usage_maximum      83 dev/usb/hid.c  	c->usage_maximum = 0;
usage_maximum     222 dev/usb/hid.c  						     i <= c->usage_maximum;
usage_maximum     342 dev/usb/hid.c  				c->usage_maximum = dval;
usage_maximum      70 dev/usb/hid.h  	int32_t usage_maximum;