Strange. What kernel version are you using? Matthias Lohr wrote: > [EMAIL PROTECTED]:~$ sudo libhid-detach-device 04b4:0f1f > Trying to detach HID with IDs 04b4:0f1f... done. > [EMAIL PROTECTED]:~$ sudo lsusb -d 04b4:0f1f -vvv > [EMAIL PROTECTED]:~$ sudo lsusb -d 04b4:0f1f -vvv > > Bus 001 Device 005: ID 04b4:0f1f Cypress Semiconductor Corp. > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 0 (Defined at Interface level) > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 8 > idVendor 0x04b4 Cypress Semiconductor Corp. > idProduct 0x0f1f > bcdDevice 1.10 > iManufacturer 1 Digital Enlightenment > iProduct 2 Sunlight Killer > iSerial 3 0000000000000532 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 41 > bNumInterfaces 1 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0x80 > (Bus Powered) > MaxPower 200mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 2 > bInterfaceClass 3 Human Interface Devices > bInterfaceSubClass 0 No Subclass > bInterfaceProtocol 0 None > iInterface 0 > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.10 > bCountryCode 0 Not supported > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 36 > Report Descriptors: > ** UNAVAILABLE ** > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0021 1x 33 bytes > bInterval 1 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x02 EP 2 OUT > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0021 1x 33 bytes > bInterval 1 > Device Status: 0x0000 > (Bus Powered) > [EMAIL PROTECTED]:~$ > > Look at the beginning. I have to exec lsusb two times, before i get some > output! after the first lsusb, the usbhid driver is loaded for this > device! > > Greetings > Matthias Lohr > > On Wednesday 05 December 2007 14:39:59 Charles Lepple wrote: >> That doesn't sound right. If you re-plug the device, the kernel >> usbhid driver will claim it again, but running test_libhid (or libhid- >> detach-device, also included in libhid) should make lsusb show the >> descriptor. >> >> Are there any errors in dmesg? >> >> Do you have read+write permissions to the device node (in /proc/bus/ >> usb or /dev/bus/usb)? >> >> What does "cat /proc/bus/usb/devices" say? >> >> On Dec 5, 2007, at 1:28 AM, Matthias Lohr wrote: >> > Doesn't work. lsusb seems to reload the usb driver... >> > >> > Matthias >> > >> > On Wednesday 05 December 2007 01:44:57 Charles Lepple wrote: >> >> On Dec 4, 2007, at 7:28 PM, Peter Stuge wrote: >> >>> On Tue, Dec 04, 2007 at 08:47:11PM +0100, Matthias Lohr wrote: >> >>>> // lsusb >> >>>> Report Descriptors: >> >>>> ** UNAVAILABLE ** >> >>> >> >>> Disable the HID driver to make it available. >> >>> >> >>> Either unload the driver or write a small program to call >> >>> usb_detach_driver_np() in libusb, or the equivalent in libhid. >> >> >> >> Matthias, >> >> >> >> Peter is right, but by running the test program, you detached the >> >> driver. Try running lsusb again. >> > >> > _______________________________________________ >> > libhid-discuss mailing list >> > [email protected] >> > http://lists.alioth.debian.org/mailman/listinfo/libhid-discuss >> >> _______________________________________________ >> libhid-discuss mailing list >> [email protected] >> http://lists.alioth.debian.org/mailman/listinfo/libhid-discuss > > > _______________________________________________ > libhid-discuss mailing list > [email protected] > http://lists.alioth.debian.org/mailman/listinfo/libhid-discuss
-- Charles Lepple [EMAIL PROTECTED] _______________________________________________ libhid-discuss mailing list [email protected] http://lists.alioth.debian.org/mailman/listinfo/libhid-discuss
