On Wed, Nov 01, 2006 at 07:21:50AM -0400, Felipe Balbi wrote: > > ext Jim wrote: > > Hi, > > > > In function usb_register(), there is a comment of "NOTE: if you want > > your driver to use the USB major number, you must call > > usb_register_dev() to enable that functionality. This function no longer > > takes care of that.". Does that mean that init() need to call > > usb_register_dev(), not usb_register()? > > > > I am running usb-skeleton.c for an experiment on kernel 2.6, the > > usb_skel_init() was invoked during insmod, but the usb_skel_init only > > called the usb_register(), not usb_register_dev(). The skel_probe was > > not called even when I plugged in a device to the usb port. The driver > > was made for a major number = 180 (mknode /dev/skel0 c 180 0), but to > > open /dev/skel0 was always an error of "No Such Device". Why the > > usb_skel_init was running, but the device could not be opened? How can I > > debug this problem? > > > This note warns you to call usb_register_dev() instead of usb_register(); > usb_register() and usb_register_dev() are usually called from init() > functions.
No, usb_register_dev() is called from the probe() function, not init(). usb_register() should be called from init(). thanks, greg k-h ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
