it:
commit 3808843cf10e4a696d942359d99822eff1a2de8e
Author: Yunkang Tang yunkang.t...@cn.alps.com
Date: Sat Jul 26 13:51:41 2014 -0700
Input: alps - add support for v7 devices
Such as found on the new Toshiba Portégé Z30-A and Z40-A.
** Changed in: hwe-next
Assignee: (unassigned) = Adam Lee (adam8157)
** Changed in: hwe-next
Importance: Undecided = High
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Title:
apport information
** Tags added: apport-collected
** Description changed:
CID : 201411-16166 Lenovo E450 (I+A) with 14.04.2 (utopic)
CID : 201411-16167 Lenovo E550 (I+A) with 14.04.2 (utopic)
Touchpad : ALPS touchpad: E7=73 03 0a, EC=88 b0 13
Steps:
1. Install 14.04.2 on E450.
@Gabriel, may you talk with any cert. engineer how they does this in the
past?
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Title:
[Lenovo E450] [ALPS touchpad] Multi-touch function of
@Keng-Yu, which logs do you need, do I nee fetch and attach them
directly for you?
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Title:
[Lenovo E450] [ALPS touchpad] Multi-touch function of
@Gabriel, we need logs like apport-collect.
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Title:
[Lenovo E450] [ALPS touchpad] Multi-touch function of touchpad is
useless after 14.04.2
@Keng-Yu, hi, I try to collect info based on comment#3. $apport-collect
1433941, system said that 'No additional information collected'.
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Title:
The bug can be reproduced on 201411-16167, a ALPS touchpad too.
** Description changed:
CID : 201411-16166 Lenovo E450 (I+A) with 14.04.2 (utopic)
+ CID : 201411-16167 Lenovo E450 (I+A) with 14.04.2 (utopic)
Touchpad : ALPS touchpad: E7=73 03 0a, EC=88 b0 13
Steps:
1. Install
** Description changed:
CID : 201411-16166 Lenovo E450 (I+A) with 14.04.2 (utopic)
- CID : 201411-16167 Lenovo E450 (I+A) with 14.04.2 (utopic)
+ CID : 201411-16167 Lenovo E550 (I+A) with 14.04.2 (utopic)
Touchpad : ALPS touchpad: E7=73 03 0a, EC=88 b0 13
Steps:
1. Install 14.04.2
** Tags added: blocks-hwcert
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Title:
[Lenovo E450] [ALPS touchpad] Multi-touch function of touchpad is
useless after 14.04.2 installed.
To
** Description changed:
CID : 201411-16166 Lenovo E450 (I+A) with 14.04.2 (utopic)
Touchpad : ALPS touchpad: E7=73 03 0a, EC=88 b0 13
Steps:
1. Install 14.04.2 on E450.
2. Try to use muti-touch function of touchpad
Expected result:
Multi-touch works normally.
- Actral
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