On Tue, 2011-02-01 at 10:00 +0100, Benjamin Tissoires wrote:
> Hi Bastien, Henrik,
>
> On Mon, Jan 31, 2011 at 22:28, Henrik Rydberg <rydberg@xxxxxxxxxxx> wrote:
> > Hi Bastien,
> >
> >> Built into my Lenovo A700 all-in-one is a touchscreen. lsusb says:
> >> $ lsusb | grep -i touch
> >> Bus 002 Device 006: ID 04e7:0022 Elo TouchSystems
> >
> > I take it this is a dual-touch device?
> >
> >> The touchscreen "works", in that tapping it will create a click event,
> >> though that click event is always in the top left of the screen.
> >
> > This is quite common for HID multitouch devices without proper driver
> > support. Sometimes using the HID_MULTI_INPUT quirk helps. Check
> > usbhid/hid-quirks.c for examples.
> >
> >> Full output of lsusb -vvv attached.
> >>
> >> Anybody with ideas as to what I'm missing, or whether that particular
> >> device is supported?
> >
> > You probably noted already that the 04e7:0020 device is listed in
> > usbhid. Unless the device claims to be win7 compliant (implying
> > patching up hid-multitouch), going with the evtouch X driver might get
> > you a bit on the way. Or - god forbid - the binary blob drivers...
>
> To know if the device is "win7 compliant" or not, we need the full
> output of lsusb (with the report descriptors).
> You need to tell usbhid to release the device before calling lsusb -v.
>
> Please use the script at
> http://lii-enac.fr/en/architecture/linux-input/report.py
> and run, as root: python report.py > descriptors.txt
>
> This will do the job. You can then send us the descriptors.txt, and we
> will see what we can do.
Attached (with the rest of the input devices stripped).
> >> Using kernel 2.6.38-rc2-git5 (from Fedora rawhide).
>
> If your device is "win7 compliant" you will have to recompile a new kernel.
That's alright, I've done this before ;)
found device HID 0a5c:4502
echo 2-1.1.1:1.0 > unbind
found device USB Audio
echo 2-1.3:1.3 > unbind
found device HID 0a5c:4503
echo 2-1.1.2:1.0 > unbind
found device Elo TouchSystems Elo TouchSystems 2515 IntelliTouch Plus USB Touchmonitor
echo 2-1.6:1.0 > unbind
echo 1-1.5.1:1.0 > unbind
echo 1-1.5.2:1.0 > unbind
lsusb -v -d 000004E7:00000022
Bus 002 Device 006: ID 04e7:0022 Elo TouchSystems
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x04e7 Elo TouchSystems
idProduct 0x0022
bcdDevice 1.16
iManufacturer 1 Elo TouchSystems
iProduct 2 Elo TouchSystems 2515 IntelliTouch Plus USB Touchmonitor
iSerial 3 00000000
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 34
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xe0
Self Powered
Remote Wakeup
MaxPower 4mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 3 Human Interface Device
bInterfaceSubClass 0 No Subclass
bInterfaceProtocol 0 None
iInterface 0
HID Device Descriptor:
bLength 9
bDescriptorType 33
bcdHID 1.11
bCountryCode 0 Not supported
bNumDescriptors 1
bDescriptorType 34 Report
wDescriptorLength 273
Report Descriptor: (length is 273)
Item(Global): Usage Page, data= [ 0x0d ] 13
Digitizer
Item(Local ): Usage, data= [ 0x04 ] 4
Touch Screen
Item(Main ): Collection, data= [ 0x01 ] 1
Application
Item(Global): Report ID, data= [ 0x01 ] 1
Item(Local ): Usage, data= [ 0x22 ] 34
Finger
Item(Main ): Collection, data= [ 0x02 ] 2
Logical
Item(Local ): Usage, data= [ 0x42 ] 66
Tip Switch
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0x01 ] 1
Item(Global): Report Size, data= [ 0x01 ] 1
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x32 ] 50
In Range
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Report Count, data= [ 0x06 ] 6
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Report Size, data= [ 0x08 ] 8
Item(Local ): Usage, data= [ 0x51 ] 81
Contact ID
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Usage Page, data= [ 0x01 ] 1
Generic Desktop Controls
Item(Global): Logical Maximum, data= [ 0xff 0x0f ] 4095
Item(Global): Report Size, data= [ 0x10 ] 16
Item(Global): Unit Exponent, data= [ 0x0e ] 14
Unit Exponent: 14
Item(Global): Unit, data= [ 0x33 ] 51
System: English Linear, Unit: Inch^3
Item(Local ): Usage, data= [ 0x30 ] 48
Direction-X
Item(Global): Physical Minimum, data= [ 0x00 ] 0
Item(Global): Physical Maximum, data= [ 0xff 0x0f ] 4095
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Physical Maximum, data= [ 0xff 0x0f ] 4095
Item(Local ): Usage, data= [ 0x31 ] 49
Direction-Y
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Main ): Collection, data= [ 0x02 ] 2
Logical
Item(Global): Usage Page, data= [ 0x0d ] 13
Digitizer
Item(Local ): Usage, data= [ 0x42 ] 66
Tip Switch
