linux-kernel - Re: USBHID bug, claiming all devices, ignoring quirks.

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Date:	Sun, 09 Aug 2009 23:07:54 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Galtor <galtor@...il.com>
CC:	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Subject: Re: USBHID bug, claiming all devices, ignoring quirks.

On 08/05/2009 10:23 AM, Galtor wrote:
> Hi all.

Hi, you should have posted this at least to the input mailing list.

> I have a Antec Veris USB IR receiver, with USB ID 15c2:0043,
> identifying itself as "SoundGraph iMON MultiMedia IR/Display". Below
> is the ls -vvv.
> 
> In 2.6.30.4 kernel source this device is in hid_ignore_list[] :
> 
> ... hid-core.c ...
>  { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH,
> USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD3) },
> ...

I see
#define USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD3      0x0034
but you have 0x43.

I suppose it doesn't work with the generic hid driver?

> But the usbhid is ignoring the list and claiming for the device:
> 
> ...dmesg...
> [ 3366.731928] usbcore: registered new interface driver hiddev
> [ 3366.745603] input: HID 15c2:0043 as
> /devices/pci0000:00/0000:00:04.0/usb3/3-3/3-3:1.0/input/input3
> [ 3366.746195] generic-usb 0003:15C2:0043.000D: input,hidraw0: USB HID
> v1.01 Mouse [HID 15c2:0043] on usb-0000:00:04.0-3/input0
> [ 3366.759332] generic-usb 0003:15C2:0043.000E: hiddev96,hidraw1: USB
> HID v1.00 Device [HID 15c2:0043] on usb-0000:00:04.0-3/input1
> [ 3366.759416] usbcore: registered new interface driver usbhid
> ...
> 
> Using "quirks" module parameter changes the behavior in dmesg:
> 
> ...dmesg...
> [ 5180.060952] usbcore: registered new interface driver hiddev
> [ 5180.061211] usbcore: registered new interface driver usbhid
> [ 5180.061220] usbhid: v2.6:USB HID core driver
> ...
> 
> but the driver is claiming for the device anyway:
> 
> ...ls /sys/bus/usb/drivers/usbhid/...
> 3-3:1.0  3-3:1.1  bind  module  new_id  uevent  unbind
> ...
> 
> The only "fix" i have is to load the lirc_imon driver before the
> usbhid driver to get all hardware correctly initialized
> 
> Any ideas of what's happening?
> 
> Best regards.
> 
> -- Galtor
> 
> -----------------------------------------------
> 
> Bus 003 Device 002: ID 15c2:0043 SoundGraph Inc.
> Device Descriptor:
>   bLength                18
>   bDescriptorType         1
>   bcdUSB               1.10
>   bDeviceClass            0 (Defined at Interface level)
>   bDeviceSubClass         0
>   bDeviceProtocol         0
>   bMaxPacketSize0         8
>   idVendor           0x15c2 SoundGraph Inc.
>   idProduct          0x0043
>   bcdDevice            0.02
>   iManufacturer           0
>   iProduct                0
>   iSerial                 0
>   bNumConfigurations      1
>   Configuration Descriptor:
>     bLength                 9
>     bDescriptorType         2
>     wTotalLength           59
>     bNumInterfaces          2
>     bConfigurationValue     1
>     iConfiguration          0
>     bmAttributes         0x80
>       (Bus Powered)
>     MaxPower              100mA
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        0
>       bAlternateSetting       0
>       bNumEndpoints           1
>       bInterfaceClass         3 Human Interface Device
>       bInterfaceSubClass      0 No Subclass
>       bInterfaceProtocol      2 Mouse
>       iInterface              0
>       ** UNRECOGNIZED:  09 21 01 01 00 01 22 79 00
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x81  EP 1 IN
>         bmAttributes            3
>           Transfer Type            Interrupt
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0008  1x 8 bytes
>         bInterval              10
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        1
>       bAlternateSetting       0
>       bNumEndpoints           1
>       bInterfaceClass         3 Human Interface Device
>       bInterfaceSubClass      0 No Subclass
>       bInterfaceProtocol      0 None
>       iInterface              0
>       ** UNRECOGNIZED:  09 21 00 01 00 01 22 32 00
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x82  EP 2 IN
>         bmAttributes            3
>           Transfer Type            Interrupt
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0008  1x 8 bytes
>         bInterval              10
> Device Status:     0x0002
>   (Bus Powered)
>   Remote Wakeup Enabled

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