linux平台3G上网卡驱动开发

在开发3G上网卡时遇到一些问题,一直没有进展,请有经验的大侠帮忙,公司可以考虑外包.万分感谢.QQ号:46978001
option_24.c: option_write_room - port 0
option_24.c: option_write_room - returns 64
option_24.c: option_write - port 0
option_24.c: write count=1, buffer:[A]
option_24.c: option_write: wrote (did 1)
option_24.c: option_indat_callback - port 0
usb-uhci.c: interrupt, status 3, frame# 501
option_24.c: option_outdat_callback - port 0
option_24.c: option_outdat_callback - nonzero read bulk status received: -32
option_24.c: option_write_room - port 0
option_24.c: option_write_room - returns 64
option_24.c: option_write - port 0
option_24.c: write count=1, buffer:[T]
option_24.c: option_write: wrote (did 1)
option_24.c: option_indat_callback - port 0
option_24.c: option_indat_callback - nonzero write bulk status received: -32
option_24.c: option_write_room - port 0
option_24.c: option_write_room - returns 64
option_24.c: option_write - port 0
option_24.c: write count=1, buffer:[D]
option_24.c: option_write - failed submitting write urb, error -32
option_24.c: option_write: wrote (did 1)