use tx delay timer instead of usleep() in ip.access input driver

this fixes the delay of audio caused by stalling of the openbsc process.
the use of 'usleep(100000)' for slowing down transmission to nanoBTS is
replaced by the tx-delay timer. i did this on bs11 code, so i did it the
same way. it actually queues frames for transmission not nanoBTS. on
transmission a timer is started and when this timer expires, the next
frame in the queue is transmitted (timer restarted) until the queue is
empty.
1 file changed
tree: e174d81d4f803abf9477ae5cca8c1ab3a7169931
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. wireshark/