Re: Issues with touchpad / touchscreen on yoga 900

[Kevin Fenzi <kevin@scrye.com>]

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On Fri, 30 Oct 2015 09:58:14 +0200
Jarkko Nikula <jarkko.nikula@linux.intel.com> wrote:

> Hi
> 
> On 10/29/2015 08:30 PM, Wolfram Sang wrote:
> > On Thu, Oct 29, 2015 at 11:29:13AM -0600, Kevin Fenzi wrote:  
> >> Greetings.
> >>
> >> I'm having problems with a lenovo yoga 900 not seeing it's
> >> touchscreen or touchpad.
> >>
> >> Downstream bug:
> >> https://bugzilla.redhat.com/show_bug.cgi?id=1275718
> >>
> >> The problem parts of dmesg seem to be:
> >>
> >> Oct 26 15:20:08 localhost kernel: i2c_designware i2c_designware.1:
> >> i2c_dw_handle_tx_abort: lost arbitration Oct 26 15:20:08 localhost
> >> kernel: i2c_hid i2c-SYNA2B29:00: hid_descr_cmd failed Oct 26
> >> 15:20:08 localhost kernel: i2c_designware i2c_designware.2:
> >> i2c_dw_handle_tx_abort: lost arbitration Oct 26 15:20:08 localhost
> >> kernel: i2c_hid i2c-ELAN21EF:00: hid_descr_cmd failed
> >>
> >> This is with 4.3.0-0.rc7.git1.1.fc24.x86_64 (post rc7 4.3.0).
> >>
> >> Happy to gather further info or try patches. ;)  
> >  
> Could you try this test patch from Mika that prints the parameters it 
> gets from ACPI and forces using calculated ones (your quirk was
> supposed to be doing the same):
> 
> http://www.spinics.net/lists/linux-i2c/msg21239.html

ok. That gives me: 

[157408.224530] i2c_designware i2c_designware.1: ACPI SSCN 0:0
[157408.224534] i2c_designware i2c_designware.1: ACPI FMCN 0:0
[157408.224536] i2c_designware i2c_designware.1: ACPI SDA hold 0
[157408.228054] i2c_designware i2c_designware.1:
i2c_dw_handle_tx_abort: lost arbitration [157408.228061] i2c_hid
i2c-SYNA2B29:00: hid_descr_cmd failed [157408.235275]
[157408.250399] i2c_designware i2c_designware.2: ACPI SSCN 0:0
[157408.250403] i2c_designware i2c_designware.2: ACPI FMCN 0:0
[157408.250405] i2c_designware i2c_designware.2: ACPI SDA hold 0
[157408.261255] idma64 idma64.2: idma64_irq: status=0x0 [157408.261284]
idma64 idma64.2: idma64_irq: status=0x0 [157408.261319] i2c_designware
i2c_designware.2: i2c_dw_handle_tx_abort: lost arbitration
[157408.261325] i2c_hid i2c-ELAN21EF:00: hid_descr_cmd failed

Also, if it helps with i2c-hid debug=1:

Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: Fetching the HID descriptor
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=01 00
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: HID Descriptor: 1e 00 00 01 dc 0a 02 00 03 00 16 00 04 00 00 00 05 00 06 00 8d 04 96 83 17 10 00 00 00 00
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: entering i2c_hid_parse
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_hwreset
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_set_power
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 00 08
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: input: 0c 00 01 02 02 ed ff 82 fc 89 fe 00
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: resetting...
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 00 01
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: waiting...
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: finished.
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: asking HID report descriptor
Oct 30 12:02:10 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=02 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: Report Descriptor: 06 83 ff 09 80 a1 01 85 5a 09 01 15 00 26 ff 00 75 08 95 10 b1 00 c0 05 20 09 01 a1 01 85 01 05 20 09 73 a1 00 05 20 0a 09 03 15 00 25 02 75 08 95 01 a1 02 0a 30 08 0a 31 08 0a 32 08 b1 00 c0
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: input: 11 00 02 02 02 00 00 00 00 00 00 00 00 00 00 00 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: input: 14 00 03 02 02 9b 06 5e b5 fb ff c3 32 f4 ff c3 71 14 00 03
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 3f 02 5a 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=19): 12 00 5a ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: error in i2c_hid_init_report size:19 / ret_size:18
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 31 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=21): 15 00 01 01 02 02 02 c8 00 00 00 02 00 02 00 32 00 a0 0f 60 f0
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 32 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=31): 1f 00 02 01 01 06 02 64 00 00 00 58 1b 00 00 e0 70 72 00 50 c3 00 00 00 c2 eb 0b 00 3e 14 f4
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 33 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=41): 29 00 03 01 01 06 02 64 00 00 00 01 00 64 00 02 00 10 0e 00 00 28 06 00 00 28 06 00 00 10 27 00 00 00 2d 31 01 00 d3 ce fe
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 34 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=21): 15 00 04 01 02 02 02 64 00 00 00 01 00 32 00 05 00 42 0e be f1
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 35 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=31): 1f 00 05 01 01 06 02 64 00 00 00 01 00 00 00 a0 86 01 00 10 27 00 00 80 96 98 00 80 69 67 ff
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 36 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=41): 29 00 06 01 01 06 02 dc 05 00 00 19 00 ff ff 00 00 53 00 01 00 64 00 20 00 73 00 3c 01 7d 00 e8 03 87 00 5a 0c 95 00 10 27
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_get_report
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 37 02 06 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: report (len=35): 23 00 07 01 02 02 02 50 00 00 00 0a 00 4c 00 65 00 6e 00 6f 00 76 00 6f 00 20 00 59 00 6f 00 67 00 61 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: input: 0c 00 04 02 02 63 fd 08 00 70 06 03
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: input: 16 00 05 02 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: input: 09 00 06 02 02 64 00 00 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: input: 11 00 07 02 02 00 00 d9 ff 47 fc fc 0d 6a 04 74 04
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-SYNA2B29:00: Fetching the HID descriptor
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-SYNA2B29:00: __i2c_hid_command: cmd=20 00
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: i2c_hid_set_power
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ITE8396:00: __i2c_hid_command: cmd=05 00 01 08
Oct 30 12:02:11 localhost kernel: i2c_designware i2c_designware.1: i2c_dw_handle_tx_abort: lost arbitration
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-SYNA2B29:00: hid_descr_cmd failed
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ELAN21EF:00: Fetching the HID descriptor
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ELAN21EF:00: __i2c_hid_command: cmd=01 00
Oct 30 12:02:11 localhost kernel: i2c_designware i2c_designware.2: i2c_dw_handle_tx_abort: lost arbitration
Oct 30 12:02:11 localhost kernel: i2c_hid i2c-ELAN21EF:00:
hid_descr_cmd failed


> Another fix from Mika that comes to my mind is "HID: multitouch:
> Fetch feature reports on demand for Win8 devices" which is sitting in 
> linux-next. Not sure is it related but probably worth to try.
> 
> https://lkml.org/lkml/2015/9/28/404

I was able to patch that, but got confused... that was in
hid-multitouch... but I don't even have that loaded normally. Does that
need hid-i2c rebuilt against that hid-multitouch or something?
Sorry for the dumb questions.. I'm not really a kernel hacker ;) 

kevin

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