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0x01 ] 1
Item(Global): Report Size, data= [ 0x01 ] 1
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x32 ] 50
In Range
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Report Count, data= [ 0x06 ] 6
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Report Size, data= [ 0x08 ] 8
Item(Local ): Usage, data= [ 0x51 ] 81
Contact ID
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Usage Page, data= [ 0x01 ] 1
Generic Desktop Controls
Item(Global): Logical Maximum, data= [ 0xff 0x0f ] 4095
Item(Global): Report Size, data= [ 0x10 ] 16
Item(Global): Unit Exponent, data= [ 0x00 ] 0
Unit Exponent: 0
Item(Global): Unit, data= [ 0x00 ] 0
System: None, Unit: (None)
Item(Local ): Usage, data= [ 0x30 ] 48
Direction-X
Item(Global): Physical Minimum, data= [ 0x00 ] 0
Item(Global): Physical Maximum, data= [ 0xff 0x0f ] 4095
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Physical Maximum, data= [ 0xff 0x0f ] 4095
Item(Local ): Usage, data= [ 0x31 ] 49
Direction-Y
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Global): Usage Page, data= [ 0x0d ] 13
Digitizer
Item(Local ): Usage, data= [ 0x54 ] 84
Contact Count
Item(Global): Logical Maximum, data= [ 0x10 ] 16
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Global): Report Size, data= [ 0x08 ] 8
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Report ID, data= [ 0x08 ] 8
Item(Local ): Usage, data= [ 0x55 ] 85
Maximum Contact Number
Item(Global): Logical Maximum, data= [ 0x02 ] 2
Item(Main ): Feature, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Local ): Usage, data= [ 0x0e ] 14
(null)
Item(Main ): Collection, data= [ 0x01 ] 1
Application
Item(Global): Report ID, data= [ 0x07 ] 7
Item(Local ): Usage, data= [ 0x22 ] 34
Finger
Item(Main ): Collection, data= [ 0x00 ] 0
Physical
Item(Local ): Usage, data= [ 0x52 ] 82
Input Mode
Item(Local ): Usage, data= [ 0x53 ] 83
Device Index
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0x0a ] 10
Item(Global): Report Size, data= [ 0x08 ] 8
Item(Global): Report Count, data= [ 0x02 ] 2
Item(Main ): Feature, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Global): Usage Page, data= [ 0x00 0xff ] 65280
(null)
Item(Local ): Usage, data= [ 0x55 ] 85
(null)
Item(Global): Report ID, data= [ 0x80 ] 128
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0xff 0x00 ] 255
Item(Global): Report Size, data= [ 0x08 ] 8
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Feature, data= [ 0x82 ] 130
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Global): Usage Page, data= [ 0x01 ] 1
Generic Desktop Controls
Item(Local ): Usage, data= [ 0x02 ] 2
Mouse
Item(Main ): Collection, data= [ 0x01 ] 1
Application
Item(Global): Report ID, data= [ 0x54 ] 84
Item(Local ): Usage, data= [ 0x01 ] 1
Pointer
Item(Main ): Collection, data= [ 0x00 ] 0
Physical
Item(Global): Usage Page, data= [ 0x09 ] 9
Buttons
Item(Local ): Usage Minimum, data= [ 0x01 ] 1
Button 1 (Primary)
Item(Local ): Usage Maximum, data= [ 0x02 ] 2
Button 2 (Secondary)
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0x01 ] 1
Item(Global): Report Size, data= [ 0x01 ] 1
Item(Global): Report Count, data= [ 0x02 ] 2
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Report Count, data= [ 0x06 ] 6
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Global): Usage Page, data= [ 0x01 ] 1
Generic Desktop Controls
Item(Local ): Usage, data= [ 0x30 ] 48
Direction-X
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0xff 0x0f ] 4095
Item(Global): Report Size, data= [ 0x10 ] 16
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x31 ] 49
Direction-Y
Item(Global): Report Size, data= [ 0x10 ] 16
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x3b ] 59
Byte Count
Item(Global): Logical Minimum, data= [ 0x00 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0x00 0x01 ] 256
Item(Global): Physical Minimum, data= [ 0x00 0x00 ] 0
Item(Global): Physical Maximum, data= [ 0x00 0x01 ] 256
Item(Global): Unit, data= [ 0x00 0x00 ] 0
System: None, Unit: (None)
Item(Global): Report Size, data= [ 0x10 ] 16
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x62 ] 98
Data Variable Absolute No_Wrap Linear
No_Preferred_State Null_State Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Main ): End Collection, data=none
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0010 1x 16 bytes
bInterval 3
Device Status: 0x0001
Self Powered
echo 2-1.1.1:1.0 > bind
echo 2-1.3:1.3 > bind
echo 2-1.1.2:1.0 > bind
echo 2-1.6:1.0 > bind
echo 1-1.5.1:1.0 > bind
echo 1-1.5.2:1.0 > bind
