Public bug reported:
Starting with Mint 18.1, I cannot start the SYNA2b37 touchpad (HID device on
the I2C bus).
Were tried all methods from Google
dmesg:
andrey@andrey-Lenovo:~$ dmesg |grep i2c
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.18.0-13-generic
root=UUID=6303f611-7433-4638-a26e-13c707e21802 ro quiet splash
i2c_designware_core.dyndbg=+p i2c-hid.debug=1 vt.handoff=1
[ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.18.0-13-generic
root=UUID=6303f611-7433-4638-a26e-13c707e21802 ro quiet splash
i2c_designware_core.dyndbg=+p i2c-hid.debug=1 vt.handoff=1
[ 3.847975] i2c /dev entries driver
[ 9.197510] i2c_designware i2c_designware.0: Standard-mode HCNT:LCNT =
552:652
[ 9.197515] i2c_designware i2c_designware.0: Fast-mode HCNT:LCNT = 100:200
[ 9.201135] i2c_hid i2c-SYNA2B37:00: i2c-SYNA2B37:00 supply vdd not found,
using dummy regulator
[ 9.201170] i2c_designware i2c_designware.0: i2c_dw_xfer: msgs: 1
[ 9.201199] i2c_designware i2c_designware.0: enabled=0x1 stat=0x10
[ 9.201238] i2c_designware i2c_designware.0: enabled=0x1 stat=0x750
[ 9.202144] i2c_designware i2c_designware.0: i2c_dw_handle_tx_abort: slave
address not acknowledged (7bit mode)
andrey@andrey-Lenovo:~$ xinput
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ Telink 2.4G Mouse Mouse id=8 [slave pointer (2)]
⎜ ↳ Telink 2.4G Mouse Consumer Control id=9 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ Video Bus id=6 [slave keyboard (3)]
↳ Power Button id=7 [slave keyboard (3)]
↳ Telink 2.4G Mouse System Control id=10 [slave keyboard (3)]
↳ EasyCamera: EasyCamera id=11 [slave keyboard (3)]
↳ Ideapad extra buttons id=12 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=13 [slave keyboard (3)]
↳ Telink 2.4G Mouse Consumer Control id=14 [slave keyboard (3)]
andrey@andrey-Lenovo:~$ ls /sys/bus/acpi/devices/
ACPI0003:00 device:12 device:25 device:38 device:4b PNP0B00:00
device:00 device:13 device:26 device:39 device:4c PNP0C02:00
device:01 device:14 device:27 device:3a IDEA0102:00 PNP0C02:01
device:02 device:15 device:28 device:3b INT3452:00 PNP0C09:00
device:03 device:16 device:29 device:3c INT3452:01 PNP0C0A:00
device:04 device:17 device:2a device:3d INT3452:02 PNP0C0C:00
device:05 device:18 device:2b device:3e INT34D7:00 PNP0C0D:00
device:06 device:19 device:2c device:3f LNXCPU:00 PNP0C0F:00
device:07 device:1a device:2d device:40 LNXCPU:01 PNP0C0F:01
device:08 device:1b device:2e device:41 LNXCPU:02 PNP0C0F:02
device:09 device:1c device:2f device:42 LNXCPU:03 PNP0C0F:03
device:0a device:1d device:30 device:43 LNXSYBUS:00 PNP0C0F:04
device:0b device:1e device:31 device:44 LNXSYBUS:01 PNP0C0F:05
device:0c device:1f device:32 device:45 LNXSYSTM:00 PNP0C0F:06
device:0d device:20 device:33 device:46 LNXVIDEO:00 PNP0C0F:07
device:0e device:21 device:34 device:47 PNP0000:00 PNP0C14:00
device:0f device:22 device:35 device:48 PNP0100:00 SYNA2B37:00
device:10 device:23 device:36 device:49 PNP0103:00 VPC2004:00
device:11 device:24 device:37 device:4a PNP0A08:00
andrey@andrey-Lenovo:~$ cat /sys/class/input/event*/device/name
Lid Switch
HDA Intel PCH Headphone
HDA Intel PCH HDMI/DP,pcm=3
HDA Intel PCH HDMI/DP,pcm=7
HDA Intel PCH HDMI/DP,pcm=8
HDA Intel PCH HDMI/DP,pcm=9
HDA Intel PCH HDMI/DP,pcm=10
Power Button
AT Translated Set 2 keyboard
Video Bus
Telink 2.4G Mouse Mouse
Telink 2.4G Mouse Consumer Control
Telink 2.4G Mouse System Control
Ideapad extra buttons
EasyCamera: EasyCamera
HDA Intel PCH Mic
andrey@andrey-Lenovo:~$ sudo acpidump | grep -C3 ELAN
[sudo] пароль для andrey:
00F0: 00 00 19 00 23 00 00 00 12 00 5C 5F 53 42 2E 47 ....#.....\_SB.G
0100: 50 4F 30 00 79 00 08 53 42 46 49 11 0E 0A 0B 89 PO0.y..SBFI.....
0110: 06 00 05 01 75 00 00 00 79 00 14 41 05 5F 49 4E ....u...y..A._IN
0120: 49 00 A0 23 93 54 50 54 59 01 70 0D 45 4C 41 4E I..#.TPTY.p.ELAN
0130: 30 36 30 39 00 5F 48 49 44 70 0A 15 42 41 44 52 0609._HIDp..BADR
0140: 70 01 48 49 44 32 A0 25 93 54 50 54 59 0A 02 70 p.HID2.%.TPTY..p
0150: 0D 53 59 4E 41 32 42 33 37 00 5F 48 49 44 70 0A .SYNA2B37._HIDp.
andrey@andrey-Lenovo:~$ sudo acpidump | grep -C3 SYNA
0120: 49 00 A0 23 93 54 50 54 59 01 70 0D 45 4C 41 4E I..#.TPTY.p.ELAN
0130: 30 36 30 39 00 5F 48 49 44 70 0A 15 42 41 44 52 0609._HIDp..BADR
0140: 70 01 48 49 44 32 A0 25 93 54 50 54 59 0A 02 70 p.HID2.%.TPTY..p
0150: 0D 53 59 4E 41 32 42 33 37 00 5F 48 49 44 70 0A .SYNA2B37._HIDp.
0160: 2C 42 41 44 52 70 0A 20 48 49 44 32 14 13 5F 53 ,BADRp. HID2.._S
0170: 54 41 00 A0 09 93 54 50 54 59 00 A4 00 A4 0A 0F TA....TPTY......
0180: 14 4E 04 5F 43 52 53 00 A0 07 93 54 50 54 59 01 .N._CRS....TPTY.
andrey@andrey-Lenovo:~$ i2cdetect -l
i2c-3 unknown i915 gmbus misc N/A
i2c-1 unknown i915 gmbus dpb N/A
i2c-4 unknown DPDDC-A N/A
i2c-2 unknown i915 gmbus dpc N/A
i2c-0 unknown SMBus I801 adapter at 2040 N/A
i2c-5 unknown Synopsys DesignWare I2C adapter N/A
The laptop bought free Dos specifically for Linux, and here it is ..
I ask for help!
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Tags: cosmic
** Attachment added: "hwinfo.txt"
https://bugs.launchpad.net/bugs/1811463/+attachment/5228517/+files/hwinfo.txt
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https://bugs.launchpad.net/bugs/1811463
Title:
Touchpad does not initialize Lenovo Ideapad 320-15
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