Sorry, do you mean vendor & product id? Do you mean to unload/unbind for any particular one?
[root@hp kernel_mod]# lsusb
Bus 003 Device 023: ID 045e:0800 Microsoft Corp. Microsoft® Nano Transceiver v2.0
[root@hp kernel_mod]# lsusb -t
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/14p, 480M
|__ Port 3: Dev 23, If 0, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 3: Dev 23, If 1, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 3: Dev 23, If 2, Class=Human Interface Device, Driver=usbhid, 12M
[root@hp kernel_mod]# lsusb
Bus 003 Device 023: ID 045e:0800 Microsoft Corp. Microsoft® Nano Transceiver v2.0
[root@hp kernel_mod]# lsusb -t
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/14p, 480M
|__ Port 3: Dev 23, If 0, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 3: Dev 23, If 1, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 3: Dev 23, If 2, Class=Human Interface Device, Driver=usbhid, 12M
On Sat, Apr 25, 2020 at 9:01 AM Greg KH <greg@xxxxxxxxx> wrote:
On Sat, Apr 25, 2020 at 07:44:12AM +0200, Sohaib Mhmd wrote:
> Hi everyone, I made a very simple USB driver
> <https://gist.github.com/smalinux/3d6a5b000a32b97250b2d0c86b90711b>,
> but the problem is that the probe and disconnect functions never was called.
What USB device is currently attached to the ids that your driver wants
to bind to? Unload/unbind that and then your driver should work.
greg k-h
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