export the 'trx_is_usable() function and use it from paging

this ensures we don't send paging requests to currently inactive transceivers.
3 files changed
tree: ed7b13f42aa25f89f2f0f5c82fefc3a24fd09de3
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. rrlp-ephemeris/
  5. wireshark/